Mercurial > sdl-ios-xcode

annotate src/video/xbios/SDL_xbios.c @ 1101:c8a51d169579

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Revert back screen centering when using c2p
author Patrice Mandin <patmandin@gmail.com>
date Thu, 21 Jul 2005 22:21:51 +0000
parents 5012b97142ac
children f0919504adfd
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2004 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Library General Public
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7 License as published by the Free Software Foundation; either
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8 version 2 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Library General Public License for more details.
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14
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15 You should have received a copy of the GNU Library General Public
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16 License along with this library; if not, write to the Free
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22
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23 #ifdef SAVE_RCSID
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24 static char rcsid =
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25 "@(#) $Id$";
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26 #endif
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27
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28 /*
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29 * Xbios SDL video driver
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30 *
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31 * Patrice Mandin
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32 */
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33
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34 #include <stdio.h>
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35 #include <stdlib.h>
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36 #include <string.h>
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37 #include <sys/stat.h>
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38 #include <unistd.h>
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39
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40 /* Mint includes */
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41 #include <mint/cookie.h>
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42 #include <mint/osbind.h>
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43 #include <mint/falcon.h>
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44
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45 #include "SDL.h"
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46 #include "SDL_error.h"
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47 #include "SDL_video.h"
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48 #include "SDL_mouse.h"
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49 #include "SDL_sysvideo.h"
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50 #include "SDL_pixels_c.h"
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51 #include "SDL_events_c.h"
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52
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53 #include "SDL_ataric2p_s.h"
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54 #include "SDL_atarievents_c.h"
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55 #include "SDL_atarimxalloc_c.h"
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56 #include "SDL_atarigl_c.h"
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57 #include "SDL_xbios.h"
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58 #include "SDL_xbios_blowup.h"
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59 #include "SDL_xbios_centscreen.h"
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60 #include "SDL_xbios_sb3.h"
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61
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62 #define XBIOS_VID_DRIVER_NAME "xbios"
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63
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64 /* Debug print info */
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65 #if 0
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66 #define DEBUG_PRINT(what) \
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67 { \
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68 printf what; \
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69 }
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70 #define DEBUG_VIDEO_XBIOS 1
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71 #else
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72 #define DEBUG_PRINT(what)
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73 #undef DEBUG_VIDEO_XBIOS
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74 #endif
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75
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76 /* Initialization/Query functions */
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77 static int XBIOS_VideoInit(_THIS, SDL_PixelFormat *vformat);
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78 static SDL_Rect **XBIOS_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags);
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79 static SDL_Surface *XBIOS_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags);
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80 static int XBIOS_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors);
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81 static void XBIOS_VideoQuit(_THIS);
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82
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83 /* Hardware surface functions */
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84 static int XBIOS_AllocHWSurface(_THIS, SDL_Surface *surface);
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85 static int XBIOS_LockHWSurface(_THIS, SDL_Surface *surface);
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86 static int XBIOS_FlipHWSurface(_THIS, SDL_Surface *surface);
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87 static void XBIOS_UnlockHWSurface(_THIS, SDL_Surface *surface);
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88 static void XBIOS_FreeHWSurface(_THIS, SDL_Surface *surface);
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89 static void XBIOS_UpdateRects(_THIS, int numrects, SDL_Rect *rects);
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90
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91 #ifdef HAVE_OPENGL
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92 /* OpenGL functions */
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93 static void XBIOS_GL_SwapBuffers(_THIS);
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94 #endif
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95
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96 /* To setup palette */
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97
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98 static unsigned short TT_palette[256];
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99 static unsigned long F30_palette[256];
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100
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101 /* Xbios driver bootstrap functions */
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102
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103 static int XBIOS_Available(void)
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104 {
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105 unsigned long cookie_vdo, cookie_mil, cookie_hade, cookie_scpn;
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106
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107 /* Milan/Hades Atari clones do not have an Atari video chip */
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108 if ( (Getcookie(C__MIL, &cookie_mil) == C_FOUND) ||
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109 (Getcookie(C_hade, &cookie_hade) == C_FOUND) ) {
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110 return 0;
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111 }
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112
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113 /* Cookie _VDO present ? if not, assume ST machine */
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114 if (Getcookie(C__VDO, &cookie_vdo) != C_FOUND) {
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115 cookie_vdo = VDO_ST << 16;
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116 }
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117
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118 /* Test if we have a monochrome monitor plugged in */
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119 switch( cookie_vdo >>16) {
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120 case VDO_ST:
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121 case VDO_STE:
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122 if ( Getrez() == (ST_HIGH>>8) )
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123 return 0;
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124 break;
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125 case VDO_TT:
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126 if ( (EgetShift() & ES_MODE) == TT_HIGH)
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127 return 0;
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128 break;
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129 case VDO_F30:
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130 if ( Montype() == MONITOR_MONO)
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131 return 0;
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132 if (Getcookie(C_SCPN, &cookie_scpn) == C_FOUND) {
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133 if (!SDL_XBIOS_SB3Usable((scpn_cookie_t *)cookie_scpn)) {
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134 return 0;
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135 }
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136 }
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137 break;
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parents:
diff changeset
138 default:
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parents:
diff changeset
139 return 0;
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parents:
diff changeset
140 }
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parents:
diff changeset
141
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diff changeset
142 return 1;
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parents:
diff changeset
143 }
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144
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parents:
diff changeset
145 static void XBIOS_DeleteDevice(SDL_VideoDevice *device)
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parents:
diff changeset
146 {
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parents:
diff changeset
147 free(device->hidden);
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diff changeset
148 free(device);
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parents:
diff changeset
149 }
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150
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diff changeset
151 static SDL_VideoDevice *XBIOS_CreateDevice(int devindex)
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152 {
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153 SDL_VideoDevice *device;
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154
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155 /* Initialize all variables that we clean on shutdown */
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diff changeset
156 device = (SDL_VideoDevice *)malloc(sizeof(SDL_VideoDevice));
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parents:
diff changeset
157 if ( device ) {
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parents:
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158 memset(device, 0, (sizeof *device));
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159 device->hidden = (struct SDL_PrivateVideoData *)
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160 malloc((sizeof *device->hidden));
989
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diff changeset
161 device->gl_data = (struct SDL_PrivateGLData *)
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diff changeset
162 malloc((sizeof *device->gl_data));
281
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163 }
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164 if ( (device == NULL) || (device->hidden == NULL) ) {
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165 SDL_OutOfMemory();
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
166 if ( device ) {
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Sam Lantinga <slouken@libsdl.org>
parents:
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167 free(device);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
168 }
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diff changeset
169 return(0);
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parents:
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170 }
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171 memset(device->hidden, 0, (sizeof *device->hidden));
989
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172 memset(device->gl_data, 0, sizeof(*device->gl_data));
281
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173
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174 /* Video functions */
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175 device->VideoInit = XBIOS_VideoInit;
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176 device->ListModes = XBIOS_ListModes;
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177 device->SetVideoMode = XBIOS_SetVideoMode;
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178 device->SetColors = XBIOS_SetColors;
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179 device->UpdateRects = NULL;
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180 device->VideoQuit = XBIOS_VideoQuit;
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181 device->AllocHWSurface = XBIOS_AllocHWSurface;
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182 device->LockHWSurface = XBIOS_LockHWSurface;
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183 device->UnlockHWSurface = XBIOS_UnlockHWSurface;
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184 device->FlipHWSurface = XBIOS_FlipHWSurface;
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185 device->FreeHWSurface = XBIOS_FreeHWSurface;
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186
978
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diff changeset
187 #ifdef HAVE_OPENGL
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188 /* OpenGL functions */
989
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diff changeset
189 device->GL_LoadLibrary = SDL_AtariGL_LoadLibrary;
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diff changeset
190 device->GL_GetProcAddress = SDL_AtariGL_GetProcAddress;
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diff changeset
191 device->GL_GetAttribute = SDL_AtariGL_GetAttribute;
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diff changeset
192 device->GL_MakeCurrent = SDL_AtariGL_MakeCurrent;
978
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diff changeset
193 device->GL_SwapBuffers = XBIOS_GL_SwapBuffers;
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194 #endif
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195
281
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196 /* Events */
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197 device->InitOSKeymap = Atari_InitOSKeymap;
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198 device->PumpEvents = Atari_PumpEvents;
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199
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200 device->free = XBIOS_DeleteDevice;
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diff changeset
201
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diff changeset
202 return device;
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parents:
diff changeset
203 }
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204
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parents:
diff changeset
205 VideoBootStrap XBIOS_bootstrap = {
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parents:
diff changeset
206 XBIOS_VID_DRIVER_NAME, "Atari Xbios driver",
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parents:
diff changeset
207 XBIOS_Available, XBIOS_CreateDevice
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diff changeset
208 };
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209
1042
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diff changeset
210 void SDL_XBIOS_AddMode(_THIS, Uint16 modecode, Uint16 width, Uint16 height,
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211 Uint16 depth, SDL_bool flags)
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212 {
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diff changeset
213 int i, curpos;
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214 xbiosmode_t *current_mode;
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215
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216 /* Check if mode already exists */
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diff changeset
217 if (XBIOS_modelist) {
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diff changeset
218 current_mode = XBIOS_modelist;
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diff changeset
219 for (i=0;i<XBIOS_nummodes; i++, current_mode++) {
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diff changeset
220 if (current_mode->width != width)
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diff changeset
221 continue;
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
222 if (current_mode->height != height)
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diff changeset
223 continue;
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
224 if (current_mode->depth != depth)
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diff changeset
225 continue;
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
226 return;
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
227 }
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
228 }
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
229
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
230 ++XBIOS_nummodes;
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diff changeset
231 XBIOS_modelist = (xbiosmode_t *) realloc(XBIOS_modelist, XBIOS_nummodes * sizeof(xbiosmode_t));
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diff changeset
232
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
233 /* Keep the list sorted: bpp, width, height */
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diff changeset
234 curpos=0;
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diff changeset
235
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
236 for(i=0; i<XBIOS_nummodes-1; i++) {
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parents: 1040
diff changeset
237 if (XBIOS_modelist[i].depth <= depth) {
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diff changeset
238 if (XBIOS_modelist[i].width < width) {
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diff changeset
239 break;
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
240 } else if (XBIOS_modelist[i].width == width) {
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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parents: 1040
diff changeset
241 if (XBIOS_modelist[i].height <= height) {
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
242 break;
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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parents: 1040
diff changeset
243 }
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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parents: 1040
diff changeset
244 }
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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parents: 1040
diff changeset
245 }
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
246 curpos++;
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diff changeset
247 }
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
248
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
249 /* Push remaining modes further */
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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parents: 1040
diff changeset
250 for(i=XBIOS_nummodes-1; i>curpos; i--) {
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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parents: 1040
diff changeset
251 memcpy(&XBIOS_modelist[i], &XBIOS_modelist[i-1], sizeof(xbiosmode_t));
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parents: 1040
diff changeset
252 }
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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parents: 1040
diff changeset
253
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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parents: 1040
diff changeset
254 XBIOS_modelist[curpos].number = modecode;
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parents: 1040
diff changeset
255 XBIOS_modelist[curpos].width = width;
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diff changeset
256 XBIOS_modelist[curpos].height = height;
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diff changeset
257 XBIOS_modelist[curpos].depth = depth;
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Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
258 XBIOS_modelist[curpos].doubleline = flags;
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parents: 1040
diff changeset
259 }
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
260
281
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
261 static int XBIOS_VideoInit(_THIS, SDL_PixelFormat *vformat)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
262 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
263 int i,j8,j16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
264 xbiosmode_t *current_mode;
1061
5023cde12cbd Add Falcon Centscreen extension support
Patrice Mandin <patmandin@gmail.com>
parents: 1043
diff changeset
265 unsigned long cookie_blow, cookie_scpn, cookie_cnts;
281
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
266
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
267 /* Initialize all variables that we clean on shutdown */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
268 memset (SDL_modelist, 0, sizeof(SDL_modelist));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
269
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
270 /* Cookie _VDO present ? if not, assume ST machine */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
271 if (Getcookie(C__VDO, &XBIOS_cvdo) != C_FOUND) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
272 XBIOS_cvdo = VDO_ST << 16;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
273 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
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parents:
diff changeset
274
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
275 /* Allocate memory for old palette */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
276 XBIOS_oldpalette = (void *)malloc(256*sizeof(long));
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
277 if ( !XBIOS_oldpalette ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
278 SDL_SetError("Unable to allocate memory for old palette\n");
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
279 return(-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
280 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
282 /* Initialize video mode list */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
283 /* and save current screen status (palette, screen address, video mode) */
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
284 XBIOS_nummodes = 0;
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
285 XBIOS_modelist = NULL;
1064
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
286 XBIOS_centscreen = SDL_FALSE;
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
287
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
288 switch (XBIOS_cvdo >>16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
289 case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
290 case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
291 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
292 short *oldpalette;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
293
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
294 SDL_XBIOS_AddMode(this, ST_LOW>>8,320,200,4,SDL_FALSE);
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
295
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
296 XBIOS_oldvbase=Physbase();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
297 XBIOS_oldvmode=Getrez();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
298 switch(XBIOS_oldvmode << 8) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
299 case ST_LOW:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
300 XBIOS_oldnumcol=16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
301 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
302 case ST_MED:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
303 XBIOS_oldnumcol=4;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
304 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
305 case ST_HIGH:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
306 XBIOS_oldnumcol=2;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
307 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
308 default:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
309 XBIOS_oldnumcol=0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
310 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
311 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
312
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
313 oldpalette= (short *) XBIOS_oldpalette;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
314 for (i=0;i<XBIOS_oldnumcol;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
315 *oldpalette++=Setcolor(i,-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
316 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
317
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
318 vformat->BitsPerPixel = 8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
319 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
320 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
321 case VDO_TT:
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
322
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
323 SDL_XBIOS_AddMode(this, TT_LOW,320,480,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
324 /* Software double-lined mode */
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
325 SDL_XBIOS_AddMode(this, TT_LOW,320,240,8,SDL_TRUE);
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
326
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
327 XBIOS_oldvbase=Logbase();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
328 XBIOS_oldvmode=EgetShift();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
329
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
330 switch(XBIOS_oldvmode & ES_MODE) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
331 case TT_LOW:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
332 XBIOS_oldnumcol=256;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
333 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
334 case ST_LOW:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
335 case TT_MED:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
336 XBIOS_oldnumcol=16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
337 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
338 case ST_MED:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
339 XBIOS_oldnumcol=4;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
340 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
341 case ST_HIGH:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
342 case TT_HIGH:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
343 XBIOS_oldnumcol=2;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
344 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
345 default:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
346 XBIOS_oldnumcol=0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
347 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
348 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
349 if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
350 EgetPalette(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
351 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
352
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
353 vformat->BitsPerPixel = 8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
354 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
355 case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
356 switch (Montype())
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
357 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
358 case MONITOR_MONO:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
359 /* Not usable */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
360 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
361 case MONITOR_RGB:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
362 case MONITOR_TV:
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
363 SDL_XBIOS_AddMode(this, BPS16|COL80|OVERSCAN|VERTFLAG,768,480,16,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
364 SDL_XBIOS_AddMode(this, BPS16|COL80|OVERSCAN,768,240,16,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
365 SDL_XBIOS_AddMode(this, BPS16|COL80|VERTFLAG,640,400,16,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
366 SDL_XBIOS_AddMode(this, BPS16|COL80,640,200,16,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
367 SDL_XBIOS_AddMode(this, BPS16|OVERSCAN|VERTFLAG,384,480,16,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
368 SDL_XBIOS_AddMode(this, BPS16|OVERSCAN,384,240,16,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
369 SDL_XBIOS_AddMode(this, BPS16|VERTFLAG,320,400,16,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
370 SDL_XBIOS_AddMode(this, BPS16,320,200,16,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
371 SDL_XBIOS_AddMode(this, BPS8|COL80|OVERSCAN|VERTFLAG,768,480,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
372 SDL_XBIOS_AddMode(this, BPS8|COL80|OVERSCAN,768,240,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
373 SDL_XBIOS_AddMode(this, BPS8|COL80|VERTFLAG,640,400,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
374 SDL_XBIOS_AddMode(this, BPS8|COL80,640,200,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
375 SDL_XBIOS_AddMode(this, BPS8|OVERSCAN|VERTFLAG,384,480,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
376 SDL_XBIOS_AddMode(this, BPS8|OVERSCAN,384,240,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
377 SDL_XBIOS_AddMode(this, BPS8|VERTFLAG,320,400,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
378 SDL_XBIOS_AddMode(this, BPS8,320,200,8,SDL_FALSE);
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
379 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
380 case MONITOR_VGA:
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
381 SDL_XBIOS_AddMode(this, BPS16,320,480,16,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
382 SDL_XBIOS_AddMode(this, BPS16|VERTFLAG,320,240,16,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
383 SDL_XBIOS_AddMode(this, BPS8|COL80,640,480,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
384 SDL_XBIOS_AddMode(this, BPS8|COL80|VERTFLAG,640,240,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
385 SDL_XBIOS_AddMode(this, BPS8,320,480,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
386 SDL_XBIOS_AddMode(this, BPS8|VERTFLAG,320,240,8,SDL_FALSE);
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
387 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
388 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
389 XBIOS_oldvbase=Logbase();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
390 XBIOS_oldvmode=Vsetmode(-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
391
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
392 XBIOS_oldnumcol= 1<< (1 << (XBIOS_oldvmode & NUMCOLS));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
393 if (XBIOS_oldnumcol > 256) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
394 XBIOS_oldnumcol = 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
395 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
396 if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
397 VgetRGB(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
398 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
399
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
400 vformat->BitsPerPixel = 16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
401
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
402 /* Keep vga/rvb, and pal/ntsc bits */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
403 current_mode = XBIOS_modelist;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
404 for (i=0;i<XBIOS_nummodes;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
405 Uint16 newvmode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
406
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
407 newvmode = current_mode->number;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
408 newvmode &= ~(VGA|PAL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
409 newvmode |= XBIOS_oldvmode & (VGA|PAL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
410 current_mode->number = newvmode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
411
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
412 current_mode++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
413 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
414
1064
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
415 /* Initialize BlowUp/SB3/Centscreen stuff if present */
1040
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents: 993
diff changeset
416 if (Getcookie(C_BLOW, &cookie_blow) == C_FOUND) {
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents: 993
diff changeset
417 SDL_XBIOS_BlowupInit(this, (blow_cookie_t *)cookie_blow);
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents: 993
diff changeset
418 } else if (Getcookie(C_SCPN, &cookie_scpn) == C_FOUND) {
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents: 993
diff changeset
419 SDL_XBIOS_SB3Init(this, (scpn_cookie_t *)cookie_scpn);
1061
5023cde12cbd Add Falcon Centscreen extension support
Patrice Mandin <patmandin@gmail.com>
parents: 1043
diff changeset
420 } else if (Getcookie(C_CNTS, &cookie_cnts) == C_FOUND) {
1064
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
421 XBIOS_oldvmode = SDL_XBIOS_CentscreenInit(this);
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
422 XBIOS_centscreen = SDL_TRUE;
1040
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents: 993
diff changeset
423 }
1064
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
424
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
425 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
426 }
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
427
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
428 current_mode = XBIOS_modelist;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
429 j8 = j16 = 0;
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
430 for (i=0; i<XBIOS_nummodes; i++, current_mode++) {
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
431 switch (current_mode->depth) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
432 case 4:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
433 case 8:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
434 SDL_modelist[0][j8] = malloc(sizeof(SDL_Rect));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
435 SDL_modelist[0][j8]->x = SDL_modelist[0][j8]->y = 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
436 SDL_modelist[0][j8]->w = current_mode->width;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
437 SDL_modelist[0][j8]->h = current_mode->height;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
438 XBIOS_videomodes[0][j8]=current_mode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
439 j8++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
440 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
441 case 16:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
442 SDL_modelist[1][j16] = malloc(sizeof(SDL_Rect));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
443 SDL_modelist[1][j16]->x = SDL_modelist[1][j16]->y = 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
444 SDL_modelist[1][j16]->w = current_mode->width;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
445 SDL_modelist[1][j16]->h = current_mode->height;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
446 XBIOS_videomodes[1][j16]=current_mode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
447 j16++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
448 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
449 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
450 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
451 SDL_modelist[0][j8] = NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
452 SDL_modelist[1][j16] = NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
453
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
454 XBIOS_screens[0]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
455 XBIOS_screens[1]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
456 XBIOS_shadowscreen=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
457
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
458 /* Update hardware info */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
459 this->info.hw_available = 1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
460 this->info.video_mem = (Uint32) Atari_SysMalloc(-1L, MX_STRAM);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
461
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
462 /* Init chunky to planar routine */
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
463 SDL_Atari_C2pConvert = SDL_Atari_C2pConvert8;
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
464
991
12b13601a544 Final touches to OSMesa OpenGL support on Atari, using loadable libraries. Hope SDL 1.2.8 is out soon.
Patrice Mandin <patmandin@gmail.com>
parents: 989
diff changeset
465 #ifdef HAVE_OPENGL
12b13601a544 Final touches to OSMesa OpenGL support on Atari, using loadable libraries. Hope SDL 1.2.8 is out soon.
Patrice Mandin <patmandin@gmail.com>
parents: 989
diff changeset
466 SDL_AtariGL_InitPointers(this);
12b13601a544 Final touches to OSMesa OpenGL support on Atari, using loadable libraries. Hope SDL 1.2.8 is out soon.
Patrice Mandin <patmandin@gmail.com>
parents: 989
diff changeset
467 #endif
12b13601a544 Final touches to OSMesa OpenGL support on Atari, using loadable libraries. Hope SDL 1.2.8 is out soon.
Patrice Mandin <patmandin@gmail.com>
parents: 989
diff changeset
468
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
469 /* We're done! */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
470 return(0);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
471 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
472
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
473 static SDL_Rect **XBIOS_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
474 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
475 /* 8 bits -> list 0 */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
476 /* 16 bits -> list 1 */
712
8be92df64b22 Finally bugfixed: the simpler the better
Patrice Mandin <patmandin@gmail.com>
parents: 711
diff changeset
477 if ((format->BitsPerPixel != 8) && (format->BitsPerPixel !=16)) {
711
8db4098e944b Severe bugfix: format->BitsPerPixel not checked in ListModes function
Patrice Mandin <patmandin@gmail.com>
parents: 598
diff changeset
478 return NULL;
8db4098e944b Severe bugfix: format->BitsPerPixel not checked in ListModes function
Patrice Mandin <patmandin@gmail.com>
parents: 598
diff changeset
479 }
8db4098e944b Severe bugfix: format->BitsPerPixel not checked in ListModes function
Patrice Mandin <patmandin@gmail.com>
parents: 598
diff changeset
480
712
8be92df64b22 Finally bugfixed: the simpler the better
Patrice Mandin <patmandin@gmail.com>
parents: 711
diff changeset
481 return(SDL_modelist[(format->BitsPerPixel)>>4]);
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
482 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
483
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
484 static void XBIOS_FreeBuffers(_THIS)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
485 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
486 int i;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
487
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
488 for (i=0;i<2;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
489 if (XBIOS_screensmem[i]!=NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
490 Mfree(XBIOS_screensmem[i]);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
491 XBIOS_screensmem[i]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
492 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
493 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
494
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
495 if (XBIOS_shadowscreen!=NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
496 Mfree(XBIOS_shadowscreen);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
497 XBIOS_shadowscreen=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
498 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
499 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
500
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
501 static SDL_Surface *XBIOS_SetVideoMode(_THIS, SDL_Surface *current,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
502 int width, int height, int bpp, Uint32 flags)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
503 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
504 int mode, new_depth;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
505 int i;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
506 xbiosmode_t *new_video_mode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
507 Uint32 new_screen_size;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
508 Uint32 modeflags;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
509
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
510 /* Free current buffers */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
511 XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
512
801
ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly
Patrice Mandin <patmandin@gmail.com>
parents: 797
diff changeset
513 /* Limit bpp */
ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly
Patrice Mandin <patmandin@gmail.com>
parents: 797
diff changeset
514 if (bpp>16) {
ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly
Patrice Mandin <patmandin@gmail.com>
parents: 797
diff changeset
515 bpp = 16;
ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly
Patrice Mandin <patmandin@gmail.com>
parents: 797
diff changeset
516 }
ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly
Patrice Mandin <patmandin@gmail.com>
parents: 797
diff changeset
517 bpp >>= 4;
ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly
Patrice Mandin <patmandin@gmail.com>
parents: 797
diff changeset
518
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
519 /* Search if the mode exists (width, height, bpp) */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
520 for ( mode=0; SDL_modelist[bpp][mode]; ++mode ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
521 if ( (SDL_modelist[bpp][mode]->w == width) &&
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
522 (SDL_modelist[bpp][mode]->h == height) ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
523
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
524 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
525 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
526 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
527 if ( SDL_modelist[bpp][mode] == NULL ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
528 SDL_SetError("Couldn't find requested mode in list");
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
529 return(NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
530 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
531
508
9ff7e90aaa94 Fixed gamma correction in Atari video drivers (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents: 319
diff changeset
532 modeflags = SDL_FULLSCREEN;
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
533
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
534 /* Allocate needed buffers: simple/double buffer and shadow surface */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
535 new_video_mode = XBIOS_videomodes[bpp][mode];
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
536 new_depth = new_video_mode->depth;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
537 if (new_depth == 4) {
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
538 SDL_Atari_C2pConvert = SDL_Atari_C2pConvert4;
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
539 new_depth=8;
1085
49d154d0c56e 4bits screen also has hardware palette
Patrice Mandin <patmandin@gmail.com>
parents: 1084
diff changeset
540 modeflags |= SDL_SWSURFACE|SDL_HWPALETTE;
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
541 } else if (new_depth == 8) {
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
542 SDL_Atari_C2pConvert = SDL_Atari_C2pConvert8;
508
9ff7e90aaa94 Fixed gamma correction in Atari video drivers (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents: 319
diff changeset
543 modeflags |= SDL_SWSURFACE|SDL_HWPALETTE;
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
544 } else {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
545 modeflags |= SDL_HWSURFACE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
546 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
547
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
548 new_screen_size = width * height * ((new_depth)>>3);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
549 new_screen_size += 256; /* To align on a 256 byte adress */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
550
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
551 if (new_depth == 8) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
552 XBIOS_shadowscreen = Atari_SysMalloc(new_screen_size, MX_PREFTTRAM);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
553
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
554 if (XBIOS_shadowscreen == NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
555 SDL_SetError("XBIOS_SetVideoMode: Not enough memory for shadow surface");
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
556 return (NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
557 }
287
e4bd0cf95506 From: Patrice Mandin <pmandin@caramail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 281
diff changeset
558 memset(XBIOS_shadowscreen, 0, new_screen_size);
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
559 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
560
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
561 /* Output buffer needs to be twice in size for the software double-line mode */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
562 XBIOS_doubleline = SDL_FALSE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
563 if (new_video_mode->doubleline) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
564 new_screen_size <<= 1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
565 XBIOS_doubleline = SDL_TRUE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
566 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
567
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
568 XBIOS_screensmem[0] = Atari_SysMalloc(new_screen_size, MX_STRAM);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
569
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
570 if (XBIOS_screensmem[0]==NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
571 XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
572 SDL_SetError("XBIOS_SetVideoMode: Not enough memory for video buffer");
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
573 return (NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
574 }
287
e4bd0cf95506 From: Patrice Mandin <pmandin@caramail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 281
diff changeset
575 memset(XBIOS_screensmem[0], 0, new_screen_size);
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
576
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
577 XBIOS_screens[0]=(void *) (( (long) XBIOS_screensmem[0]+256) & 0xFFFFFF00UL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
578
978
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
579 #ifdef HAVE_OPENGL
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
580 if (flags & SDL_OPENGL) {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
581 if (this->gl_config.double_buffer) {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
582 flags |= SDL_DOUBLEBUF;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
583 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
584 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
585 #endif
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
586
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
587 /* Double buffer ? */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
588 if (flags & SDL_DOUBLEBUF) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
589 XBIOS_screensmem[1] = Atari_SysMalloc(new_screen_size, MX_STRAM);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
590
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
591 if (XBIOS_screensmem[1]==NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
592 XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
593 SDL_SetError("XBIOS_SetVideoMode: Not enough memory for double buffer");
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
594 return (NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
595 }
287
e4bd0cf95506 From: Patrice Mandin <pmandin@caramail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 281
diff changeset
596 memset(XBIOS_screensmem[1], 0, new_screen_size);
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
597
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
598 XBIOS_screens[1]=(void *) (( (long) XBIOS_screensmem[1]+256) & 0xFFFFFF00UL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
599 modeflags |= SDL_DOUBLEBUF;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
600 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
601
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
602 /* Allocate the new pixel format for the screen */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
603 if ( ! SDL_ReallocFormat(current, new_depth, 0, 0, 0, 0) ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
604 XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
605 SDL_SetError("Couldn't allocate new pixel format for requested mode");
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
606 return(NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
607 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
608
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
609 current->w = XBIOS_width = width;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
610 current->h = XBIOS_height = height;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
611 current->pitch = (width * new_depth)>>3;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
612
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
613 /* this is for C2P conversion */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
614 XBIOS_pitch = (new_video_mode->width * new_video_mode->depth)>>3;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
615
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
616 if (new_depth == 8)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
617 current->pixels = XBIOS_shadowscreen;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
618 else
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
619 current->pixels = XBIOS_screens[0];
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
620
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
621 XBIOS_fbnum = 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
622
978
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
623 #ifdef HAVE_OPENGL
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
624 if (flags & SDL_OPENGL) {
989
475166d13b44 Factorize OSMesa OpenGL code for Atari drivers
Patrice Mandin <patmandin@gmail.com>
parents: 980
diff changeset
625 if (!SDL_AtariGL_Init(this, current)) {
978
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
626 XBIOS_FreeBuffers(this);
989
475166d13b44 Factorize OSMesa OpenGL code for Atari drivers
Patrice Mandin <patmandin@gmail.com>
parents: 980
diff changeset
627 SDL_SetError("Can not create OpenGL context");
475166d13b44 Factorize OSMesa OpenGL code for Atari drivers
Patrice Mandin <patmandin@gmail.com>
parents: 980
diff changeset
628 return NULL;
978
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
629 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
630
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
631 modeflags |= SDL_OPENGL;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
632 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
633 #endif
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
634
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
635 current->flags = modeflags;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
636
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
637 /* Now set the video mode */
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
638 #ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
639 Setscreen(-1,XBIOS_screens[0],-1);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
640 #endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
641
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
642 switch(XBIOS_cvdo >> 16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
643 case VDO_ST:
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
644 #ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
645 Setscreen(-1,-1,new_video_mode->number);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
646 #endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
647 /* Reset palette */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
648 for (i=0;i<16;i++) {
1085
49d154d0c56e 4bits screen also has hardware palette
Patrice Mandin <patmandin@gmail.com>
parents: 1084
diff changeset
649 TT_palette[i]= ((i>>1)<<8) | (((i*8)/17)<<4) | (i>>1);
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
650 }
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
651 #ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
652 Setpalette(TT_palette);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
653 #endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
654 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
655 case VDO_STE:
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
656 #ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
657 Setscreen(-1,-1,new_video_mode->number);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
658 #endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
659 /* Reset palette */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
660 for (i=0;i<16;i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
661 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
662 int c;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
663
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
664 c=((i&1)<<3)|((i>>1)&7);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
665 TT_palette[i]=(c<<8)|(c<<4)|c;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
666 }
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
667 #ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
668 Setpalette(TT_palette);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
669 #endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
670 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
671 case VDO_TT:
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
672 #ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
673 EsetShift(new_video_mode->number);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
674 #endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
675 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
676 case VDO_F30:
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
677 #ifndef DEBUG_VIDEO_XBIOS
1064
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
678 if (XBIOS_centscreen) {
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
679 SDL_XBIOS_CentscreenSetmode(this, width, height, new_depth);
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
680 } else {
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
681 Vsetmode(new_video_mode->number);
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
682 }
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
683 #endif
1094
5012b97142ac Set hardware palette to black in True Colour mode
Patrice Mandin <patmandin@gmail.com>
parents: 1085
diff changeset
684 /* Set hardware palette to black in True Colour */
5012b97142ac Set hardware palette to black in True Colour mode
Patrice Mandin <patmandin@gmail.com>
parents: 1085
diff changeset
685 if (new_depth == 16) {
5012b97142ac Set hardware palette to black in True Colour mode
Patrice Mandin <patmandin@gmail.com>
parents: 1085
diff changeset
686 memset(F30_palette, 0, sizeof(F30_palette));
5012b97142ac Set hardware palette to black in True Colour mode
Patrice Mandin <patmandin@gmail.com>
parents: 1085
diff changeset
687 VsetRGB(0,256,F30_palette);
5012b97142ac Set hardware palette to black in True Colour mode
Patrice Mandin <patmandin@gmail.com>
parents: 1085
diff changeset
688 }
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
689 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
690 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
691
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
692 Vsync();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
693
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
694 this->UpdateRects = XBIOS_UpdateRects;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
695
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
696 return (current);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
697 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
698
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
699 /* We don't actually allow hardware surfaces other than the main one */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
700 static int XBIOS_AllocHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
701 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
702 return(-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
703 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
704
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
705 static void XBIOS_FreeHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
706 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
707 return;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
708 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
709
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
710 static int XBIOS_LockHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
711 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
712 return(0);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
713 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
714
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
715 static void XBIOS_UnlockHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
716 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
717 return;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
718 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
719
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
720 static void XBIOS_UpdateRects(_THIS, int numrects, SDL_Rect *rects)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
721 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
722 SDL_Surface *surface;
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
723
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
724 surface = this->screen;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
725
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
726 if ((surface->format->BitsPerPixel) == 8) {
1101
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
727 void *destscr;
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
728 int destx;
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
729 int i;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
730
1101
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
731 /* Center on destination screen */
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
732 destscr = XBIOS_screens[XBIOS_fbnum];
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
733 destscr += XBIOS_pitch * ((XBIOS_height - surface->h) >> 1);
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
734 destx = (XBIOS_width - surface->w) >> 1;
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
735 destx &= ~15;
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
736 destscr += destx;
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
737
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
738 for (i=0;i<numrects;i++) {
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
739 void *source,*destination;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
740 int x1,x2;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
741
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
742 x1 = rects[i].x & ~15;
319
189a6a3416c7 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 314
diff changeset
743 x2 = rects[i].x+rects[i].w;
189a6a3416c7 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 314
diff changeset
744 if (x2 & 15) {
189a6a3416c7 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 314
diff changeset
745 x2 = (x2 | 15) +1;
189a6a3416c7 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 314
diff changeset
746 }
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
747
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
748 source = surface->pixels;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
749 source += surface->pitch * rects[i].y;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
750 source += x1;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
751
1101
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
752 destination = destscr;
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
753 destination += XBIOS_pitch * rects[i].y;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
754 destination += x1;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
755
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
756 /* Convert chunky to planar screen */
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
757 SDL_Atari_C2pConvert(
1101
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
758 source,
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
759 destination,
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
760 x2-x1,
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
761 rects[i].h,
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
762 XBIOS_doubleline,
1101
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
763 surface->pitch,
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
764 XBIOS_pitch
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
765 );
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
766 }
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
767 }
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
768
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
769 #ifndef DEBUG_VIDEO_XBIOS
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
770 Setscreen(-1,XBIOS_screens[XBIOS_fbnum],-1);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
771 #endif
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
772 Vsync();
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
773
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
774 if ((surface->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) {
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
775 XBIOS_fbnum ^= 1;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
776 if ((surface->format->BitsPerPixel) > 8) {
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
777 surface->pixels=XBIOS_screens[XBIOS_fbnum];
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
778 }
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
779 }
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
780 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
781
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
782 static int XBIOS_FlipHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
783 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
784 if ((surface->format->BitsPerPixel) == 8) {
1101
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
785 void *destscr;
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
786 int destx;
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
787
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
788 /* Center on destination screen */
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
789 destscr = XBIOS_screens[XBIOS_fbnum];
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
790 destscr += XBIOS_pitch * ((XBIOS_height - surface->h) >> 1);
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
791 destx = (XBIOS_width - surface->w) >> 1;
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
792 destx &= ~15;
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
793 destscr += destx;
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
794
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
795 /* Convert chunky to planar screen */
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
796 SDL_Atari_C2pConvert(
1101
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
797 surface->pixels,
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
798 destscr,
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
799 surface->w,
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
800 surface->h,
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
801 XBIOS_doubleline,
1101
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
802 surface->pitch,
c8a51d169579 Revert back screen centering when using c2p
Patrice Mandin <patmandin@gmail.com>
parents: 1094
diff changeset
803 XBIOS_pitch
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
804 );
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
805 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
806
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
807 #ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
808 Setscreen(-1,XBIOS_screens[XBIOS_fbnum],-1);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
809 #endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
810 Vsync();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
811
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
812 if ((surface->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) {
311
2847fd83f115 Date: Fri, 15 Mar 2002 18:24:59 GMT+1
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
813 XBIOS_fbnum ^= 1;
2847fd83f115 Date: Fri, 15 Mar 2002 18:24:59 GMT+1
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
814 if ((surface->format->BitsPerPixel) > 8) {
2847fd83f115 Date: Fri, 15 Mar 2002 18:24:59 GMT+1
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
815 surface->pixels=XBIOS_screens[XBIOS_fbnum];
2847fd83f115 Date: Fri, 15 Mar 2002 18:24:59 GMT+1
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
816 }
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
817 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
818
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
819 return(0);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
820 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
821
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
822 static int XBIOS_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
823 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
824 int i;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
825 int r,v,b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
826
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
827 switch( XBIOS_cvdo >> 16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
828 case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
829 case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
830 for (i=0;i<ncolors;i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
831 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
832 r = colors[i].r;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
833 v = colors[i].g;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
834 b = colors[i].b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
835
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
836 TT_palette[firstcolor+i]=((r*30)+(v*59)+(b*11))/100;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
837 }
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
838 SDL_Atari_C2pConvert4_pal(TT_palette); /* convert the lighting */
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
839 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
840 case VDO_TT:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
841 for(i = 0; i < ncolors; i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
842 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
843 r = colors[i].r;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
844 v = colors[i].g;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
845 b = colors[i].b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
846
1084
b0887c870403 Was not using firstcolor parameter
Patrice Mandin <patmandin@gmail.com>
parents: 1071
diff changeset
847 TT_palette[firstcolor+i]=((r>>4)<<8)|((v>>4)<<4)|(b>>4);
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
848 }
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
849 #ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
850 EsetPalette(firstcolor,ncolors,TT_palette);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
851 #endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
852 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
853 case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
854 for(i = 0; i < ncolors; i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
855 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
856 r = colors[i].r;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
857 v = colors[i].g;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
858 b = colors[i].b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
859
1084
b0887c870403 Was not using firstcolor parameter
Patrice Mandin <patmandin@gmail.com>
parents: 1071
diff changeset
860 F30_palette[firstcolor+i]=(r<<16)|(v<<8)|b;
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
861 }
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
862 #ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
863 VsetRGB(firstcolor,ncolors,F30_palette);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
864 #endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
865 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
866 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
867
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
868 return(1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
869 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
870
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
871 /* Note: If we are terminated, this could be called in the middle of
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
872 another SDL video routine -- notably UpdateRects.
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
873 */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
874 static void XBIOS_VideoQuit(_THIS)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
875 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
876 int i,j;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
877
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
878 Atari_ShutdownEvents();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
879
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
880 /* Restore video mode and palette */
801
ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly
Patrice Mandin <patmandin@gmail.com>
parents: 797
diff changeset
881 #ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
882 switch(XBIOS_cvdo >> 16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
883 case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
884 case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
885 Setscreen(-1,XBIOS_oldvbase,XBIOS_oldvmode);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
886 if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
887 Setpalette(XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
888 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
889 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
890 case VDO_TT:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
891 Setscreen(-1,XBIOS_oldvbase,-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
892 EsetShift(XBIOS_oldvmode);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
893 if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
894 EsetPalette(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
895 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
896 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
897 case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
898 Setscreen(-1, XBIOS_oldvbase, -1);
1064
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
899 if (XBIOS_centscreen) {
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
900 SDL_XBIOS_CentscreenRestore(this, XBIOS_oldvmode);
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
901 } else {
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
902 Vsetmode(XBIOS_oldvmode);
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
903 }
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
904 if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
905 VsetRGB(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
906 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
907 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
908 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
909 Vsync();
801
ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly
Patrice Mandin <patmandin@gmail.com>
parents: 797
diff changeset
910 #endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
911
992
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
912
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
913 #ifdef HAVE_OPENGL
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
914 if (gl_active) {
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
915 SDL_AtariGL_Quit(this, SDL_TRUE);
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
916 }
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
917 #endif
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
918
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
919 if (XBIOS_oldpalette) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
920 free(XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
921 XBIOS_oldpalette=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
922 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
923 XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
924
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
925 /* Free mode list */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
926 for (j=0;j<NUM_MODELISTS;j++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
927 for (i=0;i<SDL_NUMMODES;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
928 if (SDL_modelist[j][i]!=NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
929 free(SDL_modelist[j][i]);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
930 SDL_modelist[j][i]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
931 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
932 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
933 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
934
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
935 if (XBIOS_modelist) {
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
936 free(XBIOS_modelist);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
937 XBIOS_nummodes=0;
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
938 XBIOS_modelist=NULL;
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
939 }
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
940
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
941 this->screen->pixels = NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
942 }
978
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
943
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
944 #ifdef HAVE_OPENGL
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
945
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
946 static void XBIOS_GL_SwapBuffers(_THIS)
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
947 {
993
2662da16d668 Forgot to flush OpenGL buffer using glFinish
Patrice Mandin <patmandin@gmail.com>
parents: 992
diff changeset
948 SDL_AtariGL_SwapBuffers(this);
2662da16d668 Forgot to flush OpenGL buffer using glFinish
Patrice Mandin <patmandin@gmail.com>
parents: 992
diff changeset
949 XBIOS_FlipHWSurface(this, this->screen);
2662da16d668 Forgot to flush OpenGL buffer using glFinish
Patrice Mandin <patmandin@gmail.com>
parents: 992
diff changeset
950 SDL_AtariGL_MakeCurrent(this);
978
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
951 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
952
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
953 #endif