Mercurial > sdl-ios-xcode
annotate src/video/xbios/SDL_xbios.c @ 1312:c9b51268668f
Updated copyright information and removed rcs id lines (problematic in branch merges)
I batch edited these files, so please let me know if I've accidentally removed anybody's
credit here.
author | Sam Lantinga <slouken@libsdl.org> |
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date | Wed, 01 Feb 2006 06:32:25 +0000 |
parents | 3cfb04f6e726 |
children | a4566d07718f |
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1 /* |
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2 SDL - Simple DirectMedia Layer |
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3 Copyright (C) 1997-2006 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 Lesser General Public |
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7 License as published by the Free Software Foundation; either |
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8 version 2.1 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 Lesser 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 Lesser General Public |
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16 License along with this library; if not, write to the Free Software |
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 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 /* |
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24 * Xbios SDL video driver |
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25 * |
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26 * Patrice Mandin |
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27 */ |
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28 |
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29 #include <stdio.h> |
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30 #include <stdlib.h> |
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31 #include <string.h> |
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32 #include <sys/stat.h> |
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33 #include <unistd.h> |
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34 |
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35 /* Mint includes */ |
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36 #include <mint/cookie.h> |
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37 #include <mint/osbind.h> |
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38 #include <mint/falcon.h> |
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39 |
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40 #include "SDL.h" |
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41 #include "SDL_error.h" |
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42 #include "SDL_video.h" |
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43 #include "SDL_mouse.h" |
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44 #include "SDL_sysvideo.h" |
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45 #include "SDL_pixels_c.h" |
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46 #include "SDL_events_c.h" |
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47 |
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48 #include "SDL_ataric2p_s.h" |
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49 #include "SDL_atarievents_c.h" |
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50 #include "SDL_atarimxalloc_c.h" |
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51 #include "SDL_atarigl_c.h" |
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52 #include "SDL_xbios.h" |
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53 #include "SDL_xbios_blowup.h" |
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54 #include "SDL_xbios_centscreen.h" |
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55 #include "SDL_xbios_sb3.h" |
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56 |
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57 #define XBIOS_VID_DRIVER_NAME "xbios" |
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58 |
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59 /* Debug print info */ |
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61 #define DEBUG_PRINT(what) \ |
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62 { \ |
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63 printf what; \ |
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64 } |
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66 #else |
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67 #define DEBUG_PRINT(what) |
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68 #undef DEBUG_VIDEO_XBIOS |
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69 #endif |
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71 /* Initialization/Query functions */ |
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72 static int XBIOS_VideoInit(_THIS, SDL_PixelFormat *vformat); |
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73 static SDL_Rect **XBIOS_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags); |
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74 static SDL_Surface *XBIOS_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); |
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75 static int XBIOS_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors); |
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76 static void XBIOS_VideoQuit(_THIS); |
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77 |
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78 /* Hardware surface functions */ |
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79 static int XBIOS_AllocHWSurface(_THIS, SDL_Surface *surface); |
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80 static int XBIOS_LockHWSurface(_THIS, SDL_Surface *surface); |
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81 static int XBIOS_FlipHWSurface(_THIS, SDL_Surface *surface); |
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82 static void XBIOS_UnlockHWSurface(_THIS, SDL_Surface *surface); |
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83 static void XBIOS_FreeHWSurface(_THIS, SDL_Surface *surface); |
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84 static void XBIOS_UpdateRects(_THIS, int numrects, SDL_Rect *rects); |
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85 |
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86 #ifdef HAVE_OPENGL |
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87 /* OpenGL functions */ |
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88 static void XBIOS_GL_SwapBuffers(_THIS); |
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89 #endif |
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90 |
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91 /* To setup palette */ |
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92 |
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93 static unsigned short TT_palette[256]; |
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94 static unsigned long F30_palette[256]; |
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95 |
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96 /* Xbios driver bootstrap functions */ |
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97 |
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98 static int XBIOS_Available(void) |
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99 { |
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100 unsigned long cookie_vdo, cookie_mil, cookie_hade, cookie_scpn; |
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101 |
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102 /* Milan/Hades Atari clones do not have an Atari video chip */ |
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103 if ( (Getcookie(C__MIL, &cookie_mil) == C_FOUND) || |
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104 (Getcookie(C_hade, &cookie_hade) == C_FOUND) ) { |
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105 return 0; |
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106 } |
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107 |
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108 /* Cookie _VDO present ? if not, assume ST machine */ |
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109 if (Getcookie(C__VDO, &cookie_vdo) != C_FOUND) { |
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110 cookie_vdo = VDO_ST << 16; |
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111 } |
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112 |
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113 /* Test if we have a monochrome monitor plugged in */ |
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114 switch( cookie_vdo >>16) { |
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115 case VDO_ST: |
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116 case VDO_STE: |
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117 if ( Getrez() == (ST_HIGH>>8) ) |
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118 return 0; |
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119 break; |
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120 case VDO_TT: |
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121 if ( (EgetShift() & ES_MODE) == TT_HIGH) |
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122 return 0; |
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123 break; |
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124 case VDO_F30: |
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125 if ( Montype() == MONITOR_MONO) |
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126 return 0; |
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Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
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127 if (Getcookie(C_SCPN, &cookie_scpn) == C_FOUND) { |
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128 if (!SDL_XBIOS_SB3Usable((scpn_cookie_t *)cookie_scpn)) { |
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129 return 0; |
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130 } |
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131 } |
281
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132 break; |
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133 default: |
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134 return 0; |
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135 } |
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136 |
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137 return 1; |
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138 } |
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139 |
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140 static void XBIOS_DeleteDevice(SDL_VideoDevice *device) |
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141 { |
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142 free(device->hidden); |
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143 free(device); |
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144 } |
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145 |
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146 static SDL_VideoDevice *XBIOS_CreateDevice(int devindex) |
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147 { |
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148 SDL_VideoDevice *device; |
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149 |
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150 /* Initialize all variables that we clean on shutdown */ |
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151 device = (SDL_VideoDevice *)malloc(sizeof(SDL_VideoDevice)); |
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152 if ( device ) { |
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153 memset(device, 0, (sizeof *device)); |
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154 device->hidden = (struct SDL_PrivateVideoData *) |
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155 malloc((sizeof *device->hidden)); |
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156 device->gl_data = (struct SDL_PrivateGLData *) |
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157 malloc((sizeof *device->gl_data)); |
281
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158 } |
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159 if ( (device == NULL) || (device->hidden == NULL) ) { |
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160 SDL_OutOfMemory(); |
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161 if ( device ) { |
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162 free(device); |
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|
163 } |
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164 return(0); |
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|
165 } |
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166 memset(device->hidden, 0, (sizeof *device->hidden)); |
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167 memset(device->gl_data, 0, sizeof(*device->gl_data)); |
281
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168 |
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169 /* Video functions */ |
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170 device->VideoInit = XBIOS_VideoInit; |
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171 device->ListModes = XBIOS_ListModes; |
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172 device->SetVideoMode = XBIOS_SetVideoMode; |
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173 device->SetColors = XBIOS_SetColors; |
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174 device->UpdateRects = NULL; |
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175 device->VideoQuit = XBIOS_VideoQuit; |
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176 device->AllocHWSurface = XBIOS_AllocHWSurface; |
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177 device->LockHWSurface = XBIOS_LockHWSurface; |
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178 device->UnlockHWSurface = XBIOS_UnlockHWSurface; |
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179 device->FlipHWSurface = XBIOS_FlipHWSurface; |
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180 device->FreeHWSurface = XBIOS_FreeHWSurface; |
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181 |
978
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182 #ifdef HAVE_OPENGL |
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183 /* OpenGL functions */ |
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184 device->GL_LoadLibrary = SDL_AtariGL_LoadLibrary; |
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185 device->GL_GetProcAddress = SDL_AtariGL_GetProcAddress; |
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186 device->GL_GetAttribute = SDL_AtariGL_GetAttribute; |
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187 device->GL_MakeCurrent = SDL_AtariGL_MakeCurrent; |
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188 device->GL_SwapBuffers = XBIOS_GL_SwapBuffers; |
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189 #endif |
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190 |
281
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191 /* Events */ |
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192 device->InitOSKeymap = Atari_InitOSKeymap; |
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193 device->PumpEvents = Atari_PumpEvents; |
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194 |
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195 device->free = XBIOS_DeleteDevice; |
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196 |
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197 return device; |
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198 } |
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199 |
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200 VideoBootStrap XBIOS_bootstrap = { |
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201 XBIOS_VID_DRIVER_NAME, "Atari Xbios driver", |
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202 XBIOS_Available, XBIOS_CreateDevice |
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203 }; |
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204 |
1042
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205 void SDL_XBIOS_AddMode(_THIS, Uint16 modecode, Uint16 width, Uint16 height, |
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206 Uint16 depth, SDL_bool flags) |
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207 { |
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208 int i, curpos; |
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209 xbiosmode_t *current_mode; |
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210 |
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211 /* Check if mode already exists */ |
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212 if (XBIOS_modelist) { |
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213 current_mode = XBIOS_modelist; |
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214 for (i=0;i<XBIOS_nummodes; i++, current_mode++) { |
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215 if (current_mode->width != width) |
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216 continue; |
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217 if (current_mode->height != height) |
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218 continue; |
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219 if (current_mode->depth != depth) |
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220 continue; |
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221 return; |
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|
222 } |
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223 } |
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224 |
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225 ++XBIOS_nummodes; |
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226 XBIOS_modelist = (xbiosmode_t *) realloc(XBIOS_modelist, XBIOS_nummodes * sizeof(xbiosmode_t)); |
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227 |
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228 /* Keep the list sorted: bpp, width, height */ |
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229 curpos=0; |
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230 |
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231 for(i=0; i<XBIOS_nummodes-1; i++) { |
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232 if (XBIOS_modelist[i].depth <= depth) { |
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233 if (XBIOS_modelist[i].width < width) { |
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234 break; |
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235 } else if (XBIOS_modelist[i].width == width) { |
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236 if (XBIOS_modelist[i].height <= height) { |
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237 break; |
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238 } |
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239 } |
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240 } |
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241 curpos++; |
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242 } |
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243 |
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244 /* Push remaining modes further */ |
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245 for(i=XBIOS_nummodes-1; i>curpos; i--) { |
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246 memcpy(&XBIOS_modelist[i], &XBIOS_modelist[i-1], sizeof(xbiosmode_t)); |
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247 } |
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248 |
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249 XBIOS_modelist[curpos].number = modecode; |
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250 XBIOS_modelist[curpos].width = width; |
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251 XBIOS_modelist[curpos].height = height; |
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252 XBIOS_modelist[curpos].depth = depth; |
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253 XBIOS_modelist[curpos].doubleline = flags; |
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254 } |
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255 |
281
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256 static int XBIOS_VideoInit(_THIS, SDL_PixelFormat *vformat) |
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257 { |
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258 int i,j8,j16; |
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259 xbiosmode_t *current_mode; |
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260 unsigned long cookie_blow, cookie_scpn, cookie_cnts; |
281
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261 |
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262 /* Initialize all variables that we clean on shutdown */ |
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263 memset (SDL_modelist, 0, sizeof(SDL_modelist)); |
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264 |
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265 /* Cookie _VDO present ? if not, assume ST machine */ |
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266 if (Getcookie(C__VDO, &XBIOS_cvdo) != C_FOUND) { |
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267 XBIOS_cvdo = VDO_ST << 16; |
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268 } |
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269 |
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270 /* Allocate memory for old palette */ |
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271 XBIOS_oldpalette = (void *)malloc(256*sizeof(long)); |
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272 if ( !XBIOS_oldpalette ) { |
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273 SDL_SetError("Unable to allocate memory for old palette\n"); |
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274 return(-1); |
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275 } |
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276 |
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277 /* Initialize video mode list */ |
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278 /* and save current screen status (palette, screen address, video mode) */ |
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279 XBIOS_nummodes = 0; |
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280 XBIOS_modelist = NULL; |
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281 XBIOS_centscreen = SDL_FALSE; |
281
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282 |
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283 switch (XBIOS_cvdo >>16) { |
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284 case VDO_ST: |
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285 case VDO_STE: |
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286 { |
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287 short *oldpalette; |
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288 |
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289 SDL_XBIOS_AddMode(this, ST_LOW>>8,320,200,4,SDL_FALSE); |
281
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290 |
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291 XBIOS_oldvbase=Physbase(); |
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292 XBIOS_oldvmode=Getrez(); |
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293 switch(XBIOS_oldvmode << 8) { |
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294 case ST_LOW: |
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295 XBIOS_oldnumcol=16; |
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296 break; |
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297 case ST_MED: |
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298 XBIOS_oldnumcol=4; |
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299 break; |
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300 case ST_HIGH: |
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301 XBIOS_oldnumcol=2; |
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302 break; |
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303 default: |
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304 XBIOS_oldnumcol=0; |
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305 break; |
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306 } |
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307 |
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308 oldpalette= (short *) XBIOS_oldpalette; |
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309 for (i=0;i<XBIOS_oldnumcol;i++) { |
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310 *oldpalette++=Setcolor(i,-1); |
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311 } |
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312 |
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313 vformat->BitsPerPixel = 8; |
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314 } |
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315 break; |
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316 case VDO_TT: |
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317 |
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318 SDL_XBIOS_AddMode(this, TT_LOW,320,480,8,SDL_FALSE); |
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319 /* Software double-lined mode */ |
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320 SDL_XBIOS_AddMode(this, TT_LOW,320,240,8,SDL_TRUE); |
281
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321 |
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322 XBIOS_oldvbase=Logbase(); |
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323 XBIOS_oldvmode=EgetShift(); |
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324 |
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325 switch(XBIOS_oldvmode & ES_MODE) { |
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326 case TT_LOW: |
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327 XBIOS_oldnumcol=256; |
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328 break; |
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329 case ST_LOW: |
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330 case TT_MED: |
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331 XBIOS_oldnumcol=16; |
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332 break; |
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333 case ST_MED: |
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334 XBIOS_oldnumcol=4; |
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335 break; |
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336 case ST_HIGH: |
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337 case TT_HIGH: |
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338 XBIOS_oldnumcol=2; |
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339 break; |
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340 default: |
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341 XBIOS_oldnumcol=0; |
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342 break; |
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343 } |
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344 if (XBIOS_oldnumcol) { |
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345 EgetPalette(0, XBIOS_oldnumcol, XBIOS_oldpalette); |
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346 } |
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347 |
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348 vformat->BitsPerPixel = 8; |
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349 break; |
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350 case VDO_F30: |
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351 switch (Montype()) |
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352 { |
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353 case MONITOR_MONO: |
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354 /* Not usable */ |
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355 break; |
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356 case MONITOR_RGB: |
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357 case MONITOR_TV: |
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358 SDL_XBIOS_AddMode(this, BPS16|COL80|OVERSCAN|VERTFLAG,768,480,16,SDL_FALSE); |
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359 SDL_XBIOS_AddMode(this, BPS16|COL80|OVERSCAN,768,240,16,SDL_FALSE); |
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360 SDL_XBIOS_AddMode(this, BPS16|COL80|VERTFLAG,640,400,16,SDL_FALSE); |
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361 SDL_XBIOS_AddMode(this, BPS16|COL80,640,200,16,SDL_FALSE); |
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362 SDL_XBIOS_AddMode(this, BPS16|OVERSCAN|VERTFLAG,384,480,16,SDL_FALSE); |
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363 SDL_XBIOS_AddMode(this, BPS16|OVERSCAN,384,240,16,SDL_FALSE); |
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364 SDL_XBIOS_AddMode(this, BPS16|VERTFLAG,320,400,16,SDL_FALSE); |
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Patrice Mandin <patmandin@gmail.com>
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|
365 SDL_XBIOS_AddMode(this, BPS16,320,200,16,SDL_FALSE); |
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366 SDL_XBIOS_AddMode(this, BPS8|COL80|OVERSCAN|VERTFLAG,768,480,8,SDL_FALSE); |
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|
367 SDL_XBIOS_AddMode(this, BPS8|COL80|OVERSCAN,768,240,8,SDL_FALSE); |
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Patrice Mandin <patmandin@gmail.com>
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diff
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|
368 SDL_XBIOS_AddMode(this, BPS8|COL80|VERTFLAG,640,400,8,SDL_FALSE); |
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Patrice Mandin <patmandin@gmail.com>
parents:
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diff
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|
369 SDL_XBIOS_AddMode(this, BPS8|COL80,640,200,8,SDL_FALSE); |
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Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
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diff
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|
370 SDL_XBIOS_AddMode(this, BPS8|OVERSCAN|VERTFLAG,384,480,8,SDL_FALSE); |
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Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents:
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diff
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|
371 SDL_XBIOS_AddMode(this, BPS8|OVERSCAN,384,240,8,SDL_FALSE); |
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Patrice Mandin <patmandin@gmail.com>
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diff
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|
372 SDL_XBIOS_AddMode(this, BPS8|VERTFLAG,320,400,8,SDL_FALSE); |
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Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents:
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diff
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|
373 SDL_XBIOS_AddMode(this, BPS8,320,200,8,SDL_FALSE); |
281
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|
374 break; |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
375 case MONITOR_VGA: |
1042
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376 SDL_XBIOS_AddMode(this, BPS16,320,480,16,SDL_FALSE); |
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|
377 SDL_XBIOS_AddMode(this, BPS16|VERTFLAG,320,240,16,SDL_FALSE); |
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|
378 SDL_XBIOS_AddMode(this, BPS8|COL80,640,480,8,SDL_FALSE); |
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|
379 SDL_XBIOS_AddMode(this, BPS8|COL80|VERTFLAG,640,240,8,SDL_FALSE); |
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diff
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|
380 SDL_XBIOS_AddMode(this, BPS8,320,480,8,SDL_FALSE); |
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381 SDL_XBIOS_AddMode(this, BPS8|VERTFLAG,320,240,8,SDL_FALSE); |
281
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382 break; |
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Sam Lantinga <slouken@libsdl.org>
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diff
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|
383 } |
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diff
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|
384 XBIOS_oldvbase=Logbase(); |
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|
385 XBIOS_oldvmode=Vsetmode(-1); |
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diff
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|
386 |
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|
387 XBIOS_oldnumcol= 1<< (1 << (XBIOS_oldvmode & NUMCOLS)); |
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parents:
diff
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|
388 if (XBIOS_oldnumcol > 256) { |
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|
389 XBIOS_oldnumcol = 0; |
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|
390 } |
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diff
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|
391 if (XBIOS_oldnumcol) { |
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Sam Lantinga <slouken@libsdl.org>
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diff
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|
392 VgetRGB(0, XBIOS_oldnumcol, XBIOS_oldpalette); |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
393 } |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
394 |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
395 vformat->BitsPerPixel = 16; |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
396 |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
397 /* Keep vga/rvb, and pal/ntsc bits */ |
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Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
398 current_mode = XBIOS_modelist; |
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diff
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|
399 for (i=0;i<XBIOS_nummodes;i++) { |
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Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
400 Uint16 newvmode; |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
401 |
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Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
402 newvmode = current_mode->number; |
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parents:
diff
changeset
|
403 newvmode &= ~(VGA|PAL); |
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diff
changeset
|
404 newvmode |= XBIOS_oldvmode & (VGA|PAL); |
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diff
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|
405 current_mode->number = newvmode; |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
406 |
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Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
407 current_mode++; |
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diff
changeset
|
408 } |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
409 |
1064
fba6b67b4d60
Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents:
1061
diff
changeset
|
410 /* Initialize BlowUp/SB3/Centscreen stuff if present */ |
1040
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Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents:
993
diff
changeset
|
411 if (Getcookie(C_BLOW, &cookie_blow) == C_FOUND) { |
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Patrice Mandin <patmandin@gmail.com>
parents:
993
diff
changeset
|
412 SDL_XBIOS_BlowupInit(this, (blow_cookie_t *)cookie_blow); |
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Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
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993
diff
changeset
|
413 } else if (Getcookie(C_SCPN, &cookie_scpn) == C_FOUND) { |
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Patrice Mandin <patmandin@gmail.com>
parents:
993
diff
changeset
|
414 SDL_XBIOS_SB3Init(this, (scpn_cookie_t *)cookie_scpn); |
1061
5023cde12cbd
Add Falcon Centscreen extension support
Patrice Mandin <patmandin@gmail.com>
parents:
1043
diff
changeset
|
415 } else if (Getcookie(C_CNTS, &cookie_cnts) == C_FOUND) { |
1064
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Add Centscreen extended modes support
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parents:
1061
diff
changeset
|
416 XBIOS_oldvmode = SDL_XBIOS_CentscreenInit(this); |
fba6b67b4d60
Add Centscreen extended modes support
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1061
diff
changeset
|
417 XBIOS_centscreen = SDL_TRUE; |
1040
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Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
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parents:
993
diff
changeset
|
418 } |
1064
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Add Centscreen extended modes support
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1061
diff
changeset
|
419 |
281
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|
420 break; |
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diff
changeset
|
421 } |
1042
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|
422 |
281
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|
423 current_mode = XBIOS_modelist; |
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diff
changeset
|
424 j8 = j16 = 0; |
1042
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|
425 for (i=0; i<XBIOS_nummodes; i++, current_mode++) { |
281
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diff
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|
426 switch (current_mode->depth) { |
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parents:
diff
changeset
|
427 case 4: |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
428 case 8: |
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parents:
diff
changeset
|
429 SDL_modelist[0][j8] = malloc(sizeof(SDL_Rect)); |
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diff
changeset
|
430 SDL_modelist[0][j8]->x = SDL_modelist[0][j8]->y = 0; |
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Added initial support for Atari (thanks Patrice!)
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diff
changeset
|
431 SDL_modelist[0][j8]->w = current_mode->width; |
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parents:
diff
changeset
|
432 SDL_modelist[0][j8]->h = current_mode->height; |
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Added initial support for Atari (thanks Patrice!)
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parents:
diff
changeset
|
433 XBIOS_videomodes[0][j8]=current_mode; |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
434 j8++; |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
435 break; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
436 case 16: |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
437 SDL_modelist[1][j16] = malloc(sizeof(SDL_Rect)); |
c5010ab8ba35
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parents:
diff
changeset
|
438 SDL_modelist[1][j16]->x = SDL_modelist[1][j16]->y = 0; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
439 SDL_modelist[1][j16]->w = current_mode->width; |
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Added initial support for Atari (thanks Patrice!)
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parents:
diff
changeset
|
440 SDL_modelist[1][j16]->h = current_mode->height; |
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Added initial support for Atari (thanks Patrice!)
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parents:
diff
changeset
|
441 XBIOS_videomodes[1][j16]=current_mode; |
c5010ab8ba35
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parents:
diff
changeset
|
442 j16++; |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
443 break; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
444 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
445 } |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
446 SDL_modelist[0][j8] = NULL; |
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Added initial support for Atari (thanks Patrice!)
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parents:
diff
changeset
|
447 SDL_modelist[1][j16] = NULL; |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
448 |
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parents:
diff
changeset
|
449 XBIOS_screens[0]=NULL; |
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parents:
diff
changeset
|
450 XBIOS_screens[1]=NULL; |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
451 XBIOS_shadowscreen=NULL; |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
452 |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
453 /* Update hardware info */ |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
454 this->info.hw_available = 1; |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
455 this->info.video_mem = (Uint32) Atari_SysMalloc(-1L, MX_STRAM); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
456 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
457 /* Init chunky to planar routine */ |
735 | 458 SDL_Atari_C2pConvert = SDL_Atari_C2pConvert8; |
281
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parents:
diff
changeset
|
459 |
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
|
460 #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
|
461 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
|
462 #endif |
12b13601a544
Final touches to OSMesa OpenGL support on Atari, using loadable libraries. Hope SDL 1.2.8 is out soon.
Patrice Mandin <patmandin@gmail.com>
parents:
989
diff
changeset
|
463 |
281
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diff
changeset
|
464 /* We're done! */ |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
465 return(0); |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
466 } |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
467 |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
468 static SDL_Rect **XBIOS_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
469 { |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
470 /* 8 bits -> list 0 */ |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
471 /* 16 bits -> list 1 */ |
712
8be92df64b22
Finally bugfixed: the simpler the better
Patrice Mandin <patmandin@gmail.com>
parents:
711
diff
changeset
|
472 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
|
473 return NULL; |
8db4098e944b
Severe bugfix: format->BitsPerPixel not checked in ListModes function
Patrice Mandin <patmandin@gmail.com>
parents:
598
diff
changeset
|
474 } |
8db4098e944b
Severe bugfix: format->BitsPerPixel not checked in ListModes function
Patrice Mandin <patmandin@gmail.com>
parents:
598
diff
changeset
|
475 |
712
8be92df64b22
Finally bugfixed: the simpler the better
Patrice Mandin <patmandin@gmail.com>
parents:
711
diff
changeset
|
476 return(SDL_modelist[(format->BitsPerPixel)>>4]); |
281
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
477 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
478 |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
479 static void XBIOS_FreeBuffers(_THIS) |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
480 { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
481 int i; |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
482 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
483 for (i=0;i<2;i++) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
484 if (XBIOS_screensmem[i]!=NULL) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
485 Mfree(XBIOS_screensmem[i]); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
486 XBIOS_screensmem[i]=NULL; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
487 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
488 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
489 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
490 if (XBIOS_shadowscreen!=NULL) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
491 Mfree(XBIOS_shadowscreen); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
492 XBIOS_shadowscreen=NULL; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
493 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
494 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
495 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
496 static SDL_Surface *XBIOS_SetVideoMode(_THIS, SDL_Surface *current, |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
497 int width, int height, int bpp, Uint32 flags) |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
498 { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
499 int mode, new_depth; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
500 int i; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
501 xbiosmode_t *new_video_mode; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
502 Uint32 new_screen_size; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
503 Uint32 modeflags; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
504 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
505 /* Free current buffers */ |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
506 XBIOS_FreeBuffers(this); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
507 |
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
|
508 /* 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
|
509 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
|
510 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
|
511 } |
ff1058d642dc
Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly
Patrice Mandin <patmandin@gmail.com>
parents:
797
diff
changeset
|
512 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
|
513 |
281
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diff
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|
514 /* Search if the mode exists (width, height, bpp) */ |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
515 for ( mode=0; SDL_modelist[bpp][mode]; ++mode ) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
516 if ( (SDL_modelist[bpp][mode]->w == width) && |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
517 (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
|
518 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
519 break; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
520 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
521 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
522 if ( SDL_modelist[bpp][mode] == NULL ) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
523 SDL_SetError("Couldn't find requested mode in list"); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
524 return(NULL); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
525 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
526 |
1103
18e5babe266e
Tell SDL to notfree my video surfaces (Damn, no how-to write a SDL driver)
Patrice Mandin <patmandin@gmail.com>
parents:
1102
diff
changeset
|
527 modeflags = SDL_FULLSCREEN | SDL_PREALLOC; |
281
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diff
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|
528 |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
529 /* Allocate needed buffers: simple/double buffer and shadow surface */ |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
530 new_video_mode = XBIOS_videomodes[bpp][mode]; |
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
531 new_depth = new_video_mode->depth; |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
532 if (new_depth == 4) { |
735 | 533 SDL_Atari_C2pConvert = SDL_Atari_C2pConvert4; |
281
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|
534 new_depth=8; |
1085
49d154d0c56e
4bits screen also has hardware palette
Patrice Mandin <patmandin@gmail.com>
parents:
1084
diff
changeset
|
535 modeflags |= SDL_SWSURFACE|SDL_HWPALETTE; |
281
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Sam Lantinga <slouken@libsdl.org>
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diff
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|
536 } else if (new_depth == 8) { |
735 | 537 SDL_Atari_C2pConvert = SDL_Atari_C2pConvert8; |
508
9ff7e90aaa94
Fixed gamma correction in Atari video drivers (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
319
diff
changeset
|
538 modeflags |= SDL_SWSURFACE|SDL_HWPALETTE; |
281
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diff
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|
539 } else { |
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parents:
diff
changeset
|
540 modeflags |= SDL_HWSURFACE; |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
541 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
542 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
543 new_screen_size = width * height * ((new_depth)>>3); |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
544 new_screen_size += 256; /* To align on a 256 byte adress */ |
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Added initial support for Atari (thanks Patrice!)
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parents:
diff
changeset
|
545 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
546 if (new_depth == 8) { |
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Added initial support for Atari (thanks Patrice!)
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parents:
diff
changeset
|
547 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
|
548 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
549 if (XBIOS_shadowscreen == NULL) { |
1104
bf145eaf76ef
Tell user how many bytes are needed
Patrice Mandin <patmandin@gmail.com>
parents:
1103
diff
changeset
|
550 SDL_SetError("Can not allocate %d KB for shadow buffer", new_screen_size>>10); |
281
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
551 return (NULL); |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
552 } |
287
e4bd0cf95506
From: Patrice Mandin <pmandin@caramail.com>
Sam Lantinga <slouken@libsdl.org>
parents:
281
diff
changeset
|
553 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
|
554 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
555 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
556 /* 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
|
557 XBIOS_doubleline = SDL_FALSE; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
558 if (new_video_mode->doubleline) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
559 new_screen_size <<= 1; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
560 XBIOS_doubleline = SDL_TRUE; |
c5010ab8ba35
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 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
563 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
|
564 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
565 if (XBIOS_screensmem[0]==NULL) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
566 XBIOS_FreeBuffers(this); |
1104
bf145eaf76ef
Tell user how many bytes are needed
Patrice Mandin <patmandin@gmail.com>
parents:
1103
diff
changeset
|
567 SDL_SetError("Can not allocate %d KB for frame buffer", new_screen_size>>10); |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
568 return (NULL); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
569 } |
287
e4bd0cf95506
From: Patrice Mandin <pmandin@caramail.com>
Sam Lantinga <slouken@libsdl.org>
parents:
281
diff
changeset
|
570 memset(XBIOS_screensmem[0], 0, new_screen_size); |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
571 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
572 XBIOS_screens[0]=(void *) (( (long) XBIOS_screensmem[0]+256) & 0xFFFFFF00UL); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
573 |
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
|
574 #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
|
575 if (flags & SDL_OPENGL) { |
3b1ba22f5a28
Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents:
972
diff
changeset
|
576 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
|
577 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
|
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 #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
|
581 |
281
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
582 /* Double buffer ? */ |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
583 if (flags & SDL_DOUBLEBUF) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
584 XBIOS_screensmem[1] = Atari_SysMalloc(new_screen_size, MX_STRAM); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
585 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
586 if (XBIOS_screensmem[1]==NULL) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
587 XBIOS_FreeBuffers(this); |
1104
bf145eaf76ef
Tell user how many bytes are needed
Patrice Mandin <patmandin@gmail.com>
parents:
1103
diff
changeset
|
588 SDL_SetError("Can not allocate %d KB for double buffer", new_screen_size>>10); |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
589 return (NULL); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
590 } |
287
e4bd0cf95506
From: Patrice Mandin <pmandin@caramail.com>
Sam Lantinga <slouken@libsdl.org>
parents:
281
diff
changeset
|
591 memset(XBIOS_screensmem[1], 0, new_screen_size); |
281
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
592 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
593 XBIOS_screens[1]=(void *) (( (long) XBIOS_screensmem[1]+256) & 0xFFFFFF00UL); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
594 modeflags |= SDL_DOUBLEBUF; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
595 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
596 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
597 /* Allocate the new pixel format for the screen */ |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
598 if ( ! SDL_ReallocFormat(current, new_depth, 0, 0, 0, 0) ) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
599 XBIOS_FreeBuffers(this); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
600 SDL_SetError("Couldn't allocate new pixel format for requested mode"); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
601 return(NULL); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
602 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
603 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
604 current->w = XBIOS_width = width; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
605 current->h = XBIOS_height = height; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
606 current->pitch = (width * new_depth)>>3; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
607 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
608 /* this is for C2P conversion */ |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
609 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
|
610 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
611 if (new_depth == 8) |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
612 current->pixels = XBIOS_shadowscreen; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
613 else |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
614 current->pixels = XBIOS_screens[0]; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
615 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
616 XBIOS_fbnum = 0; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
617 |
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
|
618 #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
|
619 if (flags & SDL_OPENGL) { |
989
475166d13b44
Factorize OSMesa OpenGL code for Atari drivers
Patrice Mandin <patmandin@gmail.com>
parents:
980
diff
changeset
|
620 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
|
621 XBIOS_FreeBuffers(this); |
989
475166d13b44
Factorize OSMesa OpenGL code for Atari drivers
Patrice Mandin <patmandin@gmail.com>
parents:
980
diff
changeset
|
622 SDL_SetError("Can not create OpenGL context"); |
475166d13b44
Factorize OSMesa OpenGL code for Atari drivers
Patrice Mandin <patmandin@gmail.com>
parents:
980
diff
changeset
|
623 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
|
624 } |
3b1ba22f5a28
Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents:
972
diff
changeset
|
625 |
3b1ba22f5a28
Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents:
972
diff
changeset
|
626 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
|
627 } |
3b1ba22f5a28
Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents:
972
diff
changeset
|
628 #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
|
629 |
3b1ba22f5a28
Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents:
972
diff
changeset
|
630 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
|
631 |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
632 /* Now set the video mode */ |
735 | 633 #ifndef DEBUG_VIDEO_XBIOS |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
634 Setscreen(-1,XBIOS_screens[0],-1); |
735 | 635 #endif |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
636 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
637 switch(XBIOS_cvdo >> 16) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
638 case VDO_ST: |
735 | 639 #ifndef DEBUG_VIDEO_XBIOS |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
640 Setscreen(-1,-1,new_video_mode->number); |
735 | 641 #endif |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
642 /* Reset palette */ |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
643 for (i=0;i<16;i++) { |
1085
49d154d0c56e
4bits screen also has hardware palette
Patrice Mandin <patmandin@gmail.com>
parents:
1084
diff
changeset
|
644 TT_palette[i]= ((i>>1)<<8) | (((i*8)/17)<<4) | (i>>1); |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
645 } |
735 | 646 #ifndef DEBUG_VIDEO_XBIOS |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
647 Setpalette(TT_palette); |
735 | 648 #endif |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
649 break; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
650 case VDO_STE: |
735 | 651 #ifndef DEBUG_VIDEO_XBIOS |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
652 Setscreen(-1,-1,new_video_mode->number); |
735 | 653 #endif |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
654 /* Reset palette */ |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
655 for (i=0;i<16;i++) |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
656 { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
657 int c; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
658 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
659 c=((i&1)<<3)|((i>>1)&7); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
660 TT_palette[i]=(c<<8)|(c<<4)|c; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
661 } |
735 | 662 #ifndef DEBUG_VIDEO_XBIOS |
281
c5010ab8ba35
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
663 Setpalette(TT_palette); |
735 | 664 #endif |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
665 break; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
666 case VDO_TT: |
735 | 667 #ifndef DEBUG_VIDEO_XBIOS |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
668 EsetShift(new_video_mode->number); |
735 | 669 #endif |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
670 break; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
671 case VDO_F30: |
735 | 672 #ifndef DEBUG_VIDEO_XBIOS |
1064
fba6b67b4d60
Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents:
1061
diff
changeset
|
673 if (XBIOS_centscreen) { |
fba6b67b4d60
Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents:
1061
diff
changeset
|
674 SDL_XBIOS_CentscreenSetmode(this, width, height, new_depth); |
fba6b67b4d60
Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents:
1061
diff
changeset
|
675 } else { |
fba6b67b4d60
Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents:
1061
diff
changeset
|
676 Vsetmode(new_video_mode->number); |
fba6b67b4d60
Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents:
1061
diff
changeset
|
677 } |
735 | 678 #endif |
1094
5012b97142ac
Set hardware palette to black in True Colour mode
Patrice Mandin <patmandin@gmail.com>
parents:
1085
diff
changeset
|
679 /* Set hardware palette to black in True Colour */ |
5012b97142ac
Set hardware palette to black in True Colour mode
Patrice Mandin <patmandin@gmail.com>
parents:
1085
diff
changeset
|
680 if (new_depth == 16) { |
5012b97142ac
Set hardware palette to black in True Colour mode
Patrice Mandin <patmandin@gmail.com>
parents:
1085
diff
changeset
|
681 memset(F30_palette, 0, sizeof(F30_palette)); |
5012b97142ac
Set hardware palette to black in True Colour mode
Patrice Mandin <patmandin@gmail.com>
parents:
1085
diff
changeset
|
682 VsetRGB(0,256,F30_palette); |
5012b97142ac
Set hardware palette to black in True Colour mode
Patrice Mandin <patmandin@gmail.com>
parents:
1085
diff
changeset
|
683 } |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
684 break; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
685 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
686 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
687 Vsync(); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
688 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
689 this->UpdateRects = XBIOS_UpdateRects; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
690 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
691 return (current); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
692 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
693 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
694 /* We don't actually allow hardware surfaces other than the main one */ |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
695 static int XBIOS_AllocHWSurface(_THIS, SDL_Surface *surface) |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
696 { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
697 return(-1); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
698 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
699 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
700 static void XBIOS_FreeHWSurface(_THIS, SDL_Surface *surface) |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
701 { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
702 return; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
703 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
704 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
705 static int XBIOS_LockHWSurface(_THIS, SDL_Surface *surface) |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
706 { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
707 return(0); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
708 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
709 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
710 static void XBIOS_UnlockHWSurface(_THIS, SDL_Surface *surface) |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
711 { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
712 return; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
713 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
714 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
715 static void XBIOS_UpdateRects(_THIS, int numrects, SDL_Rect *rects) |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
716 { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
717 SDL_Surface *surface; |
314
bff64eba7721
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
311
diff
changeset
|
718 |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
719 surface = this->screen; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
720 |
314
bff64eba7721
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
311
diff
changeset
|
721 if ((surface->format->BitsPerPixel) == 8) { |
bff64eba7721
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
311
diff
changeset
|
722 int i; |
bff64eba7721
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
311
diff
changeset
|
723 |
bff64eba7721
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
311
diff
changeset
|
724 for (i=0;i<numrects;i++) { |
bff64eba7721
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
311
diff
changeset
|
725 void *source,*destination; |
bff64eba7721
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
311
diff
changeset
|
726 int x1,x2; |
bff64eba7721
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
311
diff
changeset
|
727 |
bff64eba7721
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
311
diff
changeset
|
728 x1 = rects[i].x & ~15; |
319
189a6a3416c7
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
314
diff
changeset
|
729 x2 = rects[i].x+rects[i].w; |
189a6a3416c7
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
314
diff
changeset
|
730 if (x2 & 15) { |
189a6a3416c7
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
314
diff
changeset
|
731 x2 = (x2 | 15) +1; |
189a6a3416c7
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
314
diff
changeset
|
732 } |
314
bff64eba7721
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
311
diff
changeset
|
733 |
bff64eba7721
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
311
diff
changeset
|
734 source = surface->pixels; |
bff64eba7721
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
311
diff
changeset
|
735 source += surface->pitch * rects[i].y; |
bff64eba7721
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
311
diff
changeset
|
736 source += x1; |
bff64eba7721
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
311
diff
changeset
|
737 |
1256
3cfb04f6e726
Rollback 1.28 change, but only for UpdateRects function this time
Patrice Mandin <patmandin@gmail.com>
parents:
1239
diff
changeset
|
738 destination = XBIOS_screens[XBIOS_fbnum]; |
314
bff64eba7721
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
311
diff
changeset
|
739 destination += XBIOS_pitch * rects[i].y; |
bff64eba7721
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
311
diff
changeset
|
740 destination += x1; |
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diff
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|
741 |
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|
742 /* Convert chunky to planar screen */ |
735 | 743 SDL_Atari_C2pConvert( |
1101
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diff
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|
744 source, |
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diff
changeset
|
745 destination, |
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diff
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|
746 x2-x1, |
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parents:
1094
diff
changeset
|
747 rects[i].h, |
314
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311
diff
changeset
|
748 XBIOS_doubleline, |
1101
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749 surface->pitch, |
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|
750 XBIOS_pitch |
314
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diff
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|
751 ); |
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|
752 } |
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|
753 } |
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|
754 |
735 | 755 #ifndef DEBUG_VIDEO_XBIOS |
314
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756 Setscreen(-1,XBIOS_screens[XBIOS_fbnum],-1); |
735 | 757 #endif |
314
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|
758 Vsync(); |
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diff
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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 } |
281
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|
766 } |
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changeset
|
767 |
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changeset
|
768 static int XBIOS_FlipHWSurface(_THIS, SDL_Surface *surface) |
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|
769 { |
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|
770 if ((surface->format->BitsPerPixel) == 8) { |
1101
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|
771 void *destscr; |
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|
772 int destx; |
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diff
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|
773 |
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|
774 /* Center on destination screen */ |
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|
775 destscr = XBIOS_screens[XBIOS_fbnum]; |
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|
776 destscr += XBIOS_pitch * ((XBIOS_height - surface->h) >> 1); |
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777 destx = (XBIOS_width - surface->w) >> 1; |
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|
778 destx &= ~15; |
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|
779 destscr += destx; |
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|
780 |
281
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|
781 /* Convert chunky to planar screen */ |
735 | 782 SDL_Atari_C2pConvert( |
1101
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783 surface->pixels, |
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|
784 destscr, |
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|
785 surface->w, |
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|
786 surface->h, |
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|
787 XBIOS_doubleline, |
1101
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diff
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|
788 surface->pitch, |
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789 XBIOS_pitch |
281
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|
790 ); |
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Sam Lantinga <slouken@libsdl.org>
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|
791 } |
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792 |
735 | 793 #ifndef DEBUG_VIDEO_XBIOS |
281
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794 Setscreen(-1,XBIOS_screens[XBIOS_fbnum],-1); |
735 | 795 #endif |
281
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|
796 Vsync(); |
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|
797 |
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|
798 if ((surface->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) { |
311
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|
799 XBIOS_fbnum ^= 1; |
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800 if ((surface->format->BitsPerPixel) > 8) { |
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|
801 surface->pixels=XBIOS_screens[XBIOS_fbnum]; |
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802 } |
281
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803 } |
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|
804 |
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|
805 return(0); |
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|
806 } |
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|
807 |
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|
808 static int XBIOS_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) |
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|
809 { |
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diff
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|
810 int i; |
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|
811 int r,v,b; |
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changeset
|
812 |
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|
813 switch( XBIOS_cvdo >> 16) { |
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parents:
diff
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|
814 case VDO_ST: |
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|
815 case VDO_STE: |
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changeset
|
816 for (i=0;i<ncolors;i++) |
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changeset
|
817 { |
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|
818 r = colors[i].r; |
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changeset
|
819 v = colors[i].g; |
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diff
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|
820 b = colors[i].b; |
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|
821 |
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diff
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|
822 TT_palette[firstcolor+i]=((r*30)+(v*59)+(b*11))/100; |
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823 } |
735 | 824 SDL_Atari_C2pConvert4_pal(TT_palette); /* convert the lighting */ |
281
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|
825 break; |
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diff
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|
826 case VDO_TT: |
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diff
changeset
|
827 for(i = 0; i < ncolors; i++) |
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parents:
diff
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|
828 { |
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parents:
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changeset
|
829 r = colors[i].r; |
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parents:
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changeset
|
830 v = colors[i].g; |
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|
831 b = colors[i].b; |
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changeset
|
832 |
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1101
diff
changeset
|
833 TT_palette[i]=((r>>4)<<8)|((v>>4)<<4)|(b>>4); |
281
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834 } |
735 | 835 #ifndef DEBUG_VIDEO_XBIOS |
281
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836 EsetPalette(firstcolor,ncolors,TT_palette); |
735 | 837 #endif |
281
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838 break; |
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changeset
|
839 case VDO_F30: |
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changeset
|
840 for(i = 0; i < ncolors; i++) |
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|
841 { |
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changeset
|
842 r = colors[i].r; |
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diff
changeset
|
843 v = colors[i].g; |
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changeset
|
844 b = colors[i].b; |
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|
845 |
1102
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parents:
1101
diff
changeset
|
846 F30_palette[i]=(r<<16)|(v<<8)|b; |
281
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847 } |
735 | 848 #ifndef DEBUG_VIDEO_XBIOS |
281
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|
849 VsetRGB(firstcolor,ncolors,F30_palette); |
735 | 850 #endif |
281
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|
851 break; |
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|
852 } |
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parents:
diff
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|
853 |
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parents:
diff
changeset
|
854 return(1); |
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Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
855 } |
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parents:
diff
changeset
|
856 |
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parents:
diff
changeset
|
857 /* Note: If we are terminated, this could be called in the middle of |
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858 another SDL video routine -- notably UpdateRects. |
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|
859 */ |
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diff
changeset
|
860 static void XBIOS_VideoQuit(_THIS) |
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|
861 { |
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parents:
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changeset
|
862 int i,j; |
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diff
changeset
|
863 |
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diff
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|
864 Atari_ShutdownEvents(); |
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diff
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|
865 |
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Sam Lantinga <slouken@libsdl.org>
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diff
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|
866 /* Restore video mode and palette */ |
801
ff1058d642dc
Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly
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parents:
797
diff
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|
867 #ifndef DEBUG_VIDEO_XBIOS |
281
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diff
changeset
|
868 switch(XBIOS_cvdo >> 16) { |
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|
869 case VDO_ST: |
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diff
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|
870 case VDO_STE: |
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diff
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|
871 Setscreen(-1,XBIOS_oldvbase,XBIOS_oldvmode); |
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|
872 if (XBIOS_oldnumcol) { |
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diff
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|
873 Setpalette(XBIOS_oldpalette); |
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parents:
diff
changeset
|
874 } |
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diff
changeset
|
875 break; |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
876 case VDO_TT: |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
877 Setscreen(-1,XBIOS_oldvbase,-1); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
878 EsetShift(XBIOS_oldvmode); |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
879 if (XBIOS_oldnumcol) { |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
880 EsetPalette(0, XBIOS_oldnumcol, XBIOS_oldpalette); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
881 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
882 break; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
883 case VDO_F30: |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
884 Setscreen(-1, XBIOS_oldvbase, -1); |
1064
fba6b67b4d60
Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents:
1061
diff
changeset
|
885 if (XBIOS_centscreen) { |
fba6b67b4d60
Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents:
1061
diff
changeset
|
886 SDL_XBIOS_CentscreenRestore(this, XBIOS_oldvmode); |
fba6b67b4d60
Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents:
1061
diff
changeset
|
887 } else { |
fba6b67b4d60
Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents:
1061
diff
changeset
|
888 Vsetmode(XBIOS_oldvmode); |
fba6b67b4d60
Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents:
1061
diff
changeset
|
889 } |
281
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parents:
diff
changeset
|
890 if (XBIOS_oldnumcol) { |
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Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
891 VsetRGB(0, XBIOS_oldnumcol, XBIOS_oldpalette); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
892 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
893 break; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
894 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
895 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
|
896 #endif |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
897 |
992
0324ce32b2d9
Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents:
991
diff
changeset
|
898 |
0324ce32b2d9
Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents:
991
diff
changeset
|
899 #ifdef HAVE_OPENGL |
0324ce32b2d9
Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents:
991
diff
changeset
|
900 if (gl_active) { |
0324ce32b2d9
Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents:
991
diff
changeset
|
901 SDL_AtariGL_Quit(this, SDL_TRUE); |
0324ce32b2d9
Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents:
991
diff
changeset
|
902 } |
0324ce32b2d9
Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents:
991
diff
changeset
|
903 #endif |
0324ce32b2d9
Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents:
991
diff
changeset
|
904 |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
905 if (XBIOS_oldpalette) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
906 free(XBIOS_oldpalette); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
907 XBIOS_oldpalette=NULL; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
908 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
909 XBIOS_FreeBuffers(this); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
910 |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
911 /* Free mode list */ |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
912 for (j=0;j<NUM_MODELISTS;j++) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
913 for (i=0;i<SDL_NUMMODES;i++) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
914 if (SDL_modelist[j][i]!=NULL) { |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
915 free(SDL_modelist[j][i]); |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
916 SDL_modelist[j][i]=NULL; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
917 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
918 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
919 } |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
920 |
1042
0e7218843cfb
Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents:
1040
diff
changeset
|
921 if (XBIOS_modelist) { |
0e7218843cfb
Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents:
1040
diff
changeset
|
922 free(XBIOS_modelist); |
0e7218843cfb
Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents:
1040
diff
changeset
|
923 XBIOS_nummodes=0; |
0e7218843cfb
Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents:
1040
diff
changeset
|
924 XBIOS_modelist=NULL; |
0e7218843cfb
Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents:
1040
diff
changeset
|
925 } |
0e7218843cfb
Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents:
1040
diff
changeset
|
926 |
281
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
927 this->screen->pixels = NULL; |
c5010ab8ba35
Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
928 } |
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
|
929 |
3b1ba22f5a28
Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents:
972
diff
changeset
|
930 #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
|
931 |
3b1ba22f5a28
Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents:
972
diff
changeset
|
932 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
|
933 { |
993
2662da16d668
Forgot to flush OpenGL buffer using glFinish
Patrice Mandin <patmandin@gmail.com>
parents:
992
diff
changeset
|
934 SDL_AtariGL_SwapBuffers(this); |
2662da16d668
Forgot to flush OpenGL buffer using glFinish
Patrice Mandin <patmandin@gmail.com>
parents:
992
diff
changeset
|
935 XBIOS_FlipHWSurface(this, this->screen); |
2662da16d668
Forgot to flush OpenGL buffer using glFinish
Patrice Mandin <patmandin@gmail.com>
parents:
992
diff
changeset
|
936 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
|
937 } |
3b1ba22f5a28
Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents:
972
diff
changeset
|
938 |
3b1ba22f5a28
Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents:
972
diff
changeset
|
939 #endif |