1 
2 /*
3  * Mesa 3-D graphics library
4  * Version:  5.1
5  *
6  * Copyright (C) 1999-2002  Brian Paul   All Rights Reserved.
7  *
8  * Permission is hereby granted, free of charge, to any person obtaining a
9  * copy of this software and associated documentation files (the "Software"),
10  * to deal in the Software without restriction, including without limitation
11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12  * and/or sell copies of the Software, and to permit persons to whom the
13  * Software is furnished to do so, subject to the following conditions:
14  *
15  * The above copyright notice and this permission notice shall be included
16  * in all copies or substantial portions of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
21  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
22  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
23  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24  */
25 
26 
27 #include <assert.h>
28 #include <GL/glx.h>
29 #include "realglx.h"
30 #include "glxapi.h"
31 
32 
33 struct _glxapi_table *
_real_GetGLXDispatchTable(void)34 _real_GetGLXDispatchTable(void)
35 {
36    static struct _glxapi_table glx;
37 
38    /* be sure our dispatch table size <= libGL's table */
39    {
40       GLuint size = sizeof(struct _glxapi_table) / sizeof(void *);
41       (void) size;
42       assert(_glxapi_get_dispatch_table_size() >= size);
43    }
44 
45    /* initialize the whole table to no-ops */
46    _glxapi_set_no_op_table(&glx);
47 
48    /* now initialize the table with the functions I implement */
49 
50    /*** GLX_VERSION_1_0 ***/
51    glx.ChooseVisual = _real_glXChooseVisual;
52    glx.CopyContext = _real_glXCopyContext;
53    glx.CreateContext = _real_glXCreateContext;
54    glx.CreateGLXPixmap = _real_glXCreateGLXPixmap;
55    glx.DestroyContext = _real_glXDestroyContext;
56    glx.DestroyGLXPixmap = _real_glXDestroyGLXPixmap;
57    glx.GetConfig = _real_glXGetConfig;
58    /*glx.GetCurrentContext = _real_glXGetCurrentContext;*/
59    /*glx.GetCurrentDrawable = _real_glXGetCurrentDrawable;*/
60    glx.IsDirect = _real_glXIsDirect;
61    glx.MakeCurrent = _real_glXMakeCurrent;
62    glx.QueryExtension = _real_glXQueryExtension;
63    glx.QueryVersion = _real_glXQueryVersion;
64    glx.SwapBuffers = _real_glXSwapBuffers;
65    glx.UseXFont = _real_glXUseXFont;
66    glx.WaitGL = _real_glXWaitGL;
67    glx.WaitX = _real_glXWaitX;
68 
69    /*** GLX_VERSION_1_1 ***/
70    glx.GetClientString = _real_glXGetClientString;
71    glx.QueryExtensionsString = _real_glXQueryExtensionsString;
72    glx.QueryServerString = _real_glXQueryServerString;
73 
74    /*** GLX_VERSION_1_2 ***/
75    /*glx.GetCurrentDisplay = _real_glXGetCurrentDisplay;*/
76 
77    /*** GLX_VERSION_1_3 ***/
78    glx.ChooseFBConfig = _real_glXChooseFBConfig;
79    glx.CreateNewContext = _real_glXCreateNewContext;
80    glx.CreatePbuffer = _real_glXCreatePbuffer;
81    glx.CreatePixmap = _real_glXCreatePixmap;
82    glx.CreateWindow = _real_glXCreateWindow;
83    glx.DestroyPbuffer = _real_glXDestroyPbuffer;
84    glx.DestroyPixmap = _real_glXDestroyPixmap;
85    glx.DestroyWindow = _real_glXDestroyWindow;
86    /*glx.GetCurrentReadDrawable = _real_glXGetCurrentReadDrawable;*/
87    glx.GetFBConfigAttrib = _real_glXGetFBConfigAttrib;
88    glx.GetFBConfigs = _real_glXGetFBConfigs;
89    glx.GetSelectedEvent = _real_glXGetSelectedEvent;
90    glx.GetVisualFromFBConfig = _real_glXGetVisualFromFBConfig;
91    glx.MakeContextCurrent = _real_glXMakeContextCurrent;
92    glx.QueryContext = _real_glXQueryContext;
93    glx.QueryDrawable = _real_glXQueryDrawable;
94    glx.SelectEvent = _real_glXSelectEvent;
95 
96    /*** GLX_SGI_swap_control ***/
97    glx.SwapIntervalSGI = _real_glXSwapIntervalSGI;
98 
99    /*** GLX_SGI_video_sync ***/
100    glx.GetVideoSyncSGI = _real_glXGetVideoSyncSGI;
101    glx.WaitVideoSyncSGI = _real_glXWaitVideoSyncSGI;
102 
103    /*** GLX_SGI_make_current_read ***/
104    glx.MakeCurrentReadSGI = _real_glXMakeCurrentReadSGI;
105    /*glx.GetCurrentReadDrawableSGI = _real_glXGetCurrentReadDrawableSGI;*/
106 
107 #if defined(_VL_H)
108    /*** GLX_SGIX_video_source ***/
109    glx.CreateGLXVideoSourceSGIX = _real_glXCreateGLXVideoSourceSGIX;
110    glx.DestroyGLXVideoSourceSGIX = _real_glXDestroyGLXVideoSourceSGIX;
111 #endif
112 
113    /*** GLX_EXT_import_context ***/
114    glx.FreeContextEXT = _real_glXFreeContextEXT;
115    /*glx.GetContextIDEXT = _real_glXGetContextIDEXT;*/
116    /*glx.GetCurrentDisplayEXT = _real_glXGetCurrentDisplayEXT;*/
117    glx.ImportContextEXT = _real_glXImportContextEXT;
118    glx.QueryContextInfoEXT = _real_glXQueryContextInfoEXT;
119 
120    /*** GLX_SGIX_fbconfig ***/
121    glx.GetFBConfigAttribSGIX = _real_glXGetFBConfigAttribSGIX;
122    glx.ChooseFBConfigSGIX = _real_glXChooseFBConfigSGIX;
123    glx.CreateGLXPixmapWithConfigSGIX = _real_glXCreateGLXPixmapWithConfigSGIX;
124    glx.CreateContextWithConfigSGIX = _real_glXCreateContextWithConfigSGIX;
125    glx.GetVisualFromFBConfigSGIX = _real_glXGetVisualFromFBConfigSGIX;
126    glx.GetFBConfigFromVisualSGIX = _real_glXGetFBConfigFromVisualSGIX;
127 
128    /*** GLX_SGIX_pbuffer ***/
129    glx.CreateGLXPbufferSGIX = _real_glXCreateGLXPbufferSGIX;
130    glx.DestroyGLXPbufferSGIX = _real_glXDestroyGLXPbufferSGIX;
131    glx.QueryGLXPbufferSGIX = _real_glXQueryGLXPbufferSGIX;
132    glx.SelectEventSGIX = _real_glXSelectEventSGIX;
133    glx.GetSelectedEventSGIX = _real_glXGetSelectedEventSGIX;
134 
135    /*** GLX_SGI_cushion ***/
136    glx.CushionSGI = _real_glXCushionSGI;
137 
138    /*** GLX_SGIX_video_resize ***/
139    glx.BindChannelToWindowSGIX = _real_glXBindChannelToWindowSGIX;
140    glx.ChannelRectSGIX = _real_glXChannelRectSGIX;
141    glx.QueryChannelRectSGIX = _real_glXQueryChannelRectSGIX;
142    glx.QueryChannelDeltasSGIX = _real_glXQueryChannelDeltasSGIX;
143    glx.ChannelRectSyncSGIX = _real_glXChannelRectSyncSGIX;
144 
145 #if defined(_DM_BUFFER_H_)
146    /*** (GLX_SGIX_dmbuffer ***/
147    glx.AssociateDMPbufferSGIX = NULL;
148 #endif
149 
150    /*** GLX_SGIX_swap_group ***/
151    glx.JoinSwapGroupSGIX = _real_glXJoinSwapGroupSGIX;
152 
153    /*** GLX_SGIX_swap_barrier ***/
154    glx.BindSwapBarrierSGIX = _real_glXBindSwapBarrierSGIX;
155    glx.QueryMaxSwapBarriersSGIX = _real_glXQueryMaxSwapBarriersSGIX;
156 
157    /*** GLX_SUN_get_transparent_index ***/
158    glx.GetTransparentIndexSUN = _real_glXGetTransparentIndexSUN;
159 
160    /*** GLX_MESA_copy_sub_buffer ***/
161    glx.CopySubBufferMESA = _real_glXCopySubBufferMESA;
162 
163    /*** GLX_MESA_release_buffers ***/
164    glx.ReleaseBuffersMESA = _real_glXReleaseBuffersMESA;
165 
166    /*** GLX_MESA_pixmap_colormap ***/
167    glx.CreateGLXPixmapMESA = _real_glXCreateGLXPixmapMESA;
168 
169    /*** GLX_MESA_set_3dfx_mode ***/
170    glx.Set3DfxModeMESA = _real_glXSet3DfxModeMESA;
171 
172    /*** GLX_NV_vertex_array_range ***/
173    glx.AllocateMemoryNV = _real_glXAllocateMemoryNV;
174    glx.FreeMemoryNV = _real_glXFreeMemoryNV;
175 
176    /*** GLX_MESA_agp_offset ***/
177    glx.GetAGPOffsetMESA = _real_glXGetAGPOffsetMESA;
178 
179    return &glx;
180 }
181