DECLEXPORT(void) STATE_APIENTRY crStateBindRenderbufferEXT(GLenum target, GLuint renderbuffer) { CRContext *g = GetCurrentContext(); CRFramebufferObjectState *fbo = &g->framebufferobject; CRSTATE_CHECKERR(g->current.inBeginEnd, GL_INVALID_OPERATION, "called in begin/end"); CRSTATE_CHECKERR(target!=GL_RENDERBUFFER_EXT, GL_INVALID_ENUM, "invalid target"); if (renderbuffer) { fbo->renderbuffer = (CRRenderbufferObject*) crHashtableSearch(g->shared->rbTable, renderbuffer); if (!fbo->renderbuffer) { CRSTATE_CHECKERR(!crHashtableIsKeyUsed(g->shared->rbTable, renderbuffer), GL_INVALID_OPERATION, "name is not a renderbuffer"); fbo->renderbuffer = crStateRenderbufferAllocate(g, renderbuffer); } CR_STATE_SHAREDOBJ_USAGE_SET(fbo->renderbuffer, g); } else fbo->renderbuffer = NULL; }
void STATE_APIENTRY crStateBindBufferARB (GLenum target, GLuint buffer) { CRContext *g = GetCurrentContext(); CRBufferObjectState *b = &(g->bufferobject); CRStateBits *sb = GetCurrentBits(); CRBufferObjectBits *bb = &(sb->bufferobject); CRBufferObject *oldObj, *newObj; if (g->current.inBeginEnd) { crStateError(__LINE__, __FILE__, GL_INVALID_OPERATION, "glBindBufferARB called in begin/end"); return; } FLUSH(); oldObj = crStateGetBoundBufferObject(target, b); if (!oldObj) { crStateError(__LINE__, __FILE__, GL_INVALID_ENUM, "glBindBufferARB(target)"); return; } if (buffer == 0) { newObj = b->nullBuffer; } else { newObj = (CRBufferObject *) crHashtableSearch(g->shared->buffersTable, buffer); if (!newObj) { CRSTATE_CHECKERR(!crHashtableIsKeyUsed(g->shared->buffersTable, buffer), GL_INVALID_OPERATION, "name is not a buffer object"); newObj = AllocBufferObject(buffer); CRSTATE_CHECKERR(!newObj, GL_OUT_OF_MEMORY, "glBindBuffer"); #ifndef IN_GUEST diff_api.GenBuffersARB(1, &newObj->hwid); if (!newObj->hwid) { crWarning("GenBuffersARB failed!"); crFree(newObj); return; } #endif crHashtableAdd( g->shared->buffersTable, buffer, newObj ); } CR_STATE_SHAREDOBJ_USAGE_SET(newObj, g); } newObj->refCount++; oldObj->refCount--; switch (target) { case GL_ARRAY_BUFFER_ARB: b->arrayBuffer = newObj; DIRTY(bb->dirty, g->neg_bitid); DIRTY(bb->arrayBinding, g->neg_bitid); break; case GL_ELEMENT_ARRAY_BUFFER_ARB: b->elementsBuffer = newObj; DIRTY(bb->dirty, g->neg_bitid); DIRTY(bb->elementsBinding, g->neg_bitid); break; #ifdef CR_ARB_pixel_buffer_object case GL_PIXEL_PACK_BUFFER_ARB: b->packBuffer = newObj; DIRTY(bb->dirty, g->neg_bitid); DIRTY(bb->packBinding, g->neg_bitid); break; case GL_PIXEL_UNPACK_BUFFER_ARB: b->unpackBuffer = newObj; DIRTY(bb->dirty, g->neg_bitid); DIRTY(bb->unpackBinding, g->neg_bitid); break; #endif default: /*can't get here*/ CRASSERT(false); return; } if (oldObj->refCount <= 0) { /*we shouldn't reach this point*/ CRASSERT(false); crHashtableDelete(g->shared->buffersTable, (unsigned long) oldObj->id, crStateFreeBufferObject); } #ifdef IN_GUEST if (target == GL_PIXEL_PACK_BUFFER_ARB) { newObj->bResyncOnRead = GL_TRUE; } #endif }
void crServerPerformMakeCurrent( CRMuralInfo *mural, CRContextInfo *ctxInfo ) { CRMuralInfo *oldMural; CRContext *ctx, *oldCtx = NULL; GLuint idDrawFBO, idReadFBO; GLint context = ctxInfo->CreateInfo.externalID; GLint window = mural->CreateInfo.externalID; cr_server.bForceMakeCurrentOnClientSwitch = GL_FALSE; ctx = ctxInfo->pContext; CRASSERT(ctx); oldMural = cr_server.currentMural; /* Ubuntu 11.04 hosts misbehave if context window switch is * done with non-default framebuffer object settings. * crStateSwitchPrepare & crStateSwitchPostprocess are supposed to work around this problem * crStateSwitchPrepare restores the FBO state to its default values before the context window switch, * while crStateSwitchPostprocess restores it back to the original values */ oldCtx = crStateGetCurrent(); if (oldMural && oldMural->fRedirected && crServerSupportRedirMuralFBO()) { idDrawFBO = CR_SERVER_FBO_FOR_IDX(oldMural, oldMural->iCurDrawBuffer); idReadFBO = CR_SERVER_FBO_FOR_IDX(oldMural, oldMural->iCurReadBuffer); } else { idDrawFBO = 0; idReadFBO = 0; } crStateSwitchPrepare(cr_server.bUseMultipleContexts ? NULL : ctx, oldCtx, idDrawFBO, idReadFBO); if (cr_server.curClient) { /* crDebug("**** %s client %d curCtx=%d curWin=%d", __func__, cr_server.curClient->number, ctxPos, window); */ cr_server.curClient->currentContextNumber = context; cr_server.curClient->currentCtxInfo = ctxInfo; cr_server.curClient->currentMural = mural; cr_server.curClient->currentWindow = window; CRASSERT(cr_server.curClient->currentCtxInfo); CRASSERT(cr_server.curClient->currentCtxInfo->pContext); } /* This is a hack to force updating the 'current' attribs */ crStateUpdateColorBits(); if (ctx) crStateSetCurrentPointers( ctx, &(cr_server.current) ); /* check if being made current for first time, update viewport */ #if 0 if (ctx) { /* initialize the viewport */ if (ctx->viewport.viewportW == 0) { ctx->viewport.viewportW = mural->width; ctx->viewport.viewportH = mural->height; ctx->viewport.scissorW = mural->width; ctx->viewport.scissorH = mural->height; } } #endif /* crDebug("**** %s currentWindow %d newWindow %d", __func__, cr_server.currentWindow, window); */ if (1/*cr_server.firstCallMakeCurrent || cr_server.currentWindow != window || cr_server.currentNativeWindow != nativeWindow*/) { /* Since the cr server serialized all incoming contexts/clients into * one output stream of GL commands, we only need to call the head * SPU's MakeCurrent() function once. * BUT, if we're rendering to multiple windows, we do have to issue * MakeCurrent() calls sometimes. The same GL context will always be * used though. */ cr_server.head_spu->dispatch_table.MakeCurrent( mural->spuWindow, 0, ctxInfo->SpuContext >= 0 ? ctxInfo->SpuContext : cr_server.MainContextInfo.SpuContext); CR_STATE_SHAREDOBJ_USAGE_SET(mural, ctx); if (cr_server.currentCtxInfo) cr_server.currentCtxInfo->currentMural = NULL; ctxInfo->currentMural = mural; cr_server.firstCallMakeCurrent = GL_FALSE; cr_server.currentCtxInfo = ctxInfo; cr_server.currentWindow = window; cr_server.currentNativeWindow = 0; cr_server.currentMural = mural; } /* This used to be earlier, after crStateUpdateColorBits() call */ crStateMakeCurrent( ctx ); if (mural && mural->fRedirected && crServerSupportRedirMuralFBO()) { GLuint id = crServerMuralFBOIdxFromBufferName(mural, ctx->buffer.drawBuffer); if (id != mural->iCurDrawBuffer) { crDebug("DBO draw buffer changed on make current"); mural->iCurDrawBuffer = id; } id = crServerMuralFBOIdxFromBufferName(mural, ctx->buffer.readBuffer); if (id != mural->iCurReadBuffer) { crDebug("DBO read buffer changed on make current"); mural->iCurReadBuffer = id; } idDrawFBO = CR_SERVER_FBO_FOR_IDX(mural, mural->iCurDrawBuffer); idReadFBO = CR_SERVER_FBO_FOR_IDX(mural, mural->iCurReadBuffer); } else { idDrawFBO = 0; idReadFBO = 0; } crStateSwitchPostprocess(ctx, cr_server.bUseMultipleContexts ? NULL : oldCtx, idDrawFBO, idReadFBO); if (!ctx->framebufferobject.drawFB && (ctx->buffer.drawBuffer == GL_FRONT || ctx->buffer.drawBuffer == GL_FRONT_LEFT) && cr_server.curClient) cr_server.curClient->currentMural->bFbDraw = GL_TRUE; if (!mural->fRedirected) { ctx->buffer.width = mural->width; ctx->buffer.height = mural->height; } else { ctx->buffer.width = 0; ctx->buffer.height = 0; } }