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annotate src/video/quartz/SDL_QuartzGL.m @ 1921:f3399f779a1d

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Bug fixes to the OpenGL renderer
author Sam Lantinga <slouken@libsdl.org>
date Sat, 22 Jul 2006 18:01:56 +0000
parents c121d94672cb
children
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2003 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Library General Public
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7 License as published by the Free Software Foundation; either
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8 version 2 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Library General Public License for more details.
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14
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15 You should have received a copy of the GNU Library General Public
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16 License along with this library; if not, write to the Free
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22 #include "SDL_config.h"
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23
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24 #include "SDL_QuartzVideo.h"
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25
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26 /*
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27 * GL_ARB_Multisample is supposed to be available in 10.1, according to Apple:
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28 *
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29 * http://developer.apple.com/opengl/extensions.html#GL_ARB_multisample
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30 *
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31 * ...but it isn't in the system headers, according to Sam:
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32 *
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33 * http://www.libsdl.org/pipermail/sdl/2003-December/058335.html
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34 *
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35 * These are normally enums and not #defines in the system headers.
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36 *
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37 * --ryan.
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38 */
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39 #if (MAC_OS_X_VERSION_MAX_ALLOWED < 1020)
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40 #define NSOpenGLPFASampleBuffers ((NSOpenGLPixelFormatAttribute) 55)
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41 #define NSOpenGLPFASamples ((NSOpenGLPixelFormatAttribute) 56)
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42 #endif
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43
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44
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45 @ implementation NSOpenGLContext (CGLContextAccess)
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46 - (CGLContextObj) cglContext;
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47 {
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48 return _contextAuxiliary;
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49 }
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50
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51 @end
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52 /* OpenGL helper functions (used internally) */
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53 int
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54 QZ_SetupOpenGL (_THIS, int bpp, Uint32 flags)
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55 {
761
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56
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57 NSOpenGLPixelFormatAttribute attr[32];
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58 NSOpenGLPixelFormat *fmt;
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59 int i = 0;
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60 int colorBits = bpp;
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61
1195
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62 /* if a GL library hasn't been loaded at this point, load the default. */
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63 if (!this->gl_config.driver_loaded) {
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64 if (QZ_GL_LoadLibrary (this, NULL) == -1)
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65 return 0;
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66 }
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67
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68 if (flags & SDL_FULLSCREEN) {
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69
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70 attr[i++] = NSOpenGLPFAFullScreen;
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71 }
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72 /* In windowed mode, the OpenGL pixel depth must match device pixel depth */
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73 else if (colorBits != device_bpp) {
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74
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75 colorBits = device_bpp;
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76 }
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77
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78 attr[i++] = NSOpenGLPFAColorSize;
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79 attr[i++] = colorBits;
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80
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81 attr[i++] = NSOpenGLPFADepthSize;
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82 attr[i++] = this->gl_config.depth_size;
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83
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84 if (this->gl_config.double_buffer) {
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85 attr[i++] = NSOpenGLPFADoubleBuffer;
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86 }
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87
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88 if (this->gl_config.stereo) {
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89 attr[i++] = NSOpenGLPFAStereo;
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90 }
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91
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92 if (this->gl_config.stencil_size != 0) {
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93 attr[i++] = NSOpenGLPFAStencilSize;
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94 attr[i++] = this->gl_config.stencil_size;
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95 }
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96
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97 if ((this->gl_config.accum_red_size +
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98 this->gl_config.accum_green_size +
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99 this->gl_config.accum_blue_size +
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100 this->gl_config.accum_alpha_size) > 0) {
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101 attr[i++] = NSOpenGLPFAAccumSize;
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102 attr[i++] =
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103 this->gl_config.accum_red_size +
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104 this->gl_config.accum_green_size +
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105 this->gl_config.accum_blue_size +
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106 this->gl_config.accum_alpha_size;
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107 }
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108
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109 if (this->gl_config.multisamplebuffers != 0) {
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110 attr[i++] = NSOpenGLPFASampleBuffers;
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111 attr[i++] = this->gl_config.multisamplebuffers;
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112 }
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113
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114 if (this->gl_config.multisamplesamples != 0) {
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115 attr[i++] = NSOpenGLPFASamples;
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116 attr[i++] = this->gl_config.multisamplesamples;
900
c3c8739f7844 *** empty log message ***
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117 attr[i++] = NSOpenGLPFANoRecovery;
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118 }
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119
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120 if (this->gl_config.accelerated > 0) {
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121 attr[i++] = NSOpenGLPFAAccelerated;
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122 }
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123
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124 attr[i++] = NSOpenGLPFAScreenMask;
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125 attr[i++] = CGDisplayIDToOpenGLDisplayMask (display_id);
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126 attr[i] = 0;
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127
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128 fmt =[[NSOpenGLPixelFormat alloc] initWithAttributes:attr];
761
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129 if (fmt == nil) {
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diff changeset
130 SDL_SetError ("Failed creating OpenGL pixel format");
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131 return 0;
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parents:
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132 }
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133
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134 gl_context =[[NSOpenGLContext alloc] initWithFormat: fmt shareContext:nil];
761
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135
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diff changeset
136 [fmt release];
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diff changeset
137
761
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diff changeset
138 if (gl_context == nil) {
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diff changeset
139 SDL_SetError ("Failed creating OpenGL context");
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140 return 0;
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parents:
diff changeset
141 }
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142
1736
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143 /* Synchronize QZ_GL_SwapBuffers() to vertical retrace.
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144 * (Apple's documentation is not completely clear about what this setting
3b2a92126f4d Implemented bug #2, 117:
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145 * exactly does, IMHO - for a detailed explanation see
3b2a92126f4d Implemented bug #2, 117:
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146 * http://lists.apple.com/archives/mac-opengl/2006/Jan/msg00080.html )
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147 */
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148 if (this->gl_config.swap_control >= 0) {
1736
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149 long value;
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150 value = this->gl_config.swap_control;
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151 [gl_context setValues: &value forParameter:NSOpenGLCPSwapInterval];
1736
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152 }
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153
761
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154 /*
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parents:
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155 * Wisdom from Apple engineer in reference to UT2003's OpenGL performance:
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parents:
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156 * "You are blowing a couple of the internal OpenGL function caches. This
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parents:
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157 * appears to be happening in the VAO case. You can tell OpenGL to up
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parents:
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158 * the cache size by issuing the following calls right after you create
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parents:
diff changeset
159 * the OpenGL context. The default cache size is 16." --ryan.
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160 */
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161
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162 #ifndef GLI_ARRAY_FUNC_CACHE_MAX
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163 #define GLI_ARRAY_FUNC_CACHE_MAX 284
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164 #endif
761
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165
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166 #ifndef GLI_SUBMIT_FUNC_CACHE_MAX
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167 #define GLI_SUBMIT_FUNC_CACHE_MAX 280
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168 #endif
761
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diff changeset
169
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
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parents:
diff changeset
170 {
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
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diff changeset
171 long cache_max = 64;
1895
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diff changeset
172 CGLContextObj ctx =[gl_context cglContext];
761
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173 CGLSetParameter (ctx, GLI_SUBMIT_FUNC_CACHE_MAX, &cache_max);
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parents:
diff changeset
174 CGLSetParameter (ctx, GLI_ARRAY_FUNC_CACHE_MAX, &cache_max);
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parents:
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175 }
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
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parents:
diff changeset
176
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diff changeset
177 /* End Wisdom from Apple Engineer section. --ryan. */
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parents:
diff changeset
178
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179 return 1;
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180 }
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181
1895
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diff changeset
182 void
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183 QZ_TearDownOpenGL (_THIS)
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diff changeset
184 {
761
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185
1895
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diff changeset
186 [NSOpenGLContext clearCurrentContext];
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187 [gl_context clearDrawable];
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diff changeset
188 [gl_context release];
761
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diff changeset
189 }
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
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parents:
diff changeset
190
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
191
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
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diff changeset
192 /* SDL OpenGL functions */
1189
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diff changeset
193 static const char *DEFAULT_OPENGL_LIB_NAME =
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194 "/System/Library/Frameworks/OpenGL.framework/Libraries/libGL.dylib";
761
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195
1895
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diff changeset
196 int
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diff changeset
197 QZ_GL_LoadLibrary (_THIS, const char *location)
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diff changeset
198 {
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diff changeset
199 if (gl_context != NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
200 SDL_SetError ("OpenGL context already created");
1181
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201 return -1;
49d3efec6651 Quartz driver OpenGL updates:
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diff changeset
202 }
49d3efec6651 Quartz driver OpenGL updates:
Ryan C. Gordon <icculus@icculus.org>
parents: 1177
diff changeset
203
1189
c96b326b90ba Moved Quartz SDL_GL_LoadLibrary() to SDL_loadso interface.
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
204 if (opengl_library != NULL)
1895
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diff changeset
205 SDL_UnloadObject (opengl_library);
1181
49d3efec6651 Quartz driver OpenGL updates:
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diff changeset
206
49d3efec6651 Quartz driver OpenGL updates:
Ryan C. Gordon <icculus@icculus.org>
parents: 1177
diff changeset
207 if (location == NULL)
1189
c96b326b90ba Moved Quartz SDL_GL_LoadLibrary() to SDL_loadso interface.
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
208 location = DEFAULT_OPENGL_LIB_NAME;
1181
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diff changeset
209
1895
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diff changeset
210 opengl_library = SDL_LoadObject (location);
1189
c96b326b90ba Moved Quartz SDL_GL_LoadLibrary() to SDL_loadso interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1181
diff changeset
211 if (opengl_library != NULL) {
1181
49d3efec6651 Quartz driver OpenGL updates:
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diff changeset
212 this->gl_config.driver_loaded = 1;
49d3efec6651 Quartz driver OpenGL updates:
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diff changeset
213 return 0;
49d3efec6651 Quartz driver OpenGL updates:
Ryan C. Gordon <icculus@icculus.org>
parents: 1177
diff changeset
214 }
49d3efec6651 Quartz driver OpenGL updates:
Ryan C. Gordon <icculus@icculus.org>
parents: 1177
diff changeset
215
1189
c96b326b90ba Moved Quartz SDL_GL_LoadLibrary() to SDL_loadso interface.
Ryan C. Gordon <icculus@icculus.org>
parents: 1181
diff changeset
216 this->gl_config.driver_loaded = 0;
1181
49d3efec6651 Quartz driver OpenGL updates:
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diff changeset
217 return -1;
761
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diff changeset
218 }
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
219
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
220 void *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
221 QZ_GL_GetProcAddress (_THIS, const char *proc)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
222 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
223 return SDL_LoadFunction (opengl_library, proc);
761
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
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parents:
diff changeset
224 }
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
225
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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diff changeset
226 int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
227 QZ_GL_GetAttribute (_THIS, SDL_GLattr attrib, int *value)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
228 {
761
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parents:
diff changeset
229
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
230 GLenum attr = 0;
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
231
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
232 QZ_GL_MakeCurrent (this);
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
233
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
234 switch (attrib) {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
235 case SDL_GL_RED_SIZE:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
236 attr = GL_RED_BITS;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
237 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
238 case SDL_GL_BLUE_SIZE:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
239 attr = GL_BLUE_BITS;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
240 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
241 case SDL_GL_GREEN_SIZE:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
242 attr = GL_GREEN_BITS;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
243 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
244 case SDL_GL_ALPHA_SIZE:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
245 attr = GL_ALPHA_BITS;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
246 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
247 case SDL_GL_DOUBLEBUFFER:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
248 attr = GL_DOUBLEBUFFER;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
249 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
250 case SDL_GL_DEPTH_SIZE:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
251 attr = GL_DEPTH_BITS;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
252 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
253 case SDL_GL_STENCIL_SIZE:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
254 attr = GL_STENCIL_BITS;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
255 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
256 case SDL_GL_ACCUM_RED_SIZE:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
257 attr = GL_ACCUM_RED_BITS;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
258 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
259 case SDL_GL_ACCUM_GREEN_SIZE:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
260 attr = GL_ACCUM_GREEN_BITS;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
261 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
262 case SDL_GL_ACCUM_BLUE_SIZE:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
263 attr = GL_ACCUM_BLUE_BITS;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
264 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
265 case SDL_GL_ACCUM_ALPHA_SIZE:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
266 attr = GL_ACCUM_ALPHA_BITS;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
267 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
268 case SDL_GL_STEREO:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
269 attr = GL_STEREO;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
270 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
271 case SDL_GL_MULTISAMPLEBUFFERS:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
272 attr = GL_SAMPLE_BUFFERS_ARB;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
273 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
274 case SDL_GL_MULTISAMPLESAMPLES:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
275 attr = GL_SAMPLES_ARB;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
276 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
277 case SDL_GL_BUFFER_SIZE:
761
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
278 {
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
279 GLint bits = 0;
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
280 GLint component;
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
281
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
282 /* there doesn't seem to be a single flag in OpenGL for this! */
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
283 glGetIntegerv (GL_RED_BITS, &component);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
284 bits += component;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
285 glGetIntegerv (GL_GREEN_BITS, &component);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
286 bits += component;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
287 glGetIntegerv (GL_BLUE_BITS, &component);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
288 bits += component;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
289 glGetIntegerv (GL_ALPHA_BITS, &component);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
290 bits += component;
761
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
291
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
292 *value = bits;
1737
eacc5bc01d1c Implemented bug #5
Sam Lantinga <slouken@libsdl.org>
parents: 1736
diff changeset
293 return 0;
761
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
294 }
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
295 case SDL_GL_ACCELERATED_VISUAL:
1737
eacc5bc01d1c Implemented bug #5
Sam Lantinga <slouken@libsdl.org>
parents: 1736
diff changeset
296 {
eacc5bc01d1c Implemented bug #5
Sam Lantinga <slouken@libsdl.org>
parents: 1736
diff changeset
297 long val;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
298 /* FIXME: How do we get this information here?
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
299 [fmt getValues: &val forAttribute: NSOpenGLPFAAccelerated attr forVirtualScreen: 0];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
300 */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
301 val = (this->gl_config.accelerated != 0);;
1737
eacc5bc01d1c Implemented bug #5
Sam Lantinga <slouken@libsdl.org>
parents: 1736
diff changeset
302 *value = val;
eacc5bc01d1c Implemented bug #5
Sam Lantinga <slouken@libsdl.org>
parents: 1736
diff changeset
303 return 0;
eacc5bc01d1c Implemented bug #5
Sam Lantinga <slouken@libsdl.org>
parents: 1736
diff changeset
304 }
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
305 case SDL_GL_SWAP_CONTROL:
1737
eacc5bc01d1c Implemented bug #5
Sam Lantinga <slouken@libsdl.org>
parents: 1736
diff changeset
306 {
eacc5bc01d1c Implemented bug #5
Sam Lantinga <slouken@libsdl.org>
parents: 1736
diff changeset
307 long val;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
308 [gl_context getValues: &val forParameter:NSOpenGLCPSwapInterval];
1737
eacc5bc01d1c Implemented bug #5
Sam Lantinga <slouken@libsdl.org>
parents: 1736
diff changeset
309 *value = val;
eacc5bc01d1c Implemented bug #5
Sam Lantinga <slouken@libsdl.org>
parents: 1736
diff changeset
310 return 0;
eacc5bc01d1c Implemented bug #5
Sam Lantinga <slouken@libsdl.org>
parents: 1736
diff changeset
311 }
761
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
312 }
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
313
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
314 glGetIntegerv (attr, (GLint *) value);
761
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
315 return 0;
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
316 }
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
317
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
318 int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
319 QZ_GL_MakeCurrent (_THIS)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
320 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
321 [gl_context makeCurrentContext];
761
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
322 return 0;
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
323 }
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
324
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
325 void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
326 QZ_GL_SwapBuffers (_THIS)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
327 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1738
diff changeset
328 [gl_context flushBuffer];
761
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
329 }