diff options
author | RALOVICH, Kristóf <tade60@freemail.hu> | 2008-10-13 14:07:07 +0200 |
---|---|---|
committer | Alan Hourihane <alanh@tungstengraphics.com> | 2008-10-15 11:17:49 +0100 |
commit | 3959d457d6b614c29396b081b246bd52752aac80 (patch) | |
tree | 53142a92aa483d7244888756c6a50dc2353c49d2 /src | |
parent | c6ea9971377b8d2205a880b5ce6d2f650983e5fb (diff) |
glx: indent -br -i3 -npcs --no-tabs glxcurrent.c
Diffstat (limited to 'src')
-rw-r--r-- | src/glx/x11/glxcurrent.c | 549 |
1 files changed, 284 insertions, 265 deletions
diff --git a/src/glx/x11/glxcurrent.c b/src/glx/x11/glxcurrent.c index 0f6afcd3660..89be63c5fa3 100644 --- a/src/glx/x11/glxcurrent.c +++ b/src/glx/x11/glxcurrent.c @@ -56,11 +56,11 @@ static GLubyte dummyBuffer[__GLX_BUFFER_LIMIT_SIZE]; ** the dummy context structure. */ static __GLXcontext dummyContext = { - &dummyBuffer[0], - &dummyBuffer[0], - &dummyBuffer[0], - &dummyBuffer[__GLX_BUFFER_LIMIT_SIZE], - sizeof(dummyBuffer), + &dummyBuffer[0], + &dummyBuffer[0], + &dummyBuffer[0], + &dummyBuffer[__GLX_BUFFER_LIMIT_SIZE], + sizeof(dummyBuffer), }; @@ -80,7 +80,8 @@ static __GLapi *IndirectAPI = NULL; static GLboolean TSDinitialized = GL_FALSE; static xthread_key_t ContextTSD; -_X_HIDDEN __GLXcontext *__glXGetCurrentContext(void) +_X_HIDDEN __GLXcontext * +__glXGetCurrentContext(void) { if (!TSDinitialized) { xthread_key_create(&ContextTSD, NULL); @@ -97,7 +98,8 @@ _X_HIDDEN __GLXcontext *__glXGetCurrentContext(void) } } -_X_HIDDEN void __glXSetCurrentContext(__GLXcontext *c) +_X_HIDDEN void +__glXSetCurrentContext(__GLXcontext * c) { if (!TSDinitialized) { xthread_key_create(&ContextTSD, NULL); @@ -123,12 +125,13 @@ _X_HIDDEN pthread_mutex_t __glXmutex = PTHREAD_MUTEX_INITIALIZER; * \b never be \c NULL. This is important! Because of this * \c __glXGetCurrentContext can be implemented as trivial macro. */ -__thread void * __glX_tls_Context __attribute__((tls_model("initial-exec"))) - = &dummyContext; +__thread void *__glX_tls_Context __attribute__ ((tls_model("initial-exec"))) + = &dummyContext; -_X_HIDDEN void __glXSetCurrentContext( __GLXcontext * c ) +_X_HIDDEN void +__glXSetCurrentContext(__GLXcontext * c) { - __glX_tls_Context = (c != NULL) ? c : &dummyContext; + __glX_tls_Context = (c != NULL) ? c : &dummyContext; } # else @@ -151,28 +154,31 @@ static pthread_key_t ContextTSD; * initialize the per-thread data key. This is ideally done using the * \c pthread_once mechanism. */ -static void init_thread_data( void ) +static void +init_thread_data(void) { - if ( pthread_key_create( & ContextTSD, NULL ) != 0 ) { - perror( "pthread_key_create" ); - exit( -1 ); - } + if (pthread_key_create(&ContextTSD, NULL) != 0) { + perror("pthread_key_create"); + exit(-1); + } } -_X_HIDDEN void __glXSetCurrentContext( __GLXcontext * c ) +_X_HIDDEN void +__glXSetCurrentContext(__GLXcontext * c) { - pthread_once( & once_control, init_thread_data ); - pthread_setspecific( ContextTSD, c ); + pthread_once(&once_control, init_thread_data); + pthread_setspecific(ContextTSD, c); } -_X_HIDDEN __GLXcontext * __glXGetCurrentContext( void ) +_X_HIDDEN __GLXcontext * +__glXGetCurrentContext(void) { - void * v; + void *v; - pthread_once( & once_control, init_thread_data ); + pthread_once(&once_control, init_thread_data); - v = pthread_getspecific( ContextTSD ); - return (v == NULL) ? & dummyContext : (__GLXcontext *) v; + v = pthread_getspecific(ContextTSD); + return (v == NULL) ? &dummyContext : (__GLXcontext *) v; } # endif /* defined( GLX_USE_TLS ) */ @@ -189,32 +195,36 @@ _X_HIDDEN __GLXcontext *__glXcurrentContext = &dummyContext; #endif -_X_HIDDEN void __glXSetCurrentContextNull(void) +_X_HIDDEN void +__glXSetCurrentContextNull(void) { - __glXSetCurrentContext(&dummyContext); + __glXSetCurrentContext(&dummyContext); #ifdef GLX_DIRECT_RENDERING - _glapi_set_dispatch(NULL); /* no-op functions */ + _glapi_set_dispatch(NULL); /* no-op functions */ #endif } /************************************************************************/ -PUBLIC GLXContext glXGetCurrentContext(void) +PUBLIC GLXContext +glXGetCurrentContext(void) { - GLXContext cx = __glXGetCurrentContext(); - - if (cx == &dummyContext) { - return NULL; - } else { - return cx; - } + GLXContext cx = __glXGetCurrentContext(); + + if (cx == &dummyContext) { + return NULL; + } + else { + return cx; + } } -PUBLIC GLXDrawable glXGetCurrentDrawable(void) +PUBLIC GLXDrawable +glXGetCurrentDrawable(void) { - GLXContext gc = __glXGetCurrentContext(); - return gc->currentDrawable; + GLXContext gc = __glXGetCurrentContext(); + return gc->currentDrawable; } @@ -234,107 +244,109 @@ PUBLIC GLXDrawable glXGetCurrentDrawable(void) * \warning * This function assumes that \c dpy is locked with \c LockDisplay on entry. */ -static Bool SendMakeCurrentRequest(Display *dpy, CARD8 opcode, - GLXContextID gc_id, GLXContextTag gc_tag, - GLXDrawable draw, GLXDrawable read, - xGLXMakeCurrentReply *reply) +static Bool +SendMakeCurrentRequest(Display * dpy, CARD8 opcode, + GLXContextID gc_id, GLXContextTag gc_tag, + GLXDrawable draw, GLXDrawable read, + xGLXMakeCurrentReply * reply) { - Bool ret; - - - LockDisplay(dpy); - - if (draw == read) { - xGLXMakeCurrentReq *req; - - GetReq(GLXMakeCurrent,req); - req->reqType = opcode; - req->glxCode = X_GLXMakeCurrent; - req->drawable = draw; - req->context = gc_id; - req->oldContextTag = gc_tag; - } - else { - __GLXdisplayPrivate *priv = __glXInitialize(dpy); - - /* If the server can support the GLX 1.3 version, we should - * perfer that. Not only that, some servers support GLX 1.3 but - * not the SGI extension. - */ - - if ((priv->majorVersion > 1) || (priv->minorVersion >= 3)) { - xGLXMakeContextCurrentReq *req; - - GetReq(GLXMakeContextCurrent,req); - req->reqType = opcode; - req->glxCode = X_GLXMakeContextCurrent; - req->drawable = draw; - req->readdrawable = read; - req->context = gc_id; - req->oldContextTag = gc_tag; - } - else { - xGLXVendorPrivateWithReplyReq *vpreq; - xGLXMakeCurrentReadSGIReq *req; - - GetReqExtra(GLXVendorPrivateWithReply, - sz_xGLXMakeCurrentReadSGIReq-sz_xGLXVendorPrivateWithReplyReq,vpreq); - req = (xGLXMakeCurrentReadSGIReq *)vpreq; - req->reqType = opcode; - req->glxCode = X_GLXVendorPrivateWithReply; - req->vendorCode = X_GLXvop_MakeCurrentReadSGI; - req->drawable = draw; - req->readable = read; - req->context = gc_id; - req->oldContextTag = gc_tag; - } - } - - ret = _XReply(dpy, (xReply*) reply, 0, False); - - UnlockDisplay(dpy); - SyncHandle(); - - return ret; + Bool ret; + + + LockDisplay(dpy); + + if (draw == read) { + xGLXMakeCurrentReq *req; + + GetReq(GLXMakeCurrent, req); + req->reqType = opcode; + req->glxCode = X_GLXMakeCurrent; + req->drawable = draw; + req->context = gc_id; + req->oldContextTag = gc_tag; + } + else { + __GLXdisplayPrivate *priv = __glXInitialize(dpy); + + /* If the server can support the GLX 1.3 version, we should + * perfer that. Not only that, some servers support GLX 1.3 but + * not the SGI extension. + */ + + if ((priv->majorVersion > 1) || (priv->minorVersion >= 3)) { + xGLXMakeContextCurrentReq *req; + + GetReq(GLXMakeContextCurrent, req); + req->reqType = opcode; + req->glxCode = X_GLXMakeContextCurrent; + req->drawable = draw; + req->readdrawable = read; + req->context = gc_id; + req->oldContextTag = gc_tag; + } + else { + xGLXVendorPrivateWithReplyReq *vpreq; + xGLXMakeCurrentReadSGIReq *req; + + GetReqExtra(GLXVendorPrivateWithReply, + sz_xGLXMakeCurrentReadSGIReq - + sz_xGLXVendorPrivateWithReplyReq, vpreq); + req = (xGLXMakeCurrentReadSGIReq *) vpreq; + req->reqType = opcode; + req->glxCode = X_GLXVendorPrivateWithReply; + req->vendorCode = X_GLXvop_MakeCurrentReadSGI; + req->drawable = draw; + req->readable = read; + req->context = gc_id; + req->oldContextTag = gc_tag; + } + } + + ret = _XReply(dpy, (xReply *) reply, 0, False); + + UnlockDisplay(dpy); + SyncHandle(); + + return ret; } #ifdef GLX_DIRECT_RENDERING static __GLXDRIdrawable * -FetchDRIDrawable(Display *dpy, - GLXDrawable glxDrawable, GLXContext gc, Bool pre13) +FetchDRIDrawable(Display * dpy, + GLXDrawable glxDrawable, GLXContext gc, Bool pre13) { - __GLXdisplayPrivate * const priv = __glXInitialize(dpy); - __GLXDRIdrawable *pdraw; - __GLXscreenConfigs *psc; - XID drawable; - - if (priv == NULL) - return NULL; - - psc = &priv->screenConfigs[gc->screen]; - if (psc->drawHash == NULL) - return NULL; - - if (__glxHashLookup(psc->drawHash, glxDrawable, (void *) &pdraw) == 0) - return pdraw; - - /* If this is glXMakeCurrent (pre GLX 1.3) we allow creating the - * GLX drawable on the fly. Otherwise we pass None as the X - * drawable */ - if (pre13) - drawable = glxDrawable; - else - drawable = None; - - pdraw = psc->driScreen->createDrawable(psc, drawable, - glxDrawable, gc->mode); - if (__glxHashInsert(psc->drawHash, glxDrawable, pdraw)) { - (*pdraw->destroyDrawable)(pdraw); - return NULL; - } - - return pdraw; + __GLXdisplayPrivate *const priv = __glXInitialize(dpy); + __GLXDRIdrawable *pdraw; + __GLXscreenConfigs *psc; + XID drawable; + + if (priv == NULL) + return NULL; + + psc = &priv->screenConfigs[gc->screen]; + if (psc->drawHash == NULL) + return NULL; + + if (__glxHashLookup(psc->drawHash, glxDrawable, (void *) &pdraw) == 0) + return pdraw; + + /* If this is glXMakeCurrent (pre GLX 1.3) we allow creating the + * GLX drawable on the fly. Otherwise we pass None as the X + * drawable */ + if (pre13) + drawable = glxDrawable; + else + drawable = None; + + pdraw = psc->driScreen->createDrawable(psc, drawable, + glxDrawable, gc->mode); + if (__glxHashInsert(psc->drawHash, glxDrawable, pdraw)) { + (*pdraw->destroyDrawable) (pdraw); + return NULL; + } + + return pdraw; } #endif /* GLX_DIRECT_RENDERING */ @@ -344,170 +356,177 @@ FetchDRIDrawable(Display *dpy, * * \note This is in this file so that it can access dummyContext. */ -static Bool MakeContextCurrent(Display *dpy, GLXDrawable draw, - GLXDrawable read, GLXContext gc, - Bool pre13) +static Bool +MakeContextCurrent(Display * dpy, GLXDrawable draw, + GLXDrawable read, GLXContext gc, Bool pre13) { - xGLXMakeCurrentReply reply; - const GLXContext oldGC = __glXGetCurrentContext(); - const CARD8 opcode = __glXSetupForCommand(dpy); - const CARD8 oldOpcode = ((gc == oldGC) || (oldGC == &dummyContext)) + xGLXMakeCurrentReply reply; + const GLXContext oldGC = __glXGetCurrentContext(); + const CARD8 opcode = __glXSetupForCommand(dpy); + const CARD8 oldOpcode = ((gc == oldGC) || (oldGC == &dummyContext)) ? opcode : __glXSetupForCommand(oldGC->currentDpy); - Bool bindReturnValue; + Bool bindReturnValue; - if (!opcode || !oldOpcode) { - return GL_FALSE; - } + if (!opcode || !oldOpcode) { + return GL_FALSE; + } - /* Make sure that the new context has a nonzero ID. In the request, - * a zero context ID is used only to mean that we bind to no current - * context. - */ - if ((gc != NULL) && (gc->xid == None)) { - return GL_FALSE; - } + /* Make sure that the new context has a nonzero ID. In the request, + * a zero context ID is used only to mean that we bind to no current + * context. + */ + if ((gc != NULL) && (gc->xid == None)) { + return GL_FALSE; + } - _glapi_check_multithread(); + _glapi_check_multithread(); #ifdef GLX_DIRECT_RENDERING - /* Bind the direct rendering context to the drawable */ - if (gc && gc->driContext) { - __GLXDRIdrawable *pdraw = FetchDRIDrawable(dpy, draw, gc, pre13); - __GLXDRIdrawable *pread = FetchDRIDrawable(dpy, read, gc, pre13); - - bindReturnValue = - (gc->driContext->bindContext) (gc->driContext, pdraw, pread); - } else + /* Bind the direct rendering context to the drawable */ + if (gc && gc->driContext) { + __GLXDRIdrawable *pdraw = FetchDRIDrawable(dpy, draw, gc, pre13); + __GLXDRIdrawable *pread = FetchDRIDrawable(dpy, read, gc, pre13); + + bindReturnValue = + (gc->driContext->bindContext) (gc->driContext, pdraw, pread); + } + else #endif - { - /* Send a glXMakeCurrent request to bind the new context. */ - bindReturnValue = - SendMakeCurrentRequest(dpy, opcode, gc ? gc->xid : None, - ((dpy != oldGC->currentDpy) || oldGC->isDirect) - ? None : oldGC->currentContextTag, - draw, read, &reply); - } + { + /* Send a glXMakeCurrent request to bind the new context. */ + bindReturnValue = + SendMakeCurrentRequest(dpy, opcode, gc ? gc->xid : None, + ((dpy != oldGC->currentDpy) + || oldGC->isDirect) + ? None : oldGC->currentContextTag, draw, read, + &reply); + } - if (!bindReturnValue) { - return False; - } + if (!bindReturnValue) { + return False; + } #ifdef GLX_DIRECT_RENDERING - if ((dpy != oldGC->currentDpy || (gc && gc->driContext)) && - !oldGC->isDirect && oldGC != &dummyContext) { + if ((dpy != oldGC->currentDpy || (gc && gc->driContext)) && + !oldGC->isDirect && oldGC != &dummyContext) { #else - if ((dpy != oldGC->currentDpy) && oldGC != &dummyContext) { + if ((dpy != oldGC->currentDpy) && oldGC != &dummyContext) { #endif - xGLXMakeCurrentReply dummy_reply; - - /* We are either switching from one dpy to another and have to - * send a request to the previous dpy to unbind the previous - * context, or we are switching away from a indirect context to - * a direct context and have to send a request to the dpy to - * unbind the previous context. - */ - (void) SendMakeCurrentRequest(oldGC->currentDpy, oldOpcode, None, - oldGC->currentContextTag, None, None, - & dummy_reply); - } + xGLXMakeCurrentReply dummy_reply; + + /* We are either switching from one dpy to another and have to + * send a request to the previous dpy to unbind the previous + * context, or we are switching away from a indirect context to + * a direct context and have to send a request to the dpy to + * unbind the previous context. + */ + (void) SendMakeCurrentRequest(oldGC->currentDpy, oldOpcode, None, + oldGC->currentContextTag, None, None, + &dummy_reply); + } #ifdef GLX_DIRECT_RENDERING - else if (oldGC->driContext) { - oldGC->driContext->unbindContext(oldGC->driContext); - } + else if (oldGC->driContext) { + oldGC->driContext->unbindContext(oldGC->driContext); + } #endif - /* Update our notion of what is current */ - __glXLock(); - if (gc == oldGC) { - /* Even though the contexts are the same the drawable might have - * changed. Note that gc cannot be the dummy, and that oldGC - * cannot be NULL, therefore if they are the same, gc is not - * NULL and not the dummy. - */ - gc->currentDrawable = draw; - gc->currentReadable = read; - } else { - if (oldGC != &dummyContext) { - /* Old current context is no longer current to anybody */ - oldGC->currentDpy = 0; - oldGC->currentDrawable = None; - oldGC->currentReadable = None; - oldGC->currentContextTag = 0; - - if (oldGC->xid == None) { - /* We are switching away from a context that was - * previously destroyed, so we need to free the memory - * for the old handle. - */ + /* Update our notion of what is current */ + __glXLock(); + if (gc == oldGC) { + /* Even though the contexts are the same the drawable might have + * changed. Note that gc cannot be the dummy, and that oldGC + * cannot be NULL, therefore if they are the same, gc is not + * NULL and not the dummy. + */ + gc->currentDrawable = draw; + gc->currentReadable = read; + } + else { + if (oldGC != &dummyContext) { + /* Old current context is no longer current to anybody */ + oldGC->currentDpy = 0; + oldGC->currentDrawable = None; + oldGC->currentReadable = None; + oldGC->currentContextTag = 0; + + if (oldGC->xid == None) { + /* We are switching away from a context that was + * previously destroyed, so we need to free the memory + * for the old handle. + */ #ifdef GLX_DIRECT_RENDERING - /* Destroy the old direct rendering context */ - if (oldGC->driContext) { - oldGC->driContext->destroyContext(oldGC->driContext, - oldGC->psc, - oldGC->createDpy); - oldGC->driContext = NULL; - } + /* Destroy the old direct rendering context */ + if (oldGC->driContext) { + oldGC->driContext->destroyContext(oldGC->driContext, + oldGC->psc, + oldGC->createDpy); + oldGC->driContext = NULL; + } #endif - __glXFreeContext(oldGC); - } - } - if (gc) { - __glXSetCurrentContext(gc); - - gc->currentDpy = dpy; - gc->currentDrawable = draw; - gc->currentReadable = read; - -#ifdef GLX_DIRECT_RENDERING - if (!gc->driContext) { + __glXFreeContext(oldGC); + } + } + if (gc) { + __glXSetCurrentContext(gc); + + gc->currentDpy = dpy; + gc->currentDrawable = draw; + gc->currentReadable = read; + +#ifdef GLX_DIRECT_RENDERING + if (!gc->driContext) { #endif - if (!IndirectAPI) - IndirectAPI = __glXNewIndirectAPI(); - _glapi_set_dispatch(IndirectAPI); + if (!IndirectAPI) + IndirectAPI = __glXNewIndirectAPI(); + _glapi_set_dispatch(IndirectAPI); #ifdef GLX_USE_APPLEGL - do { - extern void XAppleDRIUseIndirectDispatch(void); - XAppleDRIUseIndirectDispatch(); - } while (0); + do { + extern void XAppleDRIUseIndirectDispatch(void); + XAppleDRIUseIndirectDispatch(); + } while (0); #endif - __GLXattribute *state = - (__GLXattribute *)(gc->client_state_private); - - gc->currentContextTag = reply.contextTag; - if (state->array_state == NULL) { - (void) glGetString(GL_EXTENSIONS); - (void) glGetString(GL_VERSION); - __glXInitVertexArrayState(gc); - } -#ifdef GLX_DIRECT_RENDERING - } - else { - gc->currentContextTag = -1; - } + __GLXattribute *state = + (__GLXattribute *) (gc->client_state_private); + + gc->currentContextTag = reply.contextTag; + if (state->array_state == NULL) { + (void) glGetString(GL_EXTENSIONS); + (void) glGetString(GL_VERSION); + __glXInitVertexArrayState(gc); + } +#ifdef GLX_DIRECT_RENDERING + } + else { + gc->currentContextTag = -1; + } #endif - } else { - __glXSetCurrentContextNull(); - } - } - __glXUnlock(); - return GL_TRUE; + } + else { + __glXSetCurrentContextNull(); + } + } + __glXUnlock(); + return GL_TRUE; } -PUBLIC Bool glXMakeCurrent(Display *dpy, GLXDrawable draw, GLXContext gc) +PUBLIC Bool +glXMakeCurrent(Display * dpy, GLXDrawable draw, GLXContext gc) { - return MakeContextCurrent(dpy, draw, draw, gc, True); + return MakeContextCurrent(dpy, draw, draw, gc, True); } -PUBLIC GLX_ALIAS(Bool, glXMakeCurrentReadSGI, - (Display *dpy, GLXDrawable d, GLXDrawable r, GLXContext ctx), - (dpy, d, r, ctx, False), MakeContextCurrent) +PUBLIC +GLX_ALIAS(Bool, glXMakeCurrentReadSGI, + (Display * dpy, GLXDrawable d, GLXDrawable r, GLXContext ctx), + (dpy, d, r, ctx, False), MakeContextCurrent) -PUBLIC GLX_ALIAS(Bool, glXMakeContextCurrent, - (Display *dpy, GLXDrawable d, GLXDrawable r, GLXContext ctx), - (dpy, d, r, ctx, False), MakeContextCurrent) + PUBLIC GLX_ALIAS(Bool, glXMakeContextCurrent, + (Display * dpy, GLXDrawable d, GLXDrawable r, + GLXContext ctx), (dpy, d, r, ctx, False), + MakeContextCurrent) |