author | Sam Lantinga <slouken@libsdl.org> |
Wed, 15 Aug 2007 03:34:14 +0000 | |
changeset 2243 | 5523312f311e |
parent 2178 | 114a541cfae2 |
child 2244 | 5234868559fa |
permissions | -rw-r--r-- |
1952
420716272158
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parents:
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1 |
/* |
420716272158
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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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parents:
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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 |
420716272158
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8 |
version 2.1 of the License, or (at your option) any later version. |
420716272158
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9 |
|
420716272158
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10 |
This library is distributed in the hope that it will be useful, |
420716272158
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11 |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
420716272158
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12 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
420716272158
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13 |
Lesser General Public License for more details. |
420716272158
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14 |
|
420716272158
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15 |
You should have received a copy of the GNU Lesser General Public |
420716272158
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16 |
License along with _this library; if not, write to the Free Software |
420716272158
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17 |
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
420716272158
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18 |
|
420716272158
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19 |
Sam Lantinga |
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20 |
slouken@libsdl.org |
420716272158
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21 |
*/ |
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22 |
#include "SDL_config.h" |
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|
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#include "SDL_x11video.h" |
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|
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/* GLX implementation of SDL OpenGL support */ |
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|
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#if SDL_VIDEO_OPENGL_GLX |
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#include "SDL_loadso.h" |
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|
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#if defined(__IRIX__) |
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/* IRIX doesn't have a GL library versioning system */ |
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#define DEFAULT_OPENGL "libGL.so" |
420716272158
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#elif defined(__MACOSX__) |
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#define DEFAULT_OPENGL "/usr/X11R6/lib/libGL.1.dylib" |
420716272158
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#elif defined(__QNXNTO__) |
420716272158
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#define DEFAULT_OPENGL "libGL.so.3" |
420716272158
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#else |
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#define DEFAULT_OPENGL "libGL.so.1" |
420716272158
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#endif |
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|
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42 |
#ifndef GLX_ARB_multisample |
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43 |
#define GLX_ARB_multisample |
420716272158
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#define GLX_SAMPLE_BUFFERS_ARB 100000 |
420716272158
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45 |
#define GLX_SAMPLES_ARB 100001 |
420716272158
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46 |
#endif |
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|
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48 |
#ifndef GLX_EXT_visual_rating |
420716272158
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#define GLX_EXT_visual_rating |
420716272158
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50 |
#define GLX_VISUAL_CAVEAT_EXT 0x20 |
420716272158
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51 |
#define GLX_NONE_EXT 0x8000 |
420716272158
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52 |
#define GLX_SLOW_VISUAL_EXT 0x8001 |
420716272158
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53 |
#define GLX_NON_CONFORMANT_VISUAL_EXT 0x800D |
420716272158
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54 |
#endif |
420716272158
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55 |
|
420716272158
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56 |
#define OPENGL_REQUIRS_DLOPEN |
420716272158
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57 |
#if defined(OPENGL_REQUIRS_DLOPEN) && defined(SDL_LOADSO_DLOPEN) |
420716272158
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58 |
#include <dlfcn.h> |
420716272158
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#define GL_LoadObject(X) dlopen(X, (RTLD_NOW|RTLD_GLOBAL)) |
420716272158
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#define GL_LoadFunction dlsym |
420716272158
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#define GL_UnloadObject dlclose |
420716272158
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62 |
#else |
420716272158
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63 |
#define GL_LoadObject SDL_LoadObject |
420716272158
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64 |
#define GL_LoadFunction SDL_LoadFunction |
420716272158
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65 |
#define GL_UnloadObject SDL_UnloadObject |
420716272158
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66 |
#endif |
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67 |
|
420716272158
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68 |
int |
420716272158
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69 |
X11_GL_LoadLibrary(_THIS, const char *path) |
420716272158
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70 |
{ |
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71 |
void *handle; |
420716272158
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72 |
|
420716272158
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73 |
if (_this->gl_config.driver_loaded) { |
420716272158
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74 |
if (path) { |
420716272158
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75 |
SDL_SetError("OpenGL library already loaded"); |
420716272158
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76 |
return -1; |
420716272158
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77 |
} else { |
420716272158
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78 |
++_this->gl_config.driver_loaded; |
420716272158
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79 |
return 0; |
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80 |
} |
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81 |
} |
420716272158
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82 |
if (path == NULL) { |
420716272158
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83 |
path = SDL_getenv("SDL_OPENGL_LIBRARY"); |
420716272158
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84 |
} |
420716272158
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85 |
if (path == NULL) { |
420716272158
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86 |
path = DEFAULT_OPENGL; |
420716272158
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87 |
} |
420716272158
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88 |
handle = GL_LoadObject(path); |
420716272158
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89 |
if (!handle) { |
420716272158
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90 |
return -1; |
420716272158
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91 |
} |
420716272158
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92 |
|
2243
5523312f311e
Date: Wed, 15 Aug 2007 01:08:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
2178
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93 |
// LoadLibrary may be called before WindowCreate! |
5523312f311e
Date: Wed, 15 Aug 2007 01:08:38 +0200
Sam Lantinga <slouken@libsdl.org>
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94 |
X11_GL_Initialize(_this); |
5523312f311e
Date: Wed, 15 Aug 2007 01:08:38 +0200
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95 |
|
1952
420716272158
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96 |
/* Load new function pointers */ |
420716272158
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97 |
_this->gl_data->glXGetProcAddress = |
420716272158
Implemented X11 OpenGL support.
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parents:
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98 |
(void *(*)(const GLubyte *)) GL_LoadFunction(handle, |
420716272158
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99 |
"glXGetProcAddressARB"); |
420716272158
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parents:
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100 |
_this->gl_data->glXChooseVisual = |
420716272158
Implemented X11 OpenGL support.
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parents:
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101 |
(XVisualInfo * (*)(Display *, int, int *)) GL_LoadFunction(handle, |
420716272158
Implemented X11 OpenGL support.
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102 |
"glXChooseVisual"); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
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|
103 |
_this->gl_data->glXCreateContext = |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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104 |
(GLXContext(*)(Display *, XVisualInfo *, GLXContext, int)) |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
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105 |
GL_LoadFunction(handle, "glXCreateContext"); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
106 |
_this->gl_data->glXDestroyContext = |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
107 |
(void (*)(Display *, GLXContext)) GL_LoadFunction(handle, |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
108 |
"glXDestroyContext"); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
109 |
_this->gl_data->glXMakeCurrent = |
420716272158
Implemented X11 OpenGL support.
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parents:
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110 |
(int (*)(Display *, GLXDrawable, GLXContext)) GL_LoadFunction(handle, |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
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|
111 |
"glXMakeCurrent"); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
112 |
_this->gl_data->glXSwapBuffers = |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
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113 |
(void (*)(Display *, GLXDrawable)) GL_LoadFunction(handle, |
420716272158
Implemented X11 OpenGL support.
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parents:
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|
114 |
"glXSwapBuffers"); |
420716272158
Implemented X11 OpenGL support.
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parents:
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|
115 |
|
420716272158
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116 |
if (!_this->gl_data->glXChooseVisual || |
420716272158
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parents:
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|
117 |
!_this->gl_data->glXCreateContext || |
420716272158
Implemented X11 OpenGL support.
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parents:
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|
118 |
!_this->gl_data->glXDestroyContext || |
1956
ba0d62354872
Simplified driver window creation code.
Sam Lantinga <slouken@libsdl.org>
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1955
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119 |
!_this->gl_data->glXMakeCurrent || !_this->gl_data->glXSwapBuffers) { |
1952
420716272158
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|
120 |
SDL_SetError("Could not retrieve OpenGL functions"); |
420716272158
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parents:
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121 |
return -1; |
420716272158
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parents:
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122 |
} |
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parents:
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123 |
|
420716272158
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124 |
_this->gl_config.dll_handle = handle; |
420716272158
Implemented X11 OpenGL support.
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parents:
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125 |
SDL_strlcpy(_this->gl_config.driver_path, path, |
420716272158
Implemented X11 OpenGL support.
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parents:
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|
126 |
SDL_arraysize(_this->gl_config.driver_path)); |
420716272158
Implemented X11 OpenGL support.
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parents:
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|
127 |
_this->gl_config.driver_loaded = 1; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
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|
128 |
return 0; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
129 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
130 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
131 |
void * |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
132 |
X11_GL_GetProcAddress(_THIS, const char *proc) |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
133 |
{ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
134 |
void *handle; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
135 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
136 |
handle = _this->gl_config.dll_handle; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
137 |
if (_this->gl_data->glXGetProcAddress) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
138 |
return _this->gl_data->glXGetProcAddress((const GLubyte *) proc); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
139 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
140 |
return GL_LoadFunction(handle, proc); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
141 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
142 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
143 |
static void |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
144 |
X11_GL_UnloadLibrary(_THIS) |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
145 |
{ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
146 |
if (_this->gl_config.driver_loaded > 0) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
147 |
if (--_this->gl_config.driver_loaded > 0) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
148 |
return; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
149 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
150 |
GL_UnloadObject(_this->gl_config.dll_handle); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
151 |
_this->gl_config.dll_handle = NULL; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
152 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
153 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
154 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
155 |
static SDL_bool |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
156 |
HasExtension(const char *extension, const char *extensions) |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
157 |
{ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
158 |
const char *start; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
159 |
const char *where, *terminator; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
160 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
161 |
/* Extension names should not have spaces. */ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
162 |
where = SDL_strchr(extension, ' '); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
163 |
if (where || *extension == '\0') |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
164 |
return SDL_FALSE; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
165 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
166 |
if (!extensions) |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
167 |
return SDL_FALSE; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
168 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
169 |
/* It takes a bit of care to be fool-proof about parsing the |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
170 |
* OpenGL extensions string. Don't be fooled by sub-strings, |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
171 |
* etc. */ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
172 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
173 |
start = extensions; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
174 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
175 |
for (;;) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
176 |
where = SDL_strstr(start, extension); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
177 |
if (!where) |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
178 |
break; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
179 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
180 |
terminator = where + SDL_strlen(extension); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
181 |
if (where == start || *(where - 1) == ' ') |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
182 |
if (*terminator == ' ' || *terminator == '\0') |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
183 |
return SDL_TRUE; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
184 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
185 |
start = terminator; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
186 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
187 |
return SDL_FALSE; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
188 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
189 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
190 |
static void |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
191 |
X11_GL_InitExtensions(_THIS) |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
192 |
{ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
193 |
Display *display = ((SDL_VideoData *) _this->driverdata)->display; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
194 |
int screen = ((SDL_DisplayData *) SDL_CurrentDisplay.driverdata)->screen; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
195 |
XVisualInfo *vinfo; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
196 |
XSetWindowAttributes xattr; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
197 |
Window w; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
198 |
GLXContext context; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
199 |
const char *(*glXQueryExtensionsStringFunc) (Display *, int); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
200 |
const char *extensions; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
201 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
202 |
vinfo = X11_GL_GetVisual(_this, display, screen); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
203 |
if (!vinfo) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
204 |
return; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
205 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
206 |
xattr.background_pixel = 0; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
207 |
xattr.border_pixel = 0; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
208 |
xattr.colormap = |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
209 |
XCreateColormap(display, RootWindow(display, screen), vinfo->visual, |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
210 |
AllocNone); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
211 |
w = XCreateWindow(display, RootWindow(display, screen), 0, 0, 32, 32, 0, |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
212 |
vinfo->depth, InputOutput, vinfo->visual, |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
213 |
(CWBackPixel | CWBorderPixel | CWColormap), &xattr); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
214 |
context = _this->gl_data->glXCreateContext(display, vinfo, NULL, True); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
215 |
if (context) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
216 |
_this->gl_data->glXMakeCurrent(display, w, context); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
217 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
218 |
XFree(vinfo); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
219 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
220 |
glXQueryExtensionsStringFunc = |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
221 |
(const char *(*)(Display *, int)) X11_GL_GetProcAddress(_this, |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
222 |
"glXQueryExtensionsString"); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
223 |
if (glXQueryExtensionsStringFunc) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
224 |
extensions = glXQueryExtensionsStringFunc(display, screen); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
225 |
} else { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
226 |
extensions = NULL; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
227 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
228 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
229 |
/* Check for SGI_swap_control */ |
2105
12bcd4fd2606
Date: Wed, 23 May 2007 00:39:47 +0300
Ryan C. Gordon <icculus@icculus.org>
parents:
1956
diff
changeset
|
230 |
if (HasExtension("GLX_SGI_swap_control", extensions)) { |
1952
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
231 |
_this->gl_data->glXSwapIntervalSGI = |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
232 |
(int (*)(int)) X11_GL_GetProcAddress(_this, "glXSwapIntervalSGI"); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
233 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
234 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
235 |
/* Check for GLX_MESA_swap_control */ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
236 |
if (HasExtension("GLX_MESA_swap_control", extensions)) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
237 |
_this->gl_data->glXSwapIntervalMESA = |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
238 |
(GLint(*)(unsigned)) X11_GL_GetProcAddress(_this, |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
239 |
"glXSwapIntervalMESA"); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
240 |
_this->gl_data->glXGetSwapIntervalMESA = |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
241 |
(GLint(*)(void)) X11_GL_GetProcAddress(_this, |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
242 |
"glXGetSwapIntervalMESA"); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
243 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
244 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
245 |
/* Check for GLX_EXT_visual_rating */ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
246 |
if (HasExtension("GLX_EXT_visual_rating", extensions)) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
247 |
_this->gl_data->HAS_GLX_EXT_visual_rating = SDL_TRUE; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
248 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
249 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
250 |
if (context) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
251 |
_this->gl_data->glXMakeCurrent(display, None, NULL); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
252 |
_this->gl_data->glXDestroyContext(display, context); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
253 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
254 |
XDestroyWindow(display, w); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
255 |
X11_PumpEvents(_this); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
256 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
257 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
258 |
int |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
259 |
X11_GL_Initialize(_THIS) |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
260 |
{ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
261 |
if (_this->gl_data) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
262 |
++_this->gl_data->initialized; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
263 |
return 0; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
264 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
265 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
266 |
_this->gl_data = |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
267 |
(struct SDL_GLDriverData *) SDL_calloc(1, |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
268 |
sizeof(struct |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
269 |
SDL_GLDriverData)); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
270 |
if (!_this->gl_data) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
271 |
SDL_OutOfMemory(); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
272 |
return -1; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
273 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
274 |
_this->gl_data->initialized = 1; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
275 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
276 |
if (X11_GL_LoadLibrary(_this, NULL) < 0) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
277 |
return -1; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
278 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
279 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
280 |
/* Initialize extensions */ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
281 |
X11_GL_InitExtensions(_this); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
282 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
283 |
return 0; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
284 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
285 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
286 |
void |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
287 |
X11_GL_Shutdown(_THIS) |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
288 |
{ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
289 |
if (!_this->gl_data || (--_this->gl_data->initialized > 0)) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
290 |
return; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
291 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
292 |
|
1954
c20e158a9299
Don't unload the OpenGL library before the X display is closed.
Sam Lantinga <slouken@libsdl.org>
parents:
1953
diff
changeset
|
293 |
/* Don't actually unload the library, since it may have registered |
c20e158a9299
Don't unload the OpenGL library before the X display is closed.
Sam Lantinga <slouken@libsdl.org>
parents:
1953
diff
changeset
|
294 |
* X11 shutdown hooks, per the notes at: |
c20e158a9299
Don't unload the OpenGL library before the X display is closed.
Sam Lantinga <slouken@libsdl.org>
parents:
1953
diff
changeset
|
295 |
* http://dri.sourceforge.net/doc/DRIuserguide.html |
c20e158a9299
Don't unload the OpenGL library before the X display is closed.
Sam Lantinga <slouken@libsdl.org>
parents:
1953
diff
changeset
|
296 |
* //X11_GL_UnloadLibrary(_this); |
c20e158a9299
Don't unload the OpenGL library before the X display is closed.
Sam Lantinga <slouken@libsdl.org>
parents:
1953
diff
changeset
|
297 |
*/ |
1952
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
298 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
299 |
SDL_free(_this->gl_data); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
300 |
_this->gl_data = NULL; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
301 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
302 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
303 |
XVisualInfo * |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
304 |
X11_GL_GetVisual(_THIS, Display * display, int screen) |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
305 |
{ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
306 |
XVisualInfo *vinfo; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
307 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
308 |
/* 64 seems nice. */ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
309 |
int attribs[64]; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
310 |
int i; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
311 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
312 |
/* Setup our GLX attributes according to the gl_config. */ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
313 |
i = 0; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
314 |
attribs[i++] = GLX_RGBA; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
315 |
attribs[i++] = GLX_RED_SIZE; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
316 |
attribs[i++] = _this->gl_config.red_size; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
317 |
attribs[i++] = GLX_GREEN_SIZE; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
318 |
attribs[i++] = _this->gl_config.green_size; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
319 |
attribs[i++] = GLX_BLUE_SIZE; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
320 |
attribs[i++] = _this->gl_config.blue_size; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
321 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
322 |
if (_this->gl_config.alpha_size) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
323 |
attribs[i++] = GLX_ALPHA_SIZE; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
324 |
attribs[i++] = _this->gl_config.alpha_size; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
325 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
326 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
327 |
if (_this->gl_config.buffer_size) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
328 |
attribs[i++] = GLX_BUFFER_SIZE; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
329 |
attribs[i++] = _this->gl_config.buffer_size; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
330 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
331 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
332 |
if (_this->gl_config.double_buffer) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
333 |
attribs[i++] = GLX_DOUBLEBUFFER; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
334 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
335 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
336 |
attribs[i++] = GLX_DEPTH_SIZE; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
337 |
attribs[i++] = _this->gl_config.depth_size; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
338 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
339 |
if (_this->gl_config.stencil_size) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
340 |
attribs[i++] = GLX_STENCIL_SIZE; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
341 |
attribs[i++] = _this->gl_config.stencil_size; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
342 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
343 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
344 |
if (_this->gl_config.accum_red_size) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
345 |
attribs[i++] = GLX_ACCUM_RED_SIZE; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
346 |
attribs[i++] = _this->gl_config.accum_red_size; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
347 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
348 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
349 |
if (_this->gl_config.accum_green_size) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
350 |
attribs[i++] = GLX_ACCUM_GREEN_SIZE; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
351 |
attribs[i++] = _this->gl_config.accum_green_size; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
352 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
353 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
354 |
if (_this->gl_config.accum_blue_size) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
355 |
attribs[i++] = GLX_ACCUM_BLUE_SIZE; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
356 |
attribs[i++] = _this->gl_config.accum_blue_size; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
357 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
358 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
359 |
if (_this->gl_config.accum_alpha_size) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
360 |
attribs[i++] = GLX_ACCUM_ALPHA_SIZE; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
361 |
attribs[i++] = _this->gl_config.accum_alpha_size; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
362 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
363 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
364 |
if (_this->gl_config.stereo) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
365 |
attribs[i++] = GLX_STEREO; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
366 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
367 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
368 |
if (_this->gl_config.multisamplebuffers) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
369 |
attribs[i++] = GLX_SAMPLE_BUFFERS_ARB; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
370 |
attribs[i++] = _this->gl_config.multisamplebuffers; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
371 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
372 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
373 |
if (_this->gl_config.multisamplesamples) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
374 |
attribs[i++] = GLX_SAMPLES_ARB; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
375 |
attribs[i++] = _this->gl_config.multisamplesamples; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
376 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
377 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
378 |
if (_this->gl_config.accelerated >= 0 |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
379 |
&& _this->gl_data->HAS_GLX_EXT_visual_rating) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
380 |
attribs[i++] = GLX_VISUAL_CAVEAT_EXT; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
381 |
attribs[i++] = GLX_NONE_EXT; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
382 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
383 |
#ifdef GLX_DIRECT_COLOR /* Try for a DirectColor visual for gamma support */ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
384 |
if (!SDL_getenv("SDL_VIDEO_X11_NODIRECTCOLOR")) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
385 |
attribs[i++] = GLX_X_VISUAL_TYPE; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
386 |
attribs[i++] = GLX_DIRECT_COLOR; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
387 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
388 |
#endif |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
389 |
attribs[i++] = None; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
390 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
391 |
vinfo = _this->gl_data->glXChooseVisual(display, screen, attribs); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
392 |
#ifdef GLX_DIRECT_COLOR |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
393 |
if (!vinfo && !SDL_getenv("SDL_VIDEO_X11_NODIRECTCOLOR")) { /* No DirectColor visual? Try again.. */ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
394 |
attribs[i - 3] = None; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
395 |
vinfo = _this->gl_data->glXChooseVisual(display, screen, attribs); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
396 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
397 |
#endif |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
398 |
if (!vinfo) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
399 |
SDL_SetError("Couldn't find matching GLX visual"); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
400 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
401 |
return vinfo; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
402 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
403 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
404 |
SDL_GLContext |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
405 |
X11_GL_CreateContext(_THIS, SDL_Window * window) |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
406 |
{ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
407 |
SDL_WindowData *data = (SDL_WindowData *) window->driverdata; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
408 |
Display *display = data->videodata->display; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
409 |
int screen = |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
410 |
((SDL_DisplayData *) SDL_GetDisplayFromWindow(window)->driverdata)-> |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
411 |
screen; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
412 |
XWindowAttributes xattr; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
413 |
XVisualInfo v, *vinfo; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
414 |
int n; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
415 |
GLXContext context = NULL; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
416 |
|
1955 | 417 |
/* We do this to create a clean separation between X and GLX errors. */ |
1952
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
418 |
XSync(display, False); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
419 |
XGetWindowAttributes(display, data->window, &xattr); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
420 |
v.screen = screen; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
421 |
v.visualid = XVisualIDFromVisual(xattr.visual); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
422 |
vinfo = XGetVisualInfo(display, VisualScreenMask | VisualIDMask, &v, &n); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
423 |
if (vinfo) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
424 |
context = |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
425 |
_this->gl_data->glXCreateContext(display, vinfo, NULL, True); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
426 |
XFree(vinfo); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
427 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
428 |
XSync(display, False); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
429 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
430 |
if (!context) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
431 |
SDL_SetError("Could not create GL context"); |
2178
114a541cfae2
Creating a context makes it current, per the documentation.
Sam Lantinga <slouken@libsdl.org>
parents:
2105
diff
changeset
|
432 |
return NULL; |
1952
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
433 |
} |
2178
114a541cfae2
Creating a context makes it current, per the documentation.
Sam Lantinga <slouken@libsdl.org>
parents:
2105
diff
changeset
|
434 |
|
114a541cfae2
Creating a context makes it current, per the documentation.
Sam Lantinga <slouken@libsdl.org>
parents:
2105
diff
changeset
|
435 |
if (X11_GL_MakeCurrent(_this, window, context) < 0) { |
114a541cfae2
Creating a context makes it current, per the documentation.
Sam Lantinga <slouken@libsdl.org>
parents:
2105
diff
changeset
|
436 |
X11_GL_DeleteContext(_this, context); |
114a541cfae2
Creating a context makes it current, per the documentation.
Sam Lantinga <slouken@libsdl.org>
parents:
2105
diff
changeset
|
437 |
return NULL; |
114a541cfae2
Creating a context makes it current, per the documentation.
Sam Lantinga <slouken@libsdl.org>
parents:
2105
diff
changeset
|
438 |
} |
114a541cfae2
Creating a context makes it current, per the documentation.
Sam Lantinga <slouken@libsdl.org>
parents:
2105
diff
changeset
|
439 |
|
114a541cfae2
Creating a context makes it current, per the documentation.
Sam Lantinga <slouken@libsdl.org>
parents:
2105
diff
changeset
|
440 |
return context; |
1952
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
441 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
442 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
443 |
int |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
444 |
X11_GL_MakeCurrent(_THIS, SDL_Window * window, SDL_GLContext context) |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
445 |
{ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
446 |
Display *display = ((SDL_VideoData *) _this->driverdata)->display; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
447 |
Window drawable = |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
448 |
(window ? ((SDL_WindowData *) window->driverdata)->window : None); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
449 |
GLXContext glx_context = (GLXContext) context; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
450 |
int status; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
451 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
452 |
status = 0; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
453 |
if (!_this->gl_data->glXMakeCurrent(display, drawable, glx_context)) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
454 |
SDL_SetError("Unable to make GL context current"); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
455 |
status = -1; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
456 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
457 |
XSync(display, False); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
458 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
459 |
return (status); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
460 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
461 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
462 |
int |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
463 |
X11_GL_SetSwapInterval(_THIS, int interval) |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
464 |
{ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
465 |
int status; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
466 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
467 |
if (_this->gl_data->glXSwapIntervalMESA) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
468 |
status = _this->gl_data->glXSwapIntervalMESA(interval); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
469 |
if (status != 0) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
470 |
SDL_SetError("glxSwapIntervalMESA failed"); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
471 |
status = -1; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
472 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
473 |
} else if (_this->gl_data->glXSwapIntervalSGI) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
474 |
status = _this->gl_data->glXSwapIntervalSGI(interval); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
475 |
if (status != 0) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
476 |
SDL_SetError("glxSwapIntervalSGI failed"); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
477 |
status = -1; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
478 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
479 |
} else { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
480 |
SDL_Unsupported(); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
481 |
status = -1; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
482 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
483 |
return status; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
484 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
485 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
486 |
int |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
487 |
X11_GL_GetSwapInterval(_THIS) |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
488 |
{ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
489 |
if (_this->gl_data->glXGetSwapIntervalMESA) { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
490 |
return _this->gl_data->glXGetSwapIntervalMESA(); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
491 |
} else { |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
492 |
SDL_Unsupported(); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
493 |
return -1; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
494 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
495 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
496 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
497 |
void |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
498 |
X11_GL_SwapWindow(_THIS, SDL_Window * window) |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
499 |
{ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
500 |
SDL_WindowData *data = (SDL_WindowData *) window->driverdata; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
501 |
Display *display = data->videodata->display; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
502 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
503 |
_this->gl_data->glXSwapBuffers(display, data->window); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
504 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
505 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
506 |
void |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
507 |
X11_GL_DeleteContext(_THIS, SDL_GLContext context) |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
508 |
{ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
509 |
Display *display = ((SDL_VideoData *) _this->driverdata)->display; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
510 |
GLXContext glx_context = (GLXContext) context; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
511 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
512 |
_this->gl_data->glXDestroyContext(display, glx_context); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
513 |
} |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
514 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
515 |
#endif /* SDL_VIDEO_OPENGL_GLX */ |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
516 |
|
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
517 |
/* vi: set ts=4 sw=4 expandtab: */ |