Mercurial > sdl-ios-xcode

annotate src/video/SDL_blit_N.c @ 1338:604d73db6802

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Removed uses of stdlib.h and string.h
author Sam Lantinga <slouken@libsdl.org>
date Tue, 07 Feb 2006 09:29:18 +0000
parents 3692456e7b0f
children 62802d9d7c87
rev   line source
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1 /*
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2 SDL - Simple DirectMedia Layer
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1232
diff changeset
3 Copyright (C) 1997-2006 Sam Lantinga
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
4
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
5 This library is free software; you can redistribute it and/or
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1232
diff changeset
6 modify it under the terms of the GNU Lesser General Public
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
7 License as published by the Free Software Foundation; either
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1232
diff changeset
8 version 2.1 of the License, or (at your option) any later version.
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
9
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
10 This library is distributed in the hope that it will be useful,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1232
diff changeset
13 Lesser General Public License for more details.
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
14
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1232
diff changeset
15 You should have received a copy of the GNU Lesser General Public
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1232
diff changeset
16 License along with this library; if not, write to the Free Software
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1232
diff changeset
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
18
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
19 Sam Lantinga
252
e8157fcb3114 Updated the source with the correct e-mail address
Sam Lantinga <slouken@libsdl.org>
parents: 91
diff changeset
20 slouken@libsdl.org
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
21 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
22
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
23 #include "SDL_types.h"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
24 #include "SDL_video.h"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
25 #include "SDL_blit.h"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
26 #include "SDL_byteorder.h"
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents: 431
diff changeset
27 #include "SDL_cpuinfo.h"
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
28
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
29 /* Functions to blit from N-bit surfaces to other surfaces */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
30
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
31 #ifdef USE_ALTIVEC_BLITTERS
1175
867f521591e5 Fixed Altivec support on Mac OS X.
Ryan C. Gordon <icculus@icculus.org>
parents: 1162
diff changeset
32 #ifdef HAVE_ALTIVEC_H
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
33 #include <altivec.h>
1175
867f521591e5 Fixed Altivec support on Mac OS X.
Ryan C. Gordon <icculus@icculus.org>
parents: 1162
diff changeset
34 #endif
1338
604d73db6802 Removed uses of stdlib.h and string.h
Sam Lantinga <slouken@libsdl.org>
parents: 1336
diff changeset
35 #define assert(X)
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
36 #ifdef MACOSX
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
37 #include <sys/sysctl.h>
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
38 static size_t GetL3CacheSize( void )
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
39 {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
40 const char key[] = "hw.l3cachesize";
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
41 u_int64_t result = 0;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
42 size_t typeSize = sizeof( result );
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
43
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
44
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
45 int err = sysctlbyname( key, &result, &typeSize, NULL, 0 );
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
46 if( 0 != err ) return 0;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
47
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
48 return result;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
49 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
50 #else
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
51 static size_t GetL3CacheSize( void )
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
52 {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
53 /* XXX: Just guess G4 */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
54 return 2097152;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
55 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
56 #endif /* MACOSX */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
57
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
58 #if ((defined MACOSX) && (__GNUC__ < 4))
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
59 #define VECUINT8_LITERAL(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p) \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
60 (vector unsigned char) ( a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p )
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
61 #define VECUINT16_LITERAL(a,b,c,d,e,f,g,h) \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
62 (vector unsigned short) ( a,b,c,d,e,f,g,h )
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
63 #else
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
64 #define VECUINT8_LITERAL(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p) \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
65 (vector unsigned char) { a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p }
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
66 #define VECUINT16_LITERAL(a,b,c,d,e,f,g,h) \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
67 (vector unsigned short) { a,b,c,d,e,f,g,h }
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
68 #endif
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
69
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
70 #define UNALIGNED_PTR(x) (((size_t) x) & 0x0000000F)
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
71 #define VSWIZZLE32(a,b,c,d) (vector unsigned char) \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
72 ( 0x00+a, 0x00+b, 0x00+c, 0x00+d, \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
73 0x04+a, 0x04+b, 0x04+c, 0x04+d, \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
74 0x08+a, 0x08+b, 0x08+c, 0x08+d, \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
75 0x0C+a, 0x0C+b, 0x0C+c, 0x0C+d )
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
76
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
77 #define MAKE8888(dstfmt, r, g, b, a) \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
78 ( ((r<<dstfmt->Rshift)&dstfmt->Rmask) | \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
79 ((g<<dstfmt->Gshift)&dstfmt->Gmask) | \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
80 ((b<<dstfmt->Bshift)&dstfmt->Bmask) | \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
81 ((a<<dstfmt->Ashift)&dstfmt->Amask) )
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
82
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
83 /*
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
84 * Data Stream Touch...Altivec cache prefetching.
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
85 *
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
86 * Don't use this on a G5...however, the speed boost is very significant
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
87 * on a G4.
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
88 */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
89 #define DST_CHAN_SRC 1
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
90 #define DST_CHAN_DEST 2
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
91
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
92 /* macro to set DST control word value... */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
93 #define DST_CTRL(size, count, stride) \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
94 (((size) << 24) | ((count) << 16) | (stride))
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
95
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
96 #define VEC_ALIGNER(src) ((UNALIGNED_PTR(src)) \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
97 ? vec_lvsl(0, src) \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
98 : vec_add(vec_lvsl(8, src), vec_splat_u8(8)))
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
99
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
100 /* Calculate the permute vector used for 32->32 swizzling */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
101 static vector unsigned char calc_swizzle32(const SDL_PixelFormat *srcfmt,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
102 const SDL_PixelFormat *dstfmt)
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
103 {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
104 /*
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
105 * We have to assume that the bits that aren't used by other
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
106 * colors is alpha, and it's one complete byte, since some formats
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
107 * leave alpha with a zero mask, but we should still swizzle the bits.
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
108 */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
109 /* ARGB */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
110 const static struct SDL_PixelFormat default_pixel_format = {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
111 NULL, 0, 0,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
112 0, 0, 0, 0,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
113 16, 8, 0, 24,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
114 0x00FF0000, 0x0000FF00, 0x000000FF, 0xFF000000,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
115 0, 0};
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
116 if (!srcfmt) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
117 srcfmt = &default_pixel_format;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
118 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
119 if (!dstfmt) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
120 dstfmt = &default_pixel_format;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
121 }
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
122 vector unsigned char plus = VECUINT8_LITERAL(
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
123 0x00, 0x00, 0x00, 0x00,
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
124 0x04, 0x04, 0x04, 0x04,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
125 0x08, 0x08, 0x08, 0x08,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
126 0x0C, 0x0C, 0x0C, 0x0C );
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
127 vector unsigned char vswiz;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
128 vector unsigned int srcvec;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
129 #define RESHIFT(X) (3 - ((X) >> 3))
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
130 Uint32 rmask = RESHIFT(srcfmt->Rshift) << (dstfmt->Rshift);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
131 Uint32 gmask = RESHIFT(srcfmt->Gshift) << (dstfmt->Gshift);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
132 Uint32 bmask = RESHIFT(srcfmt->Bshift) << (dstfmt->Bshift);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
133 Uint32 amask;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
134 /* Use zero for alpha if either surface doesn't have alpha */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
135 if (dstfmt->Amask) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
136 amask = ((srcfmt->Amask) ? RESHIFT(srcfmt->Ashift) : 0x10) << (dstfmt->Ashift);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
137 } else {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
138 amask = 0x10101010 & ((dstfmt->Rmask | dstfmt->Gmask | dstfmt->Bmask) ^ 0xFFFFFFFF);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
139 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
140 #undef RESHIFT
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
141 ((unsigned int *)(char*)&srcvec)[0] = (rmask | gmask | bmask | amask);
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
142 vswiz = vec_add(plus, (vector unsigned char)vec_splat(srcvec, 0));
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
143 return(vswiz);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
144 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
145
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
146 static void Blit_RGB888_RGB565(SDL_BlitInfo *info);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
147 static void Blit_RGB888_RGB565Altivec(SDL_BlitInfo *info) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
148 int height = info->d_height;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
149 Uint8 *src = (Uint8 *) info->s_pixels;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
150 int srcskip = info->s_skip;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
151 Uint8 *dst = (Uint8 *) info->d_pixels;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
152 int dstskip = info->d_skip;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
153 SDL_PixelFormat *srcfmt = info->src;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
154 vector unsigned char valpha = vec_splat_u8(0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
155 vector unsigned char vpermute = calc_swizzle32(srcfmt, NULL);
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
156 vector unsigned char vgmerge = VECUINT8_LITERAL(
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
157 0x00, 0x02, 0x00, 0x06,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
158 0x00, 0x0a, 0x00, 0x0e,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
159 0x00, 0x12, 0x00, 0x16,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
160 0x00, 0x1a, 0x00, 0x1e);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
161 vector unsigned short v1 = vec_splat_u16(1);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
162 vector unsigned short v3 = vec_splat_u16(3);
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
163 vector unsigned short v3f = VECUINT16_LITERAL(
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
164 0x003f, 0x003f, 0x003f, 0x003f,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
165 0x003f, 0x003f, 0x003f, 0x003f);
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
166 vector unsigned short vfc = VECUINT16_LITERAL(
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
167 0x00fc, 0x00fc, 0x00fc, 0x00fc,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
168 0x00fc, 0x00fc, 0x00fc, 0x00fc);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
169 vector unsigned short vf800 = (vector unsigned short)vec_splat_u8(-7);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
170 vf800 = vec_sl(vf800, vec_splat_u16(8));
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
171
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
172 while (height--) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
173 vector unsigned char valigner;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
174 vector unsigned char voverflow;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
175 vector unsigned char vsrc;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
176
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
177 int width = info->d_width;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
178 int extrawidth;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
179
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
180 /* do scalar until we can align... */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
181 #define ONE_PIXEL_BLEND(condition, widthvar) \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
182 while (condition) { \
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
183 Uint32 Pixel; \
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
184 unsigned sR, sG, sB, sA; \
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
185 DISEMBLE_RGBA((Uint8 *)src, 4, srcfmt, Pixel, \
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
186 sR, sG, sB, sA); \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
187 *(Uint16 *)(dst) = (((sR << 8) & 0x0000F800) | \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
188 ((sG << 3) & 0x000007E0) | \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
189 ((sB >> 3) & 0x0000001F)); \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
190 dst += 2; \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
191 src += 4; \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
192 widthvar--; \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
193 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
194
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
195 ONE_PIXEL_BLEND(((UNALIGNED_PTR(dst)) && (width)), width);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
196
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
197 /* After all that work, here's the vector part! */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
198 extrawidth = (width % 8); /* trailing unaligned stores */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
199 width -= extrawidth;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
200 vsrc = vec_ld(0, src);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
201 valigner = VEC_ALIGNER(src);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
202
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
203 while (width) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
204 vector unsigned short vpixel, vrpixel, vgpixel, vbpixel;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
205 vector unsigned int vsrc1, vsrc2;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
206 vector unsigned char vdst;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
207
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
208 voverflow = vec_ld(15, src);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
209 vsrc = vec_perm(vsrc, voverflow, valigner);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
210 vsrc1 = (vector unsigned int)vec_perm(vsrc, valpha, vpermute);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
211 src += 16;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
212 vsrc = voverflow;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
213 voverflow = vec_ld(15, src);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
214 vsrc = vec_perm(vsrc, voverflow, valigner);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
215 vsrc2 = (vector unsigned int)vec_perm(vsrc, valpha, vpermute);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
216 /* 1555 */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
217 vpixel = (vector unsigned short)vec_packpx(vsrc1, vsrc2);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
218 vgpixel = (vector unsigned short)vec_perm(vsrc1, vsrc2, vgmerge);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
219 vgpixel = vec_and(vgpixel, vfc);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
220 vgpixel = vec_sl(vgpixel, v3);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
221 vrpixel = vec_sl(vpixel, v1);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
222 vrpixel = vec_and(vrpixel, vf800);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
223 vbpixel = vec_and(vpixel, v3f);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
224 vdst = vec_or((vector unsigned char)vrpixel, (vector unsigned char)vgpixel);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
225 /* 565 */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
226 vdst = vec_or(vdst, (vector unsigned char)vbpixel);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
227 vec_st(vdst, 0, dst);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
228
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
229 width -= 8;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
230 src += 16;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
231 dst += 16;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
232 vsrc = voverflow;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
233 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
234
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
235 assert(width == 0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
236
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
237 /* do scalar until we can align... */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
238 ONE_PIXEL_BLEND((extrawidth), extrawidth);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
239 #undef ONE_PIXEL_BLEND
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
240
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
241 src += srcskip; /* move to next row, accounting for pitch. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
242 dst += dstskip;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
243 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
244
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
245
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
246 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
247
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
248 static void Blit_RGB565_32Altivec(SDL_BlitInfo *info) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
249 int height = info->d_height;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
250 Uint8 *src = (Uint8 *) info->s_pixels;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
251 int srcskip = info->s_skip;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
252 Uint8 *dst = (Uint8 *) info->d_pixels;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
253 int dstskip = info->d_skip;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
254 SDL_PixelFormat *srcfmt = info->src;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
255 SDL_PixelFormat *dstfmt = info->dst;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
256 unsigned alpha;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
257 vector unsigned char valpha;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
258 vector unsigned char vpermute;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
259 vector unsigned short vf800;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
260 vector unsigned int v8 = vec_splat_u32(8);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
261 vector unsigned int v16 = vec_add(v8, v8);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
262 vector unsigned short v2 = vec_splat_u16(2);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
263 vector unsigned short v3 = vec_splat_u16(3);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
264 /*
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
265 0x10 - 0x1f is the alpha
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
266 0x00 - 0x0e evens are the red
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
267 0x01 - 0x0f odds are zero
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
268 */
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
269 vector unsigned char vredalpha1 = VECUINT8_LITERAL(
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
270 0x10, 0x00, 0x01, 0x01,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
271 0x10, 0x02, 0x01, 0x01,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
272 0x10, 0x04, 0x01, 0x01,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
273 0x10, 0x06, 0x01, 0x01
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
274 );
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
275 vector unsigned char vredalpha2 = (vector unsigned char) (
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
276 vec_add((vector unsigned int)vredalpha1, vec_sl(v8, v16))
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
277 );
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
278 /*
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
279 0x00 - 0x0f is ARxx ARxx ARxx ARxx
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
280 0x11 - 0x0f odds are blue
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
281 */
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
282 vector unsigned char vblue1 = VECUINT8_LITERAL(
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
283 0x00, 0x01, 0x02, 0x11,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
284 0x04, 0x05, 0x06, 0x13,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
285 0x08, 0x09, 0x0a, 0x15,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
286 0x0c, 0x0d, 0x0e, 0x17
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
287 );
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
288 vector unsigned char vblue2 = (vector unsigned char)(
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
289 vec_add((vector unsigned int)vblue1, v8)
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
290 );
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
291 /*
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
292 0x00 - 0x0f is ARxB ARxB ARxB ARxB
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
293 0x10 - 0x0e evens are green
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
294 */
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
295 vector unsigned char vgreen1 = VECUINT8_LITERAL(
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
296 0x00, 0x01, 0x10, 0x03,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
297 0x04, 0x05, 0x12, 0x07,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
298 0x08, 0x09, 0x14, 0x0b,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
299 0x0c, 0x0d, 0x16, 0x0f
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
300 );
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
301 vector unsigned char vgreen2 = (vector unsigned char)(
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
302 vec_add((vector unsigned int)vgreen1, vec_sl(v8, v8))
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
303 );
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
304
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
305
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
306 assert(srcfmt->BytesPerPixel == 2);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
307 assert(dstfmt->BytesPerPixel == 4);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
308
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
309 vf800 = (vector unsigned short)vec_splat_u8(-7);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
310 vf800 = vec_sl(vf800, vec_splat_u16(8));
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
311
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
312 if (dstfmt->Amask && srcfmt->alpha) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
313 ((unsigned char *)&valpha)[0] = alpha = srcfmt->alpha;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
314 valpha = vec_splat(valpha, 0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
315 } else {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
316 alpha = 0;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
317 valpha = vec_splat_u8(0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
318 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
319
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
320 vpermute = calc_swizzle32(NULL, dstfmt);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
321 while (height--) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
322 vector unsigned char valigner;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
323 vector unsigned char voverflow;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
324 vector unsigned char vsrc;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
325
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
326 int width = info->d_width;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
327 int extrawidth;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
328
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
329 /* do scalar until we can align... */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
330 #define ONE_PIXEL_BLEND(condition, widthvar) \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
331 while (condition) { \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
332 unsigned sR, sG, sB; \
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
333 unsigned short Pixel = *((unsigned short *)src); \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
334 sR = (Pixel >> 8) & 0xf8; \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
335 sG = (Pixel >> 3) & 0xfc; \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
336 sB = (Pixel << 3) & 0xf8; \
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
337 ASSEMBLE_RGBA(dst, 4, dstfmt, sR, sG, sB, alpha); \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
338 src += 2; \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
339 dst += 4; \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
340 widthvar--; \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
341 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
342 ONE_PIXEL_BLEND(((UNALIGNED_PTR(dst)) && (width)), width);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
343
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
344 /* After all that work, here's the vector part! */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
345 extrawidth = (width % 8); /* trailing unaligned stores */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
346 width -= extrawidth;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
347 vsrc = vec_ld(0, src);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
348 valigner = VEC_ALIGNER(src);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
349
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
350 while (width) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
351 vector unsigned short vR, vG, vB;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
352 vector unsigned char vdst1, vdst2;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
353
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
354 voverflow = vec_ld(15, src);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
355 vsrc = vec_perm(vsrc, voverflow, valigner);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
356
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
357 vR = vec_and((vector unsigned short)vsrc, vf800);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
358 vB = vec_sl((vector unsigned short)vsrc, v3);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
359 vG = vec_sl(vB, v2);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
360
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
361 vdst1 = (vector unsigned char)vec_perm((vector unsigned char)vR, valpha, vredalpha1);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
362 vdst1 = vec_perm(vdst1, (vector unsigned char)vB, vblue1);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
363 vdst1 = vec_perm(vdst1, (vector unsigned char)vG, vgreen1);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
364 vdst1 = vec_perm(vdst1, valpha, vpermute);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
365 vec_st(vdst1, 0, dst);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
366
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
367 vdst2 = (vector unsigned char)vec_perm((vector unsigned char)vR, valpha, vredalpha2);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
368 vdst2 = vec_perm(vdst2, (vector unsigned char)vB, vblue2);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
369 vdst2 = vec_perm(vdst2, (vector unsigned char)vG, vgreen2);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
370 vdst2 = vec_perm(vdst2, valpha, vpermute);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
371 vec_st(vdst2, 16, dst);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
372
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
373 width -= 8;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
374 dst += 32;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
375 src += 16;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
376 vsrc = voverflow;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
377 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
378
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
379 assert(width == 0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
380
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
381
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
382 /* do scalar until we can align... */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
383 ONE_PIXEL_BLEND((extrawidth), extrawidth);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
384 #undef ONE_PIXEL_BLEND
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
385
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
386 src += srcskip; /* move to next row, accounting for pitch. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
387 dst += dstskip;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
388 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
389
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
390 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
391
1139
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
392
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
393 static void Blit_RGB555_32Altivec(SDL_BlitInfo *info) {
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
394 int height = info->d_height;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
395 Uint8 *src = (Uint8 *) info->s_pixels;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
396 int srcskip = info->s_skip;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
397 Uint8 *dst = (Uint8 *) info->d_pixels;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
398 int dstskip = info->d_skip;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
399 SDL_PixelFormat *srcfmt = info->src;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
400 SDL_PixelFormat *dstfmt = info->dst;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
401 unsigned alpha;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
402 vector unsigned char valpha;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
403 vector unsigned char vpermute;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
404 vector unsigned short vf800;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
405 vector unsigned int v8 = vec_splat_u32(8);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
406 vector unsigned int v16 = vec_add(v8, v8);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
407 vector unsigned short v1 = vec_splat_u16(1);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
408 vector unsigned short v3 = vec_splat_u16(3);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
409 /*
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
410 0x10 - 0x1f is the alpha
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
411 0x00 - 0x0e evens are the red
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
412 0x01 - 0x0f odds are zero
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
413 */
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
414 vector unsigned char vredalpha1 = VECUINT8_LITERAL(
1139
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
415 0x10, 0x00, 0x01, 0x01,
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
416 0x10, 0x02, 0x01, 0x01,
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
417 0x10, 0x04, 0x01, 0x01,
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
418 0x10, 0x06, 0x01, 0x01
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
419 );
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
420 vector unsigned char vredalpha2 = (vector unsigned char)(
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
421 vec_add((vector unsigned int)vredalpha1, vec_sl(v8, v16))
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
422 );
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
423 /*
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
424 0x00 - 0x0f is ARxx ARxx ARxx ARxx
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
425 0x11 - 0x0f odds are blue
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
426 */
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
427 vector unsigned char vblue1 = VECUINT8_LITERAL(
1139
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
428 0x00, 0x01, 0x02, 0x11,
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
429 0x04, 0x05, 0x06, 0x13,
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
430 0x08, 0x09, 0x0a, 0x15,
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
431 0x0c, 0x0d, 0x0e, 0x17
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
432 );
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
433 vector unsigned char vblue2 = (vector unsigned char)(
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
434 vec_add((vector unsigned int)vblue1, v8)
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
435 );
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
436 /*
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
437 0x00 - 0x0f is ARxB ARxB ARxB ARxB
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
438 0x10 - 0x0e evens are green
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
439 */
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
440 vector unsigned char vgreen1 = VECUINT8_LITERAL(
1139
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
441 0x00, 0x01, 0x10, 0x03,
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
442 0x04, 0x05, 0x12, 0x07,
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
443 0x08, 0x09, 0x14, 0x0b,
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
444 0x0c, 0x0d, 0x16, 0x0f
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
445 );
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
446 vector unsigned char vgreen2 = (vector unsigned char)(
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
447 vec_add((vector unsigned int)vgreen1, vec_sl(v8, v8))
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
448 );
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
449
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
450
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
451 assert(srcfmt->BytesPerPixel == 2);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
452 assert(dstfmt->BytesPerPixel == 4);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
453
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
454 vf800 = (vector unsigned short)vec_splat_u8(-7);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
455 vf800 = vec_sl(vf800, vec_splat_u16(8));
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
456
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
457 if (dstfmt->Amask && srcfmt->alpha) {
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
458 ((unsigned char *)&valpha)[0] = alpha = srcfmt->alpha;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
459 valpha = vec_splat(valpha, 0);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
460 } else {
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
461 alpha = 0;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
462 valpha = vec_splat_u8(0);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
463 }
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
464
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
465 vpermute = calc_swizzle32(NULL, dstfmt);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
466 while (height--) {
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
467 vector unsigned char valigner;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
468 vector unsigned char voverflow;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
469 vector unsigned char vsrc;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
470
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
471 int width = info->d_width;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
472 int extrawidth;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
473
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
474 /* do scalar until we can align... */
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
475 #define ONE_PIXEL_BLEND(condition, widthvar) \
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
476 while (condition) { \
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
477 unsigned sR, sG, sB; \
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
478 unsigned short Pixel = *((unsigned short *)src); \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
479 sR = (Pixel >> 7) & 0xf8; \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
480 sG = (Pixel >> 2) & 0xf8; \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
481 sB = (Pixel << 3) & 0xf8; \
1139
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
482 ASSEMBLE_RGBA(dst, 4, dstfmt, sR, sG, sB, alpha); \
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
483 src += 2; \
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
484 dst += 4; \
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
485 widthvar--; \
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
486 }
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
487 ONE_PIXEL_BLEND(((UNALIGNED_PTR(dst)) && (width)), width);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
488
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
489 /* After all that work, here's the vector part! */
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
490 extrawidth = (width % 8); /* trailing unaligned stores */
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
491 width -= extrawidth;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
492 vsrc = vec_ld(0, src);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
493 valigner = VEC_ALIGNER(src);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
494
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
495 while (width) {
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
496 vector unsigned short vR, vG, vB;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
497 vector unsigned char vdst1, vdst2;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
498
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
499 voverflow = vec_ld(15, src);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
500 vsrc = vec_perm(vsrc, voverflow, valigner);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
501
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
502 vR = vec_and(vec_sl((vector unsigned short)vsrc,v1), vf800);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
503 vB = vec_sl((vector unsigned short)vsrc, v3);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
504 vG = vec_sl(vB, v3);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
505
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
506 vdst1 = (vector unsigned char)vec_perm((vector unsigned char)vR, valpha, vredalpha1);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
507 vdst1 = vec_perm(vdst1, (vector unsigned char)vB, vblue1);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
508 vdst1 = vec_perm(vdst1, (vector unsigned char)vG, vgreen1);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
509 vdst1 = vec_perm(vdst1, valpha, vpermute);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
510 vec_st(vdst1, 0, dst);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
511
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
512 vdst2 = (vector unsigned char)vec_perm((vector unsigned char)vR, valpha, vredalpha2);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
513 vdst2 = vec_perm(vdst2, (vector unsigned char)vB, vblue2);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
514 vdst2 = vec_perm(vdst2, (vector unsigned char)vG, vgreen2);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
515 vdst2 = vec_perm(vdst2, valpha, vpermute);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
516 vec_st(vdst2, 16, dst);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
517
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
518 width -= 8;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
519 dst += 32;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
520 src += 16;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
521 vsrc = voverflow;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
522 }
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
523
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
524 assert(width == 0);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
525
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
526
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
527 /* do scalar until we can align... */
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
528 ONE_PIXEL_BLEND((extrawidth), extrawidth);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
529 #undef ONE_PIXEL_BLEND
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
530
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
531 src += srcskip; /* move to next row, accounting for pitch. */
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
532 dst += dstskip;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
533 }
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
534
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
535 }
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
536
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
537 static void BlitNtoNKey(SDL_BlitInfo *info);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
538 static void BlitNtoNKeyCopyAlpha(SDL_BlitInfo *info);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
539 static void Blit32to32KeyAltivec(SDL_BlitInfo *info)
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
540 {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
541 int height = info->d_height;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
542 Uint32 *srcp = (Uint32 *) info->s_pixels;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
543 int srcskip = info->s_skip;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
544 Uint32 *dstp = (Uint32 *) info->d_pixels;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
545 int dstskip = info->d_skip;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
546 SDL_PixelFormat *srcfmt = info->src;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
547 int srcbpp = srcfmt->BytesPerPixel;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
548 SDL_PixelFormat *dstfmt = info->dst;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
549 int dstbpp = dstfmt->BytesPerPixel;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
550 int copy_alpha = (srcfmt->Amask && dstfmt->Amask);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
551 unsigned alpha = dstfmt->Amask ? srcfmt->alpha : 0;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
552 Uint32 rgbmask = srcfmt->Rmask | srcfmt->Gmask | srcfmt->Bmask;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
553 Uint32 ckey = info->src->colorkey;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
554 vector unsigned int valpha;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
555 vector unsigned char vpermute;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
556 vector unsigned char vzero;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
557 vector unsigned int vckey;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
558 vector unsigned int vrgbmask;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
559 vpermute = calc_swizzle32(srcfmt, dstfmt);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
560 if (info->d_width < 16) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
561 if(copy_alpha) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
562 return BlitNtoNKeyCopyAlpha(info);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
563 } else {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
564 return BlitNtoNKey(info);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
565 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
566 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
567 vzero = vec_splat_u8(0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
568 if (alpha) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
569 ((unsigned char *)&valpha)[0] = (unsigned char)alpha;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
570 valpha = (vector unsigned int)vec_splat((vector unsigned char)valpha, 0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
571 } else {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
572 valpha = (vector unsigned int)vzero;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
573 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
574 ckey &= rgbmask;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
575 ((unsigned int *)(char*)&vckey)[0] = ckey;
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
576 vckey = vec_splat(vckey, 0);
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
577 ((unsigned int *)(char*)&vrgbmask)[0] = rgbmask;
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
578 vrgbmask = vec_splat(vrgbmask, 0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
579
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
580 while (height--) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
581 #define ONE_PIXEL_BLEND(condition, widthvar) \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
582 if (copy_alpha) { \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
583 while (condition) { \
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
584 Uint32 Pixel; \
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
585 unsigned sR, sG, sB, sA; \
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
586 DISEMBLE_RGBA((Uint8 *)srcp, srcbpp, srcfmt, Pixel, \
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
587 sR, sG, sB, sA); \
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
588 if ( (Pixel & rgbmask) != ckey ) { \
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
589 ASSEMBLE_RGBA((Uint8 *)dstp, dstbpp, dstfmt, \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
590 sR, sG, sB, sA); \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
591 } \
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
592 dstp = (Uint32 *) (((Uint8 *) dstp) + dstbpp); \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
593 srcp = (Uint32 *) (((Uint8 *) srcp) + srcbpp); \
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
594 widthvar--; \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
595 } \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
596 } else { \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
597 while (condition) { \
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
598 Uint32 Pixel; \
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
599 unsigned sR, sG, sB; \
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
600 RETRIEVE_RGB_PIXEL((Uint8 *)srcp, srcbpp, Pixel); \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
601 if ( Pixel != ckey ) { \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
602 RGB_FROM_PIXEL(Pixel, srcfmt, sR, sG, sB); \
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
603 ASSEMBLE_RGBA((Uint8 *)dstp, dstbpp, dstfmt, \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
604 sR, sG, sB, alpha); \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
605 } \
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
606 dstp = (Uint32 *) (((Uint8 *)dstp) + dstbpp); \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
607 srcp = (Uint32 *) (((Uint8 *)srcp) + srcbpp); \
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
608 widthvar--; \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
609 } \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
610 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
611 int width = info->d_width;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
612 ONE_PIXEL_BLEND((UNALIGNED_PTR(dstp)) && (width), width);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
613 assert(width > 0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
614 if (width > 0) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
615 int extrawidth = (width % 4);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
616 vector unsigned char valigner = VEC_ALIGNER(srcp);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
617 vector unsigned int vs = vec_ld(0, srcp);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
618 width -= extrawidth;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
619 assert(width >= 4);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
620 while (width) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
621 vector unsigned char vsel;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
622 vector unsigned int vd;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
623 vector unsigned int voverflow = vec_ld(15, srcp);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
624 /* load the source vec */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
625 vs = vec_perm(vs, voverflow, valigner);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
626 /* vsel is set for items that match the key */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
627 vsel = (vector unsigned char)vec_and(vs, vrgbmask);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
628 vsel = (vector unsigned char)vec_cmpeq(vs, vckey);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
629 /* permute the src vec to the dest format */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
630 vs = vec_perm(vs, valpha, vpermute);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
631 /* load the destination vec */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
632 vd = vec_ld(0, dstp);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
633 /* select the source and dest into vs */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
634 vd = (vector unsigned int)vec_sel((vector unsigned char)vs, (vector unsigned char)vd, vsel);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
635
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
636 vec_st(vd, 0, dstp);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
637 srcp += 4;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
638 width -= 4;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
639 dstp += 4;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
640 vs = voverflow;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
641 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
642 ONE_PIXEL_BLEND((extrawidth), extrawidth);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
643 #undef ONE_PIXEL_BLEND
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
644 srcp += srcskip >> 2;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
645 dstp += dstskip >> 2;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
646 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
647 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
648 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
649
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
650 /* Altivec code to swizzle one 32-bit surface to a different 32-bit format. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
651 /* Use this on a G5 */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
652 static void ConvertAltivec32to32_noprefetch(SDL_BlitInfo *info)
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
653 {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
654 int height = info->d_height;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
655 Uint32 *src = (Uint32 *) info->s_pixels;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
656 int srcskip = info->s_skip;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
657 Uint32 *dst = (Uint32 *) info->d_pixels;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
658 int dstskip = info->d_skip;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
659 SDL_PixelFormat *srcfmt = info->src;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
660 int srcbpp = srcfmt->BytesPerPixel;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
661 SDL_PixelFormat *dstfmt = info->dst;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
662 int dstbpp = dstfmt->BytesPerPixel;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
663 vector unsigned int vzero = vec_splat_u32(0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
664 vector unsigned char vpermute = calc_swizzle32(srcfmt, dstfmt);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
665 if (dstfmt->Amask && !srcfmt->Amask) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
666 if (srcfmt->alpha) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
667 vector unsigned char valpha;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
668 ((unsigned char *)&valpha)[0] = srcfmt->alpha;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
669 vzero = (vector unsigned int)vec_splat(valpha, 0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
670 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
671 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
672
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
673 assert(srcbpp == 4);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
674 assert(dstbpp == 4);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
675
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
676 while (height--) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
677 vector unsigned char valigner;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
678 vector unsigned int vbits;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
679 vector unsigned int voverflow;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
680 Uint32 bits;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
681 Uint8 r, g, b, a;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
682
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
683 int width = info->d_width;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
684 int extrawidth;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
685
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
686 /* do scalar until we can align... */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
687 while ((UNALIGNED_PTR(dst)) && (width)) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
688 bits = *(src++);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
689 RGBA_FROM_8888(bits, srcfmt, r, g, b, a);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
690 *(dst++) = MAKE8888(dstfmt, r, g, b, a);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
691 width--;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
692 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
693
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
694 /* After all that work, here's the vector part! */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
695 extrawidth = (width % 4);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
696 width -= extrawidth;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
697 valigner = VEC_ALIGNER(src);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
698 vbits = vec_ld(0, src);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
699
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
700 while (width) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
701 voverflow = vec_ld(15, src);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
702 src += 4;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
703 width -= 4;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
704 vbits = vec_perm(vbits, voverflow, valigner); /* src is ready. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
705 vbits = vec_perm(vbits, vzero, vpermute); /* swizzle it. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
706 vec_st(vbits, 0, dst); /* store it back out. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
707 dst += 4;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
708 vbits = voverflow;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
709 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
710
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
711 assert(width == 0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
712
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
713 /* cover pixels at the end of the row that didn't fit in 16 bytes. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
714 while (extrawidth) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
715 bits = *(src++); /* max 7 pixels, don't bother with prefetch. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
716 RGBA_FROM_8888(bits, srcfmt, r, g, b, a);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
717 *(dst++) = MAKE8888(dstfmt, r, g, b, a);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
718 extrawidth--;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
719 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
720
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
721 src += srcskip >> 2; /* move to next row, accounting for pitch. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
722 dst += dstskip >> 2;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
723 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
724
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
725 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
726
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
727 /* Altivec code to swizzle one 32-bit surface to a different 32-bit format. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
728 /* Use this on a G4 */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
729 static void ConvertAltivec32to32_prefetch(SDL_BlitInfo *info)
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
730 {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
731 const int scalar_dst_lead = sizeof (Uint32) * 4;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
732 const int vector_dst_lead = sizeof (Uint32) * 16;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
733
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
734 int height = info->d_height;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
735 Uint32 *src = (Uint32 *) info->s_pixels;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
736 int srcskip = info->s_skip;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
737 Uint32 *dst = (Uint32 *) info->d_pixels;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
738 int dstskip = info->d_skip;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
739 SDL_PixelFormat *srcfmt = info->src;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
740 int srcbpp = srcfmt->BytesPerPixel;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
741 SDL_PixelFormat *dstfmt = info->dst;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
742 int dstbpp = dstfmt->BytesPerPixel;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
743 vector unsigned int vzero = vec_splat_u32(0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
744 vector unsigned char vpermute = calc_swizzle32(srcfmt, dstfmt);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
745 if (dstfmt->Amask && !srcfmt->Amask) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
746 if (srcfmt->alpha) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
747 vector unsigned char valpha;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
748 ((unsigned char *)&valpha)[0] = srcfmt->alpha;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
749 vzero = (vector unsigned int)vec_splat(valpha, 0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
750 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
751 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
752
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
753 assert(srcbpp == 4);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
754 assert(dstbpp == 4);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
755
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
756 while (height--) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
757 vector unsigned char valigner;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
758 vector unsigned int vbits;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
759 vector unsigned int voverflow;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
760 Uint32 bits;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
761 Uint8 r, g, b, a;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
762
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
763 int width = info->d_width;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
764 int extrawidth;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
765
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
766 /* do scalar until we can align... */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
767 while ((UNALIGNED_PTR(dst)) && (width)) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
768 vec_dstt(src+scalar_dst_lead, DST_CTRL(2,32,1024), DST_CHAN_SRC);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
769 vec_dstst(dst+scalar_dst_lead, DST_CTRL(2,32,1024), DST_CHAN_DEST);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
770 bits = *(src++);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
771 RGBA_FROM_8888(bits, srcfmt, r, g, b, a);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
772 *(dst++) = MAKE8888(dstfmt, r, g, b, a);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
773 width--;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
774 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
775
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
776 /* After all that work, here's the vector part! */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
777 extrawidth = (width % 4);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
778 width -= extrawidth;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
779 valigner = VEC_ALIGNER(src);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
780 vbits = vec_ld(0, src);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
781
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
782 while (width) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
783 vec_dstt(src+vector_dst_lead, DST_CTRL(2,32,1024), DST_CHAN_SRC);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
784 vec_dstst(dst+vector_dst_lead, DST_CTRL(2,32,1024), DST_CHAN_DEST);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
785 voverflow = vec_ld(15, src);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
786 src += 4;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
787 width -= 4;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
788 vbits = vec_perm(vbits, voverflow, valigner); /* src is ready. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
789 vbits = vec_perm(vbits, vzero, vpermute); /* swizzle it. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
790 vec_st(vbits, 0, dst); /* store it back out. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
791 dst += 4;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
792 vbits = voverflow;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
793 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
794
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
795 assert(width == 0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
796
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
797 /* cover pixels at the end of the row that didn't fit in 16 bytes. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
798 while (extrawidth) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
799 bits = *(src++); /* max 7 pixels, don't bother with prefetch. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
800 RGBA_FROM_8888(bits, srcfmt, r, g, b, a);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
801 *(dst++) = MAKE8888(dstfmt, r, g, b, a);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
802 extrawidth--;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
803 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
804
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
805 src += srcskip >> 2; /* move to next row, accounting for pitch. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
806 dst += dstskip >> 2;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
807 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
808
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
809 vec_dss(DST_CHAN_SRC);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
810 vec_dss(DST_CHAN_DEST);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
811 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
812
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
813 static Uint32 GetBlitFeatures( void )
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
814 {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
815 static Uint32 features = 0xffffffff;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
816 if (features == 0xffffffff) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
817 /* Provide an override for testing .. */
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1330
diff changeset
818 char *override = SDL_getenv("SDL_ALTIVEC_BLIT_FEATURES");
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
819 if (override) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
820 features = 0;
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1330
diff changeset
821 SDL_sscanf(override, "%u", &features);
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
822 } else {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
823 features = ( 0
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
824 /* Feature 1 is has-MMX */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
825 | ((SDL_HasMMX()) ? 1 : 0)
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
826 /* Feature 2 is has-AltiVec */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
827 | ((SDL_HasAltiVec()) ? 2 : 0)
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
828 /* Feature 4 is dont-use-prefetch */
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
829 /* !!!! FIXME: Check for G5 or later, not the cache size! Always prefetch on a G4. */
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
830 | ((GetL3CacheSize() == 0) ? 4 : 0)
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
831 );
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
832 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
833 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
834 return features;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
835 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
836 #else
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
837 /* Feature 1 is has-MMX */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
838 #define GetBlitFeatures() ((Uint32)(SDL_HasMMX() ? 1 : 0))
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
839 #endif
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
840
1053
f596fa4f17a6 Patched to compile again on x86 systems that use the assembly blitters.
Ryan C. Gordon <icculus@icculus.org>
parents: 1047
diff changeset
841 /* This is now endian dependent */
f596fa4f17a6 Patched to compile again on x86 systems that use the assembly blitters.
Ryan C. Gordon <icculus@icculus.org>
parents: 1047
diff changeset
842 #if ( SDL_BYTEORDER == SDL_LIL_ENDIAN )
f596fa4f17a6 Patched to compile again on x86 systems that use the assembly blitters.
Ryan C. Gordon <icculus@icculus.org>
parents: 1047
diff changeset
843 #define HI 1
f596fa4f17a6 Patched to compile again on x86 systems that use the assembly blitters.
Ryan C. Gordon <icculus@icculus.org>
parents: 1047
diff changeset
844 #define LO 0
f596fa4f17a6 Patched to compile again on x86 systems that use the assembly blitters.
Ryan C. Gordon <icculus@icculus.org>
parents: 1047
diff changeset
845 #else /* ( SDL_BYTEORDER == SDL_BIG_ENDIAN ) */
f596fa4f17a6 Patched to compile again on x86 systems that use the assembly blitters.
Ryan C. Gordon <icculus@icculus.org>
parents: 1047
diff changeset
846 #define HI 0
f596fa4f17a6 Patched to compile again on x86 systems that use the assembly blitters.
Ryan C. Gordon <icculus@icculus.org>
parents: 1047
diff changeset
847 #define LO 1
f596fa4f17a6 Patched to compile again on x86 systems that use the assembly blitters.
Ryan C. Gordon <icculus@icculus.org>
parents: 1047
diff changeset
848 #endif
f596fa4f17a6 Patched to compile again on x86 systems that use the assembly blitters.
Ryan C. Gordon <icculus@icculus.org>
parents: 1047
diff changeset
849
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
850 #ifdef USE_ASMBLIT
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
851
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
852 /* Heheheh, we coerce Hermes into using SDL blit information */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
853 #define X86_ASSEMBLER
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
854 #define HermesConverterInterface SDL_BlitInfo
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
855 #define HermesClearInterface void
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
856 #define STACKCALL
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
857
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
858 #include "HeadMMX.h"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
859 #include "HeadX86.h"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
860
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
861 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
862
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
863 /* Special optimized blit for RGB 8-8-8 --> RGB 3-3-2 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
864 #define RGB888_RGB332(dst, src) { \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
865 dst = (((src)&0x00E00000)>>16)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
866 (((src)&0x0000E000)>>11)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
867 (((src)&0x000000C0)>>6); \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
868 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
869 static void Blit_RGB888_index8(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
870 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
871 #ifndef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
872 int c;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
873 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
874 int width, height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
875 Uint32 *src;
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
876 const Uint8 *map;
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
877 Uint8 *dst;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
878 int srcskip, dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
879
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
880 /* Set up some basic variables */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
881 width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
882 height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
883 src = (Uint32 *)info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
884 srcskip = info->s_skip/4;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
885 dst = info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
886 dstskip = info->d_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
887 map = info->table;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
888
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
889 if ( map == NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
890 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
891 #ifdef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
892 DUFFS_LOOP(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
893 RGB888_RGB332(*dst++, *src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
894 , width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
895 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
896 for ( c=width/4; c; --c ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
897 /* Pack RGB into 8bit pixel */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
898 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
899 RGB888_RGB332(*dst++, *src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
900 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
901 RGB888_RGB332(*dst++, *src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
902 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
903 RGB888_RGB332(*dst++, *src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
904 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
905 }
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
906 switch ( width & 3 ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
907 case 3:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
908 RGB888_RGB332(*dst++, *src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
909 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
910 case 2:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
911 RGB888_RGB332(*dst++, *src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
912 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
913 case 1:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
914 RGB888_RGB332(*dst++, *src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
915 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
916 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
917 #endif /* USE_DUFFS_LOOP */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
918 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
919 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
920 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
921 } else {
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
922 int Pixel;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
923
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
924 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
925 #ifdef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
926 DUFFS_LOOP(
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
927 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
928 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
929 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
930 , width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
931 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
932 for ( c=width/4; c; --c ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
933 /* Pack RGB into 8bit pixel */
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
934 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
935 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
936 ++src;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
937 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
938 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
939 ++src;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
940 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
941 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
942 ++src;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
943 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
944 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
945 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
946 }
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
947 switch ( width & 3 ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
948 case 3:
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
949 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
950 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
951 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
952 case 2:
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
953 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
954 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
955 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
956 case 1:
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
957 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
958 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
959 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
960 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
961 #endif /* USE_DUFFS_LOOP */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
962 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
963 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
964 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
965 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
966 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
967 /* Special optimized blit for RGB 8-8-8 --> RGB 5-5-5 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
968 #define RGB888_RGB555(dst, src) { \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
969 *(Uint16 *)(dst) = (((*src)&0x00F80000)>>9)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
970 (((*src)&0x0000F800)>>6)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
971 (((*src)&0x000000F8)>>3); \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
972 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
973 #define RGB888_RGB555_TWO(dst, src) { \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
974 *(Uint32 *)(dst) = (((((src[HI])&0x00F80000)>>9)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
975 (((src[HI])&0x0000F800)>>6)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
976 (((src[HI])&0x000000F8)>>3))<<16)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
977 (((src[LO])&0x00F80000)>>9)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
978 (((src[LO])&0x0000F800)>>6)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
979 (((src[LO])&0x000000F8)>>3); \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
980 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
981 static void Blit_RGB888_RGB555(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
982 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
983 #ifndef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
984 int c;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
985 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
986 int width, height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
987 Uint32 *src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
988 Uint16 *dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
989 int srcskip, dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
990
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
991 /* Set up some basic variables */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
992 width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
993 height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
994 src = (Uint32 *)info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
995 srcskip = info->s_skip/4;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
996 dst = (Uint16 *)info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
997 dstskip = info->d_skip/2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
998
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
999 #ifdef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1000 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1001 DUFFS_LOOP(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1002 RGB888_RGB555(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1003 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1004 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1005 , width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1006 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1007 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1008 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1009 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1010 /* Memory align at 4-byte boundary, if necessary */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1011 if ( (long)dst & 0x03 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1012 /* Don't do anything if width is 0 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1013 if ( width == 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1014 return;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1015 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1016 --width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1017
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1018 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1019 /* Perform copy alignment */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1020 RGB888_RGB555(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1021 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1022 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1023
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1024 /* Copy in 4 pixel chunks */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1025 for ( c=width/4; c; --c ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1026 RGB888_RGB555_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1027 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1028 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1029 RGB888_RGB555_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1030 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1031 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1032 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1033 /* Get any leftovers */
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1034 switch (width & 3) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1035 case 3:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1036 RGB888_RGB555(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1037 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1038 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1039 case 2:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1040 RGB888_RGB555_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1041 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1042 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1043 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1044 case 1:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1045 RGB888_RGB555(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1046 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1047 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1048 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1049 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1050 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1051 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1052 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1053 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1054 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1055 /* Copy in 4 pixel chunks */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1056 for ( c=width/4; c; --c ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1057 RGB888_RGB555_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1058 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1059 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1060 RGB888_RGB555_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1061 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1062 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1063 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1064 /* Get any leftovers */
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1065 switch (width & 3) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1066 case 3:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1067 RGB888_RGB555(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1068 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1069 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1070 case 2:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1071 RGB888_RGB555_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1072 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1073 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1074 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1075 case 1:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1076 RGB888_RGB555(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1077 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1078 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1079 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1080 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1081 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1082 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1083 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1084 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1085 #endif /* USE_DUFFS_LOOP */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1086 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1087 /* Special optimized blit for RGB 8-8-8 --> RGB 5-6-5 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1088 #define RGB888_RGB565(dst, src) { \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1089 *(Uint16 *)(dst) = (((*src)&0x00F80000)>>8)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1090 (((*src)&0x0000FC00)>>5)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1091 (((*src)&0x000000F8)>>3); \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1092 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1093 #define RGB888_RGB565_TWO(dst, src) { \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1094 *(Uint32 *)(dst) = (((((src[HI])&0x00F80000)>>8)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1095 (((src[HI])&0x0000FC00)>>5)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1096 (((src[HI])&0x000000F8)>>3))<<16)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1097 (((src[LO])&0x00F80000)>>8)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1098 (((src[LO])&0x0000FC00)>>5)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1099 (((src[LO])&0x000000F8)>>3); \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1100 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1101 static void Blit_RGB888_RGB565(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1102 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1103 #ifndef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1104 int c;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1105 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1106 int width, height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1107 Uint32 *src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1108 Uint16 *dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1109 int srcskip, dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1110
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1111 /* Set up some basic variables */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1112 width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1113 height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1114 src = (Uint32 *)info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1115 srcskip = info->s_skip/4;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1116 dst = (Uint16 *)info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1117 dstskip = info->d_skip/2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1118
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1119 #ifdef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1120 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1121 DUFFS_LOOP(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1122 RGB888_RGB565(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1123 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1124 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1125 , width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1126 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1127 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1128 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1129 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1130 /* Memory align at 4-byte boundary, if necessary */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1131 if ( (long)dst & 0x03 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1132 /* Don't do anything if width is 0 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1133 if ( width == 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1134 return;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1135 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1136 --width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1137
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1138 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1139 /* Perform copy alignment */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1140 RGB888_RGB565(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1141 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1142 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1143
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1144 /* Copy in 4 pixel chunks */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1145 for ( c=width/4; c; --c ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1146 RGB888_RGB565_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1147 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1148 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1149 RGB888_RGB565_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1150 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1151 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1152 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1153 /* Get any leftovers */
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1154 switch (width & 3) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1155 case 3:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1156 RGB888_RGB565(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1157 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1158 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1159 case 2:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1160 RGB888_RGB565_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1161 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1162 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1163 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1164 case 1:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1165 RGB888_RGB565(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1166 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1167 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1168 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1169 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1170 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1171 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1172 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1173 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1174 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1175 /* Copy in 4 pixel chunks */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1176 for ( c=width/4; c; --c ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1177 RGB888_RGB565_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1178 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1179 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1180 RGB888_RGB565_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1181 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1182 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1183 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1184 /* Get any leftovers */
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1185 switch (width & 3) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1186 case 3:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1187 RGB888_RGB565(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1188 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1189 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1190 case 2:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1191 RGB888_RGB565_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1192 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1193 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1194 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1195 case 1:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1196 RGB888_RGB565(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1197 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1198 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1199 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1200 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1201 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1202 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1203 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1204 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1205 #endif /* USE_DUFFS_LOOP */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1206 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1207
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1208 #endif /* USE_ASMBLIT */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1209
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1210
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1211 /* Special optimized blit for RGB 5-6-5 --> 32-bit RGB surfaces */
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
1212 #define RGB565_32(dst, src, map) (map[src[LO]*2] + map[src[HI]*2+1])
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1213 static void Blit_RGB565_32(SDL_BlitInfo *info, const Uint32 *map)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1214 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1215 #ifndef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1216 int c;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1217 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1218 int width, height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1219 Uint8 *src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1220 Uint32 *dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1221 int srcskip, dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1222
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1223 /* Set up some basic variables */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1224 width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1225 height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1226 src = (Uint8 *)info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1227 srcskip = info->s_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1228 dst = (Uint32 *)info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1229 dstskip = info->d_skip/4;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1230
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1231 #ifdef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1232 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1233 DUFFS_LOOP(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1234 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1235 *dst++ = RGB565_32(dst, src, map);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1236 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1237 },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1238 width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1239 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1240 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1241 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1242 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1243 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1244 /* Copy in 4 pixel chunks */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1245 for ( c=width/4; c; --c ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1246 *dst++ = RGB565_32(dst, src, map);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1247 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1248 *dst++ = RGB565_32(dst, src, map);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1249 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1250 *dst++ = RGB565_32(dst, src, map);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1251 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1252 *dst++ = RGB565_32(dst, src, map);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1253 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1254 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1255 /* Get any leftovers */
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1256 switch (width & 3) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1257 case 3:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1258 *dst++ = RGB565_32(dst, src, map);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1259 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1260 case 2:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1261 *dst++ = RGB565_32(dst, src, map);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1262 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1263 case 1:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1264 *dst++ = RGB565_32(dst, src, map);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1265 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1266 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1267 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1268 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1269 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1270 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1271 #endif /* USE_DUFFS_LOOP */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1272 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1273
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1274 /* Special optimized blit for RGB 5-6-5 --> ARGB 8-8-8-8 */
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1275 static const Uint32 RGB565_ARGB8888_LUT[512] = {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1276 0x00000000, 0xff000000, 0x00000008, 0xff002000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1277 0x00000010, 0xff004000, 0x00000018, 0xff006100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1278 0x00000020, 0xff008100, 0x00000029, 0xff00a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1279 0x00000031, 0xff00c200, 0x00000039, 0xff00e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1280 0x00000041, 0xff080000, 0x0000004a, 0xff082000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1281 0x00000052, 0xff084000, 0x0000005a, 0xff086100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1282 0x00000062, 0xff088100, 0x0000006a, 0xff08a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1283 0x00000073, 0xff08c200, 0x0000007b, 0xff08e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1284 0x00000083, 0xff100000, 0x0000008b, 0xff102000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1285 0x00000094, 0xff104000, 0x0000009c, 0xff106100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1286 0x000000a4, 0xff108100, 0x000000ac, 0xff10a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1287 0x000000b4, 0xff10c200, 0x000000bd, 0xff10e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1288 0x000000c5, 0xff180000, 0x000000cd, 0xff182000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1289 0x000000d5, 0xff184000, 0x000000de, 0xff186100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1290 0x000000e6, 0xff188100, 0x000000ee, 0xff18a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1291 0x000000f6, 0xff18c200, 0x000000ff, 0xff18e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1292 0x00000400, 0xff200000, 0x00000408, 0xff202000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1293 0x00000410, 0xff204000, 0x00000418, 0xff206100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1294 0x00000420, 0xff208100, 0x00000429, 0xff20a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1295 0x00000431, 0xff20c200, 0x00000439, 0xff20e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1296 0x00000441, 0xff290000, 0x0000044a, 0xff292000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1297 0x00000452, 0xff294000, 0x0000045a, 0xff296100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1298 0x00000462, 0xff298100, 0x0000046a, 0xff29a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1299 0x00000473, 0xff29c200, 0x0000047b, 0xff29e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1300 0x00000483, 0xff310000, 0x0000048b, 0xff312000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1301 0x00000494, 0xff314000, 0x0000049c, 0xff316100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1302 0x000004a4, 0xff318100, 0x000004ac, 0xff31a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1303 0x000004b4, 0xff31c200, 0x000004bd, 0xff31e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1304 0x000004c5, 0xff390000, 0x000004cd, 0xff392000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1305 0x000004d5, 0xff394000, 0x000004de, 0xff396100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1306 0x000004e6, 0xff398100, 0x000004ee, 0xff39a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1307 0x000004f6, 0xff39c200, 0x000004ff, 0xff39e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1308 0x00000800, 0xff410000, 0x00000808, 0xff412000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1309 0x00000810, 0xff414000, 0x00000818, 0xff416100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1310 0x00000820, 0xff418100, 0x00000829, 0xff41a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1311 0x00000831, 0xff41c200, 0x00000839, 0xff41e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1312 0x00000841, 0xff4a0000, 0x0000084a, 0xff4a2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1313 0x00000852, 0xff4a4000, 0x0000085a, 0xff4a6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1314 0x00000862, 0xff4a8100, 0x0000086a, 0xff4aa100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1315 0x00000873, 0xff4ac200, 0x0000087b, 0xff4ae200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1316 0x00000883, 0xff520000, 0x0000088b, 0xff522000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1317 0x00000894, 0xff524000, 0x0000089c, 0xff526100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1318 0x000008a4, 0xff528100, 0x000008ac, 0xff52a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1319 0x000008b4, 0xff52c200, 0x000008bd, 0xff52e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1320 0x000008c5, 0xff5a0000, 0x000008cd, 0xff5a2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1321 0x000008d5, 0xff5a4000, 0x000008de, 0xff5a6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1322 0x000008e6, 0xff5a8100, 0x000008ee, 0xff5aa100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1323 0x000008f6, 0xff5ac200, 0x000008ff, 0xff5ae200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1324 0x00000c00, 0xff620000, 0x00000c08, 0xff622000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1325 0x00000c10, 0xff624000, 0x00000c18, 0xff626100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1326 0x00000c20, 0xff628100, 0x00000c29, 0xff62a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1327 0x00000c31, 0xff62c200, 0x00000c39, 0xff62e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1328 0x00000c41, 0xff6a0000, 0x00000c4a, 0xff6a2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1329 0x00000c52, 0xff6a4000, 0x00000c5a, 0xff6a6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1330 0x00000c62, 0xff6a8100, 0x00000c6a, 0xff6aa100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1331 0x00000c73, 0xff6ac200, 0x00000c7b, 0xff6ae200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1332 0x00000c83, 0xff730000, 0x00000c8b, 0xff732000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1333 0x00000c94, 0xff734000, 0x00000c9c, 0xff736100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1334 0x00000ca4, 0xff738100, 0x00000cac, 0xff73a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1335 0x00000cb4, 0xff73c200, 0x00000cbd, 0xff73e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1336 0x00000cc5, 0xff7b0000, 0x00000ccd, 0xff7b2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1337 0x00000cd5, 0xff7b4000, 0x00000cde, 0xff7b6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1338 0x00000ce6, 0xff7b8100, 0x00000cee, 0xff7ba100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1339 0x00000cf6, 0xff7bc200, 0x00000cff, 0xff7be200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1340 0x00001000, 0xff830000, 0x00001008, 0xff832000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1341 0x00001010, 0xff834000, 0x00001018, 0xff836100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1342 0x00001020, 0xff838100, 0x00001029, 0xff83a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1343 0x00001031, 0xff83c200, 0x00001039, 0xff83e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1344 0x00001041, 0xff8b0000, 0x0000104a, 0xff8b2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1345 0x00001052, 0xff8b4000, 0x0000105a, 0xff8b6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1346 0x00001062, 0xff8b8100, 0x0000106a, 0xff8ba100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1347 0x00001073, 0xff8bc200, 0x0000107b, 0xff8be200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1348 0x00001083, 0xff940000, 0x0000108b, 0xff942000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1349 0x00001094, 0xff944000, 0x0000109c, 0xff946100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1350 0x000010a4, 0xff948100, 0x000010ac, 0xff94a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1351 0x000010b4, 0xff94c200, 0x000010bd, 0xff94e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1352 0x000010c5, 0xff9c0000, 0x000010cd, 0xff9c2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1353 0x000010d5, 0xff9c4000, 0x000010de, 0xff9c6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1354 0x000010e6, 0xff9c8100, 0x000010ee, 0xff9ca100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1355 0x000010f6, 0xff9cc200, 0x000010ff, 0xff9ce200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1356 0x00001400, 0xffa40000, 0x00001408, 0xffa42000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1357 0x00001410, 0xffa44000, 0x00001418, 0xffa46100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1358 0x00001420, 0xffa48100, 0x00001429, 0xffa4a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1359 0x00001431, 0xffa4c200, 0x00001439, 0xffa4e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1360 0x00001441, 0xffac0000, 0x0000144a, 0xffac2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1361 0x00001452, 0xffac4000, 0x0000145a, 0xffac6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1362 0x00001462, 0xffac8100, 0x0000146a, 0xffaca100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1363 0x00001473, 0xffacc200, 0x0000147b, 0xfface200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1364 0x00001483, 0xffb40000, 0x0000148b, 0xffb42000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1365 0x00001494, 0xffb44000, 0x0000149c, 0xffb46100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1366 0x000014a4, 0xffb48100, 0x000014ac, 0xffb4a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1367 0x000014b4, 0xffb4c200, 0x000014bd, 0xffb4e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1368 0x000014c5, 0xffbd0000, 0x000014cd, 0xffbd2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1369 0x000014d5, 0xffbd4000, 0x000014de, 0xffbd6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1370 0x000014e6, 0xffbd8100, 0x000014ee, 0xffbda100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1371 0x000014f6, 0xffbdc200, 0x000014ff, 0xffbde200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1372 0x00001800, 0xffc50000, 0x00001808, 0xffc52000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1373 0x00001810, 0xffc54000, 0x00001818, 0xffc56100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1374 0x00001820, 0xffc58100, 0x00001829, 0xffc5a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1375 0x00001831, 0xffc5c200, 0x00001839, 0xffc5e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1376 0x00001841, 0xffcd0000, 0x0000184a, 0xffcd2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1377 0x00001852, 0xffcd4000, 0x0000185a, 0xffcd6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1378 0x00001862, 0xffcd8100, 0x0000186a, 0xffcda100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1379 0x00001873, 0xffcdc200, 0x0000187b, 0xffcde200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1380 0x00001883, 0xffd50000, 0x0000188b, 0xffd52000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1381 0x00001894, 0xffd54000, 0x0000189c, 0xffd56100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1382 0x000018a4, 0xffd58100, 0x000018ac, 0xffd5a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1383 0x000018b4, 0xffd5c200, 0x000018bd, 0xffd5e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1384 0x000018c5, 0xffde0000, 0x000018cd, 0xffde2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1385 0x000018d5, 0xffde4000, 0x000018de, 0xffde6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1386 0x000018e6, 0xffde8100, 0x000018ee, 0xffdea100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1387 0x000018f6, 0xffdec200, 0x000018ff, 0xffdee200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1388 0x00001c00, 0xffe60000, 0x00001c08, 0xffe62000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1389 0x00001c10, 0xffe64000, 0x00001c18, 0xffe66100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1390 0x00001c20, 0xffe68100, 0x00001c29, 0xffe6a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1391 0x00001c31, 0xffe6c200, 0x00001c39, 0xffe6e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1392 0x00001c41, 0xffee0000, 0x00001c4a, 0xffee2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1393 0x00001c52, 0xffee4000, 0x00001c5a, 0xffee6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1394 0x00001c62, 0xffee8100, 0x00001c6a, 0xffeea100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1395 0x00001c73, 0xffeec200, 0x00001c7b, 0xffeee200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1396 0x00001c83, 0xfff60000, 0x00001c8b, 0xfff62000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1397 0x00001c94, 0xfff64000, 0x00001c9c, 0xfff66100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1398 0x00001ca4, 0xfff68100, 0x00001cac, 0xfff6a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1399 0x00001cb4, 0xfff6c200, 0x00001cbd, 0xfff6e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1400 0x00001cc5, 0xffff0000, 0x00001ccd, 0xffff2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1401 0x00001cd5, 0xffff4000, 0x00001cde, 0xffff6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1402 0x00001ce6, 0xffff8100, 0x00001cee, 0xffffa100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1403 0x00001cf6, 0xffffc200, 0x00001cff, 0xffffe200
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1404 };
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1405 static void Blit_RGB565_ARGB8888(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1406 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1407 Blit_RGB565_32(info, RGB565_ARGB8888_LUT);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1408 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1409
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1410 /* Special optimized blit for RGB 5-6-5 --> ABGR 8-8-8-8 */
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1411 static const Uint32 RGB565_ABGR8888_LUT[512] = {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1412 0xff000000, 0x00000000, 0xff080000, 0x00002000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1413 0xff100000, 0x00004000, 0xff180000, 0x00006100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1414 0xff200000, 0x00008100, 0xff290000, 0x0000a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1415 0xff310000, 0x0000c200, 0xff390000, 0x0000e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1416 0xff410000, 0x00000008, 0xff4a0000, 0x00002008,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1417 0xff520000, 0x00004008, 0xff5a0000, 0x00006108,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1418 0xff620000, 0x00008108, 0xff6a0000, 0x0000a108,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1419 0xff730000, 0x0000c208, 0xff7b0000, 0x0000e208,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1420 0xff830000, 0x00000010, 0xff8b0000, 0x00002010,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1421 0xff940000, 0x00004010, 0xff9c0000, 0x00006110,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1422 0xffa40000, 0x00008110, 0xffac0000, 0x0000a110,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1423 0xffb40000, 0x0000c210, 0xffbd0000, 0x0000e210,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1424 0xffc50000, 0x00000018, 0xffcd0000, 0x00002018,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1425 0xffd50000, 0x00004018, 0xffde0000, 0x00006118,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1426 0xffe60000, 0x00008118, 0xffee0000, 0x0000a118,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1427 0xfff60000, 0x0000c218, 0xffff0000, 0x0000e218,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1428 0xff000400, 0x00000020, 0xff080400, 0x00002020,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1429 0xff100400, 0x00004020, 0xff180400, 0x00006120,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1430 0xff200400, 0x00008120, 0xff290400, 0x0000a120,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1431 0xff310400, 0x0000c220, 0xff390400, 0x0000e220,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1432 0xff410400, 0x00000029, 0xff4a0400, 0x00002029,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1433 0xff520400, 0x00004029, 0xff5a0400, 0x00006129,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1434 0xff620400, 0x00008129, 0xff6a0400, 0x0000a129,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1435 0xff730400, 0x0000c229, 0xff7b0400, 0x0000e229,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1436 0xff830400, 0x00000031, 0xff8b0400, 0x00002031,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1437 0xff940400, 0x00004031, 0xff9c0400, 0x00006131,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1438 0xffa40400, 0x00008131, 0xffac0400, 0x0000a131,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1439 0xffb40400, 0x0000c231, 0xffbd0400, 0x0000e231,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1440 0xffc50400, 0x00000039, 0xffcd0400, 0x00002039,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1441 0xffd50400, 0x00004039, 0xffde0400, 0x00006139,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1442 0xffe60400, 0x00008139, 0xffee0400, 0x0000a139,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1443 0xfff60400, 0x0000c239, 0xffff0400, 0x0000e239,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1444 0xff000800, 0x00000041, 0xff080800, 0x00002041,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1445 0xff100800, 0x00004041, 0xff180800, 0x00006141,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1446 0xff200800, 0x00008141, 0xff290800, 0x0000a141,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1447 0xff310800, 0x0000c241, 0xff390800, 0x0000e241,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1448 0xff410800, 0x0000004a, 0xff4a0800, 0x0000204a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1449 0xff520800, 0x0000404a, 0xff5a0800, 0x0000614a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1450 0xff620800, 0x0000814a, 0xff6a0800, 0x0000a14a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1451 0xff730800, 0x0000c24a, 0xff7b0800, 0x0000e24a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1452 0xff830800, 0x00000052, 0xff8b0800, 0x00002052,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1453 0xff940800, 0x00004052, 0xff9c0800, 0x00006152,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1454 0xffa40800, 0x00008152, 0xffac0800, 0x0000a152,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1455 0xffb40800, 0x0000c252, 0xffbd0800, 0x0000e252,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1456 0xffc50800, 0x0000005a, 0xffcd0800, 0x0000205a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1457 0xffd50800, 0x0000405a, 0xffde0800, 0x0000615a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1458 0xffe60800, 0x0000815a, 0xffee0800, 0x0000a15a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1459 0xfff60800, 0x0000c25a, 0xffff0800, 0x0000e25a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1460 0xff000c00, 0x00000062, 0xff080c00, 0x00002062,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1461 0xff100c00, 0x00004062, 0xff180c00, 0x00006162,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1462 0xff200c00, 0x00008162, 0xff290c00, 0x0000a162,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1463 0xff310c00, 0x0000c262, 0xff390c00, 0x0000e262,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1464 0xff410c00, 0x0000006a, 0xff4a0c00, 0x0000206a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1465 0xff520c00, 0x0000406a, 0xff5a0c00, 0x0000616a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1466 0xff620c00, 0x0000816a, 0xff6a0c00, 0x0000a16a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1467 0xff730c00, 0x0000c26a, 0xff7b0c00, 0x0000e26a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1468 0xff830c00, 0x00000073, 0xff8b0c00, 0x00002073,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1469 0xff940c00, 0x00004073, 0xff9c0c00, 0x00006173,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1470 0xffa40c00, 0x00008173, 0xffac0c00, 0x0000a173,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1471 0xffb40c00, 0x0000c273, 0xffbd0c00, 0x0000e273,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1472 0xffc50c00, 0x0000007b, 0xffcd0c00, 0x0000207b,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1473 0xffd50c00, 0x0000407b, 0xffde0c00, 0x0000617b,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1474 0xffe60c00, 0x0000817b, 0xffee0c00, 0x0000a17b,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1475 0xfff60c00, 0x0000c27b, 0xffff0c00, 0x0000e27b,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1476 0xff001000, 0x00000083, 0xff081000, 0x00002083,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1477 0xff101000, 0x00004083, 0xff181000, 0x00006183,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1478 0xff201000, 0x00008183, 0xff291000, 0x0000a183,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1479 0xff311000, 0x0000c283, 0xff391000, 0x0000e283,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1480 0xff411000, 0x0000008b, 0xff4a1000, 0x0000208b,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1481 0xff521000, 0x0000408b, 0xff5a1000, 0x0000618b,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1482 0xff621000, 0x0000818b, 0xff6a1000, 0x0000a18b,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1483 0xff731000, 0x0000c28b, 0xff7b1000, 0x0000e28b,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1484 0xff831000, 0x00000094, 0xff8b1000, 0x00002094,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1485 0xff941000, 0x00004094, 0xff9c1000, 0x00006194,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1486 0xffa41000, 0x00008194, 0xffac1000, 0x0000a194,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1487 0xffb41000, 0x0000c294, 0xffbd1000, 0x0000e294,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1488 0xffc51000, 0x0000009c, 0xffcd1000, 0x0000209c,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1489 0xffd51000, 0x0000409c, 0xffde1000, 0x0000619c,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1490 0xffe61000, 0x0000819c, 0xffee1000, 0x0000a19c,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1491 0xfff61000, 0x0000c29c, 0xffff1000, 0x0000e29c,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1492 0xff001400, 0x000000a4, 0xff081400, 0x000020a4,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1493 0xff101400, 0x000040a4, 0xff181400, 0x000061a4,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1494 0xff201400, 0x000081a4, 0xff291400, 0x0000a1a4,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1495 0xff311400, 0x0000c2a4, 0xff391400, 0x0000e2a4,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1496 0xff411400, 0x000000ac, 0xff4a1400, 0x000020ac,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1497 0xff521400, 0x000040ac, 0xff5a1400, 0x000061ac,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1498 0xff621400, 0x000081ac, 0xff6a1400, 0x0000a1ac,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1499 0xff731400, 0x0000c2ac, 0xff7b1400, 0x0000e2ac,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1500 0xff831400, 0x000000b4, 0xff8b1400, 0x000020b4,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1501 0xff941400, 0x000040b4, 0xff9c1400, 0x000061b4,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1502 0xffa41400, 0x000081b4, 0xffac1400, 0x0000a1b4,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1503 0xffb41400, 0x0000c2b4, 0xffbd1400, 0x0000e2b4,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1504 0xffc51400, 0x000000bd, 0xffcd1400, 0x000020bd,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1505 0xffd51400, 0x000040bd, 0xffde1400, 0x000061bd,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1506 0xffe61400, 0x000081bd, 0xffee1400, 0x0000a1bd,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1507 0xfff61400, 0x0000c2bd, 0xffff1400, 0x0000e2bd,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1508 0xff001800, 0x000000c5, 0xff081800, 0x000020c5,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1509 0xff101800, 0x000040c5, 0xff181800, 0x000061c5,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1510 0xff201800, 0x000081c5, 0xff291800, 0x0000a1c5,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1511 0xff311800, 0x0000c2c5, 0xff391800, 0x0000e2c5,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1512 0xff411800, 0x000000cd, 0xff4a1800, 0x000020cd,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1513 0xff521800, 0x000040cd, 0xff5a1800, 0x000061cd,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1514 0xff621800, 0x000081cd, 0xff6a1800, 0x0000a1cd,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1515 0xff731800, 0x0000c2cd, 0xff7b1800, 0x0000e2cd,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1516 0xff831800, 0x000000d5, 0xff8b1800, 0x000020d5,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1517 0xff941800, 0x000040d5, 0xff9c1800, 0x000061d5,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1518 0xffa41800, 0x000081d5, 0xffac1800, 0x0000a1d5,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1519 0xffb41800, 0x0000c2d5, 0xffbd1800, 0x0000e2d5,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1520 0xffc51800, 0x000000de, 0xffcd1800, 0x000020de,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1521 0xffd51800, 0x000040de, 0xffde1800, 0x000061de,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1522 0xffe61800, 0x000081de, 0xffee1800, 0x0000a1de,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1523 0xfff61800, 0x0000c2de, 0xffff1800, 0x0000e2de,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1524 0xff001c00, 0x000000e6, 0xff081c00, 0x000020e6,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1525 0xff101c00, 0x000040e6, 0xff181c00, 0x000061e6,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1526 0xff201c00, 0x000081e6, 0xff291c00, 0x0000a1e6,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1527 0xff311c00, 0x0000c2e6, 0xff391c00, 0x0000e2e6,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1528 0xff411c00, 0x000000ee, 0xff4a1c00, 0x000020ee,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1529 0xff521c00, 0x000040ee, 0xff5a1c00, 0x000061ee,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1530 0xff621c00, 0x000081ee, 0xff6a1c00, 0x0000a1ee,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1531 0xff731c00, 0x0000c2ee, 0xff7b1c00, 0x0000e2ee,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1532 0xff831c00, 0x000000f6, 0xff8b1c00, 0x000020f6,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1533 0xff941c00, 0x000040f6, 0xff9c1c00, 0x000061f6,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1534 0xffa41c00, 0x000081f6, 0xffac1c00, 0x0000a1f6,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1535 0xffb41c00, 0x0000c2f6, 0xffbd1c00, 0x0000e2f6,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1536 0xffc51c00, 0x000000ff, 0xffcd1c00, 0x000020ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1537 0xffd51c00, 0x000040ff, 0xffde1c00, 0x000061ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1538 0xffe61c00, 0x000081ff, 0xffee1c00, 0x0000a1ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1539 0xfff61c00, 0x0000c2ff, 0xffff1c00, 0x0000e2ff
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1540 };
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1541 static void Blit_RGB565_ABGR8888(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1542 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1543 Blit_RGB565_32(info, RGB565_ABGR8888_LUT);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1544 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1545
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1546 /* Special optimized blit for RGB 5-6-5 --> RGBA 8-8-8-8 */
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1547 static const Uint32 RGB565_RGBA8888_LUT[512] = {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1548 0x000000ff, 0x00000000, 0x000008ff, 0x00200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1549 0x000010ff, 0x00400000, 0x000018ff, 0x00610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1550 0x000020ff, 0x00810000, 0x000029ff, 0x00a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1551 0x000031ff, 0x00c20000, 0x000039ff, 0x00e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1552 0x000041ff, 0x08000000, 0x00004aff, 0x08200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1553 0x000052ff, 0x08400000, 0x00005aff, 0x08610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1554 0x000062ff, 0x08810000, 0x00006aff, 0x08a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1555 0x000073ff, 0x08c20000, 0x00007bff, 0x08e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1556 0x000083ff, 0x10000000, 0x00008bff, 0x10200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1557 0x000094ff, 0x10400000, 0x00009cff, 0x10610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1558 0x0000a4ff, 0x10810000, 0x0000acff, 0x10a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1559 0x0000b4ff, 0x10c20000, 0x0000bdff, 0x10e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1560 0x0000c5ff, 0x18000000, 0x0000cdff, 0x18200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1561 0x0000d5ff, 0x18400000, 0x0000deff, 0x18610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1562 0x0000e6ff, 0x18810000, 0x0000eeff, 0x18a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1563 0x0000f6ff, 0x18c20000, 0x0000ffff, 0x18e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1564 0x000400ff, 0x20000000, 0x000408ff, 0x20200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1565 0x000410ff, 0x20400000, 0x000418ff, 0x20610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1566 0x000420ff, 0x20810000, 0x000429ff, 0x20a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1567 0x000431ff, 0x20c20000, 0x000439ff, 0x20e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1568 0x000441ff, 0x29000000, 0x00044aff, 0x29200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1569 0x000452ff, 0x29400000, 0x00045aff, 0x29610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1570 0x000462ff, 0x29810000, 0x00046aff, 0x29a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1571 0x000473ff, 0x29c20000, 0x00047bff, 0x29e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1572 0x000483ff, 0x31000000, 0x00048bff, 0x31200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1573 0x000494ff, 0x31400000, 0x00049cff, 0x31610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1574 0x0004a4ff, 0x31810000, 0x0004acff, 0x31a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1575 0x0004b4ff, 0x31c20000, 0x0004bdff, 0x31e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1576 0x0004c5ff, 0x39000000, 0x0004cdff, 0x39200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1577 0x0004d5ff, 0x39400000, 0x0004deff, 0x39610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1578 0x0004e6ff, 0x39810000, 0x0004eeff, 0x39a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1579 0x0004f6ff, 0x39c20000, 0x0004ffff, 0x39e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1580 0x000800ff, 0x41000000, 0x000808ff, 0x41200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1581 0x000810ff, 0x41400000, 0x000818ff, 0x41610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1582 0x000820ff, 0x41810000, 0x000829ff, 0x41a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1583 0x000831ff, 0x41c20000, 0x000839ff, 0x41e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1584 0x000841ff, 0x4a000000, 0x00084aff, 0x4a200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1585 0x000852ff, 0x4a400000, 0x00085aff, 0x4a610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1586 0x000862ff, 0x4a810000, 0x00086aff, 0x4aa10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1587 0x000873ff, 0x4ac20000, 0x00087bff, 0x4ae20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1588 0x000883ff, 0x52000000, 0x00088bff, 0x52200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1589 0x000894ff, 0x52400000, 0x00089cff, 0x52610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1590 0x0008a4ff, 0x52810000, 0x0008acff, 0x52a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1591 0x0008b4ff, 0x52c20000, 0x0008bdff, 0x52e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1592 0x0008c5ff, 0x5a000000, 0x0008cdff, 0x5a200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1593 0x0008d5ff, 0x5a400000, 0x0008deff, 0x5a610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1594 0x0008e6ff, 0x5a810000, 0x0008eeff, 0x5aa10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1595 0x0008f6ff, 0x5ac20000, 0x0008ffff, 0x5ae20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1596 0x000c00ff, 0x62000000, 0x000c08ff, 0x62200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1597 0x000c10ff, 0x62400000, 0x000c18ff, 0x62610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1598 0x000c20ff, 0x62810000, 0x000c29ff, 0x62a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1599 0x000c31ff, 0x62c20000, 0x000c39ff, 0x62e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1600 0x000c41ff, 0x6a000000, 0x000c4aff, 0x6a200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1601 0x000c52ff, 0x6a400000, 0x000c5aff, 0x6a610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1602 0x000c62ff, 0x6a810000, 0x000c6aff, 0x6aa10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1603 0x000c73ff, 0x6ac20000, 0x000c7bff, 0x6ae20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1604 0x000c83ff, 0x73000000, 0x000c8bff, 0x73200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1605 0x000c94ff, 0x73400000, 0x000c9cff, 0x73610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1606 0x000ca4ff, 0x73810000, 0x000cacff, 0x73a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1607 0x000cb4ff, 0x73c20000, 0x000cbdff, 0x73e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1608 0x000cc5ff, 0x7b000000, 0x000ccdff, 0x7b200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1609 0x000cd5ff, 0x7b400000, 0x000cdeff, 0x7b610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1610 0x000ce6ff, 0x7b810000, 0x000ceeff, 0x7ba10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1611 0x000cf6ff, 0x7bc20000, 0x000cffff, 0x7be20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1612 0x001000ff, 0x83000000, 0x001008ff, 0x83200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1613 0x001010ff, 0x83400000, 0x001018ff, 0x83610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1614 0x001020ff, 0x83810000, 0x001029ff, 0x83a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1615 0x001031ff, 0x83c20000, 0x001039ff, 0x83e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1616 0x001041ff, 0x8b000000, 0x00104aff, 0x8b200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1617 0x001052ff, 0x8b400000, 0x00105aff, 0x8b610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1618 0x001062ff, 0x8b810000, 0x00106aff, 0x8ba10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1619 0x001073ff, 0x8bc20000, 0x00107bff, 0x8be20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1620 0x001083ff, 0x94000000, 0x00108bff, 0x94200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1621 0x001094ff, 0x94400000, 0x00109cff, 0x94610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1622 0x0010a4ff, 0x94810000, 0x0010acff, 0x94a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1623 0x0010b4ff, 0x94c20000, 0x0010bdff, 0x94e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1624 0x0010c5ff, 0x9c000000, 0x0010cdff, 0x9c200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1625 0x0010d5ff, 0x9c400000, 0x0010deff, 0x9c610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1626 0x0010e6ff, 0x9c810000, 0x0010eeff, 0x9ca10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1627 0x0010f6ff, 0x9cc20000, 0x0010ffff, 0x9ce20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1628 0x001400ff, 0xa4000000, 0x001408ff, 0xa4200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1629 0x001410ff, 0xa4400000, 0x001418ff, 0xa4610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1630 0x001420ff, 0xa4810000, 0x001429ff, 0xa4a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1631 0x001431ff, 0xa4c20000, 0x001439ff, 0xa4e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1632 0x001441ff, 0xac000000, 0x00144aff, 0xac200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1633 0x001452ff, 0xac400000, 0x00145aff, 0xac610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1634 0x001462ff, 0xac810000, 0x00146aff, 0xaca10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1635 0x001473ff, 0xacc20000, 0x00147bff, 0xace20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1636 0x001483ff, 0xb4000000, 0x00148bff, 0xb4200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1637 0x001494ff, 0xb4400000, 0x00149cff, 0xb4610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1638 0x0014a4ff, 0xb4810000, 0x0014acff, 0xb4a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1639 0x0014b4ff, 0xb4c20000, 0x0014bdff, 0xb4e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1640 0x0014c5ff, 0xbd000000, 0x0014cdff, 0xbd200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1641 0x0014d5ff, 0xbd400000, 0x0014deff, 0xbd610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1642 0x0014e6ff, 0xbd810000, 0x0014eeff, 0xbda10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1643 0x0014f6ff, 0xbdc20000, 0x0014ffff, 0xbde20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1644 0x001800ff, 0xc5000000, 0x001808ff, 0xc5200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1645 0x001810ff, 0xc5400000, 0x001818ff, 0xc5610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1646 0x001820ff, 0xc5810000, 0x001829ff, 0xc5a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1647 0x001831ff, 0xc5c20000, 0x001839ff, 0xc5e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1648 0x001841ff, 0xcd000000, 0x00184aff, 0xcd200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1649 0x001852ff, 0xcd400000, 0x00185aff, 0xcd610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1650 0x001862ff, 0xcd810000, 0x00186aff, 0xcda10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1651 0x001873ff, 0xcdc20000, 0x00187bff, 0xcde20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1652 0x001883ff, 0xd5000000, 0x00188bff, 0xd5200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1653 0x001894ff, 0xd5400000, 0x00189cff, 0xd5610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1654 0x0018a4ff, 0xd5810000, 0x0018acff, 0xd5a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1655 0x0018b4ff, 0xd5c20000, 0x0018bdff, 0xd5e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1656 0x0018c5ff, 0xde000000, 0x0018cdff, 0xde200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1657 0x0018d5ff, 0xde400000, 0x0018deff, 0xde610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1658 0x0018e6ff, 0xde810000, 0x0018eeff, 0xdea10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1659 0x0018f6ff, 0xdec20000, 0x0018ffff, 0xdee20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1660 0x001c00ff, 0xe6000000, 0x001c08ff, 0xe6200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1661 0x001c10ff, 0xe6400000, 0x001c18ff, 0xe6610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1662 0x001c20ff, 0xe6810000, 0x001c29ff, 0xe6a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1663 0x001c31ff, 0xe6c20000, 0x001c39ff, 0xe6e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1664 0x001c41ff, 0xee000000, 0x001c4aff, 0xee200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1665 0x001c52ff, 0xee400000, 0x001c5aff, 0xee610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1666 0x001c62ff, 0xee810000, 0x001c6aff, 0xeea10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1667 0x001c73ff, 0xeec20000, 0x001c7bff, 0xeee20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1668 0x001c83ff, 0xf6000000, 0x001c8bff, 0xf6200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1669 0x001c94ff, 0xf6400000, 0x001c9cff, 0xf6610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1670 0x001ca4ff, 0xf6810000, 0x001cacff, 0xf6a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1671 0x001cb4ff, 0xf6c20000, 0x001cbdff, 0xf6e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1672 0x001cc5ff, 0xff000000, 0x001ccdff, 0xff200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1673 0x001cd5ff, 0xff400000, 0x001cdeff, 0xff610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1674 0x001ce6ff, 0xff810000, 0x001ceeff, 0xffa10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1675 0x001cf6ff, 0xffc20000, 0x001cffff, 0xffe20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1676 };
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1677 static void Blit_RGB565_RGBA8888(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1678 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1679 Blit_RGB565_32(info, RGB565_RGBA8888_LUT);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1680 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1681
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1682 /* Special optimized blit for RGB 5-6-5 --> BGRA 8-8-8-8 */
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1683 static const Uint32 RGB565_BGRA8888_LUT[512] = {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1684 0x00000000, 0x000000ff, 0x08000000, 0x002000ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1685 0x10000000, 0x004000ff, 0x18000000, 0x006100ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1686 0x20000000, 0x008100ff, 0x29000000, 0x00a100ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1687 0x31000000, 0x00c200ff, 0x39000000, 0x00e200ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1688 0x41000000, 0x000008ff, 0x4a000000, 0x002008ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1689 0x52000000, 0x004008ff, 0x5a000000, 0x006108ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1690 0x62000000, 0x008108ff, 0x6a000000, 0x00a108ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1691 0x73000000, 0x00c208ff, 0x7b000000, 0x00e208ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1692 0x83000000, 0x000010ff, 0x8b000000, 0x002010ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1693 0x94000000, 0x004010ff, 0x9c000000, 0x006110ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1694 0xa4000000, 0x008110ff, 0xac000000, 0x00a110ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1695 0xb4000000, 0x00c210ff, 0xbd000000, 0x00e210ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1696 0xc5000000, 0x000018ff, 0xcd000000, 0x002018ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1697 0xd5000000, 0x004018ff, 0xde000000, 0x006118ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1698 0xe6000000, 0x008118ff, 0xee000000, 0x00a118ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1699 0xf6000000, 0x00c218ff, 0xff000000, 0x00e218ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1700 0x00040000, 0x000020ff, 0x08040000, 0x002020ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1701 0x10040000, 0x004020ff, 0x18040000, 0x006120ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1702 0x20040000, 0x008120ff, 0x29040000, 0x00a120ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1703 0x31040000, 0x00c220ff, 0x39040000, 0x00e220ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1704 0x41040000, 0x000029ff, 0x4a040000, 0x002029ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1705 0x52040000, 0x004029ff, 0x5a040000, 0x006129ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1706 0x62040000, 0x008129ff, 0x6a040000, 0x00a129ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1707 0x73040000, 0x00c229ff, 0x7b040000, 0x00e229ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1708 0x83040000, 0x000031ff, 0x8b040000, 0x002031ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1709 0x94040000, 0x004031ff, 0x9c040000, 0x006131ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1710 0xa4040000, 0x008131ff, 0xac040000, 0x00a131ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1711 0xb4040000, 0x00c231ff, 0xbd040000, 0x00e231ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1712 0xc5040000, 0x000039ff, 0xcd040000, 0x002039ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1713 0xd5040000, 0x004039ff, 0xde040000, 0x006139ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1714 0xe6040000, 0x008139ff, 0xee040000, 0x00a139ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1715 0xf6040000, 0x00c239ff, 0xff040000, 0x00e239ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1716 0x00080000, 0x000041ff, 0x08080000, 0x002041ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1717 0x10080000, 0x004041ff, 0x18080000, 0x006141ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1718 0x20080000, 0x008141ff, 0x29080000, 0x00a141ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1719 0x31080000, 0x00c241ff, 0x39080000, 0x00e241ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1720 0x41080000, 0x00004aff, 0x4a080000, 0x00204aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1721 0x52080000, 0x00404aff, 0x5a080000, 0x00614aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1722 0x62080000, 0x00814aff, 0x6a080000, 0x00a14aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1723 0x73080000, 0x00c24aff, 0x7b080000, 0x00e24aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1724 0x83080000, 0x000052ff, 0x8b080000, 0x002052ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1725 0x94080000, 0x004052ff, 0x9c080000, 0x006152ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1726 0xa4080000, 0x008152ff, 0xac080000, 0x00a152ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1727 0xb4080000, 0x00c252ff, 0xbd080000, 0x00e252ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1728 0xc5080000, 0x00005aff, 0xcd080000, 0x00205aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1729 0xd5080000, 0x00405aff, 0xde080000, 0x00615aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1730 0xe6080000, 0x00815aff, 0xee080000, 0x00a15aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1731 0xf6080000, 0x00c25aff, 0xff080000, 0x00e25aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1732 0x000c0000, 0x000062ff, 0x080c0000, 0x002062ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1733 0x100c0000, 0x004062ff, 0x180c0000, 0x006162ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1734 0x200c0000, 0x008162ff, 0x290c0000, 0x00a162ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1735 0x310c0000, 0x00c262ff, 0x390c0000, 0x00e262ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1736 0x410c0000, 0x00006aff, 0x4a0c0000, 0x00206aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1737 0x520c0000, 0x00406aff, 0x5a0c0000, 0x00616aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1738 0x620c0000, 0x00816aff, 0x6a0c0000, 0x00a16aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1739 0x730c0000, 0x00c26aff, 0x7b0c0000, 0x00e26aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1740 0x830c0000, 0x000073ff, 0x8b0c0000, 0x002073ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1741 0x940c0000, 0x004073ff, 0x9c0c0000, 0x006173ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1742 0xa40c0000, 0x008173ff, 0xac0c0000, 0x00a173ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1743 0xb40c0000, 0x00c273ff, 0xbd0c0000, 0x00e273ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1744 0xc50c0000, 0x00007bff, 0xcd0c0000, 0x00207bff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1745 0xd50c0000, 0x00407bff, 0xde0c0000, 0x00617bff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1746 0xe60c0000, 0x00817bff, 0xee0c0000, 0x00a17bff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1747 0xf60c0000, 0x00c27bff, 0xff0c0000, 0x00e27bff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1748 0x00100000, 0x000083ff, 0x08100000, 0x002083ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1749 0x10100000, 0x004083ff, 0x18100000, 0x006183ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1750 0x20100000, 0x008183ff, 0x29100000, 0x00a183ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1751 0x31100000, 0x00c283ff, 0x39100000, 0x00e283ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1752 0x41100000, 0x00008bff, 0x4a100000, 0x00208bff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1753 0x52100000, 0x00408bff, 0x5a100000, 0x00618bff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1754 0x62100000, 0x00818bff, 0x6a100000, 0x00a18bff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1755 0x73100000, 0x00c28bff, 0x7b100000, 0x00e28bff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1756 0x83100000, 0x000094ff, 0x8b100000, 0x002094ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1757 0x94100000, 0x004094ff, 0x9c100000, 0x006194ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1758 0xa4100000, 0x008194ff, 0xac100000, 0x00a194ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1759 0xb4100000, 0x00c294ff, 0xbd100000, 0x00e294ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1760 0xc5100000, 0x00009cff, 0xcd100000, 0x00209cff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1761 0xd5100000, 0x00409cff, 0xde100000, 0x00619cff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1762 0xe6100000, 0x00819cff, 0xee100000, 0x00a19cff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1763 0xf6100000, 0x00c29cff, 0xff100000, 0x00e29cff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1764 0x00140000, 0x0000a4ff, 0x08140000, 0x0020a4ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1765 0x10140000, 0x0040a4ff, 0x18140000, 0x0061a4ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1766 0x20140000, 0x0081a4ff, 0x29140000, 0x00a1a4ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1767 0x31140000, 0x00c2a4ff, 0x39140000, 0x00e2a4ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1768 0x41140000, 0x0000acff, 0x4a140000, 0x0020acff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1769 0x52140000, 0x0040acff, 0x5a140000, 0x0061acff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1770 0x62140000, 0x0081acff, 0x6a140000, 0x00a1acff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1771 0x73140000, 0x00c2acff, 0x7b140000, 0x00e2acff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1772 0x83140000, 0x0000b4ff, 0x8b140000, 0x0020b4ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1773 0x94140000, 0x0040b4ff, 0x9c140000, 0x0061b4ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1774 0xa4140000, 0x0081b4ff, 0xac140000, 0x00a1b4ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1775 0xb4140000, 0x00c2b4ff, 0xbd140000, 0x00e2b4ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1776 0xc5140000, 0x0000bdff, 0xcd140000, 0x0020bdff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1777 0xd5140000, 0x0040bdff, 0xde140000, 0x0061bdff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1778 0xe6140000, 0x0081bdff, 0xee140000, 0x00a1bdff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1779 0xf6140000, 0x00c2bdff, 0xff140000, 0x00e2bdff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1780 0x00180000, 0x0000c5ff, 0x08180000, 0x0020c5ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1781 0x10180000, 0x0040c5ff, 0x18180000, 0x0061c5ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1782 0x20180000, 0x0081c5ff, 0x29180000, 0x00a1c5ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1783 0x31180000, 0x00c2c5ff, 0x39180000, 0x00e2c5ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1784 0x41180000, 0x0000cdff, 0x4a180000, 0x0020cdff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1785 0x52180000, 0x0040cdff, 0x5a180000, 0x0061cdff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1786 0x62180000, 0x0081cdff, 0x6a180000, 0x00a1cdff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1787 0x73180000, 0x00c2cdff, 0x7b180000, 0x00e2cdff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1788 0x83180000, 0x0000d5ff, 0x8b180000, 0x0020d5ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1789 0x94180000, 0x0040d5ff, 0x9c180000, 0x0061d5ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1790 0xa4180000, 0x0081d5ff, 0xac180000, 0x00a1d5ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1791 0xb4180000, 0x00c2d5ff, 0xbd180000, 0x00e2d5ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1792 0xc5180000, 0x0000deff, 0xcd180000, 0x0020deff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1793 0xd5180000, 0x0040deff, 0xde180000, 0x0061deff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1794 0xe6180000, 0x0081deff, 0xee180000, 0x00a1deff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1795 0xf6180000, 0x00c2deff, 0xff180000, 0x00e2deff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1796 0x001c0000, 0x0000e6ff, 0x081c0000, 0x0020e6ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1797 0x101c0000, 0x0040e6ff, 0x181c0000, 0x0061e6ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1798 0x201c0000, 0x0081e6ff, 0x291c0000, 0x00a1e6ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1799 0x311c0000, 0x00c2e6ff, 0x391c0000, 0x00e2e6ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1800 0x411c0000, 0x0000eeff, 0x4a1c0000, 0x0020eeff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1801 0x521c0000, 0x0040eeff, 0x5a1c0000, 0x0061eeff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1802 0x621c0000, 0x0081eeff, 0x6a1c0000, 0x00a1eeff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1803 0x731c0000, 0x00c2eeff, 0x7b1c0000, 0x00e2eeff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1804 0x831c0000, 0x0000f6ff, 0x8b1c0000, 0x0020f6ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1805 0x941c0000, 0x0040f6ff, 0x9c1c0000, 0x0061f6ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1806 0xa41c0000, 0x0081f6ff, 0xac1c0000, 0x00a1f6ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1807 0xb41c0000, 0x00c2f6ff, 0xbd1c0000, 0x00e2f6ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1808 0xc51c0000, 0x0000ffff, 0xcd1c0000, 0x0020ffff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1809 0xd51c0000, 0x0040ffff, 0xde1c0000, 0x0061ffff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1810 0xe61c0000, 0x0081ffff, 0xee1c0000, 0x00a1ffff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1811 0xf61c0000, 0x00c2ffff, 0xff1c0000, 0x00e2ffff
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1812 };
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1813 static void Blit_RGB565_BGRA8888(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1814 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1815 Blit_RGB565_32(info, RGB565_BGRA8888_LUT);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1816 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1817
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1818 /* Special optimized blit for RGB 8-8-8 --> RGB 3-3-2 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1819 #ifndef RGB888_RGB332
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1820 #define RGB888_RGB332(dst, src) { \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1821 dst = (((src)&0x00E00000)>>16)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1822 (((src)&0x0000E000)>>11)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1823 (((src)&0x000000C0)>>6); \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1824 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1825 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1826 static void Blit_RGB888_index8_map(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1827 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1828 #ifndef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1829 int c;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1830 #endif
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1831 int Pixel;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1832 int width, height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1833 Uint32 *src;
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1834 const Uint8 *map;
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1835 Uint8 *dst;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1836 int srcskip, dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1837
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1838 /* Set up some basic variables */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1839 width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1840 height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1841 src = (Uint32 *)info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1842 srcskip = info->s_skip/4;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1843 dst = info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1844 dstskip = info->d_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1845 map = info->table;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1846
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1847 #ifdef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1848 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1849 DUFFS_LOOP(
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1850 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1851 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1852 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1853 , width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1854 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1855 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1856 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1857 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1858 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1859 for ( c=width/4; c; --c ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1860 /* Pack RGB into 8bit pixel */
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1861 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1862 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1863 ++src;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1864 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1865 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1866 ++src;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1867 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1868 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1869 ++src;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1870 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1871 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1872 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1873 }
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1874 switch ( width & 3 ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1875 case 3:
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1876 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1877 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1878 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1879 case 2:
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1880 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1881 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1882 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1883 case 1:
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1884 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1885 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1886 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1887 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1888 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1889 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1890 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1891 #endif /* USE_DUFFS_LOOP */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1892 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1893 static void BlitNto1(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1894 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1895 #ifndef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1896 int c;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1897 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1898 int width, height;
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1899 Uint8 *src;
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1900 const Uint8 *map;
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1901 Uint8 *dst;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1902 int srcskip, dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1903 int srcbpp;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1904 Uint32 Pixel;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1905 int sR, sG, sB;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1906 SDL_PixelFormat *srcfmt;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1907
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1908 /* Set up some basic variables */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1909 width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1910 height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1911 src = info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1912 srcskip = info->s_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1913 dst = info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1914 dstskip = info->d_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1915 map = info->table;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1916 srcfmt = info->src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1917 srcbpp = srcfmt->BytesPerPixel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1918
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1919 if ( map == NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1920 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1921 #ifdef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1922 DUFFS_LOOP(
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1923 DISEMBLE_RGB(src, srcbpp, srcfmt, Pixel,
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1924 sR, sG, sB);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1925 if ( 1 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1926 /* Pack RGB into 8bit pixel */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1927 *dst = ((sR>>5)<<(3+2))|
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1928 ((sG>>5)<<(2)) |
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1929 ((sB>>6)<<(0)) ;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1930 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1931 dst++;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1932 src += srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1933 , width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1934 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1935 for ( c=width; c; --c ) {
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1936 DISEMBLE_RGB(src, srcbpp, srcfmt, Pixel,
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1937 sR, sG, sB);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1938 if ( 1 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1939 /* Pack RGB into 8bit pixel */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1940 *dst = ((sR>>5)<<(3+2))|
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1941 ((sG>>5)<<(2)) |
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1942 ((sB>>6)<<(0)) ;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1943 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1944 dst++;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1945 src += srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1946 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1947 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1948 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1949 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1950 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1951 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1952 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1953 #ifdef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1954 DUFFS_LOOP(
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1955 DISEMBLE_RGB(src, srcbpp, srcfmt, Pixel,
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1956 sR, sG, sB);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1957 if ( 1 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1958 /* Pack RGB into 8bit pixel */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1959 *dst = map[((sR>>5)<<(3+2))|
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1960 ((sG>>5)<<(2)) |
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1961 ((sB>>6)<<(0)) ];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1962 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1963 dst++;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1964 src += srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1965 , width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1966 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1967 for ( c=width; c; --c ) {
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1968 DISEMBLE_RGB(src, srcbpp, srcfmt, Pixel,
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1969 sR, sG, sB);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1970 if ( 1 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1971 /* Pack RGB into 8bit pixel */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1972 *dst = map[((sR>>5)<<(3+2))|
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1973 ((sG>>5)<<(2)) |
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1974 ((sB>>6)<<(0)) ];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1975 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1976 dst++;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1977 src += srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1978 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1979 #endif /* USE_DUFFS_LOOP */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1980 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1981 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1982 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1983 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1984 }
1232
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1985
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1986 /* blits 32 bit RGB<->RGBA with both surfaces having the same R,G,B fields */
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1987 static void Blit4to4MaskAlpha(SDL_BlitInfo *info)
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1988 {
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1989 int width = info->d_width;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1990 int height = info->d_height;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1991 Uint32 *src = (Uint32 *)info->s_pixels;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1992 int srcskip = info->s_skip;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1993 Uint32 *dst = (Uint32 *)info->d_pixels;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1994 int dstskip = info->d_skip;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1995 SDL_PixelFormat *srcfmt = info->src;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1996 SDL_PixelFormat *dstfmt = info->dst;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1997
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1998 if (dstfmt->Amask) {
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1999 /* RGB->RGBA, SET_ALPHA */
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2000 Uint32 mask = (srcfmt->alpha >> dstfmt->Aloss) << dstfmt->Ashift;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2001
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2002 while ( height-- ) {
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2003 DUFFS_LOOP(
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2004 {
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2005 *dst = *src | mask;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2006 ++dst;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2007 ++src;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2008 },
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2009 width);
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2010 src = (Uint32*)((Uint8*)src + srcskip);
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2011 dst = (Uint32*)((Uint8*)dst + dstskip);
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2012 }
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2013 } else {
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2014 /* RGBA->RGB, NO_ALPHA */
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2015 Uint32 mask = srcfmt->Rmask | srcfmt->Gmask | srcfmt->Bmask;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2016
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2017 while ( height-- ) {
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2018 DUFFS_LOOP(
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2019 {
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2020 *dst = *src & mask;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2021 ++dst;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2022 ++src;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2023 },
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2024 width);
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2025 src = (Uint32*)((Uint8*)src + srcskip);
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2026 dst = (Uint32*)((Uint8*)dst + dstskip);
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2027 }
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2028 }
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2029 }
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2030
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2031 static void BlitNtoN(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2032 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2033 int width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2034 int height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2035 Uint8 *src = info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2036 int srcskip = info->s_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2037 Uint8 *dst = info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2038 int dstskip = info->d_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2039 SDL_PixelFormat *srcfmt = info->src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2040 int srcbpp = srcfmt->BytesPerPixel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2041 SDL_PixelFormat *dstfmt = info->dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2042 int dstbpp = dstfmt->BytesPerPixel;
431
41cadcba32e8 Fixed SDL_DisplayFormatAlpha() on RGB surfaces with alpha
Sam Lantinga <slouken@libsdl.org>
parents: 366
diff changeset
2043 unsigned alpha = dstfmt->Amask ? srcfmt->alpha : 0;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2044
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2045 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2046 DUFFS_LOOP(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2047 {
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2048 Uint32 Pixel;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2049 unsigned sR;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2050 unsigned sG;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2051 unsigned sB;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2052 DISEMBLE_RGB(src, srcbpp, srcfmt, Pixel, sR, sG, sB);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2053 ASSEMBLE_RGBA(dst, dstbpp, dstfmt, sR, sG, sB, alpha);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2054 dst += dstbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2055 src += srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2056 },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2057 width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2058 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2059 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2060 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2061 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2062
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2063 static void BlitNtoNCopyAlpha(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2064 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2065 int width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2066 int height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2067 Uint8 *src = info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2068 int srcskip = info->s_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2069 Uint8 *dst = info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2070 int dstskip = info->d_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2071 SDL_PixelFormat *srcfmt = info->src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2072 int srcbpp = srcfmt->BytesPerPixel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2073 SDL_PixelFormat *dstfmt = info->dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2074 int dstbpp = dstfmt->BytesPerPixel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2075 int c;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2076
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2077 /* FIXME: should map alpha to [0..255] correctly! */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2078 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2079 for ( c=width; c; --c ) {
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2080 Uint32 Pixel;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2081 unsigned sR, sG, sB, sA;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2082 DISEMBLE_RGBA(src, srcbpp, srcfmt, Pixel,
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2083 sR, sG, sB, sA);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2084 ASSEMBLE_RGBA(dst, dstbpp, dstfmt,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2085 sR, sG, sB, sA);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2086 dst += dstbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2087 src += srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2088 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2089 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2090 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2091 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2092 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2093
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2094 static void BlitNto1Key(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2095 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2096 int width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2097 int height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2098 Uint8 *src = info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2099 int srcskip = info->s_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2100 Uint8 *dst = info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2101 int dstskip = info->d_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2102 SDL_PixelFormat *srcfmt = info->src;
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
2103 const Uint8 *palmap = info->table;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2104 Uint32 ckey = srcfmt->colorkey;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2105 Uint32 rgbmask = ~srcfmt->Amask;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2106 int srcbpp;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2107 Uint32 Pixel;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2108 Uint8 sR, sG, sB;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2109
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2110 /* Set up some basic variables */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2111 srcbpp = srcfmt->BytesPerPixel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2112 ckey &= rgbmask;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2113
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2114 if ( palmap == NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2115 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2116 DUFFS_LOOP(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2117 {
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2118 DISEMBLE_RGB(src, srcbpp, srcfmt, Pixel,
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2119 sR, sG, sB);
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2120 if ( (Pixel & rgbmask) != ckey ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2121 /* Pack RGB into 8bit pixel */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2122 *dst = ((sR>>5)<<(3+2))|
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2123 ((sG>>5)<<(2)) |
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2124 ((sB>>6)<<(0)) ;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2125 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2126 dst++;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2127 src += srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2128 },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2129 width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2130 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2131 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2132 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2133 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2134 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2135 DUFFS_LOOP(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2136 {
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2137 DISEMBLE_RGB(src, srcbpp, srcfmt, Pixel,
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2138 sR, sG, sB);
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2139 if ( (Pixel & rgbmask) != ckey ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2140 /* Pack RGB into 8bit pixel */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2141 *dst = palmap[((sR>>5)<<(3+2))|
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2142 ((sG>>5)<<(2)) |
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2143 ((sB>>6)<<(0)) ];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2144 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2145 dst++;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2146 src += srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2147 },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2148 width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2149 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2150 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2151 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2152 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2153 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2154
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2155 static void Blit2to2Key(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2156 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2157 int width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2158 int height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2159 Uint16 *srcp = (Uint16 *)info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2160 int srcskip = info->s_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2161 Uint16 *dstp = (Uint16 *)info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2162 int dstskip = info->d_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2163 Uint32 ckey = info->src->colorkey;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2164 Uint32 rgbmask = ~info->src->Amask;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2165
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2166 /* Set up some basic variables */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2167 srcskip /= 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2168 dstskip /= 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2169 ckey &= rgbmask;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2170
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2171 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2172 DUFFS_LOOP(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2173 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2174 if ( (*srcp & rgbmask) != ckey ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2175 *dstp = *srcp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2176 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2177 dstp++;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2178 srcp++;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2179 },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2180 width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2181 srcp += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2182 dstp += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2183 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2184 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2185
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2186 static void BlitNtoNKey(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2187 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2188 int width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2189 int height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2190 Uint8 *src = info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2191 int srcskip = info->s_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2192 Uint8 *dst = info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2193 int dstskip = info->d_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2194 Uint32 ckey = info->src->colorkey;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2195 SDL_PixelFormat *srcfmt = info->src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2196 SDL_PixelFormat *dstfmt = info->dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2197 int srcbpp = srcfmt->BytesPerPixel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2198 int dstbpp = dstfmt->BytesPerPixel;
431
41cadcba32e8 Fixed SDL_DisplayFormatAlpha() on RGB surfaces with alpha
Sam Lantinga <slouken@libsdl.org>
parents: 366
diff changeset
2199 unsigned alpha = dstfmt->Amask ? srcfmt->alpha : 0;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2200
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2201 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2202 DUFFS_LOOP(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2203 {
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2204 Uint32 Pixel;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2205 unsigned sR;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2206 unsigned sG;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2207 unsigned sB;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2208 RETRIEVE_RGB_PIXEL(src, srcbpp, Pixel);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2209 if ( Pixel != ckey ) {
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2210 RGB_FROM_PIXEL(Pixel, srcfmt, sR, sG, sB);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2211 ASSEMBLE_RGBA(dst, dstbpp, dstfmt,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2212 sR, sG, sB, alpha);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2213 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2214 dst += dstbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2215 src += srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2216 },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2217 width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2218 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2219 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2220 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2221 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2222
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2223 static void BlitNtoNKeyCopyAlpha(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2224 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2225 int width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2226 int height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2227 Uint8 *src = info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2228 int srcskip = info->s_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2229 Uint8 *dst = info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2230 int dstskip = info->d_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2231 Uint32 ckey = info->src->colorkey;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2232 SDL_PixelFormat *srcfmt = info->src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2233 SDL_PixelFormat *dstfmt = info->dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2234 Uint32 rgbmask = ~srcfmt->Amask;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2235
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2236 Uint8 srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2237 Uint8 dstbpp;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2238 Uint32 Pixel;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2239 Uint8 sR, sG, sB, sA;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2240
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2241 /* Set up some basic variables */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2242 srcbpp = srcfmt->BytesPerPixel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2243 dstbpp = dstfmt->BytesPerPixel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2244 ckey &= rgbmask;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2245
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2246 /* FIXME: should map alpha to [0..255] correctly! */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2247 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2248 DUFFS_LOOP(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2249 {
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2250 DISEMBLE_RGBA(src, srcbpp, srcfmt, Pixel,
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2251 sR, sG, sB, sA);
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2252 if ( (Pixel & rgbmask) != ckey ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2253 ASSEMBLE_RGBA(dst, dstbpp, dstfmt,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2254 sR, sG, sB, sA);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2255 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2256 dst += dstbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2257 src += srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2258 },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2259 width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2260 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2261 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2262 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2263 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2264
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2265 /* Normal N to N optimized blitters */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2266 struct blit_table {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2267 Uint32 srcR, srcG, srcB;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2268 int dstbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2269 Uint32 dstR, dstG, dstB;
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2270 Uint32 blit_features;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2271 void *aux_data;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2272 SDL_loblit blitfunc;
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2273 enum { NO_ALPHA=1, SET_ALPHA=2, COPY_ALPHA=4 } alpha;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2274 };
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
2275 static const struct blit_table normal_blit_1[] = {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2276 /* Default for 8-bit RGB source, an invalid combination */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2277 { 0,0,0, 0, 0,0,0, 0, NULL, NULL },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2278 };
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
2279 static const struct blit_table normal_blit_2[] = {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2280 #ifdef USE_ASMBLIT
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2281 { 0x0000F800,0x000007E0,0x0000001F, 2, 0x0000001F,0x000007E0,0x0000F800,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2282 0, ConvertX86p16_16BGR565, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2283 { 0x0000F800,0x000007E0,0x0000001F, 2, 0x00007C00,0x000003E0,0x0000001F,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2284 0, ConvertX86p16_16RGB555, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2285 { 0x0000F800,0x000007E0,0x0000001F, 2, 0x0000001F,0x000003E0,0x00007C00,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2286 0, ConvertX86p16_16BGR555, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2287 #endif
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2288 #ifdef USE_ALTIVEC_BLITTERS
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2289 /* has-altivec */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2290 { 0x0000F800,0x000007E0,0x0000001F, 4, 0x00000000,0x00000000,0x00000000,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2291 2, NULL, Blit_RGB565_32Altivec, NO_ALPHA | COPY_ALPHA | SET_ALPHA },
1139
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
2292 { 0x00007C00,0x000003E0,0x0000001F, 4, 0x00000000,0x00000000,0x00000000,
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
2293 2, NULL, Blit_RGB555_32Altivec, NO_ALPHA | COPY_ALPHA | SET_ALPHA },
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2294 #endif
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2295 { 0x0000F800,0x000007E0,0x0000001F, 4, 0x00FF0000,0x0000FF00,0x000000FF,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2296 0, NULL, Blit_RGB565_ARGB8888, SET_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2297 { 0x0000F800,0x000007E0,0x0000001F, 4, 0x000000FF,0x0000FF00,0x00FF0000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2298 0, NULL, Blit_RGB565_ABGR8888, SET_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2299 { 0x0000F800,0x000007E0,0x0000001F, 4, 0xFF000000,0x00FF0000,0x0000FF00,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2300 0, NULL, Blit_RGB565_RGBA8888, SET_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2301 { 0x0000F800,0x000007E0,0x0000001F, 4, 0x0000FF00,0x00FF0000,0xFF000000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2302 0, NULL, Blit_RGB565_BGRA8888, SET_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2303
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2304 /* Default for 16-bit RGB source, used if no other blitter matches */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2305 { 0,0,0, 0, 0,0,0, 0, NULL, BlitNtoN, 0 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2306 };
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
2307 static const struct blit_table normal_blit_3[] = {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2308 /* Default for 24-bit RGB source, never optimized */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2309 { 0,0,0, 0, 0,0,0, 0, NULL, BlitNtoN, 0 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2310 };
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
2311 static const struct blit_table normal_blit_4[] = {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2312 #ifdef USE_ASMBLIT
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2313 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000F800,0x000007E0,0x0000001F,
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents: 431
diff changeset
2314 1, ConvertMMXpII32_16RGB565, ConvertMMX, NO_ALPHA },
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2315 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000F800,0x000007E0,0x0000001F,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2316 0, ConvertX86p32_16RGB565, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2317 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000001F,0x000007E0,0x0000F800,
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents: 431
diff changeset
2318 1, ConvertMMXpII32_16BGR565, ConvertMMX, NO_ALPHA },
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2319 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000001F,0x000007E0,0x0000F800,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2320 0, ConvertX86p32_16BGR565, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2321 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x00007C00,0x000003E0,0x0000001F,
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents: 431
diff changeset
2322 1, ConvertMMXpII32_16RGB555, ConvertMMX, NO_ALPHA },
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2323 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x00007C00,0x000003E0,0x0000001F,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2324 0, ConvertX86p32_16RGB555, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2325 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000001F,0x000003E0,0x00007C00,
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents: 431
diff changeset
2326 1, ConvertMMXpII32_16BGR555, ConvertMMX, NO_ALPHA },
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2327 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000001F,0x000003E0,0x00007C00,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2328 0, ConvertX86p32_16BGR555, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2329 { 0x00FF0000,0x0000FF00,0x000000FF, 3, 0x00FF0000,0x0000FF00,0x000000FF,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2330 0, ConvertX86p32_24RGB888, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2331 { 0x00FF0000,0x0000FF00,0x000000FF, 3, 0x000000FF,0x0000FF00,0x00FF0000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2332 0, ConvertX86p32_24BGR888, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2333 { 0x00FF0000,0x0000FF00,0x000000FF, 4, 0x000000FF,0x0000FF00,0x00FF0000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2334 0, ConvertX86p32_32BGR888, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2335 { 0x00FF0000,0x0000FF00,0x000000FF, 4, 0xFF000000,0x00FF0000,0x0000FF00,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2336 0, ConvertX86p32_32RGBA888, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2337 { 0x00FF0000,0x0000FF00,0x000000FF, 4, 0x0000FF00,0x00FF0000,0xFF000000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2338 0, ConvertX86p32_32BGRA888, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2339 #else
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2340 #ifdef USE_ALTIVEC_BLITTERS
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2341 /* has-altivec | dont-use-prefetch */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2342 { 0x00000000,0x00000000,0x00000000, 4, 0x00000000,0x00000000,0x00000000,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2343 6, NULL, ConvertAltivec32to32_noprefetch, NO_ALPHA | COPY_ALPHA | SET_ALPHA },
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2344 /* has-altivec */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2345 { 0x00000000,0x00000000,0x00000000, 4, 0x00000000,0x00000000,0x00000000,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2346 2, NULL, ConvertAltivec32to32_prefetch, NO_ALPHA | COPY_ALPHA | SET_ALPHA },
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2347 /* has-altivec */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2348 { 0x00000000,0x00000000,0x00000000, 2, 0x0000F800,0x000007E0,0x0000001F,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2349 2, NULL, Blit_RGB888_RGB565Altivec, NO_ALPHA },
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2350 #endif
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2351 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000F800,0x000007E0,0x0000001F,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2352 0, NULL, Blit_RGB888_RGB565, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2353 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x00007C00,0x000003E0,0x0000001F,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2354 0, NULL, Blit_RGB888_RGB555, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2355 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2356 /* Default for 32-bit RGB source, used if no other blitter matches */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2357 { 0,0,0, 0, 0,0,0, 0, NULL, BlitNtoN, 0 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2358 };
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
2359 static const struct blit_table *normal_blit[] = {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2360 normal_blit_1, normal_blit_2, normal_blit_3, normal_blit_4
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2361 };
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2362
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2363 /* Mask matches table, or table entry is zero */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2364 #define MASKOK(x, y) (((x) == (y)) || ((y) == 0x00000000))
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2365
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2366 SDL_loblit SDL_CalculateBlitN(SDL_Surface *surface, int blit_index)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2367 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2368 struct private_swaccel *sdata;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2369 SDL_PixelFormat *srcfmt;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2370 SDL_PixelFormat *dstfmt;
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
2371 const struct blit_table *table;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2372 int which;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2373 SDL_loblit blitfun;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2374
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2375 /* Set up data for choosing the blit */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2376 sdata = surface->map->sw_data;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2377 srcfmt = surface->format;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2378 dstfmt = surface->map->dst->format;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2379
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2380 if ( blit_index & 2 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2381 /* alpha or alpha+colorkey */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2382 return SDL_CalculateAlphaBlit(surface, blit_index);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2383 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2384
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2385 /* We don't support destinations less than 8-bits */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2386 if ( dstfmt->BitsPerPixel < 8 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2387 return(NULL);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2388 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2389
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2390 if(blit_index == 1) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2391 /* colorkey blit: Here we don't have too many options, mostly
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2392 because RLE is the preferred fast way to deal with this.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2393 If a particular case turns out to be useful we'll add it. */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2394
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2395 if(srcfmt->BytesPerPixel == 2
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2396 && surface->map->identity)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2397 return Blit2to2Key;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2398 else if(dstfmt->BytesPerPixel == 1)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2399 return BlitNto1Key;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2400 else {
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2401 #ifdef USE_ALTIVEC_BLITTERS
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2402 if((srcfmt->BytesPerPixel == 4) && (dstfmt->BytesPerPixel == 4) && SDL_HasAltiVec()) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2403 return Blit32to32KeyAltivec;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2404 } else
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2405 #endif
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2406
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2407 if(srcfmt->Amask && dstfmt->Amask)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2408 return BlitNtoNKeyCopyAlpha;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2409 else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2410 return BlitNtoNKey;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2411 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2412 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2413
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2414 blitfun = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2415 if ( dstfmt->BitsPerPixel == 8 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2416 /* We assume 8-bit destinations are palettized */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2417 if ( (srcfmt->BytesPerPixel == 4) &&
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2418 (srcfmt->Rmask == 0x00FF0000) &&
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2419 (srcfmt->Gmask == 0x0000FF00) &&
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2420 (srcfmt->Bmask == 0x000000FF) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2421 if ( surface->map->table ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2422 blitfun = Blit_RGB888_index8_map;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2423 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2424 #ifdef USE_ASMBLIT
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2425 sdata->aux_data = ConvertX86p32_8RGB332;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2426 blitfun = ConvertX86;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2427 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2428 blitfun = Blit_RGB888_index8;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2429 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2430 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2431 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2432 blitfun = BlitNto1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2433 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2434 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2435 /* Now the meat, choose the blitter we want */
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2436 int a_need = 0;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2437 if(dstfmt->Amask)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2438 a_need = srcfmt->Amask ? COPY_ALPHA : SET_ALPHA;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2439 table = normal_blit[srcfmt->BytesPerPixel-1];
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2440 for ( which=0; table[which].dstbpp; ++which ) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2441 if ( MASKOK(srcfmt->Rmask, table[which].srcR) &&
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2442 MASKOK(srcfmt->Gmask, table[which].srcG) &&
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2443 MASKOK(srcfmt->Bmask, table[which].srcB) &&
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2444 MASKOK(dstfmt->Rmask, table[which].dstR) &&
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2445 MASKOK(dstfmt->Gmask, table[which].dstG) &&
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2446 MASKOK(dstfmt->Bmask, table[which].dstB) &&
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2447 dstfmt->BytesPerPixel == table[which].dstbpp &&
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2448 (a_need & table[which].alpha) == a_need &&
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2449 ((table[which].blit_features & GetBlitFeatures()) == table[which].blit_features) )
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2450 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2451 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2452 sdata->aux_data = table[which].aux_data;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2453 blitfun = table[which].blitfunc;
1232
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2454
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2455 if(blitfun == BlitNtoN) { /* default C fallback catch-all. Slow! */
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2456 /* Fastpath C fallback: 32bit RGB<->RGBA blit with matching RGB */
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2457 if ( srcfmt->BytesPerPixel == 4 && dstfmt->BytesPerPixel == 4 &&
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2458 srcfmt->Rmask == dstfmt->Rmask &&
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2459 srcfmt->Gmask == dstfmt->Gmask &&
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2460 srcfmt->Bmask == dstfmt->Bmask ) {
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2461 blitfun = Blit4to4MaskAlpha;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2462 } else if ( a_need == COPY_ALPHA ) {
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2463 blitfun = BlitNtoNCopyAlpha;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2464 }
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2465 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2466 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2467
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2468 #ifdef DEBUG_ASM
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2469 #ifdef USE_ASMBLIT
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2470 if ( blitfun == ConvertMMX )
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2471 fprintf(stderr, "Using mmx blit\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2472 else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2473 if ( blitfun == ConvertX86 )
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2474 fprintf(stderr, "Using asm blit\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2475 else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2476 #endif
1224
f033d9589ca1 Debug code should check right function names.
Ryan C. Gordon <icculus@icculus.org>
parents: 1175
diff changeset
2477 if ( (blitfun == BlitNtoN) || (blitfun == BlitNto1) )
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2478 fprintf(stderr, "Using C blit\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2479 else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2480 fprintf(stderr, "Using optimized C blit\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2481 #endif /* DEBUG_ASM */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2482
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2483 return(blitfun);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2484 }