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

annotate src/video/riscos/SDL_riscosFullScreenVideo.c @ 4928:930614179450 SDL-1.2

Patch from Haiku's Google Code-In student Daniel Marth, fixes an off-by-one issue in bwindow.

author	Sam Lantinga <slouken@libsdl.org>
date	Fri, 03 Dec 2010 16:55:25 -0800
parents	a1b03ba2fcd0
children

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
4159 a1b03ba2fcd0 Updated copyright date Sam Lantinga <slouken@libsdl.org> parents: 1402 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 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	50 int flags; // mode selector flags, bit 0 = 1, bit 1-7 format specifier, 8-31 reserved
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	51 int x_pixels;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	52 int y_pixels;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	53 int pixel_depth; // 2^pixel_depth = bpp,i.e. 0 = 1, 1 = 2, 4 = 16, 5 = 32
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	54 int frame_rate; // -1 use first match
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	55 int mode_vars[5]; // array of index, value pairs terminated by -1
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 */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	65 static int FULLSCREEN_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	66 static int FULLSCREEN_FlipHWSurface(_THIS, SDL_Surface *surface);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	67 void FULLSCREEN_SetWMCaption(_THIS, const char title, const char icon);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	68 extern int RISCOS_GetWmInfo(_THIS, SDL_SysWMinfo *info);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	69
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	70 /* UpdateRects variants */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	71 static void FULLSCREEN_UpdateRects(_THIS, int numrects, SDL_Rect *rects);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	72 static void FULLSCREEN_UpdateRectsMemCpy(_THIS, int numrects, SDL_Rect *rects);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	73 static void FULLSCREEN_UpdateRects8bpp(_THIS, int numrects, SDL_Rect *rects);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	74 static void FULLSCREEN_UpdateRects16bpp(_THIS, int numrects, SDL_Rect *rects);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	75 static void FULLSCREEN_UpdateRects32bpp(_THIS, int numrects, SDL_Rect *rects);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	76 static void FULLSCREEN_UpdateRectsOS(_THIS, int numrects, SDL_Rect *rects);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	77
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	78 /* Local helper functions */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	79 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	80 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	81 void FULLSCREEN_SetWriteBank(int bank);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	82 void FULLSCREEN_SetDisplayBank(int bank);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	83 static void FULLSCREEN_DisableEscape();
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	84 static void FULLSCREEN_EnableEscape();
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	85 void FULLSCREEN_BuildModeList(_THIS);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	86
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	87 /* Following variable is set up in riskosTask.c */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	88 extern int riscos_backbuffer; /* Create a back buffer in system memory for full screen mode */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	89
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	90 /* 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	91 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	92
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	93 /* Fast assembler copy */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	94 extern void RISCOS_Put32(void to, int pixels, int pitch, int rows, 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	95
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	96 SDL_Surface FULLSCREEN_SetVideoMode(_THIS, SDL_Surface current,
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	97 int width, int height, int bpp, Uint32 flags)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	98 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	99 _kernel_swi_regs regs;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	100 Uint32 Rmask = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	101 Uint32 Gmask = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	102 Uint32 Bmask = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	103 int create_back_buffer = riscos_backbuffer;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	104
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	105 switch(bpp)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	106 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	107 case 8:
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	108 flags \|= SDL_HWPALETTE;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	109 break;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	110
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	111 case 15:
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	112 case 16:
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	113 Bmask = 0x00007c00;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	114 Gmask = 0x000003e0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	115 Rmask = 0x0000001f;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	116 break;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	117
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	118 case 32:
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	119 Bmask = 0x00ff0000;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	120 Gmask = 0x0000ff00;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	121 Rmask = 0x000000ff;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	122 break;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	123
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	124 default:
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	125 SDL_SetError("Pixel depth not supported");
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	126 return NULL;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	127 break;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	128 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	129
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	130 if (FULLSCREEN_SetMode(width, height, bpp) == 0)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	131 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	132 SDL_SetError("Couldn't set requested mode");
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	133 return (NULL);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	134 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	135
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	136 /* 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	137
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	138 /* Allocate the new pixel format for the screen */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	139 if ( ! SDL_ReallocFormat(current, bpp, Rmask, Gmask, Bmask, 0) ) {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	140 RISCOS_RestoreWimpMode();
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	141 SDL_SetError("Couldn't allocate new pixel format for requested mode");
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	142 return(NULL);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	143 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	144
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	145 /* Set up the new mode framebuffer */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	146 current->w = width;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	147 this->hidden->height = current->h = height;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	148
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	149 regs.r[0] = -1; /* -1 for current screen mode */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	150
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	151 /* Get screen width in bytes */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	152 regs.r[1] = 6; // Screen Width in bytes
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	153 _kernel_swi(OS_ReadModeVariable, &regs, &regs);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	154
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	155 current->pitch = regs.r[2];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	156
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	157 if (flags & SDL_DOUBLEBUF)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	158 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	159 regs.r[0] = 2; /* Screen area */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	160 _kernel_swi(OS_ReadDynamicArea, &regs, &regs);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	161
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	162 /* Reg 1 has amount of memory currently used for display */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	163 regs.r[0] = 2; /* Screen area */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	164 regs.r[1] = (current->pitch * height * 2) - regs.r[1];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	165 if (_kernel_swi(OS_ChangeDynamicArea, &regs, &regs) != NULL)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	166 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	167 /* Can't allocate enough screen memory for double buffer */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	168 flags &= ~SDL_DOUBLEBUF;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	169 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	170 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	171
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	172 current->flags = flags \| SDL_FULLSCREEN \| SDL_HWSURFACE \| SDL_PREALLOC;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	173
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	174
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	175 /* Need to set display banks here for double buffering */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	176 if (flags & SDL_DOUBLEBUF)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	177 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	178 FULLSCREEN_SetWriteBank(0);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	179 FULLSCREEN_SetDisplayBank(1);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	180
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	181 create_back_buffer = 0; /* Don't need a back buffer for a double buffered display */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	182 }
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 FULLSCREEN_SetupBanks(this);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	185
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	186 if (create_back_buffer)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	187 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: 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 */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	193 if (riscos_backbuffer == 3)
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	194 this->hidden->bank[0] = WIMP_CreateBuffer(width, height, bpp);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	195 else
1336 3692456e7b0f Use SDL_ prefixed versions of C library functions. Sam Lantinga <slouken@libsdl.org> parents: 1312 diff changeset	196 this->hidden->bank[0] = SDL_malloc(height * current->pitch);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	197 if (this->hidden->bank[0] == 0)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	198 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	199 RISCOS_RestoreWimpMode();
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	200 SDL_SetError("Couldnt allocate memory for back buffer");
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	201 return (NULL);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	202 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	203 /* Surface updated in programs is now a software surface */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	204 current->flags &= ~SDL_HWSURFACE;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	205 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	206
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	207 /* Store address of allocated screen bank to be freed later */
1336 3692456e7b0f Use SDL_ prefixed versions of C library functions. Sam Lantinga <slouken@libsdl.org> parents: 1312 diff changeset	208 if (this->hidden->alloc_bank) SDL_free(this->hidden->alloc_bank);
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	209 if (create_back_buffer)
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	210 {
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	211 this->hidden->alloc_bank = this->hidden->bank[0];
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	212 if (riscos_backbuffer == 3)
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	213 {
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	214 this->hidden->bank[0] += 60; /* Start of sprite data */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	215 if (bpp == 8) this->hidden->bank[0] += 2048; /* 8bpp sprite have palette first */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	216 }
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	217 } else
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	218 this->hidden->alloc_bank = 0;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	219
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	220 // Clear both banks to black
1336 3692456e7b0f Use SDL_ prefixed versions of C library functions. Sam Lantinga <slouken@libsdl.org> parents: 1312 diff changeset	221 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	222 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	223
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	224 this->hidden->current_bank = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	225 current->pixels = this->hidden->bank[0];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	226
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	227 /* 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	228 this->screen = current;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	229
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	230 /* Reset device functions for the wimp */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	231 FULLSCREEN_SetDeviceMode(this);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	232
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	233 /* FULLSCREEN_DisableEscape(); */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	234
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	235 /* We're done */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	236 return(current);
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
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	239 /* Reset any device functions that have been changed because we have run in WIMP mode */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	240 void FULLSCREEN_SetDeviceMode(_THIS)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	241 {
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	242 /* Update rects is different if we have a backbuffer */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	243
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	244 if (riscos_backbuffer && (this->screen->flags & SDL_DOUBLEBUF) == 0)
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	245 {
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	246 switch(riscos_backbuffer)
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	247 {
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	248 case 2: /* ARM code full word copy */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	249 switch(this->screen->format->BytesPerPixel)
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	250 {
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	251 case 1: /* 8bpp modes */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	252 this->UpdateRects = FULLSCREEN_UpdateRects8bpp;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	253 break;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	254 case 2: /* 15/16bpp modes */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	255 this->UpdateRects = FULLSCREEN_UpdateRects16bpp;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	256 break;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	257 case 4: /* 32 bpp modes */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	258 this->UpdateRects = FULLSCREEN_UpdateRects32bpp;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	259 break;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	260
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	261 default: /* Just default to the memcpy routine */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	262 this->UpdateRects = FULLSCREEN_UpdateRectsMemCpy;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	263 break;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	264 }
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	265 break;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	266
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	267 case 3: /* Use OS sprite plot routine */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	268 this->UpdateRects = FULLSCREEN_UpdateRectsOS;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	269 break;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	270
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	271 default: /* Old but safe memcpy */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	272 this->UpdateRects = FULLSCREEN_UpdateRectsMemCpy;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	273 break;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	274 }
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	275 } else
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	276 this->UpdateRects = FULLSCREEN_UpdateRects; /* Default do nothing implementation */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	277
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	278 this->SetColors = FULLSCREEN_SetColors;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	279
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	280 this->FlipHWSurface = FULLSCREEN_FlipHWSurface;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	281
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	282 this->SetCaption = FULLSCREEN_SetWMCaption;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	283 this->SetIcon = NULL;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	284 this->IconifyWindow = NULL;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	285
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	286 this->ShowWMCursor = RISCOS_ShowWMCursor;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	287 this->WarpWMCursor = FULLSCREEN_WarpWMCursor;
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 this->PumpEvents = FULLSCREEN_PumpEvents;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	290 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	291
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	292 /* Query for the list of available video modes */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	293 void FULLSCREEN_BuildModeList(_THIS)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	294 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	295 _kernel_swi_regs regs;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	296 char *enumInfo = NULL;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	297 char *enum_ptr;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	298 int *blockInfo;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	299 int j;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	300 int num_modes;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	301
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	302 /* Find out how much space we need */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	303 regs.r[0] = 2; /* Reason code */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	304 regs.r[2] = 0; /* Number of modes to skip */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	305 regs.r[6] = 0; /* pointer to block or 0 for count */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	306 regs.r[7] = 0; /* Size of block in bytes */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	307 _kernel_swi(OS_ScreenMode, &regs, &regs);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	308
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	309 num_modes = -regs.r[2];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	310
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	311 /* Video memory should be in r[5] */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	312 this->info.video_mem = regs.r[5]/1024;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	313
1336 3692456e7b0f Use SDL_ prefixed versions of C library functions. Sam Lantinga <slouken@libsdl.org> parents: 1312 diff changeset	314 enumInfo = (unsigned char *)SDL_malloc(-regs.r[7]);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	315 if (enumInfo == NULL)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	316 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	317 SDL_OutOfMemory();
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	318 return;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	319 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	320 /* Read mode information into block */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	321 regs.r[2] = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	322 regs.r[6] = (int)enumInfo;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	323 regs.r[7] = -regs.r[7];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	324 _kernel_swi(OS_ScreenMode, &regs, &regs);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	325
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	326 enum_ptr = enumInfo;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	327
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	328 for (j =0; j < num_modes;j++)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	329 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	330 blockInfo = (int *)enum_ptr;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	331 if ((blockInfo[1] & 255) == 1) /* We understand this format */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	332 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	333 switch(blockInfo[4])
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	334 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	335 case 3: /* 8 bits per pixel */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	336 FULLSCREEN_AddMode(this, 8, blockInfo[2], blockInfo[3]);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	337 break;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	338 case 4: /* 15 bits per pixel */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	339 FULLSCREEN_AddMode(this, 15, blockInfo[2], blockInfo[3]);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	340 break;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	341 case 5: /* 32 bits per pixel */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	342 FULLSCREEN_AddMode(this, 32, blockInfo[2], blockInfo[3]);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	343 break;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	344 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	345 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	346
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	347 enum_ptr += blockInfo[0];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	348 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	349
1336 3692456e7b0f Use SDL_ prefixed versions of C library functions. Sam Lantinga <slouken@libsdl.org> parents: 1312 diff changeset	350 SDL_free(enumInfo);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	351
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	352 /* Sort the mode lists */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	353 for ( j=0; j<NUM_MODELISTS; ++j ) {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	354 if ( SDL_nummodes[j] > 0 ) {
1338 604d73db6802 Removed uses of stdlib.h and string.h Sam Lantinga <slouken@libsdl.org> parents: 1336 diff changeset	355 SDL_qsort(SDL_modelist[j], SDL_nummodes[j], sizeof *SDL_modelist[j], cmpmodes);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	356 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	357 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	358 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	359
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	360 static int FULLSCREEN_FlipHWSurface(_THIS, SDL_Surface *surface)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	361 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	362 _kernel_swi_regs regs;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	363 regs.r[0] = 19;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	364
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	365 FULLSCREEN_SetDisplayBank(this->hidden->current_bank);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	366 this->hidden->current_bank ^= 1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	367 FULLSCREEN_SetWriteBank(this->hidden->current_bank);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	368 surface->pixels = this->hidden->bank[this->hidden->current_bank];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	369
1208 d90b362628ea From: "alan buckley" <alan_baa@hotmail.com> Sam Lantinga <slouken@libsdl.org> parents: 1035 diff changeset	370 /* Wait for Vsync */
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com> Sam Lantinga <slouken@libsdl.org> parents: 1035 diff changeset	371 _kernel_swi(OS_Byte, &regs, &regs);
d90b362628ea From: "alan buckley" <alan_baa@hotmail.com> Sam Lantinga <slouken@libsdl.org> parents: 1035 diff changeset	372
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	373 return(0);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	374 }
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 /* Nothing to do if we are writing direct to hardware */
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	377 static void FULLSCREEN_UpdateRects(_THIS, int numrects, SDL_Rect *rects)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	378 {
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	379 }
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	380
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	381 /* Safe but slower Memory copy from our allocated back buffer */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	382 static void FULLSCREEN_UpdateRectsMemCpy(_THIS, int numrects, SDL_Rect *rects)
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	383 {
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	384 int j;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	385 char to, from;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	386 int pitch = this->screen->pitch;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	387 int row;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	388 int xmult = this->screen->format->BytesPerPixel;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	389 for (j = 0; j < numrects; j++)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	390 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	391 from = this->hidden->bank[0] + rects->x * xmult + rects->y * pitch;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	392 to = this->hidden->bank[1] + rects->x * xmult + rects->y * pitch;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	393 for (row = 0; row < rects->h; row++)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	394 {
1336 3692456e7b0f Use SDL_ prefixed versions of C library functions. Sam Lantinga <slouken@libsdl.org> parents: 1312 diff changeset	395 SDL_memcpy(to, from, rects->w * xmult);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	396 from += pitch;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	397 to += pitch;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	398 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	399 rects++;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	400 }
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	401 }
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	402
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	403 /* 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	404 necessary to ensure the rectangle is word aligned. */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	405 static void FULLSCREEN_UpdateRects8bpp(_THIS, int numrects, SDL_Rect *rects)
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	406 {
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	407 int j;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	408 char to, from;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	409 int pitch = this->screen->pitch;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	410 int width_bytes;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	411 int src_skip_bytes;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	412
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	413 for (j = 0; j < numrects; j++)
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	414 {
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	415 from = this->hidden->bank[0] + rects->x + rects->y * pitch;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	416 to = this->hidden->bank[1] + rects->x + rects->y * pitch;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	417 width_bytes = rects->w;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	418 if ((int)from & 3)
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	419 {
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	420 int extra = ((int)from & 3);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	421 from -= extra;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	422 to -= extra;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	423 width_bytes += extra;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	424 }
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	425 if (width_bytes & 3) width_bytes += 4 - (width_bytes & 3);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	426 src_skip_bytes = pitch - width_bytes;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	427
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	428 RISCOS_Put32(to, (width_bytes >> 2), pitch, (int)rects->h, from, src_skip_bytes);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	429 rects++;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	430 }
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	431 }
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	432
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	433 /* 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	434 necessary to ensure the rectangle is word aligned. */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	435 static void FULLSCREEN_UpdateRects16bpp(_THIS, int numrects, SDL_Rect *rects)
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	436 {
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	437 int j;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	438 char to, from;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	439 int pitch = this->screen->pitch;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	440 int width_bytes;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	441 int src_skip_bytes;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	442
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	443 for (j = 0; j < numrects; j++)
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	444 {
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	445 from = this->hidden->bank[0] + (rects->x << 1) + rects->y * pitch;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	446 to = this->hidden->bank[1] + (rects->x << 1) + rects->y * pitch;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	447 width_bytes = (((int)rects->w) << 1);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	448 if ((int)from & 3)
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	449 {
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	450 from -= 2;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	451 to -= 2;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	452 width_bytes += 2;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	453 }
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	454 if (width_bytes & 3) width_bytes += 2;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	455 src_skip_bytes = pitch - width_bytes;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	456
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	457 RISCOS_Put32(to, (width_bytes >> 2), pitch, (int)rects->h, from, src_skip_bytes);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	458 rects++;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	459 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	460 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	461
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	462 /* Use optimized assembler memory copy. 32 bpp modes are always word aligned */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	463 static void FULLSCREEN_UpdateRects32bpp(_THIS, int numrects, SDL_Rect *rects)
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	464 {
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	465 int j;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	466 char to, from;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	467 int pitch = this->screen->pitch;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	468 int width;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	469
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	470 for (j = 0; j < numrects; j++)
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	471 {
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	472 from = this->hidden->bank[0] + (rects->x << 2) + rects->y * pitch;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	473 to = this->hidden->bank[1] + (rects->x << 2) + rects->y * pitch;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	474 width = (int)rects->w ;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	475
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	476 RISCOS_Put32(to, width, pitch, (int)rects->h, from, pitch - (width << 2));
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	477 rects++;
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
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	481 /* 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	482 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	483 so this prepares for it. */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	484 static void FULLSCREEN_UpdateRectsOS(_THIS, int numrects, SDL_Rect *rects)
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	485 {
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	486 _kernel_swi_regs regs;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	487 _kernel_oserror *err;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	488 int j;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	489 int y;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	490
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	491 regs.r[0] = 28 + 512;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	492 regs.r[1] = (unsigned int)this->hidden->alloc_bank;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	493 regs.r[2] = (unsigned int)this->hidden->alloc_bank+16;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	494 regs.r[5] = 0;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	495
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	496 for (j = 0; j < numrects; j++)
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	497 {
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	498 y = this->screen->h - rects->y; /* top of clipping region */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	499 _kernel_oswrch(24); /* Set graphics clip region */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	500 _kernel_oswrch((rects->x << this->hidden->xeig) & 0xFF); /* left */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	501 _kernel_oswrch(((rects->x << this->hidden->xeig) >> 8) & 0xFF);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	502 _kernel_oswrch(((y - rects->h) << this->hidden->yeig) & 0xFF); /* bottom */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	503 _kernel_oswrch((((y - rects->h) << this->hidden->yeig)>> 8) & 0xFF);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	504 _kernel_oswrch(((rects->x + rects->w - 1) << this->hidden->xeig) & 0xFF); /* right */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	505 _kernel_oswrch((((rects->x + rects->w - 1)<< this->hidden->xeig) >> 8) & 0xFF);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	506 _kernel_oswrch(((y-1) << this->hidden->yeig) & 0xFF); /* top */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	507 _kernel_oswrch((((y-1) << this->hidden->yeig) >> 8) & 0xFF);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	508
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	509 regs.r[3] = 0;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	510 regs.r[4] = 0;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	511
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	512 if ((err = _kernel_swi(OS_SpriteOp, &regs, &regs)) != 0)
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	513 {
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	514 printf("OS_SpriteOp failed \n%s\n",err->errmess);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	515 }
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	516
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	517 rects++;
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	518
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	519 /* Reset to full screen clipping */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	520 _kernel_oswrch(24); /* Set graphics clip region */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	521 _kernel_oswrch(0); /* left */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	522 _kernel_oswrch(0);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	523 _kernel_oswrch(0); /* bottom */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	524 _kernel_oswrch(0);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	525 _kernel_oswrch(((this->screen->w-1) << this->hidden->xeig) & 0xFF); /* right */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	526 _kernel_oswrch((((this->screen->w-1) << this->hidden->xeig) >> 8) & 0xFF);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	527 _kernel_oswrch(((this->screen->h-1) << this->hidden->yeig) & 0xFF); /* top */
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	528 _kernel_oswrch((((this->screen->h-1) << this->hidden->yeig) >> 8) & 0xFF);
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	529 }
974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	530 }
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
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	533 int FULLSCREEN_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	534 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	535 _kernel_swi_regs regs;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	536 int palette[256];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	537
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	538 regs.r[0] = -1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	539 regs.r[1] = -1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	540 regs.r[2] = (int)palette;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	541 regs.r[3] = 1024;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	542 regs.r[4] = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	543 _kernel_swi(ColourTrans_ReadPalette, &regs, &regs);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	544
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	545 while(ncolors--)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	546 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	547 palette[firstcolor] = ((colors->b) << 24) \| ((colors->g) << 16) \| ((colors->r) << 8);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	548 firstcolor++;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	549 colors++;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	550 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	551
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	552 regs.r[0] = -1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	553 regs.r[1] = -1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	554 regs.r[2] = (int)palette;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	555 regs.r[3] = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	556 regs.r[4] = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	557 _kernel_swi(ColourTrans_WritePalette, &regs, &regs);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	558
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	559 return(1);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	560 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	561
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 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	564 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	565 SDL_Rect a = (SDL_Rect **)va;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	566 SDL_Rect b = (SDL_Rect **)vb;
966 f72cc0c7305f Video modes are sorted width first, then height Sam Lantinga <slouken@libsdl.org> parents: 769 diff changeset	567 if(a->w == b->w)
f72cc0c7305f Video modes are sorted width first, then height Sam Lantinga <slouken@libsdl.org> parents: 769 diff changeset	568 return b->h - a->h;
f72cc0c7305f Video modes are sorted width first, then height Sam Lantinga <slouken@libsdl.org> parents: 769 diff changeset	569 else
f72cc0c7305f Video modes are sorted width first, then height Sam Lantinga <slouken@libsdl.org> parents: 769 diff changeset	570 return b->w - a->w;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	571 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	572
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	573 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	574 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	575 SDL_Rect *mode;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	576 int i, index;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	577 int next_mode;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	578
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	579 /* Check to see if we already have this mode */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	580 if ( bpp < 8 ) { /* Not supported */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	581 return(0);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	582 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	583 index = ((bpp+7)/8)-1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	584 for ( i=0; i<SDL_nummodes[index]; ++i ) {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	585 mode = SDL_modelist[index][i];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	586 if ( (mode->w == w) && (mode->h == h) ) {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	587 return(0);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	588 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	589 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	590
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	591 /* Set up the new video mode rectangle */
1336 3692456e7b0f Use SDL_ prefixed versions of C library functions. Sam Lantinga <slouken@libsdl.org> parents: 1312 diff changeset	592 mode = (SDL_Rect )SDL_malloc(sizeof mode);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	593 if ( mode == NULL ) {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	594 SDL_OutOfMemory();
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	595 return(-1);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	596 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	597 mode->x = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	598 mode->y = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	599 mode->w = w;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	600 mode->h = h;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	601
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	602 /* Allocate the new list of modes, and fill in the new mode */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	603 next_mode = SDL_nummodes[index];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	604 SDL_modelist[index] = (SDL_Rect **)
1336 3692456e7b0f Use SDL_ prefixed versions of C library functions. Sam Lantinga <slouken@libsdl.org> parents: 1312 diff changeset	605 SDL_realloc(SDL_modelist[index], (1+next_mode+1)sizeof(SDL_Rect ));
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	606 if ( SDL_modelist[index] == NULL ) {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	607 SDL_OutOfMemory();
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	608 SDL_nummodes[index] = 0;
1336 3692456e7b0f Use SDL_ prefixed versions of C library functions. Sam Lantinga <slouken@libsdl.org> parents: 1312 diff changeset	609 SDL_free(mode);
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	610 return(-1);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	611 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	612 SDL_modelist[index][next_mode] = mode;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	613 SDL_modelist[index][next_mode+1] = NULL;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	614 SDL_nummodes[index]++;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	615
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	616 return(0);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	617 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	618
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	619 void FULLSCREEN_SetWriteBank(int bank)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	620 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	621 _kernel_swi_regs regs;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	622 regs.r[0] = 112;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	623 regs.r[1] = bank+1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	624 _kernel_swi(OS_Byte, &regs, &regs);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	625 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	626
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	627 void FULLSCREEN_SetDisplayBank(int bank)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	628 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	629 _kernel_swi_regs regs;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	630 regs.r[0] = 113;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	631 regs.r[1] = bank+1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	632 _kernel_swi(OS_Byte, &regs, &regs);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	633 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	634
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	635
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	636 /** Disable special escape key processing */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	637 static void FULLSCREEN_DisableEscape()
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	638 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	639 _kernel_swi_regs regs;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	640 regs.r[0] = 229;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	641 regs.r[1] = 1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	642 regs.r[2] = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	643 _kernel_swi(OS_Byte, &regs, &regs);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	644
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	645 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	646
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	647 /** Enable special escape key processing */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	648 static void FULLSCREEN_EnableEscape()
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	649 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	650 _kernel_swi_regs regs;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	651 regs.r[0] = 229;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	652 regs.r[1] = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	653 regs.r[2] = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	654 _kernel_swi(OS_Byte, &regs, &regs);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	655
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	656 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	657
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	658 /** Store caption in case this is called before we create a window */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	659 void FULLSCREEN_SetWMCaption(_THIS, const char title, const char icon)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	660 {
1379 c0a74f199ecf Use only safe string functions Sam Lantinga <slouken@libsdl.org> parents: 1361 diff changeset	661 SDL_strlcpy(this->hidden->title, title, SDL_arraysize(this->hidden->title));
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	662 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	663
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	664 /* Set screen mode
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 * 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	667 */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	668
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	669 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	670 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	671 SCREENMODEBLOCK smb;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	672 _kernel_swi_regs regs;
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 smb.flags = 1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	675 smb.x_pixels = width;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	676 smb.y_pixels = height;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	677 smb.mode_vars[0] = -1;
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 switch(bpp)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	680 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	681 case 8:
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	682 smb.pixel_depth = 3;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	683 /* Note: Need to set ModeFlags to 128 and NColour variables to 255 get full 8 bit palette */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	684 smb.mode_vars[0] = 0; smb.mode_vars[1] = 128; /* Mode flags */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	685 smb.mode_vars[2] = 3; smb.mode_vars[3] = 255; /* NColour (number of colours -1) */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	686 smb.mode_vars[4] = -1; /* End of list */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	687 break;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	688
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	689 case 15:
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	690 case 16:
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	691 smb.pixel_depth = 4;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	692 break;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	693
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	694 case 32:
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	695 smb.pixel_depth = 5;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	696 break;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	697
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	698 default:
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	699 SDL_SetError("Pixel depth not supported");
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	700 return 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	701 break;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	702 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	703
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	704 smb.frame_rate = -1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	705
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	706 regs.r[0] = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	707 regs.r[1] = (int)&smb;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	708
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	709 if (_kernel_swi(OS_ScreenMode, &regs, &regs) != 0)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	710 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	711 SDL_SetError("Couldn't set requested mode");
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	712 return 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	713 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	714
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	715 /* Turn cursor off*/
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	716 _kernel_oswrch(23);_kernel_oswrch(1);_kernel_oswrch(0);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	717 _kernel_oswrch(0);_kernel_oswrch(0);_kernel_oswrch(0);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	718 _kernel_oswrch(0);_kernel_oswrch(0);_kernel_oswrch(0);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	719 _kernel_oswrch(0);_kernel_oswrch(0);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	720
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	721 return 1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	722 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	723
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	724 /* Get Start addresses for the screen banks */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	725 void FULLSCREEN_SetupBanks(_THIS)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	726 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	727 _kernel_swi_regs regs;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	728 int block[5];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	729 block[0] = 148; /* Write screen start */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	730 block[1] = 149; /* Display screen start */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	731 block[2] = 4; /* X eig factor */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	732 block[3] = 5; /* Y eig factor */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	733 block[4] = -1; /* End of list of variables to request */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	734
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	735 regs.r[0] = (int)block;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	736 regs.r[1] = (int)block;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	737 _kernel_swi(OS_ReadVduVariables, &regs, &regs);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	738
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	739 this->hidden->bank[0] = (void *)block[0];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	740 this->hidden->bank[1] = (void *)block[1];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	741 this->hidden->xeig = block[2];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	742 this->hidden->yeig = block[3];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	743 }
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	744
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	745 /* 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	746
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	747 int FULLSCREEN_ToggleFromWimp(_THIS)
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	748 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	749 int width = this->screen->w;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	750 int height = this->screen->h;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	751 int bpp = this->screen->format->BitsPerPixel;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	752
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	753 RISCOS_StoreWimpMode();
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	754 if (FULLSCREEN_SetMode(width, height, bpp))
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	755 {
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	756 char buffer = this->hidden->alloc_bank; / This is start of sprite data */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	757 /* Support back buffer mode only */
1035 974ba6ae0fa3 Date: Wed, 26 Jan 2005 13:37:09 GMT Sam Lantinga <slouken@libsdl.org> parents: 966 diff changeset	758 if (riscos_backbuffer == 0) riscos_backbuffer = 1;
630 550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	759
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	760 FULLSCREEN_SetupBanks(this);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	761
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	762 this->hidden->bank[0] = buffer + 60; /* Start of sprite data */
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	763 if (bpp == 8) this->hidden->bank[0] += 2048; /* 8bpp sprite have palette first */
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 this->hidden->current_bank = 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	766 this->screen->pixels = this->hidden->bank[0];
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	767
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	768 /* Copy back buffer to screen memory */
1336 3692456e7b0f Use SDL_ prefixed versions of C library functions. Sam Lantinga <slouken@libsdl.org> parents: 1312 diff changeset	769 SDL_memcpy(this->hidden->bank[1], this->hidden->bank[0], 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	770
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	771 FULLSCREEN_SetDeviceMode(this);
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	772 return 1;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	773 } else
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	774 RISCOS_RestoreWimpMode();
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	775
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	776 return 0;
550bccdf04bd Added initial support for RISC OS (thanks Peter Naulls!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	777 }

Mercurial > sdl-ios-xcode

annotate src/video/riscos/SDL_riscosFullScreenVideo.c @ 4928:930614179450 SDL-1.2