Mercurial > sdl-ios-xcode
annotate src/video/xbios/SDL_xbios.c @ 992:0324ce32b2d9
Keep current OpenGL context when possible
author | Patrice Mandin <patmandin@gmail.com> |
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date | Fri, 26 Nov 2004 22:11:30 +0000 |
parents | 12b13601a544 |
children | 2662da16d668 |
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 |
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59 #define XBIOS_VID_DRIVER_NAME "xbios" |
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60 |
735 | 61 /*#define DEBUG_VIDEO_XBIOS 1*/ |
62 | |
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63 /* Initialization/Query functions */ |
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64 static int XBIOS_VideoInit(_THIS, SDL_PixelFormat *vformat); |
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65 static SDL_Rect **XBIOS_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags); |
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66 static SDL_Surface *XBIOS_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); |
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67 static int XBIOS_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors); |
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68 static void XBIOS_VideoQuit(_THIS); |
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69 |
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70 /* Hardware surface functions */ |
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71 static int XBIOS_AllocHWSurface(_THIS, SDL_Surface *surface); |
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72 static int XBIOS_LockHWSurface(_THIS, SDL_Surface *surface); |
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73 static int XBIOS_FlipHWSurface(_THIS, SDL_Surface *surface); |
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74 static void XBIOS_UnlockHWSurface(_THIS, SDL_Surface *surface); |
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75 static void XBIOS_FreeHWSurface(_THIS, SDL_Surface *surface); |
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76 static void XBIOS_UpdateRects(_THIS, int numrects, SDL_Rect *rects); |
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77 |
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78 #ifdef HAVE_OPENGL |
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79 /* OpenGL functions */ |
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80 static void XBIOS_GL_SwapBuffers(_THIS); |
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81 #endif |
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82 |
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83 /* List of video modes */ |
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84 |
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85 /* ST modes */ |
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86 static int xbiosnummodes_st=1; |
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87 static xbiosmode_t xbiosmodelist_st[]={ |
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88 {ST_LOW>>8,320,200,4,SDL_FALSE} |
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89 }; |
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90 |
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91 /* TT modes */ |
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92 static int xbiosnummodes_tt=2; |
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93 static xbiosmode_t xbiosmodelist_tt[]={ |
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94 {TT_LOW,320,480,8,SDL_FALSE}, |
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95 {TT_LOW,320,240,8,SDL_TRUE} /* Software double-lined mode */ |
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96 }; |
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97 |
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98 /* Falcon RVB modes */ |
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99 static int xbiosnummodes_f30rvb=16; |
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100 static xbiosmode_t xbiosmodelist_f30rvb[]={ |
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101 {BPS16|COL80|OVERSCAN|VERTFLAG,768,480,16,SDL_FALSE}, |
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102 {BPS16|COL80|OVERSCAN,768,240,16,SDL_FALSE}, |
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103 {BPS16|COL80|VERTFLAG,640,400,16,SDL_FALSE}, |
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104 {BPS16|COL80,640,200,16,SDL_FALSE}, |
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105 {BPS16|OVERSCAN|VERTFLAG,384,480,16,SDL_FALSE}, |
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106 {BPS16|OVERSCAN,384,240,16,SDL_FALSE}, |
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107 {BPS16|VERTFLAG,320,400,16,SDL_FALSE}, |
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108 {BPS16,320,200,16,SDL_FALSE}, |
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109 |
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110 {BPS8|COL80|OVERSCAN|VERTFLAG,768,480,8,SDL_FALSE}, |
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111 {BPS8|COL80|OVERSCAN,768,240,8,SDL_FALSE}, |
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112 {BPS8|COL80|VERTFLAG,640,400,8,SDL_FALSE}, |
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113 {BPS8|COL80,640,200,8,SDL_FALSE}, |
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114 {BPS8|OVERSCAN|VERTFLAG,384,480,8,SDL_FALSE}, |
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115 {BPS8|OVERSCAN,384,240,8,SDL_FALSE}, |
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116 {BPS8|VERTFLAG,320,400,8,SDL_FALSE}, |
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117 {BPS8,320,200,8,SDL_FALSE} |
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118 }; |
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119 |
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120 /* Falcon VGA modes */ |
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121 static int xbiosnummodes_f30vga=6; |
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122 static xbiosmode_t xbiosmodelist_f30vga[]={ |
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123 {BPS16,320,480,16,SDL_FALSE}, |
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124 {BPS16|VERTFLAG,320,240,16,SDL_FALSE}, |
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125 |
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126 {BPS8|COL80,640,480,8,SDL_FALSE}, |
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127 {BPS8|COL80|VERTFLAG,640,240,8,SDL_FALSE}, |
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128 {BPS8,320,480,8,SDL_FALSE}, |
281
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129 {BPS8|VERTFLAG,320,240,8,SDL_FALSE} |
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130 }; |
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131 |
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132 /* To setup palette */ |
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133 |
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134 static unsigned short TT_palette[256]; |
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135 static unsigned long F30_palette[256]; |
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136 |
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137 /* Xbios driver bootstrap functions */ |
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138 |
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139 static int XBIOS_Available(void) |
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140 { |
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Milan and Hades Atari clones do not have an Atari video chip
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141 unsigned long cookie_vdo, cookie_mil, cookie_hade; |
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142 |
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143 /* Milan/Hades Atari clones do not have an Atari video chip */ |
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144 if ( (Getcookie(C__MIL, &cookie_mil) == C_FOUND) || |
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145 (Getcookie(C_hade, &cookie_hade) == C_FOUND) ) { |
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146 return 0; |
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147 } |
281
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148 |
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149 /* Cookie _VDO present ? if not, assume ST machine */ |
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150 if (Getcookie(C__VDO, &cookie_vdo) != C_FOUND) { |
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151 cookie_vdo = VDO_ST << 16; |
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152 } |
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153 |
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154 /* Test if we have a monochrome monitor plugged in */ |
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155 switch( cookie_vdo >>16) { |
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156 case VDO_ST: |
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157 case VDO_STE: |
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158 if ( Getrez() == (ST_HIGH>>8) ) |
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159 return 0; |
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160 break; |
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161 case VDO_TT: |
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162 if ( (EgetShift() & ES_MODE) == TT_HIGH) |
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163 return 0; |
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164 break; |
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165 case VDO_F30: |
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166 if ( Montype() == MONITOR_MONO) |
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167 return 0; |
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168 break; |
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169 default: |
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170 return 0; |
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171 } |
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172 |
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173 return 1; |
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174 } |
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175 |
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176 static void XBIOS_DeleteDevice(SDL_VideoDevice *device) |
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177 { |
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178 free(device->hidden); |
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179 free(device); |
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180 } |
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181 |
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182 static SDL_VideoDevice *XBIOS_CreateDevice(int devindex) |
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183 { |
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184 SDL_VideoDevice *device; |
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185 |
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186 /* Initialize all variables that we clean on shutdown */ |
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187 device = (SDL_VideoDevice *)malloc(sizeof(SDL_VideoDevice)); |
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188 if ( device ) { |
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189 memset(device, 0, (sizeof *device)); |
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190 device->hidden = (struct SDL_PrivateVideoData *) |
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191 malloc((sizeof *device->hidden)); |
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192 device->gl_data = (struct SDL_PrivateGLData *) |
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193 malloc((sizeof *device->gl_data)); |
281
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194 } |
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195 if ( (device == NULL) || (device->hidden == NULL) ) { |
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196 SDL_OutOfMemory(); |
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197 if ( device ) { |
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198 free(device); |
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199 } |
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200 return(0); |
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201 } |
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202 memset(device->hidden, 0, (sizeof *device->hidden)); |
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203 memset(device->gl_data, 0, sizeof(*device->gl_data)); |
281
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204 |
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205 /* Video functions */ |
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206 device->VideoInit = XBIOS_VideoInit; |
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207 device->ListModes = XBIOS_ListModes; |
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208 device->SetVideoMode = XBIOS_SetVideoMode; |
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209 device->SetColors = XBIOS_SetColors; |
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210 device->UpdateRects = NULL; |
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211 device->VideoQuit = XBIOS_VideoQuit; |
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212 device->AllocHWSurface = XBIOS_AllocHWSurface; |
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213 device->LockHWSurface = XBIOS_LockHWSurface; |
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214 device->UnlockHWSurface = XBIOS_UnlockHWSurface; |
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215 device->FlipHWSurface = XBIOS_FlipHWSurface; |
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216 device->FreeHWSurface = XBIOS_FreeHWSurface; |
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217 |
978
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218 #ifdef HAVE_OPENGL |
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219 /* OpenGL functions */ |
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220 device->GL_LoadLibrary = SDL_AtariGL_LoadLibrary; |
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221 device->GL_GetProcAddress = SDL_AtariGL_GetProcAddress; |
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222 device->GL_GetAttribute = SDL_AtariGL_GetAttribute; |
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223 device->GL_MakeCurrent = SDL_AtariGL_MakeCurrent; |
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224 device->GL_SwapBuffers = XBIOS_GL_SwapBuffers; |
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225 #endif |
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226 |
281
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227 /* Events */ |
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228 device->InitOSKeymap = Atari_InitOSKeymap; |
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229 device->PumpEvents = Atari_PumpEvents; |
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230 |
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231 device->free = XBIOS_DeleteDevice; |
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232 |
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233 return device; |
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234 } |
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235 |
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236 VideoBootStrap XBIOS_bootstrap = { |
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237 XBIOS_VID_DRIVER_NAME, "Atari Xbios driver", |
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238 XBIOS_Available, XBIOS_CreateDevice |
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239 }; |
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240 |
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241 static int XBIOS_VideoInit(_THIS, SDL_PixelFormat *vformat) |
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242 { |
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243 int i,j8,j16; |
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244 xbiosmode_t *current_mode; |
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245 |
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246 /* Initialize all variables that we clean on shutdown */ |
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247 memset (SDL_modelist, 0, sizeof(SDL_modelist)); |
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248 |
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249 /* Cookie _VDO present ? if not, assume ST machine */ |
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250 if (Getcookie(C__VDO, &XBIOS_cvdo) != C_FOUND) { |
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251 XBIOS_cvdo = VDO_ST << 16; |
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252 } |
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253 |
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254 /* Allocate memory for old palette */ |
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255 XBIOS_oldpalette = (void *)malloc(256*sizeof(long)); |
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256 if ( !XBIOS_oldpalette ) { |
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257 SDL_SetError("Unable to allocate memory for old palette\n"); |
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258 return(-1); |
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259 } |
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260 |
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261 /* Initialize video mode list */ |
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262 /* and save current screen status (palette, screen address, video mode) */ |
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263 |
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264 switch (XBIOS_cvdo >>16) { |
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265 case VDO_ST: |
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266 case VDO_STE: |
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267 { |
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268 short *oldpalette; |
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269 |
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270 XBIOS_nummodes=xbiosnummodes_st; |
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271 XBIOS_modelist=xbiosmodelist_st; |
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272 |
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273 XBIOS_oldvbase=Physbase(); |
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274 XBIOS_oldvmode=Getrez(); |
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275 switch(XBIOS_oldvmode << 8) { |
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276 case ST_LOW: |
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277 XBIOS_oldnumcol=16; |
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278 break; |
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279 case ST_MED: |
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280 XBIOS_oldnumcol=4; |
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281 break; |
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282 case ST_HIGH: |
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283 XBIOS_oldnumcol=2; |
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284 break; |
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285 default: |
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286 XBIOS_oldnumcol=0; |
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287 break; |
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288 } |
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289 |
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290 oldpalette= (short *) XBIOS_oldpalette; |
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291 for (i=0;i<XBIOS_oldnumcol;i++) { |
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292 *oldpalette++=Setcolor(i,-1); |
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293 } |
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294 |
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295 vformat->BitsPerPixel = 8; |
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296 } |
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297 break; |
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298 case VDO_TT: |
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299 XBIOS_nummodes=xbiosnummodes_tt; |
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300 XBIOS_modelist=xbiosmodelist_tt; |
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301 |
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302 XBIOS_oldvbase=Logbase(); |
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303 XBIOS_oldvmode=EgetShift(); |
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304 |
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305 switch(XBIOS_oldvmode & ES_MODE) { |
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306 case TT_LOW: |
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307 XBIOS_oldnumcol=256; |
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308 break; |
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309 case ST_LOW: |
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310 case TT_MED: |
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311 XBIOS_oldnumcol=16; |
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312 break; |
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313 case ST_MED: |
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314 XBIOS_oldnumcol=4; |
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315 break; |
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316 case ST_HIGH: |
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317 case TT_HIGH: |
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318 XBIOS_oldnumcol=2; |
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319 break; |
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320 default: |
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321 XBIOS_oldnumcol=0; |
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322 break; |
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323 } |
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324 if (XBIOS_oldnumcol) { |
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325 EgetPalette(0, XBIOS_oldnumcol, XBIOS_oldpalette); |
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326 } |
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327 |
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328 vformat->BitsPerPixel = 8; |
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329 break; |
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330 case VDO_F30: |
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331 switch (Montype()) |
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332 { |
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333 case MONITOR_MONO: |
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334 /* Not usable */ |
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335 break; |
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336 case MONITOR_RGB: |
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337 case MONITOR_TV: |
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338 XBIOS_nummodes = xbiosnummodes_f30rvb; |
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339 XBIOS_modelist = xbiosmodelist_f30rvb; |
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340 break; |
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341 case MONITOR_VGA: |
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342 XBIOS_nummodes = xbiosnummodes_f30vga; |
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343 XBIOS_modelist = xbiosmodelist_f30vga; |
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344 break; |
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345 } |
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346 XBIOS_oldvbase=Logbase(); |
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347 XBIOS_oldvmode=Vsetmode(-1); |
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348 |
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349 XBIOS_oldnumcol= 1<< (1 << (XBIOS_oldvmode & NUMCOLS)); |
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350 if (XBIOS_oldnumcol > 256) { |
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351 XBIOS_oldnumcol = 0; |
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352 } |
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353 if (XBIOS_oldnumcol) { |
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354 VgetRGB(0, XBIOS_oldnumcol, XBIOS_oldpalette); |
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355 } |
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356 |
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357 vformat->BitsPerPixel = 16; |
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358 |
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359 /* Keep vga/rvb, and pal/ntsc bits */ |
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360 current_mode = XBIOS_modelist; |
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361 for (i=0;i<XBIOS_nummodes;i++) { |
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362 Uint16 newvmode; |
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363 |
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364 newvmode = current_mode->number; |
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365 newvmode &= ~(VGA|PAL); |
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366 newvmode |= XBIOS_oldvmode & (VGA|PAL); |
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367 current_mode->number = newvmode; |
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368 |
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369 current_mode++; |
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370 } |
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371 |
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|
372 break; |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
373 } |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
374 |
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diff
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|
375 current_mode = XBIOS_modelist; |
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parents:
diff
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|
376 j8 = j16 = 0; |
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parents:
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|
377 for (i=0;i<XBIOS_nummodes;i++) { |
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parents:
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|
378 switch (current_mode->depth) { |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
379 case 4: |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
380 case 8: |
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parents:
diff
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|
381 SDL_modelist[0][j8] = malloc(sizeof(SDL_Rect)); |
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parents:
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|
382 SDL_modelist[0][j8]->x = SDL_modelist[0][j8]->y = 0; |
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parents:
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|
383 SDL_modelist[0][j8]->w = current_mode->width; |
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parents:
diff
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|
384 SDL_modelist[0][j8]->h = current_mode->height; |
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parents:
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|
385 XBIOS_videomodes[0][j8]=current_mode; |
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parents:
diff
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|
386 current_mode++; |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
387 j8++; |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
388 break; |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
389 case 16: |
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parents:
diff
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|
390 SDL_modelist[1][j16] = malloc(sizeof(SDL_Rect)); |
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parents:
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|
391 SDL_modelist[1][j16]->x = SDL_modelist[1][j16]->y = 0; |
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parents:
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|
392 SDL_modelist[1][j16]->w = current_mode->width; |
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parents:
diff
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|
393 SDL_modelist[1][j16]->h = current_mode->height; |
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Sam Lantinga <slouken@libsdl.org>
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|
394 XBIOS_videomodes[1][j16]=current_mode; |
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diff
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|
395 current_mode++; |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
396 j16++; |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
397 break; |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
398 } |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
399 } |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
400 SDL_modelist[0][j8] = NULL; |
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|
401 SDL_modelist[1][j16] = NULL; |
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|
402 |
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|
403 XBIOS_screens[0]=NULL; |
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|
404 XBIOS_screens[1]=NULL; |
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405 XBIOS_shadowscreen=NULL; |
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Sam Lantinga <slouken@libsdl.org>
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|
406 |
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Sam Lantinga <slouken@libsdl.org>
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diff
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|
407 /* Update hardware info */ |
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|
408 this->info.hw_available = 1; |
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409 this->info.video_mem = (Uint32) Atari_SysMalloc(-1L, MX_STRAM); |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
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|
410 |
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Sam Lantinga <slouken@libsdl.org>
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|
411 /* Init chunky to planar routine */ |
735 | 412 SDL_Atari_C2pConvert = SDL_Atari_C2pConvert8; |
281
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413 |
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
|
414 #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
|
415 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
|
416 #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
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|
417 |
281
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418 /* We're done! */ |
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419 return(0); |
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|
420 } |
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|
421 |
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422 static SDL_Rect **XBIOS_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) |
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423 { |
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424 /* 8 bits -> list 0 */ |
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|
425 /* 16 bits -> list 1 */ |
712
8be92df64b22
Finally bugfixed: the simpler the better
Patrice Mandin <patmandin@gmail.com>
parents:
711
diff
changeset
|
426 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
|
427 return NULL; |
8db4098e944b
Severe bugfix: format->BitsPerPixel not checked in ListModes function
Patrice Mandin <patmandin@gmail.com>
parents:
598
diff
changeset
|
428 } |
8db4098e944b
Severe bugfix: format->BitsPerPixel not checked in ListModes function
Patrice Mandin <patmandin@gmail.com>
parents:
598
diff
changeset
|
429 |
712
8be92df64b22
Finally bugfixed: the simpler the better
Patrice Mandin <patmandin@gmail.com>
parents:
711
diff
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|
430 return(SDL_modelist[(format->BitsPerPixel)>>4]); |
281
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431 } |
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|
432 |
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|
433 static void XBIOS_FreeBuffers(_THIS) |
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diff
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|
434 { |
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diff
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|
435 int i; |
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Sam Lantinga <slouken@libsdl.org>
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diff
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|
436 |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
437 for (i=0;i<2;i++) { |
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|
438 if (XBIOS_screensmem[i]!=NULL) { |
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parents:
diff
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|
439 Mfree(XBIOS_screensmem[i]); |
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|
440 XBIOS_screensmem[i]=NULL; |
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diff
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|
441 } |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
442 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
443 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
444 if (XBIOS_shadowscreen!=NULL) { |
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diff
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|
445 Mfree(XBIOS_shadowscreen); |
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diff
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|
446 XBIOS_shadowscreen=NULL; |
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parents:
diff
changeset
|
447 } |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
448 } |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
449 |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
450 static SDL_Surface *XBIOS_SetVideoMode(_THIS, SDL_Surface *current, |
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parents:
diff
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|
451 int width, int height, int bpp, Uint32 flags) |
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parents:
diff
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|
452 { |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
453 int mode, new_depth; |
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Sam Lantinga <slouken@libsdl.org>
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diff
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|
454 int i; |
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parents:
diff
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|
455 xbiosmode_t *new_video_mode; |
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parents:
diff
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|
456 Uint32 new_screen_size; |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
457 Uint32 modeflags; |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
458 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
459 /* Free current buffers */ |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
460 XBIOS_FreeBuffers(this); |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
461 |
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
|
462 /* 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
|
463 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
|
464 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
|
465 } |
ff1058d642dc
Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly
Patrice Mandin <patmandin@gmail.com>
parents:
797
diff
changeset
|
466 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
|
467 |
281
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|
468 /* Search if the mode exists (width, height, bpp) */ |
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parents:
diff
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|
469 for ( mode=0; SDL_modelist[bpp][mode]; ++mode ) { |
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parents:
diff
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|
470 if ( (SDL_modelist[bpp][mode]->w == width) && |
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parents:
diff
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|
471 (SDL_modelist[bpp][mode]->h == height) ) { |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
472 |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
473 break; |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
474 } |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
475 } |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
476 if ( SDL_modelist[bpp][mode] == NULL ) { |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
477 SDL_SetError("Couldn't find requested mode in list"); |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
478 return(NULL); |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
479 } |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
480 |
508
9ff7e90aaa94
Fixed gamma correction in Atari video drivers (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
319
diff
changeset
|
481 modeflags = SDL_FULLSCREEN; |
281
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diff
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|
482 |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
483 /* Allocate needed buffers: simple/double buffer and shadow surface */ |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
484 new_video_mode = XBIOS_videomodes[bpp][mode]; |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
485 new_depth = new_video_mode->depth; |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
486 if (new_depth == 4) { |
735 | 487 SDL_Atari_C2pConvert = SDL_Atari_C2pConvert4; |
281
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diff
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|
488 new_depth=8; |
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parents:
diff
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|
489 modeflags |= SDL_SWSURFACE; |
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parents:
diff
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|
490 } else if (new_depth == 8) { |
735 | 491 SDL_Atari_C2pConvert = SDL_Atari_C2pConvert8; |
508
9ff7e90aaa94
Fixed gamma correction in Atari video drivers (thanks Patrice!)
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319
diff
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|
492 modeflags |= SDL_SWSURFACE|SDL_HWPALETTE; |
281
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diff
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|
493 } else { |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
494 modeflags |= SDL_HWSURFACE; |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
495 } |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
496 |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
497 new_screen_size = width * height * ((new_depth)>>3); |
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parents:
diff
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|
498 new_screen_size += 256; /* To align on a 256 byte adress */ |
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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 if (new_depth == 8) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
501 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
|
502 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
503 if (XBIOS_shadowscreen == NULL) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
504 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
|
505 return (NULL); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
506 } |
287
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Sam Lantinga <slouken@libsdl.org>
parents:
281
diff
changeset
|
507 memset(XBIOS_shadowscreen, 0, new_screen_size); |
281
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
508 } |
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 /* 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
|
511 XBIOS_doubleline = SDL_FALSE; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
512 if (new_video_mode->doubleline) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
513 new_screen_size <<= 1; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
514 XBIOS_doubleline = SDL_TRUE; |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
515 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
516 |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
517 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
|
518 |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
519 if (XBIOS_screensmem[0]==NULL) { |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
520 XBIOS_FreeBuffers(this); |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
521 SDL_SetError("XBIOS_SetVideoMode: Not enough memory for video buffer"); |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
522 return (NULL); |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
523 } |
287
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parents:
281
diff
changeset
|
524 memset(XBIOS_screensmem[0], 0, new_screen_size); |
281
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|
525 |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
526 XBIOS_screens[0]=(void *) (( (long) XBIOS_screensmem[0]+256) & 0xFFFFFF00UL); |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
527 |
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
|
528 #ifdef HAVE_OPENGL |
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Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents:
972
diff
changeset
|
529 if (flags & SDL_OPENGL) { |
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Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents:
972
diff
changeset
|
530 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
|
531 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
|
532 } |
3b1ba22f5a28
Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents:
972
diff
changeset
|
533 } |
3b1ba22f5a28
Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents:
972
diff
changeset
|
534 #endif |
3b1ba22f5a28
Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
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parents:
972
diff
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|
535 |
281
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diff
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|
536 /* Double buffer ? */ |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
537 if (flags & SDL_DOUBLEBUF) { |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
538 XBIOS_screensmem[1] = Atari_SysMalloc(new_screen_size, MX_STRAM); |
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Added initial support for Atari (thanks Patrice!)
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parents:
diff
changeset
|
539 |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
540 if (XBIOS_screensmem[1]==NULL) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
541 XBIOS_FreeBuffers(this); |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
542 SDL_SetError("XBIOS_SetVideoMode: Not enough memory for double buffer"); |
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parents:
diff
changeset
|
543 return (NULL); |
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parents:
diff
changeset
|
544 } |
287
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281
diff
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|
545 memset(XBIOS_screensmem[1], 0, new_screen_size); |
281
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diff
changeset
|
546 |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
547 XBIOS_screens[1]=(void *) (( (long) XBIOS_screensmem[1]+256) & 0xFFFFFF00UL); |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
548 modeflags |= SDL_DOUBLEBUF; |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
549 } |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
550 |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
551 /* Allocate the new pixel format for the screen */ |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
552 if ( ! SDL_ReallocFormat(current, new_depth, 0, 0, 0, 0) ) { |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
553 XBIOS_FreeBuffers(this); |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
554 SDL_SetError("Couldn't allocate new pixel format for requested mode"); |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
555 return(NULL); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
556 } |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
557 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
558 current->w = XBIOS_width = width; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
559 current->h = XBIOS_height = height; |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
560 current->pitch = (width * new_depth)>>3; |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
561 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
562 /* this is for C2P conversion */ |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
563 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
|
564 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
565 if (new_depth == 8) |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
566 current->pixels = XBIOS_shadowscreen; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
567 else |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
568 current->pixels = XBIOS_screens[0]; |
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 XBIOS_fbnum = 0; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
571 |
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
|
572 #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
|
573 if (flags & SDL_OPENGL) { |
989
475166d13b44
Factorize OSMesa OpenGL code for Atari drivers
Patrice Mandin <patmandin@gmail.com>
parents:
980
diff
changeset
|
574 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
|
575 XBIOS_FreeBuffers(this); |
989
475166d13b44
Factorize OSMesa OpenGL code for Atari drivers
Patrice Mandin <patmandin@gmail.com>
parents:
980
diff
changeset
|
576 SDL_SetError("Can not create OpenGL context"); |
475166d13b44
Factorize OSMesa OpenGL code for Atari drivers
Patrice Mandin <patmandin@gmail.com>
parents:
980
diff
changeset
|
577 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
|
578 } |
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 |
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 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
|
581 } |
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 #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
|
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 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
|
585 |
281
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Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
586 /* Now set the video mode */ |
735 | 587 #ifndef DEBUG_VIDEO_XBIOS |
281
c5010ab8ba35
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parents:
diff
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|
588 Setscreen(-1,XBIOS_screens[0],-1); |
735 | 589 #endif |
281
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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 switch(XBIOS_cvdo >> 16) { |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
592 case VDO_ST: |
735 | 593 #ifndef DEBUG_VIDEO_XBIOS |
281
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
594 Setscreen(-1,-1,new_video_mode->number); |
735 | 595 #endif |
281
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parents:
diff
changeset
|
596 /* Reset palette */ |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
597 for (i=0;i<16;i++) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
598 int c; |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
599 |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
600 c = ((i>>1)<<8) | ((i>>1)<<4) | (i>>1); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
601 if ((i & 1) && (i<15)) |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
602 c += (1<<4); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
603 if (i==14) |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
604 c -= 1<<8; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
605 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
606 TT_palette[i]= c; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
607 } |
735 | 608 #ifndef DEBUG_VIDEO_XBIOS |
281
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
609 Setpalette(TT_palette); |
735 | 610 #endif |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
611 break; |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
612 case VDO_STE: |
735 | 613 #ifndef DEBUG_VIDEO_XBIOS |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
614 Setscreen(-1,-1,new_video_mode->number); |
735 | 615 #endif |
281
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parents:
diff
changeset
|
616 /* Reset palette */ |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
617 for (i=0;i<16;i++) |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
618 { |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
619 int c; |
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 c=((i&1)<<3)|((i>>1)&7); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
622 TT_palette[i]=(c<<8)|(c<<4)|c; |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
623 } |
735 | 624 #ifndef DEBUG_VIDEO_XBIOS |
281
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parents:
diff
changeset
|
625 Setpalette(TT_palette); |
735 | 626 #endif |
281
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627 break; |
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628 case VDO_TT: |
735 | 629 #ifndef DEBUG_VIDEO_XBIOS |
281
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630 EsetShift(new_video_mode->number); |
735 | 631 #endif |
281
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632 break; |
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633 case VDO_F30: |
735 | 634 #ifndef DEBUG_VIDEO_XBIOS |
281
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635 Vsetmode(new_video_mode->number); |
735 | 636 #endif |
281
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637 break; |
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638 } |
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639 |
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640 Vsync(); |
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641 |
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642 this->UpdateRects = XBIOS_UpdateRects; |
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643 |
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644 return (current); |
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645 } |
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646 |
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647 /* We don't actually allow hardware surfaces other than the main one */ |
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648 static int XBIOS_AllocHWSurface(_THIS, SDL_Surface *surface) |
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649 { |
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650 return(-1); |
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651 } |
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652 |
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653 static void XBIOS_FreeHWSurface(_THIS, SDL_Surface *surface) |
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654 { |
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655 return; |
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656 } |
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657 |
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658 static int XBIOS_LockHWSurface(_THIS, SDL_Surface *surface) |
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659 { |
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660 return(0); |
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661 } |
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662 |
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663 static void XBIOS_UnlockHWSurface(_THIS, SDL_Surface *surface) |
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664 { |
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665 return; |
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666 } |
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667 |
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668 static void XBIOS_UpdateRects(_THIS, int numrects, SDL_Rect *rects) |
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669 { |
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670 SDL_Surface *surface; |
314
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671 |
281
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672 surface = this->screen; |
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673 |
314
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674 if ((surface->format->BitsPerPixel) == 8) { |
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675 void *destscr; |
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676 int destx; |
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677 int i; |
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678 |
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679 /* Center on destination screen */ |
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680 destscr = XBIOS_screens[XBIOS_fbnum]; |
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681 destscr += XBIOS_pitch * ((XBIOS_height - surface->h) >> 1); |
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682 destx = (XBIOS_width - surface->w) >> 1; |
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683 destx &= ~15; |
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684 destscr += destx; |
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685 |
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686 for (i=0;i<numrects;i++) { |
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687 void *source,*destination; |
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688 int x1,x2; |
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689 |
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690 x1 = rects[i].x & ~15; |
319
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691 x2 = rects[i].x+rects[i].w; |
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692 if (x2 & 15) { |
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693 x2 = (x2 | 15) +1; |
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694 } |
314
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695 |
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696 source = surface->pixels; |
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697 source += surface->pitch * rects[i].y; |
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698 source += x1; |
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699 |
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700 destination = destscr; |
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701 destination += XBIOS_pitch * rects[i].y; |
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702 destination += x1; |
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703 |
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704 /* Convert chunky to planar screen */ |
735 | 705 SDL_Atari_C2pConvert( |
314
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706 source, |
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707 destination, |
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708 x2-x1, |
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709 rects[i].h, |
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710 XBIOS_doubleline, |
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711 surface->pitch, |
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712 XBIOS_pitch |
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713 ); |
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714 } |
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715 } |
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716 |
735 | 717 #ifndef DEBUG_VIDEO_XBIOS |
314
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718 Setscreen(-1,XBIOS_screens[XBIOS_fbnum],-1); |
735 | 719 #endif |
314
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720 Vsync(); |
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721 |
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722 if ((surface->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) { |
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723 XBIOS_fbnum ^= 1; |
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724 if ((surface->format->BitsPerPixel) > 8) { |
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725 surface->pixels=XBIOS_screens[XBIOS_fbnum]; |
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726 } |
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727 } |
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728 } |
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729 |
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730 static int XBIOS_FlipHWSurface(_THIS, SDL_Surface *surface) |
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731 { |
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732 if ((surface->format->BitsPerPixel) == 8) { |
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733 void *destscr; |
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734 int destx; |
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735 |
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736 /* Center on destination screen */ |
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737 destscr = XBIOS_screens[XBIOS_fbnum]; |
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738 destscr += XBIOS_pitch * ((XBIOS_height - surface->h) >> 1); |
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739 destx = (XBIOS_width - surface->w) >> 1; |
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740 destx &= ~15; |
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741 destscr += destx; |
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742 |
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743 /* Convert chunky to planar screen */ |
735 | 744 SDL_Atari_C2pConvert( |
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745 surface->pixels, |
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746 destscr, |
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747 surface->w, |
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748 surface->h, |
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749 XBIOS_doubleline, |
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750 surface->pitch, |
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751 XBIOS_pitch |
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752 ); |
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753 } |
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754 |
735 | 755 #ifndef DEBUG_VIDEO_XBIOS |
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756 Setscreen(-1,XBIOS_screens[XBIOS_fbnum],-1); |
735 | 757 #endif |
281
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758 Vsync(); |
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759 |
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760 if ((surface->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) { |
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761 XBIOS_fbnum ^= 1; |
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762 if ((surface->format->BitsPerPixel) > 8) { |
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763 surface->pixels=XBIOS_screens[XBIOS_fbnum]; |
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764 } |
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765 } |
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766 |
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parents:
diff
changeset
|
767 return(0); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
768 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
769 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
770 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
|
771 { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
772 int i; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
773 int r,v,b; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
774 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
775 switch( XBIOS_cvdo >> 16) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
776 case VDO_ST: |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
777 case VDO_STE: |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
778 for (i=0;i<ncolors;i++) |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
779 { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
780 r = colors[i].r; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
781 v = colors[i].g; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
782 b = colors[i].b; |
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 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
|
785 } |
735 | 786 SDL_Atari_C2pConvert4_pal(TT_palette); /* convert the lighting */ |
281
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
787 break; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
788 case VDO_TT: |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
789 for(i = 0; i < ncolors; i++) |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
790 { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
791 r = colors[i].r; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
792 v = colors[i].g; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
793 b = colors[i].b; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
794 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
795 TT_palette[i]=((r>>4)<<8)|((v>>4)<<4)|(b>>4); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
796 } |
735 | 797 #ifndef DEBUG_VIDEO_XBIOS |
281
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
798 EsetPalette(firstcolor,ncolors,TT_palette); |
735 | 799 #endif |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
800 break; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
801 case VDO_F30: |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
802 for(i = 0; i < ncolors; i++) |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
803 { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
804 r = colors[i].r; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
805 v = colors[i].g; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
806 b = colors[i].b; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
807 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
808 F30_palette[i]=(r<<16)|(v<<8)|b; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
809 } |
735 | 810 #ifndef DEBUG_VIDEO_XBIOS |
281
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
811 VsetRGB(firstcolor,ncolors,F30_palette); |
735 | 812 #endif |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
813 break; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
814 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
815 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
816 return(1); |
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 /* 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
|
820 another SDL video routine -- notably UpdateRects. |
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 void XBIOS_VideoQuit(_THIS) |
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,j; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
825 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
826 Atari_ShutdownEvents(); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
827 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
828 /* 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
|
829 #ifndef DEBUG_VIDEO_XBIOS |
281
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
830 switch(XBIOS_cvdo >> 16) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
831 case VDO_ST: |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
832 case VDO_STE: |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
833 Setscreen(-1,XBIOS_oldvbase,XBIOS_oldvmode); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
834 if (XBIOS_oldnumcol) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
835 Setpalette(XBIOS_oldpalette); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
836 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
837 break; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
838 case VDO_TT: |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
839 Setscreen(-1,XBIOS_oldvbase,-1); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
840 EsetShift(XBIOS_oldvmode); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
841 if (XBIOS_oldnumcol) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
842 EsetPalette(0, XBIOS_oldnumcol, XBIOS_oldpalette); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
843 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
844 break; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
845 case VDO_F30: |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
846 Setscreen(-1, XBIOS_oldvbase, -1); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
847 Vsetmode(XBIOS_oldvmode); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
848 if (XBIOS_oldnumcol) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
849 VsetRGB(0, XBIOS_oldnumcol, XBIOS_oldpalette); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
850 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
851 break; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
852 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
853 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
|
854 #endif |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
855 |
992
0324ce32b2d9
Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents:
991
diff
changeset
|
856 |
0324ce32b2d9
Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents:
991
diff
changeset
|
857 #ifdef HAVE_OPENGL |
0324ce32b2d9
Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents:
991
diff
changeset
|
858 if (gl_active) { |
0324ce32b2d9
Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents:
991
diff
changeset
|
859 SDL_AtariGL_Quit(this, SDL_TRUE); |
0324ce32b2d9
Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents:
991
diff
changeset
|
860 } |
0324ce32b2d9
Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents:
991
diff
changeset
|
861 #endif |
0324ce32b2d9
Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents:
991
diff
changeset
|
862 |
281
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
863 if (XBIOS_oldpalette) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
864 free(XBIOS_oldpalette); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
865 XBIOS_oldpalette=NULL; |
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 XBIOS_FreeBuffers(this); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
868 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
869 /* Free mode list */ |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
870 for (j=0;j<NUM_MODELISTS;j++) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
871 for (i=0;i<SDL_NUMMODES;i++) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
872 if (SDL_modelist[j][i]!=NULL) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
873 free(SDL_modelist[j][i]); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
874 SDL_modelist[j][i]=NULL; |
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 } |
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 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
879 this->screen->pixels = NULL; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
880 } |
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
|
881 |
3b1ba22f5a28
Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents:
972
diff
changeset
|
882 #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
|
883 |
3b1ba22f5a28
Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents:
972
diff
changeset
|
884 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
|
885 { |
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
|
886 if (gl_active) { |
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
|
887 gl_copyshadow(this, this->screen); |
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
|
888 gl_convert(this, this->screen); |
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
|
889 XBIOS_FlipHWSurface(this, this->screen); |
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
|
890 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
|
891 } |
3b1ba22f5a28
Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents:
972
diff
changeset
|
892 } |
3b1ba22f5a28
Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents:
972
diff
changeset
|
893 |
3b1ba22f5a28
Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents:
972
diff
changeset
|
894 #endif |