diff options
Diffstat (limited to 'src/glx')
| -rw-r--r-- | src/glx/x11/glxcmds.c | 3206 |
1 files changed, 1642 insertions, 1564 deletions
diff --git a/src/glx/x11/glxcmds.c b/src/glx/x11/glxcmds.c index 72ab48929d3..b2e2b5e771a 100644 --- a/src/glx/x11/glxcmds.c +++ b/src/glx/x11/glxcmds.c @@ -54,12 +54,13 @@ static const char __glXGLXClientVersion[] = "1.4"; #ifdef GLX_DIRECT_RENDERING static Bool windowExistsFlag; -static int windowExistsErrorHandler(Display *dpy, XErrorEvent *xerr) +static int +windowExistsErrorHandler(Display * dpy, XErrorEvent * xerr) { - if (xerr->error_code == BadWindow) { - windowExistsFlag = GL_FALSE; - } - return 0; + if (xerr->error_code == BadWindow) { + windowExistsFlag = GL_FALSE; + } + return 0; } /** @@ -69,37 +70,39 @@ static int windowExistsErrorHandler(Display *dpy, XErrorEvent *xerr) * \param dpy Display to destroy drawables for * \param screen Screen number to destroy drawables for */ -static void GarbageCollectDRIDrawables(Display *dpy, __GLXscreenConfigs *sc) -{ - XID draw; - __GLXDRIdrawable *pdraw; - XWindowAttributes xwa; - int (*oldXErrorHandler)(Display *, XErrorEvent *); - - /* Set no-op error handler so Xlib doesn't bail out if the windows - * has alreay been destroyed on the server. */ - XSync(dpy, GL_FALSE); - oldXErrorHandler = XSetErrorHandler(windowExistsErrorHandler); - - if (__glxHashFirst(sc->drawHash, &draw, (void *)&pdraw) == 1) { - do { - windowExistsFlag = GL_TRUE; - XGetWindowAttributes(dpy, draw, &xwa); /* dummy request */ - if (!windowExistsFlag) { - /* Destroy the local drawable data, if the drawable no - longer exists in the Xserver */ - (*pdraw->destroyDrawable)(pdraw); - __glxHashDelete(sc->drawHash, draw); - } - } while (__glxHashNext(sc->drawHash, &draw, (void *)&pdraw) == 1); - } - - XSync(dpy, GL_FALSE); - XSetErrorHandler(oldXErrorHandler); -} - -extern __GLXDRIdrawable * -GetGLXDRIDrawable(Display *dpy, GLXDrawable drawable, int * const scrn_num); +static void +GarbageCollectDRIDrawables(Display * dpy, __GLXscreenConfigs * sc) +{ + XID draw; + __GLXDRIdrawable *pdraw; + XWindowAttributes xwa; + int (*oldXErrorHandler) (Display *, XErrorEvent *); + + /* Set no-op error handler so Xlib doesn't bail out if the windows + * has alreay been destroyed on the server. */ + XSync(dpy, GL_FALSE); + oldXErrorHandler = XSetErrorHandler(windowExistsErrorHandler); + + if (__glxHashFirst(sc->drawHash, &draw, (void *) &pdraw) == 1) { + do { + windowExistsFlag = GL_TRUE; + XGetWindowAttributes(dpy, draw, &xwa); /* dummy request */ + if (!windowExistsFlag) { + /* Destroy the local drawable data, if the drawable no + longer exists in the Xserver */ + (*pdraw->destroyDrawable) (pdraw); + __glxHashDelete(sc->drawHash, draw); + } + } while (__glxHashNext(sc->drawHash, &draw, (void *) &pdraw) == 1); + } + + XSync(dpy, GL_FALSE); + XSetErrorHandler(oldXErrorHandler); +} + +extern __GLXDRIdrawable *GetGLXDRIDrawable(Display * dpy, + GLXDrawable drawable, + int *const scrn_num); /** * Get the __DRIdrawable for the drawable associated with a GLXContext @@ -111,30 +114,30 @@ GetGLXDRIDrawable(Display *dpy, GLXDrawable drawable, int * const scrn_num); * the drawable is not associated with a direct-rendering context. */ _X_HIDDEN __GLXDRIdrawable * -GetGLXDRIDrawable(Display *dpy, GLXDrawable drawable, int * const scrn_num) +GetGLXDRIDrawable(Display * dpy, GLXDrawable drawable, int *const scrn_num) { - __GLXdisplayPrivate *priv = __glXInitialize(dpy); - __GLXDRIdrawable *pdraw; - const unsigned screen_count = ScreenCount(dpy); - unsigned i; - __GLXscreenConfigs *psc; + __GLXdisplayPrivate *priv = __glXInitialize(dpy); + __GLXDRIdrawable *pdraw; + const unsigned screen_count = ScreenCount(dpy); + unsigned i; + __GLXscreenConfigs *psc; + + if (priv == NULL) + return NULL; - if (priv == NULL) - return NULL; - - for (i = 0; i < screen_count; i++) { - psc = &priv->screenConfigs[i]; - if (psc->drawHash == NULL) - continue; + for (i = 0; i < screen_count; i++) { + psc = &priv->screenConfigs[i]; + if (psc->drawHash == NULL) + continue; - if (__glxHashLookup(psc->drawHash, drawable, (void *) &pdraw) == 0) { - if (scrn_num != NULL) - *scrn_num = i; - return pdraw; - } - } + if (__glxHashLookup(psc->drawHash, drawable, (void *) &pdraw) == 0) { + if (scrn_num != NULL) + *scrn_num = i; + return pdraw; + } + } - return NULL; + return NULL; } #endif @@ -155,44 +158,44 @@ GetGLXDRIDrawable(Display *dpy, GLXDrawable drawable, int * const scrn_num) */ static __GLXscreenConfigs * -GetGLXScreenConfigs(Display *dpy, int scrn) +GetGLXScreenConfigs(Display * dpy, int scrn) { - __GLXdisplayPrivate * const priv = __glXInitialize(dpy); + __GLXdisplayPrivate *const priv = __glXInitialize(dpy); - return (priv->screenConfigs != NULL) ? &priv->screenConfigs[scrn] : NULL; + return (priv->screenConfigs != NULL) ? &priv->screenConfigs[scrn] : NULL; } static int -GetGLXPrivScreenConfig( Display *dpy, int scrn, __GLXdisplayPrivate ** ppriv, - __GLXscreenConfigs ** ppsc ) +GetGLXPrivScreenConfig(Display * dpy, int scrn, __GLXdisplayPrivate ** ppriv, + __GLXscreenConfigs ** ppsc) { - /* Initialize the extension, if needed . This has the added value - * of initializing/allocating the display private - */ - - if ( dpy == NULL ) { - return GLX_NO_EXTENSION; - } + /* Initialize the extension, if needed . This has the added value + * of initializing/allocating the display private + */ + + if (dpy == NULL) { + return GLX_NO_EXTENSION; + } - *ppriv = __glXInitialize(dpy); - if ( *ppriv == NULL ) { - return GLX_NO_EXTENSION; - } + *ppriv = __glXInitialize(dpy); + if (*ppriv == NULL) { + return GLX_NO_EXTENSION; + } - /* Check screen number to see if its valid */ - if ((scrn < 0) || (scrn >= ScreenCount(dpy))) { - return GLX_BAD_SCREEN; - } + /* Check screen number to see if its valid */ + if ((scrn < 0) || (scrn >= ScreenCount(dpy))) { + return GLX_BAD_SCREEN; + } - /* Check to see if the GL is supported on this screen */ - *ppsc = &((*ppriv)->screenConfigs[scrn]); - if ( (*ppsc)->configs == NULL ) { - /* No support for GL on this screen regardless of visual */ - return GLX_BAD_VISUAL; - } + /* Check to see if the GL is supported on this screen */ + *ppsc = &((*ppriv)->screenConfigs[scrn]); + if ((*ppsc)->configs == NULL) { + /* No support for GL on this screen regardless of visual */ + return GLX_BAD_VISUAL; + } - return Success; + return Success; } @@ -207,27 +210,26 @@ GetGLXPrivScreenConfig( Display *dpy, int scrn, __GLXdisplayPrivate ** ppriv, * is returned. */ static __GLcontextModes * -ValidateGLXFBConfig( Display * dpy, GLXFBConfig config ) -{ - __GLXdisplayPrivate * const priv = __glXInitialize(dpy); - const unsigned num_screens = ScreenCount(dpy); - unsigned i; - const __GLcontextModes * modes; - - - if ( priv != NULL ) { - for ( i = 0 ; i < num_screens ; i++ ) { - for ( modes = priv->screenConfigs[i].configs - ; modes != NULL - ; modes = modes->next ) { - if ( modes == (__GLcontextModes *) config ) { - return (__GLcontextModes *) config; - } - } - } - } +ValidateGLXFBConfig(Display * dpy, GLXFBConfig config) +{ + __GLXdisplayPrivate *const priv = __glXInitialize(dpy); + const unsigned num_screens = ScreenCount(dpy); + unsigned i; + const __GLcontextModes *modes; + + + if (priv != NULL) { + for (i = 0; i < num_screens; i++) { + for (modes = priv->screenConfigs[i].configs; modes != NULL; + modes = modes->next) { + if (modes == (__GLcontextModes *) config) { + return (__GLcontextModes *) config; + } + } + } + } - return NULL; + return NULL; } @@ -241,99 +243,100 @@ ValidateGLXFBConfig( Display * dpy, GLXFBConfig config ) * function called \c __glXAllocateClientState that allocates the memory and * does all the initialization (including the pixel pack / unpack). */ -static -GLXContext AllocateGLXContext( Display *dpy ) -{ - GLXContext gc; - int bufSize; - CARD8 opcode; - __GLXattribute *state; - - if (!dpy) - return NULL; - - opcode = __glXSetupForCommand(dpy); - if (!opcode) { - return NULL; - } - - /* Allocate our context record */ - gc = (GLXContext) Xmalloc(sizeof(struct __GLXcontextRec)); - if (!gc) { - /* Out of memory */ - return NULL; - } - memset(gc, 0, sizeof(struct __GLXcontextRec)); - - state = Xmalloc(sizeof(struct __GLXattributeRec)); - if (state == NULL) { - /* Out of memory */ - Xfree(gc); - return NULL; - } - gc->client_state_private = state; - memset(gc->client_state_private, 0, sizeof(struct __GLXattributeRec)); - state->NoDrawArraysProtocol = (getenv("LIBGL_NO_DRAWARRAYS") != NULL); - - /* +static GLXContext +AllocateGLXContext(Display * dpy) +{ + GLXContext gc; + int bufSize; + CARD8 opcode; + __GLXattribute *state; + + if (!dpy) + return NULL; + + opcode = __glXSetupForCommand(dpy); + if (!opcode) { + return NULL; + } + + /* Allocate our context record */ + gc = (GLXContext) Xmalloc(sizeof(struct __GLXcontextRec)); + if (!gc) { + /* Out of memory */ + return NULL; + } + memset(gc, 0, sizeof(struct __GLXcontextRec)); + + state = Xmalloc(sizeof(struct __GLXattributeRec)); + if (state == NULL) { + /* Out of memory */ + Xfree(gc); + return NULL; + } + gc->client_state_private = state; + memset(gc->client_state_private, 0, sizeof(struct __GLXattributeRec)); + state->NoDrawArraysProtocol = (getenv("LIBGL_NO_DRAWARRAYS") != NULL); + + /* ** Create a temporary buffer to hold GLX rendering commands. The size ** of the buffer is selected so that the maximum number of GLX rendering ** commands can fit in a single X packet and still have room in the X ** packet for the GLXRenderReq header. */ - bufSize = (XMaxRequestSize(dpy) * 4) - sz_xGLXRenderReq; - gc->buf = (GLubyte *) Xmalloc(bufSize); - if (!gc->buf) { - Xfree(gc->client_state_private); - Xfree(gc); - return NULL; - } - gc->bufSize = bufSize; + bufSize = (XMaxRequestSize(dpy) * 4) - sz_xGLXRenderReq; + gc->buf = (GLubyte *) Xmalloc(bufSize); + if (!gc->buf) { + Xfree(gc->client_state_private); + Xfree(gc); + return NULL; + } + gc->bufSize = bufSize; - /* Fill in the new context */ - gc->renderMode = GL_RENDER; + /* Fill in the new context */ + gc->renderMode = GL_RENDER; - state->storePack.alignment = 4; - state->storeUnpack.alignment = 4; + state->storePack.alignment = 4; + state->storeUnpack.alignment = 4; - gc->attributes.stackPointer = &gc->attributes.stack[0]; + gc->attributes.stackPointer = &gc->attributes.stack[0]; - /* + /* ** PERFORMANCE NOTE: A mode dependent fill image can speed things up. ** Other code uses the fastImageUnpack bit, but it is never set ** to GL_TRUE. */ - gc->fastImageUnpack = GL_FALSE; - gc->fillImage = __glFillImage; - gc->pc = gc->buf; - gc->bufEnd = gc->buf + bufSize; - gc->isDirect = GL_FALSE; - if (__glXDebug) { - /* - ** Set limit register so that there will be one command per packet - */ - gc->limit = gc->buf; - } else { - gc->limit = gc->buf + bufSize - __GLX_BUFFER_LIMIT_SIZE; - } - gc->createDpy = dpy; - gc->majorOpcode = opcode; - - /* + gc->fastImageUnpack = GL_FALSE; + gc->fillImage = __glFillImage; + gc->pc = gc->buf; + gc->bufEnd = gc->buf + bufSize; + gc->isDirect = GL_FALSE; + if (__glXDebug) { + /* + ** Set limit register so that there will be one command per packet + */ + gc->limit = gc->buf; + } + else { + gc->limit = gc->buf + bufSize - __GLX_BUFFER_LIMIT_SIZE; + } + gc->createDpy = dpy; + gc->majorOpcode = opcode; + + /* ** Constrain the maximum drawing command size allowed to be ** transfered using the X_GLXRender protocol request. First ** constrain by a software limit, then constrain by the protocl ** limit. */ - if (bufSize > __GLX_RENDER_CMD_SIZE_LIMIT) { - bufSize = __GLX_RENDER_CMD_SIZE_LIMIT; - } - if (bufSize > __GLX_MAX_RENDER_CMD_SIZE) { - bufSize = __GLX_MAX_RENDER_CMD_SIZE; - } - gc->maxSmallRenderCommandSize = bufSize; - return gc; + if (bufSize > __GLX_RENDER_CMD_SIZE_LIMIT) { + bufSize = __GLX_RENDER_CMD_SIZE_LIMIT; + } + if (bufSize > __GLX_MAX_RENDER_CMD_SIZE) { + bufSize = __GLX_MAX_RENDER_CMD_SIZE; + } + gc->maxSmallRenderCommandSize = bufSize; + return gc; } @@ -347,348 +350,370 @@ GLXContext AllocateGLXContext( Display *dpy ) */ static GLXContext -CreateContext(Display *dpy, XVisualInfo *vis, - const __GLcontextModes * const fbconfig, - GLXContext shareList, - Bool allowDirect, GLXContextID contextID, - Bool use_glx_1_3, int renderType) +CreateContext(Display * dpy, XVisualInfo * vis, + const __GLcontextModes * const fbconfig, + GLXContext shareList, + Bool allowDirect, GLXContextID contextID, + Bool use_glx_1_3, int renderType) { - GLXContext gc; + GLXContext gc; #ifdef GLX_DIRECT_RENDERING - int screen = (fbconfig == NULL) ? vis->screen : fbconfig->screen; - __GLXscreenConfigs * const psc = GetGLXScreenConfigs(dpy, screen); + int screen = (fbconfig == NULL) ? vis->screen : fbconfig->screen; + __GLXscreenConfigs *const psc = GetGLXScreenConfigs(dpy, screen); #endif - if ( dpy == NULL ) - return NULL; + if (dpy == NULL) + return NULL; - gc = AllocateGLXContext(dpy); - if (!gc) - return NULL; + gc = AllocateGLXContext(dpy); + if (!gc) + return NULL; - if (None == contextID) { - if ( (vis == NULL) && (fbconfig == NULL) ) - return NULL; + if (None == contextID) { + if ((vis == NULL) && (fbconfig == NULL)) + return NULL; #ifdef GLX_DIRECT_RENDERING - if (allowDirect && psc->driScreen) { - const __GLcontextModes * mode; - - if (fbconfig == NULL) { - mode = _gl_context_modes_find_visual(psc->visuals, vis->visualid); - if (mode == NULL) { - xError error; - - error.errorCode = BadValue; - error.resourceID = vis->visualid; - error.sequenceNumber = dpy->request; - error.type = X_Error; - error.majorCode = gc->majorOpcode; - error.minorCode = X_GLXCreateContext; - _XError(dpy, &error); - return None; - } - } - else { - mode = fbconfig; - } - - gc->driContext = psc->driScreen->createContext(psc, mode, gc, - shareList, - renderType); - if (gc->driContext != NULL) { - gc->screen = mode->screen; - gc->psc = psc; - gc->mode = mode; - gc->isDirect = GL_TRUE; - } - } + if (allowDirect && psc->driScreen) { + const __GLcontextModes *mode; + + if (fbconfig == NULL) { + mode = _gl_context_modes_find_visual(psc->visuals, vis->visualid); + if (mode == NULL) { + xError error; + + error.errorCode = BadValue; + error.resourceID = vis->visualid; + error.sequenceNumber = dpy->request; + error.type = X_Error; + error.majorCode = gc->majorOpcode; + error.minorCode = X_GLXCreateContext; + _XError(dpy, &error); + return None; + } + } + else { + mode = fbconfig; + } + + gc->driContext = psc->driScreen->createContext(psc, mode, gc, + shareList, + renderType); + if (gc->driContext != NULL) { + gc->screen = mode->screen; + gc->psc = psc; + gc->mode = mode; + gc->isDirect = GL_TRUE; + } + } #endif - LockDisplay(dpy); - if ( fbconfig == NULL ) { - xGLXCreateContextReq *req; - - /* Send the glXCreateContext request */ - GetReq(GLXCreateContext,req); - req->reqType = gc->majorOpcode; - req->glxCode = X_GLXCreateContext; - req->context = gc->xid = XAllocID(dpy); - req->visual = vis->visualid; - req->screen = vis->screen; - req->shareList = shareList ? shareList->xid : None; + LockDisplay(dpy); + if (fbconfig == NULL) { + xGLXCreateContextReq *req; + + /* Send the glXCreateContext request */ + GetReq(GLXCreateContext, req); + req->reqType = gc->majorOpcode; + req->glxCode = X_GLXCreateContext; + req->context = gc->xid = XAllocID(dpy); + req->visual = vis->visualid; + req->screen = vis->screen; + req->shareList = shareList ? shareList->xid : None; #ifdef GLX_DIRECT_RENDERING - req->isDirect = gc->driContext != NULL; + req->isDirect = gc->driContext != NULL; #else - req->isDirect = 0; + req->isDirect = 0; #endif - } - else if ( use_glx_1_3 ) { - xGLXCreateNewContextReq *req; - - /* Send the glXCreateNewContext request */ - GetReq(GLXCreateNewContext,req); - req->reqType = gc->majorOpcode; - req->glxCode = X_GLXCreateNewContext; - req->context = gc->xid = XAllocID(dpy); - req->fbconfig = fbconfig->fbconfigID; - req->screen = fbconfig->screen; - req->renderType = renderType; - req->shareList = shareList ? shareList->xid : None; + } + else if (use_glx_1_3) { + xGLXCreateNewContextReq *req; + + /* Send the glXCreateNewContext request */ + GetReq(GLXCreateNewContext, req); + req->reqType = gc->majorOpcode; + req->glxCode = X_GLXCreateNewContext; + req->context = gc->xid = XAllocID(dpy); + req->fbconfig = fbconfig->fbconfigID; + req->screen = fbconfig->screen; + req->renderType = renderType; + req->shareList = shareList ? shareList->xid : None; #ifdef GLX_DIRECT_RENDERING - req->isDirect = gc->driContext != NULL; + req->isDirect = gc->driContext != NULL; #else - req->isDirect = 0; + req->isDirect = 0; #endif - } - else { - xGLXVendorPrivateWithReplyReq *vpreq; - xGLXCreateContextWithConfigSGIXReq *req; - - /* Send the glXCreateNewContext request */ - GetReqExtra(GLXVendorPrivateWithReply, - sz_xGLXCreateContextWithConfigSGIXReq-sz_xGLXVendorPrivateWithReplyReq,vpreq); - req = (xGLXCreateContextWithConfigSGIXReq *)vpreq; - req->reqType = gc->majorOpcode; - req->glxCode = X_GLXVendorPrivateWithReply; - req->vendorCode = X_GLXvop_CreateContextWithConfigSGIX; - req->context = gc->xid = XAllocID(dpy); - req->fbconfig = fbconfig->fbconfigID; - req->screen = fbconfig->screen; - req->renderType = renderType; - req->shareList = shareList ? shareList->xid : None; + } + else { + xGLXVendorPrivateWithReplyReq *vpreq; + xGLXCreateContextWithConfigSGIXReq *req; + + /* Send the glXCreateNewContext request */ + GetReqExtra(GLXVendorPrivateWithReply, + sz_xGLXCreateContextWithConfigSGIXReq - + sz_xGLXVendorPrivateWithReplyReq, vpreq); + req = (xGLXCreateContextWithConfigSGIXReq *) vpreq; + req->reqType = gc->majorOpcode; + req->glxCode = X_GLXVendorPrivateWithReply; + req->vendorCode = X_GLXvop_CreateContextWithConfigSGIX; + req->context = gc->xid = XAllocID(dpy); + req->fbconfig = fbconfig->fbconfigID; + req->screen = fbconfig->screen; + req->renderType = renderType; + req->shareList = shareList ? shareList->xid : None; #ifdef GLX_DIRECT_RENDERING - req->isDirect = gc->driContext != NULL; + req->isDirect = gc->driContext != NULL; #else - req->isDirect = 0; + req->isDirect = 0; #endif - } + } - UnlockDisplay(dpy); - SyncHandle(); - gc->imported = GL_FALSE; - } - else { - gc->xid = contextID; - gc->imported = GL_TRUE; - } + UnlockDisplay(dpy); + SyncHandle(); + gc->imported = GL_FALSE; + } + else { + gc->xid = contextID; + gc->imported = GL_TRUE; + } - return gc; + return gc; } -PUBLIC GLXContext glXCreateContext(Display *dpy, XVisualInfo *vis, - GLXContext shareList, Bool allowDirect) +PUBLIC GLXContext +glXCreateContext(Display * dpy, XVisualInfo * vis, + GLXContext shareList, Bool allowDirect) { return CreateContext(dpy, vis, NULL, shareList, allowDirect, None, - False, 0); + False, 0); } -_X_HIDDEN void __glXFreeContext(__GLXcontext *gc) +_X_HIDDEN void +__glXFreeContext(__GLXcontext * gc) { - if (gc->vendor) XFree((char *) gc->vendor); - if (gc->renderer) XFree((char *) gc->renderer); - if (gc->version) XFree((char *) gc->version); - if (gc->extensions) XFree((char *) gc->extensions); - __glFreeAttributeState(gc); - XFree((char *) gc->buf); - Xfree((char *) gc->client_state_private); - XFree((char *) gc); - + if (gc->vendor) + XFree((char *) gc->vendor); + if (gc->renderer) + XFree((char *) gc->renderer); + if (gc->version) + XFree((char *) gc->version); + if (gc->extensions) + XFree((char *) gc->extensions); + __glFreeAttributeState(gc); + XFree((char *) gc->buf); + Xfree((char *) gc->client_state_private); + XFree((char *) gc); + } /* ** Destroy the named context */ -static void -DestroyContext(Display *dpy, GLXContext gc) +static void +DestroyContext(Display * dpy, GLXContext gc) { - xGLXDestroyContextReq *req; - GLXContextID xid; - CARD8 opcode; - GLboolean imported; + xGLXDestroyContextReq *req; + GLXContextID xid; + CARD8 opcode; + GLboolean imported; - opcode = __glXSetupForCommand(dpy); - if (!opcode || !gc) { - return; - } + opcode = __glXSetupForCommand(dpy); + if (!opcode || !gc) { + return; + } - __glXLock(); - xid = gc->xid; - imported = gc->imported; - gc->xid = None; + __glXLock(); + xid = gc->xid; + imported = gc->imported; + gc->xid = None; #ifdef GLX_DIRECT_RENDERING - /* Destroy the direct rendering context */ - if (gc->driContext) { - (*gc->driContext->destroyContext)(gc->driContext, gc->psc, dpy); - gc->driContext = NULL; - GarbageCollectDRIDrawables(dpy, gc->psc); - } + /* Destroy the direct rendering context */ + if (gc->driContext) { + (*gc->driContext->destroyContext) (gc->driContext, gc->psc, dpy); + gc->driContext = NULL; + GarbageCollectDRIDrawables(dpy, gc->psc); + } #endif - __glXFreeVertexArrayState(gc); + __glXFreeVertexArrayState(gc); - if (gc->currentDpy) { - /* Have to free later cuz it's in use now */ - __glXUnlock(); - } else { - /* Destroy the handle if not current to anybody */ - __glXUnlock(); - __glXFreeContext(gc); - } + if (gc->currentDpy) { + /* Have to free later cuz it's in use now */ + __glXUnlock(); + } + else { + /* Destroy the handle if not current to anybody */ + __glXUnlock(); + __glXFreeContext(gc); + } - if (!imported) { - /* - ** This dpy also created the server side part of the context. - ** Send the glXDestroyContext request. - */ - LockDisplay(dpy); - GetReq(GLXDestroyContext,req); - req->reqType = opcode; - req->glxCode = X_GLXDestroyContext; - req->context = xid; - UnlockDisplay(dpy); - SyncHandle(); - } + if (!imported) { + /* + ** This dpy also created the server side part of the context. + ** Send the glXDestroyContext request. + */ + LockDisplay(dpy); + GetReq(GLXDestroyContext, req); + req->reqType = opcode; + req->glxCode = X_GLXDestroyContext; + req->context = xid; + UnlockDisplay(dpy); + SyncHandle(); + } } -PUBLIC void glXDestroyContext(Display *dpy, GLXContext gc) +PUBLIC void +glXDestroyContext(Display * dpy, GLXContext gc) { - DestroyContext(dpy, gc); + DestroyContext(dpy, gc); } /* ** Return the major and minor version #s for the GLX extension */ -PUBLIC Bool glXQueryVersion(Display *dpy, int *major, int *minor) +PUBLIC Bool +glXQueryVersion(Display * dpy, int *major, int *minor) { - __GLXdisplayPrivate *priv; + __GLXdisplayPrivate *priv; - /* Init the extension. This fetches the major and minor version. */ - priv = __glXInitialize(dpy); - if (!priv) return GL_FALSE; + /* Init the extension. This fetches the major and minor version. */ + priv = __glXInitialize(dpy); + if (!priv) + return GL_FALSE; - if (major) *major = priv->majorVersion; - if (minor) *minor = priv->minorVersion; - return GL_TRUE; + if (major) + *major = priv->majorVersion; + if (minor) + *minor = priv->minorVersion; + return GL_TRUE; } /* ** Query the existance of the GLX extension */ -PUBLIC Bool glXQueryExtension(Display *dpy, int *errorBase, int *eventBase) -{ - int major_op, erb, evb; - Bool rv; - - rv = XQueryExtension(dpy, GLX_EXTENSION_NAME, &major_op, &evb, &erb); - if (rv) { - if (errorBase) *errorBase = erb; - if (eventBase) *eventBase = evb; - } - return rv; +PUBLIC Bool +glXQueryExtension(Display * dpy, int *errorBase, int *eventBase) +{ + int major_op, erb, evb; + Bool rv; + + rv = XQueryExtension(dpy, GLX_EXTENSION_NAME, &major_op, &evb, &erb); + if (rv) { + if (errorBase) + *errorBase = erb; + if (eventBase) + *eventBase = evb; + } + return rv; } /* ** Put a barrier in the token stream that forces the GL to finish its ** work before X can proceed. */ -PUBLIC void glXWaitGL(void) +PUBLIC void +glXWaitGL(void) { - xGLXWaitGLReq *req; - GLXContext gc = __glXGetCurrentContext(); - Display *dpy = gc->currentDpy; + xGLXWaitGLReq *req; + GLXContext gc = __glXGetCurrentContext(); + Display *dpy = gc->currentDpy; - if (!dpy) return; + if (!dpy) + return; - /* Flush any pending commands out */ - __glXFlushRenderBuffer(gc, gc->pc); + /* Flush any pending commands out */ + __glXFlushRenderBuffer(gc, gc->pc); #ifdef GLX_DIRECT_RENDERING - if (gc->driContext) { + if (gc->driContext) { /* This bit of ugliness unwraps the glFinish function */ #ifdef glFinish #undef glFinish #endif - glFinish(); - return; - } + glFinish(); + return; + } #endif - /* Send the glXWaitGL request */ - LockDisplay(dpy); - GetReq(GLXWaitGL,req); - req->reqType = gc->majorOpcode; - req->glxCode = X_GLXWaitGL; - req->contextTag = gc->currentContextTag; - UnlockDisplay(dpy); - SyncHandle(); + /* Send the glXWaitGL request */ + LockDisplay(dpy); + GetReq(GLXWaitGL, req); + req->reqType = gc->majorOpcode; + req->glxCode = X_GLXWaitGL; + req->contextTag = gc->currentContextTag; + UnlockDisplay(dpy); + SyncHandle(); } /* ** Put a barrier in the token stream that forces X to finish its ** work before GL can proceed. */ -PUBLIC void glXWaitX(void) +PUBLIC void +glXWaitX(void) { - xGLXWaitXReq *req; - GLXContext gc = __glXGetCurrentContext(); - Display *dpy = gc->currentDpy; + xGLXWaitXReq *req; + GLXContext gc = __glXGetCurrentContext(); + Display *dpy = gc->currentDpy; - if (!dpy) return; + if (!dpy) + return; - /* Flush any pending commands out */ - __glXFlushRenderBuffer(gc, gc->pc); + /* Flush any pending commands out */ + __glXFlushRenderBuffer(gc, gc->pc); #ifdef GLX_DIRECT_RENDERING - if (gc->driContext) { - XSync(dpy, False); - return; - } + if (gc->driContext) { + XSync(dpy, False); + return; + } #endif - /* + /* ** Send the glXWaitX request. */ - LockDisplay(dpy); - GetReq(GLXWaitX,req); - req->reqType = gc->majorOpcode; - req->glxCode = X_GLXWaitX; - req->contextTag = gc->currentContextTag; - UnlockDisplay(dpy); - SyncHandle(); + LockDisplay(dpy); + GetReq(GLXWaitX, req); + req->reqType = gc->majorOpcode; + req->glxCode = X_GLXWaitX; + req->contextTag = gc->currentContextTag; + UnlockDisplay(dpy); + SyncHandle(); } -PUBLIC void glXUseXFont(Font font, int first, int count, int listBase) +PUBLIC void +glXUseXFont(Font font, int first, int count, int listBase) { - xGLXUseXFontReq *req; - GLXContext gc = __glXGetCurrentContext(); - Display *dpy = gc->currentDpy; + xGLXUseXFontReq *req; + GLXContext gc = __glXGetCurrentContext(); + Display *dpy = gc->currentDpy; - if (!dpy) return; + if (!dpy) + return; - /* Flush any pending commands out */ - (void) __glXFlushRenderBuffer(gc, gc->pc); + /* Flush any pending commands out */ + (void) __glXFlushRenderBuffer(gc, gc->pc); #ifdef GLX_DIRECT_RENDERING - if (gc->driContext) { + if (gc->driContext) { DRI_glXUseXFont(font, first, count, listBase); return; - } + } #endif - /* Send the glXUseFont request */ - LockDisplay(dpy); - GetReq(GLXUseXFont,req); - req->reqType = gc->majorOpcode; - req->glxCode = X_GLXUseXFont; - req->contextTag = gc->currentContextTag; - req->font = font; - req->first = first; - req->count = count; - req->listBase = listBase; - UnlockDisplay(dpy); - SyncHandle(); + /* Send the glXUseFont request */ + LockDisplay(dpy); + GetReq(GLXUseXFont, req); + req->reqType = gc->majorOpcode; + req->glxCode = X_GLXUseXFont; + req->contextTag = gc->currentContextTag; + req->font = font; + req->first = first; + req->count = count; + req->listBase = listBase; + UnlockDisplay(dpy); + SyncHandle(); } /************************************************************************/ @@ -697,46 +722,48 @@ PUBLIC void glXUseXFont(Font font, int first, int count, int listBase) ** Copy the source context to the destination context using the ** attribute "mask". */ -PUBLIC void glXCopyContext(Display *dpy, GLXContext source, - GLXContext dest, unsigned long mask) +PUBLIC void +glXCopyContext(Display * dpy, GLXContext source, + GLXContext dest, unsigned long mask) { - xGLXCopyContextReq *req; - GLXContext gc = __glXGetCurrentContext(); - GLXContextTag tag; - CARD8 opcode; + xGLXCopyContextReq *req; + GLXContext gc = __glXGetCurrentContext(); + GLXContextTag tag; + CARD8 opcode; - opcode = __glXSetupForCommand(dpy); - if (!opcode) { - return; - } + opcode = __glXSetupForCommand(dpy); + if (!opcode) { + return; + } #ifdef GLX_DIRECT_RENDERING - if (gc->driContext) { - /* NOT_DONE: This does not work yet */ - } + if (gc->driContext) { + /* NOT_DONE: This does not work yet */ + } #endif - /* + /* ** If the source is the current context, send its tag so that the context ** can be flushed before the copy. */ - if (source == gc && dpy == gc->currentDpy) { - tag = gc->currentContextTag; - } else { - tag = 0; - } - - /* Send the glXCopyContext request */ - LockDisplay(dpy); - GetReq(GLXCopyContext,req); - req->reqType = opcode; - req->glxCode = X_GLXCopyContext; - req->source = source ? source->xid : None; - req->dest = dest ? dest->xid : None; - req->mask = mask; - req->contextTag = tag; - UnlockDisplay(dpy); - SyncHandle(); + if (source == gc && dpy == gc->currentDpy) { + tag = gc->currentContextTag; + } + else { + tag = 0; + } + + /* Send the glXCopyContext request */ + LockDisplay(dpy); + GetReq(GLXCopyContext, req); + req->reqType = opcode; + req->glxCode = X_GLXCopyContext; + req->source = source ? source->xid : None; + req->dest = dest ? dest->xid : None; + req->mask = mask; + req->contextTag = tag; + UnlockDisplay(dpy); + SyncHandle(); } @@ -748,28 +775,29 @@ PUBLIC void glXCopyContext(Display *dpy, GLXContext source, * * \returns \c GL_TRUE if the context is direct rendering or not. */ -static Bool __glXIsDirect(Display *dpy, GLXContextID contextID) +static Bool +__glXIsDirect(Display * dpy, GLXContextID contextID) { - xGLXIsDirectReq *req; - xGLXIsDirectReply reply; - CARD8 opcode; + xGLXIsDirectReq *req; + xGLXIsDirectReply reply; + CARD8 opcode; - opcode = __glXSetupForCommand(dpy); - if (!opcode) { - return GL_FALSE; - } + opcode = __glXSetupForCommand(dpy); + if (!opcode) { + return GL_FALSE; + } - /* Send the glXIsDirect request */ - LockDisplay(dpy); - GetReq(GLXIsDirect,req); - req->reqType = opcode; - req->glxCode = X_GLXIsDirect; - req->context = contextID; - _XReply(dpy, (xReply*) &reply, 0, False); - UnlockDisplay(dpy); - SyncHandle(); + /* Send the glXIsDirect request */ + LockDisplay(dpy); + GetReq(GLXIsDirect, req); + req->reqType = opcode; + req->glxCode = X_GLXIsDirect; + req->context = contextID; + _XReply(dpy, (xReply *) & reply, 0, False); + UnlockDisplay(dpy); + SyncHandle(); - return reply.isDirect; + return reply.isDirect; } /** @@ -778,110 +806,116 @@ static Bool __glXIsDirect(Display *dpy, GLXContextID contextID) * \c GLX_DIRECT_RENDERING is not defined? Do we really need to bother with * the GLX protocol here at all? */ -PUBLIC Bool glXIsDirect(Display *dpy, GLXContext gc) +PUBLIC Bool +glXIsDirect(Display * dpy, GLXContext gc) { - if (!gc) { - return GL_FALSE; + if (!gc) { + return GL_FALSE; #ifdef GLX_DIRECT_RENDERING - } else if (gc->driContext) { - return GL_TRUE; + } + else if (gc->driContext) { + return GL_TRUE; #endif - } - return __glXIsDirect(dpy, gc->xid); + } + return __glXIsDirect(dpy, gc->xid); } -PUBLIC GLXPixmap glXCreateGLXPixmap(Display *dpy, XVisualInfo *vis, - Pixmap pixmap) +PUBLIC GLXPixmap +glXCreateGLXPixmap(Display * dpy, XVisualInfo * vis, Pixmap pixmap) { - xGLXCreateGLXPixmapReq *req; - GLXPixmap xid; - CARD8 opcode; + xGLXCreateGLXPixmapReq *req; + GLXPixmap xid; + CARD8 opcode; - opcode = __glXSetupForCommand(dpy); - if (!opcode) { - return None; - } + opcode = __glXSetupForCommand(dpy); + if (!opcode) { + return None; + } - /* Send the glXCreateGLXPixmap request */ - LockDisplay(dpy); - GetReq(GLXCreateGLXPixmap,req); - req->reqType = opcode; - req->glxCode = X_GLXCreateGLXPixmap; - req->screen = vis->screen; - req->visual = vis->visualid; - req->pixmap = pixmap; - req->glxpixmap = xid = XAllocID(dpy); - UnlockDisplay(dpy); - SyncHandle(); - return xid; + /* Send the glXCreateGLXPixmap request */ + LockDisplay(dpy); + GetReq(GLXCreateGLXPixmap, req); + req->reqType = opcode; + req->glxCode = X_GLXCreateGLXPixmap; + req->screen = vis->screen; + req->visual = vis->visualid; + req->pixmap = pixmap; + req->glxpixmap = xid = XAllocID(dpy); + UnlockDisplay(dpy); + SyncHandle(); + return xid; } /* ** Destroy the named pixmap */ -PUBLIC void glXDestroyGLXPixmap(Display *dpy, GLXPixmap glxpixmap) -{ - xGLXDestroyGLXPixmapReq *req; - CARD8 opcode; - - opcode = __glXSetupForCommand(dpy); - if (!opcode) { - return; - } - - /* Send the glXDestroyGLXPixmap request */ - LockDisplay(dpy); - GetReq(GLXDestroyGLXPixmap,req); - req->reqType = opcode; - req->glxCode = X_GLXDestroyGLXPixmap; - req->glxpixmap = glxpixmap; - UnlockDisplay(dpy); - SyncHandle(); -} - -PUBLIC void glXSwapBuffers(Display *dpy, GLXDrawable drawable) -{ - xGLXSwapBuffersReq *req; - GLXContext gc; - GLXContextTag tag; - CARD8 opcode; +PUBLIC void +glXDestroyGLXPixmap(Display * dpy, GLXPixmap glxpixmap) +{ + xGLXDestroyGLXPixmapReq *req; + CARD8 opcode; + + opcode = __glXSetupForCommand(dpy); + if (!opcode) { + return; + } + + /* Send the glXDestroyGLXPixmap request */ + LockDisplay(dpy); + GetReq(GLXDestroyGLXPixmap, req); + req->reqType = opcode; + req->glxCode = X_GLXDestroyGLXPixmap; + req->glxpixmap = glxpixmap; + UnlockDisplay(dpy); + SyncHandle(); +} + +PUBLIC void +glXSwapBuffers(Display * dpy, GLXDrawable drawable) +{ + xGLXSwapBuffersReq *req; + GLXContext gc; + GLXContextTag tag; + CARD8 opcode; #ifdef GLX_DIRECT_RENDERING - __GLXDRIdrawable *pdraw = GetGLXDRIDrawable(dpy, drawable, NULL); + __GLXDRIdrawable *pdraw = GetGLXDRIDrawable(dpy, drawable, NULL); - if (pdraw != NULL) { - glFlush(); - (*pdraw->psc->driScreen->swapBuffers)(pdraw); - return; - } + if (pdraw != NULL) { + glFlush(); + (*pdraw->psc->driScreen->swapBuffers) (pdraw); + return; + } #endif - opcode = __glXSetupForCommand(dpy); - if (!opcode) { - return; - } + opcode = __glXSetupForCommand(dpy); + if (!opcode) { + return; + } - /* + /* ** The calling thread may or may not have a current context. If it ** does, send the context tag so the server can do a flush. */ - gc = __glXGetCurrentContext(); - if ((gc != NULL) && (dpy == gc->currentDpy) && - ((drawable == gc->currentDrawable) || (drawable == gc->currentReadable)) ) { - tag = gc->currentContextTag; - } else { - tag = 0; - } - - /* Send the glXSwapBuffers request */ - LockDisplay(dpy); - GetReq(GLXSwapBuffers,req); - req->reqType = opcode; - req->glxCode = X_GLXSwapBuffers; - req->drawable = drawable; - req->contextTag = tag; - UnlockDisplay(dpy); - SyncHandle(); - XFlush(dpy); + gc = __glXGetCurrentContext(); + if ((gc != NULL) && (dpy == gc->currentDpy) && + ((drawable == gc->currentDrawable) + || (drawable == gc->currentReadable))) { + tag = gc->currentContextTag; + } + else { + tag = 0; + } + + /* Send the glXSwapBuffers request */ + LockDisplay(dpy); + GetReq(GLXSwapBuffers, req); + req->reqType = opcode; + req->glxCode = X_GLXSwapBuffers; + req->drawable = drawable; + req->contextTag = tag; + UnlockDisplay(dpy); + SyncHandle(); + XFlush(dpy); } @@ -889,70 +923,72 @@ PUBLIC void glXSwapBuffers(Display *dpy, GLXDrawable drawable) ** Return configuration information for the given display, screen and ** visual combination. */ -PUBLIC int glXGetConfig(Display *dpy, XVisualInfo *vis, int attribute, - int *value_return) -{ - __GLXdisplayPrivate *priv; - __GLXscreenConfigs *psc; - __GLcontextModes *modes; - int status; - - status = GetGLXPrivScreenConfig( dpy, vis->screen, & priv, & psc ); - if ( status == Success ) { - modes = _gl_context_modes_find_visual(psc->visuals, vis->visualid); - - /* Lookup attribute after first finding a match on the visual */ - if ( modes != NULL ) { - return _gl_get_context_mode_data( modes, attribute, value_return ); - } - - status = GLX_BAD_VISUAL; - } - - /* +PUBLIC int +glXGetConfig(Display * dpy, XVisualInfo * vis, int attribute, + int *value_return) +{ + __GLXdisplayPrivate *priv; + __GLXscreenConfigs *psc; + __GLcontextModes *modes; + int status; + + status = GetGLXPrivScreenConfig(dpy, vis->screen, &priv, &psc); + if (status == Success) { + modes = _gl_context_modes_find_visual(psc->visuals, vis->visualid); + + /* Lookup attribute after first finding a match on the visual */ + if (modes != NULL) { + return _gl_get_context_mode_data(modes, attribute, value_return); + } + + status = GLX_BAD_VISUAL; + } + + /* ** If we can't find the config for this visual, this visual is not ** supported by the OpenGL implementation on the server. */ - if ( (status == GLX_BAD_VISUAL) && (attribute == GLX_USE_GL) ) { - *value_return = GL_FALSE; - status = Success; - } + if ((status == GLX_BAD_VISUAL) && (attribute == GLX_USE_GL)) { + *value_return = GL_FALSE; + status = Success; + } - return status; + return status; } /************************************************************************/ static void -init_fbconfig_for_chooser( __GLcontextModes * config, - GLboolean fbconfig_style_tags ) +init_fbconfig_for_chooser(__GLcontextModes * config, + GLboolean fbconfig_style_tags) { - memset( config, 0, sizeof( __GLcontextModes ) ); - config->visualID = (XID) GLX_DONT_CARE; - config->visualType = GLX_DONT_CARE; + memset(config, 0, sizeof(__GLcontextModes)); + config->visualID = (XID) GLX_DONT_CARE; + config->visualType = GLX_DONT_CARE; - /* glXChooseFBConfig specifies different defaults for these two than - * glXChooseVisual. - */ - if ( fbconfig_style_tags ) { - config->rgbMode = GL_TRUE; - config->doubleBufferMode = GLX_DONT_CARE; - } + /* glXChooseFBConfig specifies different defaults for these two than + * glXChooseVisual. + */ + if (fbconfig_style_tags) { + config->rgbMode = GL_TRUE; + config->doubleBufferMode = GLX_DONT_CARE; + } - config->visualRating = GLX_DONT_CARE; - config->transparentPixel = GLX_NONE; - config->transparentRed = GLX_DONT_CARE; - config->transparentGreen = GLX_DONT_CARE; - config->transparentBlue = GLX_DONT_CARE; - config->transparentAlpha = GLX_DONT_CARE; - config->transparentIndex = GLX_DONT_CARE; + config->visualRating = GLX_DONT_CARE; + config->transparentPixel = GLX_NONE; + config->transparentRed = GLX_DONT_CARE; + config->transparentGreen = GLX_DONT_CARE; + config->transparentBlue = GLX_DONT_CARE; + config->transparentAlpha = GLX_DONT_CARE; + config->transparentIndex = GLX_DONT_CARE; - config->drawableType = GLX_WINDOW_BIT; - config->renderType = (config->rgbMode) ? GLX_RGBA_BIT : GLX_COLOR_INDEX_BIT; - config->xRenderable = GLX_DONT_CARE; - config->fbconfigID = (GLXFBConfigID)(GLX_DONT_CARE); + config->drawableType = GLX_WINDOW_BIT; + config->renderType = + (config->rgbMode) ? GLX_RGBA_BIT : GLX_COLOR_INDEX_BIT; + config->xRenderable = GLX_DONT_CARE; + config->fbconfigID = (GLXFBConfigID) (GLX_DONT_CARE); - config->swapMethod = GLX_DONT_CARE; + config->swapMethod = GLX_DONT_CARE; } #define MATCH_DONT_CARE( param ) \ @@ -985,80 +1021,80 @@ init_fbconfig_for_chooser( __GLcontextModes * config, * \param b Server specified config to test against \c a. */ static Bool -fbconfigs_compatible( const __GLcontextModes * const a, - const __GLcontextModes * const b ) -{ - MATCH_DONT_CARE( doubleBufferMode ); - MATCH_DONT_CARE( visualType ); - MATCH_DONT_CARE( visualRating ); - MATCH_DONT_CARE( xRenderable ); - MATCH_DONT_CARE( fbconfigID ); - MATCH_DONT_CARE( swapMethod ); - - MATCH_MINIMUM( rgbBits ); - MATCH_MINIMUM( numAuxBuffers ); - MATCH_MINIMUM( redBits ); - MATCH_MINIMUM( greenBits ); - MATCH_MINIMUM( blueBits ); - MATCH_MINIMUM( alphaBits ); - MATCH_MINIMUM( depthBits ); - MATCH_MINIMUM( stencilBits ); - MATCH_MINIMUM( accumRedBits ); - MATCH_MINIMUM( accumGreenBits ); - MATCH_MINIMUM( accumBlueBits ); - MATCH_MINIMUM( accumAlphaBits ); - MATCH_MINIMUM( sampleBuffers ); - MATCH_MINIMUM( maxPbufferWidth ); - MATCH_MINIMUM( maxPbufferHeight ); - MATCH_MINIMUM( maxPbufferPixels ); - MATCH_MINIMUM( samples ); - - MATCH_DONT_CARE( stereoMode ); - MATCH_EXACT( level ); - - if ( ((a->drawableType & b->drawableType) == 0) - || ((a->renderType & b->renderType) == 0) ) { - return False; - } - - - /* There is a bug in a few of the XFree86 DDX drivers. They contain - * visuals with a "transparent type" of 0 when they really mean GLX_NONE. - * Technically speaking, it is a bug in the DDX driver, but there is - * enough of an installed base to work around the problem here. In any - * case, 0 is not a valid value of the transparent type, so we'll treat 0 - * from the app as GLX_DONT_CARE. We'll consider GLX_NONE from the app and - * 0 from the server to be a match to maintain backward compatibility with - * the (broken) drivers. - */ - - if ( a->transparentPixel != GLX_DONT_CARE - && a->transparentPixel != 0 ) { - if ( a->transparentPixel == GLX_NONE ) { - if ( b->transparentPixel != GLX_NONE && b->transparentPixel != 0 ) - return False; - } else { - MATCH_EXACT( transparentPixel ); - } - - switch ( a->transparentPixel ) { - case GLX_TRANSPARENT_RGB: - MATCH_DONT_CARE( transparentRed ); - MATCH_DONT_CARE( transparentGreen ); - MATCH_DONT_CARE( transparentBlue ); - MATCH_DONT_CARE( transparentAlpha ); - break; - - case GLX_TRANSPARENT_INDEX: - MATCH_DONT_CARE( transparentIndex ); - break; - - default: - break; - } - } - - return True; +fbconfigs_compatible(const __GLcontextModes * const a, + const __GLcontextModes * const b) +{ + MATCH_DONT_CARE(doubleBufferMode); + MATCH_DONT_CARE(visualType); + MATCH_DONT_CARE(visualRating); + MATCH_DONT_CARE(xRenderable); + MATCH_DONT_CARE(fbconfigID); + MATCH_DONT_CARE(swapMethod); + + MATCH_MINIMUM(rgbBits); + MATCH_MINIMUM(numAuxBuffers); + MATCH_MINIMUM(redBits); + MATCH_MINIMUM(greenBits); + MATCH_MINIMUM(blueBits); + MATCH_MINIMUM(alphaBits); + MATCH_MINIMUM(depthBits); + MATCH_MINIMUM(stencilBits); + MATCH_MINIMUM(accumRedBits); + MATCH_MINIMUM(accumGreenBits); + MATCH_MINIMUM(accumBlueBits); + MATCH_MINIMUM(accumAlphaBits); + MATCH_MINIMUM(sampleBuffers); + MATCH_MINIMUM(maxPbufferWidth); + MATCH_MINIMUM(maxPbufferHeight); + MATCH_MINIMUM(maxPbufferPixels); + MATCH_MINIMUM(samples); + + MATCH_DONT_CARE(stereoMode); + MATCH_EXACT(level); + + if (((a->drawableType & b->drawableType) == 0) + || ((a->renderType & b->renderType) == 0)) { + return False; + } + + + /* There is a bug in a few of the XFree86 DDX drivers. They contain + * visuals with a "transparent type" of 0 when they really mean GLX_NONE. + * Technically speaking, it is a bug in the DDX driver, but there is + * enough of an installed base to work around the problem here. In any + * case, 0 is not a valid value of the transparent type, so we'll treat 0 + * from the app as GLX_DONT_CARE. We'll consider GLX_NONE from the app and + * 0 from the server to be a match to maintain backward compatibility with + * the (broken) drivers. + */ + + if (a->transparentPixel != GLX_DONT_CARE && a->transparentPixel != 0) { + if (a->transparentPixel == GLX_NONE) { + if (b->transparentPixel != GLX_NONE && b->transparentPixel != 0) + return False; + } + else { + MATCH_EXACT(transparentPixel); + } + + switch (a->transparentPixel) { + case GLX_TRANSPARENT_RGB: + MATCH_DONT_CARE(transparentRed); + MATCH_DONT_CARE(transparentGreen); + MATCH_DONT_CARE(transparentBlue); + MATCH_DONT_CARE(transparentAlpha); + break; + + case GLX_TRANSPARENT_INDEX: + MATCH_DONT_CARE(transparentIndex); + break; + + default: + break; + } + } + + return True; } @@ -1108,66 +1144,66 @@ fbconfigs_compatible( const __GLcontextModes * const a, * \sa qsort, glXChooseVisual, glXChooseFBConfig, glXChooseFBConfigSGIX */ static int -fbconfig_compare( const __GLcontextModes * const * const a, - const __GLcontextModes * const * const b ) +fbconfig_compare(const __GLcontextModes * const *const a, + const __GLcontextModes * const *const b) { - /* The order of these comparisons must NOT change. It is defined by - * the GLX 1.3 spec and ARB_multisample. - */ + /* The order of these comparisons must NOT change. It is defined by + * the GLX 1.3 spec and ARB_multisample. + */ - PREFER_SMALLER( visualSelectGroup ); + PREFER_SMALLER(visualSelectGroup); - /* The sort order for the visualRating is GLX_NONE, GLX_SLOW, and - * GLX_NON_CONFORMANT_CONFIG. It just so happens that this is the - * numerical sort order of the enums (0x8000, 0x8001, and 0x800D). - */ - PREFER_SMALLER( visualRating ); + /* The sort order for the visualRating is GLX_NONE, GLX_SLOW, and + * GLX_NON_CONFORMANT_CONFIG. It just so happens that this is the + * numerical sort order of the enums (0x8000, 0x8001, and 0x800D). + */ + PREFER_SMALLER(visualRating); - /* This isn't quite right. It is supposed to compare the sum of the - * components the user specifically set minimums for. - */ - PREFER_LARGER_OR_ZERO( redBits ); - PREFER_LARGER_OR_ZERO( greenBits ); - PREFER_LARGER_OR_ZERO( blueBits ); - PREFER_LARGER_OR_ZERO( alphaBits ); + /* This isn't quite right. It is supposed to compare the sum of the + * components the user specifically set minimums for. + */ + PREFER_LARGER_OR_ZERO(redBits); + PREFER_LARGER_OR_ZERO(greenBits); + PREFER_LARGER_OR_ZERO(blueBits); + PREFER_LARGER_OR_ZERO(alphaBits); - PREFER_SMALLER( rgbBits ); + PREFER_SMALLER(rgbBits); - if ( ((*a)->doubleBufferMode != (*b)->doubleBufferMode) ) { - /* Prefer single-buffer. - */ - return ( !(*a)->doubleBufferMode ) ? -1 : 1; - } + if (((*a)->doubleBufferMode != (*b)->doubleBufferMode)) { + /* Prefer single-buffer. + */ + return (!(*a)->doubleBufferMode) ? -1 : 1; + } - PREFER_SMALLER( numAuxBuffers ); + PREFER_SMALLER(numAuxBuffers); - PREFER_LARGER_OR_ZERO( depthBits ); - PREFER_SMALLER( stencilBits ); + PREFER_LARGER_OR_ZERO(depthBits); + PREFER_SMALLER(stencilBits); - /* This isn't quite right. It is supposed to compare the sum of the - * components the user specifically set minimums for. - */ - PREFER_LARGER_OR_ZERO( accumRedBits ); - PREFER_LARGER_OR_ZERO( accumGreenBits ); - PREFER_LARGER_OR_ZERO( accumBlueBits ); - PREFER_LARGER_OR_ZERO( accumAlphaBits ); + /* This isn't quite right. It is supposed to compare the sum of the + * components the user specifically set minimums for. + */ + PREFER_LARGER_OR_ZERO(accumRedBits); + PREFER_LARGER_OR_ZERO(accumGreenBits); + PREFER_LARGER_OR_ZERO(accumBlueBits); + PREFER_LARGER_OR_ZERO(accumAlphaBits); - PREFER_SMALLER( visualType ); + PREFER_SMALLER(visualType); - /* None of the multisample specs say where this comparison should happen, - * so I put it near the end. - */ - PREFER_SMALLER( sampleBuffers ); - PREFER_SMALLER( samples ); + /* None of the multisample specs say where this comparison should happen, + * so I put it near the end. + */ + PREFER_SMALLER(sampleBuffers); + PREFER_SMALLER(samples); - /* None of the pbuffer or fbconfig specs say that this comparison needs - * to happen at all, but it seems like it should. - */ - PREFER_LARGER( maxPbufferWidth ); - PREFER_LARGER( maxPbufferHeight ); - PREFER_LARGER( maxPbufferPixels ); + /* None of the pbuffer or fbconfig specs say that this comparison needs + * to happen at all, but it seems like it should. + */ + PREFER_LARGER(maxPbufferWidth); + PREFER_LARGER(maxPbufferHeight); + PREFER_LARGER(maxPbufferPixels); - return 0; + return 0; } @@ -1194,49 +1230,48 @@ fbconfig_compare( const __GLcontextModes * const * const a, * \sa glXChooseVisual, glXChooseFBConfig, glXChooseFBConfigSGIX */ static int -choose_visual( __GLcontextModes ** configs, int num_configs, - const int *attribList, GLboolean fbconfig_style_tags ) -{ - __GLcontextModes test_config; - int base; - int i; - - /* This is a fairly direct implementation of the selection method - * described by GLX_SGIX_fbconfig. Start by culling out all the - * configs that are not compatible with the selected parameter - * list. - */ - - init_fbconfig_for_chooser( & test_config, fbconfig_style_tags ); - __glXInitializeVisualConfigFromTags( & test_config, 512, - (const INT32 *) attribList, - GL_TRUE, fbconfig_style_tags ); - - base = 0; - for ( i = 0 ; i < num_configs ; i++ ) { - if ( fbconfigs_compatible( & test_config, configs[i] ) ) { - configs[ base ] = configs[ i ]; - base++; - } - } - - if ( base == 0 ) { - return 0; - } - - if ( base < num_configs ) { - (void) memset( & configs[ base ], 0, - sizeof( void * ) * (num_configs - base) ); - } - - /* After the incompatible configs are removed, the resulting - * list is sorted according to the rules set out in the various - * specifications. - */ - - qsort( configs, base, sizeof( __GLcontextModes * ), - (int (*)(const void*, const void*)) fbconfig_compare ); - return base; +choose_visual(__GLcontextModes ** configs, int num_configs, + const int *attribList, GLboolean fbconfig_style_tags) +{ + __GLcontextModes test_config; + int base; + int i; + + /* This is a fairly direct implementation of the selection method + * described by GLX_SGIX_fbconfig. Start by culling out all the + * configs that are not compatible with the selected parameter + * list. + */ + + init_fbconfig_for_chooser(&test_config, fbconfig_style_tags); + __glXInitializeVisualConfigFromTags(&test_config, 512, + (const INT32 *) attribList, + GL_TRUE, fbconfig_style_tags); + + base = 0; + for (i = 0; i < num_configs; i++) { + if (fbconfigs_compatible(&test_config, configs[i])) { + configs[base] = configs[i]; + base++; + } + } + + if (base == 0) { + return 0; + } + + if (base < num_configs) { + (void) memset(&configs[base], 0, sizeof(void *) * (num_configs - base)); + } + + /* After the incompatible configs are removed, the resulting + * list is sorted according to the rules set out in the various + * specifications. + */ + + qsort(configs, base, sizeof(__GLcontextModes *), + (int (*)(const void *, const void *)) fbconfig_compare); + return base; } @@ -1246,162 +1281,171 @@ choose_visual( __GLcontextModes ** configs, int num_configs, ** Return the visual that best matches the template. Return None if no ** visual matches the template. */ -PUBLIC XVisualInfo *glXChooseVisual(Display *dpy, int screen, int *attribList) +PUBLIC XVisualInfo * +glXChooseVisual(Display * dpy, int screen, int *attribList) { - XVisualInfo *visualList = NULL; - __GLXdisplayPrivate *priv; - __GLXscreenConfigs *psc; - __GLcontextModes test_config; - __GLcontextModes *modes; - const __GLcontextModes *best_config = NULL; + XVisualInfo *visualList = NULL; + __GLXdisplayPrivate *priv; + __GLXscreenConfigs *psc; + __GLcontextModes test_config; + __GLcontextModes *modes; + const __GLcontextModes *best_config = NULL; - /* + /* ** Get a list of all visuals, return if list is empty */ - if ( GetGLXPrivScreenConfig( dpy, screen, & priv, & psc ) != Success ) { - return None; - } - + if (GetGLXPrivScreenConfig(dpy, screen, &priv, &psc) != Success) { + return None; + } + - /* + /* ** Build a template from the defaults and the attribute list ** Free visual list and return if an unexpected token is encountered */ - init_fbconfig_for_chooser( & test_config, GL_FALSE ); - __glXInitializeVisualConfigFromTags( & test_config, 512, - (const INT32 *) attribList, - GL_TRUE, GL_FALSE ); + init_fbconfig_for_chooser(&test_config, GL_FALSE); + __glXInitializeVisualConfigFromTags(&test_config, 512, + (const INT32 *) attribList, + GL_TRUE, GL_FALSE); - /* + /* ** Eliminate visuals that don't meet minimum requirements ** Compute a score for those that do ** Remember which visual, if any, got the highest score */ - for ( modes = psc->visuals ; modes != NULL ; modes = modes->next ) { - if ( fbconfigs_compatible( & test_config, modes ) - && ((best_config == NULL) - || (fbconfig_compare( (const __GLcontextModes * const * const)&modes, &best_config ) < 0)) ) { - best_config = modes; - } - } - - /* + for (modes = psc->visuals; modes != NULL; modes = modes->next) { + if (fbconfigs_compatible(&test_config, modes) + && ((best_config == NULL) + || + (fbconfig_compare + ((const __GLcontextModes * const *const) &modes, + &best_config) < 0))) { + best_config = modes; + } + } + + /* ** If no visual is acceptable, return None ** Otherwise, create an XVisualInfo list with just the selected X visual ** and return this. */ - if (best_config != NULL) { - XVisualInfo visualTemplate; - int i; - - visualTemplate.screen = screen; - visualTemplate.visualid = best_config->visualID; - visualList = XGetVisualInfo( dpy, VisualScreenMask|VisualIDMask, - &visualTemplate, &i ); - } + if (best_config != NULL) { + XVisualInfo visualTemplate; + int i; + + visualTemplate.screen = screen; + visualTemplate.visualid = best_config->visualID; + visualList = XGetVisualInfo(dpy, VisualScreenMask | VisualIDMask, + &visualTemplate, &i); + } - return visualList; + return visualList; } -PUBLIC const char *glXQueryExtensionsString( Display *dpy, int screen ) +PUBLIC const char * +glXQueryExtensionsString(Display * dpy, int screen) { - __GLXscreenConfigs *psc; - __GLXdisplayPrivate *priv; + __GLXscreenConfigs *psc; + __GLXdisplayPrivate *priv; - if ( GetGLXPrivScreenConfig( dpy, screen, & priv, & psc ) != Success ) { - return NULL; - } + if (GetGLXPrivScreenConfig(dpy, screen, &priv, &psc) != Success) { + return NULL; + } - if (!psc->effectiveGLXexts) { - if (!psc->serverGLXexts) { - psc->serverGLXexts = __glXGetStringFromServer(dpy, priv->majorOpcode, - X_GLXQueryServerString, - screen, GLX_EXTENSIONS); - } + if (!psc->effectiveGLXexts) { + if (!psc->serverGLXexts) { + psc->serverGLXexts = __glXGetStringFromServer(dpy, priv->majorOpcode, + X_GLXQueryServerString, + screen, + GLX_EXTENSIONS); + } - __glXCalculateUsableExtensions(psc, + __glXCalculateUsableExtensions(psc, #ifdef GLX_DIRECT_RENDERING - (psc->driScreen != NULL), + (psc->driScreen != NULL), #else - GL_FALSE, + GL_FALSE, #endif - priv->minorVersion); - } + priv->minorVersion); + } - return psc->effectiveGLXexts; + return psc->effectiveGLXexts; } -PUBLIC const char *glXGetClientString( Display *dpy, int name ) +PUBLIC const char * +glXGetClientString(Display * dpy, int name) { - switch(name) { - case GLX_VENDOR: - return (__glXGLXClientVendorName); - case GLX_VERSION: - return (__glXGLXClientVersion); - case GLX_EXTENSIONS: - return (__glXGetClientExtensions()); - default: - return NULL; - } + switch (name) { + case GLX_VENDOR: + return (__glXGLXClientVendorName); + case GLX_VERSION: + return (__glXGLXClientVersion); + case GLX_EXTENSIONS: + return (__glXGetClientExtensions()); + default: + return NULL; + } } -PUBLIC const char *glXQueryServerString( Display *dpy, int screen, int name ) +PUBLIC const char * +glXQueryServerString(Display * dpy, int screen, int name) { - __GLXscreenConfigs *psc; - __GLXdisplayPrivate *priv; - const char ** str; + __GLXscreenConfigs *psc; + __GLXdisplayPrivate *priv; + const char **str; - if ( GetGLXPrivScreenConfig( dpy, screen, & priv, & psc ) != Success ) { - return NULL; - } + if (GetGLXPrivScreenConfig(dpy, screen, &priv, &psc) != Success) { + return NULL; + } - switch(name) { - case GLX_VENDOR: - str = & priv->serverGLXvendor; - break; - case GLX_VERSION: - str = & priv->serverGLXversion; - break; - case GLX_EXTENSIONS: - str = & psc->serverGLXexts; - break; - default: - return NULL; - } + switch (name) { + case GLX_VENDOR: + str = &priv->serverGLXvendor; + break; + case GLX_VERSION: + str = &priv->serverGLXversion; + break; + case GLX_EXTENSIONS: + str = &psc->serverGLXexts; + break; + default: + return NULL; + } - if ( *str == NULL ) { - *str = __glXGetStringFromServer(dpy, priv->majorOpcode, - X_GLXQueryServerString, screen, name); - } - - return *str; + if (*str == NULL) { + *str = __glXGetStringFromServer(dpy, priv->majorOpcode, + X_GLXQueryServerString, screen, name); + } + + return *str; } -void __glXClientInfo ( Display *dpy, int opcode ) +void +__glXClientInfo(Display * dpy, int opcode) { - xGLXClientInfoReq *req; - int size; - char * ext_str = __glXGetClientGLExtensionString(); + xGLXClientInfoReq *req; + int size; + char *ext_str = __glXGetClientGLExtensionString(); + + /* Send the glXClientInfo request */ + LockDisplay(dpy); + GetReq(GLXClientInfo, req); + req->reqType = opcode; + req->glxCode = X_GLXClientInfo; + req->major = GLX_MAJOR_VERSION; + req->minor = GLX_MINOR_VERSION; - /* Send the glXClientInfo request */ - LockDisplay(dpy); - GetReq(GLXClientInfo,req); - req->reqType = opcode; - req->glxCode = X_GLXClientInfo; - req->major = GLX_MAJOR_VERSION; - req->minor = GLX_MINOR_VERSION; + size = strlen(ext_str) + 1; + req->length += (size + 3) >> 2; + req->numbytes = size; + Data(dpy, ext_str, size); - size = strlen( ext_str ) + 1; - req->length += (size + 3) >> 2; - req->numbytes = size; - Data(dpy, ext_str, size); + UnlockDisplay(dpy); + SyncHandle(); - UnlockDisplay(dpy); - SyncHandle(); - - Xfree( ext_str ); + Xfree(ext_str); } @@ -1409,15 +1453,18 @@ void __glXClientInfo ( Display *dpy, int opcode ) ** EXT_import_context */ -PUBLIC Display *glXGetCurrentDisplay(void) +PUBLIC Display * +glXGetCurrentDisplay(void) { - GLXContext gc = __glXGetCurrentContext(); - if (NULL == gc) return NULL; - return gc->currentDpy; + GLXContext gc = __glXGetCurrentContext(); + if (NULL == gc) + return NULL; + return gc->currentDpy; } -PUBLIC GLX_ALIAS(Display *, glXGetCurrentDisplayEXT, (void), (), - glXGetCurrentDisplay) +PUBLIC +GLX_ALIAS(Display *, glXGetCurrentDisplayEXT, (void), (), + glXGetCurrentDisplay) /** * Used internally by libGL to send \c xGLXQueryContextinfoExtReq requests @@ -1433,170 +1480,174 @@ PUBLIC GLX_ALIAS(Display *, glXGetCurrentDisplayEXT, (void), (), * This function dynamically determines whether to use the EXT_import_context * version of the protocol or the GLX 1.3 version of the protocol. */ -static int __glXQueryContextInfo(Display *dpy, GLXContext ctx) -{ - __GLXdisplayPrivate *priv = __glXInitialize(dpy); - xGLXQueryContextReply reply; - CARD8 opcode; - GLuint numValues; - int retval; - - if (ctx == NULL) { - return GLX_BAD_CONTEXT; - } - opcode = __glXSetupForCommand(dpy); - if (!opcode) { - return 0; - } - - /* Send the glXQueryContextInfoEXT request */ - LockDisplay(dpy); - - if ( (priv->majorVersion > 1) || (priv->minorVersion >= 3) ) { - xGLXQueryContextReq *req; - - GetReq(GLXQueryContext, req); - - req->reqType = opcode; - req->glxCode = X_GLXQueryContext; - req->context = (unsigned int)(ctx->xid); - } - else { - xGLXVendorPrivateReq *vpreq; - xGLXQueryContextInfoEXTReq *req; - - GetReqExtra( GLXVendorPrivate, - sz_xGLXQueryContextInfoEXTReq - sz_xGLXVendorPrivateReq, - vpreq ); - req = (xGLXQueryContextInfoEXTReq *)vpreq; - req->reqType = opcode; - req->glxCode = X_GLXVendorPrivateWithReply; - req->vendorCode = X_GLXvop_QueryContextInfoEXT; - req->context = (unsigned int)(ctx->xid); - } - - _XReply(dpy, (xReply*) &reply, 0, False); - - numValues = reply.n; - if (numValues == 0) - retval = Success; - else if (numValues > __GLX_MAX_CONTEXT_PROPS) - retval = 0; - else - { - int *propList, *pProp; - int nPropListBytes; - int i; - - nPropListBytes = numValues << 3; - propList = (int *) Xmalloc(nPropListBytes); - if (NULL == propList) { - retval = 0; - } else { - _XRead(dpy, (char *)propList, nPropListBytes); - pProp = propList; - for (i=0; i < numValues; i++) { - switch (*pProp++) { - case GLX_SHARE_CONTEXT_EXT: - ctx->share_xid = *pProp++; - break; - case GLX_VISUAL_ID_EXT: - ctx->mode = - _gl_context_modes_find_visual(ctx->psc->visuals, *pProp++); - break; - case GLX_SCREEN: - ctx->screen = *pProp++; - break; - case GLX_FBCONFIG_ID: - ctx->mode = - _gl_context_modes_find_fbconfig(ctx->psc->configs, *pProp++); - break; - case GLX_RENDER_TYPE: - ctx->renderType = *pProp++; - break; - default: - pProp++; - continue; - } - } - Xfree((char *)propList); - retval = Success; - } - } - UnlockDisplay(dpy); - SyncHandle(); - return retval; + static int __glXQueryContextInfo(Display * dpy, GLXContext ctx) +{ + __GLXdisplayPrivate *priv = __glXInitialize(dpy); + xGLXQueryContextReply reply; + CARD8 opcode; + GLuint numValues; + int retval; + + if (ctx == NULL) { + return GLX_BAD_CONTEXT; + } + opcode = __glXSetupForCommand(dpy); + if (!opcode) { + return 0; + } + + /* Send the glXQueryContextInfoEXT request */ + LockDisplay(dpy); + + if ((priv->majorVersion > 1) || (priv->minorVersion >= 3)) { + xGLXQueryContextReq *req; + + GetReq(GLXQueryContext, req); + + req->reqType = opcode; + req->glxCode = X_GLXQueryContext; + req->context = (unsigned int) (ctx->xid); + } + else { + xGLXVendorPrivateReq *vpreq; + xGLXQueryContextInfoEXTReq *req; + + GetReqExtra(GLXVendorPrivate, + sz_xGLXQueryContextInfoEXTReq - sz_xGLXVendorPrivateReq, + vpreq); + req = (xGLXQueryContextInfoEXTReq *) vpreq; + req->reqType = opcode; + req->glxCode = X_GLXVendorPrivateWithReply; + req->vendorCode = X_GLXvop_QueryContextInfoEXT; + req->context = (unsigned int) (ctx->xid); + } + + _XReply(dpy, (xReply *) & reply, 0, False); + + numValues = reply.n; + if (numValues == 0) + retval = Success; + else if (numValues > __GLX_MAX_CONTEXT_PROPS) + retval = 0; + else { + int *propList, *pProp; + int nPropListBytes; + int i; + + nPropListBytes = numValues << 3; + propList = (int *) Xmalloc(nPropListBytes); + if (NULL == propList) { + retval = 0; + } + else { + _XRead(dpy, (char *) propList, nPropListBytes); + pProp = propList; + for (i = 0; i < numValues; i++) { + switch (*pProp++) { + case GLX_SHARE_CONTEXT_EXT: + ctx->share_xid = *pProp++; + break; + case GLX_VISUAL_ID_EXT: + ctx->mode = + _gl_context_modes_find_visual(ctx->psc->visuals, *pProp++); + break; + case GLX_SCREEN: + ctx->screen = *pProp++; + break; + case GLX_FBCONFIG_ID: + ctx->mode = + _gl_context_modes_find_fbconfig(ctx->psc->configs, + *pProp++); + break; + case GLX_RENDER_TYPE: + ctx->renderType = *pProp++; + break; + default: + pProp++; + continue; + } + } + Xfree((char *) propList); + retval = Success; + } + } + UnlockDisplay(dpy); + SyncHandle(); + return retval; } PUBLIC int -glXQueryContext(Display *dpy, GLXContext ctx, int attribute, int *value) +glXQueryContext(Display * dpy, GLXContext ctx, int attribute, int *value) { - int retVal; + int retVal; - /* get the information from the server if we don't have it already */ + /* get the information from the server if we don't have it already */ #ifdef GLX_DIRECT_RENDERING - if (!ctx->driContext && (ctx->mode == NULL)) { + if (!ctx->driContext && (ctx->mode == NULL)) { #else - if (ctx->mode == NULL) { + if (ctx->mode == NULL) { #endif - retVal = __glXQueryContextInfo(dpy, ctx); - if (Success != retVal) return retVal; - } - switch (attribute) { - case GLX_SHARE_CONTEXT_EXT: - *value = (int)(ctx->share_xid); - break; - case GLX_VISUAL_ID_EXT: - *value = ctx->mode ? ctx->mode->visualID : None; - break; - case GLX_SCREEN: - *value = (int)(ctx->screen); - break; - case GLX_FBCONFIG_ID: - *value = ctx->mode ? ctx->mode->fbconfigID : None; - break; - case GLX_RENDER_TYPE: - *value = (int)(ctx->renderType); - break; - default: - return GLX_BAD_ATTRIBUTE; - } - return Success; + retVal = __glXQueryContextInfo(dpy, ctx); + if (Success != retVal) + return retVal; + } + switch (attribute) { + case GLX_SHARE_CONTEXT_EXT: + *value = (int) (ctx->share_xid); + break; + case GLX_VISUAL_ID_EXT: + *value = ctx->mode ? ctx->mode->visualID : None; + break; + case GLX_SCREEN: + *value = (int) (ctx->screen); + break; + case GLX_FBCONFIG_ID: + *value = ctx->mode ? ctx->mode->fbconfigID : None; + break; + case GLX_RENDER_TYPE: + *value = (int) (ctx->renderType); + break; + default: + return GLX_BAD_ATTRIBUTE; + } + return Success; } -PUBLIC GLX_ALIAS( int, glXQueryContextInfoEXT, - (Display *dpy, GLXContext ctx, int attribute, int *value), - (dpy, ctx, attribute, value), - glXQueryContext ) +PUBLIC +GLX_ALIAS(int, glXQueryContextInfoEXT, + (Display * dpy, GLXContext ctx, int attribute, int *value), + (dpy, ctx, attribute, value), glXQueryContext) -PUBLIC GLXContextID glXGetContextIDEXT(const GLXContext ctx) + PUBLIC GLXContextID glXGetContextIDEXT(const GLXContext ctx) { - return ctx->xid; + return ctx->xid; } -PUBLIC GLXContext glXImportContextEXT(Display *dpy, GLXContextID contextID) +PUBLIC GLXContext +glXImportContextEXT(Display * dpy, GLXContextID contextID) { - GLXContext ctx; + GLXContext ctx; - if (contextID == None) { - return NULL; - } - if (__glXIsDirect(dpy, contextID)) { - return NULL; - } + if (contextID == None) { + return NULL; + } + if (__glXIsDirect(dpy, contextID)) { + return NULL; + } - ctx = CreateContext(dpy, NULL, NULL, NULL, False, contextID, False, 0); - if (NULL != ctx) { - if (Success != __glXQueryContextInfo(dpy, ctx)) { - return NULL; - } - } - return ctx; + ctx = CreateContext(dpy, NULL, NULL, NULL, False, contextID, False, 0); + if (NULL != ctx) { + if (Success != __glXQueryContextInfo(dpy, ctx)) { + return NULL; + } + } + return ctx; } -PUBLIC void glXFreeContextEXT(Display *dpy, GLXContext ctx) +PUBLIC void +glXFreeContextEXT(Display * dpy, GLXContext ctx) { - DestroyContext(dpy, ctx); + DestroyContext(dpy, ctx); } @@ -1605,146 +1656,149 @@ PUBLIC void glXFreeContextEXT(Display *dpy, GLXContext ctx) * GLX 1.3 functions - these are just stubs for now! */ -PUBLIC GLXFBConfig *glXChooseFBConfig(Display *dpy, int screen, - const int *attribList, int *nitems) +PUBLIC GLXFBConfig * +glXChooseFBConfig(Display * dpy, int screen, + const int *attribList, int *nitems) { - __GLcontextModes ** config_list; - int list_size; + __GLcontextModes **config_list; + int list_size; - config_list = (__GLcontextModes **) - glXGetFBConfigs( dpy, screen, & list_size ); + config_list = (__GLcontextModes **) + glXGetFBConfigs(dpy, screen, &list_size); - if ( (config_list != NULL) && (list_size > 0) && (attribList != NULL) ) { - list_size = choose_visual( config_list, list_size, attribList, - GL_TRUE ); - if ( list_size == 0 ) { - XFree( config_list ); - config_list = NULL; - } - } + if ((config_list != NULL) && (list_size > 0) && (attribList != NULL)) { + list_size = choose_visual(config_list, list_size, attribList, GL_TRUE); + if (list_size == 0) { + XFree(config_list); + config_list = NULL; + } + } - *nitems = list_size; - return (GLXFBConfig *) config_list; + *nitems = list_size; + return (GLXFBConfig *) config_list; } -PUBLIC GLXContext glXCreateNewContext(Display *dpy, GLXFBConfig config, - int renderType, GLXContext shareList, - Bool allowDirect) +PUBLIC GLXContext +glXCreateNewContext(Display * dpy, GLXFBConfig config, + int renderType, GLXContext shareList, Bool allowDirect) { - return CreateContext( dpy, NULL, (__GLcontextModes *) config, shareList, - allowDirect, None, True, renderType ); + return CreateContext(dpy, NULL, (__GLcontextModes *) config, shareList, + allowDirect, None, True, renderType); } -PUBLIC GLXDrawable glXGetCurrentReadDrawable(void) +PUBLIC GLXDrawable +glXGetCurrentReadDrawable(void) { - GLXContext gc = __glXGetCurrentContext(); - return gc->currentReadable; + GLXContext gc = __glXGetCurrentContext(); + return gc->currentReadable; } -PUBLIC GLXFBConfig *glXGetFBConfigs(Display *dpy, int screen, int *nelements) +PUBLIC GLXFBConfig * +glXGetFBConfigs(Display * dpy, int screen, int *nelements) { - __GLXdisplayPrivate *priv = __glXInitialize(dpy); - __GLcontextModes ** config = NULL; - int i; + __GLXdisplayPrivate *priv = __glXInitialize(dpy); + __GLcontextModes **config = NULL; + int i; - *nelements = 0; - if ( (priv->screenConfigs != NULL) - && (screen >= 0) && (screen <= ScreenCount(dpy)) - && (priv->screenConfigs[screen].configs != NULL) - && (priv->screenConfigs[screen].configs->fbconfigID != GLX_DONT_CARE) ) { - unsigned num_configs = 0; - __GLcontextModes * modes; + *nelements = 0; + if ((priv->screenConfigs != NULL) + && (screen >= 0) && (screen <= ScreenCount(dpy)) + && (priv->screenConfigs[screen].configs != NULL) + && (priv->screenConfigs[screen].configs->fbconfigID != GLX_DONT_CARE)) { + unsigned num_configs = 0; + __GLcontextModes *modes; - for ( modes = priv->screenConfigs[screen].configs - ; modes != NULL - ; modes = modes->next ) { - if ( modes->fbconfigID != GLX_DONT_CARE ) { - num_configs++; - } - } + for (modes = priv->screenConfigs[screen].configs; modes != NULL; + modes = modes->next) { + if (modes->fbconfigID != GLX_DONT_CARE) { + num_configs++; + } + } - config = (__GLcontextModes **) Xmalloc( sizeof(__GLcontextModes *) - * num_configs ); - if ( config != NULL ) { - *nelements = num_configs; - i = 0; - for ( modes = priv->screenConfigs[screen].configs - ; modes != NULL - ; modes = modes->next ) { - if ( modes->fbconfigID != GLX_DONT_CARE ) { - config[i] = modes; - i++; - } - } - } - } - return (GLXFBConfig *) config; + config = (__GLcontextModes **) Xmalloc(sizeof(__GLcontextModes *) + * num_configs); + if (config != NULL) { + *nelements = num_configs; + i = 0; + for (modes = priv->screenConfigs[screen].configs; modes != NULL; + modes = modes->next) { + if (modes->fbconfigID != GLX_DONT_CARE) { + config[i] = modes; + i++; + } + } + } + } + return (GLXFBConfig *) config; } -PUBLIC int glXGetFBConfigAttrib(Display *dpy, GLXFBConfig config, - int attribute, int *value) +PUBLIC int +glXGetFBConfigAttrib(Display * dpy, GLXFBConfig config, + int attribute, int *value) { - __GLcontextModes * const modes = ValidateGLXFBConfig( dpy, config ); + __GLcontextModes *const modes = ValidateGLXFBConfig(dpy, config); - return (modes != NULL) - ? _gl_get_context_mode_data( modes, attribute, value ) - : GLXBadFBConfig; + return (modes != NULL) + ? _gl_get_context_mode_data(modes, attribute, value) + : GLXBadFBConfig; } -PUBLIC XVisualInfo *glXGetVisualFromFBConfig(Display *dpy, GLXFBConfig config) +PUBLIC XVisualInfo * +glXGetVisualFromFBConfig(Display * dpy, GLXFBConfig config) { - XVisualInfo visualTemplate; - __GLcontextModes * fbconfig = (__GLcontextModes *) config; - int count; + XVisualInfo visualTemplate; + __GLcontextModes *fbconfig = (__GLcontextModes *) config; + int count; - /* + /* ** Get a list of all visuals, return if list is empty */ - visualTemplate.visualid = fbconfig->visualID; - return XGetVisualInfo(dpy,VisualIDMask,&visualTemplate,&count); + visualTemplate.visualid = fbconfig->visualID; + return XGetVisualInfo(dpy, VisualIDMask, &visualTemplate, &count); } /* ** GLX_SGI_swap_control */ -static int __glXSwapIntervalSGI(int interval) +static int +__glXSwapIntervalSGI(int interval) { xGLXVendorPrivateReq *req; GLXContext gc = __glXGetCurrentContext(); - Display * dpy; - CARD32 * interval_ptr; + Display *dpy; + CARD32 *interval_ptr; CARD8 opcode; - if ( gc == NULL ) { + if (gc == NULL) { return GLX_BAD_CONTEXT; } - - if ( interval <= 0 ) { + + if (interval <= 0) { return GLX_BAD_VALUE; } #ifdef __DRI_SWAP_CONTROL if (gc->driContext) { - __GLXscreenConfigs * const psc = GetGLXScreenConfigs( gc->currentDpy, - gc->screen ); - __GLXDRIdrawable *pdraw = GetGLXDRIDrawable(gc->currentDpy, - gc->currentDrawable, - NULL); - if (psc->swapControl != NULL && pdraw != NULL) { - psc->swapControl->setSwapInterval(pdraw->driDrawable, interval); - return 0; - } - else { - return GLX_BAD_CONTEXT; - } + __GLXscreenConfigs *const psc = GetGLXScreenConfigs(gc->currentDpy, + gc->screen); + __GLXDRIdrawable *pdraw = GetGLXDRIDrawable(gc->currentDpy, + gc->currentDrawable, + NULL); + if (psc->swapControl != NULL && pdraw != NULL) { + psc->swapControl->setSwapInterval(pdraw->driDrawable, interval); + return 0; + } + else { + return GLX_BAD_CONTEXT; + } } #endif dpy = gc->currentDpy; @@ -1755,7 +1809,7 @@ static int __glXSwapIntervalSGI(int interval) /* Send the glXSwapIntervalSGI request */ LockDisplay(dpy); - GetReqExtra(GLXVendorPrivate,sizeof(CARD32),req); + GetReqExtra(GLXVendorPrivate, sizeof(CARD32), req); req->reqType = opcode; req->glxCode = X_GLXVendorPrivate; req->vendorCode = X_GLXvop_SwapIntervalSGI; @@ -1775,26 +1829,27 @@ static int __glXSwapIntervalSGI(int interval) /* ** GLX_MESA_swap_control */ -static int __glXSwapIntervalMESA(unsigned int interval) +static int +__glXSwapIntervalMESA(unsigned int interval) { #ifdef __DRI_SWAP_CONTROL GLXContext gc = __glXGetCurrentContext(); - if ( interval < 0 ) { + if (interval < 0) { return GLX_BAD_VALUE; } if (gc != NULL && gc->driContext) { - __GLXscreenConfigs * const psc = GetGLXScreenConfigs( gc->currentDpy, - gc->screen ); - - if ( (psc != NULL) && (psc->driScreen != NULL) ) { - __GLXDRIdrawable *pdraw = - GetGLXDRIDrawable(gc->currentDpy, gc->currentDrawable, NULL); - if (psc->swapControl != NULL && pdraw != NULL) { - psc->swapControl->setSwapInterval(pdraw->driDrawable, interval); - return 0; - } + __GLXscreenConfigs *const psc = GetGLXScreenConfigs(gc->currentDpy, + gc->screen); + + if ((psc != NULL) && (psc->driScreen != NULL)) { + __GLXDRIdrawable *pdraw = + GetGLXDRIDrawable(gc->currentDpy, gc->currentDrawable, NULL); + if (psc->swapControl != NULL && pdraw != NULL) { + psc->swapControl->setSwapInterval(pdraw->driDrawable, interval); + return 0; + } } } #else @@ -1803,23 +1858,24 @@ static int __glXSwapIntervalMESA(unsigned int interval) return GLX_BAD_CONTEXT; } - -static int __glXGetSwapIntervalMESA(void) + +static int +__glXGetSwapIntervalMESA(void) { #ifdef __DRI_SWAP_CONTROL GLXContext gc = __glXGetCurrentContext(); if (gc != NULL && gc->driContext) { - __GLXscreenConfigs * const psc = GetGLXScreenConfigs( gc->currentDpy, - gc->screen ); - - if ( (psc != NULL) && (psc->driScreen != NULL) ) { - __GLXDRIdrawable *pdraw = - GetGLXDRIDrawable(gc->currentDpy, gc->currentDrawable, NULL); - if (psc->swapControl != NULL && pdraw != NULL) { - return psc->swapControl->getSwapInterval(pdraw->driDrawable); - } + __GLXscreenConfigs *const psc = GetGLXScreenConfigs(gc->currentDpy, + gc->screen); + + if ((psc != NULL) && (psc->driScreen != NULL)) { + __GLXDRIdrawable *pdraw = + GetGLXDRIDrawable(gc->currentDpy, gc->currentDrawable, NULL); + if (psc->swapControl != NULL && pdraw != NULL) { + return psc->swapControl->getSwapInterval(pdraw->driDrawable); + } } } #endif @@ -1832,16 +1888,17 @@ static int __glXGetSwapIntervalMESA(void) ** GLX_MESA_swap_frame_usage */ -static GLint __glXBeginFrameTrackingMESA(Display *dpy, GLXDrawable drawable) +static GLint +__glXBeginFrameTrackingMESA(Display * dpy, GLXDrawable drawable) { - int status = GLX_BAD_CONTEXT; + int status = GLX_BAD_CONTEXT; #ifdef __DRI_FRAME_TRACKING int screen; __GLXDRIdrawable *pdraw = GetGLXDRIDrawable(dpy, drawable, &screen); - __GLXscreenConfigs * const psc = GetGLXScreenConfigs(dpy, screen); + __GLXscreenConfigs *const psc = GetGLXScreenConfigs(dpy, screen); if (pdraw != NULL && psc->frameTracking != NULL) - status = psc->frameTracking->frameTracking(pdraw->driDrawable, GL_TRUE); + status = psc->frameTracking->frameTracking(pdraw->driDrawable, GL_TRUE); #else (void) dpy; (void) drawable; @@ -1849,18 +1906,19 @@ static GLint __glXBeginFrameTrackingMESA(Display *dpy, GLXDrawable drawable) return status; } - -static GLint __glXEndFrameTrackingMESA(Display *dpy, GLXDrawable drawable) + +static GLint +__glXEndFrameTrackingMESA(Display * dpy, GLXDrawable drawable) { - int status = GLX_BAD_CONTEXT; + int status = GLX_BAD_CONTEXT; #ifdef __DRI_FRAME_TRACKING int screen; - __GLXDRIdrawable *pdraw = GetGLXDRIDrawable(dpy, drawable, & screen); + __GLXDRIdrawable *pdraw = GetGLXDRIDrawable(dpy, drawable, &screen); __GLXscreenConfigs *psc = GetGLXScreenConfigs(dpy, screen); if (pdraw != NULL && psc->frameTracking != NULL) - status = psc->frameTracking->frameTracking(pdraw->driDrawable, - GL_FALSE); + status = psc->frameTracking->frameTracking(pdraw->driDrawable, + GL_FALSE); #else (void) dpy; (void) drawable; @@ -1869,24 +1927,24 @@ static GLint __glXEndFrameTrackingMESA(Display *dpy, GLXDrawable drawable) } -static GLint __glXGetFrameUsageMESA(Display *dpy, GLXDrawable drawable, - GLfloat *usage) +static GLint +__glXGetFrameUsageMESA(Display * dpy, GLXDrawable drawable, GLfloat * usage) { - int status = GLX_BAD_CONTEXT; + int status = GLX_BAD_CONTEXT; #ifdef __DRI_FRAME_TRACKING int screen; - __GLXDRIdrawable * const pdraw = GetGLXDRIDrawable(dpy, drawable, & screen); - __GLXscreenConfigs * const psc = GetGLXScreenConfigs(dpy, screen); + __GLXDRIdrawable *const pdraw = GetGLXDRIDrawable(dpy, drawable, &screen); + __GLXscreenConfigs *const psc = GetGLXScreenConfigs(dpy, screen); if (pdraw != NULL && psc->frameTracking != NULL) { - int64_t sbc, missedFrames; - float lastMissedUsage; + int64_t sbc, missedFrames; + float lastMissedUsage; - status = psc->frameTracking->queryFrameTracking(pdraw->driDrawable, - &sbc, - &missedFrames, - &lastMissedUsage, - usage); + status = psc->frameTracking->queryFrameTracking(pdraw->driDrawable, + &sbc, + &missedFrames, + &lastMissedUsage, + usage); } #else (void) dpy; @@ -1897,22 +1955,24 @@ static GLint __glXGetFrameUsageMESA(Display *dpy, GLXDrawable drawable, } -static GLint __glXQueryFrameTrackingMESA(Display *dpy, GLXDrawable drawable, - int64_t *sbc, int64_t *missedFrames, - GLfloat *lastMissedUsage) +static GLint +__glXQueryFrameTrackingMESA(Display * dpy, GLXDrawable drawable, + int64_t * sbc, int64_t * missedFrames, + GLfloat * lastMissedUsage) { - int status = GLX_BAD_CONTEXT; + int status = GLX_BAD_CONTEXT; #ifdef __DRI_FRAME_TRACKING int screen; - __GLXDRIdrawable *pdraw = GetGLXDRIDrawable(dpy, drawable, & screen); - __GLXscreenConfigs * const psc = GetGLXScreenConfigs(dpy, screen); + __GLXDRIdrawable *pdraw = GetGLXDRIDrawable(dpy, drawable, &screen); + __GLXscreenConfigs *const psc = GetGLXScreenConfigs(dpy, screen); if (pdraw != NULL && psc->frameTracking != NULL) { - float usage; + float usage; status = psc->frameTracking->queryFrameTracking(pdraw->driDrawable, - sbc, missedFrames, - lastMissedUsage, &usage); + sbc, missedFrames, + lastMissedUsage, + &usage); } #else (void) dpy; @@ -1928,7 +1988,8 @@ static GLint __glXQueryFrameTrackingMESA(Display *dpy, GLXDrawable drawable, /* ** GLX_SGI_video_sync */ -static int __glXGetVideoSyncSGI(unsigned int *count) +static int +__glXGetVideoSyncSGI(unsigned int *count) { /* FIXME: Looking at the GLX_SGI_video_sync spec in the extension registry, * FIXME: there should be a GLX encoding for this call. I can find no @@ -1939,49 +2000,50 @@ static int __glXGetVideoSyncSGI(unsigned int *count) if (gc != NULL && gc->driContext) { - __GLXscreenConfigs * const psc = GetGLXScreenConfigs( gc->currentDpy, - gc->screen ); - if ( psc->msc && psc->driScreen ) { - __GLXDRIdrawable *pdraw = - GetGLXDRIDrawable(gc->currentDpy, gc->currentDrawable, NULL); - int64_t temp; - int ret; - - ret = (*psc->msc->getDrawableMSC)(psc->__driScreen, - pdraw->driDrawable, &temp); - *count = (unsigned) temp; - - return (ret == 0) ? 0 : GLX_BAD_CONTEXT; + __GLXscreenConfigs *const psc = GetGLXScreenConfigs(gc->currentDpy, + gc->screen); + if (psc->msc && psc->driScreen) { + __GLXDRIdrawable *pdraw = + GetGLXDRIDrawable(gc->currentDpy, gc->currentDrawable, NULL); + int64_t temp; + int ret; + + ret = (*psc->msc->getDrawableMSC) (psc->__driScreen, + pdraw->driDrawable, &temp); + *count = (unsigned) temp; + + return (ret == 0) ? 0 : GLX_BAD_CONTEXT; } } #else - (void) count; + (void) count; #endif return GLX_BAD_CONTEXT; } -static int __glXWaitVideoSyncSGI(int divisor, int remainder, unsigned int *count) +static int +__glXWaitVideoSyncSGI(int divisor, int remainder, unsigned int *count) { #ifdef __DRI_MEDIA_STREAM_COUNTER GLXContext gc = __glXGetCurrentContext(); - if ( divisor <= 0 || remainder < 0 ) - return GLX_BAD_VALUE; + if (divisor <= 0 || remainder < 0) + return GLX_BAD_VALUE; if (gc != NULL && gc->driContext) { - __GLXscreenConfigs * const psc = GetGLXScreenConfigs( gc->currentDpy, - gc->screen ); - if (psc->msc != NULL && psc->driScreen ) { - __GLXDRIdrawable *pdraw = - GetGLXDRIDrawable(gc->currentDpy, gc->currentDrawable, NULL); - int ret; - int64_t msc; - int64_t sbc; - - ret = (*psc->msc->waitForMSC)(pdraw->driDrawable, 0, - divisor, remainder, &msc, &sbc); - *count = (unsigned) msc; - return (ret == 0) ? 0 : GLX_BAD_CONTEXT; + __GLXscreenConfigs *const psc = GetGLXScreenConfigs(gc->currentDpy, + gc->screen); + if (psc->msc != NULL && psc->driScreen) { + __GLXDRIdrawable *pdraw = + GetGLXDRIDrawable(gc->currentDpy, gc->currentDrawable, NULL); + int ret; + int64_t msc; + int64_t sbc; + + ret = (*psc->msc->waitForMSC) (pdraw->driDrawable, 0, + divisor, remainder, &msc, &sbc); + *count = (unsigned) msc; + return (ret == 0) ? 0 : GLX_BAD_CONTEXT; } } #else @@ -1997,109 +2059,112 @@ static int __glXWaitVideoSyncSGI(int divisor, int remainder, unsigned int *count ** GLX_functions table. */ -PUBLIC GLX_ALIAS(int, glXGetFBConfigAttribSGIX, - (Display *dpy, GLXFBConfigSGIX config, int attribute, int *value), - (dpy, config, attribute, value), - glXGetFBConfigAttrib) +PUBLIC +GLX_ALIAS(int, glXGetFBConfigAttribSGIX, + (Display * dpy, GLXFBConfigSGIX config, int attribute, int *value), + (dpy, config, attribute, value), glXGetFBConfigAttrib) -PUBLIC GLX_ALIAS(GLXFBConfigSGIX *, glXChooseFBConfigSGIX, - (Display *dpy, int screen, int *attrib_list, int *nelements), - (dpy, screen, attrib_list, nelements), - glXChooseFBConfig) + PUBLIC GLX_ALIAS(GLXFBConfigSGIX *, glXChooseFBConfigSGIX, + (Display * dpy, int screen, int *attrib_list, + int *nelements), (dpy, screen, attrib_list, nelements), + glXChooseFBConfig) -PUBLIC GLX_ALIAS(XVisualInfo *, glXGetVisualFromFBConfigSGIX, - (Display * dpy, GLXFBConfigSGIX config), - (dpy, config), - glXGetVisualFromFBConfig) + PUBLIC GLX_ALIAS(XVisualInfo *, glXGetVisualFromFBConfigSGIX, + (Display * dpy, GLXFBConfigSGIX config), + (dpy, config), glXGetVisualFromFBConfig) -PUBLIC GLXPixmap glXCreateGLXPixmapWithConfigSGIX(Display *dpy, - GLXFBConfigSGIX config, Pixmap pixmap) + PUBLIC GLXPixmap glXCreateGLXPixmapWithConfigSGIX(Display * dpy, + GLXFBConfigSGIX config, + Pixmap pixmap) { - xGLXVendorPrivateWithReplyReq *vpreq; - xGLXCreateGLXPixmapWithConfigSGIXReq *req; - GLXPixmap xid = None; - CARD8 opcode; - const __GLcontextModes * const fbconfig = (__GLcontextModes *) config; - __GLXscreenConfigs * psc; + xGLXVendorPrivateWithReplyReq *vpreq; + xGLXCreateGLXPixmapWithConfigSGIXReq *req; + GLXPixmap xid = None; + CARD8 opcode; + const __GLcontextModes *const fbconfig = (__GLcontextModes *) config; + __GLXscreenConfigs *psc; - if ( (dpy == NULL) || (config == NULL) ) { - return None; - } + if ((dpy == NULL) || (config == NULL)) { + return None; + } - psc = GetGLXScreenConfigs( dpy, fbconfig->screen ); - if ( (psc != NULL) - && __glXExtensionBitIsEnabled( psc, SGIX_fbconfig_bit ) ) { - opcode = __glXSetupForCommand(dpy); - if (!opcode) { - return None; - } + psc = GetGLXScreenConfigs(dpy, fbconfig->screen); + if ((psc != NULL) + && __glXExtensionBitIsEnabled(psc, SGIX_fbconfig_bit)) { + opcode = __glXSetupForCommand(dpy); + if (!opcode) { + return None; + } - /* Send the glXCreateGLXPixmapWithConfigSGIX request */ - LockDisplay(dpy); - GetReqExtra(GLXVendorPrivateWithReply, - sz_xGLXCreateGLXPixmapWithConfigSGIXReq-sz_xGLXVendorPrivateWithReplyReq,vpreq); - req = (xGLXCreateGLXPixmapWithConfigSGIXReq *)vpreq; - req->reqType = opcode; - req->glxCode = X_GLXVendorPrivateWithReply; - req->vendorCode = X_GLXvop_CreateGLXPixmapWithConfigSGIX; - req->screen = fbconfig->screen; - req->fbconfig = fbconfig->fbconfigID; - req->pixmap = pixmap; - req->glxpixmap = xid = XAllocID(dpy); - UnlockDisplay(dpy); - SyncHandle(); - } + /* Send the glXCreateGLXPixmapWithConfigSGIX request */ + LockDisplay(dpy); + GetReqExtra(GLXVendorPrivateWithReply, + sz_xGLXCreateGLXPixmapWithConfigSGIXReq - + sz_xGLXVendorPrivateWithReplyReq, vpreq); + req = (xGLXCreateGLXPixmapWithConfigSGIXReq *) vpreq; + req->reqType = opcode; + req->glxCode = X_GLXVendorPrivateWithReply; + req->vendorCode = X_GLXvop_CreateGLXPixmapWithConfigSGIX; + req->screen = fbconfig->screen; + req->fbconfig = fbconfig->fbconfigID; + req->pixmap = pixmap; + req->glxpixmap = xid = XAllocID(dpy); + UnlockDisplay(dpy); + SyncHandle(); + } - return xid; + return xid; } -PUBLIC GLXContext glXCreateContextWithConfigSGIX(Display *dpy, - GLXFBConfigSGIX config, int renderType, - GLXContext shareList, Bool allowDirect) +PUBLIC GLXContext +glXCreateContextWithConfigSGIX(Display * dpy, + GLXFBConfigSGIX config, int renderType, + GLXContext shareList, Bool allowDirect) { - GLXContext gc = NULL; - const __GLcontextModes * const fbconfig = (__GLcontextModes *) config; - __GLXscreenConfigs * psc; + GLXContext gc = NULL; + const __GLcontextModes *const fbconfig = (__GLcontextModes *) config; + __GLXscreenConfigs *psc; - if ( (dpy == NULL) || (config == NULL) ) { - return None; - } + if ((dpy == NULL) || (config == NULL)) { + return None; + } - psc = GetGLXScreenConfigs( dpy, fbconfig->screen ); - if ( (psc != NULL) - && __glXExtensionBitIsEnabled( psc, SGIX_fbconfig_bit ) ) { - gc = CreateContext( dpy, NULL, (__GLcontextModes *) config, shareList, - allowDirect, None, False, renderType ); - } + psc = GetGLXScreenConfigs(dpy, fbconfig->screen); + if ((psc != NULL) + && __glXExtensionBitIsEnabled(psc, SGIX_fbconfig_bit)) { + gc = CreateContext(dpy, NULL, (__GLcontextModes *) config, shareList, + allowDirect, None, False, renderType); + } - return gc; + return gc; } -PUBLIC GLXFBConfigSGIX glXGetFBConfigFromVisualSGIX(Display *dpy, - XVisualInfo *vis) +PUBLIC GLXFBConfigSGIX +glXGetFBConfigFromVisualSGIX(Display * dpy, XVisualInfo * vis) { - __GLXdisplayPrivate *priv; - __GLXscreenConfigs *psc; + __GLXdisplayPrivate *priv; + __GLXscreenConfigs *psc; - if ( (GetGLXPrivScreenConfig( dpy, vis->screen, & priv, & psc ) != Success) - && __glXExtensionBitIsEnabled( psc, SGIX_fbconfig_bit ) - && (psc->configs->fbconfigID != GLX_DONT_CARE) ) { - return (GLXFBConfigSGIX) _gl_context_modes_find_visual( psc->configs, - vis->visualid ); - } + if ((GetGLXPrivScreenConfig(dpy, vis->screen, &priv, &psc) != Success) + && __glXExtensionBitIsEnabled(psc, SGIX_fbconfig_bit) + && (psc->configs->fbconfigID != GLX_DONT_CARE)) { + return (GLXFBConfigSGIX) _gl_context_modes_find_visual(psc->configs, + vis->visualid); + } - return NULL; + return NULL; } /* ** GLX_SGIX_swap_group */ -static void __glXJoinSwapGroupSGIX(Display *dpy, GLXDrawable drawable, - GLXDrawable member) +static void +__glXJoinSwapGroupSGIX(Display * dpy, GLXDrawable drawable, + GLXDrawable member) { (void) dpy; (void) drawable; @@ -2110,15 +2175,16 @@ static void __glXJoinSwapGroupSGIX(Display *dpy, GLXDrawable drawable, /* ** GLX_SGIX_swap_barrier */ -static void __glXBindSwapBarrierSGIX(Display *dpy, GLXDrawable drawable, - int barrier) +static void +__glXBindSwapBarrierSGIX(Display * dpy, GLXDrawable drawable, int barrier) { (void) dpy; (void) drawable; (void) barrier; } -static Bool __glXQueryMaxSwapBarriersSGIX(Display *dpy, int screen, int *max) +static Bool +__glXQueryMaxSwapBarriersSGIX(Display * dpy, int screen, int *max) { (void) dpy; (void) screen; @@ -2130,23 +2196,24 @@ static Bool __glXQueryMaxSwapBarriersSGIX(Display *dpy, int screen, int *max) /* ** GLX_OML_sync_control */ -static Bool __glXGetSyncValuesOML(Display *dpy, GLXDrawable drawable, - int64_t *ust, int64_t *msc, int64_t *sbc) +static Bool +__glXGetSyncValuesOML(Display * dpy, GLXDrawable drawable, + int64_t * ust, int64_t * msc, int64_t * sbc) { #if defined(__DRI_SWAP_BUFFER_COUNTER) && defined(__DRI_MEDIA_STREAM_COUNTER) - __GLXdisplayPrivate * const priv = __glXInitialize(dpy); - - if ( priv != NULL ) { - int i; - __GLXDRIdrawable *pdraw = GetGLXDRIDrawable(dpy, drawable, &i); - __GLXscreenConfigs * const psc = &priv->screenConfigs[i]; - - assert( (pdraw == NULL) || (i != -1) ); - return ( (pdraw && psc->sbc && psc->msc) - && ((*psc->msc->getMSC)(psc->driScreen, msc) == 0) - && ((*psc->sbc->getSBC)(pdraw->driDrawable, sbc) == 0) - && (__glXGetUST(ust) == 0) ); - } + __GLXdisplayPrivate *const priv = __glXInitialize(dpy); + + if (priv != NULL) { + int i; + __GLXDRIdrawable *pdraw = GetGLXDRIDrawable(dpy, drawable, &i); + __GLXscreenConfigs *const psc = &priv->screenConfigs[i]; + + assert((pdraw == NULL) || (i != -1)); + return ((pdraw && psc->sbc && psc->msc) + && ((*psc->msc->getMSC) (psc->driScreen, msc) == 0) + && ((*psc->sbc->getSBC) (pdraw->driDrawable, sbc) == 0) + && (__glXGetUST(ust) == 0)); + } #else (void) dpy; (void) drawable; @@ -2159,63 +2226,63 @@ static Bool __glXGetSyncValuesOML(Display *dpy, GLXDrawable drawable, #ifdef GLX_DIRECT_RENDERING _X_HIDDEN GLboolean -__driGetMscRateOML(__DRIdrawable *draw, - int32_t *numerator, int32_t *denominator, void *private) +__driGetMscRateOML(__DRIdrawable * draw, + int32_t * numerator, int32_t * denominator, void *private) { #ifdef XF86VIDMODE - __GLXscreenConfigs *psc; - XF86VidModeModeLine mode_line; - int dot_clock; - int i; - __GLXDRIdrawable *glxDraw = private; - - psc = glxDraw->psc; - if (XF86VidModeQueryVersion(psc->dpy, &i, &i) && - XF86VidModeGetModeLine(psc->dpy, psc->scr, &dot_clock, &mode_line) ) { - unsigned n = dot_clock * 1000; - unsigned d = mode_line.vtotal * mode_line.htotal; - + __GLXscreenConfigs *psc; + XF86VidModeModeLine mode_line; + int dot_clock; + int i; + __GLXDRIdrawable *glxDraw = private; + + psc = glxDraw->psc; + if (XF86VidModeQueryVersion(psc->dpy, &i, &i) && + XF86VidModeGetModeLine(psc->dpy, psc->scr, &dot_clock, &mode_line)) { + unsigned n = dot_clock * 1000; + unsigned d = mode_line.vtotal * mode_line.htotal; + # define V_INTERLACE 0x010 # define V_DBLSCAN 0x020 - if (mode_line.flags & V_INTERLACE) - n *= 2; - else if (mode_line.flags & V_DBLSCAN) - d *= 2; - - /* The OML_sync_control spec requires that if the refresh rate is a - * whole number, that the returned numerator be equal to the refresh - * rate and the denominator be 1. - */ - - if (n % d == 0) { - n /= d; - d = 1; - } - else { - static const unsigned f[] = { 13, 11, 7, 5, 3, 2, 0 }; - - /* This is a poor man's way to reduce a fraction. It's far from - * perfect, but it will work well enough for this situation. - */ - - for (i = 0; f[i] != 0; i++) { - while (n % f[i] == 0 && d % f[i] == 0) { - d /= f[i]; - n /= f[i]; - } - } - } - - *numerator = n; - *denominator = d; - - return True; - } - else - return False; + if (mode_line.flags & V_INTERLACE) + n *= 2; + else if (mode_line.flags & V_DBLSCAN) + d *= 2; + + /* The OML_sync_control spec requires that if the refresh rate is a + * whole number, that the returned numerator be equal to the refresh + * rate and the denominator be 1. + */ + + if (n % d == 0) { + n /= d; + d = 1; + } + else { + static const unsigned f[] = { 13, 11, 7, 5, 3, 2, 0 }; + + /* This is a poor man's way to reduce a fraction. It's far from + * perfect, but it will work well enough for this situation. + */ + + for (i = 0; f[i] != 0; i++) { + while (n % f[i] == 0 && d % f[i] == 0) { + d /= f[i]; + n /= f[i]; + } + } + } + + *numerator = n; + *denominator = d; + + return True; + } + else + return False; #else - return False; + return False; #endif } #endif @@ -2236,17 +2303,17 @@ __driGetMscRateOML(__DRIdrawable *draw, * when GLX_OML_sync_control appears in the client extension string. */ -_X_HIDDEN GLboolean __glXGetMscRateOML(Display * dpy, GLXDrawable drawable, - int32_t * numerator, - int32_t * denominator) +_X_HIDDEN GLboolean +__glXGetMscRateOML(Display * dpy, GLXDrawable drawable, + int32_t * numerator, int32_t * denominator) { #if defined( GLX_DIRECT_RENDERING ) && defined( XF86VIDMODE ) - __GLXDRIdrawable *draw = GetGLXDRIDrawable(dpy, drawable, NULL); + __GLXDRIdrawable *draw = GetGLXDRIDrawable(dpy, drawable, NULL); - if (draw == NULL) - return False; + if (draw == NULL) + return False; - return __driGetMscRateOML(draw->driDrawable, numerator, denominator, draw); + return __driGetMscRateOML(draw->driDrawable, numerator, denominator, draw); #else (void) dpy; (void) drawable; @@ -2257,28 +2324,28 @@ _X_HIDDEN GLboolean __glXGetMscRateOML(Display * dpy, GLXDrawable drawable, } -static int64_t __glXSwapBuffersMscOML(Display *dpy, GLXDrawable drawable, - int64_t target_msc, int64_t divisor, - int64_t remainder) +static int64_t +__glXSwapBuffersMscOML(Display * dpy, GLXDrawable drawable, + int64_t target_msc, int64_t divisor, int64_t remainder) { #ifdef __DRI_SWAP_BUFFER_COUNTER int screen; __GLXDRIdrawable *pdraw = GetGLXDRIDrawable(dpy, drawable, &screen); - __GLXscreenConfigs * const psc = GetGLXScreenConfigs( dpy, screen ); + __GLXscreenConfigs *const psc = GetGLXScreenConfigs(dpy, screen); /* The OML_sync_control spec says these should "generate a GLX_BAD_VALUE * error", but it also says "It [glXSwapBuffersMscOML] will return a value * of -1 if the function failed because of errors detected in the input * parameters" */ - if ( divisor < 0 || remainder < 0 || target_msc < 0 ) + if (divisor < 0 || remainder < 0 || target_msc < 0) return -1; - if ( divisor > 0 && remainder >= divisor ) + if (divisor > 0 && remainder >= divisor) return -1; if (pdraw != NULL && psc->counters != NULL) - return (*psc->sbc->swapBuffersMSC)(pdraw->driDrawable, target_msc, - divisor, remainder); + return (*psc->sbc->swapBuffersMSC) (pdraw->driDrawable, target_msc, + divisor, remainder); #else (void) dpy; @@ -2291,33 +2358,34 @@ static int64_t __glXSwapBuffersMscOML(Display *dpy, GLXDrawable drawable, } -static Bool __glXWaitForMscOML(Display * dpy, GLXDrawable drawable, - int64_t target_msc, int64_t divisor, - int64_t remainder, int64_t *ust, - int64_t *msc, int64_t *sbc) +static Bool +__glXWaitForMscOML(Display * dpy, GLXDrawable drawable, + int64_t target_msc, int64_t divisor, + int64_t remainder, int64_t * ust, + int64_t * msc, int64_t * sbc) { #ifdef __DRI_MEDIA_STREAM_COUNTER int screen; __GLXDRIdrawable *pdraw = GetGLXDRIDrawable(dpy, drawable, &screen); - __GLXscreenConfigs * const psc = GetGLXScreenConfigs( dpy, screen ); - int ret; + __GLXscreenConfigs *const psc = GetGLXScreenConfigs(dpy, screen); + int ret; /* The OML_sync_control spec says these should "generate a GLX_BAD_VALUE * error", but the return type in the spec is Bool. */ - if ( divisor < 0 || remainder < 0 || target_msc < 0 ) + if (divisor < 0 || remainder < 0 || target_msc < 0) return False; - if ( divisor > 0 && remainder >= divisor ) + if (divisor > 0 && remainder >= divisor) return False; if (pdraw != NULL && psc->msc != NULL) { - ret = (*psc->msc->waitForMSC)(pdraw->driDrawable, target_msc, - divisor, remainder, msc, sbc); + ret = (*psc->msc->waitForMSC) (pdraw->driDrawable, target_msc, + divisor, remainder, msc, sbc); /* __glXGetUST returns zero on success and non-zero on failure. * This function returns True on success and False on failure. */ - return ( (ret == 0) && (__glXGetUST( ust ) == 0) ); + return ((ret == 0) && (__glXGetUST(ust) == 0)); } #else (void) dpy; @@ -2333,29 +2401,31 @@ static Bool __glXWaitForMscOML(Display * dpy, GLXDrawable drawable, } -static Bool __glXWaitForSbcOML(Display * dpy, GLXDrawable drawable, - int64_t target_sbc, int64_t *ust, - int64_t *msc, int64_t *sbc ) +static Bool +__glXWaitForSbcOML(Display * dpy, GLXDrawable drawable, + int64_t target_sbc, int64_t * ust, + int64_t * msc, int64_t * sbc) { #ifdef __DRI_SWAP_BUFFER_COUNTER int screen; __GLXDRIdrawable *pdraw = GetGLXDRIDrawable(dpy, drawable, &screen); - __GLXscreenConfigs * const psc = GetGLXScreenConfigs( dpy, screen ); - int ret; + __GLXscreenConfigs *const psc = GetGLXScreenConfigs(dpy, screen); + int ret; /* The OML_sync_control spec says this should "generate a GLX_BAD_VALUE * error", but the return type in the spec is Bool. */ - if ( target_sbc < 0 ) + if (target_sbc < 0) return False; if (pdraw != NULL && psc->sbc != NULL) { - ret = (*psc->sbc->waitForSBC)(pdraw->driDrawable, target_sbc, msc, sbc); + ret = + (*psc->sbc->waitForSBC) (pdraw->driDrawable, target_sbc, msc, sbc); /* __glXGetUST returns zero on success and non-zero on failure. * This function returns True on success and False on failure. */ - return( (ret == 0) && (__glXGetUST( ust ) == 0) ); + return ((ret == 0) && (__glXGetUST(ust) == 0)); } #else (void) dpy; @@ -2374,16 +2444,17 @@ static Bool __glXWaitForSbcOML(Display * dpy, GLXDrawable drawable, */ /*@{*/ -PUBLIC void *glXAllocateMemoryMESA(Display *dpy, int scrn, - size_t size, float readFreq, - float writeFreq, float priority) +PUBLIC void * +glXAllocateMemoryMESA(Display * dpy, int scrn, + size_t size, float readFreq, + float writeFreq, float priority) { #ifdef __DRI_ALLOCATE - __GLXscreenConfigs * const psc = GetGLXScreenConfigs( dpy, scrn ); + __GLXscreenConfigs *const psc = GetGLXScreenConfigs(dpy, scrn); if (psc && psc->allocate) - return (*psc->allocate->allocateMemory)(psc->__driScreen, size, - readFreq, writeFreq, priority); + return (*psc->allocate->allocateMemory) (psc->__driScreen, size, + readFreq, writeFreq, priority); #else (void) dpy; @@ -2398,13 +2469,14 @@ PUBLIC void *glXAllocateMemoryMESA(Display *dpy, int scrn, } -PUBLIC void glXFreeMemoryMESA(Display *dpy, int scrn, void *pointer) +PUBLIC void +glXFreeMemoryMESA(Display * dpy, int scrn, void *pointer) { #ifdef __DRI_ALLOCATE - __GLXscreenConfigs * const psc = GetGLXScreenConfigs( dpy, scrn ); + __GLXscreenConfigs *const psc = GetGLXScreenConfigs(dpy, scrn); if (psc && psc->allocate) - (*psc->allocate->freeMemory)(psc->__driScreen, pointer); + (*psc->allocate->freeMemory) (psc->__driScreen, pointer); #else (void) dpy; @@ -2414,14 +2486,14 @@ PUBLIC void glXFreeMemoryMESA(Display *dpy, int scrn, void *pointer) } -PUBLIC GLuint glXGetMemoryOffsetMESA( Display *dpy, int scrn, - const void *pointer ) +PUBLIC GLuint +glXGetMemoryOffsetMESA(Display * dpy, int scrn, const void *pointer) { #ifdef __DRI_ALLOCATE - __GLXscreenConfigs * const psc = GetGLXScreenConfigs( dpy, scrn ); + __GLXscreenConfigs *const psc = GetGLXScreenConfigs(dpy, scrn); if (psc && psc->allocate) - return (*psc->allocate->memoryOffset)(psc->__driScreen, pointer); + return (*psc->allocate->memoryOffset) (psc->__driScreen, pointer); #else (void) dpy; @@ -2431,6 +2503,7 @@ PUBLIC GLuint glXGetMemoryOffsetMESA( Display *dpy, int scrn, return ~0L; } + /*@}*/ @@ -2461,7 +2534,8 @@ PUBLIC GLuint glXGetMemoryOffsetMESA( Display *dpy, int scrn, * glXDestroyPbuffer glXDestroyPixmap glXDestroyWindow * glXDestroyGLXPbufferSGIX glXDestroyGLXVideoSourceSGIX */ -static Bool __glXReleaseBuffersMESA( Display *dpy, GLXDrawable d ) +static Bool +__glXReleaseBuffersMESA(Display * dpy, GLXDrawable d) { (void) dpy; (void) d; @@ -2469,8 +2543,9 @@ static Bool __glXReleaseBuffersMESA( Display *dpy, GLXDrawable d ) } -PUBLIC GLXPixmap glXCreateGLXPixmapMESA( Display *dpy, XVisualInfo *visual, - Pixmap pixmap, Colormap cmap ) +PUBLIC GLXPixmap +glXCreateGLXPixmapMESA(Display * dpy, XVisualInfo * visual, + Pixmap pixmap, Colormap cmap) { (void) dpy; (void) visual; @@ -2478,6 +2553,7 @@ PUBLIC GLXPixmap glXCreateGLXPixmapMESA( Display *dpy, XVisualInfo *visual, (void) cmap; return 0; } + /*@}*/ @@ -2485,68 +2561,70 @@ PUBLIC GLXPixmap glXCreateGLXPixmapMESA( Display *dpy, XVisualInfo *visual, * GLX_MESA_copy_sub_buffer */ #define X_GLXvop_CopySubBufferMESA 5154 /* temporary */ -static void __glXCopySubBufferMESA(Display *dpy, GLXDrawable drawable, - int x, int y, int width, int height) +static void +__glXCopySubBufferMESA(Display * dpy, GLXDrawable drawable, + int x, int y, int width, int height) { - xGLXVendorPrivateReq *req; - GLXContext gc; - GLXContextTag tag; - CARD32 *drawable_ptr; - INT32 *x_ptr, *y_ptr, *w_ptr, *h_ptr; - CARD8 opcode; + xGLXVendorPrivateReq *req; + GLXContext gc; + GLXContextTag tag; + CARD32 *drawable_ptr; + INT32 *x_ptr, *y_ptr, *w_ptr, *h_ptr; + CARD8 opcode; #ifdef __DRI_COPY_SUB_BUFFER - int screen; - __GLXDRIdrawable *pdraw = GetGLXDRIDrawable(dpy, drawable, &screen); - if ( pdraw != NULL ) { - __GLXscreenConfigs * const psc = GetGLXScreenConfigs( dpy, screen ); - if (psc->copySubBuffer != NULL) { - (*psc->copySubBuffer->copySubBuffer)(pdraw->driDrawable, - x, y, width, height); - } - - return; - } + int screen; + __GLXDRIdrawable *pdraw = GetGLXDRIDrawable(dpy, drawable, &screen); + if (pdraw != NULL) { + __GLXscreenConfigs *const psc = GetGLXScreenConfigs(dpy, screen); + if (psc->copySubBuffer != NULL) { + (*psc->copySubBuffer->copySubBuffer) (pdraw->driDrawable, + x, y, width, height); + } + + return; + } #endif - opcode = __glXSetupForCommand(dpy); - if (!opcode) - return; + opcode = __glXSetupForCommand(dpy); + if (!opcode) + return; - /* + /* ** The calling thread may or may not have a current context. If it ** does, send the context tag so the server can do a flush. */ - gc = __glXGetCurrentContext(); - if ((gc != NULL) && (dpy == gc->currentDpy) && - ((drawable == gc->currentDrawable) || - (drawable == gc->currentReadable)) ) { - tag = gc->currentContextTag; - } else { - tag = 0; - } - - LockDisplay(dpy); - GetReqExtra(GLXVendorPrivate, sizeof(CARD32) + sizeof(INT32) * 4,req); - req->reqType = opcode; - req->glxCode = X_GLXVendorPrivate; - req->vendorCode = X_GLXvop_CopySubBufferMESA; - req->contextTag = tag; - - drawable_ptr = (CARD32 *) (req + 1); - x_ptr = (INT32 *) (drawable_ptr + 1); - y_ptr = (INT32 *) (drawable_ptr + 2); - w_ptr = (INT32 *) (drawable_ptr + 3); - h_ptr = (INT32 *) (drawable_ptr + 4); - - *drawable_ptr = drawable; - *x_ptr = x; - *y_ptr = y; - *w_ptr = width; - *h_ptr = height; - - UnlockDisplay(dpy); - SyncHandle(); + gc = __glXGetCurrentContext(); + if ((gc != NULL) && (dpy == gc->currentDpy) && + ((drawable == gc->currentDrawable) || + (drawable == gc->currentReadable))) { + tag = gc->currentContextTag; + } + else { + tag = 0; + } + + LockDisplay(dpy); + GetReqExtra(GLXVendorPrivate, sizeof(CARD32) + sizeof(INT32) * 4, req); + req->reqType = opcode; + req->glxCode = X_GLXVendorPrivate; + req->vendorCode = X_GLXvop_CopySubBufferMESA; + req->contextTag = tag; + + drawable_ptr = (CARD32 *) (req + 1); + x_ptr = (INT32 *) (drawable_ptr + 1); + y_ptr = (INT32 *) (drawable_ptr + 2); + w_ptr = (INT32 *) (drawable_ptr + 3); + h_ptr = (INT32 *) (drawable_ptr + 4); + + *drawable_ptr = drawable; + *x_ptr = x; + *y_ptr = y; + *w_ptr = width; + *h_ptr = height; + + UnlockDisplay(dpy); + SyncHandle(); } @@ -2554,114 +2632,112 @@ static void __glXCopySubBufferMESA(Display *dpy, GLXDrawable drawable, * GLX_EXT_texture_from_pixmap */ /*@{*/ -static void __glXBindTexImageEXT(Display *dpy, - GLXDrawable drawable, - int buffer, - const int *attrib_list) -{ - xGLXVendorPrivateReq *req; - GLXContext gc = __glXGetCurrentContext(); - CARD32 *drawable_ptr; - INT32 *buffer_ptr; - CARD32 *num_attrib_ptr; - CARD32 *attrib_ptr; - CARD8 opcode; - unsigned int i; - - if (gc == NULL) - return; - - i = 0; - if (attrib_list) { - while (attrib_list[i * 2] != None) - i++; - } - +static void +__glXBindTexImageEXT(Display * dpy, + GLXDrawable drawable, int buffer, const int *attrib_list) +{ + xGLXVendorPrivateReq *req; + GLXContext gc = __glXGetCurrentContext(); + CARD32 *drawable_ptr; + INT32 *buffer_ptr; + CARD32 *num_attrib_ptr; + CARD32 *attrib_ptr; + CARD8 opcode; + unsigned int i; + + if (gc == NULL) + return; + + i = 0; + if (attrib_list) { + while (attrib_list[i * 2] != None) + i++; + } + #ifdef GLX_DIRECT_RENDERING - if (gc->driContext) { - __GLXDRIdrawable *pdraw = GetGLXDRIDrawable(dpy, drawable, NULL); + if (gc->driContext) { + __GLXDRIdrawable *pdraw = GetGLXDRIDrawable(dpy, drawable, NULL); - if (pdraw != NULL) - (*pdraw->psc->texBuffer->setTexBuffer)(gc->__driContext, - pdraw->textureTarget, - pdraw->driDrawable); + if (pdraw != NULL) + (*pdraw->psc->texBuffer->setTexBuffer) (gc->__driContext, + pdraw->textureTarget, + pdraw->driDrawable); - return; - } + return; + } #endif - opcode = __glXSetupForCommand(dpy); - if (!opcode) - return; - - LockDisplay(dpy); - GetReqExtra(GLXVendorPrivate, 12 + 8 * i,req); - req->reqType = opcode; - req->glxCode = X_GLXVendorPrivate; - req->vendorCode = X_GLXvop_BindTexImageEXT; - req->contextTag = gc->currentContextTag; - - drawable_ptr = (CARD32 *) (req + 1); - buffer_ptr = (INT32 *) (drawable_ptr + 1); - num_attrib_ptr = (CARD32 *) (buffer_ptr + 1); - attrib_ptr = (CARD32 *) (num_attrib_ptr + 1); - - *drawable_ptr = drawable; - *buffer_ptr = buffer; - *num_attrib_ptr = (CARD32) i; - - i = 0; - if (attrib_list) { - while (attrib_list[i * 2] != None) - { - *attrib_ptr++ = (CARD32) attrib_list[i * 2 + 0]; - *attrib_ptr++ = (CARD32) attrib_list[i * 2 + 1]; - i++; - } - } - - UnlockDisplay(dpy); - SyncHandle(); -} - -static void __glXReleaseTexImageEXT(Display *dpy, - GLXDrawable drawable, - int buffer) -{ - xGLXVendorPrivateReq *req; - GLXContext gc = __glXGetCurrentContext(); - CARD32 *drawable_ptr; - INT32 *buffer_ptr; - CARD8 opcode; - - if (gc == NULL) - return; + opcode = __glXSetupForCommand(dpy); + if (!opcode) + return; + + LockDisplay(dpy); + GetReqExtra(GLXVendorPrivate, 12 + 8 * i, req); + req->reqType = opcode; + req->glxCode = X_GLXVendorPrivate; + req->vendorCode = X_GLXvop_BindTexImageEXT; + req->contextTag = gc->currentContextTag; + + drawable_ptr = (CARD32 *) (req + 1); + buffer_ptr = (INT32 *) (drawable_ptr + 1); + num_attrib_ptr = (CARD32 *) (buffer_ptr + 1); + attrib_ptr = (CARD32 *) (num_attrib_ptr + 1); + + *drawable_ptr = drawable; + *buffer_ptr = buffer; + *num_attrib_ptr = (CARD32) i; + + i = 0; + if (attrib_list) { + while (attrib_list[i * 2] != None) { + *attrib_ptr++ = (CARD32) attrib_list[i * 2 + 0]; + *attrib_ptr++ = (CARD32) attrib_list[i * 2 + 1]; + i++; + } + } + + UnlockDisplay(dpy); + SyncHandle(); +} + +static void +__glXReleaseTexImageEXT(Display * dpy, GLXDrawable drawable, int buffer) +{ + xGLXVendorPrivateReq *req; + GLXContext gc = __glXGetCurrentContext(); + CARD32 *drawable_ptr; + INT32 *buffer_ptr; + CARD8 opcode; + + if (gc == NULL) + return; #ifdef GLX_DIRECT_RENDERING - if (gc->driContext) - return; + if (gc->driContext) + return; #endif - opcode = __glXSetupForCommand(dpy); - if (!opcode) - return; + opcode = __glXSetupForCommand(dpy); + if (!opcode) + return; - LockDisplay(dpy); - GetReqExtra(GLXVendorPrivate, sizeof(CARD32)+sizeof(INT32),req); - req->reqType = opcode; - req->glxCode = X_GLXVendorPrivate; - req->vendorCode = X_GLXvop_ReleaseTexImageEXT; - req->contextTag = gc->currentContextTag; + LockDisplay(dpy); + GetReqExtra(GLXVendorPrivate, sizeof(CARD32) + sizeof(INT32), req); + req->reqType = opcode; + req->glxCode = X_GLXVendorPrivate; + req->vendorCode = X_GLXvop_ReleaseTexImageEXT; + req->contextTag = gc->currentContextTag; - drawable_ptr = (CARD32 *) (req + 1); - buffer_ptr = (INT32 *) (drawable_ptr + 1); + drawable_ptr = (CARD32 *) (req + 1); + buffer_ptr = (INT32 *) (drawable_ptr + 1); - *drawable_ptr = drawable; - *buffer_ptr = buffer; + *drawable_ptr = drawable; + *buffer_ptr = buffer; - UnlockDisplay(dpy); - SyncHandle(); + UnlockDisplay(dpy); + SyncHandle(); } + /*@}*/ /** @@ -2685,7 +2761,8 @@ __glXstrdup(const char *str) ** glXGetProcAddress support */ -struct name_address_pair { +struct name_address_pair +{ const char *Name; GLvoid *Address; }; @@ -2830,7 +2907,6 @@ static const struct name_address_pair GLX_functions[] = { { NULL, NULL } /* end of list */ }; - static const GLvoid * get_glx_proc_address(const char *funcName) { @@ -2839,7 +2915,7 @@ get_glx_proc_address(const char *funcName) /* try static functions */ for (i = 0; GLX_functions[i].Name; i++) { if (strcmp(GLX_functions[i].Name, funcName) == 0) - return GLX_functions[i].Address; + return GLX_functions[i].Address; } return NULL; @@ -2855,9 +2931,9 @@ get_glx_proc_address(const char *funcName) * * \sa glXGetProcAddress */ -PUBLIC void (*glXGetProcAddressARB(const GLubyte *procName))( void ) +PUBLIC void (*glXGetProcAddressARB(const GLubyte * procName)) (void) { - typedef void (*gl_function)( void ); + typedef void (*gl_function) (void); gl_function f; @@ -2869,8 +2945,8 @@ PUBLIC void (*glXGetProcAddressARB(const GLubyte *procName))( void ) */ f = (gl_function) get_glx_proc_address((const char *) procName); - if ( (f == NULL) && (procName[0] == 'g') && (procName[1] == 'l') - && (procName[2] != 'X') ) { + if ((f == NULL) && (procName[0] == 'g') && (procName[1] == 'l') + && (procName[2] != 'X')) { f = (gl_function) _glapi_get_proc_address((const char *) procName); } @@ -2886,9 +2962,9 @@ PUBLIC void (*glXGetProcAddressARB(const GLubyte *procName))( void ) * * \sa glXGetProcAddressARB */ -PUBLIC void (*glXGetProcAddress(const GLubyte *procName))( void ) +PUBLIC void (*glXGetProcAddress(const GLubyte * procName)) (void) #if defined(__GNUC__) && !defined(GLX_ALIAS_UNSUPPORTED) - __attribute__ ((alias ("glXGetProcAddressARB"))); + __attribute__ ((alias("glXGetProcAddressARB"))); #else { return glXGetProcAddressARB(procName); @@ -2911,19 +2987,21 @@ PUBLIC void (*glXGetProcAddress(const GLubyte *procName))( void ) * * \since Internal API version 20030317. */ -_X_HIDDEN int __glXGetUST( int64_t * ust ) -{ - struct timeval tv; - - if ( ust == NULL ) { - return -EFAULT; - } - - if ( gettimeofday( & tv, NULL ) == 0 ) { - ust[0] = (tv.tv_sec * 1000000) + tv.tv_usec; - return 0; - } else { - return -errno; - } +_X_HIDDEN int +__glXGetUST(int64_t * ust) +{ + struct timeval tv; + + if (ust == NULL) { + return -EFAULT; + } + + if (gettimeofday(&tv, NULL) == 0) { + ust[0] = (tv.tv_sec * 1000000) + tv.tv_usec; + return 0; + } + else { + return -errno; + } } #endif /* GLX_DIRECT_RENDERING */ |