annotate src/video/nds/SDL_ndsvideo.c @ 4396:f5d3f7fa071d SDL-1.2

1.2 pulseaudio: make some function pointers static.
author Ryan C. Gordon <icculus@icculus.org>
date Sun, 17 Jan 2010 05:17:59 +0000
parents a1b03ba2fcd0
children
rev   line source
3976
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1 /*
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2 SDL - Simple DirectMedia Layer
4159
a1b03ba2fcd0 Updated copyright date
Sam Lantinga <slouken@libsdl.org>
parents: 3977
diff changeset
3 Copyright (C) 1997-2009 Sam Lantinga
3976
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5 This library is free software; you can redistribute it and/or
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6 modify it under the terms of the GNU Lesser General Public
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
7 License as published by the Free Software Foundation; either
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
8 version 2.1 of the License, or (at your option) any later version.
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
9
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
10 This library is distributed in the hope that it will be useful,
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
13 Lesser General Public License for more details.
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
14
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
15 You should have received a copy of the GNU Lesser General Public
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
16 License along with this library; if not, write to the Free Software
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
18
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
19 Sam Lantinga
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
20 slouken@libsdl.org
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
21 */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
22 #include "SDL_config.h"
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
23
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
24 #include <nds.h>
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
25 #include <nds/registers_alt.h>
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
26 #include "SDL.h"
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
27 #include "SDL_error.h"
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
28 #include "SDL_video.h"
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
29 #include "SDL_mouse.h"
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
30 #include "../SDL_sysvideo.h"
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
31 #include "../SDL_pixels_c.h"
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
32 #include "../../events/SDL_events_c.h"
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
33
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
34 #include "SDL_ndsvideo.h"
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
35 #include "SDL_ndsevents_c.h"
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
36 #include "SDL_ndsmouse_c.h"
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
37
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
38 #define NDSVID_DRIVER_NAME "nds"
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
39
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
40 /* Initialization/Query functions */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
41 static int NDS_VideoInit(_THIS, SDL_PixelFormat *vformat);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
42 static SDL_Rect **NDS_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
43 static SDL_Surface *NDS_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
44 static int NDS_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
45 static void NDS_VideoQuit(_THIS);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
46
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
47 /* Hardware surface functions */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
48 static int NDS_AllocHWSurface(_THIS, SDL_Surface *surface);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
49 static int NDS_LockHWSurface(_THIS, SDL_Surface *surface);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
50 static int NDS_FlipHWSurface(_THIS, SDL_Surface *surface);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
51 static void NDS_UnlockHWSurface(_THIS, SDL_Surface *surface);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
52 static void NDS_FreeHWSurface(_THIS, SDL_Surface *surface);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
53
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
54 /* etc. */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
55 static void NDS_UpdateRects(_THIS, int numrects, SDL_Rect *rects);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
56
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
57 /* NDS driver bootstrap functions */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
58
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
59 static int NDS_Available(void)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
60 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
61 return(1);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
62 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
63
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
64 static void NDS_DeleteDevice(SDL_VideoDevice *device)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
65 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
66 SDL_free(device->hidden);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
67 SDL_free(device);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
68 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
69
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
70 void on_irq_vblank()
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
71 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
72 // Disable interrupts
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
73 //REG_IME = 0;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
74 scanKeys();
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
75
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
76 // VBLANK_INTR_WAIT_FLAGS |= IRQ_VBLANK;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
77 // REG_IF |= IRQ_VBLANK;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
78 //REG_IF = REG_IF;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
79
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
80 // Enable interrupts
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
81 //REG_IME = 1;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
82 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
83
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
84 static int HWAccelBlit(SDL_Surface *src, SDL_Rect *srcrect,
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
85 SDL_Surface *dst, SDL_Rect *dstrect)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
86 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
87 return 0;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
88 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
89
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
90 static int CheckHWBlit(_THIS, SDL_Surface *src, SDL_Surface *dst)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
91 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
92 if (src->flags & SDL_SRCALPHA) return false;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
93 if (src->flags & SDL_SRCCOLORKEY) return false;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
94 if (src->flags & SDL_HWPALETTE ) return false;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
95 if (dst->flags & SDL_SRCALPHA) return false;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
96 if (dst->flags & SDL_SRCCOLORKEY) return false;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
97 if (dst->flags & SDL_HWPALETTE ) return false;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
98
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
99 if (src->format->BitsPerPixel != dst->format->BitsPerPixel) return false;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
100 if (src->format->BytesPerPixel != dst->format->BytesPerPixel) return false;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
101
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
102 src->map->hw_blit = HWAccelBlit;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
103 return true;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
104 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
105
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
106 static SDL_VideoDevice *NDS_CreateDevice(int devindex)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
107 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
108 SDL_VideoDevice *device=0;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
109
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
110
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
111 /* Initialize all variables that we clean on shutdown */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
112 device = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice));
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
113 if ( device ) {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
114 SDL_memset(device, 0, (sizeof *device));
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
115 device->hidden = (struct SDL_PrivateVideoData *)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
116 SDL_malloc((sizeof *device->hidden));
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
117 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
118 if ( (device == NULL) || (device->hidden == NULL) ) {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
119 SDL_OutOfMemory();
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
120 if ( device ) {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
121 SDL_free(device);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
122 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
123 return(0);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
124 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
125 SDL_memset(device->hidden, 0, (sizeof *device->hidden));
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
126
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
127 /* Set the function pointers */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
128 device->VideoInit = NDS_VideoInit;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
129 device->ListModes = NDS_ListModes;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
130 device->SetVideoMode = NDS_SetVideoMode;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
131 device->CreateYUVOverlay = NULL;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
132 device->SetColors = NDS_SetColors;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
133 device->UpdateRects = NDS_UpdateRects;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
134 device->VideoQuit = NDS_VideoQuit;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
135 device->AllocHWSurface = NDS_AllocHWSurface;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
136 device->CheckHWBlit = CheckHWBlit;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
137 device->FillHWRect = NULL;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
138 device->SetHWColorKey = NULL;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
139 device->SetHWAlpha = NULL;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
140 device->LockHWSurface = NDS_LockHWSurface;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
141 device->UnlockHWSurface = NDS_UnlockHWSurface;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
142 device->FlipHWSurface = NDS_FlipHWSurface;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
143 device->FreeHWSurface = NDS_FreeHWSurface;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
144 device->SetCaption = NULL;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
145 device->SetIcon = NULL;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
146 device->IconifyWindow = NULL;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
147 device->GrabInput = NULL;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
148 device->GetWMInfo = NULL;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
149 device->InitOSKeymap = NDS_InitOSKeymap;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
150 device->PumpEvents = NDS_PumpEvents;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
151 device->info.blit_hw=1;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
152
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
153 device->free = NDS_DeleteDevice;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
154 return device;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
155 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
156
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
157 VideoBootStrap NDS_bootstrap = {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
158 NDSVID_DRIVER_NAME, "SDL NDS video driver",
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
159 NDS_Available, NDS_CreateDevice
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
160 };
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
161
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
162 u16* frontBuffer;// = (u16*)(0x06000000);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
163 u16* backBuffer;// = (u16*)(0x06000000 + 256 * 256 * 2);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
164 int NDS_VideoInit(_THIS, SDL_PixelFormat *vformat)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
165 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
166 //printf("WARNING: You are using the SDL NDS video driver!\n");
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
167
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
168 /* Determine the screen depth (use default 8-bit depth) */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
169 /* we change this during the SDL_SetVideoMode implementation... */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
170 vformat->BitsPerPixel = 16; // mode 3
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
171 vformat->BytesPerPixel = 2;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
172 vformat->Rmask = 0x0000f800;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
173 vformat->Gmask = 0x000007e0;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
174 vformat->Bmask = 0x0000001f;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
175 powerON(POWER_ALL);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
176 irqInit();
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
177 irqSet(IRQ_VBLANK, on_irq_vblank);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
178 irqEnable(IRQ_VBLANK);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
179
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
180 //set the mode for 2 text layers and two extended background layers
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
181 //videoSetMode(MODE_5_2D | DISPLAY_BG3_ACTIVE);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
182 videoSetMode(MODE_6_2D| DISPLAY_BG2_ACTIVE);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
183
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
184 //set the sub background up for text display (we could just print to one
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
185 //of the main display text backgrounds just as easily
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
186 videoSetModeSub(MODE_0_2D | DISPLAY_BG0_ACTIVE); //sub bg 0 will be used to print text
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
187
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
188 //set the first two banks as background memory and the third as sub background memory
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
189 //D is not used..if you need a bigger background then you will need to map
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
190 //more vram banks consecutivly (VRAM A-D are all 0x20000 bytes in size)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
191 //vramSetMainBanks(VRAM_A_MAIN_BG_0x6000000, VRAM_B_MAIN_BG_0x6020000,VRAM_C_SUB_BG , VRAM_D_LCD);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
192 vramSetMainBanks(VRAM_A_MAIN_BG,VRAM_B_MAIN_BG,VRAM_C_MAIN_BG,VRAM_D_MAIN_BG);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
193 //vramSetBankA(VRAM_A_MAIN_BG);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
194 //vramSetBankB(VRAM_B_MAIN_BG);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
195 //vramSetBankC(VRAM_C_MAIN_BG);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
196 //vramSetBankD(VRAM_D_MAIN_BG);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
197 //vramSetBankE(VRAM_E_MAIN_BG);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
198 //vramSetBankF(VRAM_F_MAIN_BG);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
199 //vramSetBankG(VRAM_G_MAIN_BG);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
200 vramSetBankH(VRAM_H_SUB_BG);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
201 vramSetBankI(VRAM_I_LCD);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
202
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
203 ////////////////set up text background for text/////////////////////
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
204 SUB_BG0_CR = BG_MAP_BASE(8);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
205
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
206 BG_PALETTE_SUB[255] = RGB15(31,31,31);//by default font will be rendered with color 255
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
207 ///////////////set up our bitmap background///////////////////////
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
208
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
209 //BG3_CR = BG_BMP16_512x512;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
210
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
211 //these are rotation backgrounds so you must set the rotation attributes:
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
212 //these are fixed point numbers with the low 8 bits the fractional part
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
213 //this basicaly gives it a 1:1 translation in x and y so you get a nice flat bitmap
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
214 /* BG3_XDX = 1<<8;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
215 BG3_XDY = 0;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
216 BG3_YDX = 0;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
217 BG3_YDY = 1<<8;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
218 //our bitmap looks a bit better if we center it so scroll down (256 - 192) / 2
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
219 BG3_CX = 0;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
220 BG3_CY = 0;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
221 */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
222 //consoleInit() is a lot more flexible but this gets you up and running quick
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
223 consoleInitDefault((u16*)SCREEN_BASE_BLOCK_SUB(8), (u16*)CHAR_BASE_BLOCK_SUB(0), 16);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
224
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
225
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
226 frontBuffer =(u16*)(0x06000000);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
227 //backBuffer =(u16*)(0x06000000 + 1024 * 512*2);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
228
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
229 //lcdSwap();
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
230 /* We're done! */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
231 return(0);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
232 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
233
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
234 SDL_Rect **NDS_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
235 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
236 return (SDL_Rect **) -1;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
237 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
238
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
239 SDL_Surface *NDS_SetVideoMode(_THIS, SDL_Surface *current,
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
240 int width, int height, int bpp, Uint32 flags)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
241 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
242 Uint32 Rmask, Gmask, Bmask, Amask;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
243
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
244 //if(width > 1024 || height > 512 || bpp > 16)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
245 // return(NULL);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
246
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
247 if(bpp >8) {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
248 bpp=16;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
249 Rmask = 0x0000001F;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
250 Gmask = 0x000003E0;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
251 Bmask = 0x00007C00;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
252 Amask = 0x00008000;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
253
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
254 videoSetMode(MODE_5_2D| DISPLAY_BG2_ACTIVE);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
255
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
256 vramSetMainBanks(VRAM_A_MAIN_BG,VRAM_B_MAIN_BG,VRAM_C_MAIN_BG,VRAM_D_MAIN_BG);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
257
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
258 BG2_CR = BG_BMP16_512x512;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
259 BG2_XDX = ((width / 256) << 8) | (width % 256) ;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
260 BG2_XDY = 0;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
261 BG2_YDX = 0;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
262 BG2_YDY = ((height / 192) << 8) | ((height % 192) + (height % 192) / 3) ;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
263 BG2_CX = 0;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
264 BG2_CY = 0;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
265 // for (i=0;i<256*192;i++)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
266 // frontBuffer[i] = RGB15(31,0,0)|BIT(15);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
267 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
268 else
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
269 if(bpp <= 8) {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
270 bpp=8;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
271 Rmask = 0x00000000;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
272 Gmask = 0x00000000;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
273 Bmask = 0x00000000;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
274 BG2_CR = BG_BMP8_1024x512;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
275 BG2_XDX = ((width / 256) << 8) | (width % 256) ;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
276 BG2_XDY = 0;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
277 BG2_YDX = 0;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
278 BG2_YDY = ((height / 192) << 8) | ((height % 192) + (height % 192) / 3) ;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
279
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
280 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
281 else
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
282 if(bpp < 15) bpp=15;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
283 if(width<=256) width=256;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
284 else
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
285 if(width<256) width=256;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
286 if(height<=192) height=192;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
287 else
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
288 if(height<192) height=192;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
289
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
290 if(bpp==8)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
291 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
292 if(width<256) width=256;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
293 if(height<192) height=192;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
294 this->hidden->ndsmode=4;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
295 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
296
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
297 if(bpp==15)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
298 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
299 if(width<256) this->hidden->ndsmode=5;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
300 else this->hidden->ndsmode=3;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
301 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
302
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
303 this->hidden->buffer= frontBuffer;//NDS_VRAM_BASE;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
304
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
305 //NDS_DISPCNT = NDS_DISP_MODE(this->hidden->ndsmode)|NDS_DISP_BG2;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
306
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
307 //fprintf(stderr,"Setting mode %dx%d (ndsmode %d)\n", width, height,this->hidden->ndsmode);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
308
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
309 // FIXME: How do I tell that 15 bits mode is 555?
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
310
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
311 SDL_memset(this->hidden->buffer, 0, 1024 * 512* ((this->hidden->ndsmode==4 || this->hidden->ndsmode==5) ? 2 : 1 ) * ((bpp+7) / 8));
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
312
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
313 /* Allocate the new pixel format for the screen */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
314 if ( ! SDL_ReallocFormat(current, bpp, Rmask, Gmask, Bmask, Amask) ) {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
315 this->hidden->buffer = NULL;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
316 SDL_SetError("Couldn't allocate new pixel format for requested mode");
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
317 return(NULL);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
318 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
319
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
320 /* Set up the new mode framebuffer */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
321 current->flags = flags | SDL_FULLSCREEN | SDL_HWSURFACE | (this->hidden->ndsmode > 0 ? SDL_DOUBLEBUF : 0);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
322 this->hidden->w = current->w = width;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
323 this->hidden->h = current->h = height;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
324 current->pixels = frontBuffer;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
325
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
326 if (flags & SDL_DOUBLEBUF) {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
327 this->hidden->secondbufferallocd=1;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
328 backBuffer=(u16*)SDL_malloc(1024*512*2);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
329 current->pixels = backBuffer;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
330 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
331 if(bpp==8)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
332 current->pitch =1024;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
333 else
3977
722db1bd733c Oops, 512x512 in 16 bit mode
Sam Lantinga <slouken@libsdl.org>
parents: 3976
diff changeset
334 current->pitch =512*2;
3976
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
335
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
336 /* We're done */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
337 return(current);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
338 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
339
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
340 static int NDS_AllocHWSurface(_THIS, SDL_Surface *surface)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
341 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
342 if(this->hidden->secondbufferallocd) {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
343 //printf("double double buffer alloc\n");
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
344 return -1;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
345 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
346 //if(this->hidden->ndsmode==3)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
347 //{
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
348 // printf("no 2nd buffer in mode3\n");
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
349 // return -1;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
350 //}
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
351 //printf("second buffer\n");
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
352 //this->hidden->secondbufferallocd=1;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
353 //backBuffer=(u16*)malloc(1024*512*2);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
354 //surface->pixels = backBuffer;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
355
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
356 return(0);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
357 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
358 static void NDS_FreeHWSurface(_THIS, SDL_Surface *surface)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
359 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
360 //free(backBuffer);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
361 this->hidden->secondbufferallocd=0;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
362 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
363 int z=0;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
364 /* We need to wait for vertical retrace on page flipped displays */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
365 static int NDS_LockHWSurface(_THIS, SDL_Surface *surface)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
366 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
367 /*
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
368 uint8* a = surface->pixels;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
369 int i,j;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
370 a += 5 * SCREEN_WIDTH + 5;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
371 for( i = 0; i < 195; ++i) {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
372 uint16* line = a + (SCREEN_WIDTH * i);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
373 for( j = 0; j < 158; ++j) {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
374 *line++ = RGB15(155,155,25);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
375 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
376 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
377 */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
378 //if (z <256)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
379 // BG_PALETTE[z++]=RGB15(255-z,z,255-z);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
380
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
381
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
382 return(0);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
383 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
384
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
385 static void NDS_UnlockHWSurface(_THIS, SDL_Surface *surface)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
386 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
387 return;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
388 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
389
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
390 static int NDS_FlipHWSurface(_THIS, SDL_Surface *surface)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
391 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
392 if(this->hidden->secondbufferallocd){
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
393 while(DISP_Y!=192);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
394 while(DISP_Y==192);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
395 //printf("flip");
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
396
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
397 dmaCopyAsynch(backBuffer,frontBuffer,1024*512);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
398 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
399 //printf("flip\n");
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
400 //u16* temp = surface->pixels;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
401 //surface->pixels = frontBuffer;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
402 //frontBuffer = temp;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
403 /* u8* vram=BG_GFX;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
404 int x,y;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
405 for(y = 0; y < 512; y++)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
406 dmaCopy(&frontBuffer[y*rects->w], &vram[y*512],512);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
407 //unsigned char buf;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
408
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
409 //printf("NDS_FlipHWSurface\n");
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
410 //printf("ptr now: 0x%x\n",surface->pixels);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
411
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
412 while(DISP_Y!=192);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
413 while(DISP_Y==192);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
414 //swap
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
415 u16* temp = frontBuffer;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
416 frontBuffer = backBuffer;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
417 backBuffer = temp;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
418
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
419 //flip
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
420 //base is 16KB and screen size is 256x256x2 (128KB)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
421 BG2_CR ^= BG_BMP_BASE( 512 / 16 ); */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
422 /*
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
423 if(surface->pixels == frontBuffer)//NDS_VRAM_BASE)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
424 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
425 while(DISP_Y!=192);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
426 while(DISP_Y==192);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
427 //swap
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
428 u16* temp = backBuffer;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
429 backBuffer = frontBuffer;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
430 frontBuffer = temp;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
431
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
432 //flip
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
433 //base is 16KB and screen size is 256x256x2 (128KB)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
434 BG3_CR ^= BG_BMP_BASE( 128 / 16 );
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
435 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
436 else
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
437 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
438
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
439 while(DISP_Y!=192);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
440 while(DISP_Y==192);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
441 //swap
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
442 u16* temp = frontBuffer;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
443 frontBuffer = backBuffer;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
444 backBuffer = temp;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
445
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
446 //flip
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
447 //base is 16KB and screen size is 256x256x2 (128KB)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
448 BG3_CR ^= BG_BMP_BASE( 128 / 16 );
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
449
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
450 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
451 */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
452 //printf("ptr then: 0x%x\n",surface->pixels);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
453
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
454 //printf("setting dispcnt to 0x%x\n",NDS_DISPCNT = NDS_DISP_MODE(this->hidden->ndsmode)|NDS_DISP_BG2| buf);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
455 return(0);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
456 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
457
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
458 static void NDS_UpdateRects(_THIS, int numrects, SDL_Rect *rects)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
459 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
460 //fprintf(stderr,"update\n");
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
461 /* do nothing. */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
462 //dmaCopy(frontBuffer,BG_GFX,512*512);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
463 /*
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
464 u8* vram=(u8*)BG_GFX;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
465 int x,y;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
466 for(y = 0; y < 512; y++)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
467 dmaCopy(&frontBuffer[y*rects->w], &vram[y*512],512);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
468 */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
469
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
470 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
471
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
472 int NDS_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
473 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
474 //printf("SetColors\n");
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
475 short r,g,b;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
476
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
477 if(this->hidden->ndsmode != 4)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
478 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
479 printf("This is not a palettized mode\n");
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
480 return -1;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
481 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
482
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
483 int i,j=firstcolor+ncolors;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
484 for(i=firstcolor;i<j;i++)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
485 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
486 r=colors[i].r>>3;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
487 g=colors[i].g>>3;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
488 b=colors[i].b>>3;
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
489 BG_PALETTE[i]=RGB15(r, g, b);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
490 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
491
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
492 return(0);
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
493 }
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
494
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
495 /* Note: If we are terminated, this could be called in the middle of
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
496 another SDL video routine -- notably UpdateRects.
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
497 */
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
498 void NDS_VideoQuit(_THIS)
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
499 {
8582c6a5ca16 Added initial support for Nintendo DS, based on the work by Troy Davis (GPF)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
500 }