/* * Mesa 3-D graphics library * * Copyright (C) 1999-2004 Brian Paul All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. */ #ifndef _glxapi_h_ #define _glxapi_h_ #define GLX_GLXEXT_PROTOTYPES #include "GL/glx.h" /* The GLX API dispatcher (i.e. this code) is being built into stand-alone * Mesa. We don't know anything about XFree86 or real GLX so we define a * minimal __GLXContextRec here so some of the functions in this file can * work properly. */ typedef struct __GLXcontextRec { GLboolean isDirect; GLXDrawable currentDrawable; GLXDrawable currentReadable; XID xid; } __GLXcontext; /* * Almost all the GLX API functions get routed through this dispatch table. * The exceptions are the glXGetCurrentXXX() functions. * * This dispatch table allows multiple GLX client-side modules to coexist. * Specifically, a real GLX library (like SGI's or the Utah GLX) and Mesa's * pseudo-GLX can be present at the same time. The former being used on * GLX-enabled X servers and the later on non-GLX X servers. * * Red Hat has been using this since Red Hat Linux 7.0 (I think). * This'll be a standard feature in XFree86 4.3. It basically allows one * libGL to do both DRI-rendering and "fake GLX" rendering to X displays * that lack the GLX extension. */ struct _glxapi_table { /*** GLX_VERSION_1_0 ***/ XVisualInfo *(*ChooseVisual)(Display *dpy, int screen, int *list); void (*CopyContext)(Display *dpy, GLXContext src, GLXContext dst, unsigned long mask); GLXContext (*CreateContext)(Display *dpy, XVisualInfo *visinfo, GLXContext shareList, Bool direct); GLXPixmap (*CreateGLXPixmap)(Display *dpy, XVisualInfo *visinfo, Pixmap pixmap); void (*DestroyContext)(Display *dpy, GLXContext ctx); void (*DestroyGLXPixmap)(Display *dpy, GLXPixmap pixmap); int (*GetConfig)(Display *dpy, XVisualInfo *visinfo, int attrib, int *value); GLXContext (*GetCurrentContext)(void); /*GLXDrawable (*GetCurrentDrawable)(void);*/ Bool (*IsDirect)(Display *dpy, GLXContext ctx); Bool (*MakeCurrent)(Display *dpy, GLXDrawable drawable, GLXContext ctx); Bool (*QueryExtension)(Display *dpy, int *errorb, int *event); Bool (*QueryVersion)(Display *dpy, int *maj, int *min); void (*SwapBuffers)(Display *dpy, GLXDrawable drawable); void (*UseXFont)(Font font, int first, int count, int listBase); void (*WaitGL)(void); void (*WaitX)(void); /*** GLX_VERSION_1_1 ***/ const char *(*GetClientString)(Display *dpy, int name); const char *(*QueryExtensionsString)(Display *dpy, int screen); const char *(*QueryServerString)(Display *dpy, int screen, int name); /*** GLX_VERSION_1_2 ***/ /*Display *(*GetCurrentDisplay)(void);*/ /*** GLX_VERSION_1_3 ***/ GLXFBConfig *(*ChooseFBConfig)(Display *dpy, int screen, const int *attribList, int *nitems); GLXContext (*CreateNewContext)(Display *dpy, GLXFBConfig config, int renderType, GLXContext shareList, Bool direct); GLXPbuffer (*CreatePbuffer)(Display *dpy, GLXFBConfig config, const int *attribList); GLXPixmap (*CreatePixmap)(Display *dpy, GLXFBConfig config, Pixmap pixmap, const int *attribList); GLXWindow (*CreateWindow)(Display *dpy, GLXFBConfig config, Window win, const int *attribList); void (*DestroyPbuffer)(Display *dpy, GLXPbuffer pbuf); void (*DestroyPixmap)(Display *dpy, GLXPixmap pixmap); void (*DestroyWindow)(Display *dpy, GLXWindow window); /*GLXDrawable (*GetCurrentReadDrawable)(void);*/ int (*GetFBConfigAttrib)(Display *dpy, GLXFBConfig config, int attribute, int *value); GLXFBConfig *(*GetFBConfigs)(Display *dpy, int screen, int *nelements); void (*GetSelectedEvent)(Display *dpy, GLXDrawable drawable, unsigned long *mask); XVisualInfo *(*GetVisualFromFBConfig)(Display *dpy, GLXFBConfig config); Bool (*MakeContextCurrent)(Display *dpy, GLXDrawable draw, GLXDrawable read, GLXContext ctx); int (*QueryContext)(Display *dpy, GLXContext ctx, int attribute, int *value); void (*QueryDrawable)(Display *dpy, GLXDrawable draw, int attribute, unsigned int *value); void (*SelectEvent)(Display *dpy, GLXDrawable drawable, unsigned long mask); /*** GLX_SGI_swap_control ***/ int (*SwapIntervalSGI)(int); /*** GLX_SGI_video_sync ***/ int (*GetVideoSyncSGI)(unsigned int *count); int (*WaitVideoSyncSGI)(int divisor, int remainder, unsigned int *count); /*** GLX_SGI_make_current_read ***/ Bool (*MakeCurrentReadSGI)(Display *, GLXDrawable, GLXDrawable, GLXContext); /*GLXDrawable (*GetCurrentReadDrawableSGI)(void);*/ /*** GLX_SGIX_video_source (needs video library) ***/ #if defined(_VL_H_) GLXVideoSourceSGIX (*CreateGLXVideoSourceSGIX)(Display *, int, VLServer, VLPath, int, VLNode); void (*DestroyGLXVideoSourceSGIX)(Display *, GLXVideoSourceSGIX); #else void *CreateGLXVideoSourceSGIX; void *DestroyGLXVideoSourceSGIX; #endif /*** GLX_EXT_import_context ***/ void (*FreeContextEXT)(Display *dpy, GLXContext context); GLXContextID (*GetContextIDEXT)(const GLXContext context); /*Display *(*GetCurrentDisplayEXT)(void);*/ GLXContext (*ImportContextEXT)(Display *dpy, GLXContextID contextID); int (*QueryContextInfoEXT)(Display *dpy, GLXContext context, int attribute,int *value); /*** GLX_SGIX_fbconfig ***/ int (*GetFBConfigAttribSGIX)(Display *, GLXFBConfigSGIX, int, int *); GLXFBConfigSGIX * (*ChooseFBConfigSGIX)(Display *, int, int *, int *); GLXPixmap (*CreateGLXPixmapWithConfigSGIX)(Display *, GLXFBConfigSGIX, Pixmap); GLXContext (*CreateContextWithConfigSGIX)(Display *, GLXFBConfigSGIX, int, GLXContext, Bool); XVisualInfo * (*GetVisualFromFBConfigSGIX)(Display *, GLXFBConfigSGIX); GLXFBConfigSGIX (*GetFBConfigFromVisualSGIX)(Display *, XVisualInfo *); /*** GLX_SGIX_pbuffer ***/ GLXPbufferSGIX (*CreateGLXPbufferSGIX)(Display *, GLXFBConfigSGIX, unsigned int, unsigned int, int *); void (*DestroyGLXPbufferSGIX)(Display *, GLXPbufferSGIX); int (*QueryGLXPbufferSGIX)(Display *, GLXPbufferSGIX, int, unsigned int *); void (*SelectEventSGIX)(Display *, GLXDrawable, unsigned long); void (*GetSelectedEventSGIX)(Display *, GLXDrawable, unsigned long *); /*** GLX_SGI_cushion ***/ void (*CushionSGI)(Display *, Window, float); /*** GLX_SGIX_video_resize ***/ int (*BindChannelToWindowSGIX)(Display *, int, int, Window); int (*ChannelRectSGIX)(Display *, int, int, int, int, int, int); int (*QueryChannelRectSGIX)(Display *, int, int, int *, int *, int *, int *); int (*QueryChannelDeltasSGIX)(Display *, int, int, int *, int *, int *, int *); int (*ChannelRectSyncSGIX)(Display *, int, int, GLenum); /*** GLX_SGIX_dmbuffer (needs dmedia library) ***/ #if defined (_DM_BUFFER_H_) Bool (*AssociateDMPbufferSGIX)(Display *, GLXPbufferSGIX, DMparams *, DMbuffer); #else void *AssociciateDMPbufferSGIX; #endif /*** GLX_SGIX_swap_group ***/ void (*JoinSwapGroupSGIX)(Display *, GLXDrawable, GLXDrawable); /*** GLX_SGIX_swap_barrier ***/ void (*BindSwapBarrierSGIX)(Display *, GLXDrawable, int); Bool (*QueryMaxSwapBarriersSGIX)(Display *, int, int *); /*** GLX_SUN_get_transparent_index ***/ Status (*GetTransparentIndexSUN)(Display *, Window, Window, long *); /*** GLX_MESA_copy_sub_buffer ***/ void (*CopySubBufferMESA)(Display *dpy, GLXDrawable drawable, int x, int y, int width, int height); /*** GLX_MESA_release_buffers ***/ Bool (*ReleaseBuffersMESA)(Display *dpy, Window w); /*** GLX_MESA_pixmap_colormap ***/ GLXPixmap (*CreateGLXPixmapMESA)(Display *dpy, XVisualInfo *visinfo, Pixmap pixmap, Colormap cmap); /*** GLX_MESA_set_3dfx_mode ***/ Bool (*Set3DfxModeMESA)(int mode); /*** GLX_NV_vertex_array_range ***/ void * (*AllocateMemoryNV)( GLsizei size, GLfloat readFrequency, GLfloat writeFrequency, GLfloat priority ); void (*FreeMemoryNV)( GLvoid *pointer ); /*** GLX_MESA_agp_offset ***/ GLuint (*GetAGPOffsetMESA)( const GLvoid *pointer ); /*** GLX_EXT_texture_from_pixmap ***/ void (*BindTexImageEXT)(Display *dpy, GLXDrawable drawable, int buffer, const int *attrib_list); void (*ReleaseTexImageEXT)(Display *dpy, GLXDrawable drawable, int buffer); /*** GLX_ARB_create_context ***/ GLXContext (*CreateContextAttribs)(Display *dpy, GLXFBConfig config, GLXContext share_context, Bool direct, const int *attrib_list); }; extern const char * _glxapi_get_version(void); extern const char ** _glxapi_get_extensions(void); extern GLuint _glxapi_get_dispatch_table_size(void); extern void _glxapi_set_no_op_table(struct _glxapi_table *t); extern __GLXextFuncPtr _glxapi_get_proc_address(const char *funcName); #endif