From: Brian Paul Date: Sat, 5 Oct 2002 18:27:41 +0000 (+0000) Subject: Pbuffers seem to work! X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e4656003caee346d9c4eb23256d73409271291a7;p=mesa.git Pbuffers seem to work! --- diff --git a/src/mesa/drivers/x11/fakeglx.c b/src/mesa/drivers/x11/fakeglx.c index 5c6818dccc7..e58fd268d93 100644 --- a/src/mesa/drivers/x11/fakeglx.c +++ b/src/mesa/drivers/x11/fakeglx.c @@ -1,4 +1,4 @@ -/* $Id: fakeglx.c,v 1.68 2002/10/05 03:02:34 brianp Exp $ */ +/* $Id: fakeglx.c,v 1.69 2002/10/05 18:27:41 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -71,6 +71,17 @@ /* Who implemented this GLX? */ #define VENDOR "Brian Paul" +#define EXTENSIONS \ + "GLX_MESA_set_3dfx_mode " \ + "GLX_MESA_copy_sub_buffer " \ + "GLX_MESA_pixmap_colormap " \ + "GLX_MESA_release_buffers " \ + "GLX_ARB_get_proc_address " \ + "GLX_EXT_visual_info " \ + "GLX_EXT_visual_rating " \ + "GLX_SGI_video_sync " \ + "GLX_SGIX_fbconfig " \ + "GLX_SGIX_pbuffer" /* Silence compiler warnings */ @@ -1167,7 +1178,7 @@ static GLXContext Fake_glXCreateContext( Display *dpy, XVisualInfo *visinfo, GLXContext share_list, Bool direct ) { - XMesaVisual glxvis; + XMesaVisual xmvis; struct fake_glx_context *glxCtx; struct fake_glx_context *shareCtx = (struct fake_glx_context *) share_list; @@ -1181,18 +1192,18 @@ Fake_glXCreateContext( Display *dpy, XVisualInfo *visinfo, /* deallocate unused windows/buffers */ XMesaGarbageCollect(); - glxvis = find_glx_visual( dpy, visinfo ); - if (!glxvis) { + xmvis = find_glx_visual( dpy, visinfo ); + if (!xmvis) { /* This visual wasn't found with glXChooseVisual() */ - glxvis = create_glx_visual( dpy, visinfo ); - if (!glxvis) { + xmvis = create_glx_visual( dpy, visinfo ); + if (!xmvis) { /* unusable visual */ FREE(glxCtx); return NULL; } } - glxCtx->xmesaContext = XMesaCreateContext(glxvis, + glxCtx->xmesaContext = XMesaCreateContext(xmvis, shareCtx ? shareCtx->xmesaContext : NULL); if (!glxCtx->xmesaContext) { FREE(glxCtx); @@ -1487,21 +1498,21 @@ Fake_glXQueryVersion( Display *dpy, int *maj, int *min ) * Query the GLX attributes of the given XVisualInfo. */ static int -get_config( XMesaVisual glxvis, int attrib, int *value, GLboolean fbconfig ) +get_config( XMesaVisual xmvis, int attrib, int *value, GLboolean fbconfig ) { - ASSERT(glxvis); + ASSERT(xmvis); switch(attrib) { case GLX_USE_GL: *value = (int) True; return 0; case GLX_BUFFER_SIZE: - *value = glxvis->visinfo->depth; + *value = xmvis->visinfo->depth; return 0; case GLX_LEVEL: - *value = glxvis->level; + *value = xmvis->level; return 0; case GLX_RGBA: - if (glxvis->mesa_visual.rgbMode) { + if (xmvis->mesa_visual.rgbMode) { *value = True; } else { @@ -1509,50 +1520,50 @@ get_config( XMesaVisual glxvis, int attrib, int *value, GLboolean fbconfig ) } return 0; case GLX_DOUBLEBUFFER: - *value = (int) glxvis->mesa_visual.doubleBufferMode; + *value = (int) xmvis->mesa_visual.doubleBufferMode; return 0; case GLX_STEREO: - *value = (int) glxvis->mesa_visual.stereoMode; + *value = (int) xmvis->mesa_visual.stereoMode; return 0; case GLX_AUX_BUFFERS: *value = (int) False; return 0; case GLX_RED_SIZE: - *value = glxvis->mesa_visual.redBits; + *value = xmvis->mesa_visual.redBits; return 0; case GLX_GREEN_SIZE: - *value = glxvis->mesa_visual.greenBits; + *value = xmvis->mesa_visual.greenBits; return 0; case GLX_BLUE_SIZE: - *value = glxvis->mesa_visual.blueBits; + *value = xmvis->mesa_visual.blueBits; return 0; case GLX_ALPHA_SIZE: - *value = glxvis->mesa_visual.alphaBits; + *value = xmvis->mesa_visual.alphaBits; return 0; case GLX_DEPTH_SIZE: - *value = glxvis->mesa_visual.depthBits; + *value = xmvis->mesa_visual.depthBits; return 0; case GLX_STENCIL_SIZE: - *value = glxvis->mesa_visual.stencilBits; + *value = xmvis->mesa_visual.stencilBits; return 0; case GLX_ACCUM_RED_SIZE: - *value = glxvis->mesa_visual.accumRedBits; + *value = xmvis->mesa_visual.accumRedBits; return 0; case GLX_ACCUM_GREEN_SIZE: - *value = glxvis->mesa_visual.accumGreenBits; + *value = xmvis->mesa_visual.accumGreenBits; return 0; case GLX_ACCUM_BLUE_SIZE: - *value = glxvis->mesa_visual.accumBlueBits; + *value = xmvis->mesa_visual.accumBlueBits; return 0; case GLX_ACCUM_ALPHA_SIZE: - *value = glxvis->mesa_visual.accumAlphaBits; + *value = xmvis->mesa_visual.accumAlphaBits; return 0; /* * GLX_EXT_visual_info extension */ case GLX_X_VISUAL_TYPE_EXT: - switch (glxvis->visinfo->CLASS) { + switch (xmvis->visinfo->CLASS) { case StaticGray: *value = GLX_STATIC_GRAY_EXT; return 0; case GrayScale: *value = GLX_GRAY_SCALE_EXT; return 0; case StaticColor: *value = GLX_STATIC_GRAY_EXT; return 0; @@ -1562,27 +1573,27 @@ get_config( XMesaVisual glxvis, int attrib, int *value, GLboolean fbconfig ) } return 0; case GLX_TRANSPARENT_TYPE_EXT: - if (glxvis->level==0) { + if (xmvis->level==0) { /* normal planes */ *value = GLX_NONE_EXT; } - else if (glxvis->level>0) { + else if (xmvis->level>0) { /* overlay */ - if (glxvis->mesa_visual.rgbMode) { + if (xmvis->mesa_visual.rgbMode) { *value = GLX_TRANSPARENT_RGB_EXT; } else { *value = GLX_TRANSPARENT_INDEX_EXT; } } - else if (glxvis->level<0) { + else if (xmvis->level<0) { /* underlay */ *value = GLX_NONE_EXT; } return 0; case GLX_TRANSPARENT_INDEX_VALUE_EXT: { - int pixel = transparent_pixel( glxvis ); + int pixel = transparent_pixel( xmvis ); if (pixel>=0) { *value = pixel; } @@ -1607,8 +1618,8 @@ get_config( XMesaVisual glxvis, int attrib, int *value, GLboolean fbconfig ) */ case GLX_VISUAL_CAVEAT_EXT: /* test for zero, just in case */ - if (glxvis->VisualCaveat > 0) - *value = glxvis->VisualCaveat; + if (xmvis->VisualCaveat > 0) + *value = xmvis->VisualCaveat; else *value = GLX_NONE_EXT; return 0; @@ -1629,7 +1640,7 @@ get_config( XMesaVisual glxvis, int attrib, int *value, GLboolean fbconfig ) case GLX_SCREEN_EXT: if (!fbconfig) return GLX_BAD_ATTRIBUTE; - *value = glxvis->visinfo->screen; + *value = xmvis->visinfo->screen; break; case GLX_DRAWABLE_TYPE: /*SGIX too */ if (!fbconfig) @@ -1639,7 +1650,7 @@ get_config( XMesaVisual glxvis, int attrib, int *value, GLboolean fbconfig ) case GLX_RENDER_TYPE_SGIX: if (!fbconfig) return GLX_BAD_ATTRIBUTE; - if (glxvis->mesa_visual.rgbMode) + if (xmvis->mesa_visual.rgbMode) *value = GLX_RGBA_BIT; else *value = GLX_COLOR_INDEX_BIT; @@ -1652,29 +1663,29 @@ get_config( XMesaVisual glxvis, int attrib, int *value, GLboolean fbconfig ) case GLX_FBCONFIG_ID_SGIX: if (!fbconfig) return GLX_BAD_ATTRIBUTE; - *value = glxvis->vishandle->visualid; + *value = xmvis->vishandle->visualid; break; case GLX_MAX_PBUFFER_WIDTH: if (!fbconfig) return GLX_BAD_ATTRIBUTE; /* XXX or MAX_WIDTH? */ - *value = DisplayWidth(glxvis->display, glxvis->vishandle->screen); + *value = DisplayWidth(xmvis->display, xmvis->vishandle->screen); break; case GLX_MAX_PBUFFER_HEIGHT: if (!fbconfig) return GLX_BAD_ATTRIBUTE; - *value = DisplayHeight(glxvis->display, glxvis->vishandle->screen); + *value = DisplayHeight(xmvis->display, xmvis->vishandle->screen); break; case GLX_MAX_PBUFFER_PIXELS: if (!fbconfig) return GLX_BAD_ATTRIBUTE; - *value = DisplayWidth(glxvis->display, glxvis->vishandle->screen) * - DisplayHeight(glxvis->display, glxvis->vishandle->screen); + *value = DisplayWidth(xmvis->display, xmvis->vishandle->screen) * + DisplayHeight(xmvis->display, xmvis->vishandle->screen); break; case GLX_VISUAL_ID: if (!fbconfig) return GLX_BAD_ATTRIBUTE; - *value = glxvis->vishandle->visualid; + *value = xmvis->vishandle->visualid; break; default: @@ -1688,13 +1699,13 @@ static int Fake_glXGetConfig( Display *dpy, XVisualInfo *visinfo, int attrib, int *value ) { - XMesaVisual glxvis; + XMesaVisual xmvis; - glxvis = find_glx_visual( dpy, visinfo ); - if (!glxvis) { + xmvis = find_glx_visual( dpy, visinfo ); + if (!xmvis) { /* this visual wasn't obtained with glXChooseVisual */ - glxvis = create_glx_visual( dpy, visinfo ); - if (!glxvis) { + xmvis = create_glx_visual( dpy, visinfo ); + if (!xmvis) { /* this visual can't be used for GL rendering */ if (attrib==GLX_USE_GL) { *value = (int) False; @@ -1706,7 +1717,7 @@ Fake_glXGetConfig( Display *dpy, XVisualInfo *visinfo, } } - return get_config(glxvis, attrib, value, GL_FALSE); + return get_config(xmvis, attrib, value, GL_FALSE); } @@ -1727,18 +1738,16 @@ Fake_glXWaitX( void ) } -/* - * Return the extensions string, which is 3Dfx-dependant. - */ -static const char *get_extensions( void ) +static const char * +get_extensions( void ) { #ifdef FX const char *fx = getenv("MESA_GLX_FX"); if (fx && fx[0] != 'd') { - return "GLX_MESA_pixmap_colormap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_release_buffers GLX_MESA_copy_sub_buffer GLX_SGI_video_sync GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_MESA_set_3dfx_mode GLX_ARB_get_proc_address"; + return EXTENSIONS; } #endif - return "GLX_MESA_pixmap_colormap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_release_buffers GLX_MESA_copy_sub_buffer GLX_SGI_video_sync GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_ARB_get_proc_address"; + return EXTENSIONS + 23; /* skip "GLX_MESA_set_3dfx_mode" */ } @@ -1808,7 +1817,6 @@ Fake_glXGetClientString( Display *dpy, int name ) */ -/* PBUFFER */ static GLXFBConfig * Fake_glXChooseFBConfig( Display *dpy, int screen, const int *attribList, int *nitems ) @@ -1831,7 +1839,6 @@ Fake_glXChooseFBConfig( Display *dpy, int screen, } -/* PBUFFER */ static int Fake_glXGetFBConfigAttrib( Display *dpy, GLXFBConfig config, int attribute, int *value ) @@ -1847,7 +1854,6 @@ Fake_glXGetFBConfigAttrib( Display *dpy, GLXFBConfig config, } -/* PBUFFER */ static GLXFBConfig * Fake_glXGetFBConfigs( Display *dpy, int screen, int *nelements ) { @@ -1874,7 +1880,6 @@ Fake_glXGetFBConfigs( Display *dpy, int screen, int *nelements ) } -/* PBUFFER */ static XVisualInfo * Fake_glXGetVisualFromFBConfig( Display *dpy, GLXFBConfig config ) { @@ -1888,7 +1893,6 @@ Fake_glXGetVisualFromFBConfig( Display *dpy, GLXFBConfig config ) } -/* PBUFFER */ static GLXWindow Fake_glXCreateWindow( Display *dpy, GLXFBConfig config, Window win, const int *attribList ) @@ -1959,7 +1963,6 @@ Fake_glXDestroyPixmap( Display *dpy, GLXPixmap pixmap ) } -/* PBUFFER */ static GLXPbuffer Fake_glXCreatePbuffer( Display *dpy, GLXFBConfig config, const int *attribList ) @@ -1999,34 +2002,46 @@ Fake_glXCreatePbuffer( Display *dpy, GLXFBConfig config, return 0; xmbuf = XMesaCreatePBuffer( xmvis, 0, width, height); - return (GLXPbuffer) xmbuf; + /* A GLXPbuffer handle must be an X Drawable because that's what + * glXMakeCurrent takes. + */ + return (GLXPbuffer) xmbuf->frontbuffer; } -/* PBUFFER */ static void Fake_glXDestroyPbuffer( Display *dpy, GLXPbuffer pbuf ) { - (void) dpy; - (void) pbuf; + XMesaBuffer b = XMesaFindBuffer(dpy, pbuf); + if (b) { + XMesaDestroyBuffer(b); + } } -/* PBUFFER */ static void Fake_glXQueryDrawable( Display *dpy, GLXDrawable draw, int attribute, unsigned int *value ) { - (void) dpy; - (void) draw; + XMesaBuffer xmbuf = XMesaFindBuffer(dpy, draw); + if (!xmbuf) + return; switch (attribute) { case GLX_WIDTH: + *value = xmbuf->width; + break; case GLX_HEIGHT: + *value = xmbuf->height; + break; case GLX_PRESERVED_CONTENTS: + *value = True; + break; case GLX_LARGEST_PBUFFER: + *value = xmbuf->width * xmbuf->height; + break; case GLX_FBCONFIG_ID: - *value = 0; + *value = xmbuf->xm_visual->vishandle->visualid; return; default: return; /* GLX_BAD_ATTRIBUTE? */ @@ -2048,43 +2063,53 @@ Fake_glXCreateNewContext( Display *dpy, GLXFBConfig config, } -/* PBUFFER */ static int Fake_glXQueryContext( Display *dpy, GLXContext ctx, int attribute, int *value ) { + struct fake_glx_context *glxCtx = (struct fake_glx_context *) ctx; + XMesaContext xmctx = glxCtx->xmesaContext; + (void) dpy; (void) ctx; switch (attribute) { case GLX_FBCONFIG_ID: + *value = xmctx->xm_visual->vishandle->visualid; + break; case GLX_RENDER_TYPE: + if (xmctx->xm_visual->mesa_visual.rgbMode) + *value = GLX_RGBA_BIT; + else + *value = GLX_COLOR_INDEX_BIT; + break; case GLX_SCREEN: *value = 0; return Success; default: return GLX_BAD_ATTRIBUTE; } + return 0; } -/* PBUFFER */ static void Fake_glXSelectEvent( Display *dpy, GLXDrawable drawable, unsigned long mask ) { - (void) dpy; - (void) drawable; - (void) mask; + XMesaBuffer xmbuf = XMesaFindBuffer(dpy, drawable); + if (xmbuf) + xmbuf->selectedEvents = mask; } -/* PBUFFER */ static void Fake_glXGetSelectedEvent( Display *dpy, GLXDrawable drawable, unsigned long *mask ) { - (void) dpy; - (void) drawable; - (void) mask; + XMesaBuffer xmbuf = XMesaFindBuffer(dpy, drawable); + if (xmbuf) + *mask = xmbuf->selectedEvents; + else + *mask = 0; } @@ -2212,38 +2237,65 @@ Fake_glXChooseFBConfigSGIX(Display *dpy, int screen, int *attrib_list, int *nele return (GLXFBConfig *) Fake_glXChooseFBConfig(dpy, screen, attrib_list, nelements); } + static GLXPixmap Fake_glXCreateGLXPixmapWithConfigSGIX(Display *dpy, GLXFBConfigSGIX config, Pixmap pixmap) { - (void) dpy; - (void) config; - (void) pixmap; - return 0; + XMesaVisual xmvis = (XMesaVisual) config; + XMesaBuffer xmbuf = XMesaCreatePixmapBuffer(xmvis, pixmap, 0); + return xmbuf->frontbuffer; /* need to return an X ID */ } + static GLXContext Fake_glXCreateContextWithConfigSGIX(Display *dpy, GLXFBConfigSGIX config, int render_type, GLXContext share_list, Bool direct) { - (void) dpy; - (void) config; - (void) render_type; - (void) share_list; - (void) direct; - return 0; + XMesaVisual xmvis = (XMesaVisual) config; + struct fake_glx_context *glxCtx; + struct fake_glx_context *shareCtx = (struct fake_glx_context *) share_list; + + glxCtx = CALLOC_STRUCT(fake_glx_context); + if (!glxCtx) + return 0; + + /* deallocate unused windows/buffers */ + XMesaGarbageCollect(); + + glxCtx->xmesaContext = XMesaCreateContext(xmvis, + shareCtx ? shareCtx->xmesaContext : NULL); + if (!glxCtx->xmesaContext) { + FREE(glxCtx); + return NULL; + } + + glxCtx->xmesaContext->direct = GL_FALSE; + glxCtx->glxContext.isDirect = GL_FALSE; + glxCtx->glxContext.currentDpy = dpy; + glxCtx->glxContext.xid = (XID) glxCtx; /* self pointer */ + + assert((void *) glxCtx == (void *) &(glxCtx->glxContext)); + + return (GLXContext) glxCtx; } + static XVisualInfo * Fake_glXGetVisualFromFBConfigSGIX(Display *dpy, GLXFBConfigSGIX config) { return Fake_glXGetVisualFromFBConfig(dpy, config); } + static GLXFBConfigSGIX Fake_glXGetFBConfigFromVisualSGIX(Display *dpy, XVisualInfo *vis) { - (void) dpy; - (void) vis; - return 0; + XMesaVisual xmvis = find_glx_visual(dpy, vis); + if (!xmvis) { + /* This visual wasn't found with glXChooseVisual() */ + xmvis = create_glx_visual(dpy, vis); + } + + return (GLXFBConfigSGIX) xmvis; } @@ -2278,40 +2330,77 @@ Fake_glXCreateGLXPbufferSGIX(Display *dpy, GLXFBConfigSGIX config, } xmbuf = XMesaCreatePBuffer( xmvis, 0, width, height); - return (GLXPbuffer) xmbuf; + /* A GLXPbuffer handle must be an X Drawable because that's what + * glXMakeCurrent takes. + */ + return (GLXPbuffer) xmbuf->frontbuffer; } + static void Fake_glXDestroyGLXPbufferSGIX(Display *dpy, GLXPbufferSGIX pbuf) { - (void) dpy; - (void) pbuf; + XMesaBuffer xmbuf = XMesaFindBuffer(dpy, pbuf); + if (xmbuf) { + XMesaDestroyBuffer(xmbuf); + } } + static int Fake_glXQueryGLXPbufferSGIX(Display *dpy, GLXPbufferSGIX pbuf, int attribute, unsigned int *value) { - (void) dpy; - (void) pbuf; - (void) attribute; - (void) value; + const XMesaBuffer xmbuf = XMesaFindBuffer(dpy, pbuf); + + if (!xmbuf) { + /* Generate GLXBadPbufferSGIX for bad pbuffer */ + return 0; + } + + switch (attribute) { + case GLX_PRESERVED_CONTENTS_SGIX: + *value = True; + break; + case GLX_LARGEST_PBUFFER_SGIX: + *value = xmbuf->width * xmbuf->height; + break; + case GLX_WIDTH_SGIX: + *value = xmbuf->width; + break; + case GLX_HEIGHT_SGIX: + *value = xmbuf->height; + break; + case GLX_EVENT_MASK_SGIX: + *value = 0; /* XXX might be wrong */ + break; + default: + *value = 0; + } return 0; } + static void Fake_glXSelectEventSGIX(Display *dpy, GLXDrawable drawable, unsigned long mask) { - (void) dpy; - (void) drawable; - (void) mask; + XMesaBuffer xmbuf = XMesaFindBuffer(dpy, drawable); + if (xmbuf) { + /* Note: we'll never generate clobber events */ + xmbuf->selectedEvents = mask; + } } + static void Fake_glXGetSelectedEventSGIX(Display *dpy, GLXDrawable drawable, unsigned long *mask) { - (void) dpy; - (void) drawable; - (void) mask; + XMesaBuffer xmbuf = XMesaFindBuffer(dpy, drawable); + if (xmbuf) { + *mask = xmbuf->selectedEvents; + } + else { + *mask = 0; + } } diff --git a/src/mesa/drivers/x11/xm_api.c b/src/mesa/drivers/x11/xm_api.c index 4f34e2b6a8f..708e2a8a819 100644 --- a/src/mesa/drivers/x11/xm_api.c +++ b/src/mesa/drivers/x11/xm_api.c @@ -1,4 +1,4 @@ -/* $Id: xm_api.c,v 1.42 2002/10/05 03:02:34 brianp Exp $ */ +/* $Id: xm_api.c,v 1.43 2002/10/05 18:27:41 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -628,9 +628,7 @@ void xmesa_alloc_back_buffer( XMesaBuffer b ) b->backimage = XMesaCreateImage(b->xm_visual->BitsPerPixel, b->width, b->height, NULL); #else - if (b->shm==0 - || alloc_shm_back_buffer(b)==GL_FALSE - ) { + if (b->shm==0 || alloc_shm_back_buffer(b)==GL_FALSE) { /* Allocate a regular XImage for the back buffer. */ b->backimage = XCreateImage( b->xm_visual->display, b->xm_visual->visinfo->visual, @@ -1932,9 +1930,10 @@ XMesaBuffer XMesaCreatePBuffer( XMesaVisual v, XMesaColormap cmap, unsigned int width, unsigned int height ) { int client = 0; + XMesaWindow root; + XMesaDrawable drawable; /* X Pixmap Drawable */ XMesaBuffer b = alloc_xmesa_buffer(); if (!b) { - printf("return NULL 1\n"); return NULL; } @@ -1943,6 +1942,10 @@ XMesaBuffer XMesaCreatePBuffer( XMesaVisual v, XMesaColormap cmap, b->display = v->display; b->cmap = cmap; + /* allocate pixmap for front buffer */ + root = RootWindow( v->display, v->visinfo->screen ); + drawable = XCreatePixmap( v->display, root, width, height, v->visinfo->depth ); + /* determine back buffer implementation */ if (v->mesa_visual.doubleBufferMode) { if (v->ximage_flag) { @@ -1966,9 +1969,8 @@ XMesaBuffer XMesaCreatePBuffer( XMesaVisual v, XMesaColormap cmap, v->mesa_visual.alphaBits > 0 ); if (!initialize_visual_and_buffer(client, v, b, v->mesa_visual.rgbMode, - 0, cmap)) { + drawable, cmap)) { free_xmesa_buffer(client, b); - printf("return NULL\n"); return NULL; } diff --git a/src/mesa/drivers/x11/xmesaP.h b/src/mesa/drivers/x11/xmesaP.h index c3f9c1dbd52..3d27b5520bf 100644 --- a/src/mesa/drivers/x11/xmesaP.h +++ b/src/mesa/drivers/x11/xmesaP.h @@ -1,4 +1,4 @@ -/* $Id: xmesaP.h,v 1.30 2002/10/05 03:02:34 brianp Exp $ */ +/* $Id: xmesaP.h,v 1.31 2002/10/05 18:27:41 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -164,6 +164,8 @@ struct xmesa_buffer { XMesaColormap cmap; /* the X colormap */ + unsigned long selectedEvents;/* for pbuffers only */ + GLint db_state; /* 0 = single buffered */ /* BACK_PIXMAP = use Pixmap for back buffer */ /* BACK_XIMAGE = use XImage for back buffer */