int CrDpPresentEntry(PCR_DISPLAY pDisplay, PCR_DISPLAY_ENTRY pEntry) { GLuint idDrawFBO = 0, idReadFBO = 0; CRMuralInfo *pMural = cr_server.currentMural; CRContext *pCtx = cr_server.currentCtxInfo ? cr_server.currentCtxInfo->pContext : cr_server.MainContextInfo.pContext; if (pMural) { idDrawFBO = pMural->aidFBOs[pMural->iCurDrawBuffer]; idReadFBO = pMural->aidFBOs[pMural->iCurReadBuffer]; } crStateSwitchPrepare(NULL, pCtx, idDrawFBO, idReadFBO); cr_server.head_spu->dispatch_table.VBoxPresentComposition(pDisplay->Mural.spuWindow, &pDisplay->Compositor, &pEntry->CEntry); crStateSwitchPostprocess(pCtx, NULL, idDrawFBO, idReadFBO); return VINF_SUCCESS; }
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; } }