diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/drivers/x11/glxapi.c | 396 |
1 files changed, 314 insertions, 82 deletions
diff --git a/src/mesa/drivers/x11/glxapi.c b/src/mesa/drivers/x11/glxapi.c index a24450dab40..67649f403d2 100644 --- a/src/mesa/drivers/x11/glxapi.c +++ b/src/mesa/drivers/x11/glxapi.c @@ -1,4 +1,4 @@ -/* $Id: glxapi.c,v 1.20 2000/12/15 04:02:50 brianp Exp $ */ +/* $Id: glxapi.c,v 1.21 2001/05/24 00:00:57 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -34,7 +34,9 @@ #include <assert.h> #include <stdlib.h> +#include <stdio.h> #include <string.h> +/*#include <dlfcn.h>*/ /* XXX not portable? */ #include "glapi.h" #include "glxapi.h" @@ -48,7 +50,7 @@ /* Rather than include possibly non-existant headers... */ #ifdef USE_SGI_GLX -extern struct _glxapi_table *_sgi_GetGLXDispatchtable(void); +extern struct _glxapi_table *_sgi_GetGLXDispatchTable(void); #endif #ifdef USE_UTAH_GLX extern struct _glxapi_table *_utah_GetGLXDispatchTable(void); @@ -68,20 +70,17 @@ struct display_dispatch { static struct display_dispatch *DispatchList = NULL; +/* Display -> Dispatch caching */ +static Display *prevDisplay = NULL; +static struct _glxapi_table *prevTable = NULL; + + static struct _glxapi_table * get_dispatch(Display *dpy) { - static Display *prevDisplay = NULL; - static struct _glxapi_table *prevTable = NULL; - if (!dpy) return NULL; - /* try cached display */ - if (dpy == prevDisplay) { - return prevTable; - } - /* search list of display/dispatch pairs for this display */ { const struct display_dispatch *d = DispatchList; @@ -107,7 +106,7 @@ get_dispatch(Display *dpy) if (XQueryExtension( dpy, "GLX", &ignore, &ignore, &ignore )) { /* the X server has the GLX extension */ #if defined(USE_SGI_GLX) - t = _sgi_GetGLXDispatchtable(); + t = _sgi_GetGLXDispatchTable(); #elif defined(USE_UTAH_GLX) t = _utah_GetGLXDispatchTable(); #endif @@ -147,6 +146,19 @@ get_dispatch(Display *dpy) } +#define GET_DISPATCH(DPY, TABLE) \ + if (DPY == prevDisplay) { \ + TABLE = prevTable; \ + } \ + else if (!DPY) { \ + TABLE = NULL; \ + } \ + else { \ + TABLE = get_dispatch(DPY); \ + } + + + /* Set by glXMakeCurrent() and glXMakeContextCurrent() only */ static Display *CurrentDisplay = NULL; @@ -163,7 +175,8 @@ static GLXDrawable CurrentReadDrawable = 0; XVisualInfo *glXChooseVisual(Display *dpy, int screen, int *list) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return NULL; return (t->ChooseVisual)(dpy, screen, list); @@ -172,7 +185,8 @@ XVisualInfo *glXChooseVisual(Display *dpy, int screen, int *list) void glXCopyContext(Display *dpy, GLXContext src, GLXContext dst, unsigned long mask) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return; (t->CopyContext)(dpy, src, dst, mask); @@ -181,7 +195,8 @@ void glXCopyContext(Display *dpy, GLXContext src, GLXContext dst, unsigned long GLXContext glXCreateContext(Display *dpy, XVisualInfo *visinfo, GLXContext shareList, Bool direct) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->CreateContext)(dpy, visinfo, shareList, direct); @@ -190,7 +205,8 @@ GLXContext glXCreateContext(Display *dpy, XVisualInfo *visinfo, GLXContext share GLXPixmap glXCreateGLXPixmap(Display *dpy, XVisualInfo *visinfo, Pixmap pixmap) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->CreateGLXPixmap)(dpy, visinfo, pixmap); @@ -199,7 +215,8 @@ GLXPixmap glXCreateGLXPixmap(Display *dpy, XVisualInfo *visinfo, Pixmap pixmap) void glXDestroyContext(Display *dpy, GLXContext ctx) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return; (t->DestroyContext)(dpy, ctx); @@ -208,7 +225,8 @@ void glXDestroyContext(Display *dpy, GLXContext ctx) void glXDestroyGLXPixmap(Display *dpy, GLXPixmap pixmap) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return; (t->DestroyGLXPixmap)(dpy, pixmap); @@ -217,7 +235,8 @@ void glXDestroyGLXPixmap(Display *dpy, GLXPixmap pixmap) int glXGetConfig(Display *dpy, XVisualInfo *visinfo, int attrib, int *value) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return GLX_NO_EXTENSION; return (t->GetConfig)(dpy, visinfo, attrib, value); @@ -238,7 +257,8 @@ GLXDrawable glXGetCurrentDrawable(void) Bool glXIsDirect(Display *dpy, GLXContext ctx) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return False; return (t->IsDirect)(dpy, ctx); @@ -248,7 +268,8 @@ Bool glXIsDirect(Display *dpy, GLXContext ctx) Bool glXMakeCurrent(Display *dpy, GLXDrawable drawable, GLXContext ctx) { Bool b; - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return False; b = (*t->MakeCurrent)(dpy, drawable, ctx); @@ -264,7 +285,8 @@ Bool glXMakeCurrent(Display *dpy, GLXDrawable drawable, GLXContext ctx) Bool glXQueryExtension(Display *dpy, int *errorb, int *event) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return False; return (t->QueryExtension)(dpy, errorb, event); @@ -273,7 +295,8 @@ Bool glXQueryExtension(Display *dpy, int *errorb, int *event) Bool glXQueryVersion(Display *dpy, int *maj, int *min) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return False; return (t->QueryVersion)(dpy, maj, min); @@ -282,7 +305,8 @@ Bool glXQueryVersion(Display *dpy, int *maj, int *min) void glXSwapBuffers(Display *dpy, GLXDrawable drawable) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return; (t->SwapBuffers)(dpy, drawable); @@ -291,7 +315,8 @@ void glXSwapBuffers(Display *dpy, GLXDrawable drawable) void glXUseXFont(Font font, int first, int count, int listBase) { - struct _glxapi_table *t = get_dispatch(CurrentDisplay); + struct _glxapi_table *t; + GET_DISPATCH(CurrentDisplay, t); if (!t) return; (t->UseXFont)(font, first, count, listBase); @@ -300,7 +325,8 @@ void glXUseXFont(Font font, int first, int count, int listBase) void glXWaitGL(void) { - struct _glxapi_table *t = get_dispatch(CurrentDisplay); + struct _glxapi_table *t; + GET_DISPATCH(CurrentDisplay, t); if (!t) return; (t->WaitGL)(); @@ -309,7 +335,8 @@ void glXWaitGL(void) void glXWaitX(void) { - struct _glxapi_table *t = get_dispatch(CurrentDisplay); + struct _glxapi_table *t; + GET_DISPATCH(CurrentDisplay, t); if (!t) return; (t->WaitX)(); @@ -321,7 +348,8 @@ void glXWaitX(void) const char *glXGetClientString(Display *dpy, int name) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return NULL; return (t->GetClientString)(dpy, name); @@ -330,7 +358,8 @@ const char *glXGetClientString(Display *dpy, int name) const char *glXQueryExtensionsString(Display *dpy, int screen) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return NULL; return (t->QueryExtensionsString)(dpy, screen); @@ -339,7 +368,8 @@ const char *glXQueryExtensionsString(Display *dpy, int screen) const char *glXQueryServerString(Display *dpy, int screen, int name) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return NULL; return (t->QueryServerString)(dpy, screen, name); @@ -362,7 +392,8 @@ Display *glXGetCurrentDisplay(void) GLXFBConfig *glXChooseFBConfig(Display *dpy, int screen, const int *attribList, int *nitems) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->ChooseFBConfig)(dpy, screen, attribList, nitems); @@ -371,7 +402,8 @@ GLXFBConfig *glXChooseFBConfig(Display *dpy, int screen, const int *attribList, GLXContext glXCreateNewContext(Display *dpy, GLXFBConfig config, int renderType, GLXContext shareList, Bool direct) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->CreateNewContext)(dpy, config, renderType, shareList, direct); @@ -380,7 +412,8 @@ GLXContext glXCreateNewContext(Display *dpy, GLXFBConfig config, int renderType, GLXPbuffer glXCreatePbuffer(Display *dpy, GLXFBConfig config, const int *attribList) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->CreatePbuffer)(dpy, config, attribList); @@ -389,7 +422,8 @@ GLXPbuffer glXCreatePbuffer(Display *dpy, GLXFBConfig config, const int *attribL GLXPixmap glXCreatePixmap(Display *dpy, GLXFBConfig config, Pixmap pixmap, const int *attribList) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->CreatePixmap)(dpy, config, pixmap, attribList); @@ -398,7 +432,8 @@ GLXPixmap glXCreatePixmap(Display *dpy, GLXFBConfig config, Pixmap pixmap, const GLXWindow glXCreateWindow(Display *dpy, GLXFBConfig config, Window win, const int *attribList) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->CreateWindow)(dpy, config, win, attribList); @@ -407,7 +442,8 @@ GLXWindow glXCreateWindow(Display *dpy, GLXFBConfig config, Window win, const in void glXDestroyPbuffer(Display *dpy, GLXPbuffer pbuf) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return; (t->DestroyPbuffer)(dpy, pbuf); @@ -416,7 +452,8 @@ void glXDestroyPbuffer(Display *dpy, GLXPbuffer pbuf) void glXDestroyPixmap(Display *dpy, GLXPixmap pixmap) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return; (t->DestroyPixmap)(dpy, pixmap); @@ -425,7 +462,8 @@ void glXDestroyPixmap(Display *dpy, GLXPixmap pixmap) void glXDestroyWindow(Display *dpy, GLXWindow window) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return; (t->DestroyWindow)(dpy, window); @@ -440,7 +478,8 @@ GLXDrawable glXGetCurrentReadDrawable(void) int glXGetFBConfigAttrib(Display *dpy, GLXFBConfig config, int attribute, int *value) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return GLX_NO_EXTENSION; return (t->GetFBConfigAttrib)(dpy, config, attribute, value); @@ -449,7 +488,8 @@ int glXGetFBConfigAttrib(Display *dpy, GLXFBConfig config, int attribute, int *v GLXFBConfig *glXGetFBConfigs(Display *dpy, int screen, int *nelements) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->GetFBConfigs)(dpy, screen, nelements); @@ -457,7 +497,8 @@ GLXFBConfig *glXGetFBConfigs(Display *dpy, int screen, int *nelements) void glXGetSelectedEvent(Display *dpy, GLXDrawable drawable, unsigned long *mask) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return; (t->GetSelectedEvent)(dpy, drawable, mask); @@ -466,7 +507,8 @@ void glXGetSelectedEvent(Display *dpy, GLXDrawable drawable, unsigned long *mask XVisualInfo *glXGetVisualFromFBConfig(Display *dpy, GLXFBConfig config) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return NULL; return (t->GetVisualFromFBConfig)(dpy, config); @@ -475,8 +517,9 @@ XVisualInfo *glXGetVisualFromFBConfig(Display *dpy, GLXFBConfig config) Bool glXMakeContextCurrent(Display *dpy, GLXDrawable draw, GLXDrawable read, GLXContext ctx) { - struct _glxapi_table *t = get_dispatch(dpy); Bool b; + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return False; b = (t->MakeContextCurrent)(dpy, draw, read, ctx); @@ -492,7 +535,8 @@ Bool glXMakeContextCurrent(Display *dpy, GLXDrawable draw, GLXDrawable read, GLX int glXQueryContext(Display *dpy, GLXContext ctx, int attribute, int *value) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); assert(t); if (!t) return 0; /* XXX correct? */ @@ -502,7 +546,8 @@ int glXQueryContext(Display *dpy, GLXContext ctx, int attribute, int *value) void glXQueryDrawable(Display *dpy, GLXDrawable draw, int attribute, unsigned int *value) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return; (t->QueryDrawable)(dpy, draw, attribute, value); @@ -511,7 +556,8 @@ void glXQueryDrawable(Display *dpy, GLXDrawable draw, int attribute, unsigned in void glXSelectEvent(Display *dpy, GLXDrawable drawable, unsigned long mask) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return; (t->SelectEvent)(dpy, drawable, mask); @@ -524,7 +570,8 @@ void glXSelectEvent(Display *dpy, GLXDrawable drawable, unsigned long mask) int glXSwapIntervalSGI(int interval) { - struct _glxapi_table *t = get_dispatch(CurrentDisplay); + struct _glxapi_table *t; + GET_DISPATCH(CurrentDisplay, t); if (!t) return 0; return (t->SwapIntervalSGI)(interval); @@ -537,7 +584,8 @@ int glXSwapIntervalSGI(int interval) int glXGetVideoSyncSGI(unsigned int *count) { - struct _glxapi_table *t = get_dispatch(CurrentDisplay); + struct _glxapi_table *t; + GET_DISPATCH(CurrentDisplay, t); if (!t) return 0; return (t->GetVideoSyncSGI)(count); @@ -545,7 +593,8 @@ int glXGetVideoSyncSGI(unsigned int *count) int glXWaitVideoSyncSGI(int divisor, int remainder, unsigned int *count) { - struct _glxapi_table *t = get_dispatch(CurrentDisplay); + struct _glxapi_table *t; + GET_DISPATCH(CurrentDisplay, t); if (!t) return 0; return (t->WaitVideoSyncSGI)(divisor, remainder, count); @@ -558,7 +607,8 @@ int glXWaitVideoSyncSGI(int divisor, int remainder, unsigned int *count) Bool glXMakeCurrentReadSGI(Display *dpy, GLXDrawable draw, GLXDrawable read, GLXContext ctx) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->MakeCurrentReadSGI)(dpy, draw, read, ctx); @@ -566,7 +616,8 @@ Bool glXMakeCurrentReadSGI(Display *dpy, GLXDrawable draw, GLXDrawable read, GLX GLXDrawable glXGetCurrentReadDrawableSGI(void) { - struct _glxapi_table *t = get_dispatch(CurrentDisplay); + struct _glxapi_table *t; + GET_DISPATCH(CurrentDisplay, t); if (!t) return 0; return (t->GetCurrentReadDrawableSGI)(); @@ -579,7 +630,8 @@ GLXDrawable glXGetCurrentReadDrawableSGI(void) GLXVideoSourceSGIX glXCreateGLXVideoSourceSGIX(Display *dpy, int screen, VLServer server, VLPath path, int nodeClass, VLNode drainNode) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->CreateGLXVideoSourceSGIX)(dpy, screen, server, path, nodeClass, drainNode); @@ -587,7 +639,8 @@ GLXVideoSourceSGIX glXCreateGLXVideoSourceSGIX(Display *dpy, int screen, VLServe void glXDestroyGLXVideoSourceSGIX(Display *dpy, GLXVideoSourceSGIX src) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->DestroyGLXVideoSourceSGIX)(dpy, src); @@ -600,7 +653,8 @@ void glXDestroyGLXVideoSourceSGIX(Display *dpy, GLXVideoSourceSGIX src) void glXFreeContextEXT(Display *dpy, GLXContext context) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return; (t->FreeContextEXT)(dpy, context); @@ -609,7 +663,8 @@ void glXFreeContextEXT(Display *dpy, GLXContext context) GLXContextID glXGetContextIDEXT(const GLXContext context) { /* XXX is this function right? */ - struct _glxapi_table *t = get_dispatch(CurrentDisplay); + struct _glxapi_table *t; + GET_DISPATCH(CurrentDisplay, t); if (!t) return 0; return (t->GetContextIDEXT)(context); @@ -622,7 +677,8 @@ Display *glXGetCurrentDisplayEXT(void) GLXContext glXImportContextEXT(Display *dpy, GLXContextID contextID) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->ImportContextEXT)(dpy, contextID); @@ -630,7 +686,8 @@ GLXContext glXImportContextEXT(Display *dpy, GLXContextID contextID) int glXQueryContextInfoEXT(Display *dpy, GLXContext context, int attribute,int *value) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; /* XXX ok? */ return (t->QueryContextInfoEXT)(dpy, context, attribute, value); @@ -643,7 +700,8 @@ int glXQueryContextInfoEXT(Display *dpy, GLXContext context, int attribute,int * int glXGetFBConfigAttribSGIX(Display *dpy, GLXFBConfigSGIX config, int attribute, int *value) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->GetFBConfigAttribSGIX)(dpy, config, attribute, value); @@ -651,7 +709,8 @@ int glXGetFBConfigAttribSGIX(Display *dpy, GLXFBConfigSGIX config, int attribute GLXFBConfigSGIX *glXChooseFBConfigSGIX(Display *dpy, int screen, int *attrib_list, int *nelements) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->ChooseFBConfigSGIX)(dpy, screen, attrib_list, nelements); @@ -659,7 +718,8 @@ GLXFBConfigSGIX *glXChooseFBConfigSGIX(Display *dpy, int screen, int *attrib_lis GLXPixmap glXCreateGLXPixmapWithConfigSGIX(Display *dpy, GLXFBConfigSGIX config, Pixmap pixmap) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->CreateGLXPixmapWithConfigSGIX)(dpy, config, pixmap); @@ -667,7 +727,8 @@ GLXPixmap glXCreateGLXPixmapWithConfigSGIX(Display *dpy, GLXFBConfigSGIX config, GLXContext glXCreateContextWithConfigSGIX(Display *dpy, GLXFBConfigSGIX config, int render_type, GLXContext share_list, Bool direct) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->CreateContextWithConfigSGIX)(dpy, config, render_type, share_list, direct); @@ -675,7 +736,8 @@ GLXContext glXCreateContextWithConfigSGIX(Display *dpy, GLXFBConfigSGIX config, XVisualInfo * glXGetVisualFromFBConfigSGIX(Display *dpy, GLXFBConfigSGIX config) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->GetVisualFromFBConfigSGIX)(dpy, config); @@ -683,7 +745,8 @@ XVisualInfo * glXGetVisualFromFBConfigSGIX(Display *dpy, GLXFBConfigSGIX config) GLXFBConfigSGIX glXGetFBConfigFromVisualSGIX(Display *dpy, XVisualInfo *vis) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->GetFBConfigFromVisualSGIX)(dpy, vis); @@ -696,7 +759,8 @@ GLXFBConfigSGIX glXGetFBConfigFromVisualSGIX(Display *dpy, XVisualInfo *vis) GLXPbufferSGIX glXCreateGLXPbufferSGIX(Display *dpy, GLXFBConfigSGIX config, unsigned int width, unsigned int height, int *attrib_list) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->CreateGLXPbufferSGIX)(dpy, config, width, height, attrib_list); @@ -704,7 +768,8 @@ GLXPbufferSGIX glXCreateGLXPbufferSGIX(Display *dpy, GLXFBConfigSGIX config, uns void glXDestroyGLXPbufferSGIX(Display *dpy, GLXPbufferSGIX pbuf) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return; (t->DestroyGLXPbufferSGIX)(dpy, pbuf); @@ -712,7 +777,8 @@ void glXDestroyGLXPbufferSGIX(Display *dpy, GLXPbufferSGIX pbuf) int glXQueryGLXPbufferSGIX(Display *dpy, GLXPbufferSGIX pbuf, int attribute, unsigned int *value) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->QueryGLXPbufferSGIX)(dpy, pbuf, attribute, value); @@ -720,7 +786,8 @@ int glXQueryGLXPbufferSGIX(Display *dpy, GLXPbufferSGIX pbuf, int attribute, uns void glXSelectEventSGIX(Display *dpy, GLXDrawable drawable, unsigned long mask) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return; (t->SelectEventSGIX)(dpy, drawable, mask); @@ -728,7 +795,8 @@ void glXSelectEventSGIX(Display *dpy, GLXDrawable drawable, unsigned long mask) void glXGetSelectedEventSGIX(Display *dpy, GLXDrawable drawable, unsigned long *mask) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return; (t->GetSelectedEventSGIX)(dpy, drawable, mask); @@ -741,7 +809,8 @@ void glXGetSelectedEventSGIX(Display *dpy, GLXDrawable drawable, unsigned long * void glXCushionSGI(Display *dpy, Window win, float cushion) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return; (t->CushionSGI)(dpy, win, cushion); @@ -754,7 +823,8 @@ void glXCushionSGI(Display *dpy, Window win, float cushion) int glXBindChannelToWindowSGIX(Display *dpy, int screen, int channel , Window window) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->BindChannelToWindowSGIX)(dpy, screen, channel, window); @@ -762,7 +832,8 @@ int glXBindChannelToWindowSGIX(Display *dpy, int screen, int channel , Window wi int glXChannelRectSGIX(Display *dpy, int screen, int channel, int x, int y, int w, int h) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->ChannelRectSGIX)(dpy, screen, channel, x, y, w, h); @@ -770,7 +841,8 @@ int glXChannelRectSGIX(Display *dpy, int screen, int channel, int x, int y, int int glXQueryChannelRectSGIX(Display *dpy, int screen, int channel, int *x, int *y, int *w, int *h) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->QueryChannelRectSGIX)(dpy, screen, channel, x, y, w, h); @@ -778,7 +850,8 @@ int glXQueryChannelRectSGIX(Display *dpy, int screen, int channel, int *x, int * int glXQueryChannelDeltasSGIX(Display *dpy, int screen, int channel, int *dx, int *dy, int *dw, int *dh) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->QueryChannelDeltasSGIX)(dpy, screen, channel, dx, dy, dw, dh); @@ -786,7 +859,8 @@ int glXQueryChannelDeltasSGIX(Display *dpy, int screen, int channel, int *dx, in int glXChannelRectSyncSGIX(Display *dpy, int screen, int channel, GLenum synctype) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->ChannelRectSyncSGIX)(dpy, screen, channel, synctype); @@ -799,7 +873,8 @@ int glXChannelRectSyncSGIX(Display *dpy, int screen, int channel, GLenum synctyp Bool glXAssociateDMPbufferSGIX(Display *dpy, GLXPbufferSGIX pbuffer, DMparams *params, DMbuffer dmbuffer) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return False; return (t->AssociateDMPbufferSGIX)(dpy, pbuffer, params, dmbuffer); @@ -812,7 +887,8 @@ Bool glXAssociateDMPbufferSGIX(Display *dpy, GLXPbufferSGIX pbuffer, DMparams *p void glXJoinSwapGroupSGIX(Display *dpy, GLXDrawable drawable, GLXDrawable member) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return; (*t->JoinSwapGroupSGIX)(dpy, drawable, member); @@ -825,7 +901,8 @@ void glXJoinSwapGroupSGIX(Display *dpy, GLXDrawable drawable, GLXDrawable member void glXBindSwapBarrierSGIX(Display *dpy, GLXDrawable drawable, int barrier) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return; (*t->BindSwapBarrierSGIX)(dpy, drawable, barrier); @@ -833,7 +910,8 @@ void glXBindSwapBarrierSGIX(Display *dpy, GLXDrawable drawable, int barrier) Bool glXQueryMaxSwapBarriersSGIX(Display *dpy, int screen, int *max) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return False; return (*t->QueryMaxSwapBarriersSGIX)(dpy, screen, max); @@ -846,7 +924,8 @@ Bool glXQueryMaxSwapBarriersSGIX(Display *dpy, int screen, int *max) Status glXGetTransparentIndexSUN(Display *dpy, Window overlay, Window underlay, long *pTransparent) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return False; return (*t->GetTransparentIndexSUN)(dpy, overlay, underlay, pTransparent); @@ -859,7 +938,8 @@ Status glXGetTransparentIndexSUN(Display *dpy, Window overlay, Window underlay, void glXCopySubBufferMESA(Display *dpy, GLXDrawable drawable, int x, int y, int width, int height) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return; (t->CopySubBufferMESA)(dpy, drawable, x, y, width, height); @@ -872,7 +952,8 @@ void glXCopySubBufferMESA(Display *dpy, GLXDrawable drawable, int x, int y, int Bool glXReleaseBuffersMESA(Display *dpy, Window w) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return False; return (t->ReleaseBuffersMESA)(dpy, w); @@ -885,7 +966,8 @@ Bool glXReleaseBuffersMESA(Display *dpy, Window w) GLXPixmap glXCreateGLXPixmapMESA(Display *dpy, XVisualInfo *visinfo, Pixmap pixmap, Colormap cmap) { - struct _glxapi_table *t = get_dispatch(dpy); + struct _glxapi_table *t; + GET_DISPATCH(dpy, t); if (!t) return 0; return (t->CreateGLXPixmapMESA)(dpy, visinfo, pixmap, cmap); @@ -898,7 +980,8 @@ GLXPixmap glXCreateGLXPixmapMESA(Display *dpy, XVisualInfo *visinfo, Pixmap pixm Bool glXSet3DfxModeMESA(int mode) { - struct _glxapi_table *t = get_dispatch(CurrentDisplay); + struct _glxapi_table *t; + GET_DISPATCH(CurrentDisplay, t); if (!t) return False; return (t->Set3DfxModeMESA)(mode); @@ -983,6 +1066,155 @@ _glxapi_set_no_op_table(struct _glxapi_table *t) } +#if 00 +/* + * Open the named library and use dlsym() to populate the given dispatch + * table with GLX function pointers. + * Return: true = all OK + * false = can't open libName or can't get required GLX function + */ +GLboolean +_glxapi_load_library_table(const char *libName, struct _glxapi_table *t) +{ + void *libHandle; + void **entry; /* used to avoid a lot of cast/type warnings */ + + libHandle = dlopen(libName, 0); + if (!libHandle) { + return GL_FALSE; + } + +#define GET_REQ_FUNCTION(ENTRY, NAME) \ + entry = (void **) &(t->ENTRY); \ + *entry = dlsym(libHandle, NAME); \ + if (!*entry) { \ + fprintf(stderr, "libGL Error: couldn't load %s from %s\n", \ + NAME, libName); \ + dlclose(libHandle); \ + return GL_FALSE; \ + } + + /* 1.0 and 1.1 functions */ + GET_REQ_FUNCTION(ChooseVisual, "glXChooseVisual"); + GET_REQ_FUNCTION(CopyContext, "glXCopyContext"); + GET_REQ_FUNCTION(CreateContext, "glXCreateContext"); + GET_REQ_FUNCTION(CreateGLXPixmap, "glXCreateGLXPixmap"); + GET_REQ_FUNCTION(DestroyContext, "glXDestroyContext"); + GET_REQ_FUNCTION(GetConfig, "glXGetConfig"); + GET_REQ_FUNCTION(IsDirect, "glXIsDirect"); + GET_REQ_FUNCTION(MakeCurrent, "glXMakeCurrent"); + GET_REQ_FUNCTION(QueryExtension, "glXQueryExtension"); + GET_REQ_FUNCTION(QueryVersion, "glXQueryVersion"); + GET_REQ_FUNCTION(SwapBuffers, "glXSwapBuffers"); + GET_REQ_FUNCTION(UseXFont, "glXUseXFont"); + GET_REQ_FUNCTION(WaitGL, "glXWaitGL"); + GET_REQ_FUNCTION(WaitX, "glXWaitX"); + GET_REQ_FUNCTION(GetClientString, "glXGetClientString"); + GET_REQ_FUNCTION(QueryExtensionsString, "glXQueryExtensionsString"); + GET_REQ_FUNCTION(QueryServerString, "glXQueryServerString"); + +#define GET_OPT_FUNCTION(ENTRY, NAME) \ + entry = (void **) &(t->ENTRY); \ + *entry = dlsym(libHandle, NAME); \ + if (!*entry) { \ + *entry = (void *) generic_no_op_func; \ + } + + /* 1.2, 1.3 and extensions */ + GET_OPT_FUNCTION(ChooseFBConfig, "glXChooseFBConfig"); + GET_OPT_FUNCTION(CreateNewContext, "glXCreateNewContext"); + GET_OPT_FUNCTION(CreatePbuffer, "glXCreatePbuffer"); + GET_OPT_FUNCTION(CreatePixmap, "glXCreatePixmap"); + GET_OPT_FUNCTION(CreateWindow, "glXCreateWindow"); + GET_OPT_FUNCTION(DestroyPbuffer, "glXDestroyPbuffer"); + GET_OPT_FUNCTION(DestroyPixmap, "glXDestroyPixmap"); + GET_OPT_FUNCTION(DestroyWindow, "glXDestroyWindow"); + GET_OPT_FUNCTION(GetFBConfigAttrib, "glXGetFBConfigAttrib"); + GET_OPT_FUNCTION(GetFBConfigs, "glXGetFBConfigs"); + GET_OPT_FUNCTION(GetSelectedEvent, "glXGetSelectedEvent"); + GET_OPT_FUNCTION(GetVisualFromFBConfig, "glXGetVisualFromFBConfig"); + GET_OPT_FUNCTION(MakeContextCurrent, "glXMakeContextCurrent"); + GET_OPT_FUNCTION(QueryContext, "glXQueryContext"); + GET_OPT_FUNCTION(QueryDrawable, "glXQueryDrawable"); + GET_OPT_FUNCTION(SelectEvent, "glXSelectEvent"); +#ifdef GLX_SGI_swap_control + GET_OPT_FUNCTION(SwapIntervalSGI, "glXSwapIntervalSGI"); +#endif +#ifdef GLX_SGI_video_sync + GET_OPT_FUNCTION(GetVideoSyncSGI, "glXGetVideoSyncSGI"); + GET_OPT_FUNCTION(WaitVideoSyncSGI, "glXWaitVideoSyncSGI"); +#endif +#ifdef GLX_SGI_make_current_read + GET_OPT_FUNCTION(MakeCurrentReadSGI, "glXMakeCurrentReadSGI"); + GET_OPT_FUNCTION(GetCurrentReadDrawableSGI, "glXGetCurrentReadDrawableSGI"); +#endif +#if defined(_VL_H) && defined(GLX_SGIX_video_source) + GET_OPT_FUNCTION(CreateGLXVideoSourceSGIX, "glXCreateGLXVideoSourceSGIX"); + GET_OPT_FUNCTION(DestroyGLXVideoSourceSGIX, "glXDestroyGLXVideoSourceSGIX"); +#endif +#ifdef GLX_EXT_import_context + GET_OPT_FUNCTION(FreeContextEXT, "glXFreeContextEXT"); + GET_OPT_FUNCTION(GetContextIDEXT, "glXGetContextIDEXT"); + GET_OPT_FUNCTION(GetCurrentDisplayEXT, "glXGetCurrentDisplayEXT"); + GET_OPT_FUNCTION(ImportContextEXT, "glXImportContextEXT"); + GET_OPT_FUNCTION(QueryContextInfoEXT, "glXQueryContextInfoEXT"); +#endif +#ifdef GLX_SGIX_fbconfig + GET_OPT_FUNCTION(GetFBConfigAttribSGIX, "glXGetFBConfigAttribSGIX"); + GET_OPT_FUNCTION(ChooseFBConfigSGIX, "glXChooseFBConfigSGIX"); + GET_OPT_FUNCTION(CreateGLXPixmapWithConfigSGIX, "glXCreateGLXPixmapWithConfigSGIX"); + GET_OPT_FUNCTION(CreateContextWithConfigSGIX, "glXCreateContextWithConfigSGIX"); + GET_OPT_FUNCTION(GetVisualFromFBConfigSGIX, "glXGetVisualFromFBConfigSGIX"); + GET_OPT_FUNCTION(GetFBConfigFromVisualSGIX, "glXGetFBConfigFromVisualSGIX"); +#endif +#ifdef GLX_SGIX_pbuffer + GET_OPT_FUNCTION(CreateGLXPbufferSGIX, "glXCreateGLXPbufferSGIX"); + GET_OPT_FUNCTION(DestroyGLXPbufferSGIX, "glXDestroyGLXPbufferSGIX"); + GET_OPT_FUNCTION(QueryGLXPbufferSGIX, "glXQueryGLXPbufferSGIX"); + GET_OPT_FUNCTION(SelectEventSGIX, "glXSelectEventSGIX"); + GET_OPT_FUNCTION(GetSelectedEventSGIX, "glXGetSelectedEventSGIX"); +#endif +#ifdef GLX_SGI_cushion + GET_OPT_FUNCTION(CushionSGI, "glXCushionSGI"); +#endif +#ifdef GLX_SGIX_video_resize + GET_OPT_FUNCTION(BindChannelToWindowSGIX, "glXBindChannelToWindowSGIX"); + GET_OPT_FUNCTION(ChannelRectSGIX, "glXChannelRectSGIX"); + GET_OPT_FUNCTION(QueryChannelRectSGIX, "glXQueryChannelRectSGIX"); + GET_OPT_FUNCTION(QueryChannelDeltasSGIX, "glXQueryChannelDeltasSGIX"); + GET_OPT_FUNCTION(ChannelRectSyncSGIX, "glXChannelRectSyncSGIX"); +#endif +#if defined (_DM_BUFFER_H_) && defined(GLX_SGIX_dmbuffer) + GET_OPT_FUNCTION(AssociateDMPbufferSGIX, "glXAssociateDMPbufferSGIX"); +#endif +#ifdef GLX_SGIX_swap_group + GET_OPT_FUNCTION(JoinSwapGroupSGIX, "glXJoinSwapGroupSGIX"); +#endif +#ifdef GLX_SGIX_swap_barrier + GET_OPT_FUNCTION(BindSwapBarrierSGIX, "glXBindSwapBarrierSGIX"); + GET_OPT_FUNCTION(QueryMaxSwapBarriersSGIX, "glXQueryMaxSwapBarriersSGIX"); +#endif +#ifdef GLX_SUN_get_transparent_index + GET_OPT_FUNCTION(GetTransparentIndexSUN, "glXGetTransparentIndexSUN"); +#endif +#ifdef GLX_MESA_copy_sub_buffer + GET_OPT_FUNCTION(CopySubBufferMESA, "glXCopySubBufferMESA"); +#endif +#ifdef GLX_MESA_release_buffers + GET_OPT_FUNCTION(ReleaseBuffersMESA, "glXReleaseBuffersMESA"); +#endif +#ifdef GLX_MESA_pixmap_colormap + GET_OPT_FUNCTION(CreateGLXPixmapMESA, "glXCreateGLXPixmapMESA"); +#endif +#ifdef GLX_MESA_set_3dfx_mode + GET_OPT_FUNCTION(Set3DfxModeMESA, "glXSet3DfxModeMESA"); +#endif + + return GL_TRUE; +} +#endif + + struct name_address_pair { const char *Name; |