sdl-ios-xcode: src/video/riscos/SDL_riscosFullScreenVideo.c annotate

annotate src/video/riscos/SDL_riscosFullScreenVideo.c @ 2915:deb377097225

Fixed CPU feature detection on x86_64 platform (registers were being corrupted, causing crashes)

author	Sam Lantinga <slouken@libsdl.org>
date	Wed, 24 Dec 2008 13:13:38 +0000
parents	99210400e8b9
children	f7b03b6838cb

rev	line source
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1 /*
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	2 SDL - Simple DirectMedia Layer
2859 99210400e8b9 Updated copyright date Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	3 Copyright (C) 1997-2009 Sam Lantinga
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	4
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	5 This library is free software; you can redistribute it and/or
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	6 modify it under the terms of the GNU Library General Public
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	7 License as published by the Free Software Foundation; either
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	8 version 2 of the License, or (at your option) any later version.
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	9
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	10 This library is distributed in the hope that it will be useful,
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	11 but WITHOUT ANY WARRANTY; without even the implied warranty of
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	13 Library General Public License for more details.
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	14
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	15 You should have received a copy of the GNU Library General Public
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	16 License along with this library; if not, write to the Free
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	18
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	19 Sam Lantinga
1312 c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges) Sam Lantinga <slouken@libsdl.org> parents: 1208 diff changeset	20 slouken@libsdl.org
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	21 */
1402 d910939febfa Use consistent identifiers for the various platforms we support. Sam Lantinga <slouken@libsdl.org> parents: 1379 diff changeset	22 #include "SDL_config.h"
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	23
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	24 /*
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	25 File added by Alan Buckley (alan_baa@hotmail.com) for RISC OS compatability
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	26 27 March 2003
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	27
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	28 Implements RISC OS full screen display.
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	29 */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	30
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	31 #include "SDL_video.h"
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	32 #include "SDL_mouse.h"
1361 19418e4422cb New configure-based build system. Still work in progress, but much improved Sam Lantinga <slouken@libsdl.org> parents: 1358 diff changeset	33 #include "../SDL_sysvideo.h"
19418e4422cb New configure-based build system. Still work in progress, but much improved Sam Lantinga <slouken@libsdl.org> parents: 1358 diff changeset	34 #include "../SDL_pixels_c.h"
19418e4422cb New configure-based build system. Still work in progress, but much improved Sam Lantinga <slouken@libsdl.org> parents: 1358 diff changeset	35 #include "../../events/SDL_events_c.h"
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	36
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	37 #include "SDL_riscostask.h"
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	38 #include "SDL_riscosvideo.h"
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	39 #include "SDL_riscosevents_c.h"
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	40 #include "SDL_riscosmouse_c.h"
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	41
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	42 #include "kernel.h"
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	43 #include "swis.h"
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	44 #include "unixlib/os.h"
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	45 #include "unixlib/local.h"
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	46
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	47 /* Private structures */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	48 typedef struct tagScreenModeBlock
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	49 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	50 int flags; // mode selector flags, bit 0 = 1, bit 1-7 format specifier, 8-31 reserved
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	51 int x_pixels;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	52 int y_pixels;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	53 int pixel_depth; // 2^pixel_depth = bpp,i.e. 0 = 1, 1 = 2, 4 = 16, 5 = 32
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	54 int frame_rate; // -1 use first match
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	55 int mode_vars[5]; // array of index, value pairs terminated by -1
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	56 } SCREENMODEBLOCK;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	57
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	58
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	59 /* Helper functions */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	60 void FULLSCREEN_SetDeviceMode(_THIS);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	61 int FULLSCREEN_SetMode(int width, int height, int bpp);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	62 void FULLSCREEN_SetupBanks(_THIS);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	63
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	64 /* SDL video device functions for fullscreen mode */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	65 static int FULLSCREEN_SetColors(_THIS, int firstcolor, int ncolors,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	66 SDL_Color * colors);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	67 static int FULLSCREEN_FlipHWSurface(_THIS, SDL_Surface * surface);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	68 void FULLSCREEN_SetWMCaption(_THIS, const char title, const char icon);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	69 extern int RISCOS_GetWmInfo(_THIS, SDL_SysWMinfo * info);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	70
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	71 /* UpdateRects variants */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	72 static void FULLSCREEN_UpdateRects(_THIS, int numrects, SDL_Rect * rects);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	73 static void FULLSCREEN_UpdateRectsMemCpy(_THIS, int numrects,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	74 SDL_Rect * rects);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	75 static void FULLSCREEN_UpdateRects8bpp(_THIS, int numrects, SDL_Rect * rects);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	76 static void FULLSCREEN_UpdateRects16bpp(_THIS, int numrects,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	77 SDL_Rect * rects);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	78 static void FULLSCREEN_UpdateRects32bpp(_THIS, int numrects,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	79 SDL_Rect * rects);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	80 static void FULLSCREEN_UpdateRectsOS(_THIS, int numrects, SDL_Rect * rects);
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	81
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	82 /* Local helper functions */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	83 static int cmpmodes(const void va, const void vb);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	84 static int FULLSCREEN_AddMode(_THIS, int bpp, int w, int h);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	85 void FULLSCREEN_SetWriteBank(int bank);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	86 void FULLSCREEN_SetDisplayBank(int bank);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	87 static void FULLSCREEN_DisableEscape();
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	88 static void FULLSCREEN_EnableEscape();
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	89 void FULLSCREEN_BuildModeList(_THIS);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	90
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	91 /* Following variable is set up in riskosTask.c */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	92 extern int riscos_backbuffer; /* Create a back buffer in system memory for full screen mode */
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	93
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	94 /* Following is used to create a sprite back buffer */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	95 extern unsigned char *WIMP_CreateBuffer(int width, int height, int bpp);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	96
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	97 /* Fast assembler copy */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	98 extern void RISCOS_Put32(void *to, int pixels, int pitch, int rows,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	99 void *from, int src_skip_bytes);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	100
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	101 SDL_Surface *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	102 FULLSCREEN_SetVideoMode(_THIS, SDL_Surface * current,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	103 int width, int height, int bpp, Uint32 flags)
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	104 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	105 _kernel_swi_regs regs;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	106 Uint32 Rmask = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	107 Uint32 Gmask = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	108 Uint32 Bmask = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	109 int create_back_buffer = riscos_backbuffer;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	110
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	111 switch (bpp) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	112 case 8:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	113 flags \|= SDL_HWPALETTE;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	114 break;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	115
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	116 case 15:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	117 case 16:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	118 Bmask = 0x00007c00;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	119 Gmask = 0x000003e0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	120 Rmask = 0x0000001f;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	121 break;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	122
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	123 case 32:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	124 Bmask = 0x00ff0000;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	125 Gmask = 0x0000ff00;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	126 Rmask = 0x000000ff;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	127 break;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	128
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	129 default:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	130 SDL_SetError("Pixel depth not supported");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	131 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	132 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	133 }
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	134
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	135 if (FULLSCREEN_SetMode(width, height, bpp) == 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	136 SDL_SetError("Couldn't set requested mode");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	137 return (NULL);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	138 }
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	139
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	140 /* printf("Setting mode %dx%d\n", width, height); */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	141
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	142 /* Allocate the new pixel format for the screen */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	143 if (!SDL_ReallocFormat(current, bpp, Rmask, Gmask, Bmask, 0)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	144 RISCOS_RestoreWimpMode();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	145 SDL_SetError("Couldn't allocate new pixel format for requested mode");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	146 return (NULL);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	147 }
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	148
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	149 /* Set up the new mode framebuffer */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	150 current->w = width;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	151 this->hidden->height = current->h = height;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	152
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	153 regs.r[0] = -1; /* -1 for current screen mode */
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	154
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	155 /* Get screen width in bytes */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	156 regs.r[1] = 6; // Screen Width in bytes
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	157 _kernel_swi(OS_ReadModeVariable, &regs, &regs);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	158
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	159 current->pitch = regs.r[2];
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	160
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	161 if (flags & SDL_DOUBLEBUF) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	162 regs.r[0] = 2; /* Screen area */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	163 _kernel_swi(OS_ReadDynamicArea, &regs, &regs);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	164
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	165 /* Reg 1 has amount of memory currently used for display */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	166 regs.r[0] = 2; /* Screen area */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	167 regs.r[1] = (current->pitch * height * 2) - regs.r[1];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	168 if (_kernel_swi(OS_ChangeDynamicArea, &regs, &regs) != NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	169 /* Can't allocate enough screen memory for double buffer */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	170 flags &= ~SDL_DOUBLEBUF;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	171 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	172 }
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	173
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	174 current->flags = flags \| SDL_FULLSCREEN \| SDL_HWSURFACE \| SDL_PREALLOC;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	175
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	176
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	177 /* Need to set display banks here for double buffering */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	178 if (flags & SDL_DOUBLEBUF) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	179 FULLSCREEN_SetWriteBank(0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	180 FULLSCREEN_SetDisplayBank(1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	181
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	182 create_back_buffer = 0; /* Don't need a back buffer for a double buffered display */
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	183 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	184
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	185 FULLSCREEN_SetupBanks(this);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	186
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	187 if (create_back_buffer) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	188 /* If not double buffered we may need to create a memory
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	189 ** back buffer to simulate processing on other OSes.
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	190 ** This is turned on by setting the enviromental variable
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	191 ** SDL$<name>$BackBuffer >= 1
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	192 */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	193 if (riscos_backbuffer == 3)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	194 this->hidden->bank[0] = WIMP_CreateBuffer(width, height, bpp);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	195 else
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	196 this->hidden->bank[0] = SDL_malloc(height * current->pitch);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	197 if (this->hidden->bank[0] == 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	198 RISCOS_RestoreWimpMode();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	199 SDL_SetError("Couldnt allocate memory for back buffer");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	200 return (NULL);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	201 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	202 /* Surface updated in programs is now a software surface */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	203 current->flags &= ~SDL_HWSURFACE;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	204 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	205
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	206 /* Store address of allocated screen bank to be freed later */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	207 if (this->hidden->alloc_bank)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	208 SDL_free(this->hidden->alloc_bank);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	209 if (create_back_buffer) {
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	210 this->hidden->alloc_bank = this->hidden->bank[0];
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	211 if (riscos_backbuffer == 3) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	212 this->hidden->bank[0] += 60; /* Start of sprite data */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	213 if (bpp == 8)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	214 this->hidden->bank[0] += 2048; /* 8bpp sprite have palette first */
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	215 }
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	216 } else
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	217 this->hidden->alloc_bank = 0;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	218
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	219 // Clear both banks to black
1336 3692456e7b0f Use SDL_ prefixed versions of C library functions. Sam Lantinga <slouken@libsdl.org> parents: 1312 diff changeset	220 SDL_memset(this->hidden->bank[0], 0, height * current->pitch);
3692456e7b0f Use SDL_ prefixed versions of C library functions. Sam Lantinga <slouken@libsdl.org> parents: 1312 diff changeset	221 SDL_memset(this->hidden->bank[1], 0, height * current->pitch);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	222
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	223 this->hidden->current_bank = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	224 current->pixels = this->hidden->bank[0];
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	225
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	226 /* Have to set the screen here, so SetDeviceMode will pick it up */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	227 this->screen = current;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	228
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	229 /* Reset device functions for the wimp */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	230 FULLSCREEN_SetDeviceMode(this);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	231
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	232 /* FULLSCREEN_DisableEscape(); */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	233
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	234 /* We're done */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	235 return (current);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	236 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	237
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	238 /* Reset any device functions that have been changed because we have run in WIMP mode */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	239 void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	240 FULLSCREEN_SetDeviceMode(_THIS)
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	241 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	242 /* Update rects is different if we have a backbuffer */
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	243
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	244 if (riscos_backbuffer && (this->screen->flags & SDL_DOUBLEBUF) == 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	245 switch (riscos_backbuffer) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	246 case 2: /* ARM code full word copy */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	247 switch (this->screen->format->BytesPerPixel) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	248 case 1: /* 8bpp modes */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	249 this->UpdateRects = FULLSCREEN_UpdateRects8bpp;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	250 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	251 case 2: /* 15/16bpp modes */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	252 this->UpdateRects = FULLSCREEN_UpdateRects16bpp;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	253 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	254 case 4: /* 32 bpp modes */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	255 this->UpdateRects = FULLSCREEN_UpdateRects32bpp;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	256 break;
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	257
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	258 default: /* Just default to the memcpy routine */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	259 this->UpdateRects = FULLSCREEN_UpdateRectsMemCpy;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	260 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	261 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	262 break;
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	263
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	264 case 3: /* Use OS sprite plot routine */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	265 this->UpdateRects = FULLSCREEN_UpdateRectsOS;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	266 break;
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	267
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	268 default: /* Old but safe memcpy */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	269 this->UpdateRects = FULLSCREEN_UpdateRectsMemCpy;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	270 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	271 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	272 } else
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	273 this->UpdateRects = FULLSCREEN_UpdateRects; /* Default do nothing implementation */
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	274
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	275 this->SetColors = FULLSCREEN_SetColors;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	276
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	277 this->FlipHWSurface = FULLSCREEN_FlipHWSurface;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	278
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	279 this->SetCaption = FULLSCREEN_SetWMCaption;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	280 this->SetIcon = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	281 this->IconifyWindow = NULL;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	282
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	283 this->ShowWMCursor = RISCOS_ShowWMCursor;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	284 this->WarpWMCursor = FULLSCREEN_WarpWMCursor;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	285
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	286 this->PumpEvents = FULLSCREEN_PumpEvents;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	287 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	288
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	289 /* Query for the list of available video modes */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	290 void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	291 FULLSCREEN_BuildModeList(_THIS)
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	292 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	293 _kernel_swi_regs regs;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	294 char *enumInfo = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	295 char *enum_ptr;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	296 int *blockInfo;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	297 int j;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	298 int num_modes;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	299
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	300 /* Find out how much space we need */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	301 regs.r[0] = 2; /* Reason code */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	302 regs.r[2] = 0; /* Number of modes to skip */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	303 regs.r[6] = 0; /* pointer to block or 0 for count */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	304 regs.r[7] = 0; /* Size of block in bytes */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	305 _kernel_swi(OS_ScreenMode, &regs, &regs);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	306
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	307 num_modes = -regs.r[2];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	308
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	309 /* Video memory should be in r[5] */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	310 this->info.video_mem = regs.r[5] / 1024;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	311
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	312 enumInfo = (unsigned char *) SDL_malloc(-regs.r[7]);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	313 if (enumInfo == NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	314 SDL_OutOfMemory();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	315 return;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	316 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	317 /* Read mode information into block */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	318 regs.r[2] = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	319 regs.r[6] = (int) enumInfo;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	320 regs.r[7] = -regs.r[7];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	321 _kernel_swi(OS_ScreenMode, &regs, &regs);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	322
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	323 enum_ptr = enumInfo;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	324
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	325 for (j = 0; j < num_modes; j++) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	326 blockInfo = (int *) enum_ptr;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	327 if ((blockInfo[1] & 255) == 1) { /* We understand this format */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	328 switch (blockInfo[4]) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	329 case 3: /* 8 bits per pixel */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	330 FULLSCREEN_AddMode(this, 8, blockInfo[2], blockInfo[3]);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	331 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	332 case 4: /* 15 bits per pixel */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	333 FULLSCREEN_AddMode(this, 15, blockInfo[2], blockInfo[3]);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	334 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	335 case 5: /* 32 bits per pixel */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	336 FULLSCREEN_AddMode(this, 32, blockInfo[2], blockInfo[3]);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	337 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	338 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	339 }
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	340
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	341 enum_ptr += blockInfo[0];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	342 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	343
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	344 SDL_free(enumInfo);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	345
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	346 /* Sort the mode lists */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	347 for (j = 0; j < NUM_MODELISTS; ++j) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	348 if (SDL_nummodes[j] > 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	349 SDL_qsort(SDL_modelist[j], SDL_nummodes[j],
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	350 sizeof *SDL_modelist[j], cmpmodes);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	351 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	352 }
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	353 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	354
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	355 static int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	356 FULLSCREEN_FlipHWSurface(_THIS, SDL_Surface * surface)
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	357 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	358 _kernel_swi_regs regs;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	359 regs.r[0] = 19;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	360
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	361 FULLSCREEN_SetDisplayBank(this->hidden->current_bank);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	362 this->hidden->current_bank ^= 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	363 FULLSCREEN_SetWriteBank(this->hidden->current_bank);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	364 surface->pixels = this->hidden->bank[this->hidden->current_bank];
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	365
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	366 /* Wait for Vsync */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	367 _kernel_swi(OS_Byte, &regs, &regs);
1208 d90b362628ea From: "alan buckley" <alan_baa@hotmail.com> Sam Lantinga <slouken@libsdl.org> parents: 1035 diff changeset	368
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	369 return (0);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	370 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	371
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	372 /* Nothing to do if we are writing direct to hardware */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	373 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	374 FULLSCREEN_UpdateRects(_THIS, int numrects, SDL_Rect * rects)
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	375 {
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	376 }
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	377
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	378 /* Safe but slower Memory copy from our allocated back buffer */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	379 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	380 FULLSCREEN_UpdateRectsMemCpy(_THIS, int numrects, SDL_Rect * rects)
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	381 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	382 int j;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	383 char to, from;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	384 int pitch = this->screen->pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	385 int row;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	386 int xmult = this->screen->format->BytesPerPixel;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	387 for (j = 0; j < numrects; j++) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	388 from = this->hidden->bank[0] + rects->x * xmult + rects->y * pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	389 to = this->hidden->bank[1] + rects->x * xmult + rects->y * pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	390 for (row = 0; row < rects->h; row++) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	391 SDL_memcpy(to, from, rects->w * xmult);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	392 from += pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	393 to += pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	394 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	395 rects++;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	396 }
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	397 }
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	398
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	399 /* Use optimized assembler memory copy. Deliberately copies extra columns if
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	400 necessary to ensure the rectangle is word aligned. */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	401 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	402 FULLSCREEN_UpdateRects8bpp(_THIS, int numrects, SDL_Rect * rects)
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	403 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	404 int j;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	405 char to, from;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	406 int pitch = this->screen->pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	407 int width_bytes;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	408 int src_skip_bytes;
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	409
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	410 for (j = 0; j < numrects; j++) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	411 from = this->hidden->bank[0] + rects->x + rects->y * pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	412 to = this->hidden->bank[1] + rects->x + rects->y * pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	413 width_bytes = rects->w;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	414 if ((int) from & 3) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	415 int extra = ((int) from & 3);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	416 from -= extra;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	417 to -= extra;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	418 width_bytes += extra;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	419 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	420 if (width_bytes & 3)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	421 width_bytes += 4 - (width_bytes & 3);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	422 src_skip_bytes = pitch - width_bytes;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	423
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	424 RISCOS_Put32(to, (width_bytes >> 2), pitch, (int) rects->h, from,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	425 src_skip_bytes);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	426 rects++;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	427 }
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	428 }
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	429
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	430 /* Use optimized assembler memory copy. Deliberately copies extra columns if
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	431 necessary to ensure the rectangle is word aligned. */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	432 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	433 FULLSCREEN_UpdateRects16bpp(_THIS, int numrects, SDL_Rect * rects)
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	434 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	435 int j;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	436 char to, from;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	437 int pitch = this->screen->pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	438 int width_bytes;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	439 int src_skip_bytes;
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	440
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	441 for (j = 0; j < numrects; j++) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	442 from = this->hidden->bank[0] + (rects->x << 1) + rects->y * pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	443 to = this->hidden->bank[1] + (rects->x << 1) + rects->y * pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	444 width_bytes = (((int) rects->w) << 1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	445 if ((int) from & 3) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	446 from -= 2;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	447 to -= 2;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	448 width_bytes += 2;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	449 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	450 if (width_bytes & 3)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	451 width_bytes += 2;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	452 src_skip_bytes = pitch - width_bytes;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	453
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	454 RISCOS_Put32(to, (width_bytes >> 2), pitch, (int) rects->h, from,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	455 src_skip_bytes);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	456 rects++;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	457 }
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	458 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	459
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	460 /* Use optimized assembler memory copy. 32 bpp modes are always word aligned */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	461 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	462 FULLSCREEN_UpdateRects32bpp(_THIS, int numrects, SDL_Rect * rects)
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	463 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	464 int j;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	465 char to, from;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	466 int pitch = this->screen->pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	467 int width;
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	468
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	469 for (j = 0; j < numrects; j++) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	470 from = this->hidden->bank[0] + (rects->x << 2) + rects->y * pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	471 to = this->hidden->bank[1] + (rects->x << 2) + rects->y * pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	472 width = (int) rects->w;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	473
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	474 RISCOS_Put32(to, width, pitch, (int) rects->h, from,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	475 pitch - (width << 2));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	476 rects++;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	477 }
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	478 }
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	479
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	480 /* Use operating system sprite plots. Currently this is much slower than the
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	481 other variants however accelerated sprite plotting can be seen on the horizon
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	482 so this prepares for it. */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	483 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	484 FULLSCREEN_UpdateRectsOS(_THIS, int numrects, SDL_Rect * rects)
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	485 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	486 _kernel_swi_regs regs;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	487 _kernel_oserror *err;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	488 int j;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	489 int y;
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	490
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	491 regs.r[0] = 28 + 512;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	492 regs.r[1] = (unsigned int) this->hidden->alloc_bank;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	493 regs.r[2] = (unsigned int) this->hidden->alloc_bank + 16;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	494 regs.r[5] = 0;
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	495
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	496 for (j = 0; j < numrects; j++) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	497 y = this->screen->h - rects->y; /* top of clipping region */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	498 _kernel_oswrch(24); /* Set graphics clip region */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	499 _kernel_oswrch((rects->x << this->hidden->xeig) & 0xFF); /* left */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	500 _kernel_oswrch(((rects->x << this->hidden->xeig) >> 8) & 0xFF);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	501 _kernel_oswrch(((y - rects->h) << this->hidden->yeig) & 0xFF); /* bottom */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	502 _kernel_oswrch((((y - rects->h) << this->hidden->yeig) >> 8) & 0xFF);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	503 _kernel_oswrch(((rects->x + rects->w - 1) << this->hidden->xeig) & 0xFF); /* right */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	504 _kernel_oswrch((((rects->x + rects->w -
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	505 1) << this->hidden->xeig) >> 8) & 0xFF);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	506 _kernel_oswrch(((y - 1) << this->hidden->yeig) & 0xFF); /* top */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	507 _kernel_oswrch((((y - 1) << this->hidden->yeig) >> 8) & 0xFF);
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	508
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	509 regs.r[3] = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	510 regs.r[4] = 0;
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	511
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	512 if ((err = _kernel_swi(OS_SpriteOp, &regs, &regs)) != 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	513 printf("OS_SpriteOp failed \n%s\n", err->errmess);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	514 }
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	515
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	516 rects++;
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	517
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	518 /* Reset to full screen clipping */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	519 _kernel_oswrch(24); /* Set graphics clip region */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	520 _kernel_oswrch(0); /* left */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	521 _kernel_oswrch(0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	522 _kernel_oswrch(0); /* bottom */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	523 _kernel_oswrch(0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	524 _kernel_oswrch(((this->screen->w - 1) << this->hidden->xeig) & 0xFF); /* right */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	525 _kernel_oswrch((((this->screen->w -
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	526 1) << this->hidden->xeig) >> 8) & 0xFF);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	527 _kernel_oswrch(((this->screen->h - 1) << this->hidden->yeig) & 0xFF); /* top */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	528 _kernel_oswrch((((this->screen->h -
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	529 1) << this->hidden->yeig) >> 8) & 0xFF);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	530 }
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	531 }
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	532
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	533
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	534 int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	535 FULLSCREEN_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color * colors)
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	536 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	537 _kernel_swi_regs regs;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	538 int palette[256];
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	539
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	540 regs.r[0] = -1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	541 regs.r[1] = -1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	542 regs.r[2] = (int) palette;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	543 regs.r[3] = 1024;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	544 regs.r[4] = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	545 _kernel_swi(ColourTrans_ReadPalette, &regs, &regs);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	546
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	547 while (ncolors--) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	548 palette[firstcolor] =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	549 ((colors->b) << 24) \| ((colors->g) << 16) \| ((colors->r) << 8);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	550 firstcolor++;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	551 colors++;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	552 }
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	553
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	554 regs.r[0] = -1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	555 regs.r[1] = -1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	556 regs.r[2] = (int) palette;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	557 regs.r[3] = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	558 regs.r[4] = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	559 _kernel_swi(ColourTrans_WritePalette, &regs, &regs);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	560
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	561 return (1);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	562 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	563
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	564
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	565 static int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	566 cmpmodes(const void va, const void vb)
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	567 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	568 SDL_Rect a = (SDL_Rect **) va;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	569 SDL_Rect b = (SDL_Rect **) vb;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	570 if (a->w == b->w)
966 f72cc0c7305f Video modes are sorted width first, then height Sam Lantinga <slouken@libsdl.org> parents: 769 diff changeset	571 return b->h - a->h;
f72cc0c7305f Video modes are sorted width first, then height Sam Lantinga <slouken@libsdl.org> parents: 769 diff changeset	572 else
f72cc0c7305f Video modes are sorted width first, then height Sam Lantinga <slouken@libsdl.org> parents: 769 diff changeset	573 return b->w - a->w;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	574 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	575
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	576 static int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	577 FULLSCREEN_AddMode(_THIS, int bpp, int w, int h)
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	578 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	579 SDL_Rect *mode;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	580 int i, index;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	581 int next_mode;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	582
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	583 /* Check to see if we already have this mode */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	584 if (bpp < 8) { /* Not supported */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	585 return (0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	586 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	587 index = ((bpp + 7) / 8) - 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	588 for (i = 0; i < SDL_nummodes[index]; ++i) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	589 mode = SDL_modelist[index][i];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	590 if ((mode->w == w) && (mode->h == h)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	591 return (0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	592 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	593 }
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	594
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	595 /* Set up the new video mode rectangle */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	596 mode = (SDL_Rect ) SDL_malloc(sizeof mode);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	597 if (mode == NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	598 SDL_OutOfMemory();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	599 return (-1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	600 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	601 mode->x = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	602 mode->y = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	603 mode->w = w;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	604 mode->h = h;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	605
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	606 /* Allocate the new list of modes, and fill in the new mode */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	607 next_mode = SDL_nummodes[index];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	608 SDL_modelist[index] = (SDL_Rect **)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	609 SDL_realloc(SDL_modelist[index],
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	610 (1 + next_mode + 1) * sizeof(SDL_Rect *));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	611 if (SDL_modelist[index] == NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	612 SDL_OutOfMemory();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	613 SDL_nummodes[index] = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	614 SDL_free(mode);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	615 return (-1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	616 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	617 SDL_modelist[index][next_mode] = mode;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	618 SDL_modelist[index][next_mode + 1] = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	619 SDL_nummodes[index]++;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	620
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	621 return (0);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	622 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	623
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	624 void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	625 FULLSCREEN_SetWriteBank(int bank)
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	626 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	627 _kernel_swi_regs regs;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	628 regs.r[0] = 112;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	629 regs.r[1] = bank + 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	630 _kernel_swi(OS_Byte, &regs, &regs);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	631 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	632
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	633 void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	634 FULLSCREEN_SetDisplayBank(int bank)
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	635 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	636 _kernel_swi_regs regs;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	637 regs.r[0] = 113;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	638 regs.r[1] = bank + 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	639 _kernel_swi(OS_Byte, &regs, &regs);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	640 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	641
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	642
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	643 /** Disable special escape key processing */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	644 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	645 FULLSCREEN_DisableEscape()
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	646 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	647 _kernel_swi_regs regs;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	648 regs.r[0] = 229;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	649 regs.r[1] = 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	650 regs.r[2] = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	651 _kernel_swi(OS_Byte, &regs, &regs);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	652
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	653 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	654
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	655 /** Enable special escape key processing */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	656 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	657 FULLSCREEN_EnableEscape()
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	658 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	659 _kernel_swi_regs regs;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	660 regs.r[0] = 229;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	661 regs.r[1] = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	662 regs.r[2] = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	663 _kernel_swi(OS_Byte, &regs, &regs);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	664
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	665 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	666
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	667 /** Store caption in case this is called before we create a window */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	668 void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	669 FULLSCREEN_SetWMCaption(_THIS, const char title, const char icon)
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	670 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	671 SDL_strlcpy(this->hidden->title, title,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	672 SDL_arraysize(this->hidden->title));
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	673 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	674
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	675 /* Set screen mode
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	676 *
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	677 * Returns 1 if mode is set ok, otherwise 0
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	678 */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	679
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	680 int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	681 FULLSCREEN_SetMode(int width, int height, int bpp)
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	682 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	683 SCREENMODEBLOCK smb;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	684 _kernel_swi_regs regs;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	685
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	686 smb.flags = 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	687 smb.x_pixels = width;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	688 smb.y_pixels = height;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	689 smb.mode_vars[0] = -1;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	690
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	691 switch (bpp) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	692 case 8:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	693 smb.pixel_depth = 3;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	694 /* Note: Need to set ModeFlags to 128 and NColour variables to 255 get full 8 bit palette */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	695 smb.mode_vars[0] = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	696 smb.mode_vars[1] = 128; /* Mode flags */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	697 smb.mode_vars[2] = 3;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	698 smb.mode_vars[3] = 255; /* NColour (number of colours -1) */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	699 smb.mode_vars[4] = -1; /* End of list */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	700 break;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	701
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	702 case 15:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	703 case 16:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	704 smb.pixel_depth = 4;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	705 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	706
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	707 case 32:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	708 smb.pixel_depth = 5;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	709 break;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	710
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	711 default:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	712 SDL_SetError("Pixel depth not supported");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	713 return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	714 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	715 }
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	716
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	717 smb.frame_rate = -1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	718
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	719 regs.r[0] = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	720 regs.r[1] = (int) &smb;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	721
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	722 if (_kernel_swi(OS_ScreenMode, &regs, &regs) != 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	723 SDL_SetError("Couldn't set requested mode");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	724 return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	725 }
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	726
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	727 /* Turn cursor off */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	728 _kernel_oswrch(23);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	729 _kernel_oswrch(1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	730 _kernel_oswrch(0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	731 _kernel_oswrch(0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	732 _kernel_oswrch(0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	733 _kernel_oswrch(0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	734 _kernel_oswrch(0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	735 _kernel_oswrch(0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	736 _kernel_oswrch(0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	737 _kernel_oswrch(0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	738 _kernel_oswrch(0);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	739
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	740 return 1;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	741 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	742
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	743 /* Get Start addresses for the screen banks */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	744 void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	745 FULLSCREEN_SetupBanks(_THIS)
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	746 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	747 _kernel_swi_regs regs;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	748 int block[5];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	749 block[0] = 148; /* Write screen start */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	750 block[1] = 149; /* Display screen start */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	751 block[2] = 4; /* X eig factor */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	752 block[3] = 5; /* Y eig factor */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	753 block[4] = -1; /* End of list of variables to request */
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	754
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	755 regs.r[0] = (int) block;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	756 regs.r[1] = (int) block;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	757 _kernel_swi(OS_ReadVduVariables, &regs, &regs);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	758
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	759 this->hidden->bank[0] = (void *) block[0];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	760 this->hidden->bank[1] = (void *) block[1];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	761 this->hidden->xeig = block[2];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	762 this->hidden->yeig = block[3];
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	763 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	764
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	765 /* Toggle to full screen mode from the WIMP */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	766
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	767 int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	768 FULLSCREEN_ToggleFromWimp(_THIS)
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	769 {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	770 int width = this->screen->w;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	771 int height = this->screen->h;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	772 int bpp = this->screen->format->BitsPerPixel;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	773
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	774 RISCOS_StoreWimpMode();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	775 if (FULLSCREEN_SetMode(width, height, bpp)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	776 char buffer = this->hidden->alloc_bank; / This is start of sprite data */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	777 /* Support back buffer mode only */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	778 if (riscos_backbuffer == 0)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	779 riscos_backbuffer = 1;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	780
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	781 FULLSCREEN_SetupBanks(this);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	782
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	783 this->hidden->bank[0] = buffer + 60; /* Start of sprite data */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	784 if (bpp == 8)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	785 this->hidden->bank[0] += 2048; /* 8bpp sprite have palette first */
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	786
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	787 this->hidden->current_bank = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	788 this->screen->pixels = this->hidden->bank[0];
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	789
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	790 /* Copy back buffer to screen memory */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	791 SDL_memcpy(this->hidden->bank[1], this->hidden->bank[0],
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	792 width * height * this->screen->format->BytesPerPixel);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	793
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	794 FULLSCREEN_SetDeviceMode(this);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	795 return 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	796 } else
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	797 RISCOS_RestoreWimpMode();
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	798
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	799 return 0;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	800 }
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	801
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1402 diff changeset	802 /* vi: set ts=4 sw=4 expandtab: */

Mercurial > sdl-ios-xcode

annotate src/video/riscos/SDL_riscosFullScreenVideo.c @ 2915:deb377097225