/** * @file llviewerdisplay.cpp * @brief LLViewerDisplay class implementation * * $LicenseInfo:firstyear=2004&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2010, Linden Research, Inc. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; * version 2.1 of the License only. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ #include "llviewerprecompiledheaders.h" #include "llviewerdisplay.h" #include "llgl.h" #include "llrender.h" #include "llglheaders.h" #include "llagent.h" #include "llagentcamera.h" #include "llviewercontrol.h" #include "llcoord.h" #include "llcriticaldamp.h" #include "lldir.h" #include "lldynamictexture.h" #include "lldrawpoolalpha.h" #include "llfeaturemanager.h" //#include "llfirstuse.h" #include "llhudmanager.h" #include "llimagebmp.h" #include "llmemory.h" #include "llselectmgr.h" #include "llsky.h" #include "llstartup.h" #include "lltoolfocus.h" #include "lltoolmgr.h" #include "lltooldraganddrop.h" #include "lltoolpie.h" #include "lltracker.h" #include "lltrans.h" #include "llui.h" #include "llviewercamera.h" #include "llviewerobjectlist.h" #include "llviewerparcelmgr.h" #include "llviewerwindow.h" #include "llvoavatarself.h" #include "llvograss.h" #include "llworld.h" #include "pipeline.h" #include "llspatialpartition.h" #include "llappviewer.h" #include "llstartup.h" #include "llviewershadermgr.h" #include "llfasttimer.h" #include "llfloatertools.h" #include "llviewertexturelist.h" #include "llfocusmgr.h" #include "llcubemap.h" #include "llviewerregion.h" #include "lldrawpoolwater.h" #include "lldrawpoolbump.h" #include "llwlparammanager.h" #include "llwaterparammanager.h" #include "llpostprocess.h" extern LLPointer gStartTexture; LLPointer gDisconnectedImagep = NULL; // used to toggle renderer back on after teleport const F32 TELEPORT_RENDER_DELAY = 20.f; // Max time a teleport is allowed to take before we raise the curtain const F32 TELEPORT_ARRIVAL_DELAY = 2.f; // Time to preload the world before raising the curtain after we've actually already arrived. const F32 TELEPORT_LOCAL_DELAY = 1.0f; // Delay to prevent teleports after starting an in-sim teleport. BOOL gTeleportDisplay = FALSE; LLFrameTimer gTeleportDisplayTimer; LLFrameTimer gTeleportArrivalTimer; const F32 RESTORE_GL_TIME = 5.f; // Wait this long while reloading textures before we raise the curtain BOOL gForceRenderLandFence = FALSE; BOOL gDisplaySwapBuffers = FALSE; BOOL gDepthDirty = FALSE; BOOL gResizeScreenTexture = FALSE; BOOL gSnapshot = FALSE; U32 gRecentFrameCount = 0; // number of 'recent' frames LLFrameTimer gRecentFPSTime; LLFrameTimer gRecentMemoryTime; // Rendering stuff void pre_show_depth_buffer(); void post_show_depth_buffer(); void render_ui(F32 zoom_factor = 1.f, int subfield = 0); void render_hud_attachments(); void render_ui_3d(); void render_ui_2d(); void render_disconnected_background(); void display_startup() { if ( !gViewerWindow->getActive() || !gViewerWindow->mWindow->getVisible() || gViewerWindow->mWindow->getMinimized() || gNoRender ) { return; } gPipeline.updateGL(); // Update images? //gImageList.updateImages(0.01f); LLGLSDefault gls_default; // Required for HTML update in login screen static S32 frame_count = 0; LLGLState::checkStates(); LLGLState::checkTextureChannels(); if (frame_count++ > 1) // make sure we have rendered a frame first { LLViewerDynamicTexture::updateAllInstances(); } LLGLState::checkStates(); LLGLState::checkTextureChannels(); glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); LLGLSUIDefault gls_ui; gPipeline.disableLights(); gViewerWindow->setup2DRender(); gGL.getTexUnit(0)->setTextureBlendType(LLTexUnit::TB_MULT); gGL.color4f(1,1,1,1); gViewerWindow->draw(); gGL.flush(); LLVertexBuffer::unbind(); LLGLState::checkStates(); LLGLState::checkTextureChannels(); gViewerWindow->mWindow->swapBuffers(); glClear(GL_DEPTH_BUFFER_BIT); } void display_update_camera() { LLMemType mt_uc(LLMemType::MTYPE_DISPLAY_UPDATE_CAMERA); // TODO: cut draw distance down if customizing avatar? // TODO: cut draw distance on per-parcel basis? // Cut draw distance in half when customizing avatar, // but on the viewer only. F32 final_far = gAgentCamera.mDrawDistance; if (CAMERA_MODE_CUSTOMIZE_AVATAR == gAgentCamera.getCameraMode()) { final_far *= 0.5f; } LLViewerCamera::getInstance()->setFar(final_far); gViewerWindow->setup3DRender(); // update all the sky/atmospheric/water settings LLWLParamManager::instance()->update(LLViewerCamera::getInstance()); LLWaterParamManager::instance()->update(LLViewerCamera::getInstance()); // Update land visibility too LLWorld::getInstance()->setLandFarClip(final_far); } // Write some stats to llinfos void display_stats() { F32 fps_log_freq = gSavedSettings.getF32("FPSLogFrequency"); if (fps_log_freq > 0.f && gRecentFPSTime.getElapsedTimeF32() >= fps_log_freq) { F32 fps = gRecentFrameCount / fps_log_freq; llinfos << llformat("FPS: %.02f", fps) << llendl; gRecentFrameCount = 0; gRecentFPSTime.reset(); } F32 mem_log_freq = gSavedSettings.getF32("MemoryLogFrequency"); if (mem_log_freq > 0.f && gRecentMemoryTime.getElapsedTimeF32() >= mem_log_freq) { gMemoryAllocated = LLMemory::getCurrentRSS(); U32 memory = (U32)(gMemoryAllocated / (1024*1024)); llinfos << llformat("MEMORY: %d MB", memory) << llendl; gRecentMemoryTime.reset(); } } static LLFastTimer::DeclareTimer FTM_PICK("Picking"); static LLFastTimer::DeclareTimer FTM_RENDER("Render", true); static LLFastTimer::DeclareTimer FTM_UPDATE_SKY("Update Sky"); static LLFastTimer::DeclareTimer FTM_UPDATE_TEXTURES("Update Textures"); static LLFastTimer::DeclareTimer FTM_IMAGE_UPDATE("Update Images"); // Paint the display! void display(BOOL rebuild, F32 zoom_factor, int subfield, BOOL for_snapshot) { LLMemType mt_render(LLMemType::MTYPE_RENDER); LLFastTimer t(FTM_RENDER); if (LLPipeline::sRenderFrameTest) { send_agent_pause(); } gSnapshot = for_snapshot; LLGLSDefault gls_default; LLGLDepthTest gls_depth(GL_TRUE, GL_TRUE, GL_LEQUAL); LLVertexBuffer::unbind(); LLGLState::checkStates(); LLGLState::checkTextureChannels(); stop_glerror(); gPipeline.disableLights(); stop_glerror(); // Don't draw if the window is hidden or minimized. // In fact, must explicitly check the minimized state before drawing. // Attempting to draw into a minimized window causes a GL error. JC if ( !gViewerWindow->getActive() || !gViewerWindow->mWindow->getVisible() || gViewerWindow->mWindow->getMinimized() ) { // Clean up memory the pools may have allocated if (rebuild) { stop_glerror(); gPipeline.rebuildPools(); stop_glerror(); } stop_glerror(); gViewerWindow->returnEmptyPicks(); stop_glerror(); return; } gViewerWindow->checkSettings(); { LLFastTimer ftm(FTM_PICK); LLAppViewer::instance()->pingMainloopTimeout("Display:Pick"); gViewerWindow->performPick(); } LLAppViewer::instance()->pingMainloopTimeout("Display:CheckStates"); LLGLState::checkStates(); LLGLState::checkTextureChannels(); ////////////////////////////////////////////////////////// // // Logic for forcing window updates if we're in drone mode. // if (gNoRender) { #if LL_WINDOWS static F32 last_update_time = 0.f; if ((gFrameTimeSeconds - last_update_time) > 1.f) { InvalidateRect((HWND)gViewerWindow->getPlatformWindow(), NULL, FALSE); last_update_time = gFrameTimeSeconds; } #elif LL_DARWIN // MBW -- Do something clever here. #endif // Not actually rendering, don't bother. return; } // // Bail out if we're in the startup state and don't want to try to // render the world. // if (LLStartUp::getStartupState() < STATE_STARTED) { LLAppViewer::instance()->pingMainloopTimeout("Display:Startup"); display_startup(); return; } //LLGLState::verify(FALSE); ///////////////////////////////////////////////// // // Update GL Texture statistics (used for discard logic?) // LLAppViewer::instance()->pingMainloopTimeout("Display:TextureStats"); stop_glerror(); LLImageGL::updateStats(gFrameTimeSeconds); LLVOAvatar::sRenderName = gSavedSettings.getS32("AvatarNameTagMode"); LLVOAvatar::sRenderGroupTitles = (gSavedSettings.getBOOL("NameTagShowGroupTitles") && gSavedSettings.getS32("AvatarNameTagMode")); gPipeline.mBackfaceCull = TRUE; gFrameCount++; gRecentFrameCount++; if (gFocusMgr.getAppHasFocus()) { gForegroundFrameCount++; } ////////////////////////////////////////////////////////// // // Display start screen if we're teleporting, and skip render // if (gTeleportDisplay) { LLAppViewer::instance()->pingMainloopTimeout("Display:Teleport"); const F32 TELEPORT_ARRIVAL_DELAY = 2.f; // Time to preload the world before raising the curtain after we've actually already arrived. S32 attach_count = 0; if (isAgentAvatarValid()) { attach_count = gAgentAvatarp->getAttachmentCount(); } F32 teleport_save_time = TELEPORT_EXPIRY + TELEPORT_EXPIRY_PER_ATTACHMENT * attach_count; F32 teleport_elapsed = gTeleportDisplayTimer.getElapsedTimeF32(); F32 teleport_percent = teleport_elapsed * (100.f / teleport_save_time); if( (gAgent.getTeleportState() != LLAgent::TELEPORT_START) && (teleport_percent > 100.f) ) { // Give up. Don't keep the UI locked forever. gAgent.setTeleportState( LLAgent::TELEPORT_NONE ); gAgent.setTeleportMessage(std::string()); } const std::string& message = gAgent.getTeleportMessage(); switch( gAgent.getTeleportState() ) { case LLAgent::TELEPORT_START: // Transition to REQUESTED. Viewer has sent some kind // of TeleportRequest to the source simulator gTeleportDisplayTimer.reset(); gViewerWindow->setShowProgress(TRUE); gViewerWindow->setProgressPercent(0); gAgent.setTeleportState( LLAgent::TELEPORT_REQUESTED ); gAgent.setTeleportMessage( LLAgent::sTeleportProgressMessages["requesting"]); break; case LLAgent::TELEPORT_REQUESTED: // Waiting for source simulator to respond gViewerWindow->setProgressPercent( llmin(teleport_percent, 37.5f) ); gViewerWindow->setProgressString(message); break; case LLAgent::TELEPORT_MOVING: // Viewer has received destination location from source simulator gViewerWindow->setProgressPercent( llmin(teleport_percent, 75.f) ); gViewerWindow->setProgressString(message); break; case LLAgent::TELEPORT_START_ARRIVAL: // Transition to ARRIVING. Viewer has received avatar update, etc., from destination simulator gTeleportArrivalTimer.reset(); gViewerWindow->setProgressCancelButtonVisible(FALSE, LLTrans::getString("Cancel")); gViewerWindow->setProgressPercent(75.f); gAgent.setTeleportState( LLAgent::TELEPORT_ARRIVING ); gAgent.setTeleportMessage( LLAgent::sTeleportProgressMessages["arriving"]); gTextureList.mForceResetTextureStats = TRUE; gAgentCamera.resetView(TRUE, TRUE); break; case LLAgent::TELEPORT_ARRIVING: // Make the user wait while content "pre-caches" { F32 arrival_fraction = (gTeleportArrivalTimer.getElapsedTimeF32() / TELEPORT_ARRIVAL_DELAY); if( arrival_fraction > 1.f ) { arrival_fraction = 1.f; //LLFirstUse::useTeleport(); gAgent.setTeleportState( LLAgent::TELEPORT_NONE ); } gViewerWindow->setProgressCancelButtonVisible(FALSE, LLTrans::getString("Cancel")); gViewerWindow->setProgressPercent( arrival_fraction * 25.f + 75.f); gViewerWindow->setProgressString(message); } break; case LLAgent::TELEPORT_LOCAL: // Short delay when teleporting in the same sim (progress screen active but not shown - did not // fall-through from TELEPORT_START) { if( gTeleportDisplayTimer.getElapsedTimeF32() > TELEPORT_LOCAL_DELAY ) { //LLFirstUse::useTeleport(); gAgent.setTeleportState( LLAgent::TELEPORT_NONE ); } } break; case LLAgent::TELEPORT_NONE: // No teleport in progress gViewerWindow->setShowProgress(FALSE); gTeleportDisplay = FALSE; break; } } else if(LLAppViewer::instance()->logoutRequestSent()) { LLAppViewer::instance()->pingMainloopTimeout("Display:Logout"); F32 percent_done = gLogoutTimer.getElapsedTimeF32() * 100.f / gLogoutMaxTime; if (percent_done > 100.f) { percent_done = 100.f; } if( LLApp::isExiting() ) { percent_done = 100.f; } gViewerWindow->setProgressPercent( percent_done ); } else if (gRestoreGL) { LLAppViewer::instance()->pingMainloopTimeout("Display:RestoreGL"); F32 percent_done = gRestoreGLTimer.getElapsedTimeF32() * 100.f / RESTORE_GL_TIME; if( percent_done > 100.f ) { gViewerWindow->setShowProgress(FALSE); gRestoreGL = FALSE; } else { if( LLApp::isExiting() ) { percent_done = 100.f; } gViewerWindow->setProgressPercent( percent_done ); } } ////////////////////////// // // Prepare for the next frame // ///////////////////////////// // // Update the camera // // LLAppViewer::instance()->pingMainloopTimeout("Display:Camera"); LLViewerCamera::getInstance()->setZoomParameters(zoom_factor, subfield); LLViewerCamera::getInstance()->setNear(MIN_NEAR_PLANE); ////////////////////////// // // clear the next buffer // (must follow dynamic texture writing since that uses the frame buffer) // if (gDisconnected) { LLAppViewer::instance()->pingMainloopTimeout("Display:Disconnected"); render_ui(); } ////////////////////////// // // Set rendering options // // LLAppViewer::instance()->pingMainloopTimeout("Display:RenderSetup"); stop_glerror(); /////////////////////////////////////// // // Slam lighting parameters back to our defaults. // Note that these are not the same as GL defaults... stop_glerror(); F32 one[4] = {1.f, 1.f, 1.f, 1.f}; glLightModelfv (GL_LIGHT_MODEL_AMBIENT,one); stop_glerror(); ///////////////////////////////////// // // Render // // Actually push all of our triangles to the screen. // // do render-to-texture stuff here if (gPipeline.hasRenderDebugFeatureMask(LLPipeline::RENDER_DEBUG_FEATURE_DYNAMIC_TEXTURES)) { LLAppViewer::instance()->pingMainloopTimeout("Display:DynamicTextures"); LLFastTimer t(FTM_UPDATE_TEXTURES); if (LLViewerDynamicTexture::updateAllInstances()) { gGL.setColorMask(true, true); glClear(GL_DEPTH_BUFFER_BIT); } } gViewerWindow->setup3DViewport(); gPipeline.resetFrameStats(); // Reset per-frame statistics. if (!gDisconnected) { LLMemType mt_du(LLMemType::MTYPE_DISPLAY_UPDATE); LLAppViewer::instance()->pingMainloopTimeout("Display:Update"); if (gPipeline.hasRenderType(LLPipeline::RENDER_TYPE_HUD)) { //don't draw hud objects in this frame gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_HUD); } if (gPipeline.hasRenderType(LLPipeline::RENDER_TYPE_HUD_PARTICLES)) { //don't draw hud particles in this frame gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_HUD_PARTICLES); } //upkeep gl name pools LLGLNamePool::upkeepPools(); stop_glerror(); display_update_camera(); stop_glerror(); // *TODO: merge these two methods { LLMemType mt_uh(LLMemType::MTYPE_DISPLAY_UPDATE_HUD); LLHUDManager::getInstance()->updateEffects(); LLHUDObject::updateAll(); stop_glerror(); } { LLMemType mt_ug(LLMemType::MTYPE_DISPLAY_UPDATE_GEOM); const F32 max_geom_update_time = 0.005f*10.f*gFrameIntervalSeconds; // 50 ms/second update time gPipeline.createObjects(max_geom_update_time); gPipeline.updateGeom(max_geom_update_time); stop_glerror(); } gPipeline.updateGL(); stop_glerror(); S32 water_clip = 0; if ((LLViewerShaderMgr::instance()->getVertexShaderLevel(LLViewerShaderMgr::SHADER_ENVIRONMENT) > 1) && gPipeline.hasRenderType(LLPipeline::RENDER_TYPE_WATER)) { if (LLViewerCamera::getInstance()->cameraUnderWater()) { water_clip = -1; } else { water_clip = 1; } } LLAppViewer::instance()->pingMainloopTimeout("Display:Cull"); //Increment drawable frame counter LLDrawable::incrementVisible(); LLSpatialGroup::sNoDelete = TRUE; LLPipeline::sUseOcclusion = (!gUseWireframe && LLFeatureManager::getInstance()->isFeatureAvailable("UseOcclusion") && gSavedSettings.getBOOL("UseOcclusion") && gGLManager.mHasOcclusionQuery) ? 2 : 0; if (LLPipeline::sUseOcclusion && LLPipeline::sRenderDeferred) { //force occlusion on for all render types if doing deferred render LLPipeline::sUseOcclusion = 3; } LLPipeline::sAutoMaskAlphaDeferred = gSavedSettings.getBOOL("RenderAutoMaskAlphaDeferred"); LLPipeline::sAutoMaskAlphaNonDeferred = gSavedSettings.getBOOL("RenderAutoMaskAlphaNonDeferred"); LLPipeline::sUseFarClip = gSavedSettings.getBOOL("RenderUseFarClip"); LLVOAvatar::sMaxVisible = (U32)gSavedSettings.getS32("RenderAvatarMaxVisible"); LLPipeline::sDelayVBUpdate = gSavedSettings.getBOOL("RenderDelayVBUpdate"); S32 occlusion = LLPipeline::sUseOcclusion; if (gDepthDirty) { //depth buffer is invalid, don't overwrite occlusion state LLPipeline::sUseOcclusion = llmin(occlusion, 1); } gDepthDirty = FALSE; LLGLState::checkStates(); LLGLState::checkTextureChannels(); LLGLState::checkClientArrays(); static LLCullResult result; LLViewerCamera::sCurCameraID = LLViewerCamera::CAMERA_WORLD; gPipeline.updateCull(*LLViewerCamera::getInstance(), result, water_clip); stop_glerror(); LLGLState::checkStates(); LLGLState::checkTextureChannels(); LLGLState::checkClientArrays(); BOOL to_texture = !for_snapshot && gPipeline.canUseVertexShaders() && LLPipeline::sRenderGlow; LLAppViewer::instance()->pingMainloopTimeout("Display:Swap"); { LLMemType mt_ds(LLMemType::MTYPE_DISPLAY_SWAP); { LLFastTimer ftm(FTM_CLIENT_COPY); LLVertexBuffer::clientCopy(0.016); } if (gResizeScreenTexture) { gResizeScreenTexture = FALSE; gPipeline.resizeScreenTexture(); } gGL.setColorMask(true, true); glClearColor(0,0,0,0); LLGLState::checkStates(); LLGLState::checkTextureChannels(); LLGLState::checkClientArrays(); if (!for_snapshot) { if (gFrameCount > 1) { //for some reason, ATI 4800 series will error out if you //try to generate a shadow before the first frame is through gPipeline.generateSunShadow(*LLViewerCamera::getInstance()); } LLVertexBuffer::unbind(); LLGLState::checkStates(); LLGLState::checkTextureChannels(); LLGLState::checkClientArrays(); glh::matrix4f proj = glh_get_current_projection(); glh::matrix4f mod = glh_get_current_modelview(); glViewport(0,0,512,512); LLVOAvatar::updateFreezeCounter() ; LLVOAvatar::updateImpostors(); glh_set_current_projection(proj); glh_set_current_modelview(mod); glMatrixMode(GL_PROJECTION); glLoadMatrixf(proj.m); glMatrixMode(GL_MODELVIEW); glLoadMatrixf(mod.m); gViewerWindow->setup3DViewport(); LLGLState::checkStates(); LLGLState::checkTextureChannels(); LLGLState::checkClientArrays(); } glClear(GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); } if (!for_snapshot) { LLMemType mt_gw(LLMemType::MTYPE_DISPLAY_GEN_REFLECTION); LLAppViewer::instance()->pingMainloopTimeout("Display:Imagery"); gPipeline.generateWaterReflection(*LLViewerCamera::getInstance()); gPipeline.generateHighlight(*LLViewerCamera::getInstance()); } ////////////////////////////////////// // // Update images, using the image stats generated during object update/culling // // Can put objects onto the retextured list. // // Doing this here gives hardware occlusion queries extra time to complete LLAppViewer::instance()->pingMainloopTimeout("Display:UpdateImages"); { LLMemType mt_iu(LLMemType::MTYPE_DISPLAY_IMAGE_UPDATE); LLFastTimer t(FTM_IMAGE_UPDATE); LLViewerTexture::updateClass(LLViewerCamera::getInstance()->getVelocityStat()->getMean(), LLViewerCamera::getInstance()->getAngularVelocityStat()->getMean()); gBumpImageList.updateImages(); // must be called before gTextureList version so that it's textures are thrown out first. F32 max_image_decode_time = 0.050f*gFrameIntervalSeconds; // 50 ms/second decode time max_image_decode_time = llclamp(max_image_decode_time, 0.002f, 0.005f ); // min 2ms/frame, max 5ms/frame) gTextureList.updateImages(max_image_decode_time); //remove dead textures from GL LLImageGL::deleteDeadTextures(); stop_glerror(); } /////////////////////////////////// // // StateSort // // Responsible for taking visible objects, and adding them to the appropriate draw orders. // In the case of alpha objects, z-sorts them first. // Also creates special lists for outlines and selected face rendering. // LLAppViewer::instance()->pingMainloopTimeout("Display:StateSort"); { LLViewerCamera::sCurCameraID = LLViewerCamera::CAMERA_WORLD; LLMemType mt_ss(LLMemType::MTYPE_DISPLAY_STATE_SORT); gPipeline.sAllowRebuildPriorityGroup = TRUE ; gPipeline.stateSort(*LLViewerCamera::getInstance(), result); stop_glerror(); if (rebuild) { ////////////////////////////////////// // // rebuildPools // // gPipeline.rebuildPools(); stop_glerror(); } } LLPipeline::sUseOcclusion = occlusion; { LLMemType mt_ds(LLMemType::MTYPE_DISPLAY_SKY); LLAppViewer::instance()->pingMainloopTimeout("Display:Sky"); LLFastTimer t(FTM_UPDATE_SKY); gSky.updateSky(); } if(gUseWireframe) { glClearColor(0.5f, 0.5f, 0.5f, 0.f); glClear(GL_COLOR_BUFFER_BIT); glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); } LLAppViewer::instance()->pingMainloopTimeout("Display:RenderStart"); //// render frontmost floater opaque for occlusion culling purposes //LLFloater* frontmost_floaterp = gFloaterView->getFrontmost(); //// assumes frontmost floater with focus is opaque //if (frontmost_floaterp && gFocusMgr.childHasKeyboardFocus(frontmost_floaterp)) //{ // glMatrixMode(GL_MODELVIEW); // glPushMatrix(); // { // gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); // glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_TRUE); // glLoadIdentity(); // LLRect floater_rect = frontmost_floaterp->calcScreenRect(); // // deflate by one pixel so rounding errors don't occlude outside of floater extents // floater_rect.stretch(-1); // LLRectf floater_3d_rect((F32)floater_rect.mLeft / (F32)gViewerWindow->getWindowWidthScaled(), // (F32)floater_rect.mTop / (F32)gViewerWindow->getWindowHeightScaled(), // (F32)floater_rect.mRight / (F32)gViewerWindow->getWindowWidthScaled(), // (F32)floater_rect.mBottom / (F32)gViewerWindow->getWindowHeightScaled()); // floater_3d_rect.translate(-0.5f, -0.5f); // glTranslatef(0.f, 0.f, -LLViewerCamera::getInstance()->getNear()); // glScalef(LLViewerCamera::getInstance()->getNear() * LLViewerCamera::getInstance()->getAspect() / sinf(LLViewerCamera::getInstance()->getView()), LLViewerCamera::getInstance()->getNear() / sinf(LLViewerCamera::getInstance()->getView()), 1.f); // gGL.color4fv(LLColor4::white.mV); // gGL.begin(LLVertexBuffer::QUADS); // { // gGL.vertex3f(floater_3d_rect.mLeft, floater_3d_rect.mBottom, 0.f); // gGL.vertex3f(floater_3d_rect.mLeft, floater_3d_rect.mTop, 0.f); // gGL.vertex3f(floater_3d_rect.mRight, floater_3d_rect.mTop, 0.f); // gGL.vertex3f(floater_3d_rect.mRight, floater_3d_rect.mBottom, 0.f); // } // gGL.end(); // glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); // } // glPopMatrix(); //} LLPipeline::sUnderWaterRender = LLViewerCamera::getInstance()->cameraUnderWater() ? TRUE : FALSE; LLPipeline::updateRenderDeferred(); stop_glerror(); if (to_texture) { gGL.setColorMask(true, true); if (LLPipeline::sRenderDeferred && !LLPipeline::sUnderWaterRender) { gPipeline.mDeferredScreen.bindTarget(); glClearColor(0,0,0,0); gPipeline.mDeferredScreen.clear(); } else { gPipeline.mScreen.bindTarget(); gPipeline.mScreen.clear(); } gGL.setColorMask(true, false); } LLAppViewer::instance()->pingMainloopTimeout("Display:RenderGeom"); if (!(LLAppViewer::instance()->logoutRequestSent() && LLAppViewer::instance()->hasSavedFinalSnapshot()) && !gRestoreGL) { LLViewerCamera::sCurCameraID = LLViewerCamera::CAMERA_WORLD; LLMemType mt_rg(LLMemType::MTYPE_DISPLAY_RENDER_GEOM); gGL.setColorMask(true, false); if (LLPipeline::sRenderDeferred && !LLPipeline::sUnderWaterRender) { gPipeline.renderGeomDeferred(*LLViewerCamera::getInstance()); } else { gPipeline.renderGeom(*LLViewerCamera::getInstance(), TRUE); } gGL.setColorMask(true, true); //store this frame's modelview matrix for use //when rendering next frame's occlusion queries for (U32 i = 0; i < 16; i++) { gGLLastModelView[i] = gGLModelView[i]; gGLLastProjection[i] = gGLProjection[i]; } stop_glerror(); } LLAppViewer::instance()->pingMainloopTimeout("Display:RenderFlush"); if (to_texture) { LLMemType mt_rf(LLMemType::MTYPE_DISPLAY_RENDER_FLUSH); if (LLPipeline::sRenderDeferred && !LLPipeline::sUnderWaterRender) { gPipeline.mDeferredScreen.flush(); } else { gPipeline.mScreen.flush(); } } if (LLPipeline::sRenderDeferred && !LLPipeline::sUnderWaterRender) { gPipeline.renderDeferredLighting(); } LLPipeline::sUnderWaterRender = FALSE; LLAppViewer::instance()->pingMainloopTimeout("Display:RenderUI"); if (!for_snapshot) { LLFastTimer t(FTM_RENDER_UI); render_ui(); } gPipeline.rebuildGroups(); LLSpatialGroup::sNoDelete = FALSE; } LLAppViewer::instance()->pingMainloopTimeout("Display:FrameStats"); stop_glerror(); if (LLPipeline::sRenderFrameTest) { send_agent_resume(); LLPipeline::sRenderFrameTest = FALSE; } display_stats(); LLAppViewer::instance()->pingMainloopTimeout("Display:Done"); } void render_hud_attachments() { LLMemType mt_ra(LLMemType::MTYPE_DISPLAY_RENDER_ATTACHMENTS); glMatrixMode(GL_PROJECTION); glPushMatrix(); glMatrixMode(GL_MODELVIEW); glPushMatrix(); glh::matrix4f current_proj = glh_get_current_projection(); glh::matrix4f current_mod = glh_get_current_modelview(); // clamp target zoom level to reasonable values gAgentCamera.mHUDTargetZoom = llclamp(gAgentCamera.mHUDTargetZoom, 0.1f, 1.f); // smoothly interpolate current zoom level gAgentCamera.mHUDCurZoom = lerp(gAgentCamera.mHUDCurZoom, gAgentCamera.mHUDTargetZoom, LLCriticalDamp::getInterpolant(0.03f)); if (LLPipeline::sShowHUDAttachments && !gDisconnected && setup_hud_matrices()) { LLCamera hud_cam = *LLViewerCamera::getInstance(); LLVector3 origin = hud_cam.getOrigin(); hud_cam.setOrigin(-1.f,0,0); hud_cam.setAxes(LLVector3(1,0,0), LLVector3(0,1,0), LLVector3(0,0,1)); LLViewerCamera::updateFrustumPlanes(hud_cam, TRUE); bool render_particles = gPipeline.hasRenderType(LLPipeline::RENDER_TYPE_PARTICLES) && gSavedSettings.getBOOL("RenderHUDParticles"); //only render hud objects gPipeline.pushRenderTypeMask(); // turn off everything gPipeline.andRenderTypeMask(LLPipeline::END_RENDER_TYPES); // turn on HUD gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_HUD); // turn on HUD particles gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_HUD_PARTICLES); // if particles are off, turn off hud-particles as well if (!render_particles) { // turn back off HUD particles gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_HUD_PARTICLES); } bool has_ui = gPipeline.hasRenderDebugFeatureMask(LLPipeline::RENDER_DEBUG_FEATURE_UI); if (has_ui) { gPipeline.toggleRenderDebugFeature((void*) LLPipeline::RENDER_DEBUG_FEATURE_UI); } S32 use_occlusion = LLPipeline::sUseOcclusion; LLPipeline::sUseOcclusion = 0; LLPipeline::sDisableShaders = TRUE; //cull, sort, and render hud objects static LLCullResult result; LLSpatialGroup::sNoDelete = TRUE; LLViewerCamera::sCurCameraID = LLViewerCamera::CAMERA_WORLD; gPipeline.updateCull(hud_cam, result); gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_BUMP); gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_SIMPLE); gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_VOLUME); gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_ALPHA); gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_FULLBRIGHT); gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_PASS_ALPHA); gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_PASS_ALPHA_MASK); gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_PASS_BUMP); gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_PASS_FULLBRIGHT); gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_PASS_FULLBRIGHT_ALPHA_MASK); gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_PASS_FULLBRIGHT_SHINY); gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_PASS_SHINY); gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_PASS_INVISIBLE); gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_PASS_INVISI_SHINY); gPipeline.stateSort(hud_cam, result); gPipeline.renderGeom(hud_cam); LLSpatialGroup::sNoDelete = FALSE; render_hud_elements(); //restore type mask gPipeline.popRenderTypeMask(); if (has_ui) { gPipeline.toggleRenderDebugFeature((void*) LLPipeline::RENDER_DEBUG_FEATURE_UI); } LLPipeline::sUseOcclusion = use_occlusion; LLPipeline::sDisableShaders = FALSE; } glMatrixMode(GL_PROJECTION); glPopMatrix(); glMatrixMode(GL_MODELVIEW); glPopMatrix(); glh_set_current_projection(current_proj); glh_set_current_modelview(current_mod); } LLRect get_whole_screen_region() { LLRect whole_screen = gViewerWindow->getWorldViewRectScaled(); // apply camera zoom transform (for high res screenshots) F32 zoom_factor = LLViewerCamera::getInstance()->getZoomFactor(); S16 sub_region = LLViewerCamera::getInstance()->getZoomSubRegion(); if (zoom_factor > 1.f) { S32 num_horizontal_tiles = llceil(zoom_factor); S32 tile_width = llround((F32)gViewerWindow->getWorldViewWidthScaled() / zoom_factor); S32 tile_height = llround((F32)gViewerWindow->getWorldViewHeightScaled() / zoom_factor); int tile_y = sub_region / num_horizontal_tiles; int tile_x = sub_region - (tile_y * num_horizontal_tiles); glh::matrix4f mat; whole_screen.setLeftTopAndSize(tile_x * tile_width, gViewerWindow->getWorldViewHeightScaled() - (tile_y * tile_height), tile_width, tile_height); } return whole_screen; } bool get_hud_matrices(const LLRect& screen_region, glh::matrix4f &proj, glh::matrix4f &model) { if (isAgentAvatarValid() && gAgentAvatarp->hasHUDAttachment()) { F32 zoom_level = gAgentCamera.mHUDCurZoom; LLBBox hud_bbox = gAgentAvatarp->getHUDBBox(); F32 hud_depth = llmax(1.f, hud_bbox.getExtentLocal().mV[VX] * 1.1f); proj = gl_ortho(-0.5f * LLViewerCamera::getInstance()->getAspect(), 0.5f * LLViewerCamera::getInstance()->getAspect(), -0.5f, 0.5f, 0.f, hud_depth); proj.element(2,2) = -0.01f; F32 aspect_ratio = LLViewerCamera::getInstance()->getAspect(); glh::matrix4f mat; F32 scale_x = (F32)gViewerWindow->getWorldViewWidthScaled() / (F32)screen_region.getWidth(); F32 scale_y = (F32)gViewerWindow->getWorldViewHeightScaled() / (F32)screen_region.getHeight(); mat.set_scale(glh::vec3f(scale_x, scale_y, 1.f)); mat.set_translate( glh::vec3f(clamp_rescale((F32)screen_region.getCenterX(), 0.f, (F32)gViewerWindow->getWorldViewWidthScaled(), 0.5f * scale_x * aspect_ratio, -0.5f * scale_x * aspect_ratio), clamp_rescale((F32)screen_region.getCenterY(), 0.f, (F32)gViewerWindow->getWorldViewHeightScaled(), 0.5f * scale_y, -0.5f * scale_y), 0.f)); proj *= mat; glh::matrix4f tmp_model((GLfloat*) OGL_TO_CFR_ROTATION); mat.set_scale(glh::vec3f(zoom_level, zoom_level, zoom_level)); mat.set_translate(glh::vec3f(-hud_bbox.getCenterLocal().mV[VX] + (hud_depth * 0.5f), 0.f, 0.f)); tmp_model *= mat; model = tmp_model; return TRUE; } else { return FALSE; } } bool get_hud_matrices(glh::matrix4f &proj, glh::matrix4f &model) { LLRect whole_screen = get_whole_screen_region(); return get_hud_matrices(whole_screen, proj, model); } BOOL setup_hud_matrices() { LLRect whole_screen = get_whole_screen_region(); return setup_hud_matrices(whole_screen); } BOOL setup_hud_matrices(const LLRect& screen_region) { glh::matrix4f proj, model; bool result = get_hud_matrices(screen_region, proj, model); if (!result) return result; // set up transform to keep HUD objects in front of camera glMatrixMode(GL_PROJECTION); glLoadMatrixf(proj.m); glh_set_current_projection(proj); glMatrixMode(GL_MODELVIEW); glLoadMatrixf(model.m); glh_set_current_modelview(model); return TRUE; } static LLFastTimer::DeclareTimer FTM_SWAP("Swap"); void render_ui(F32 zoom_factor, int subfield) { LLMemType mt_ru(LLMemType::MTYPE_DISPLAY_RENDER_UI); LLGLState::checkStates(); glPushMatrix(); glLoadMatrixd(gGLLastModelView); glh::matrix4f saved_view = glh_get_current_modelview(); glh_set_current_modelview(glh_copy_matrix(gGLLastModelView)); { BOOL to_texture = gPipeline.canUseVertexShaders() && LLPipeline::sRenderGlow; if (to_texture) { gPipeline.renderBloom(gSnapshot, zoom_factor, subfield); } render_hud_elements(); render_hud_attachments(); } LLGLSDefault gls_default; LLGLSUIDefault gls_ui; { gPipeline.disableLights(); } { gGL.color4f(1,1,1,1); if (gPipeline.hasRenderDebugFeatureMask(LLPipeline::RENDER_DEBUG_FEATURE_UI)) { LLFastTimer t(FTM_RENDER_UI); if (!gDisconnected) { render_ui_3d(); LLGLState::checkStates(); } else { render_disconnected_background(); } render_ui_2d(); LLGLState::checkStates(); } gGL.flush(); { gViewerWindow->setup2DRender(); gViewerWindow->updateDebugText(); gViewerWindow->drawDebugText(); } LLVertexBuffer::unbind(); } glh_set_current_modelview(saved_view); glPopMatrix(); if (gDisplaySwapBuffers) { LLFastTimer t(FTM_SWAP); gViewerWindow->mWindow->swapBuffers(); } gDisplaySwapBuffers = TRUE; } void renderCoordinateAxes() { gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); gGL.begin(LLRender::LINES); gGL.color3f(1.0f, 0.0f, 0.0f); // i direction = X-Axis = red gGL.vertex3f(0.0f, 0.0f, 0.0f); gGL.vertex3f(2.0f, 0.0f, 0.0f); gGL.vertex3f(3.0f, 0.0f, 0.0f); gGL.vertex3f(5.0f, 0.0f, 0.0f); gGL.vertex3f(6.0f, 0.0f, 0.0f); gGL.vertex3f(8.0f, 0.0f, 0.0f); // Make an X gGL.vertex3f(11.0f, 1.0f, 1.0f); gGL.vertex3f(11.0f, -1.0f, -1.0f); gGL.vertex3f(11.0f, 1.0f, -1.0f); gGL.vertex3f(11.0f, -1.0f, 1.0f); gGL.color3f(0.0f, 1.0f, 0.0f); // j direction = Y-Axis = green gGL.vertex3f(0.0f, 0.0f, 0.0f); gGL.vertex3f(0.0f, 2.0f, 0.0f); gGL.vertex3f(0.0f, 3.0f, 0.0f); gGL.vertex3f(0.0f, 5.0f, 0.0f); gGL.vertex3f(0.0f, 6.0f, 0.0f); gGL.vertex3f(0.0f, 8.0f, 0.0f); // Make a Y gGL.vertex3f(1.0f, 11.0f, 1.0f); gGL.vertex3f(0.0f, 11.0f, 0.0f); gGL.vertex3f(-1.0f, 11.0f, 1.0f); gGL.vertex3f(0.0f, 11.0f, 0.0f); gGL.vertex3f(0.0f, 11.0f, 0.0f); gGL.vertex3f(0.0f, 11.0f, -1.0f); gGL.color3f(0.0f, 0.0f, 1.0f); // Z-Axis = blue gGL.vertex3f(0.0f, 0.0f, 0.0f); gGL.vertex3f(0.0f, 0.0f, 2.0f); gGL.vertex3f(0.0f, 0.0f, 3.0f); gGL.vertex3f(0.0f, 0.0f, 5.0f); gGL.vertex3f(0.0f, 0.0f, 6.0f); gGL.vertex3f(0.0f, 0.0f, 8.0f); // Make a Z gGL.vertex3f(-1.0f, 1.0f, 11.0f); gGL.vertex3f(1.0f, 1.0f, 11.0f); gGL.vertex3f(1.0f, 1.0f, 11.0f); gGL.vertex3f(-1.0f, -1.0f, 11.0f); gGL.vertex3f(-1.0f, -1.0f, 11.0f); gGL.vertex3f(1.0f, -1.0f, 11.0f); gGL.end(); } void draw_axes() { LLGLSUIDefault gls_ui; gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); // A vertical white line at origin LLVector3 v = gAgent.getPositionAgent(); gGL.begin(LLRender::LINES); gGL.color3f(1.0f, 1.0f, 1.0f); gGL.vertex3f(0.0f, 0.0f, 0.0f); gGL.vertex3f(0.0f, 0.0f, 40.0f); gGL.end(); // Some coordinate axes glPushMatrix(); glTranslatef( v.mV[VX], v.mV[VY], v.mV[VZ] ); renderCoordinateAxes(); glPopMatrix(); } void render_ui_3d() { LLGLSPipeline gls_pipeline; ////////////////////////////////////// // // Render 3D UI elements // NOTE: zbuffer is cleared before we get here by LLDrawPoolHUD, // so 3d elements requiring Z buffer are moved to LLDrawPoolHUD // ///////////////////////////////////////////////////////////// // // Render 2.5D elements (2D elements in the world) // Stuff without z writes // // Debugging stuff goes before the UI. // Coordinate axes if (gSavedSettings.getBOOL("ShowAxes")) { draw_axes(); } stop_glerror(); gViewerWindow->renderSelections(FALSE, FALSE, TRUE); // Non HUD call in render_hud_elements stop_glerror(); } void render_ui_2d() { LLGLSUIDefault gls_ui; ///////////////////////////////////////////////////////////// // // Render 2D UI elements that overlay the world (no z compare) // Disable wireframe mode below here, as this is HUD/menus glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); // Menu overlays, HUD, etc gViewerWindow->setup2DRender(); F32 zoom_factor = LLViewerCamera::getInstance()->getZoomFactor(); S16 sub_region = LLViewerCamera::getInstance()->getZoomSubRegion(); if (zoom_factor > 1.f) { //decompose subregion number to x and y values int pos_y = sub_region / llceil(zoom_factor); int pos_x = sub_region - (pos_y*llceil(zoom_factor)); // offset for this tile LLFontGL::sCurOrigin.mX -= llround((F32)gViewerWindow->getWindowWidthScaled() * (F32)pos_x / zoom_factor); LLFontGL::sCurOrigin.mY -= llround((F32)gViewerWindow->getWindowHeightScaled() * (F32)pos_y / zoom_factor); } stop_glerror(); gGL.getTexUnit(0)->setTextureBlendType(LLTexUnit::TB_MULT); // render outline for HUD if (isAgentAvatarValid() && gAgentCamera.mHUDCurZoom < 0.98f) { glPushMatrix(); S32 half_width = (gViewerWindow->getWorldViewWidthScaled() / 2); S32 half_height = (gViewerWindow->getWorldViewHeightScaled() / 2); glScalef(LLUI::sGLScaleFactor.mV[0], LLUI::sGLScaleFactor.mV[1], 1.f); glTranslatef((F32)half_width, (F32)half_height, 0.f); F32 zoom = gAgentCamera.mHUDCurZoom; glScalef(zoom,zoom,1.f); gGL.color4fv(LLColor4::white.mV); gl_rect_2d(-half_width, half_height, half_width, -half_height, FALSE); glPopMatrix(); stop_glerror(); } if (gSavedSettings.getBOOL("RenderUIBuffer")) { if (LLUI::sDirty) { LLUI::sDirty = FALSE; LLRect t_rect; gPipeline.mUIScreen.bindTarget(); gGL.setColorMask(true, true); { static const S32 pad = 8; LLUI::sDirtyRect.mLeft -= pad; LLUI::sDirtyRect.mRight += pad; LLUI::sDirtyRect.mBottom -= pad; LLUI::sDirtyRect.mTop += pad; LLGLEnable scissor(GL_SCISSOR_TEST); static LLRect last_rect = LLUI::sDirtyRect; //union with last rect to avoid mouse poop last_rect.unionWith(LLUI::sDirtyRect); t_rect = LLUI::sDirtyRect; LLUI::sDirtyRect = last_rect; last_rect = t_rect; last_rect.mLeft = LLRect::tCoordType(last_rect.mLeft / LLUI::sGLScaleFactor.mV[0]); last_rect.mRight = LLRect::tCoordType(last_rect.mRight / LLUI::sGLScaleFactor.mV[0]); last_rect.mTop = LLRect::tCoordType(last_rect.mTop / LLUI::sGLScaleFactor.mV[1]); last_rect.mBottom = LLRect::tCoordType(last_rect.mBottom / LLUI::sGLScaleFactor.mV[1]); LLRect clip_rect(last_rect); glClear(GL_COLOR_BUFFER_BIT); gViewerWindow->draw(); } gPipeline.mUIScreen.flush(); gGL.setColorMask(true, false); LLUI::sDirtyRect = t_rect; } LLGLDisable cull(GL_CULL_FACE); LLGLDisable blend(GL_BLEND); S32 width = gViewerWindow->getWindowWidthScaled(); S32 height = gViewerWindow->getWindowHeightScaled(); gGL.getTexUnit(0)->bind(&gPipeline.mUIScreen); gGL.begin(LLRender::TRIANGLE_STRIP); gGL.color4f(1,1,1,1); gGL.texCoord2f(0, 0); gGL.vertex2i(0, 0); gGL.texCoord2f(width, 0); gGL.vertex2i(width, 0); gGL.texCoord2f(0, height); gGL.vertex2i(0, height); gGL.texCoord2f(width, height); gGL.vertex2i(width, height); gGL.end(); } else { gViewerWindow->draw(); } // reset current origin for font rendering, in case of tiling render LLFontGL::sCurOrigin.set(0, 0); } void render_disconnected_background() { gGL.color4f(1,1,1,1); if (!gDisconnectedImagep && gDisconnected) { llinfos << "Loading last bitmap..." << llendl; std::string temp_str; temp_str = gDirUtilp->getLindenUserDir() + gDirUtilp->getDirDelimiter() + SCREEN_LAST_FILENAME; LLPointer image_bmp = new LLImageBMP; if( !image_bmp->load(temp_str) ) { //llinfos << "Bitmap load failed" << llendl; return; } LLPointer raw = new LLImageRaw; if (!image_bmp->decode(raw, 0.0f)) { llinfos << "Bitmap decode failed" << llendl; gDisconnectedImagep = NULL; return; } U8 *rawp = raw->getData(); S32 npixels = (S32)image_bmp->getWidth()*(S32)image_bmp->getHeight(); for (S32 i = 0; i < npixels; i++) { S32 sum = 0; sum = *rawp + *(rawp+1) + *(rawp+2); sum /= 3; *rawp = ((S32)sum*6 + *rawp)/7; rawp++; *rawp = ((S32)sum*6 + *rawp)/7; rawp++; *rawp = ((S32)sum*6 + *rawp)/7; rawp++; } raw->expandToPowerOfTwo(); gDisconnectedImagep = LLViewerTextureManager::getLocalTexture(raw.get(), FALSE ); gStartTexture = gDisconnectedImagep; gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); } // Make sure the progress view always fills the entire window. S32 width = gViewerWindow->getWindowWidthScaled(); S32 height = gViewerWindow->getWindowHeightScaled(); if (gDisconnectedImagep) { LLGLSUIDefault gls_ui; gViewerWindow->setup2DRender(); glPushMatrix(); { // scale ui to reflect UIScaleFactor // this can't be done in setup2DRender because it requires a // pushMatrix/popMatrix pair const LLVector2& display_scale = gViewerWindow->getDisplayScale(); glScalef(display_scale.mV[VX], display_scale.mV[VY], 1.f); gGL.getTexUnit(0)->bind(gDisconnectedImagep); gGL.color4f(1.f, 1.f, 1.f, 1.f); gl_rect_2d_simple_tex(width, height); gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); } glPopMatrix(); } gGL.flush(); } void display_cleanup() { gDisconnectedImagep = NULL; }