/** * @file pipeline.cpp * @brief Rendering pipeline. * * $LicenseInfo:firstyear=2005&license=viewergpl$ * * Copyright (c) 2005-2009, Linden Research, Inc. * * Second Life Viewer Source Code * The source code in this file ("Source Code") is provided by Linden Lab * to you under the terms of the GNU General Public License, version 2.0 * ("GPL"), unless you have obtained a separate licensing agreement * ("Other License"), formally executed by you and Linden Lab. Terms of * the GPL can be found in doc/GPL-license.txt in this distribution, or * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 * * There are special exceptions to the terms and conditions of the GPL as * it is applied to this Source Code. View the full text of the exception * in the file doc/FLOSS-exception.txt in this software distribution, or * online at * http://secondlifegrid.net/programs/open_source/licensing/flossexception * * By copying, modifying or distributing this software, you acknowledge * that you have read and understood your obligations described above, * and agree to abide by those obligations. * * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, * COMPLETENESS OR PERFORMANCE. * $/LicenseInfo$ */ #include "llviewerprecompiledheaders.h" #include "pipeline.h" // library includes #include "llaudioengine.h" // For debugging. #include "imageids.h" #include "llerror.h" #include "llviewercontrol.h" #include "llfasttimer.h" #include "llfontgl.h" #include "llmemtype.h" #include "llnamevalue.h" #include "llpointer.h" #include "llprimitive.h" #include "llvolume.h" #include "material_codes.h" #include "timing.h" #include "v3color.h" #include "llui.h" #include "llglheaders.h" #include "llrender.h" #include "llwindow.h" // swapBuffers() // newview includes #include "llagent.h" #include "lldrawable.h" #include "lldrawpoolalpha.h" #include "lldrawpoolavatar.h" #include "lldrawpoolground.h" #include "lldrawpoolbump.h" #include "lldrawpooltree.h" #include "lldrawpoolwater.h" #include "llface.h" #include "llfeaturemanager.h" #include "llfloatertelehub.h" #include "llfloaterreg.h" #include "llgldbg.h" #include "llhudmanager.h" #include "lllightconstants.h" #include "llmeshrepository.h" #include "llresmgr.h" #include "llselectmgr.h" #include "llsky.h" #include "lltracker.h" #include "lltool.h" #include "lltoolmgr.h" #include "llviewercamera.h" #include "llviewertexturelist.h" #include "llviewerobject.h" #include "llviewerobjectlist.h" #include "llviewerparcelmgr.h" #include "llviewerregion.h" // for audio debugging. #include "llviewerwindow.h" // For getSpinAxis #include "llvoavatarself.h" #include "llvoground.h" #include "llvosky.h" #include "llvotree.h" #include "llvovolume.h" #include "llvosurfacepatch.h" #include "llvowater.h" #include "llvotree.h" #include "llvopartgroup.h" #include "llworld.h" #include "llcubemap.h" #include "llviewershadermgr.h" #include "llviewerstats.h" #include "llviewerjoystick.h" #include "llviewerdisplay.h" #include "llwlparammanager.h" #include "llwaterparammanager.h" #include "llspatialpartition.h" #include "llmutelist.h" #include "lltoolpie.h" #include "llcurl.h" #ifdef _DEBUG // Debug indices is disabled for now for debug performance - djs 4/24/02 //#define DEBUG_INDICES #else //#define DEBUG_INDICES #endif const F32 BACKLIGHT_DAY_MAGNITUDE_AVATAR = 0.2f; const F32 BACKLIGHT_NIGHT_MAGNITUDE_AVATAR = 0.1f; const F32 BACKLIGHT_DAY_MAGNITUDE_OBJECT = 0.1f; const F32 BACKLIGHT_NIGHT_MAGNITUDE_OBJECT = 0.08f; const S32 MAX_OFFSCREEN_GEOMETRY_CHANGES_PER_FRAME = 10; const U32 REFLECTION_MAP_RES = 128; // Max number of occluders to search for. JC const S32 MAX_OCCLUDER_COUNT = 2; extern S32 gBoxFrame; //extern BOOL gHideSelectedObjects; extern BOOL gDisplaySwapBuffers; extern BOOL gDebugGL; // hack counter for rendering a fixed number of frames after toggling // fullscreen to work around DEV-5361 static S32 sDelayedVBOEnable = 0; BOOL gAvatarBacklight = FALSE; BOOL gRenderForSelect = FALSE; BOOL gDebugPipeline = FALSE; LLPipeline gPipeline; const LLMatrix4* gGLLastMatrix = NULL; LLFastTimer::DeclareTimer FTM_RENDER_GEOMETRY("Geometry"); LLFastTimer::DeclareTimer FTM_RENDER_GRASS("Grass"); LLFastTimer::DeclareTimer FTM_RENDER_INVISIBLE("Invisible"); LLFastTimer::DeclareTimer FTM_RENDER_OCCLUSION("Occlusion"); LLFastTimer::DeclareTimer FTM_RENDER_SHINY("Shiny"); LLFastTimer::DeclareTimer FTM_RENDER_SIMPLE("Simple"); LLFastTimer::DeclareTimer FTM_RENDER_TERRAIN("Terrain"); LLFastTimer::DeclareTimer FTM_RENDER_TREES("Trees"); LLFastTimer::DeclareTimer FTM_RENDER_UI("UI"); LLFastTimer::DeclareTimer FTM_RENDER_WATER("Water"); LLFastTimer::DeclareTimer FTM_RENDER_WL_SKY("Windlight Sky"); LLFastTimer::DeclareTimer FTM_RENDER_ALPHA("Alpha Objects"); LLFastTimer::DeclareTimer FTM_RENDER_CHARACTERS("Avatars"); LLFastTimer::DeclareTimer FTM_RENDER_BUMP("Bump"); LLFastTimer::DeclareTimer FTM_RENDER_FULLBRIGHT("Fullbright"); LLFastTimer::DeclareTimer FTM_RENDER_GLOW("Glow"); LLFastTimer::DeclareTimer FTM_GEO_UPDATE("Geo Update"); LLFastTimer::DeclareTimer FTM_POOLRENDER("RenderPool"); LLFastTimer::DeclareTimer FTM_POOLS("Pools"); LLFastTimer::DeclareTimer FTM_RENDER_BLOOM_FBO("First FBO"); LLFastTimer::DeclareTimer FTM_STATESORT("Sort Draw State"); LLFastTimer::DeclareTimer FTM_PIPELINE("Pipeline"); LLFastTimer::DeclareTimer FTM_CLIENT_COPY("Client Copy"); LLFastTimer::DeclareTimer FTM_RENDER_DEFERRED("Deferred Shading"); static LLFastTimer::DeclareTimer FTM_STATESORT_DRAWABLE("Sort Drawables"); static LLFastTimer::DeclareTimer FTM_STATESORT_POSTSORT("Post Sort"); //---------------------------------------- std::string gPoolNames[] = { // Correspond to LLDrawpool enum render type "NONE", "POOL_SIMPLE", "POOL_TERRAIN", "POOL_BUMP", "POOL_TREE", "POOL_SKY", "POOL_WL_SKY", "POOL_GROUND", "POOL_INVISIBLE", "POOL_AVATAR", "POOL_WATER", "POOL_GRASS", "POOL_FULLBRIGHT", "POOL_GLOW", "POOL_ALPHA", }; void drawBox(const LLVector3& c, const LLVector3& r); U32 nhpo2(U32 v) { U32 r = 1; while (r < v) { r *= 2; } return r; } glh::matrix4f glh_copy_matrix(GLdouble* src) { glh::matrix4f ret; for (U32 i = 0; i < 16; i++) { ret.m[i] = (F32) src[i]; } return ret; } glh::matrix4f glh_get_current_modelview() { return glh_copy_matrix(gGLModelView); } glh::matrix4f glh_get_current_projection() { return glh_copy_matrix(gGLProjection); } void glh_copy_matrix(const glh::matrix4f& src, GLdouble* dst) { for (U32 i = 0; i < 16; i++) { dst[i] = src.m[i]; } } void glh_set_current_modelview(const glh::matrix4f& mat) { glh_copy_matrix(mat, gGLModelView); } void glh_set_current_projection(glh::matrix4f& mat) { glh_copy_matrix(mat, gGLProjection); } glh::matrix4f gl_ortho(GLfloat left, GLfloat right, GLfloat bottom, GLfloat top, GLfloat znear, GLfloat zfar) { glh::matrix4f ret( 2.f/(right-left), 0.f, 0.f, -(right+left)/(right-left), 0.f, 2.f/(top-bottom), 0.f, -(top+bottom)/(top-bottom), 0.f, 0.f, -2.f/(zfar-znear), -(zfar+znear)/(zfar-znear), 0.f, 0.f, 0.f, 1.f); return ret; } void display_update_camera(); //---------------------------------------- S32 LLPipeline::sCompiles = 0; BOOL LLPipeline::sPickAvatar = TRUE; BOOL LLPipeline::sDynamicLOD = TRUE; BOOL LLPipeline::sShowHUDAttachments = TRUE; BOOL LLPipeline::sRenderPhysicalBeacons = TRUE; BOOL LLPipeline::sRenderScriptedBeacons = FALSE; BOOL LLPipeline::sRenderScriptedTouchBeacons = TRUE; BOOL LLPipeline::sRenderParticleBeacons = FALSE; BOOL LLPipeline::sRenderSoundBeacons = FALSE; BOOL LLPipeline::sRenderBeacons = FALSE; BOOL LLPipeline::sRenderHighlight = TRUE; BOOL LLPipeline::sForceOldBakedUpload = FALSE; S32 LLPipeline::sUseOcclusion = 0; BOOL LLPipeline::sDelayVBUpdate = TRUE; BOOL LLPipeline::sFastAlpha = TRUE; BOOL LLPipeline::sDisableShaders = FALSE; BOOL LLPipeline::sRenderBump = TRUE; BOOL LLPipeline::sUseTriStrips = TRUE; BOOL LLPipeline::sUseFarClip = TRUE; BOOL LLPipeline::sShadowRender = FALSE; BOOL LLPipeline::sWaterReflections = FALSE; BOOL LLPipeline::sRenderGlow = FALSE; BOOL LLPipeline::sReflectionRender = FALSE; BOOL LLPipeline::sImpostorRender = FALSE; BOOL LLPipeline::sUnderWaterRender = FALSE; BOOL LLPipeline::sTextureBindTest = FALSE; BOOL LLPipeline::sRenderFrameTest = FALSE; BOOL LLPipeline::sRenderAttachedLights = TRUE; BOOL LLPipeline::sRenderAttachedParticles = TRUE; BOOL LLPipeline::sRenderDeferred = FALSE; S32 LLPipeline::sVisibleLightCount = 0; F32 LLPipeline::sMinRenderSize = 0.f; static LLCullResult* sCull = NULL; static const U32 gl_cube_face[] = { GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB, GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB, GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB, GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB, GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB, GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB, }; void validate_framebuffer_object(); void addDeferredAttachments(LLRenderTarget& target) { target.addColorAttachment(GL_RGBA); //specular target.addColorAttachment(GL_RGBA); //normal+z } LLPipeline::LLPipeline() : mBackfaceCull(FALSE), mBatchCount(0), mMatrixOpCount(0), mTextureMatrixOps(0), mMaxBatchSize(0), mMinBatchSize(0), mMeanBatchSize(0), mTrianglesDrawn(0), mNumVisibleNodes(0), mVerticesRelit(0), mLightingChanges(0), mGeometryChanges(0), mNumVisibleFaces(0), mInitialized(FALSE), mVertexShadersEnabled(FALSE), mVertexShadersLoaded(0), mRenderTypeMask(0), mRenderDebugFeatureMask(0), mRenderDebugMask(0), mOldRenderDebugMask(0), mLastRebuildPool(NULL), mAlphaPool(NULL), mSkyPool(NULL), mTerrainPool(NULL), mWaterPool(NULL), mGroundPool(NULL), mSimplePool(NULL), mFullbrightPool(NULL), mInvisiblePool(NULL), mGlowPool(NULL), mBumpPool(NULL), mWLSkyPool(NULL), mLightMask(0), mLightMovingMask(0), mLightingDetail(0), mScreenWidth(0), mScreenHeight(0) { mNoiseMap = 0; mTrueNoiseMap = 0; mLightFunc = 0; } void LLPipeline::init() { LLMemType mt(LLMemType::MTYPE_PIPELINE_INIT); sDynamicLOD = gSavedSettings.getBOOL("RenderDynamicLOD"); sRenderBump = gSavedSettings.getBOOL("RenderObjectBump"); sUseTriStrips = gSavedSettings.getBOOL("RenderUseTriStrips"); sRenderAttachedLights = gSavedSettings.getBOOL("RenderAttachedLights"); sRenderAttachedParticles = gSavedSettings.getBOOL("RenderAttachedParticles"); mInitialized = TRUE; stop_glerror(); //create render pass pools getPool(LLDrawPool::POOL_ALPHA); getPool(LLDrawPool::POOL_SIMPLE); getPool(LLDrawPool::POOL_GRASS); getPool(LLDrawPool::POOL_FULLBRIGHT); getPool(LLDrawPool::POOL_INVISIBLE); getPool(LLDrawPool::POOL_BUMP); getPool(LLDrawPool::POOL_GLOW); LLViewerStats::getInstance()->mTrianglesDrawnStat.reset(); resetFrameStats(); mRenderTypeMask = 0xffffffff; // All render types start on mRenderDebugFeatureMask = 0xffffffff; // All debugging features on mRenderDebugMask = 0; // All debug starts off // Don't turn on ground when this is set // Mac Books with intel 950s need this if(!gSavedSettings.getBOOL("RenderGround")) { toggleRenderType(RENDER_TYPE_GROUND); } mOldRenderDebugMask = mRenderDebugMask; mBackfaceCull = TRUE; stop_glerror(); // Enable features LLViewerShaderMgr::instance()->setShaders(); stop_glerror(); for (U32 i = 0; i < 2; ++i) { mSpotLightFade[i] = 1.f; } } LLPipeline::~LLPipeline() { } void LLPipeline::cleanup() { assertInitialized(); mGroupQ1.clear() ; mGroupQ2.clear() ; for(pool_set_t::iterator iter = mPools.begin(); iter != mPools.end(); ) { pool_set_t::iterator curiter = iter++; LLDrawPool* poolp = *curiter; if (poolp->isFacePool()) { LLFacePool* face_pool = (LLFacePool*) poolp; if (face_pool->mReferences.empty()) { mPools.erase(curiter); removeFromQuickLookup( poolp ); delete poolp; } } else { mPools.erase(curiter); removeFromQuickLookup( poolp ); delete poolp; } } if (!mTerrainPools.empty()) { llwarns << "Terrain Pools not cleaned up" << llendl; } if (!mTreePools.empty()) { llwarns << "Tree Pools not cleaned up" << llendl; } delete mAlphaPool; mAlphaPool = NULL; delete mSkyPool; mSkyPool = NULL; delete mTerrainPool; mTerrainPool = NULL; delete mWaterPool; mWaterPool = NULL; delete mGroundPool; mGroundPool = NULL; delete mSimplePool; mSimplePool = NULL; delete mFullbrightPool; mFullbrightPool = NULL; delete mInvisiblePool; mInvisiblePool = NULL; delete mGlowPool; mGlowPool = NULL; delete mBumpPool; mBumpPool = NULL; // don't delete wl sky pool it was handled above in the for loop //delete mWLSkyPool; mWLSkyPool = NULL; releaseGLBuffers(); mFaceSelectImagep = NULL; mMovedBridge.clear(); mInitialized = FALSE; } //============================================================================ void LLPipeline::destroyGL() { stop_glerror(); unloadShaders(); mHighlightFaces.clear(); resetDrawOrders(); resetVertexBuffers(); releaseGLBuffers(); if (LLVertexBuffer::sEnableVBOs) { // render 30 frames after switching to work around DEV-5361 sDelayedVBOEnable = 30; LLVertexBuffer::sEnableVBOs = FALSE; } } static LLFastTimer::DeclareTimer FTM_RESIZE_SCREEN_TEXTURE("Resize Screen Texture"); void LLPipeline::resizeScreenTexture() { LLFastTimer ft(FTM_RESIZE_SCREEN_TEXTURE); if (gPipeline.canUseVertexShaders() && assertInitialized()) { GLuint resX = gViewerWindow->getWorldViewWidthRaw(); GLuint resY = gViewerWindow->getWorldViewHeightRaw(); allocateScreenBuffer(resX,resY); } } void LLPipeline::allocateScreenBuffer(U32 resX, U32 resY) { // remember these dimensions mScreenWidth = resX; mScreenHeight = resY; U32 samples = gSavedSettings.getU32("RenderFSAASamples"); U32 res_mod = gSavedSettings.getU32("RenderResolutionDivisor"); if (res_mod > 1 && res_mod < resX && res_mod < resY) { resX /= res_mod; resY /= res_mod; } if (gSavedSettings.getBOOL("RenderUIBuffer")) { mUIScreen.allocate(resX,resY, GL_RGBA, FALSE, FALSE, LLTexUnit::TT_RECT_TEXTURE, FALSE); } if (LLPipeline::sRenderDeferred) { //allocate deferred rendering color buffers mDeferredScreen.allocate(resX, resY, GL_RGBA, TRUE, TRUE, LLTexUnit::TT_RECT_TEXTURE, FALSE); mDeferredDepth.allocate(resX, resY, 0, TRUE, FALSE, LLTexUnit::TT_RECT_TEXTURE, FALSE); addDeferredAttachments(mDeferredScreen); // always set viewport to desired size, since allocate resets the viewport mScreen.allocate(resX, resY, GL_RGBA, FALSE, FALSE, LLTexUnit::TT_RECT_TEXTURE, FALSE); mEdgeMap.allocate(resX, resY, GL_ALPHA, FALSE, FALSE, LLTexUnit::TT_RECT_TEXTURE, FALSE); for (U32 i = 0; i < 3; i++) { mDeferredLight[i].allocate(resX, resY, GL_RGBA, FALSE, FALSE, LLTexUnit::TT_RECT_TEXTURE); } for (U32 i = 0; i < 2; i++) { mGIMapPost[i].allocate(resX,resY, GL_RGB, FALSE, FALSE, LLTexUnit::TT_RECT_TEXTURE); } F32 scale = gSavedSettings.getF32("RenderShadowResolutionScale"); for (U32 i = 0; i < 4; i++) { mShadow[i].allocate(U32(resX*scale),U32(resY*scale), 0, TRUE, FALSE, LLTexUnit::TT_RECT_TEXTURE); } U32 width = nhpo2(U32(resX*scale))/2; U32 height = width; for (U32 i = 4; i < 6; i++) { mShadow[i].allocate(width, height, 0, TRUE, FALSE); } width = nhpo2(resX)/2; height = nhpo2(resY)/2; mLuminanceMap.allocate(width,height, GL_RGBA, FALSE, FALSE); } else { mScreen.allocate(resX, resY, GL_RGBA, TRUE, TRUE, LLTexUnit::TT_RECT_TEXTURE, FALSE); } if (gGLManager.mHasFramebufferMultisample && samples > 1) { mSampleBuffer.allocate(resX,resY,GL_RGBA,TRUE,TRUE,LLTexUnit::TT_RECT_TEXTURE,FALSE,samples); if (LLPipeline::sRenderDeferred) { addDeferredAttachments(mSampleBuffer); mDeferredScreen.setSampleBuffer(&mSampleBuffer); } mScreen.setSampleBuffer(&mSampleBuffer); stop_glerror(); } if (LLPipeline::sRenderDeferred) { //share depth buffer between deferred targets mDeferredScreen.shareDepthBuffer(mScreen); for (U32 i = 0; i < 3; i++) { //share stencil buffer with screen space lightmap to stencil out sky mDeferredScreen.shareDepthBuffer(mDeferredLight[i]); } } gGL.getTexUnit(0)->disable(); stop_glerror(); } //static void LLPipeline::updateRenderDeferred() { BOOL deferred = (gSavedSettings.getBOOL("RenderDeferred") && LLRenderTarget::sUseFBO && gSavedSettings.getBOOL("VertexShaderEnable") && gSavedSettings.getBOOL("RenderAvatarVP") && gSavedSettings.getBOOL("WindLightUseAtmosShaders")) ? TRUE : FALSE; sRenderDeferred = deferred; } void LLPipeline::releaseGLBuffers() { assertInitialized(); if (mNoiseMap) { LLImageGL::deleteTextures(1, &mNoiseMap); mNoiseMap = 0; } if (mTrueNoiseMap) { LLImageGL::deleteTextures(1, &mTrueNoiseMap); mTrueNoiseMap = 0; } if (mLightFunc) { LLImageGL::deleteTextures(1, &mLightFunc); mLightFunc = 0; } mWaterRef.release(); mWaterDis.release(); mScreen.release(); mUIScreen.release(); mSampleBuffer.releaseSampleBuffer(); mDeferredScreen.release(); mDeferredDepth.release(); for (U32 i = 0; i < 3; i++) { mDeferredLight[i].release(); } mEdgeMap.release(); mGIMap.release(); mGIMapPost[0].release(); mGIMapPost[1].release(); mHighlight.release(); mLuminanceMap.release(); for (U32 i = 0; i < 6; i++) { mShadow[i].release(); } for (U32 i = 0; i < 3; i++) { mGlow[i].release(); } LLVOAvatar::resetImpostors(); } void LLPipeline::createGLBuffers() { LLMemType mt_cb(LLMemType::MTYPE_PIPELINE_CREATE_BUFFERS); assertInitialized(); updateRenderDeferred(); if (LLPipeline::sWaterReflections) { //water reflection texture U32 res = (U32) gSavedSettings.getS32("RenderWaterRefResolution"); mWaterRef.allocate(res,res,GL_RGBA,TRUE,FALSE); mWaterDis.allocate(res,res,GL_RGBA,TRUE,FALSE); } mHighlight.allocate(256,256,GL_RGBA, FALSE, FALSE); stop_glerror(); GLuint resX = gViewerWindow->getWorldViewWidthRaw(); GLuint resY = gViewerWindow->getWorldViewHeightRaw(); if (LLPipeline::sRenderGlow) { //screen space glow buffers const U32 glow_res = llmax(1, llmin(512, 1 << gSavedSettings.getS32("RenderGlowResolutionPow"))); for (U32 i = 0; i < 3; i++) { mGlow[i].allocate(512,glow_res,GL_RGBA,FALSE,FALSE); } allocateScreenBuffer(resX,resY); mScreenWidth = 0; mScreenHeight = 0; } if (sRenderDeferred) { if (!mNoiseMap) { const U32 noiseRes = 128; LLVector3 noise[noiseRes*noiseRes]; F32 scaler = gSavedSettings.getF32("RenderDeferredNoise")/100.f; for (U32 i = 0; i < noiseRes*noiseRes; ++i) { noise[i] = LLVector3(ll_frand()-0.5f, ll_frand()-0.5f, 0.f); noise[i].normVec(); noise[i].mV[2] = ll_frand()*scaler+1.f-scaler/2.f; } LLImageGL::generateTextures(1, &mNoiseMap); gGL.getTexUnit(0)->bindManual(LLTexUnit::TT_TEXTURE, mNoiseMap); LLImageGL::setManualImage(LLTexUnit::getInternalType(LLTexUnit::TT_TEXTURE), 0, GL_RGB16F_ARB, noiseRes, noiseRes, GL_RGB, GL_FLOAT, noise); gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_POINT); } if (!mTrueNoiseMap) { const U32 noiseRes = 128; F32 noise[noiseRes*noiseRes*3]; for (U32 i = 0; i < noiseRes*noiseRes*3; i++) { noise[i] = ll_frand()*2.0-1.0; } LLImageGL::generateTextures(1, &mTrueNoiseMap); gGL.getTexUnit(0)->bindManual(LLTexUnit::TT_TEXTURE, mTrueNoiseMap); LLImageGL::setManualImage(LLTexUnit::getInternalType(LLTexUnit::TT_TEXTURE), 0, GL_RGB16F_ARB, noiseRes, noiseRes, GL_RGB,GL_FLOAT, noise); gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_POINT); } if (!mLightFunc) { U32 lightResX = gSavedSettings.getU32("RenderSpecularResX"); U32 lightResY = gSavedSettings.getU32("RenderSpecularResY"); U8* lg = new U8[lightResX*lightResY]; for (U32 y = 0; y < lightResY; ++y) { for (U32 x = 0; x < lightResX; ++x) { //spec func F32 sa = (F32) x/(lightResX-1); F32 spec = (F32) y/(lightResY-1); //lg[y*lightResX+x] = (U8) (powf(sa, 128.f*spec*spec)*255); //F32 sp = acosf(sa)/(1.f-spec); sa = powf(sa, gSavedSettings.getF32("RenderSpecularExponent")); F32 a = acosf(sa*0.25f+0.75f); F32 m = llmax(0.5f-spec*0.5f, 0.001f); F32 t2 = tanf(a)/m; t2 *= t2; F32 c4a = (3.f+4.f*cosf(2.f*a)+cosf(4.f*a))/8.f; F32 bd = 1.f/(4.f*m*m*c4a)*powf(F_E, -t2); lg[y*lightResX+x] = (U8) (llclamp(bd, 0.f, 1.f)*255); } } LLImageGL::generateTextures(1, &mLightFunc); gGL.getTexUnit(0)->bindManual(LLTexUnit::TT_TEXTURE, mLightFunc); LLImageGL::setManualImage(LLTexUnit::getInternalType(LLTexUnit::TT_TEXTURE), 0, GL_ALPHA, lightResX, lightResY, GL_ALPHA, GL_UNSIGNED_BYTE, lg); gGL.getTexUnit(0)->setTextureAddressMode(LLTexUnit::TAM_CLAMP); gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_TRILINEAR); delete [] lg; } if (gSavedSettings.getBOOL("RenderDeferredGI")) { mGIMap.allocate(512,512,GL_RGBA, TRUE, FALSE); addDeferredAttachments(mGIMap); } } } void LLPipeline::restoreGL() { LLMemType mt_cb(LLMemType::MTYPE_PIPELINE_RESTORE_GL); assertInitialized(); if (mVertexShadersEnabled) { LLViewerShaderMgr::instance()->setShaders(); } for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin(); iter != LLWorld::getInstance()->getRegionList().end(); ++iter) { LLViewerRegion* region = *iter; for (U32 i = 0; i < LLViewerRegion::NUM_PARTITIONS; i++) { LLSpatialPartition* part = region->getSpatialPartition(i); if (part) { part->restoreGL(); } } } } BOOL LLPipeline::canUseVertexShaders() { if (sDisableShaders || !gGLManager.mHasVertexShader || !gGLManager.mHasFragmentShader || !LLFeatureManager::getInstance()->isFeatureAvailable("VertexShaderEnable") || (assertInitialized() && mVertexShadersLoaded != 1) ) { return FALSE; } else { return TRUE; } } BOOL LLPipeline::canUseWindLightShaders() const { return (!LLPipeline::sDisableShaders && gWLSkyProgram.mProgramObject != 0 && LLViewerShaderMgr::instance()->getVertexShaderLevel(LLViewerShaderMgr::SHADER_WINDLIGHT) > 1); } BOOL LLPipeline::canUseWindLightShadersOnObjects() const { return (canUseWindLightShaders() && LLViewerShaderMgr::instance()->getVertexShaderLevel(LLViewerShaderMgr::SHADER_OBJECT) > 0); } void LLPipeline::unloadShaders() { LLMemType mt_us(LLMemType::MTYPE_PIPELINE_UNLOAD_SHADERS); LLViewerShaderMgr::instance()->unloadShaders(); mVertexShadersLoaded = 0; } void LLPipeline::assertInitializedDoError() { llerrs << "LLPipeline used when uninitialized." << llendl; } //============================================================================ void LLPipeline::enableShadows(const BOOL enable_shadows) { //should probably do something here to wrangle shadows.... } S32 LLPipeline::getMaxLightingDetail() const { /*if (mVertexShaderLevel[SHADER_OBJECT] >= LLDrawPoolSimple::SHADER_LEVEL_LOCAL_LIGHTS) { return 3; } else*/ { return 1; } } S32 LLPipeline::setLightingDetail(S32 level) { LLMemType mt_ld(LLMemType::MTYPE_PIPELINE_LIGHTING_DETAIL); assertInitialized(); if (level < 0) { level = gSavedSettings.getS32("RenderLightingDetail"); } level = llclamp(level, 0, getMaxLightingDetail()); if (level != mLightingDetail) { gSavedSettings.setS32("RenderLightingDetail", level); mLightingDetail = level; if (mVertexShadersLoaded == 1) { LLViewerShaderMgr::instance()->setShaders(); } } return mLightingDetail; } class LLOctreeDirtyTexture : public LLOctreeTraveler { public: const std::set& mTextures; LLOctreeDirtyTexture(const std::set& textures) : mTextures(textures) { } virtual void visit(const LLOctreeNode* node) { LLSpatialGroup* group = (LLSpatialGroup*) node->getListener(0); if (!group->isState(LLSpatialGroup::GEOM_DIRTY) && !group->getData().empty()) { for (LLSpatialGroup::draw_map_t::iterator i = group->mDrawMap.begin(); i != group->mDrawMap.end(); ++i) { for (LLSpatialGroup::drawmap_elem_t::iterator j = i->second.begin(); j != i->second.end(); ++j) { LLDrawInfo* params = *j; LLViewerFetchedTexture* tex = LLViewerTextureManager::staticCastToFetchedTexture(params->mTexture); if (tex && mTextures.find(tex) != mTextures.end()) { group->setState(LLSpatialGroup::GEOM_DIRTY); } } } } for (LLSpatialGroup::bridge_list_t::iterator i = group->mBridgeList.begin(); i != group->mBridgeList.end(); ++i) { LLSpatialBridge* bridge = *i; traverse(bridge->mOctree); } } }; // Called when a texture changes # of channels (causes faces to move to alpha pool) void LLPipeline::dirtyPoolObjectTextures(const std::set& textures) { assertInitialized(); // *TODO: This is inefficient and causes frame spikes; need a better way to do this // Most of the time is spent in dirty.traverse. for (pool_set_t::iterator iter = mPools.begin(); iter != mPools.end(); ++iter) { LLDrawPool *poolp = *iter; if (poolp->isFacePool()) { ((LLFacePool*) poolp)->dirtyTextures(textures); } } LLOctreeDirtyTexture dirty(textures); for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin(); iter != LLWorld::getInstance()->getRegionList().end(); ++iter) { LLViewerRegion* region = *iter; for (U32 i = 0; i < LLViewerRegion::NUM_PARTITIONS; i++) { LLSpatialPartition* part = region->getSpatialPartition(i); if (part) { dirty.traverse(part->mOctree); } } } } LLDrawPool *LLPipeline::findPool(const U32 type, LLViewerTexture *tex0) { assertInitialized(); LLDrawPool *poolp = NULL; switch( type ) { case LLDrawPool::POOL_SIMPLE: poolp = mSimplePool; break; case LLDrawPool::POOL_GRASS: poolp = mGrassPool; break; case LLDrawPool::POOL_FULLBRIGHT: poolp = mFullbrightPool; break; case LLDrawPool::POOL_INVISIBLE: poolp = mInvisiblePool; break; case LLDrawPool::POOL_GLOW: poolp = mGlowPool; break; case LLDrawPool::POOL_TREE: poolp = get_if_there(mTreePools, (uintptr_t)tex0, (LLDrawPool*)0 ); break; case LLDrawPool::POOL_TERRAIN: poolp = get_if_there(mTerrainPools, (uintptr_t)tex0, (LLDrawPool*)0 ); break; case LLDrawPool::POOL_BUMP: poolp = mBumpPool; break; case LLDrawPool::POOL_ALPHA: poolp = mAlphaPool; break; case LLDrawPool::POOL_AVATAR: break; // Do nothing case LLDrawPool::POOL_SKY: poolp = mSkyPool; break; case LLDrawPool::POOL_WATER: poolp = mWaterPool; break; case LLDrawPool::POOL_GROUND: poolp = mGroundPool; break; case LLDrawPool::POOL_WL_SKY: poolp = mWLSkyPool; break; default: llassert(0); llerrs << "Invalid Pool Type in LLPipeline::findPool() type=" << type << llendl; break; } return poolp; } LLDrawPool *LLPipeline::getPool(const U32 type, LLViewerTexture *tex0) { LLMemType mt(LLMemType::MTYPE_PIPELINE); LLDrawPool *poolp = findPool(type, tex0); if (poolp) { return poolp; } LLDrawPool *new_poolp = LLDrawPool::createPool(type, tex0); addPool( new_poolp ); return new_poolp; } // static LLDrawPool* LLPipeline::getPoolFromTE(const LLTextureEntry* te, LLViewerTexture* imagep) { LLMemType mt(LLMemType::MTYPE_PIPELINE); U32 type = getPoolTypeFromTE(te, imagep); return gPipeline.getPool(type, imagep); } //static U32 LLPipeline::getPoolTypeFromTE(const LLTextureEntry* te, LLViewerTexture* imagep) { LLMemType mt_gpt(LLMemType::MTYPE_PIPELINE_GET_POOL_TYPE); if (!te || !imagep) { return 0; } bool alpha = te->getColor().mV[3] < 0.999f; if (imagep) { alpha = alpha || (imagep->getComponents() == 4 && imagep->getType() != LLViewerTexture::MEDIA_TEXTURE) || (imagep->getComponents() == 2); } if (alpha) { return LLDrawPool::POOL_ALPHA; } else if ((te->getBumpmap() || te->getShiny())) { return LLDrawPool::POOL_BUMP; } else { return LLDrawPool::POOL_SIMPLE; } } void LLPipeline::addPool(LLDrawPool *new_poolp) { LLMemType mt_a(LLMemType::MTYPE_PIPELINE_ADD_POOL); assertInitialized(); mPools.insert(new_poolp); addToQuickLookup( new_poolp ); } void LLPipeline::allocDrawable(LLViewerObject *vobj) { LLMemType mt_ad(LLMemType::MTYPE_PIPELINE_ALLOCATE_DRAWABLE); LLDrawable *drawable = new LLDrawable(); vobj->mDrawable = drawable; drawable->mVObjp = vobj; //encompass completely sheared objects by taking //the most extreme point possible (<1,1,0.5>) drawable->setRadius(LLVector3(1,1,0.5f).scaleVec(vobj->getScale()).length()); if (vobj->isOrphaned()) { drawable->setState(LLDrawable::FORCE_INVISIBLE); } drawable->updateXform(TRUE); } static LLFastTimer::DeclareTimer FTM_UNLINK("Unlink"); static LLFastTimer::DeclareTimer FTM_REMOVE_FROM_MOVE_LIST("Movelist"); static LLFastTimer::DeclareTimer FTM_REMOVE_FROM_SPATIAL_PARTITION("Spatial Partition"); static LLFastTimer::DeclareTimer FTM_REMOVE_FROM_LIGHT_SET("Light Set"); static LLFastTimer::DeclareTimer FTM_REMOVE_FROM_HIGHLIGHT_SET("Highlight Set"); void LLPipeline::unlinkDrawable(LLDrawable *drawable) { LLFastTimer t(FTM_UNLINK); assertInitialized(); LLPointer drawablep = drawable; // make sure this doesn't get deleted before we are done // Based on flags, remove the drawable from the queues that it's on. if (drawablep->isState(LLDrawable::ON_MOVE_LIST)) { LLFastTimer t(FTM_REMOVE_FROM_MOVE_LIST); LLDrawable::drawable_vector_t::iterator iter = std::find(mMovedList.begin(), mMovedList.end(), drawablep); if (iter != mMovedList.end()) { mMovedList.erase(iter); } } if (drawablep->getSpatialGroup()) { LLFastTimer t(FTM_REMOVE_FROM_SPATIAL_PARTITION); if (!drawablep->getSpatialGroup()->mSpatialPartition->remove(drawablep, drawablep->getSpatialGroup())) { #ifdef LL_RELEASE_FOR_DOWNLOAD llwarns << "Couldn't remove object from spatial group!" << llendl; #else llerrs << "Couldn't remove object from spatial group!" << llendl; #endif } } { LLFastTimer t(FTM_REMOVE_FROM_LIGHT_SET); mLights.erase(drawablep); for (light_set_t::iterator iter = mNearbyLights.begin(); iter != mNearbyLights.end(); iter++) { if (iter->drawable == drawablep) { mNearbyLights.erase(iter); break; } } } { LLFastTimer t(FTM_REMOVE_FROM_HIGHLIGHT_SET); HighlightItem item(drawablep); mHighlightSet.erase(item); if (mHighlightObject == drawablep) { mHighlightObject = NULL; } } for (U32 i = 0; i < 2; ++i) { if (mShadowSpotLight[i] == drawablep) { mShadowSpotLight[i] = NULL; } if (mTargetShadowSpotLight[i] == drawablep) { mTargetShadowSpotLight[i] = NULL; } } } U32 LLPipeline::addObject(LLViewerObject *vobj) { LLMemType mt_ao(LLMemType::MTYPE_PIPELINE_ADD_OBJECT); if (gNoRender) { return 0; } if (gSavedSettings.getBOOL("RenderDelayCreation")) { mCreateQ.push_back(vobj); } else { createObject(vobj); } return 1; } void LLPipeline::createObjects(F32 max_dtime) { LLFastTimer ftm(FTM_GEO_UPDATE); LLMemType mt(LLMemType::MTYPE_PIPELINE_CREATE_OBJECTS); LLTimer update_timer; while (!mCreateQ.empty() && update_timer.getElapsedTimeF32() < max_dtime) { LLViewerObject* vobj = mCreateQ.front(); if (!vobj->isDead()) { createObject(vobj); } mCreateQ.pop_front(); } //for (LLViewerObject::vobj_list_t::iterator iter = mCreateQ.begin(); iter != mCreateQ.end(); ++iter) //{ // createObject(*iter); //} //mCreateQ.clear(); } void LLPipeline::createObject(LLViewerObject* vobj) { LLDrawable* drawablep = vobj->mDrawable; if (!drawablep) { drawablep = vobj->createDrawable(this); } else { llerrs << "Redundant drawable creation!" << llendl; } llassert(drawablep); if (vobj->getParent()) { vobj->setDrawableParent(((LLViewerObject*)vobj->getParent())->mDrawable); // LLPipeline::addObject 1 } else { vobj->setDrawableParent(NULL); // LLPipeline::addObject 2 } markRebuild(drawablep, LLDrawable::REBUILD_ALL, TRUE); if (drawablep->getVOVolume() && gSavedSettings.getBOOL("RenderAnimateRes")) { // fun animated res drawablep->updateXform(TRUE); drawablep->clearState(LLDrawable::MOVE_UNDAMPED); drawablep->setScale(LLVector3(0,0,0)); drawablep->makeActive(); } } void LLPipeline::resetFrameStats() { assertInitialized(); LLViewerStats::getInstance()->mTrianglesDrawnStat.addValue(mTrianglesDrawn/1000.f); if (mBatchCount > 0) { mMeanBatchSize = gPipeline.mTrianglesDrawn/gPipeline.mBatchCount; } mTrianglesDrawn = 0; sCompiles = 0; mVerticesRelit = 0; mLightingChanges = 0; mGeometryChanges = 0; mNumVisibleFaces = 0; if (mOldRenderDebugMask != mRenderDebugMask) { gObjectList.clearDebugText(); mOldRenderDebugMask = mRenderDebugMask; } } //external functions for asynchronous updating void LLPipeline::updateMoveDampedAsync(LLDrawable* drawablep) { if (gSavedSettings.getBOOL("FreezeTime")) { return; } if (!drawablep) { llerrs << "updateMove called with NULL drawablep" << llendl; return; } if (drawablep->isState(LLDrawable::EARLY_MOVE)) { return; } assertInitialized(); // update drawable now drawablep->clearState(LLDrawable::MOVE_UNDAMPED); // force to DAMPED drawablep->updateMove(); // returns done drawablep->setState(LLDrawable::EARLY_MOVE); // flag says we already did an undamped move this frame // Put on move list so that EARLY_MOVE gets cleared if (!drawablep->isState(LLDrawable::ON_MOVE_LIST)) { mMovedList.push_back(drawablep); drawablep->setState(LLDrawable::ON_MOVE_LIST); } } void LLPipeline::updateMoveNormalAsync(LLDrawable* drawablep) { if (gSavedSettings.getBOOL("FreezeTime")) { return; } if (!drawablep) { llerrs << "updateMove called with NULL drawablep" << llendl; return; } if (drawablep->isState(LLDrawable::EARLY_MOVE)) { return; } assertInitialized(); // update drawable now drawablep->setState(LLDrawable::MOVE_UNDAMPED); // force to UNDAMPED drawablep->updateMove(); drawablep->setState(LLDrawable::EARLY_MOVE); // flag says we already did an undamped move this frame // Put on move list so that EARLY_MOVE gets cleared if (!drawablep->isState(LLDrawable::ON_MOVE_LIST)) { mMovedList.push_back(drawablep); drawablep->setState(LLDrawable::ON_MOVE_LIST); } } void LLPipeline::updateMovedList(LLDrawable::drawable_vector_t& moved_list) { for (LLDrawable::drawable_vector_t::iterator iter = moved_list.begin(); iter != moved_list.end(); ) { LLDrawable::drawable_vector_t::iterator curiter = iter++; LLDrawable *drawablep = *curiter; BOOL done = TRUE; if (!drawablep->isDead() && (!drawablep->isState(LLDrawable::EARLY_MOVE))) { done = drawablep->updateMove(); } drawablep->clearState(LLDrawable::EARLY_MOVE | LLDrawable::MOVE_UNDAMPED); if (done) { drawablep->clearState(LLDrawable::ON_MOVE_LIST); iter = moved_list.erase(curiter); } } } static LLFastTimer::DeclareTimer FTM_OCTREE_BALANCE("Balance Octree"); static LLFastTimer::DeclareTimer FTM_UPDATE_MOVE("Update Move"); void LLPipeline::updateMove() { LLFastTimer t(FTM_UPDATE_MOVE); LLMemType mt_um(LLMemType::MTYPE_PIPELINE_UPDATE_MOVE); if (gSavedSettings.getBOOL("FreezeTime")) { return; } assertInitialized(); { static LLFastTimer::DeclareTimer ftm("Retexture"); LLFastTimer t(ftm); for (LLDrawable::drawable_set_t::iterator iter = mRetexturedList.begin(); iter != mRetexturedList.end(); ++iter) { LLDrawable* drawablep = *iter; if (drawablep && !drawablep->isDead()) { drawablep->updateTexture(); } } mRetexturedList.clear(); } { static LLFastTimer::DeclareTimer ftm("Moved List"); LLFastTimer t(ftm); updateMovedList(mMovedList); } //balance octrees { LLFastTimer ot(FTM_OCTREE_BALANCE); for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin(); iter != LLWorld::getInstance()->getRegionList().end(); ++iter) { LLViewerRegion* region = *iter; for (U32 i = 0; i < LLViewerRegion::NUM_PARTITIONS; i++) { LLSpatialPartition* part = region->getSpatialPartition(i); if (part) { part->mOctree->balance(); } } } } } ///////////////////////////////////////////////////////////////////////////// // Culling and occlusion testing ///////////////////////////////////////////////////////////////////////////// //static F32 LLPipeline::calcPixelArea(LLVector3 center, LLVector3 size, LLCamera &camera) { LLVector3 lookAt = center - camera.getOrigin(); F32 dist = lookAt.length(); //ramp down distance for nearby objects //shrink dist by dist/16. if (dist < 16.f) { dist /= 16.f; dist *= dist; dist *= 16.f; } //get area of circle around node F32 app_angle = atanf(size.length()/dist); F32 radius = app_angle*LLDrawable::sCurPixelAngle; return radius*radius * F_PI; } void LLPipeline::grabReferences(LLCullResult& result) { sCull = &result; } BOOL LLPipeline::visibleObjectsInFrustum(LLCamera& camera) { for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin(); iter != LLWorld::getInstance()->getRegionList().end(); ++iter) { LLViewerRegion* region = *iter; for (U32 i = 0; i < LLViewerRegion::NUM_PARTITIONS; i++) { LLSpatialPartition* part = region->getSpatialPartition(i); if (part) { if (hasRenderType(part->mDrawableType)) { if (part->visibleObjectsInFrustum(camera)) { return TRUE; } } } } } return FALSE; } BOOL LLPipeline::getVisibleExtents(LLCamera& camera, LLVector3& min, LLVector3& max) { min = LLVector3(F32_MAX, F32_MAX, F32_MAX); max = LLVector3(-F32_MAX, -F32_MAX, -F32_MAX); U32 saved_camera_id = LLViewerCamera::sCurCameraID; LLViewerCamera::sCurCameraID = LLViewerCamera::CAMERA_WORLD; BOOL res = TRUE; for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin(); iter != LLWorld::getInstance()->getRegionList().end(); ++iter) { LLViewerRegion* region = *iter; for (U32 i = 0; i < LLViewerRegion::NUM_PARTITIONS; i++) { LLSpatialPartition* part = region->getSpatialPartition(i); if (part) { if (hasRenderType(part->mDrawableType)) { if (!part->getVisibleExtents(camera, min, max)) { res = FALSE; } } } } } LLViewerCamera::sCurCameraID = saved_camera_id; return res; } static LLFastTimer::DeclareTimer FTM_CULL("Object Culling"); void LLPipeline::updateCull(LLCamera& camera, LLCullResult& result, S32 water_clip) { LLFastTimer t(FTM_CULL); LLMemType mt_uc(LLMemType::MTYPE_PIPELINE_UPDATE_CULL); grabReferences(result); sCull->clear(); BOOL to_texture = LLPipeline::sUseOcclusion > 1 && !hasRenderType(LLPipeline::RENDER_TYPE_HUD) && LLViewerCamera::sCurCameraID == LLViewerCamera::CAMERA_WORLD && gPipeline.canUseVertexShaders() && sRenderGlow; if (to_texture) { mScreen.bindTarget(); } glMatrixMode(GL_PROJECTION); glPushMatrix(); glLoadMatrixd(gGLLastProjection); glMatrixMode(GL_MODELVIEW); glPushMatrix(); gGLLastMatrix = NULL; glLoadMatrixd(gGLLastModelView); LLVertexBuffer::unbind(); LLGLDisable blend(GL_BLEND); LLGLDisable test(GL_ALPHA_TEST); gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); if (sUseOcclusion > 1) { gGL.setColorMask(false, false); } LLGLDepthTest depth(GL_TRUE, GL_FALSE); for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin(); iter != LLWorld::getInstance()->getRegionList().end(); ++iter) { LLViewerRegion* region = *iter; if (water_clip != 0) { LLPlane plane(LLVector3(0,0, (F32) -water_clip), (F32) water_clip*region->getWaterHeight()); camera.setUserClipPlane(plane); } else { camera.disableUserClipPlane(); } for (U32 i = 0; i < LLViewerRegion::NUM_PARTITIONS; i++) { LLSpatialPartition* part = region->getSpatialPartition(i); if (part) { if (hasRenderType(part->mDrawableType)) { part->cull(camera); } } } } camera.disableUserClipPlane(); if (gSky.mVOSkyp.notNull() && gSky.mVOSkyp->mDrawable.notNull()) { // Hack for sky - always visible. if (hasRenderType(LLPipeline::RENDER_TYPE_SKY)) { gSky.mVOSkyp->mDrawable->setVisible(camera); sCull->pushDrawable(gSky.mVOSkyp->mDrawable); gSky.updateCull(); stop_glerror(); } } else { llinfos << "No sky drawable!" << llendl; } if (hasRenderType(LLPipeline::RENDER_TYPE_GROUND) && !gPipeline.canUseWindLightShaders() && gSky.mVOGroundp.notNull() && gSky.mVOGroundp->mDrawable.notNull() && !LLPipeline::sWaterReflections) { gSky.mVOGroundp->mDrawable->setVisible(camera); sCull->pushDrawable(gSky.mVOGroundp->mDrawable); } glMatrixMode(GL_PROJECTION); glPopMatrix(); glMatrixMode(GL_MODELVIEW); glPopMatrix(); if (sUseOcclusion > 1) { gGL.setColorMask(true, false); } if (to_texture) { mScreen.flush(); } } void LLPipeline::markNotCulled(LLSpatialGroup* group, LLCamera& camera) { if (group->getData().empty()) { return; } group->setVisible(); if (LLViewerCamera::sCurCameraID == LLViewerCamera::CAMERA_WORLD) { group->updateDistance(camera); } const F32 MINIMUM_PIXEL_AREA = 16.f; if (group->mPixelArea < MINIMUM_PIXEL_AREA) { return; } if (sMinRenderSize > 0.f && llmax(llmax(group->mBounds[1].mV[0], group->mBounds[1].mV[1]), group->mBounds[1].mV[2]) < sMinRenderSize) { return; } assertInitialized(); if (!group->mSpatialPartition->mRenderByGroup) { //render by drawable sCull->pushDrawableGroup(group); } else { //render by group sCull->pushVisibleGroup(group); } mNumVisibleNodes++; } void LLPipeline::markOccluder(LLSpatialGroup* group) { if (sUseOcclusion > 1 && group && !group->isOcclusionState(LLSpatialGroup::ACTIVE_OCCLUSION)) { LLSpatialGroup* parent = group->getParent(); if (!parent || !parent->isOcclusionState(LLSpatialGroup::OCCLUDED)) { //only mark top most occluders as active occlusion sCull->pushOcclusionGroup(group); group->setOcclusionState(LLSpatialGroup::ACTIVE_OCCLUSION); if (parent && !parent->isOcclusionState(LLSpatialGroup::ACTIVE_OCCLUSION) && parent->getElementCount() == 0 && parent->needsUpdate()) { sCull->pushOcclusionGroup(group); parent->setOcclusionState(LLSpatialGroup::ACTIVE_OCCLUSION); } } } } void LLPipeline::doOcclusion(LLCamera& camera) { LLVertexBuffer::unbind(); if (hasRenderDebugMask(LLPipeline::RENDER_DEBUG_OCCLUSION)) { gGL.setColorMask(true, false, false, false); } else { gGL.setColorMask(false, false); } LLGLDisable blend(GL_BLEND); LLGLDisable test(GL_ALPHA_TEST); gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); LLGLDepthTest depth(GL_TRUE, GL_FALSE); LLGLDisable cull(GL_CULL_FACE); if (LLPipeline::sUseOcclusion > 1) { for (LLCullResult::sg_list_t::iterator iter = sCull->beginOcclusionGroups(); iter != sCull->endOcclusionGroups(); ++iter) { LLSpatialGroup* group = *iter; group->doOcclusion(&camera); group->clearOcclusionState(LLSpatialGroup::ACTIVE_OCCLUSION); } } gGL.setColorMask(true, false); } BOOL LLPipeline::updateDrawableGeom(LLDrawable* drawablep, BOOL priority) { BOOL update_complete = drawablep->updateGeometry(priority); if (update_complete && assertInitialized()) { drawablep->setState(LLDrawable::BUILT); mGeometryChanges++; } return update_complete; } void LLPipeline::updateGL() { while (!LLGLUpdate::sGLQ.empty()) { LLGLUpdate* glu = LLGLUpdate::sGLQ.front(); glu->updateGL(); glu->mInQ = FALSE; LLGLUpdate::sGLQ.pop_front(); } } void LLPipeline::rebuildPriorityGroups() { LLTimer update_timer; LLMemType mt(LLMemType::MTYPE_PIPELINE); assertInitialized(); gMeshRepo.notifyLoadedMeshes(); // Iterate through all drawables on the priority build queue, for (LLSpatialGroup::sg_list_t::iterator iter = mGroupQ1.begin(); iter != mGroupQ1.end(); ++iter) { LLSpatialGroup* group = *iter; group->rebuildGeom(); group->clearState(LLSpatialGroup::IN_BUILD_Q1); } mGroupQ1.clear(); } void LLPipeline::rebuildGroups() { llpushcallstacks ; // Iterate through some drawables on the non-priority build queue S32 size = (S32) mGroupQ2.size(); S32 min_count = llclamp((S32) ((F32) (size * size)/4096*0.25f), 1, size); S32 count = 0; std::sort(mGroupQ2.begin(), mGroupQ2.end(), LLSpatialGroup::CompareUpdateUrgency()); LLSpatialGroup::sg_vector_t::iterator iter; for (iter = mGroupQ2.begin(); iter != mGroupQ2.end(); ++iter) { LLSpatialGroup* group = *iter; if (group->isDead()) { continue; } group->rebuildGeom(); if (group->mSpatialPartition->mRenderByGroup) { count++; } group->clearState(LLSpatialGroup::IN_BUILD_Q2); if (count > min_count) { ++iter; break; } } mGroupQ2.erase(mGroupQ2.begin(), iter); updateMovedList(mMovedBridge); } void LLPipeline::updateGeom(F32 max_dtime) { LLTimer update_timer; LLMemType mt(LLMemType::MTYPE_PIPELINE_UPDATE_GEOM); LLPointer drawablep; LLFastTimer t(FTM_GEO_UPDATE); assertInitialized(); if (sDelayedVBOEnable > 0) { if (--sDelayedVBOEnable <= 0) { resetVertexBuffers(); LLVertexBuffer::sEnableVBOs = TRUE; } } // notify various object types to reset internal cost metrics, etc. // for now, only LLVOVolume does this to throttle LOD changes LLVOVolume::preUpdateGeom(); // Iterate through all drawables on the priority build queue, for (LLDrawable::drawable_list_t::iterator iter = mBuildQ1.begin(); iter != mBuildQ1.end();) { LLDrawable::drawable_list_t::iterator curiter = iter++; LLDrawable* drawablep = *curiter; if (drawablep && !drawablep->isDead()) { if (drawablep->isState(LLDrawable::IN_REBUILD_Q2)) { drawablep->clearState(LLDrawable::IN_REBUILD_Q2); LLDrawable::drawable_list_t::iterator find = std::find(mBuildQ2.begin(), mBuildQ2.end(), drawablep); if (find != mBuildQ2.end()) { mBuildQ2.erase(find); } } if (updateDrawableGeom(drawablep, TRUE)) { drawablep->clearState(LLDrawable::IN_REBUILD_Q1); mBuildQ1.erase(curiter); } } else { mBuildQ1.erase(curiter); } } // Iterate through some drawables on the non-priority build queue S32 min_count = 16; S32 size = (S32) mBuildQ2.size(); if (size > 1024) { min_count = llclamp((S32) (size * (F32) size/4096), 16, size); } S32 count = 0; max_dtime = llmax(update_timer.getElapsedTimeF32()+0.001f, max_dtime); LLSpatialGroup* last_group = NULL; LLSpatialBridge* last_bridge = NULL; for (LLDrawable::drawable_list_t::iterator iter = mBuildQ2.begin(); iter != mBuildQ2.end(); ) { LLDrawable::drawable_list_t::iterator curiter = iter++; LLDrawable* drawablep = *curiter; LLSpatialBridge* bridge = drawablep->isRoot() ? drawablep->getSpatialBridge() : drawablep->getParent()->getSpatialBridge(); if (drawablep->getSpatialGroup() != last_group && (!last_bridge || bridge != last_bridge) && (update_timer.getElapsedTimeF32() >= max_dtime) && count > min_count) { break; } //make sure updates don't stop in the middle of a spatial group //to avoid thrashing (objects are enqueued by group) last_group = drawablep->getSpatialGroup(); last_bridge = bridge; BOOL update_complete = TRUE; if (!drawablep->isDead()) { update_complete = updateDrawableGeom(drawablep, FALSE); count++; } if (update_complete) { drawablep->clearState(LLDrawable::IN_REBUILD_Q2); mBuildQ2.erase(curiter); } } updateMovedList(mMovedBridge); } void LLPipeline::markVisible(LLDrawable *drawablep, LLCamera& camera) { LLMemType mt(LLMemType::MTYPE_PIPELINE_MARK_VISIBLE); if(!drawablep || drawablep->isDead()) { return; } if (drawablep->isSpatialBridge()) { LLDrawable* root = ((LLSpatialBridge*) drawablep)->mDrawable; if (root && root->getParent() && root->getVObj() && root->getVObj()->isAttachment()) { LLVOAvatar* av = root->getParent()->getVObj()->asAvatar(); if (av && av->isImpostor()) { return; } } sCull->pushBridge((LLSpatialBridge*) drawablep); } else { sCull->pushDrawable(drawablep); } drawablep->setVisible(camera); } void LLPipeline::markMoved(LLDrawable *drawablep, BOOL damped_motion) { LLMemType mt_mm(LLMemType::MTYPE_PIPELINE_MARK_MOVED); if (!drawablep) { //llerrs << "Sending null drawable to moved list!" << llendl; return; } if (drawablep->isDead()) { llwarns << "Marking NULL or dead drawable moved!" << llendl; return; } if (drawablep->getParent()) { //ensure that parent drawables are moved first markMoved(drawablep->getParent(), damped_motion); } assertInitialized(); if (!drawablep->isState(LLDrawable::ON_MOVE_LIST)) { if (drawablep->isSpatialBridge()) { mMovedBridge.push_back(drawablep); } else { mMovedList.push_back(drawablep); } drawablep->setState(LLDrawable::ON_MOVE_LIST); } if (damped_motion == FALSE) { drawablep->setState(LLDrawable::MOVE_UNDAMPED); // UNDAMPED trumps DAMPED } else if (drawablep->isState(LLDrawable::MOVE_UNDAMPED)) { drawablep->clearState(LLDrawable::MOVE_UNDAMPED); } } void LLPipeline::markShift(LLDrawable *drawablep) { LLMemType mt(LLMemType::MTYPE_PIPELINE_MARK_SHIFT); if (!drawablep || drawablep->isDead()) { return; } assertInitialized(); if (!drawablep->isState(LLDrawable::ON_SHIFT_LIST)) { drawablep->getVObj()->setChanged(LLXform::SHIFTED | LLXform::SILHOUETTE); if (drawablep->getParent()) { markShift(drawablep->getParent()); } mShiftList.push_back(drawablep); drawablep->setState(LLDrawable::ON_SHIFT_LIST); } } void LLPipeline::shiftObjects(const LLVector3 &offset) { LLMemType mt(LLMemType::MTYPE_PIPELINE_SHIFT_OBJECTS); assertInitialized(); glClear(GL_DEPTH_BUFFER_BIT); gDepthDirty = TRUE; for (LLDrawable::drawable_vector_t::iterator iter = mShiftList.begin(); iter != mShiftList.end(); iter++) { LLDrawable *drawablep = *iter; if (drawablep->isDead()) { continue; } drawablep->shiftPos(offset); drawablep->clearState(LLDrawable::ON_SHIFT_LIST); } mShiftList.resize(0); for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin(); iter != LLWorld::getInstance()->getRegionList().end(); ++iter) { LLViewerRegion* region = *iter; for (U32 i = 0; i < LLViewerRegion::NUM_PARTITIONS; i++) { LLSpatialPartition* part = region->getSpatialPartition(i); if (part) { part->shift(offset); } } } LLHUDText::shiftAll(offset); display_update_camera(); } void LLPipeline::markTextured(LLDrawable *drawablep) { LLMemType mt(LLMemType::MTYPE_PIPELINE_MARK_TEXTURED); if (drawablep && !drawablep->isDead() && assertInitialized()) { mRetexturedList.insert(drawablep); } } void LLPipeline::markGLRebuild(LLGLUpdate* glu) { if (glu && !glu->mInQ) { LLGLUpdate::sGLQ.push_back(glu); glu->mInQ = TRUE; } } void LLPipeline::markRebuild(LLSpatialGroup* group, BOOL priority) { LLMemType mt(LLMemType::MTYPE_PIPELINE); //assert_main_thread(); if (group && !group->isDead() && group->mSpatialPartition) { if (group->mSpatialPartition->mPartitionType == LLViewerRegion::PARTITION_HUD) { priority = TRUE; } if (priority) { if (!group->isState(LLSpatialGroup::IN_BUILD_Q1)) { mGroupQ1.push_back(group); group->setState(LLSpatialGroup::IN_BUILD_Q1); if (group->isState(LLSpatialGroup::IN_BUILD_Q2)) { LLSpatialGroup::sg_vector_t::iterator iter = std::find(mGroupQ2.begin(), mGroupQ2.end(), group); if (iter != mGroupQ2.end()) { mGroupQ2.erase(iter); } group->clearState(LLSpatialGroup::IN_BUILD_Q2); } } } else if (!group->isState(LLSpatialGroup::IN_BUILD_Q2 | LLSpatialGroup::IN_BUILD_Q1)) { //llerrs << "Non-priority updates not yet supported!" << llendl; if (std::find(mGroupQ2.begin(), mGroupQ2.end(), group) != mGroupQ2.end()) { llerrs << "WTF?" << llendl; } mGroupQ2.push_back(group); group->setState(LLSpatialGroup::IN_BUILD_Q2); } } } void LLPipeline::markRebuild(LLDrawable *drawablep, LLDrawable::EDrawableFlags flag, BOOL priority) { LLMemType mt(LLMemType::MTYPE_PIPELINE_MARK_REBUILD); if (drawablep && !drawablep->isDead() && assertInitialized()) { if (!drawablep->isState(LLDrawable::BUILT)) { priority = TRUE; } if (priority) { if (!drawablep->isState(LLDrawable::IN_REBUILD_Q1)) { mBuildQ1.push_back(drawablep); drawablep->setState(LLDrawable::IN_REBUILD_Q1); // mark drawable as being in priority queue } } else if (!drawablep->isState(LLDrawable::IN_REBUILD_Q2)) { mBuildQ2.push_back(drawablep); drawablep->setState(LLDrawable::IN_REBUILD_Q2); // need flag here because it is just a list } if (flag & (LLDrawable::REBUILD_VOLUME | LLDrawable::REBUILD_POSITION)) { drawablep->getVObj()->setChanged(LLXform::SILHOUETTE); } drawablep->setState(flag); } } static LLFastTimer::DeclareTimer FTM_RESET_DRAWORDER("Reset Draw Order"); void LLPipeline::stateSort(LLCamera& camera, LLCullResult &result) { const U32 face_mask = (1 << LLPipeline::RENDER_TYPE_AVATAR) | (1 << LLPipeline::RENDER_TYPE_GROUND) | (1 << LLPipeline::RENDER_TYPE_TERRAIN) | (1 << LLPipeline::RENDER_TYPE_TREE) | (1 << LLPipeline::RENDER_TYPE_SKY) | (1 << LLPipeline::RENDER_TYPE_WATER); if (mRenderTypeMask & face_mask) { //clear faces from face pools LLFastTimer t(FTM_RESET_DRAWORDER); gPipeline.resetDrawOrders(); } LLFastTimer ftm(FTM_STATESORT); LLMemType mt(LLMemType::MTYPE_PIPELINE_STATE_SORT); //LLVertexBuffer::unbind(); grabReferences(result); for (LLCullResult::sg_list_t::iterator iter = sCull->beginDrawableGroups(); iter != sCull->endDrawableGroups(); ++iter) { LLSpatialGroup* group = *iter; group->checkOcclusion(); if (sUseOcclusion > 1 && group->isOcclusionState(LLSpatialGroup::OCCLUDED)) { markOccluder(group); } else { group->setVisible(); for (LLSpatialGroup::element_iter i = group->getData().begin(); i != group->getData().end(); ++i) { markVisible(*i, camera); } } } for (LLCullResult::sg_list_t::iterator iter = sCull->beginVisibleGroups(); iter != sCull->endVisibleGroups(); ++iter) { LLSpatialGroup* group = *iter; group->checkOcclusion(); if (sUseOcclusion > 1 && group->isOcclusionState(LLSpatialGroup::OCCLUDED)) { markOccluder(group); } else { group->setVisible(); stateSort(group, camera); } } if (LLViewerCamera::sCurCameraID == LLViewerCamera::CAMERA_WORLD) { for (LLCullResult::bridge_list_t::iterator i = sCull->beginVisibleBridge(); i != sCull->endVisibleBridge(); ++i) { LLCullResult::bridge_list_t::iterator cur_iter = i; LLSpatialBridge* bridge = *cur_iter; LLSpatialGroup* group = bridge->getSpatialGroup(); if (!bridge->isDead() && group && !group->isOcclusionState(LLSpatialGroup::OCCLUDED)) { stateSort(bridge, camera); } } } { LLFastTimer ftm(FTM_STATESORT_DRAWABLE); for (LLCullResult::drawable_list_t::iterator iter = sCull->beginVisibleList(); iter != sCull->endVisibleList(); ++iter) { LLDrawable *drawablep = *iter; if (!drawablep->isDead()) { stateSort(drawablep, camera); } } } { LLFastTimer ftm(FTM_CLIENT_COPY); LLVertexBuffer::clientCopy(); } postSort(camera); } void LLPipeline::stateSort(LLSpatialGroup* group, LLCamera& camera) { LLMemType mt(LLMemType::MTYPE_PIPELINE_STATE_SORT); if (group->changeLOD()) { for (LLSpatialGroup::element_iter i = group->getData().begin(); i != group->getData().end(); ++i) { LLDrawable* drawablep = *i; stateSort(drawablep, camera); } } } void LLPipeline::stateSort(LLSpatialBridge* bridge, LLCamera& camera) { LLMemType mt(LLMemType::MTYPE_PIPELINE_STATE_SORT); if (!sShadowRender && bridge->getSpatialGroup()->changeLOD()) { bool force_update = false; bridge->updateDistance(camera, force_update); } } void LLPipeline::stateSort(LLDrawable* drawablep, LLCamera& camera) { LLMemType mt(LLMemType::MTYPE_PIPELINE_STATE_SORT); if (!drawablep || drawablep->isDead() || !hasRenderType(drawablep->getRenderType())) { return; } if (LLSelectMgr::getInstance()->mHideSelectedObjects) { if (drawablep->getVObj().notNull() && drawablep->getVObj()->isSelected()) { return; } } if (drawablep->isAvatar()) { //don't draw avatars beyond render distance or if we don't have a spatial group. if ((drawablep->getSpatialGroup() == NULL) || (drawablep->getSpatialGroup()->mDistance > LLVOAvatar::sRenderDistance)) { return; } LLVOAvatar* avatarp = (LLVOAvatar*) drawablep->getVObj().get(); if (!avatarp->isVisible()) { return; } } assertInitialized(); if (hasRenderType(drawablep->mRenderType)) { if (!drawablep->isState(LLDrawable::INVISIBLE|LLDrawable::FORCE_INVISIBLE)) { drawablep->setVisible(camera, NULL, FALSE); } else if (drawablep->isState(LLDrawable::CLEAR_INVISIBLE)) { // clear invisible flag here to avoid single frame glitch drawablep->clearState(LLDrawable::FORCE_INVISIBLE|LLDrawable::CLEAR_INVISIBLE); } } if (LLViewerCamera::sCurCameraID == LLViewerCamera::CAMERA_WORLD) { LLSpatialGroup* group = drawablep->getSpatialGroup(); if (!group || group->changeLOD()) { if (drawablep->isVisible()) { if (!drawablep->isActive()) { bool force_update = false; drawablep->updateDistance(camera, force_update); } else if (drawablep->isAvatar()) { bool force_update = false; drawablep->updateDistance(camera, force_update); // calls vobj->updateLOD() which calls LLVOAvatar::updateVisibility() } } } } if (!drawablep->getVOVolume()) { for (LLDrawable::face_list_t::iterator iter = drawablep->mFaces.begin(); iter != drawablep->mFaces.end(); iter++) { LLFace* facep = *iter; if (facep->hasGeometry()) { if (facep->getPool()) { facep->getPool()->enqueue(facep); } else { break; } } } } mNumVisibleFaces += drawablep->getNumFaces(); } void forAllDrawables(LLCullResult::sg_list_t::iterator begin, LLCullResult::sg_list_t::iterator end, void (*func)(LLDrawable*)) { for (LLCullResult::sg_list_t::iterator i = begin; i != end; ++i) { for (LLSpatialGroup::element_iter j = (*i)->getData().begin(); j != (*i)->getData().end(); ++j) { func(*j); } } } void LLPipeline::forAllVisibleDrawables(void (*func)(LLDrawable*)) { forAllDrawables(sCull->beginDrawableGroups(), sCull->endDrawableGroups(), func); forAllDrawables(sCull->beginVisibleGroups(), sCull->endVisibleGroups(), func); } //function for creating scripted beacons void renderScriptedBeacons(LLDrawable* drawablep) { LLViewerObject *vobj = drawablep->getVObj(); if (vobj && !vobj->isAvatar() && !vobj->getParent() && vobj->flagScripted()) { if (gPipeline.sRenderBeacons) { gObjectList.addDebugBeacon(vobj->getPositionAgent(), "", LLColor4(1.f, 0.f, 0.f, 0.5f), LLColor4(1.f, 1.f, 1.f, 0.5f), gSavedSettings.getS32("DebugBeaconLineWidth")); } if (gPipeline.sRenderHighlight) { S32 face_id; S32 count = drawablep->getNumFaces(); for (face_id = 0; face_id < count; face_id++) { gPipeline.mHighlightFaces.push_back(drawablep->getFace(face_id) ); } } } } void renderScriptedTouchBeacons(LLDrawable* drawablep) { LLViewerObject *vobj = drawablep->getVObj(); if (vobj && !vobj->isAvatar() && !vobj->getParent() && vobj->flagScripted() && vobj->flagHandleTouch()) { if (gPipeline.sRenderBeacons) { gObjectList.addDebugBeacon(vobj->getPositionAgent(), "", LLColor4(1.f, 0.f, 0.f, 0.5f), LLColor4(1.f, 1.f, 1.f, 0.5f), gSavedSettings.getS32("DebugBeaconLineWidth")); } if (gPipeline.sRenderHighlight) { S32 face_id; S32 count = drawablep->getNumFaces(); for (face_id = 0; face_id < count; face_id++) { gPipeline.mHighlightFaces.push_back(drawablep->getFace(face_id) ); } } } } void renderPhysicalBeacons(LLDrawable* drawablep) { LLViewerObject *vobj = drawablep->getVObj(); if (vobj && !vobj->isAvatar() //&& !vobj->getParent() && vobj->usePhysics()) { if (gPipeline.sRenderBeacons) { gObjectList.addDebugBeacon(vobj->getPositionAgent(), "", LLColor4(0.f, 1.f, 0.f, 0.5f), LLColor4(1.f, 1.f, 1.f, 0.5f), gSavedSettings.getS32("DebugBeaconLineWidth")); } if (gPipeline.sRenderHighlight) { S32 face_id; S32 count = drawablep->getNumFaces(); for (face_id = 0; face_id < count; face_id++) { gPipeline.mHighlightFaces.push_back(drawablep->getFace(face_id) ); } } } } void renderParticleBeacons(LLDrawable* drawablep) { // Look for attachments, objects, etc. LLViewerObject *vobj = drawablep->getVObj(); if (vobj && vobj->isParticleSource()) { if (gPipeline.sRenderBeacons) { LLColor4 light_blue(0.5f, 0.5f, 1.f, 0.5f); gObjectList.addDebugBeacon(vobj->getPositionAgent(), "", light_blue, LLColor4(1.f, 1.f, 1.f, 0.5f), gSavedSettings.getS32("DebugBeaconLineWidth")); } if (gPipeline.sRenderHighlight) { S32 face_id; S32 count = drawablep->getNumFaces(); for (face_id = 0; face_id < count; face_id++) { gPipeline.mHighlightFaces.push_back(drawablep->getFace(face_id) ); } } } } void renderSoundHighlights(LLDrawable* drawablep) { // Look for attachments, objects, etc. LLViewerObject *vobj = drawablep->getVObj(); if (vobj && vobj->isAudioSource()) { if (gPipeline.sRenderHighlight) { S32 face_id; S32 count = drawablep->getNumFaces(); for (face_id = 0; face_id < count; face_id++) { gPipeline.mHighlightFaces.push_back(drawablep->getFace(face_id) ); } } } } void LLPipeline::postSort(LLCamera& camera) { LLMemType mt(LLMemType::MTYPE_PIPELINE_POST_SORT); LLFastTimer ftm(FTM_STATESORT_POSTSORT); assertInitialized(); //rebuild drawable geometry for (LLCullResult::sg_list_t::iterator i = sCull->beginDrawableGroups(); i != sCull->endDrawableGroups(); ++i) { LLSpatialGroup* group = *i; if (!sUseOcclusion || !group->isOcclusionState(LLSpatialGroup::OCCLUDED)) { group->rebuildGeom(); } } //rebuild groups sCull->assertDrawMapsEmpty(); /*LLSpatialGroup::sNoDelete = FALSE; for (LLCullResult::sg_list_t::iterator i = sCull->beginVisibleGroups(); i != sCull->endVisibleGroups(); ++i) { LLSpatialGroup* group = *i; if (sUseOcclusion && group->isState(LLSpatialGroup::OCCLUDED)) { continue; } group->rebuildGeom(); } LLSpatialGroup::sNoDelete = TRUE;*/ rebuildPriorityGroups(); const S32 bin_count = 1024*8; static LLCullResult::drawinfo_list_t alpha_bins[bin_count]; static U32 bin_size[bin_count]; //clear one bin per frame to avoid memory bloat static S32 clear_idx = 0; clear_idx = (1+clear_idx)%bin_count; alpha_bins[clear_idx].clear(); for (U32 j = 0; j < bin_count; j++) { bin_size[j] = 0; } //build render map for (LLCullResult::sg_list_t::iterator i = sCull->beginVisibleGroups(); i != sCull->endVisibleGroups(); ++i) { LLSpatialGroup* group = *i; if (sUseOcclusion && group->isOcclusionState(LLSpatialGroup::OCCLUDED)) { continue; } if (group->isState(LLSpatialGroup::NEW_DRAWINFO) && group->isState(LLSpatialGroup::GEOM_DIRTY)) { //no way this group is going to be drawable without a rebuild group->rebuildGeom(); } for (LLSpatialGroup::draw_map_t::iterator j = group->mDrawMap.begin(); j != group->mDrawMap.end(); ++j) { LLSpatialGroup::drawmap_elem_t& src_vec = j->second; if (!hasRenderType(j->first)) { continue; } for (LLSpatialGroup::drawmap_elem_t::iterator k = src_vec.begin(); k != src_vec.end(); ++k) { if (sMinRenderSize > 0.f) { LLVector3 bounds = (*k)->mExtents[1]-(*k)->mExtents[0]; if (llmax(llmax(bounds.mV[0], bounds.mV[1]), bounds.mV[2]) > sMinRenderSize) { sCull->pushDrawInfo(j->first, *k); } } else { sCull->pushDrawInfo(j->first, *k); } } } if (hasRenderType(LLPipeline::RENDER_TYPE_PASS_ALPHA)) { LLSpatialGroup::draw_map_t::iterator alpha = group->mDrawMap.find(LLRenderPass::PASS_ALPHA); if (alpha != group->mDrawMap.end()) { //store alpha groups for sorting LLSpatialBridge* bridge = group->mSpatialPartition->asBridge(); if (LLViewerCamera::sCurCameraID == LLViewerCamera::CAMERA_WORLD) { if (bridge) { LLCamera trans_camera = bridge->transformCamera(camera); group->updateDistance(trans_camera); } else { group->updateDistance(camera); } } if (hasRenderType(LLDrawPool::POOL_ALPHA)) { sCull->pushAlphaGroup(group); } } } } if (!sShadowRender) { //sort by texture or bump map for (U32 i = 0; i < LLRenderPass::NUM_RENDER_TYPES; ++i) { if (i == LLRenderPass::PASS_BUMP) { std::sort(sCull->beginRenderMap(i), sCull->endRenderMap(i), LLDrawInfo::CompareBump()); } else { std::sort(sCull->beginRenderMap(i), sCull->endRenderMap(i), LLDrawInfo::CompareTexturePtrMatrix()); } } std::sort(sCull->beginAlphaGroups(), sCull->endAlphaGroups(), LLSpatialGroup::CompareDepthGreater()); } // only render if the flag is set. The flag is only set if we are in edit mode or the toggle is set in the menus if (LLFloaterReg::instanceVisible("beacons") && !sShadowRender) { if (sRenderScriptedTouchBeacons) { // Only show the beacon on the root object. forAllVisibleDrawables(renderScriptedTouchBeacons); } else if (sRenderScriptedBeacons) { // Only show the beacon on the root object. forAllVisibleDrawables(renderScriptedBeacons); } if (sRenderPhysicalBeacons) { // Only show the beacon on the root object. forAllVisibleDrawables(renderPhysicalBeacons); } if (sRenderParticleBeacons) { forAllVisibleDrawables(renderParticleBeacons); } // If god mode, also show audio cues if (sRenderSoundBeacons && gAudiop) { // Walk all sound sources and render out beacons for them. Note, this isn't done in the ForAllVisibleDrawables function, because some are not visible. LLAudioEngine::source_map::iterator iter; for (iter = gAudiop->mAllSources.begin(); iter != gAudiop->mAllSources.end(); ++iter) { LLAudioSource *sourcep = iter->second; LLVector3d pos_global = sourcep->getPositionGlobal(); LLVector3 pos = gAgent.getPosAgentFromGlobal(pos_global); if (gPipeline.sRenderBeacons) { //pos += LLVector3(0.f, 0.f, 0.2f); gObjectList.addDebugBeacon(pos, "", LLColor4(1.f, 1.f, 0.f, 0.5f), LLColor4(1.f, 1.f, 1.f, 0.5f), gSavedSettings.getS32("DebugBeaconLineWidth")); } } // now deal with highlights for all those seeable sound sources forAllVisibleDrawables(renderSoundHighlights); } } // If managing your telehub, draw beacons at telehub and currently selected spawnpoint. if (LLFloaterTelehub::renderBeacons()) { LLFloaterTelehub::addBeacons(); } if (!sShadowRender) { mSelectedFaces.clear(); // Draw face highlights for selected faces. if (LLSelectMgr::getInstance()->getTEMode()) { struct f : public LLSelectedTEFunctor { virtual bool apply(LLViewerObject* object, S32 te) { if (object->mDrawable) { gPipeline.mSelectedFaces.push_back(object->mDrawable->getFace(te)); } return true; } } func; LLSelectMgr::getInstance()->getSelection()->applyToTEs(&func); } } //LLSpatialGroup::sNoDelete = FALSE; } void render_hud_elements() { LLMemType mt_rhe(LLMemType::MTYPE_PIPELINE_RENDER_HUD_ELS); LLFastTimer t(FTM_RENDER_UI); gPipeline.disableLights(); LLGLDisable fog(GL_FOG); LLGLSUIDefault gls_ui; LLGLEnable stencil(GL_STENCIL_TEST); glStencilFunc(GL_ALWAYS, 255, 0xFFFFFFFF); glStencilMask(0xFFFFFFFF); glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE); gGL.color4f(1,1,1,1); if (!LLPipeline::sReflectionRender && gPipeline.hasRenderDebugFeatureMask(LLPipeline::RENDER_DEBUG_FEATURE_UI)) { LLGLEnable multisample(GL_MULTISAMPLE_ARB); gViewerWindow->renderSelections(FALSE, FALSE, FALSE); // For HUD version in render_ui_3d() // Draw the tracking overlays LLTracker::render3D(); // Show the property lines LLWorld::getInstance()->renderPropertyLines(); LLViewerParcelMgr::getInstance()->render(); LLViewerParcelMgr::getInstance()->renderParcelCollision(); // Render name tags. LLHUDObject::renderAll(); } else if (gForceRenderLandFence) { // This is only set when not rendering the UI, for parcel snapshots LLViewerParcelMgr::getInstance()->render(); } else if (gPipeline.hasRenderType(LLPipeline::RENDER_TYPE_HUD)) { LLHUDText::renderAllHUD(); } gGL.flush(); } void LLPipeline::renderHighlights() { LLMemType mt(LLMemType::MTYPE_PIPELINE_RENDER_HL); assertInitialized(); // Draw 3D UI elements here (before we clear the Z buffer in POOL_HUD) // Render highlighted faces. LLGLSPipelineAlpha gls_pipeline_alpha; LLColor4 color(1.f, 1.f, 1.f, 0.5f); LLGLEnable color_mat(GL_COLOR_MATERIAL); disableLights(); if (!hasRenderType(LLPipeline::RENDER_TYPE_HUD) && !mHighlightSet.empty()) { //draw blurry highlight image over screen LLGLEnable blend(GL_BLEND); LLGLDepthTest depth(GL_TRUE, GL_FALSE, GL_ALWAYS); LLGLDisable test(GL_ALPHA_TEST); LLGLEnable stencil(GL_STENCIL_TEST); gGL.flush(); glStencilMask(0xFFFFFFFF); glClearStencil(1); glClear(GL_STENCIL_BUFFER_BIT); glStencilFunc(GL_ALWAYS, 0, 0xFFFFFFFF); glStencilOp(GL_REPLACE, GL_REPLACE, GL_REPLACE); gGL.setColorMask(false, false); for (std::set::iterator iter = mHighlightSet.begin(); iter != mHighlightSet.end(); ++iter) { renderHighlight(iter->mItem->getVObj(), 1.f); } gGL.setColorMask(true, false); glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP); glStencilFunc(GL_NOTEQUAL, 0, 0xFFFFFFFF); //gGL.setSceneBlendType(LLRender::BT_ADD_WITH_ALPHA); gGL.pushMatrix(); glLoadIdentity(); glMatrixMode(GL_PROJECTION); gGL.pushMatrix(); glLoadIdentity(); gGL.getTexUnit(0)->bind(&mHighlight); LLVector2 tc1; LLVector2 tc2; tc1.setVec(0,0); tc2.setVec(2,2); gGL.begin(LLRender::TRIANGLES); F32 scale = gSavedSettings.getF32("RenderHighlightBrightness"); LLColor4 color = gSavedSettings.getColor4("RenderHighlightColor"); F32 thickness = gSavedSettings.getF32("RenderHighlightThickness"); for (S32 pass = 0; pass < 2; ++pass) { if (pass == 0) { gGL.setSceneBlendType(LLRender::BT_ADD_WITH_ALPHA); } else { gGL.setSceneBlendType(LLRender::BT_ALPHA); } for (S32 i = 0; i < 8; ++i) { for (S32 j = 0; j < 8; ++j) { LLVector2 tc(i-4+0.5f, j-4+0.5f); F32 dist = 1.f-(tc.length()/sqrtf(32.f)); dist *= scale/64.f; tc *= thickness; tc.mV[0] = (tc.mV[0])/mHighlight.getWidth(); tc.mV[1] = (tc.mV[1])/mHighlight.getHeight(); gGL.color4f(color.mV[0], color.mV[1], color.mV[2], color.mV[3]*dist); gGL.texCoord2f(tc.mV[0]+tc1.mV[0], tc.mV[1]+tc2.mV[1]); gGL.vertex2f(-1,3); gGL.texCoord2f(tc.mV[0]+tc1.mV[0], tc.mV[1]+tc1.mV[1]); gGL.vertex2f(-1,-1); gGL.texCoord2f(tc.mV[0]+tc2.mV[0], tc.mV[1]+tc1.mV[1]); gGL.vertex2f(3,-1); } } } gGL.end(); gGL.popMatrix(); glMatrixMode(GL_MODELVIEW); gGL.popMatrix(); //gGL.setSceneBlendType(LLRender::BT_ALPHA); } if ((LLViewerShaderMgr::instance()->getVertexShaderLevel(LLViewerShaderMgr::SHADER_INTERFACE) > 0)) { gHighlightProgram.bind(); gHighlightProgram.vertexAttrib4f(LLViewerShaderMgr::MATERIAL_COLOR,1,1,1,0.5f); } if (hasRenderDebugFeatureMask(RENDER_DEBUG_FEATURE_SELECTED)) { // Make sure the selection image gets downloaded and decoded if (!mFaceSelectImagep) { mFaceSelectImagep = LLViewerTextureManager::getFetchedTexture(IMG_FACE_SELECT); } mFaceSelectImagep->addTextureStats((F32)MAX_IMAGE_AREA); U32 count = mSelectedFaces.size(); for (U32 i = 0; i < count; i++) { LLFace *facep = mSelectedFaces[i]; if (!facep || facep->getDrawable()->isDead()) { llerrs << "Bad face on selection" << llendl; return; } facep->renderSelected(mFaceSelectImagep, color); } } if (hasRenderDebugFeatureMask(RENDER_DEBUG_FEATURE_SELECTED)) { // Paint 'em red! color.setVec(1.f, 0.f, 0.f, 0.5f); if ((LLViewerShaderMgr::instance()->getVertexShaderLevel(LLViewerShaderMgr::SHADER_INTERFACE) > 0)) { gHighlightProgram.vertexAttrib4f(LLViewerShaderMgr::MATERIAL_COLOR,1,0,0,0.5f); } int count = mHighlightFaces.size(); for (S32 i = 0; i < count; i++) { LLFace* facep = mHighlightFaces[i]; facep->renderSelected(LLViewerTexture::sNullImagep, color); } } // Contains a list of the faces of objects that are physical or // have touch-handlers. mHighlightFaces.clear(); if (LLViewerShaderMgr::instance()->getVertexShaderLevel(LLViewerShaderMgr::SHADER_INTERFACE) > 0) { gHighlightProgram.unbind(); } } void LLPipeline::renderGeom(LLCamera& camera, BOOL forceVBOUpdate) { LLMemType mt(LLMemType::MTYPE_PIPELINE_RENDER_GEOM); LLFastTimer t(FTM_RENDER_GEOMETRY); assertInitialized(); F64 saved_modelview[16]; F64 saved_projection[16]; //HACK: preserve/restore matrices around HUD render if (gPipeline.hasRenderType(LLPipeline::RENDER_TYPE_HUD)) { for (U32 i = 0; i < 16; i++) { saved_modelview[i] = gGLModelView[i]; saved_projection[i] = gGLProjection[i]; } } /////////////////////////////////////////// // // Sync and verify GL state // // stop_glerror(); LLVertexBuffer::unbind(); // Do verification of GL state LLGLState::checkStates(); LLGLState::checkTextureChannels(); LLGLState::checkClientArrays(); if (mRenderDebugMask & RENDER_DEBUG_VERIFY) { if (!verify()) { llerrs << "Pipeline verification failed!" << llendl; } } LLAppViewer::instance()->pingMainloopTimeout("Pipeline:ForceVBO"); // Initialize lots of GL state to "safe" values glMatrixMode(GL_TEXTURE); glLoadIdentity(); glMatrixMode(GL_MODELVIEW); LLGLSPipeline gls_pipeline; LLGLEnable multisample(GL_MULTISAMPLE_ARB); LLGLState gls_color_material(GL_COLOR_MATERIAL, mLightingDetail < 2); // Toggle backface culling for debugging LLGLEnable cull_face(mBackfaceCull ? GL_CULL_FACE : 0); // Set fog BOOL use_fog = hasRenderDebugFeatureMask(LLPipeline::RENDER_DEBUG_FEATURE_FOG); LLGLEnable fog_enable(use_fog && !gPipeline.canUseWindLightShadersOnObjects() ? GL_FOG : 0); gSky.updateFog(camera.getFar()); if (!use_fog) { sUnderWaterRender = FALSE; } gGL.getTexUnit(0)->bind(LLViewerFetchedTexture::sDefaultImagep); LLViewerFetchedTexture::sDefaultImagep->setAddressMode(LLTexUnit::TAM_WRAP); ////////////////////////////////////////////// // // Actually render all of the geometry // // stop_glerror(); LLAppViewer::instance()->pingMainloopTimeout("Pipeline:RenderDrawPools"); for (pool_set_t::iterator iter = mPools.begin(); iter != mPools.end(); ++iter) { LLDrawPool *poolp = *iter; if (hasRenderType(poolp->getType())) { poolp->prerender(); } } { LLFastTimer t(FTM_POOLS); // HACK: don't calculate local lights if we're rendering the HUD! // Removing this check will cause bad flickering when there are // HUD elements being rendered AND the user is in flycam mode -nyx if (!gPipeline.hasRenderType(LLPipeline::RENDER_TYPE_HUD)) { calcNearbyLights(camera); setupHWLights(NULL); } BOOL occlude = sUseOcclusion > 1; U32 cur_type = 0; pool_set_t::iterator iter1 = mPools.begin(); while ( iter1 != mPools.end() ) { LLDrawPool *poolp = *iter1; cur_type = poolp->getType(); if (occlude && cur_type >= LLDrawPool::POOL_GRASS) { occlude = FALSE; gGLLastMatrix = NULL; glLoadMatrixd(gGLModelView); doOcclusion(camera); } pool_set_t::iterator iter2 = iter1; if (hasRenderType(poolp->getType()) && poolp->getNumPasses() > 0) { LLFastTimer t(FTM_POOLRENDER); gGLLastMatrix = NULL; glLoadMatrixd(gGLModelView); for( S32 i = 0; i < poolp->getNumPasses(); i++ ) { LLVertexBuffer::unbind(); poolp->beginRenderPass(i); for (iter2 = iter1; iter2 != mPools.end(); iter2++) { LLDrawPool *p = *iter2; if (p->getType() != cur_type) { break; } p->render(i); } poolp->endRenderPass(i); LLVertexBuffer::unbind(); if (gDebugGL || gDebugPipeline) { GLint depth; glGetIntegerv(GL_MODELVIEW_STACK_DEPTH, &depth); if (depth > 3) { if (gDebugSession) { ll_fail("GL matrix stack corrupted."); } llerrs << "GL matrix stack corrupted!" << llendl; } std::string msg = llformat("%s pass %d", gPoolNames[cur_type].c_str(), i); LLGLState::checkStates(msg); LLGLState::checkTextureChannels(msg); LLGLState::checkClientArrays(msg); } } } else { // Skip all pools of this type for (iter2 = iter1; iter2 != mPools.end(); iter2++) { LLDrawPool *p = *iter2; if (p->getType() != cur_type) { break; } } } iter1 = iter2; stop_glerror(); } LLAppViewer::instance()->pingMainloopTimeout("Pipeline:RenderDrawPoolsEnd"); LLVertexBuffer::unbind(); gGLLastMatrix = NULL; glLoadMatrixd(gGLModelView); if (occlude) { occlude = FALSE; gGLLastMatrix = NULL; glLoadMatrixd(gGLModelView); doOcclusion(camera); } } LLVertexBuffer::unbind(); LLGLState::checkStates(); LLGLState::checkTextureChannels(); LLGLState::checkClientArrays(); stop_glerror(); LLGLState::checkStates(); LLGLState::checkTextureChannels(); LLGLState::checkClientArrays(); LLAppViewer::instance()->pingMainloopTimeout("Pipeline:RenderHighlights"); if (!sReflectionRender) { renderHighlights(); } // Contains a list of the faces of objects that are physical or // have touch-handlers. mHighlightFaces.clear(); LLAppViewer::instance()->pingMainloopTimeout("Pipeline:RenderDebug"); renderDebug(); LLVertexBuffer::unbind(); if (!LLPipeline::sReflectionRender && !LLPipeline::sRenderDeferred && gPipeline.hasRenderDebugFeatureMask(LLPipeline::RENDER_DEBUG_FEATURE_UI)) { // Render debugging beacons. gObjectList.renderObjectBeacons(); gObjectList.resetObjectBeacons(); } LLAppViewer::instance()->pingMainloopTimeout("Pipeline:RenderGeomEnd"); //HACK: preserve/restore matrices around HUD render if (gPipeline.hasRenderType(LLPipeline::RENDER_TYPE_HUD)) { for (U32 i = 0; i < 16; i++) { gGLModelView[i] = saved_modelview[i]; gGLProjection[i] = saved_projection[i]; } } LLVertexBuffer::unbind(); LLGLState::checkStates(); LLGLState::checkTextureChannels(); LLGLState::checkClientArrays(); } void LLPipeline::renderGeomDeferred(LLCamera& camera) { LLAppViewer::instance()->pingMainloopTimeout("Pipeline:RenderGeomDeferred"); LLMemType mt_rgd(LLMemType::MTYPE_PIPELINE_RENDER_GEOM_DEFFERRED); LLFastTimer t(FTM_RENDER_GEOMETRY); LLFastTimer t2(FTM_POOLS); LLGLEnable cull(GL_CULL_FACE); LLGLEnable stencil(GL_STENCIL_TEST); glStencilFunc(GL_ALWAYS, 1, 0xFFFFFFFF); stop_glerror(); glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE); stop_glerror(); for (pool_set_t::iterator iter = mPools.begin(); iter != mPools.end(); ++iter) { LLDrawPool *poolp = *iter; if (hasRenderType(poolp->getType())) { poolp->prerender(); } } LLGLEnable multisample(GL_MULTISAMPLE_ARB); LLVertexBuffer::unbind(); LLGLState::checkStates(); LLGLState::checkTextureChannels(); LLGLState::checkClientArrays(); U32 cur_type = 0; gGL.setColorMask(true, true); pool_set_t::iterator iter1 = mPools.begin(); while ( iter1 != mPools.end() ) { LLDrawPool *poolp = *iter1; cur_type = poolp->getType(); pool_set_t::iterator iter2 = iter1; if (hasRenderType(poolp->getType()) && poolp->getNumDeferredPasses() > 0) { LLFastTimer t(FTM_POOLRENDER); gGLLastMatrix = NULL; glLoadMatrixd(gGLModelView); for( S32 i = 0; i < poolp->getNumDeferredPasses(); i++ ) { LLVertexBuffer::unbind(); poolp->beginDeferredPass(i); for (iter2 = iter1; iter2 != mPools.end(); iter2++) { LLDrawPool *p = *iter2; if (p->getType() != cur_type) { break; } p->renderDeferred(i); } poolp->endDeferredPass(i); LLVertexBuffer::unbind(); if (gDebugGL || gDebugPipeline) { GLint depth; glGetIntegerv(GL_MODELVIEW_STACK_DEPTH, &depth); if (depth > 3) { llerrs << "GL matrix stack corrupted!" << llendl; } LLGLState::checkStates(); LLGLState::checkTextureChannels(); LLGLState::checkClientArrays(); } } } else { // Skip all pools of this type for (iter2 = iter1; iter2 != mPools.end(); iter2++) { LLDrawPool *p = *iter2; if (p->getType() != cur_type) { break; } } } iter1 = iter2; stop_glerror(); } gGLLastMatrix = NULL; glLoadMatrixd(gGLModelView); gGL.setColorMask(true, false); } void LLPipeline::renderGeomPostDeferred(LLCamera& camera) { LLMemType mt_rgpd(LLMemType::MTYPE_PIPELINE_RENDER_GEOM_POST_DEF); LLFastTimer t(FTM_POOLS); U32 cur_type = 0; LLGLEnable cull(GL_CULL_FACE); LLGLEnable multisample(GL_MULTISAMPLE_ARB); calcNearbyLights(camera); setupHWLights(NULL); gGL.setColorMask(true, false); pool_set_t::iterator iter1 = mPools.begin(); BOOL occlude = LLPipeline::sUseOcclusion > 1; while ( iter1 != mPools.end() ) { LLDrawPool *poolp = *iter1; cur_type = poolp->getType(); if (occlude && cur_type >= LLDrawPool::POOL_GRASS) { occlude = FALSE; gGLLastMatrix = NULL; glLoadMatrixd(gGLModelView); doOcclusion(camera); gGL.setColorMask(true, false); } pool_set_t::iterator iter2 = iter1; if (hasRenderType(poolp->getType()) && poolp->getNumPostDeferredPasses() > 0) { LLFastTimer t(FTM_POOLRENDER); gGLLastMatrix = NULL; glLoadMatrixd(gGLModelView); for( S32 i = 0; i < poolp->getNumPostDeferredPasses(); i++ ) { LLVertexBuffer::unbind(); poolp->beginPostDeferredPass(i); for (iter2 = iter1; iter2 != mPools.end(); iter2++) { LLDrawPool *p = *iter2; if (p->getType() != cur_type) { break; } p->renderPostDeferred(i); } poolp->endPostDeferredPass(i); LLVertexBuffer::unbind(); if (gDebugGL || gDebugPipeline) { GLint depth; glGetIntegerv(GL_MODELVIEW_STACK_DEPTH, &depth); if (depth > 3) { llerrs << "GL matrix stack corrupted!" << llendl; } LLGLState::checkStates(); LLGLState::checkTextureChannels(); LLGLState::checkClientArrays(); } } } else { // Skip all pools of this type for (iter2 = iter1; iter2 != mPools.end(); iter2++) { LLDrawPool *p = *iter2; if (p->getType() != cur_type) { break; } } } iter1 = iter2; stop_glerror(); } gGLLastMatrix = NULL; glLoadMatrixd(gGLModelView); if (occlude) { occlude = FALSE; gGLLastMatrix = NULL; glLoadMatrixd(gGLModelView); doOcclusion(camera); gGLLastMatrix = NULL; glLoadMatrixd(gGLModelView); } } void LLPipeline::renderGeomShadow(LLCamera& camera) { LLMemType mt_rgs(LLMemType::MTYPE_PIPELINE_RENDER_GEOM_SHADOW); U32 cur_type = 0; LLGLEnable cull(GL_CULL_FACE); LLVertexBuffer::unbind(); pool_set_t::iterator iter1 = mPools.begin(); while ( iter1 != mPools.end() ) { LLDrawPool *poolp = *iter1; cur_type = poolp->getType(); pool_set_t::iterator iter2 = iter1; if (hasRenderType(poolp->getType()) && poolp->getNumShadowPasses() > 0) { gGLLastMatrix = NULL; glLoadMatrixd(gGLModelView); for( S32 i = 0; i < poolp->getNumShadowPasses(); i++ ) { LLVertexBuffer::unbind(); poolp->beginShadowPass(i); for (iter2 = iter1; iter2 != mPools.end(); iter2++) { LLDrawPool *p = *iter2; if (p->getType() != cur_type) { break; } p->renderShadow(i); } poolp->endShadowPass(i); LLVertexBuffer::unbind(); LLGLState::checkStates(); LLGLState::checkTextureChannels(); LLGLState::checkClientArrays(); } } else { // Skip all pools of this type for (iter2 = iter1; iter2 != mPools.end(); iter2++) { LLDrawPool *p = *iter2; if (p->getType() != cur_type) { break; } } } iter1 = iter2; stop_glerror(); } gGLLastMatrix = NULL; glLoadMatrixd(gGLModelView); } void LLPipeline::addTrianglesDrawn(S32 index_count, U32 render_type) { assertInitialized(); S32 count = 0; if (render_type == LLRender::TRIANGLE_STRIP) { count = index_count-2; } else { count = index_count/3; } mTrianglesDrawn += count; mBatchCount++; mMaxBatchSize = llmax(mMaxBatchSize, count); mMinBatchSize = llmin(mMinBatchSize, count); if (LLPipeline::sRenderFrameTest) { gViewerWindow->getWindow()->swapBuffers(); ms_sleep(16); } } void LLPipeline::renderDebug() { LLMemType mt(LLMemType::MTYPE_PIPELINE); assertInitialized(); gGL.color4f(1,1,1,1); gGLLastMatrix = NULL; glLoadMatrixd(gGLModelView); gGL.setColorMask(true, false); // Debug stuff. for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin(); iter != LLWorld::getInstance()->getRegionList().end(); ++iter) { LLViewerRegion* region = *iter; for (U32 i = 0; i < LLViewerRegion::NUM_PARTITIONS; i++) { LLSpatialPartition* part = region->getSpatialPartition(i); if (part) { if (hasRenderType(part->mDrawableType)) { part->renderDebug(); } } } } if (gSavedSettings.getBOOL("DebugShowUploadCost")) { std::set textures; std::set sculpts; std::set meshes; BOOL selected = TRUE; if (LLSelectMgr::getInstance()->getSelection()->isEmpty()) { selected = FALSE; } for (LLCullResult::sg_list_t::iterator iter = sCull->beginVisibleGroups(); iter != sCull->endVisibleGroups(); ++iter) { LLSpatialGroup* group = *iter; LLSpatialGroup::OctreeNode* node = group->mOctreeNode; for (LLSpatialGroup::OctreeNode::element_iter elem = node->getData().begin(); elem != node->getData().end(); ++elem) { LLDrawable* drawable = *elem; LLVOVolume* volume = drawable->getVOVolume(); if (volume && volume->isSelected() == selected) { for (U32 i = 0; i < volume->getNumTEs(); ++i) { LLTextureEntry* te = volume->getTE(i); textures.insert(te->getID()); } if (volume->isSculpted()) { LLUUID sculpt_id = volume->getVolume()->getParams().getSculptID(); if (volume->isMesh()) { meshes.insert(sculpt_id); } else { sculpts.insert(sculpt_id); } } } } } gPipeline.mDebugTextureUploadCost = textures.size() * 10; gPipeline.mDebugSculptUploadCost = sculpts.size()*10; U32 mesh_cost = 0; for (std::set::iterator iter = meshes.begin(); iter != meshes.end(); ++iter) { mesh_cost += gMeshRepo.getResourceCost(*iter)*10; } gPipeline.mDebugMeshUploadCost = mesh_cost; } for (LLCullResult::bridge_list_t::const_iterator i = sCull->beginVisibleBridge(); i != sCull->endVisibleBridge(); ++i) { LLSpatialBridge* bridge = *i; if (!bridge->isDead() && hasRenderType(bridge->mDrawableType)) { glPushMatrix(); glMultMatrixf((F32*)bridge->mDrawable->getRenderMatrix().mMatrix); bridge->renderDebug(); glPopMatrix(); } } if (hasRenderDebugMask(LLPipeline::RENDER_DEBUG_SHADOW_FRUSTA)) { LLGLEnable blend(GL_BLEND); LLGLDepthTest depth(TRUE, FALSE); LLGLDisable cull(GL_CULL_FACE); gGL.color4f(1,1,1,1); gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); F32 a = 0.1f; F32 col[] = { 1,0,0,a, 0,1,0,a, 0,0,1,a, 1,0,1,a, 1,1,0,a, 0,1,1,a, 1,1,1,a, 1,0,1,a, }; for (U32 i = 0; i < 8; i++) { if (i > 3) { gGL.color4fv(col+(i-4)*4); LLVector3* frust = mShadowCamera[i].mAgentFrustum; gGL.begin(LLRender::TRIANGLE_STRIP); gGL.vertex3fv(frust[0].mV); gGL.vertex3fv(frust[4].mV); gGL.vertex3fv(frust[1].mV); gGL.vertex3fv(frust[5].mV); gGL.vertex3fv(frust[2].mV); gGL.vertex3fv(frust[6].mV); gGL.vertex3fv(frust[3].mV); gGL.vertex3fv(frust[7].mV); gGL.vertex3fv(frust[0].mV); gGL.vertex3fv(frust[4].mV); gGL.end(); gGL.begin(LLRender::TRIANGLE_STRIP); gGL.vertex3fv(frust[0].mV); gGL.vertex3fv(frust[1].mV); gGL.vertex3fv(frust[3].mV); gGL.vertex3fv(frust[2].mV); gGL.end(); gGL.begin(LLRender::TRIANGLE_STRIP); gGL.vertex3fv(frust[4].mV); gGL.vertex3fv(frust[5].mV); gGL.vertex3fv(frust[7].mV); gGL.vertex3fv(frust[6].mV); gGL.end(); } if (i < 4) { gGL.begin(LLRender::LINES); F32* c = col+i*4; for (U32 j = 0; j < mShadowFrustPoints[i].size(); ++j) { gGL.color3fv(c); for (U32 k = 0; k < mShadowFrustPoints[i].size(); ++k) { if (j != k) { gGL.vertex3fv(mShadowFrustPoints[i][j].mV); gGL.vertex3fv(mShadowFrustPoints[i][k].mV); } } if (!mShadowFrustOrigin[i].isExactlyZero()) { gGL.vertex3fv(mShadowFrustPoints[i][j].mV); gGL.color4f(1,1,1,1); gGL.vertex3fv(mShadowFrustOrigin[i].mV); } } gGL.end(); } /*for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin(); iter != LLWorld::getInstance()->getRegionList().end(); ++iter) { LLViewerRegion* region = *iter; for (U32 j = 0; j < LLViewerRegion::NUM_PARTITIONS; j++) { LLSpatialPartition* part = region->getSpatialPartition(j); if (part) { if (hasRenderType(part->mDrawableType)) { part->renderIntersectingBBoxes(&mShadowCamera[i]); } } } }*/ } } if (mRenderDebugMask & RENDER_DEBUG_COMPOSITION) { // Debug composition layers F32 x, y; gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); if (gAgent.getRegion()) { gGL.begin(LLRender::POINTS); // Draw the composition layer for the region that I'm in. for (x = 0; x <= 260; x++) { for (y = 0; y <= 260; y++) { if ((x > 255) || (y > 255)) { gGL.color4f(1.f, 0.f, 0.f, 1.f); } else { gGL.color4f(0.f, 0.f, 1.f, 1.f); } F32 z = gAgent.getRegion()->getCompositionXY((S32)x, (S32)y); z *= 5.f; z += 50.f; gGL.vertex3f(x, y, z); } } gGL.end(); } } if (mRenderDebugMask & LLPipeline::RENDER_DEBUG_BUILD_QUEUE) { U32 count = 0; U32 size = mBuildQ2.size(); LLColor4 col; LLGLEnable blend(GL_BLEND); LLGLDepthTest depth(GL_TRUE, GL_FALSE); gGL.getTexUnit(0)->bind(LLViewerFetchedTexture::sWhiteImagep); for (LLSpatialGroup::sg_vector_t::iterator iter = mGroupQ2.begin(); iter != mGroupQ2.end(); ++iter) { LLSpatialGroup* group = *iter; if (group->isDead()) { continue; } LLSpatialBridge* bridge = group->mSpatialPartition->asBridge(); if (bridge && (!bridge->mDrawable || bridge->mDrawable->isDead())) { continue; } if (bridge) { gGL.pushMatrix(); glMultMatrixf((F32*)bridge->mDrawable->getRenderMatrix().mMatrix); } F32 alpha = (F32) (size-count)/size; LLVector2 c(1.f-alpha, alpha); c.normVec(); ++count; col.set(c.mV[0], c.mV[1], 0, alpha*0.5f+0.1f); group->drawObjectBox(col); if (bridge) { gGL.popMatrix(); } } } gGL.flush(); } void LLPipeline::renderForSelect(std::set& objects, BOOL render_transparent, const LLRect& screen_rect) { assertInitialized(); gGL.setColorMask(true, false); gPipeline.resetDrawOrders(); LLViewerCamera* camera = LLViewerCamera::getInstance(); for (std::set::iterator iter = objects.begin(); iter != objects.end(); ++iter) { stateSort((*iter)->mDrawable, *camera); } LLMemType mt(LLMemType::MTYPE_PIPELINE_RENDER_SELECT); glMatrixMode(GL_MODELVIEW); LLGLSDefault gls_default; LLGLSObjectSelect gls_object_select; gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); LLGLDepthTest gls_depth(GL_TRUE,GL_TRUE); disableLights(); LLVertexBuffer::unbind(); //for each drawpool LLGLState::checkStates(); LLGLState::checkTextureChannels(); LLGLState::checkClientArrays(); U32 last_type = 0; // If we don't do this, we crash something on changing graphics settings // from Medium -> Low, because we unload all the shaders and the // draw pools aren't aware. I don't know if this has to be a separate // loop before actual rendering. JC for (pool_set_t::iterator iter = mPools.begin(); iter != mPools.end(); ++iter) { LLDrawPool *poolp = *iter; if (poolp->isFacePool() && hasRenderType(poolp->getType())) { poolp->prerender(); } } for (pool_set_t::iterator iter = mPools.begin(); iter != mPools.end(); ++iter) { LLDrawPool *poolp = *iter; if (poolp->isFacePool() && hasRenderType(poolp->getType())) { LLFacePool* face_pool = (LLFacePool*) poolp; face_pool->renderForSelect(); LLVertexBuffer::unbind(); gGLLastMatrix = NULL; glLoadMatrixd(gGLModelView); if (poolp->getType() != last_type) { last_type = poolp->getType(); LLGLState::checkStates(); LLGLState::checkTextureChannels(); LLGLState::checkClientArrays(); } } } LLGLEnable alpha_test(GL_ALPHA_TEST); if (render_transparent) { gGL.setAlphaRejectSettings(LLRender::CF_GREATER_EQUAL, 0.f); } else { gGL.setAlphaRejectSettings(LLRender::CF_GREATER, 0.2f); } gGL.getTexUnit(0)->setTextureColorBlend(LLTexUnit::TBO_REPLACE, LLTexUnit::TBS_VERT_COLOR); gGL.getTexUnit(0)->setTextureAlphaBlend(LLTexUnit::TBO_MULT, LLTexUnit::TBS_TEX_ALPHA, LLTexUnit::TBS_VERT_ALPHA); U32 prim_mask = LLVertexBuffer::MAP_VERTEX | LLVertexBuffer::MAP_TEXCOORD0; for (std::set::iterator i = objects.begin(); i != objects.end(); ++i) { LLViewerObject* vobj = *i; LLDrawable* drawable = vobj->mDrawable; if (vobj->isDead() || vobj->isHUDAttachment() || (LLSelectMgr::getInstance()->mHideSelectedObjects && vobj->isSelected()) || drawable->isDead() || !hasRenderType(drawable->getRenderType())) { continue; } for (S32 j = 0; j < drawable->getNumFaces(); ++j) { LLFace* facep = drawable->getFace(j); if (!facep->getPool()) { facep->renderForSelect(prim_mask); } } } // pick HUD objects LLVOAvatar* avatarp = gAgent.getAvatarObject(); if (avatarp && sShowHUDAttachments) { glh::matrix4f save_proj(glh_get_current_projection()); glh::matrix4f save_model(glh_get_current_modelview()); setup_hud_matrices(screen_rect); for (LLVOAvatar::attachment_map_t::iterator iter = avatarp->mAttachmentPoints.begin(); iter != avatarp->mAttachmentPoints.end(); ) { LLVOAvatar::attachment_map_t::iterator curiter = iter++; LLViewerJointAttachment* attachment = curiter->second; if (attachment->getIsHUDAttachment()) { for (LLViewerJointAttachment::attachedobjs_vec_t::iterator attachment_iter = attachment->mAttachedObjects.begin(); attachment_iter != attachment->mAttachedObjects.end(); ++attachment_iter) { if (LLViewerObject* attached_object = (*attachment_iter)) { LLDrawable* drawable = attached_object->mDrawable; if (drawable->isDead()) { continue; } for (S32 j = 0; j < drawable->getNumFaces(); ++j) { LLFace* facep = drawable->getFace(j); if (!facep->getPool()) { facep->renderForSelect(prim_mask); } } //render child faces LLViewerObject::const_child_list_t& child_list = attached_object->getChildren(); for (LLViewerObject::child_list_t::const_iterator iter = child_list.begin(); iter != child_list.end(); iter++) { LLViewerObject* child = *iter; LLDrawable* child_drawable = child->mDrawable; for (S32 l = 0; l < child_drawable->getNumFaces(); ++l) { LLFace* facep = child_drawable->getFace(l); if (!facep->getPool()) { facep->renderForSelect(prim_mask); } } } } } } } glMatrixMode(GL_PROJECTION); glLoadMatrixf(save_proj.m); glh_set_current_projection(save_proj); glMatrixMode(GL_MODELVIEW); glLoadMatrixf(save_model.m); glh_set_current_modelview(save_model); } gGL.getTexUnit(0)->setTextureBlendType(LLTexUnit::TB_MULT); LLVertexBuffer::unbind(); gGL.setColorMask(true, true); } void LLPipeline::rebuildPools() { LLMemType mt(LLMemType::MTYPE_PIPELINE_REBUILD_POOLS); assertInitialized(); S32 max_count = mPools.size(); pool_set_t::iterator iter1 = mPools.upper_bound(mLastRebuildPool); while(max_count > 0 && mPools.size() > 0) // && num_rebuilds < MAX_REBUILDS) { if (iter1 == mPools.end()) { iter1 = mPools.begin(); } LLDrawPool* poolp = *iter1; if (poolp->isDead()) { mPools.erase(iter1++); removeFromQuickLookup( poolp ); if (poolp == mLastRebuildPool) { mLastRebuildPool = NULL; } delete poolp; } else { mLastRebuildPool = poolp; iter1++; } max_count--; } if (gAgent.getAvatarObject()) { gAgent.getAvatarObject()->rebuildHUD(); } } void LLPipeline::addToQuickLookup( LLDrawPool* new_poolp ) { LLMemType mt(LLMemType::MTYPE_PIPELINE_QUICK_LOOKUP); assertInitialized(); switch( new_poolp->getType() ) { case LLDrawPool::POOL_SIMPLE: if (mSimplePool) { llassert(0); llwarns << "Ignoring duplicate simple pool." << llendl; } else { mSimplePool = (LLRenderPass*) new_poolp; } break; case LLDrawPool::POOL_GRASS: if (mGrassPool) { llassert(0); llwarns << "Ignoring duplicate grass pool." << llendl; } else { mGrassPool = (LLRenderPass*) new_poolp; } break; case LLDrawPool::POOL_FULLBRIGHT: if (mFullbrightPool) { llassert(0); llwarns << "Ignoring duplicate simple pool." << llendl; } else { mFullbrightPool = (LLRenderPass*) new_poolp; } break; case LLDrawPool::POOL_INVISIBLE: if (mInvisiblePool) { llassert(0); llwarns << "Ignoring duplicate simple pool." << llendl; } else { mInvisiblePool = (LLRenderPass*) new_poolp; } break; case LLDrawPool::POOL_GLOW: if (mGlowPool) { llassert(0); llwarns << "Ignoring duplicate glow pool." << llendl; } else { mGlowPool = (LLRenderPass*) new_poolp; } break; case LLDrawPool::POOL_TREE: mTreePools[ uintptr_t(new_poolp->getTexture()) ] = new_poolp ; break; case LLDrawPool::POOL_TERRAIN: mTerrainPools[ uintptr_t(new_poolp->getTexture()) ] = new_poolp ; break; case LLDrawPool::POOL_BUMP: if (mBumpPool) { llassert(0); llwarns << "Ignoring duplicate bump pool." << llendl; } else { mBumpPool = new_poolp; } break; case LLDrawPool::POOL_ALPHA: if( mAlphaPool ) { llassert(0); llwarns << "LLPipeline::addPool(): Ignoring duplicate Alpha pool" << llendl; } else { mAlphaPool = new_poolp; } break; case LLDrawPool::POOL_AVATAR: break; // Do nothing case LLDrawPool::POOL_SKY: if( mSkyPool ) { llassert(0); llwarns << "LLPipeline::addPool(): Ignoring duplicate Sky pool" << llendl; } else { mSkyPool = new_poolp; } break; case LLDrawPool::POOL_WATER: if( mWaterPool ) { llassert(0); llwarns << "LLPipeline::addPool(): Ignoring duplicate Water pool" << llendl; } else { mWaterPool = new_poolp; } break; case LLDrawPool::POOL_GROUND: if( mGroundPool ) { llassert(0); llwarns << "LLPipeline::addPool(): Ignoring duplicate Ground Pool" << llendl; } else { mGroundPool = new_poolp; } break; case LLDrawPool::POOL_WL_SKY: if( mWLSkyPool ) { llassert(0); llwarns << "LLPipeline::addPool(): Ignoring duplicate WLSky Pool" << llendl; } else { mWLSkyPool = new_poolp; } break; default: llassert(0); llwarns << "Invalid Pool Type in LLPipeline::addPool()" << llendl; break; } } void LLPipeline::removePool( LLDrawPool* poolp ) { assertInitialized(); removeFromQuickLookup(poolp); mPools.erase(poolp); delete poolp; } void LLPipeline::removeFromQuickLookup( LLDrawPool* poolp ) { assertInitialized(); LLMemType mt(LLMemType::MTYPE_PIPELINE); switch( poolp->getType() ) { case LLDrawPool::POOL_SIMPLE: llassert(mSimplePool == poolp); mSimplePool = NULL; break; case LLDrawPool::POOL_GRASS: llassert(mGrassPool == poolp); mGrassPool = NULL; break; case LLDrawPool::POOL_FULLBRIGHT: llassert(mFullbrightPool == poolp); mFullbrightPool = NULL; break; case LLDrawPool::POOL_INVISIBLE: llassert(mInvisiblePool == poolp); mInvisiblePool = NULL; break; case LLDrawPool::POOL_WL_SKY: llassert(mWLSkyPool == poolp); mWLSkyPool = NULL; break; case LLDrawPool::POOL_GLOW: llassert(mGlowPool == poolp); mGlowPool = NULL; break; case LLDrawPool::POOL_TREE: #ifdef _DEBUG { BOOL found = mTreePools.erase( (uintptr_t)poolp->getTexture() ); llassert( found ); } #else mTreePools.erase( (uintptr_t)poolp->getTexture() ); #endif break; case LLDrawPool::POOL_TERRAIN: #ifdef _DEBUG { BOOL found = mTerrainPools.erase( (uintptr_t)poolp->getTexture() ); llassert( found ); } #else mTerrainPools.erase( (uintptr_t)poolp->getTexture() ); #endif break; case LLDrawPool::POOL_BUMP: llassert( poolp == mBumpPool ); mBumpPool = NULL; break; case LLDrawPool::POOL_ALPHA: llassert( poolp == mAlphaPool ); mAlphaPool = NULL; break; case LLDrawPool::POOL_AVATAR: break; // Do nothing case LLDrawPool::POOL_SKY: llassert( poolp == mSkyPool ); mSkyPool = NULL; break; case LLDrawPool::POOL_WATER: llassert( poolp == mWaterPool ); mWaterPool = NULL; break; case LLDrawPool::POOL_GROUND: llassert( poolp == mGroundPool ); mGroundPool = NULL; break; default: llassert(0); llwarns << "Invalid Pool Type in LLPipeline::removeFromQuickLookup() type=" << poolp->getType() << llendl; break; } } void LLPipeline::resetDrawOrders() { assertInitialized(); // Iterate through all of the draw pools and rebuild them. for (pool_set_t::iterator iter = mPools.begin(); iter != mPools.end(); ++iter) { LLDrawPool *poolp = *iter; poolp->resetDrawOrders(); } } //============================================================================ // Once-per-frame setup of hardware lights, // including sun/moon, avatar backlight, and up to 6 local lights void LLPipeline::setupAvatarLights(BOOL for_edit) { assertInitialized(); if (for_edit) { LLColor4 diffuse(1.f, 1.f, 1.f, 0.f); LLVector4 light_pos_cam(-8.f, 0.25f, 10.f, 0.f); // w==0 => directional light LLMatrix4 camera_mat = LLViewerCamera::getInstance()->getModelview(); LLMatrix4 camera_rot(camera_mat.getMat3()); camera_rot.invert(); LLVector4 light_pos = light_pos_cam * camera_rot; light_pos.normalize(); mHWLightColors[1] = diffuse; glLightfv(GL_LIGHT1, GL_DIFFUSE, diffuse.mV); glLightfv(GL_LIGHT1, GL_AMBIENT, LLColor4::black.mV); glLightfv(GL_LIGHT1, GL_SPECULAR, LLColor4::black.mV); glLightfv(GL_LIGHT1, GL_POSITION, light_pos.mV); glLightf (GL_LIGHT1, GL_CONSTANT_ATTENUATION, 1.0f); glLightf (GL_LIGHT1, GL_LINEAR_ATTENUATION, 0.0f); glLightf (GL_LIGHT1, GL_QUADRATIC_ATTENUATION, 0.0f); glLightf (GL_LIGHT1, GL_SPOT_EXPONENT, 0.0f); glLightf (GL_LIGHT1, GL_SPOT_CUTOFF, 180.0f); } else if (gAvatarBacklight) // Always true (unless overridden in a devs .ini) { LLVector3 opposite_pos = -1.f * mSunDir; LLVector3 orthog_light_pos = mSunDir % LLVector3::z_axis; LLVector4 backlight_pos = LLVector4(lerp(opposite_pos, orthog_light_pos, 0.3f), 0.0f); backlight_pos.normalize(); LLColor4 light_diffuse = mSunDiffuse; LLColor4 backlight_diffuse(1.f - light_diffuse.mV[VRED], 1.f - light_diffuse.mV[VGREEN], 1.f - light_diffuse.mV[VBLUE], 1.f); F32 max_component = 0.001f; for (S32 i = 0; i < 3; i++) { if (backlight_diffuse.mV[i] > max_component) { max_component = backlight_diffuse.mV[i]; } } F32 backlight_mag; if (gSky.getSunDirection().mV[2] >= LLSky::NIGHTTIME_ELEVATION_COS) { backlight_mag = BACKLIGHT_DAY_MAGNITUDE_OBJECT; } else { backlight_mag = BACKLIGHT_NIGHT_MAGNITUDE_OBJECT; } backlight_diffuse *= backlight_mag / max_component; mHWLightColors[1] = backlight_diffuse; glLightfv(GL_LIGHT1, GL_POSITION, backlight_pos.mV); // this is just sun/moon direction glLightfv(GL_LIGHT1, GL_DIFFUSE, backlight_diffuse.mV); glLightfv(GL_LIGHT1, GL_AMBIENT, LLColor4::black.mV); glLightfv(GL_LIGHT1, GL_SPECULAR, LLColor4::black.mV); glLightf (GL_LIGHT1, GL_CONSTANT_ATTENUATION, 1.0f); glLightf (GL_LIGHT1, GL_LINEAR_ATTENUATION, 0.0f); glLightf (GL_LIGHT1, GL_QUADRATIC_ATTENUATION, 0.0f); glLightf (GL_LIGHT1, GL_SPOT_EXPONENT, 0.0f); glLightf (GL_LIGHT1, GL_SPOT_CUTOFF, 180.0f); } else { mHWLightColors[1] = LLColor4::black; glLightfv(GL_LIGHT1, GL_DIFFUSE, LLColor4::black.mV); glLightfv(GL_LIGHT1, GL_AMBIENT, LLColor4::black.mV); glLightfv(GL_LIGHT1, GL_SPECULAR, LLColor4::black.mV); } } static F32 calc_light_dist(LLVOVolume* light, const LLVector3& cam_pos, F32 max_dist) { F32 inten = light->getLightIntensity(); if (inten < .001f) { return max_dist; } F32 radius = light->getLightRadius(); BOOL selected = light->isSelected(); LLVector3 dpos = light->getRenderPosition() - cam_pos; F32 dist2 = dpos.lengthSquared(); if (!selected && dist2 > (max_dist + radius)*(max_dist + radius)) { return max_dist; } F32 dist = fsqrtf(dist2); dist *= 1.f / inten; dist -= radius; if (selected) { dist -= 10000.f; // selected lights get highest priority } if (light->mDrawable.notNull() && light->mDrawable->isState(LLDrawable::ACTIVE)) { // moving lights get a little higher priority (too much causes artifacts) dist -= light->getLightRadius()*0.25f; } return dist; } void LLPipeline::calcNearbyLights(LLCamera& camera) { assertInitialized(); if (LLPipeline::sReflectionRender) { return; } if (mLightingDetail >= 1) { // mNearbyLight (and all light_set_t's) are sorted such that // begin() == the closest light and rbegin() == the farthest light const S32 MAX_LOCAL_LIGHTS = 6; // LLVector3 cam_pos = gAgent.getCameraPositionAgent(); LLVector3 cam_pos = LLViewerJoystick::getInstance()->getOverrideCamera() ? camera.getOrigin() : gAgent.getPositionAgent(); F32 max_dist = LIGHT_MAX_RADIUS * 4.f; // ignore enitrely lights > 4 * max light rad // UPDATE THE EXISTING NEARBY LIGHTS light_set_t cur_nearby_lights; for (light_set_t::iterator iter = mNearbyLights.begin(); iter != mNearbyLights.end(); iter++) { const Light* light = &(*iter); LLDrawable* drawable = light->drawable; LLVOVolume* volight = drawable->getVOVolume(); if (!volight || !drawable->isState(LLDrawable::LIGHT)) { drawable->clearState(LLDrawable::NEARBY_LIGHT); continue; } if (light->fade <= -LIGHT_FADE_TIME) { drawable->clearState(LLDrawable::NEARBY_LIGHT); continue; } if (!sRenderAttachedLights && volight && volight->isAttachment()) { drawable->clearState(LLDrawable::NEARBY_LIGHT); continue; } F32 dist = calc_light_dist(volight, cam_pos, max_dist); cur_nearby_lights.insert(Light(drawable, dist, light->fade)); } mNearbyLights = cur_nearby_lights; // FIND NEW LIGHTS THAT ARE IN RANGE light_set_t new_nearby_lights; for (LLDrawable::drawable_set_t::iterator iter = mLights.begin(); iter != mLights.end(); ++iter) { LLDrawable* drawable = *iter; LLVOVolume* light = drawable->getVOVolume(); if (!light || drawable->isState(LLDrawable::NEARBY_LIGHT)) { continue; } if (light->isHUDAttachment()) { continue; // no lighting from HUD objects } F32 dist = calc_light_dist(light, cam_pos, max_dist); if (dist >= max_dist) { continue; } if (!sRenderAttachedLights && light && light->isAttachment()) { continue; } new_nearby_lights.insert(Light(drawable, dist, 0.f)); if (new_nearby_lights.size() > (U32)MAX_LOCAL_LIGHTS) { new_nearby_lights.erase(--new_nearby_lights.end()); const Light& last = *new_nearby_lights.rbegin(); max_dist = last.dist; } } // INSERT ANY NEW LIGHTS for (light_set_t::iterator iter = new_nearby_lights.begin(); iter != new_nearby_lights.end(); iter++) { const Light* light = &(*iter); if (mNearbyLights.size() < (U32)MAX_LOCAL_LIGHTS) { mNearbyLights.insert(*light); ((LLDrawable*) light->drawable)->setState(LLDrawable::NEARBY_LIGHT); } else { // crazy cast so that we can overwrite the fade value // even though gcc enforces sets as const // (fade value doesn't affect sort so this is safe) Light* farthest_light = ((Light*) (&(*(mNearbyLights.rbegin())))); if (light->dist < farthest_light->dist) { if (farthest_light->fade >= 0.f) { farthest_light->fade = -gFrameIntervalSeconds; } } else { break; // none of the other lights are closer } } } } } void LLPipeline::setupHWLights(LLDrawPool* pool) { assertInitialized(); // Ambient LLColor4 ambient = gSky.getTotalAmbientColor(); glLightModelfv(GL_LIGHT_MODEL_AMBIENT,ambient.mV); // Light 0 = Sun or Moon (All objects) { if (gSky.getSunDirection().mV[2] >= LLSky::NIGHTTIME_ELEVATION_COS) { mSunDir.setVec(gSky.getSunDirection()); mSunDiffuse.setVec(gSky.getSunDiffuseColor()); } else { mSunDir.setVec(gSky.getMoonDirection()); mSunDiffuse.setVec(gSky.getMoonDiffuseColor()); } F32 max_color = llmax(mSunDiffuse.mV[0], mSunDiffuse.mV[1], mSunDiffuse.mV[2]); if (max_color > 1.f) { mSunDiffuse *= 1.f/max_color; } mSunDiffuse.clamp(); LLVector4 light_pos(mSunDir, 0.0f); LLColor4 light_diffuse = mSunDiffuse; mHWLightColors[0] = light_diffuse; glLightfv(GL_LIGHT0, GL_POSITION, light_pos.mV); // this is just sun/moon direction glLightfv(GL_LIGHT0, GL_DIFFUSE, light_diffuse.mV); glLightfv(GL_LIGHT0, GL_AMBIENT, LLColor4::black.mV); glLightfv(GL_LIGHT0, GL_SPECULAR, LLColor4::black.mV); glLightf (GL_LIGHT0, GL_CONSTANT_ATTENUATION, 1.0f); glLightf (GL_LIGHT0, GL_LINEAR_ATTENUATION, 0.0f); glLightf (GL_LIGHT0, GL_QUADRATIC_ATTENUATION, 0.0f); glLightf (GL_LIGHT0, GL_SPOT_EXPONENT, 0.0f); glLightf (GL_LIGHT0, GL_SPOT_CUTOFF, 180.0f); } // Light 1 = Backlight (for avatars) // (set by enableLightsAvatar) S32 cur_light = 2; // Nearby lights = LIGHT 2-7 mLightMovingMask = 0; if (mLightingDetail >= 1) { for (light_set_t::iterator iter = mNearbyLights.begin(); iter != mNearbyLights.end(); ++iter) { LLDrawable* drawable = iter->drawable; LLVOVolume* light = drawable->getVOVolume(); if (!light) { continue; } if (drawable->isState(LLDrawable::ACTIVE)) { mLightMovingMask |= (1<getLightColor(); light_color.mV[3] = 0.0f; F32 fade = iter->fade; if (fade < LIGHT_FADE_TIME) { // fade in/out light if (fade >= 0.f) { fade = fade / LIGHT_FADE_TIME; ((Light*) (&(*iter)))->fade += gFrameIntervalSeconds; } else { fade = 1.f + fade / LIGHT_FADE_TIME; ((Light*) (&(*iter)))->fade -= gFrameIntervalSeconds; } fade = llclamp(fade,0.f,1.f); light_color *= fade; } LLVector3 light_pos(light->getRenderPosition()); LLVector4 light_pos_gl(light_pos, 1.0f); F32 light_radius = llmax(light->getLightRadius(), 0.001f); F32 x = (3.f * (1.f + light->getLightFalloff())); // why this magic? probably trying to match a historic behavior. float linatten = x / (light_radius); // % of brightness at radius mHWLightColors[cur_light] = light_color; S32 gllight = GL_LIGHT0+cur_light; glLightfv(gllight, GL_POSITION, light_pos_gl.mV); glLightfv(gllight, GL_DIFFUSE, light_color.mV); glLightfv(gllight, GL_AMBIENT, LLColor4::black.mV); glLightf (gllight, GL_CONSTANT_ATTENUATION, 0.0f); glLightf (gllight, GL_LINEAR_ATTENUATION, linatten); glLightf (gllight, GL_QUADRATIC_ATTENUATION, 0.0f); if (light->isLightSpotlight()) // directional (spot-)light { LLVector3 spotparams = light->getSpotLightParams(); LLQuaternion quat = light->getRenderRotation(); LLVector3 at_axis(0,0,-1); // this matches deferred rendering's object light direction at_axis *= quat; //llinfos << "SPOT!!!!!!! fov: " << spotparams.mV[0] << " focus: " << spotparams.mV[1] << " dir: " << at_axis << llendl; glLightfv(gllight, GL_SPOT_DIRECTION, at_axis.mV); glLightf (gllight, GL_SPOT_EXPONENT, 2.0f); // 2.0 = good old dot product ^ 2 glLightf (gllight, GL_SPOT_CUTOFF, 90.0f); // hemisphere const float specular[] = {0.f, 0.f, 0.f, 0.f}; glLightfv(gllight, GL_SPECULAR, specular); } else // omnidirectional (point) light { glLightf (gllight, GL_SPOT_EXPONENT, 0.0f); glLightf (gllight, GL_SPOT_CUTOFF, 180.0f); // we use specular.w = 1.0 as a cheap hack for the shaders to know that this is omnidirectional rather than a spotlight const float specular[] = {0.f, 0.f, 0.f, 1.f}; glLightfv(gllight, GL_SPECULAR, specular); //llinfos << "boring light" << llendl; } cur_light++; if (cur_light >= 8) { break; // safety } } } for ( ; cur_light < 8 ; cur_light++) { mHWLightColors[cur_light] = LLColor4::black; S32 gllight = GL_LIGHT0+cur_light; glLightfv(gllight, GL_DIFFUSE, LLColor4::black.mV); glLightfv(gllight, GL_AMBIENT, LLColor4::black.mV); glLightfv(gllight, GL_SPECULAR, LLColor4::black.mV); } if (gAgent.getAvatarObject() && gAgent.getAvatarObject()->mSpecialRenderMode == 3) { LLColor4 light_color = LLColor4::white; light_color.mV[3] = 0.0f; LLVector3 light_pos(LLViewerCamera::getInstance()->getOrigin()); LLVector4 light_pos_gl(light_pos, 1.0f); F32 light_radius = 16.f; F32 x = 3.f; float linatten = x / (light_radius); // % of brightness at radius mHWLightColors[2] = light_color; S32 gllight = GL_LIGHT2; glLightfv(gllight, GL_POSITION, light_pos_gl.mV); glLightfv(gllight, GL_DIFFUSE, light_color.mV); glLightfv(gllight, GL_AMBIENT, LLColor4::black.mV); glLightfv(gllight, GL_SPECULAR, LLColor4::black.mV); glLightf (gllight, GL_CONSTANT_ATTENUATION, 0.0f); glLightf (gllight, GL_LINEAR_ATTENUATION, linatten); glLightf (gllight, GL_QUADRATIC_ATTENUATION, 0.0f); glLightf (gllight, GL_SPOT_EXPONENT, 0.0f); glLightf (gllight, GL_SPOT_CUTOFF, 180.0f); } // Init GL state glDisable(GL_LIGHTING); for (S32 gllight=GL_LIGHT0; gllight<=GL_LIGHT7; gllight++) { glDisable(gllight); } mLightMask = 0; } void LLPipeline::enableLights(U32 mask) { assertInitialized(); if (mLightingDetail == 0) { mask &= 0xf003; // sun and backlight only (and fullbright bit) } if (mLightMask != mask) { stop_glerror(); if (!mLightMask) { glEnable(GL_LIGHTING); } if (mask) { stop_glerror(); for (S32 i=0; i<8; i++) { if (mask & (1<= 2) { mask |= mLightMovingMask; // Hardware moving lights glColor4f(0.f, 0.f, 0.f, 1.0f); // no local lighting by default } else { mask |= 0xff & (~2); // Hardware local lights } enableLights(mask); } void LLPipeline::enableLightsDynamic() { assertInitialized(); U32 mask = 0xff & (~2); // Local lights enableLights(mask); if (mLightingDetail >= 2) { glColor4f(0.f, 0.f, 0.f, 1.f); // no local lighting by default } LLVOAvatar* avatarp = gAgent.getAvatarObject(); if (avatarp && getLightingDetail() <= 0) { if (avatarp->mSpecialRenderMode == 0) // normal { gPipeline.enableLightsAvatar(); } else if (avatarp->mSpecialRenderMode >= 1) // anim preview { gPipeline.enableLightsAvatarEdit(LLColor4(0.7f, 0.6f, 0.3f, 1.f)); } } } void LLPipeline::enableLightsAvatar() { U32 mask = 0xff; // All lights setupAvatarLights(FALSE); enableLights(mask); } void LLPipeline::enableLightsAvatarEdit(const LLColor4& color) { U32 mask = 0x2002; // Avatar backlight only, set ambient setupAvatarLights(TRUE); enableLights(mask); glLightModelfv(GL_LIGHT_MODEL_AMBIENT,color.mV); } void LLPipeline::enableLightsFullbright(const LLColor4& color) { assertInitialized(); U32 mask = 0x1000; // Non-0 mask, set ambient enableLights(mask); glLightModelfv(GL_LIGHT_MODEL_AMBIENT,color.mV); if (mLightingDetail >= 2) { glColor4f(0.f, 0.f, 0.f, 1.f); // no local lighting by default } } void LLPipeline::disableLights() { enableLights(0); // no lighting (full bright) glColor4f(1.f, 1.f, 1.f, 1.f); // lighting color = white by default } //============================================================================ class LLMenuItemGL; class LLInvFVBridge; struct cat_folder_pair; class LLVOBranch; class LLVOLeaf; void LLPipeline::findReferences(LLDrawable *drawablep) { assertInitialized(); if (mLights.find(drawablep) != mLights.end()) { llinfos << "In mLights" << llendl; } if (std::find(mMovedList.begin(), mMovedList.end(), drawablep) != mMovedList.end()) { llinfos << "In mMovedList" << llendl; } if (std::find(mShiftList.begin(), mShiftList.end(), drawablep) != mShiftList.end()) { llinfos << "In mShiftList" << llendl; } if (mRetexturedList.find(drawablep) != mRetexturedList.end()) { llinfos << "In mRetexturedList" << llendl; } if (std::find(mBuildQ1.begin(), mBuildQ1.end(), drawablep) != mBuildQ1.end()) { llinfos << "In mBuildQ1" << llendl; } if (std::find(mBuildQ2.begin(), mBuildQ2.end(), drawablep) != mBuildQ2.end()) { llinfos << "In mBuildQ2" << llendl; } S32 count; count = gObjectList.findReferences(drawablep); if (count) { llinfos << "In other drawables: " << count << " references" << llendl; } } BOOL LLPipeline::verify() { BOOL ok = assertInitialized(); if (ok) { for (pool_set_t::iterator iter = mPools.begin(); iter != mPools.end(); ++iter) { LLDrawPool *poolp = *iter; if (!poolp->verify()) { ok = FALSE; } } } if (!ok) { llwarns << "Pipeline verify failed!" << llendl; } return ok; } ////////////////////////////// // // Collision detection // // /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// /** * A method to compute a ray-AABB intersection. * Original code by Andrew Woo, from "Graphics Gems", Academic Press, 1990 * Optimized code by Pierre Terdiman, 2000 (~20-30% faster on my Celeron 500) * Epsilon value added by Klaus Hartmann. (discarding it saves a few cycles only) * * Hence this version is faster as well as more robust than the original one. * * Should work provided: * 1) the integer representation of 0.0f is 0x00000000 * 2) the sign bit of the float is the most significant one * * Report bugs: p.terdiman@codercorner.com * * \param aabb [in] the axis-aligned bounding box * \param origin [in] ray origin * \param dir [in] ray direction * \param coord [out] impact coordinates * \return true if ray intersects AABB */ /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// //#define RAYAABB_EPSILON 0.00001f #define IR(x) ((U32&)x) bool LLRayAABB(const LLVector3 ¢er, const LLVector3 &size, const LLVector3& origin, const LLVector3& dir, LLVector3 &coord, F32 epsilon) { BOOL Inside = TRUE; LLVector3 MinB = center - size; LLVector3 MaxB = center + size; LLVector3 MaxT; MaxT.mV[VX]=MaxT.mV[VY]=MaxT.mV[VZ]=-1.0f; // Find candidate planes. for(U32 i=0;i<3;i++) { if(origin.mV[i] < MinB.mV[i]) { coord.mV[i] = MinB.mV[i]; Inside = FALSE; // Calculate T distances to candidate planes if(IR(dir.mV[i])) MaxT.mV[i] = (MinB.mV[i] - origin.mV[i]) / dir.mV[i]; } else if(origin.mV[i] > MaxB.mV[i]) { coord.mV[i] = MaxB.mV[i]; Inside = FALSE; // Calculate T distances to candidate planes if(IR(dir.mV[i])) MaxT.mV[i] = (MaxB.mV[i] - origin.mV[i]) / dir.mV[i]; } } // Ray origin inside bounding box if(Inside) { coord = origin; return true; } // Get largest of the maxT's for final choice of intersection U32 WhichPlane = 0; if(MaxT.mV[1] > MaxT.mV[WhichPlane]) WhichPlane = 1; if(MaxT.mV[2] > MaxT.mV[WhichPlane]) WhichPlane = 2; // Check final candidate actually inside box if(IR(MaxT.mV[WhichPlane])&0x80000000) return false; for(U32 i=0;i<3;i++) { if(i!=WhichPlane) { coord.mV[i] = origin.mV[i] + MaxT.mV[WhichPlane] * dir.mV[i]; if (epsilon > 0) { if(coord.mV[i] < MinB.mV[i] - epsilon || coord.mV[i] > MaxB.mV[i] + epsilon) return false; } else { if(coord.mV[i] < MinB.mV[i] || coord.mV[i] > MaxB.mV[i]) return false; } } } return true; // ray hits box } ////////////////////////////// // // Macros, functions, and inline methods from other classes // // void LLPipeline::setLight(LLDrawable *drawablep, BOOL is_light) { if (drawablep && assertInitialized()) { if (is_light) { mLights.insert(drawablep); drawablep->setState(LLDrawable::LIGHT); } else { drawablep->clearState(LLDrawable::LIGHT); mLights.erase(drawablep); } } } //static void LLPipeline::toggleRenderType(U32 type) { U32 bit = (1<inBuildMode() ? FALSE : TRUE; for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin(); iter != LLWorld::getInstance()->getRegionList().end(); ++iter) { LLViewerRegion* region = *iter; for (U32 j = 0; j < LLViewerRegion::NUM_PARTITIONS; j++) { if ((j == LLViewerRegion::PARTITION_VOLUME) || (j == LLViewerRegion::PARTITION_BRIDGE) || (j == LLViewerRegion::PARTITION_TERRAIN) || (j == LLViewerRegion::PARTITION_TREE) || (j == LLViewerRegion::PARTITION_GRASS)) // only check these partitions for now { LLSpatialPartition* part = region->getSpatialPartition(j); if (part && hasRenderType(part->mDrawableType)) { LLDrawable* hit = part->lineSegmentIntersect(start, local_end, pick_transparent, face_hit, &position, tex_coord, normal, bi_normal); if (hit) { drawable = hit; local_end = position; } } } } } if (!sPickAvatar) { //save hit info in case we need to restore //due to attachment override LLVector3 local_normal; LLVector3 local_binormal; LLVector2 local_texcoord; S32 local_face_hit = -1; if (face_hit) { local_face_hit = *face_hit; } if (tex_coord) { local_texcoord = *tex_coord; } if (bi_normal) { local_binormal = *bi_normal; } if (normal) { local_normal = *normal; } const F32 ATTACHMENT_OVERRIDE_DIST = 0.1f; //check against avatars sPickAvatar = TRUE; for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin(); iter != LLWorld::getInstance()->getRegionList().end(); ++iter) { LLViewerRegion* region = *iter; LLSpatialPartition* part = region->getSpatialPartition(LLViewerRegion::PARTITION_BRIDGE); if (part && hasRenderType(part->mDrawableType)) { LLDrawable* hit = part->lineSegmentIntersect(start, local_end, pick_transparent, face_hit, &position, tex_coord, normal, bi_normal); if (hit) { if (!drawable || !drawable->getVObj()->isAttachment() || (position-local_end).magVec() > ATTACHMENT_OVERRIDE_DIST) { //avatar overrides if previously hit drawable is not an attachment or //attachment is far enough away from detected intersection drawable = hit; local_end = position; } else { //prioritize attachments over avatars position = local_end; if (face_hit) { *face_hit = local_face_hit; } if (tex_coord) { *tex_coord = local_texcoord; } if (bi_normal) { *bi_normal = local_binormal; } if (normal) { *normal = local_normal; } } } } } } //check all avatar nametags (silly, isn't it?) for (std::vector< LLCharacter* >::iterator iter = LLCharacter::sInstances.begin(); iter != LLCharacter::sInstances.end(); ++iter) { LLVOAvatar* av = (LLVOAvatar*) *iter; if (av->mNameText.notNull() && av->mNameText->lineSegmentIntersect(start, local_end, position)) { drawable = av->mDrawable; local_end = position; } } if (intersection) { *intersection = position; } return drawable ? drawable->getVObj().get() : NULL; } LLViewerObject* LLPipeline::lineSegmentIntersectInHUD(const LLVector3& start, const LLVector3& end, BOOL pick_transparent, S32* face_hit, LLVector3* intersection, // return the intersection point LLVector2* tex_coord, // return the texture coordinates of the intersection point LLVector3* normal, // return the surface normal at the intersection point LLVector3* bi_normal // return the surface bi-normal at the intersection point ) { LLDrawable* drawable = NULL; for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin(); iter != LLWorld::getInstance()->getRegionList().end(); ++iter) { LLViewerRegion* region = *iter; BOOL toggle = FALSE; if (!hasRenderType(LLPipeline::RENDER_TYPE_HUD)) { toggleRenderType(LLPipeline::RENDER_TYPE_HUD); toggle = TRUE; } LLSpatialPartition* part = region->getSpatialPartition(LLViewerRegion::PARTITION_HUD); if (part) { LLDrawable* hit = part->lineSegmentIntersect(start, end, pick_transparent, face_hit, intersection, tex_coord, normal, bi_normal); if (hit) { drawable = hit; } } if (toggle) { toggleRenderType(LLPipeline::RENDER_TYPE_HUD); } } return drawable ? drawable->getVObj().get() : NULL; } LLSpatialPartition* LLPipeline::getSpatialPartition(LLViewerObject* vobj) { if (vobj) { LLViewerRegion* region = vobj->getRegion(); if (region) { return region->getSpatialPartition(vobj->getPartitionType()); } } return NULL; } void LLPipeline::resetVertexBuffers(LLDrawable* drawable) { if (!drawable || drawable->isDead()) { return; } for (S32 i = 0; i < drawable->getNumFaces(); i++) { LLFace* facep = drawable->getFace(i); facep->mVertexBuffer = NULL; facep->mLastVertexBuffer = NULL; } } void LLPipeline::resetVertexBuffers() { sRenderBump = gSavedSettings.getBOOL("RenderObjectBump"); sUseTriStrips = gSavedSettings.getBOOL("RenderUseTriStrips"); for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin(); iter != LLWorld::getInstance()->getRegionList().end(); ++iter) { LLViewerRegion* region = *iter; for (U32 i = 0; i < LLViewerRegion::NUM_PARTITIONS; i++) { LLSpatialPartition* part = region->getSpatialPartition(i); if (part) { part->resetVertexBuffers(); } } } resetDrawOrders(); gSky.resetVertexBuffers(); if (LLVertexBuffer::sGLCount > 0) { LLVertexBuffer::cleanupClass(); } //delete all name pool caches LLGLNamePool::cleanupPools(); if (LLVertexBuffer::sGLCount > 0) { llwarns << "VBO wipe failed." << llendl; } if (!LLVertexBuffer::sStreamIBOPool.mNameList.empty() || !LLVertexBuffer::sStreamVBOPool.mNameList.empty() || !LLVertexBuffer::sDynamicIBOPool.mNameList.empty() || !LLVertexBuffer::sDynamicVBOPool.mNameList.empty()) { llwarns << "VBO name pool cleanup failed." << llendl; } LLVertexBuffer::unbind(); LLPipeline::sTextureBindTest = gSavedSettings.getBOOL("RenderDebugTextureBind"); } void LLPipeline::renderObjects(U32 type, U32 mask, BOOL texture) { LLMemType mt_ro(LLMemType::MTYPE_PIPELINE_RENDER_OBJECTS); assertInitialized(); glLoadMatrixd(gGLModelView); gGLLastMatrix = NULL; mSimplePool->pushBatches(type, mask); glLoadMatrixd(gGLModelView); gGLLastMatrix = NULL; } void LLPipeline::setUseVBO(BOOL use_vbo) { if (use_vbo != LLVertexBuffer::sEnableVBOs) { if (use_vbo) { llinfos << "Enabling VBO." << llendl; } else { llinfos << "Disabling VBO." << llendl; } resetVertexBuffers(); LLVertexBuffer::initClass(use_vbo); } } void apply_cube_face_rotation(U32 face) { switch (face) { case 0: glRotatef(90.f, 0, 1, 0); glRotatef(180.f, 1, 0, 0); break; case 2: glRotatef(-90.f, 1, 0, 0); break; case 4: glRotatef(180.f, 0, 1, 0); glRotatef(180.f, 0, 0, 1); break; case 1: glRotatef(-90.f, 0, 1, 0); glRotatef(180.f, 1, 0, 0); break; case 3: glRotatef(90, 1, 0, 0); break; case 5: glRotatef(180, 0, 0, 1); break; } } void validate_framebuffer_object() { GLenum status; status = glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT); switch(status) { case GL_FRAMEBUFFER_COMPLETE_EXT: //framebuffer OK, no error. break; case GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT: // frame buffer not OK: probably means unsupported depth buffer format llerrs << "Framebuffer Incomplete Dimensions." << llendl; break; case GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT: // frame buffer not OK: probably means unsupported depth buffer format llerrs << "Framebuffer Incomplete Attachment." << llendl; break; case GL_FRAMEBUFFER_UNSUPPORTED_EXT: /* choose different formats */ llerrs << "Framebuffer unsupported." << llendl; break; default: llerrs << "Unknown framebuffer status." << llendl; break; } } void LLPipeline::bindScreenToTexture() { } static LLFastTimer::DeclareTimer FTM_RENDER_BLOOM("Bloom"); void LLPipeline::renderBloom(BOOL for_snapshot, F32 zoom_factor, int subfield) { LLMemType mt_ru(LLMemType::MTYPE_PIPELINE_RENDER_BLOOM); if (!(gPipeline.canUseVertexShaders() && sRenderGlow)) { return; } LLVertexBuffer::unbind(); LLGLState::checkStates(); LLGLState::checkTextureChannels(); assertInitialized(); if (gUseWireframe) { glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); } U32 res_mod = gSavedSettings.getU32("RenderResolutionDivisor"); LLVector2 tc1(0,0); LLVector2 tc2((F32) gViewerWindow->getWorldViewWidthRaw()*2, (F32) gViewerWindow->getWorldViewHeightRaw()*2); if (res_mod > 1) { tc2 /= (F32) res_mod; } gGL.setColorMask(true, true); LLFastTimer ftm(FTM_RENDER_BLOOM); gGL.color4f(1,1,1,1); LLGLDepthTest depth(GL_FALSE); LLGLDisable blend(GL_BLEND); LLGLDisable cull(GL_CULL_FACE); enableLightsFullbright(LLColor4(1,1,1,1)); glMatrixMode(GL_PROJECTION); glPushMatrix(); glLoadIdentity(); glMatrixMode(GL_MODELVIEW); glPushMatrix(); glLoadIdentity(); LLGLDisable test(GL_ALPHA_TEST); gGL.setColorMask(true, true); glClearColor(0,0,0,0); if (for_snapshot) { gGL.getTexUnit(0)->bind(&mGlow[1]); { //LLGLEnable stencil(GL_STENCIL_TEST); //glStencilFunc(GL_NOTEQUAL, 255, 0xFFFFFFFF); //glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP); //LLGLDisable blend(GL_BLEND); // If the snapshot is constructed from tiles, calculate which // tile we're in. const S32 num_horizontal_tiles = llceil(zoom_factor); const LLVector2 tile(subfield % num_horizontal_tiles, (S32)(subfield / num_horizontal_tiles)); llassert(zoom_factor > 0.0); // Non-zero, non-negative. const F32 tile_size = 1.0/zoom_factor; tc1 = tile*tile_size; // Top left texture coordinates tc2 = (tile+LLVector2(1,1))*tile_size; // Bottom right texture coordinates LLGLEnable blend(GL_BLEND); gGL.setSceneBlendType(LLRender::BT_ADD); gGL.begin(LLRender::TRIANGLE_STRIP); gGL.color4f(1,1,1,1); gGL.texCoord2f(tc1.mV[0], tc1.mV[1]); gGL.vertex2f(-1,-1); gGL.texCoord2f(tc1.mV[0], tc2.mV[1]); gGL.vertex2f(-1,1); gGL.texCoord2f(tc2.mV[0], tc1.mV[1]); gGL.vertex2f(1,-1); gGL.texCoord2f(tc2.mV[0], tc2.mV[1]); gGL.vertex2f(1,1); gGL.end(); gGL.flush(); gGL.setSceneBlendType(LLRender::BT_ALPHA); } gGL.flush(); glMatrixMode(GL_PROJECTION); glPopMatrix(); glMatrixMode(GL_MODELVIEW); glPopMatrix(); return; } { { LLFastTimer ftm(FTM_RENDER_BLOOM_FBO); mGlow[2].bindTarget(); mGlow[2].clear(); } gGlowExtractProgram.bind(); F32 minLum = llmax(gSavedSettings.getF32("RenderGlowMinLuminance"), 0.0f); F32 maxAlpha = gSavedSettings.getF32("RenderGlowMaxExtractAlpha"); F32 warmthAmount = gSavedSettings.getF32("RenderGlowWarmthAmount"); LLVector3 lumWeights = gSavedSettings.getVector3("RenderGlowLumWeights"); LLVector3 warmthWeights = gSavedSettings.getVector3("RenderGlowWarmthWeights"); gGlowExtractProgram.uniform1f("minLuminance", minLum); gGlowExtractProgram.uniform1f("maxExtractAlpha", maxAlpha); gGlowExtractProgram.uniform3f("lumWeights", lumWeights.mV[0], lumWeights.mV[1], lumWeights.mV[2]); gGlowExtractProgram.uniform3f("warmthWeights", warmthWeights.mV[0], warmthWeights.mV[1], warmthWeights.mV[2]); gGlowExtractProgram.uniform1f("warmthAmount", warmthAmount); LLGLEnable blend_on(GL_BLEND); LLGLEnable test(GL_ALPHA_TEST); gGL.setAlphaRejectSettings(LLRender::CF_DEFAULT); gGL.setSceneBlendType(LLRender::BT_ADD_WITH_ALPHA); gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); gGL.getTexUnit(0)->disable(); gGL.getTexUnit(0)->enable(LLTexUnit::TT_RECT_TEXTURE); gGL.getTexUnit(0)->bind(&mScreen); gGL.color4f(1,1,1,1); gPipeline.enableLightsFullbright(LLColor4(1,1,1,1)); gGL.begin(LLRender::TRIANGLE_STRIP); gGL.texCoord2f(tc1.mV[0], tc1.mV[1]); gGL.vertex2f(-1,-1); gGL.texCoord2f(tc1.mV[0], tc2.mV[1]); gGL.vertex2f(-1,3); gGL.texCoord2f(tc2.mV[0], tc1.mV[1]); gGL.vertex2f(3,-1); gGL.end(); gGL.getTexUnit(0)->enable(LLTexUnit::TT_TEXTURE); mGlow[2].flush(); } tc1.setVec(0,0); tc2.setVec(2,2); // power of two between 1 and 1024 U32 glowResPow = gSavedSettings.getS32("RenderGlowResolutionPow"); const U32 glow_res = llmax(1, llmin(1024, 1 << glowResPow)); S32 kernel = gSavedSettings.getS32("RenderGlowIterations")*2; F32 delta = gSavedSettings.getF32("RenderGlowWidth") / glow_res; // Use half the glow width if we have the res set to less than 9 so that it looks // almost the same in either case. if (glowResPow < 9) { delta *= 0.5f; } F32 strength = gSavedSettings.getF32("RenderGlowStrength"); gGlowProgram.bind(); gGlowProgram.uniform1f("glowStrength", strength); for (S32 i = 0; i < kernel; i++) { gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); { LLFastTimer ftm(FTM_RENDER_BLOOM_FBO); mGlow[i%2].bindTarget(); mGlow[i%2].clear(); } if (i == 0) { gGL.getTexUnit(0)->bind(&mGlow[2]); } else { gGL.getTexUnit(0)->bind(&mGlow[(i-1)%2]); } if (i%2 == 0) { gGlowProgram.uniform2f("glowDelta", delta, 0); } else { gGlowProgram.uniform2f("glowDelta", 0, delta); } gGL.begin(LLRender::TRIANGLE_STRIP); gGL.texCoord2f(tc1.mV[0], tc1.mV[1]); gGL.vertex2f(-1,-1); gGL.texCoord2f(tc1.mV[0], tc2.mV[1]); gGL.vertex2f(-1,3); gGL.texCoord2f(tc2.mV[0], tc1.mV[1]); gGL.vertex2f(3,-1); gGL.end(); mGlow[i%2].flush(); } gGlowProgram.unbind(); if (LLRenderTarget::sUseFBO) { LLFastTimer ftm(FTM_RENDER_BLOOM_FBO); glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0); } gGLViewport[0] = gViewerWindow->getWorldViewRectRaw().mLeft; gGLViewport[1] = gViewerWindow->getWorldViewRectRaw().mBottom; gGLViewport[2] = gViewerWindow->getWorldViewRectRaw().getWidth(); gGLViewport[3] = gViewerWindow->getWorldViewRectRaw().getHeight(); glViewport(gGLViewport[0], gGLViewport[1], gGLViewport[2], gGLViewport[3]); tc2.setVec((F32) gViewerWindow->getWorldViewWidthRaw(), (F32) gViewerWindow->getWorldViewHeightRaw()); gGL.flush(); LLVertexBuffer::unbind(); if (LLPipeline::sRenderDeferred && LLViewerShaderMgr::instance()->getVertexShaderLevel(LLViewerShaderMgr::SHADER_DEFERRED) > 2) { LLGLDisable blend(GL_BLEND); bindDeferredShader(gDeferredGIFinalProgram); S32 channel = gDeferredGIFinalProgram.enableTexture(LLViewerShaderMgr::DEFERRED_DIFFUSE, LLTexUnit::TT_RECT_TEXTURE); if (channel > -1) { mScreen.bindTexture(0, channel); } gGL.begin(LLRender::TRIANGLE_STRIP); gGL.texCoord2f(tc1.mV[0], tc1.mV[1]); gGL.vertex2f(-1,-1); gGL.texCoord2f(tc1.mV[0], tc2.mV[1]); gGL.vertex2f(-1,3); gGL.texCoord2f(tc2.mV[0], tc1.mV[1]); gGL.vertex2f(3,-1); gGL.end(); unbindDeferredShader(gDeferredGIFinalProgram); } else { if (res_mod > 1) { tc2 /= (F32) res_mod; } U32 mask = LLVertexBuffer::MAP_VERTEX | LLVertexBuffer::MAP_TEXCOORD0 | LLVertexBuffer::MAP_TEXCOORD1; LLPointer buff = new LLVertexBuffer(mask, 0); buff->allocateBuffer(3,0,TRUE); LLStrider v; LLStrider uv1; LLStrider uv2; buff->getVertexStrider(v); buff->getTexCoord0Strider(uv1); buff->getTexCoord1Strider(uv2); uv1[0] = LLVector2(0, 0); uv1[1] = LLVector2(0, 2); uv1[2] = LLVector2(2, 0); uv2[0] = LLVector2(0, 0); uv2[1] = LLVector2(0, tc2.mV[1]*2.f); uv2[2] = LLVector2(tc2.mV[0]*2.f, 0); v[0] = LLVector3(-1,-1,0); v[1] = LLVector3(-1,3,0); v[2] = LLVector3(3,-1,0); buff->setBuffer(0); LLGLDisable blend(GL_BLEND); //tex unit 0 gGL.getTexUnit(0)->setTextureColorBlend(LLTexUnit::TBO_REPLACE, LLTexUnit::TBS_TEX_COLOR); gGL.getTexUnit(0)->bind(&mGlow[1]); gGL.getTexUnit(1)->activate(); gGL.getTexUnit(1)->enable(LLTexUnit::TT_RECT_TEXTURE); //tex unit 1 gGL.getTexUnit(1)->setTextureColorBlend(LLTexUnit::TBO_ADD, LLTexUnit::TBS_TEX_COLOR, LLTexUnit::TBS_PREV_COLOR); gGL.getTexUnit(1)->bind(&mScreen); gGL.getTexUnit(1)->activate(); LLGLEnable multisample(GL_MULTISAMPLE_ARB); buff->setBuffer(mask); buff->drawArrays(LLRender::TRIANGLE_STRIP, 0, 3); gGL.getTexUnit(1)->disable(); gGL.getTexUnit(1)->setTextureBlendType(LLTexUnit::TB_MULT); gGL.getTexUnit(0)->activate(); gGL.getTexUnit(0)->setTextureBlendType(LLTexUnit::TB_MULT); if (LLRenderTarget::sUseFBO) { //copy depth buffer from mScreen to framebuffer LLRenderTarget::copyContentsToFramebuffer(mScreen, 0, 0, mScreen.getWidth(), mScreen.getHeight(), 0, 0, mScreen.getWidth(), mScreen.getHeight(), GL_DEPTH_BUFFER_BIT, GL_NEAREST); } } gGL.setSceneBlendType(LLRender::BT_ALPHA); glMatrixMode(GL_PROJECTION); glPopMatrix(); glMatrixMode(GL_MODELVIEW); glPopMatrix(); LLVertexBuffer::unbind(); LLGLState::checkStates(); LLGLState::checkTextureChannels(); } void LLPipeline::bindDeferredShader(LLGLSLShader& shader, U32 light_index, LLRenderTarget* gi_source, LLRenderTarget* last_gi_post, U32 noise_map) { if (noise_map == 0xFFFFFFFF) { noise_map = mNoiseMap; } LLGLState::checkTextureChannels(); shader.bind(); S32 channel = 0; channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_DIFFUSE, LLTexUnit::TT_RECT_TEXTURE); if (channel > -1) { mDeferredScreen.bindTexture(0,channel); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_POINT); } channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_SPECULAR, LLTexUnit::TT_RECT_TEXTURE); if (channel > -1) { mDeferredScreen.bindTexture(1, channel); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_POINT); } channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_NORMAL, LLTexUnit::TT_RECT_TEXTURE); if (channel > -1) { mDeferredScreen.bindTexture(2, channel); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_POINT); } if (gi_source) { BOOL has_gi = FALSE; channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_GI_DIFFUSE); if (channel > -1) { has_gi = TRUE; gi_source->bindTexture(0, channel); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR); } channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_GI_SPECULAR); if (channel > -1) { has_gi = TRUE; gi_source->bindTexture(1, channel); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR); } channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_GI_NORMAL); if (channel > -1) { has_gi = TRUE; gi_source->bindTexture(2, channel); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR); } channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_GI_MIN_POS); if (channel > -1) { has_gi = TRUE; gi_source->bindTexture(1, channel); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR); } channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_GI_MAX_POS); if (channel > -1) { has_gi = TRUE; gi_source->bindTexture(3, channel); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR); } channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_GI_LAST_DIFFUSE); if (channel > -1) { has_gi = TRUE; last_gi_post->bindTexture(0, channel); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR); } channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_GI_LAST_NORMAL); if (channel > -1) { has_gi = TRUE; last_gi_post->bindTexture(2, channel); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR); } channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_GI_LAST_MAX_POS); if (channel > -1) { has_gi = TRUE; last_gi_post->bindTexture(1, channel); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR); } channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_GI_LAST_MIN_POS); if (channel > -1) { has_gi = TRUE; last_gi_post->bindTexture(3, channel); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR); } channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_GI_DEPTH); if (channel > -1) { has_gi = TRUE; gGL.getTexUnit(channel)->bind(gi_source, TRUE); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_POINT); stop_glerror(); glTexParameteri(LLTexUnit::getInternalType(mGIMap.getUsage()), GL_TEXTURE_COMPARE_MODE_ARB, GL_NONE); glTexParameteri(LLTexUnit::getInternalType(mGIMap.getUsage()), GL_DEPTH_TEXTURE_MODE_ARB, GL_ALPHA); stop_glerror(); } if (has_gi) { F32 range_x = llmin(mGIRange.mV[0], 1.f); F32 range_y = llmin(mGIRange.mV[1], 1.f); LLVector2 scale(range_x,range_y); LLVector2 kern[25]; for (S32 i = 0; i < 5; ++i) { for (S32 j = 0; j < 5; ++j) { S32 idx = i*5+j; kern[idx].mV[0] = (i-2)*0.5f; kern[idx].mV[1] = (j-2)*0.5f; kern[idx].scaleVec(scale); } } shader.uniform2fv("gi_kern", 25, (F32*) kern); shader.uniformMatrix4fv("gi_mat", 1, FALSE, mGIMatrix.m); shader.uniformMatrix4fv("gi_mat_proj", 1, FALSE, mGIMatrixProj.m); shader.uniformMatrix4fv("gi_inv_proj", 1, FALSE, mGIInvProj.m); shader.uniformMatrix4fv("gi_norm_mat", 1, FALSE, mGINormalMatrix.m); } } /*channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_POSITION, LLTexUnit::TT_RECT_TEXTURE); if (channel > -1) { mDeferredScreen.bindTexture(3, channel); }*/ channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_DEPTH, LLTexUnit::TT_RECT_TEXTURE); if (channel > -1) { gGL.getTexUnit(channel)->bind(&mDeferredDepth, TRUE); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_POINT); stop_glerror(); glTexParameteri(LLTexUnit::getInternalType(mDeferredDepth.getUsage()), GL_TEXTURE_COMPARE_MODE_ARB, GL_NONE); glTexParameteri(LLTexUnit::getInternalType(mDeferredDepth.getUsage()), GL_DEPTH_TEXTURE_MODE_ARB, GL_ALPHA); stop_glerror(); glh::matrix4f projection = glh_get_current_projection(); glh::matrix4f inv_proj = projection.inverse(); shader.uniformMatrix4fv("inv_proj", 1, FALSE, inv_proj.m); shader.uniform4f("viewport", (F32) gGLViewport[0], (F32) gGLViewport[1], (F32) gGLViewport[2], (F32) gGLViewport[3]); } channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_NOISE); if (channel > -1) { gGL.getTexUnit(channel)->bindManual(LLTexUnit::TT_TEXTURE, noise_map); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_POINT); } channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_LIGHTFUNC); if (channel > -1) { gGL.getTexUnit(channel)->bindManual(LLTexUnit::TT_TEXTURE, mLightFunc); } stop_glerror(); channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_LIGHT, LLTexUnit::TT_RECT_TEXTURE); if (channel > -1) { mDeferredLight[light_index].bindTexture(0, channel); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_POINT); } channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_LUMINANCE); if (channel > -1) { gGL.getTexUnit(channel)->bindManual(LLTexUnit::TT_TEXTURE, mLuminanceMap.getTexture(), true); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_TRILINEAR); } channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_BLOOM); if (channel > -1) { mGlow[1].bindTexture(0, channel); } channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_GI_LIGHT, LLTexUnit::TT_RECT_TEXTURE); if (channel > -1) { gi_source->bindTexture(0, channel); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_POINT); } channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_EDGE, LLTexUnit::TT_RECT_TEXTURE); if (channel > -1) { mEdgeMap.bindTexture(0, channel); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_POINT); } channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_SUN_LIGHT, LLTexUnit::TT_RECT_TEXTURE); if (channel > -1) { mDeferredLight[1].bindTexture(0, channel); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_POINT); } channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_LOCAL_LIGHT, LLTexUnit::TT_RECT_TEXTURE); if (channel > -1) { mDeferredLight[2].bindTexture(0, channel); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_POINT); } stop_glerror(); for (U32 i = 0; i < 4; i++) { channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_SHADOW0+i, LLTexUnit::TT_RECT_TEXTURE); stop_glerror(); if (channel > -1) { stop_glerror(); gGL.getTexUnit(channel)->bind(&mShadow[i], TRUE); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR); gGL.getTexUnit(channel)->setTextureAddressMode(LLTexUnit::TAM_CLAMP); stop_glerror(); glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_COMPARE_MODE_ARB, GL_COMPARE_R_TO_TEXTURE_ARB); glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_COMPARE_FUNC_ARB, GL_LEQUAL); stop_glerror(); } } for (U32 i = 4; i < 6; i++) { channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_SHADOW0+i); stop_glerror(); if (channel > -1) { stop_glerror(); gGL.getTexUnit(channel)->bind(&mShadow[i], TRUE); gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR); gGL.getTexUnit(channel)->setTextureAddressMode(LLTexUnit::TAM_CLAMP); stop_glerror(); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_COMPARE_MODE_ARB, GL_COMPARE_R_TO_TEXTURE_ARB); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_COMPARE_FUNC_ARB, GL_LEQUAL); stop_glerror(); } } stop_glerror(); F32 mat[16*6]; for (U32 i = 0; i < 16; i++) { mat[i] = mSunShadowMatrix[0].m[i]; mat[i+16] = mSunShadowMatrix[1].m[i]; mat[i+32] = mSunShadowMatrix[2].m[i]; mat[i+48] = mSunShadowMatrix[3].m[i]; mat[i+64] = mSunShadowMatrix[4].m[i]; mat[i+80] = mSunShadowMatrix[5].m[i]; } shader.uniformMatrix4fv("shadow_matrix[0]", 6, FALSE, mat); shader.uniformMatrix4fv("shadow_matrix", 6, FALSE, mat); stop_glerror(); channel = shader.enableTexture(LLViewerShaderMgr::ENVIRONMENT_MAP, LLTexUnit::TT_CUBE_MAP); if (channel > -1) { LLCubeMap* cube_map = gSky.mVOSkyp ? gSky.mVOSkyp->getCubeMap() : NULL; if (cube_map) { cube_map->enable(channel); cube_map->bind(); F64* m = gGLModelView; F32 mat[] = { m[0], m[1], m[2], m[4], m[5], m[6], m[8], m[9], m[10] }; shader.uniform3fv("env_mat[0]", 3, mat); shader.uniform3fv("env_mat", 3, mat); } } shader.uniform4fv("shadow_clip", 1, mSunClipPlanes.mV); shader.uniform1f("sun_wash", gSavedSettings.getF32("RenderDeferredSunWash")); shader.uniform1f("shadow_noise", gSavedSettings.getF32("RenderShadowNoise")); shader.uniform1f("blur_size", gSavedSettings.getF32("RenderShadowBlurSize")); shader.uniform1f("ssao_radius", gSavedSettings.getF32("RenderSSAOScale")); shader.uniform1f("ssao_max_radius", gSavedSettings.getU32("RenderSSAOMaxScale")); F32 ssao_factor = gSavedSettings.getF32("RenderSSAOFactor"); shader.uniform1f("ssao_factor", ssao_factor); shader.uniform1f("ssao_factor_inv", 1.0/ssao_factor); LLVector3 ssao_effect = gSavedSettings.getVector3("RenderSSAOEffect"); F32 matrix_diag = (ssao_effect[0] + 2.0*ssao_effect[1])/3.0; F32 matrix_nondiag = (ssao_effect[0] - ssao_effect[1])/3.0; // This matrix scales (proj of color onto <1/rt(3),1/rt(3),1/rt(3)>) by // value factor, and scales remainder by saturation factor F32 ssao_effect_mat[] = { matrix_diag, matrix_nondiag, matrix_nondiag, matrix_nondiag, matrix_diag, matrix_nondiag, matrix_nondiag, matrix_nondiag, matrix_diag}; shader.uniformMatrix3fv("ssao_effect_mat", 1, GL_FALSE, ssao_effect_mat); shader.uniform2f("screen_res", mDeferredScreen.getWidth(), mDeferredScreen.getHeight()); shader.uniform1f("near_clip", LLViewerCamera::getInstance()->getNear()*2.f); shader.uniform1f("alpha_soften", gSavedSettings.getF32("RenderDeferredAlphaSoften")); shader.uniform1f ("shadow_offset", gSavedSettings.getF32("RenderShadowOffset")); shader.uniform1f("shadow_bias", gSavedSettings.getF32("RenderShadowBias")); shader.uniform1f("lum_scale", gSavedSettings.getF32("RenderLuminanceScale")); shader.uniform1f("sun_lum_scale", gSavedSettings.getF32("RenderSunLuminanceScale")); shader.uniform1f("sun_lum_offset", gSavedSettings.getF32("RenderSunLuminanceOffset")); shader.uniform1f("lum_lod", gSavedSettings.getF32("RenderLuminanceDetail")); shader.uniform1f("gi_range", gSavedSettings.getF32("RenderGIRange")); shader.uniform1f("gi_brightness", gSavedSettings.getF32("RenderGIBrightness")); shader.uniform1f("gi_luminance", gSavedSettings.getF32("RenderGILuminance")); shader.uniform1f("gi_edge_weight", gSavedSettings.getF32("RenderGIBlurEdgeWeight")); shader.uniform1f("gi_blur_brightness", gSavedSettings.getF32("RenderGIBlurBrightness")); shader.uniform1f("gi_sample_width", mGILightRadius); shader.uniform1f("gi_noise", gSavedSettings.getF32("RenderGINoise")); shader.uniform1f("gi_attenuation", gSavedSettings.getF32("RenderGIAttenuation")); shader.uniform1f("gi_ambiance", gSavedSettings.getF32("RenderGIAmbiance")); shader.uniform2f("shadow_res", mShadow[0].getWidth(), mShadow[0].getHeight()); shader.uniform2f("proj_shadow_res", mShadow[4].getWidth(), mShadow[4].getHeight()); shader.uniform1f("depth_cutoff", gSavedSettings.getF32("RenderEdgeDepthCutoff")); shader.uniform1f("norm_cutoff", gSavedSettings.getF32("RenderEdgeNormCutoff")); if (shader.getUniformLocation("norm_mat") >= 0) { glh::matrix4f norm_mat = glh_get_current_modelview().inverse().transpose(); shader.uniformMatrix4fv("norm_mat", 1, FALSE, norm_mat.m); } } static LLFastTimer::DeclareTimer FTM_GI_TRACE("Trace"); static LLFastTimer::DeclareTimer FTM_GI_GATHER("Gather"); static LLFastTimer::DeclareTimer FTM_SUN_SHADOW("Shadow Map"); static LLFastTimer::DeclareTimer FTM_SOFTEN_SHADOW("Shadow Soften"); static LLFastTimer::DeclareTimer FTM_EDGE_DETECTION("Find Edges"); static LLFastTimer::DeclareTimer FTM_LOCAL_LIGHTS("Local Lights"); static LLFastTimer::DeclareTimer FTM_ATMOSPHERICS("Atmospherics"); static LLFastTimer::DeclareTimer FTM_FULLSCREEN_LIGHTS("Fullscreen Lights"); static LLFastTimer::DeclareTimer FTM_PROJECTORS("Projectors"); static LLFastTimer::DeclareTimer FTM_POST("Post"); void LLPipeline::renderDeferredLighting() { if (!sCull) { return; } { LLFastTimer ftm(FTM_RENDER_DEFERRED); LLViewerCamera* camera = LLViewerCamera::getInstance(); { LLGLDepthTest depth(GL_TRUE); mDeferredDepth.copyContents(mDeferredScreen, 0, 0, mDeferredScreen.getWidth(), mDeferredScreen.getHeight(), 0, 0, mDeferredDepth.getWidth(), mDeferredDepth.getHeight(), GL_DEPTH_BUFFER_BIT, GL_NEAREST); } LLGLEnable multisample(GL_MULTISAMPLE_ARB); if (gPipeline.hasRenderType(LLPipeline::RENDER_TYPE_HUD)) { gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_HUD); } //ati doesn't seem to love actually using the stencil buffer on FBO's LLGLEnable stencil(GL_STENCIL_TEST); glStencilFunc(GL_EQUAL, 1, 0xFFFFFFFF); glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP); gGL.setColorMask(true, true); //draw a cube around every light LLVertexBuffer::unbind(); LLGLEnable cull(GL_CULL_FACE); LLGLEnable blend(GL_BLEND); glh::matrix4f mat = glh_copy_matrix(gGLModelView); F32 vert[] = { -1,1, -1,-3, 3,1, }; glVertexPointer(2, GL_FLOAT, 0, vert); glColor3f(1,1,1); { setupHWLights(NULL); //to set mSunDir; LLVector4 dir(mSunDir, 0.f); glh::vec4f tc(dir.mV); mat.mult_matrix_vec(tc); glTexCoord4f(tc.v[0], tc.v[1], tc.v[2], 0); } if (gSavedSettings.getBOOL("RenderDeferredShadow")) { glPushMatrix(); glLoadIdentity(); glMatrixMode(GL_PROJECTION); glPushMatrix(); glLoadIdentity(); mDeferredLight[0].bindTarget(); if (gSavedSettings.getBOOL("RenderDeferredSun")) { //paint shadow/SSAO light map (direct lighting lightmap) LLFastTimer ftm(FTM_SUN_SHADOW); bindDeferredShader(gDeferredSunProgram, 0); glClearColor(1,1,1,1); mDeferredLight[0].clear(GL_COLOR_BUFFER_BIT); glClearColor(0,0,0,0); glh::matrix4f inv_trans = glh_get_current_modelview().inverse().transpose(); const U32 slice = 32; F32 offset[slice*3]; for (U32 i = 0; i < 4; i++) { for (U32 j = 0; j < 8; j++) { glh::vec3f v; v.set_value(sinf(6.284f/8*j), cosf(6.284f/8*j), -(F32) i); v.normalize(); inv_trans.mult_matrix_vec(v); v.normalize(); offset[(i*8+j)*3+0] = v.v[0]; offset[(i*8+j)*3+1] = v.v[2]; offset[(i*8+j)*3+2] = v.v[1]; } } gDeferredSunProgram.uniform3fv("offset", slice, offset); gDeferredSunProgram.uniform2f("screenRes", mDeferredLight[0].getWidth(), mDeferredLight[0].getHeight()); { LLGLDisable blend(GL_BLEND); LLGLDepthTest depth(GL_TRUE, GL_FALSE, GL_ALWAYS); stop_glerror(); glDrawArrays(GL_TRIANGLE_STRIP, 0, 3); stop_glerror(); } unbindDeferredShader(gDeferredSunProgram); } else { mDeferredLight[0].clear(GL_COLOR_BUFFER_BIT); } mDeferredLight[0].flush(); if (gSavedSettings.getBOOL("RenderDeferredBlurLight") && gSavedSettings.getBOOL("RenderDeferredGI")) { LLFastTimer ftm(FTM_EDGE_DETECTION); //get edge map LLGLDisable blend(GL_BLEND); LLGLDisable test(GL_ALPHA_TEST); LLGLDepthTest depth(GL_FALSE); LLGLDisable stencil(GL_STENCIL_TEST); { gDeferredEdgeProgram.bind(); mEdgeMap.bindTarget(); bindDeferredShader(gDeferredEdgeProgram); glDrawArrays(GL_TRIANGLE_STRIP, 0, 3); unbindDeferredShader(gDeferredEdgeProgram); mEdgeMap.flush(); } } if (LLViewerShaderMgr::instance()->getVertexShaderLevel(LLViewerShaderMgr::SHADER_DEFERRED) > 2) { { //get luminance map from previous frame's light map LLGLEnable blend(GL_BLEND); LLGLDisable test(GL_ALPHA_TEST); LLGLDepthTest depth(GL_FALSE); LLGLDisable stencil(GL_STENCIL_TEST); //static F32 fade = 1.f; { gGL.setSceneBlendType(LLRender::BT_ALPHA); gLuminanceGatherProgram.bind(); gLuminanceGatherProgram.uniform2f("screen_res", mDeferredLight[0].getWidth(), mDeferredLight[0].getHeight()); mLuminanceMap.bindTarget(); bindDeferredShader(gLuminanceGatherProgram); glDrawArrays(GL_TRIANGLE_STRIP, 0, 3); unbindDeferredShader(gLuminanceGatherProgram); mLuminanceMap.flush(); gGL.getTexUnit(0)->bindManual(LLTexUnit::TT_TEXTURE, mLuminanceMap.getTexture(), true); gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_TRILINEAR); glGenerateMipmapEXT(GL_TEXTURE_2D); } } { //paint noisy GI map (bounce lighting lightmap) LLFastTimer ftm(FTM_GI_TRACE); LLGLDisable blend(GL_BLEND); LLGLDepthTest depth(GL_FALSE); LLGLDisable test(GL_ALPHA_TEST); mGIMapPost[0].bindTarget(); bindDeferredShader(gDeferredGIProgram, 0, &mGIMap, 0, mTrueNoiseMap); glDrawArrays(GL_TRIANGLE_STRIP, 0, 3); unbindDeferredShader(gDeferredGIProgram); mGIMapPost[0].flush(); } U32 pass_count = 0; if (gSavedSettings.getBOOL("RenderDeferredBlurLight")) { pass_count = llclamp(gSavedSettings.getU32("RenderGIBlurPasses"), (U32) 1, (U32) 128); } for (U32 i = 0; i < pass_count; ++i) { //gather/soften indirect lighting map LLFastTimer ftm(FTM_GI_GATHER); bindDeferredShader(gDeferredPostGIProgram, 0, &mGIMapPost[0], NULL, mTrueNoiseMap); F32 blur_size = gSavedSettings.getF32("RenderGIBlurSize")/((F32) i * gSavedSettings.getF32("RenderGIBlurIncrement")+1.f); gDeferredPostGIProgram.uniform2f("delta", 1.f, 0.f); gDeferredPostGIProgram.uniform1f("kern_scale", blur_size); gDeferredPostGIProgram.uniform1f("gi_blur_brightness", gSavedSettings.getF32("RenderGIBlurBrightness")); mGIMapPost[1].bindTarget(); { LLGLDisable blend(GL_BLEND); LLGLDepthTest depth(GL_FALSE); stop_glerror(); glDrawArrays(GL_TRIANGLE_STRIP, 0, 3); stop_glerror(); } mGIMapPost[1].flush(); unbindDeferredShader(gDeferredPostGIProgram); bindDeferredShader(gDeferredPostGIProgram, 0, &mGIMapPost[1], NULL, mTrueNoiseMap); mGIMapPost[0].bindTarget(); gDeferredPostGIProgram.uniform2f("delta", 0.f, 1.f); { LLGLDisable blend(GL_BLEND); LLGLDepthTest depth(GL_FALSE); stop_glerror(); glDrawArrays(GL_TRIANGLE_STRIP, 0, 4); stop_glerror(); } mGIMapPost[0].flush(); unbindDeferredShader(gDeferredPostGIProgram); } } if (gSavedSettings.getBOOL("RenderDeferredBlurLight")) { //soften direct lighting lightmap LLFastTimer ftm(FTM_SOFTEN_SHADOW); //blur lightmap mDeferredLight[1].bindTarget(); glClearColor(1,1,1,1); mDeferredLight[1].clear(GL_COLOR_BUFFER_BIT); glClearColor(0,0,0,0); bindDeferredShader(gDeferredBlurLightProgram); LLVector3 go = gSavedSettings.getVector3("RenderShadowGaussian"); const U32 kern_length = 4; F32 blur_size = gSavedSettings.getF32("RenderShadowBlurSize"); F32 dist_factor = gSavedSettings.getF32("RenderShadowBlurDistFactor"); // sample symmetrically with the middle sample falling exactly on 0.0 F32 x = 0.f; LLVector3 gauss[32]; // xweight, yweight, offset for (U32 i = 0; i < kern_length; i++) { gauss[i].mV[0] = llgaussian(x, go.mV[0]); gauss[i].mV[1] = llgaussian(x, go.mV[1]); gauss[i].mV[2] = x; x += 1.f; } gDeferredBlurLightProgram.uniform2f("delta", 1.f, 0.f); gDeferredBlurLightProgram.uniform1f("dist_factor", dist_factor); gDeferredBlurLightProgram.uniform3fv("kern[0]", kern_length, gauss[0].mV); gDeferredBlurLightProgram.uniform3fv("kern", kern_length, gauss[0].mV); gDeferredBlurLightProgram.uniform1f("kern_scale", blur_size * (kern_length/2.f - 0.5f)); { LLGLDisable blend(GL_BLEND); LLGLDepthTest depth(GL_TRUE, GL_FALSE, GL_ALWAYS); stop_glerror(); glDrawArrays(GL_TRIANGLE_STRIP, 0, 3); stop_glerror(); } mDeferredLight[1].flush(); unbindDeferredShader(gDeferredBlurLightProgram); bindDeferredShader(gDeferredBlurLightProgram, 1); mDeferredLight[0].bindTarget(); gDeferredBlurLightProgram.uniform2f("delta", 0.f, 1.f); { LLGLDisable blend(GL_BLEND); LLGLDepthTest depth(GL_TRUE, GL_FALSE, GL_ALWAYS); stop_glerror(); glDrawArrays(GL_TRIANGLE_STRIP, 0, 3); stop_glerror(); } mDeferredLight[0].flush(); unbindDeferredShader(gDeferredBlurLightProgram); } stop_glerror(); glPopMatrix(); stop_glerror(); glMatrixMode(GL_MODELVIEW); stop_glerror(); glPopMatrix(); stop_glerror(); } //copy depth and stencil from deferred screen //mScreen.copyContents(mDeferredScreen, 0, 0, mDeferredScreen.getWidth(), mDeferredScreen.getHeight(), // 0, 0, mScreen.getWidth(), mScreen.getHeight(), GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT, GL_NEAREST); if (LLViewerShaderMgr::instance()->getVertexShaderLevel(LLViewerShaderMgr::SHADER_DEFERRED) > 2) { mDeferredLight[1].bindTarget(); mDeferredLight[1].clear(GL_COLOR_BUFFER_BIT); } else { mScreen.bindTarget(); mScreen.clear(GL_COLOR_BUFFER_BIT); } if (gSavedSettings.getBOOL("RenderDeferredAtmospheric")) { //apply sunlight contribution LLFastTimer ftm(FTM_ATMOSPHERICS); bindDeferredShader(gDeferredSoftenProgram, 0, &mGIMapPost[0]); { LLGLDepthTest depth(GL_FALSE); LLGLDisable blend(GL_BLEND); LLGLDisable test(GL_ALPHA_TEST); //full screen blit glPushMatrix(); glLoadIdentity(); glMatrixMode(GL_PROJECTION); glPushMatrix(); glLoadIdentity(); glVertexPointer(2, GL_FLOAT, 0, vert); glDrawArrays(GL_TRIANGLE_STRIP, 0, 3); glPopMatrix(); glMatrixMode(GL_MODELVIEW); glPopMatrix(); } unbindDeferredShader(gDeferredSoftenProgram); } { //render sky LLGLDisable blend(GL_BLEND); LLGLDisable stencil(GL_STENCIL_TEST); gGL.setSceneBlendType(LLRender::BT_ALPHA); U32 render_mask = mRenderTypeMask; mRenderTypeMask = mRenderTypeMask & ((1 << LLPipeline::RENDER_TYPE_SKY) | (1 << LLPipeline::RENDER_TYPE_CLOUDS) | (1 << LLPipeline::RENDER_TYPE_WL_SKY)); renderGeomPostDeferred(*LLViewerCamera::getInstance()); mRenderTypeMask = render_mask; } BOOL render_local = gSavedSettings.getBOOL("RenderDeferredLocalLights"); BOOL render_fullscreen = gSavedSettings.getBOOL("RenderDeferredFullscreenLights"); if (LLViewerShaderMgr::instance()->getVertexShaderLevel(LLViewerShaderMgr::SHADER_DEFERRED) > 2) { mDeferredLight[1].flush(); mDeferredLight[2].bindTarget(); mDeferredLight[2].clear(GL_COLOR_BUFFER_BIT); } if (render_local || render_fullscreen) { gGL.setSceneBlendType(LLRender::BT_ADD); std::list fullscreen_lights; LLDrawable::drawable_list_t spot_lights; LLDrawable::drawable_list_t fullscreen_spot_lights; for (U32 i = 0; i < 2; i++) { mTargetShadowSpotLight[i] = NULL; } std::list light_colors; F32 v[24]; glVertexPointer(3, GL_FLOAT, 0, v); BOOL render_local = gSavedSettings.getBOOL("RenderDeferredLocalLights"); { bindDeferredShader(gDeferredLightProgram); LLGLDepthTest depth(GL_TRUE, GL_FALSE); for (LLDrawable::drawable_set_t::iterator iter = mLights.begin(); iter != mLights.end(); ++iter) { LLDrawable* drawablep = *iter; LLVOVolume* volume = drawablep->getVOVolume(); if (!volume) { continue; } LLVector3 center = drawablep->getPositionAgent(); F32* c = center.mV; F32 s = volume->getLightRadius()*1.5f; LLColor3 col = volume->getLightColor(); col *= volume->getLightIntensity(); if (col.magVecSquared() < 0.001f) { continue; } if (s <= 0.001f) { continue; } if (camera->AABBInFrustumNoFarClip(center, LLVector3(s,s,s)) == 0) { continue; } sVisibleLightCount++; glh::vec3f tc(c); mat.mult_matrix_vec(tc); //vertex positions are encoded so the 3 bits of their vertex index //correspond to their axis facing, with bit position 3,2,1 matching //axis facing x,y,z, bit set meaning positive facing, bit clear //meaning negative facing v[0] = c[0]-s; v[1] = c[1]-s; v[2] = c[2]-s; // 0 - 0000 v[3] = c[0]-s; v[4] = c[1]-s; v[5] = c[2]+s; // 1 - 0001 v[6] = c[0]-s; v[7] = c[1]+s; v[8] = c[2]-s; // 2 - 0010 v[9] = c[0]-s; v[10] = c[1]+s; v[11] = c[2]+s; // 3 - 0011 v[12] = c[0]+s; v[13] = c[1]-s; v[14] = c[2]-s; // 4 - 0100 v[15] = c[0]+s; v[16] = c[1]-s; v[17] = c[2]+s; // 5 - 0101 v[18] = c[0]+s; v[19] = c[1]+s; v[20] = c[2]-s; // 6 - 0110 v[21] = c[0]+s; v[22] = c[1]+s; v[23] = c[2]+s; // 7 - 0111 if (camera->getOrigin().mV[0] > c[0] + s + 0.2f || camera->getOrigin().mV[0] < c[0] - s - 0.2f || camera->getOrigin().mV[1] > c[1] + s + 0.2f || camera->getOrigin().mV[1] < c[1] - s - 0.2f || camera->getOrigin().mV[2] > c[2] + s + 0.2f || camera->getOrigin().mV[2] < c[2] - s - 0.2f) { //draw box if camera is outside box if (render_local) { if (volume->isLightSpotlight()) { drawablep->getVOVolume()->updateSpotLightPriority(); spot_lights.push_back(drawablep); continue; } LLFastTimer ftm(FTM_LOCAL_LIGHTS); glTexCoord4f(tc.v[0], tc.v[1], tc.v[2], s*s); glColor4f(col.mV[0], col.mV[1], col.mV[2], volume->getLightFalloff()*0.5f); glDrawRangeElements(GL_TRIANGLE_FAN, 0, 7, 8, GL_UNSIGNED_BYTE, get_box_fan_indices(camera, center)); stop_glerror(); } } else if (render_fullscreen) { if (volume->isLightSpotlight()) { drawablep->getVOVolume()->updateSpotLightPriority(); fullscreen_spot_lights.push_back(drawablep); continue; } fullscreen_lights.push_back(LLVector4(tc.v[0], tc.v[1], tc.v[2], s*s)); light_colors.push_back(LLVector4(col.mV[0], col.mV[1], col.mV[2], volume->getLightFalloff()*0.5f)); } } unbindDeferredShader(gDeferredLightProgram); } if (!spot_lights.empty()) { LLGLDepthTest depth(GL_TRUE, GL_FALSE); bindDeferredShader(gDeferredSpotLightProgram); gDeferredSpotLightProgram.enableTexture(LLViewerShaderMgr::DEFERRED_PROJECTION); for (LLDrawable::drawable_list_t::iterator iter = spot_lights.begin(); iter != spot_lights.end(); ++iter) { LLFastTimer ftm(FTM_PROJECTORS); LLDrawable* drawablep = *iter; LLVOVolume* volume = drawablep->getVOVolume(); LLVector3 center = drawablep->getPositionAgent(); F32* c = center.mV; F32 s = volume->getLightRadius()*1.5f; sVisibleLightCount++; glh::vec3f tc(c); mat.mult_matrix_vec(tc); setupSpotLight(gDeferredSpotLightProgram, drawablep); LLColor3 col = volume->getLightColor(); col *= volume->getLightIntensity(); //vertex positions are encoded so the 3 bits of their vertex index //correspond to their axis facing, with bit position 3,2,1 matching //axis facing x,y,z, bit set meaning positive facing, bit clear //meaning negative facing v[0] = c[0]-s; v[1] = c[1]-s; v[2] = c[2]-s; // 0 - 0000 v[3] = c[0]-s; v[4] = c[1]-s; v[5] = c[2]+s; // 1 - 0001 v[6] = c[0]-s; v[7] = c[1]+s; v[8] = c[2]-s; // 2 - 0010 v[9] = c[0]-s; v[10] = c[1]+s; v[11] = c[2]+s; // 3 - 0011 v[12] = c[0]+s; v[13] = c[1]-s; v[14] = c[2]-s; // 4 - 0100 v[15] = c[0]+s; v[16] = c[1]-s; v[17] = c[2]+s; // 5 - 0101 v[18] = c[0]+s; v[19] = c[1]+s; v[20] = c[2]-s; // 6 - 0110 v[21] = c[0]+s; v[22] = c[1]+s; v[23] = c[2]+s; // 7 - 0111 glTexCoord4f(tc.v[0], tc.v[1], tc.v[2], s*s); glColor4f(col.mV[0], col.mV[1], col.mV[2], volume->getLightFalloff()*0.5f); glDrawRangeElements(GL_TRIANGLE_FAN, 0, 7, 8, GL_UNSIGNED_BYTE, get_box_fan_indices(camera, center)); } gDeferredSpotLightProgram.disableTexture(LLViewerShaderMgr::DEFERRED_PROJECTION); unbindDeferredShader(gDeferredSpotLightProgram); } { bindDeferredShader(gDeferredMultiLightProgram); LLGLDepthTest depth(GL_FALSE); //full screen blit glPushMatrix(); glLoadIdentity(); glMatrixMode(GL_PROJECTION); glPushMatrix(); glLoadIdentity(); U32 count = 0; const U32 max_count = 8; LLVector4 light[max_count]; LLVector4 col[max_count]; glVertexPointer(2, GL_FLOAT, 0, vert); F32 far_z = 0.f; while (!fullscreen_lights.empty()) { LLFastTimer ftm(FTM_FULLSCREEN_LIGHTS); light[count] = fullscreen_lights.front(); fullscreen_lights.pop_front(); col[count] = light_colors.front(); light_colors.pop_front(); far_z = llmin(light[count].mV[2]-sqrtf(light[count].mV[3]), far_z); count++; if (count == max_count || fullscreen_lights.empty()) { gDeferredMultiLightProgram.uniform1i("light_count", count); gDeferredMultiLightProgram.uniform4fv("light[0]", count, (GLfloat*) light); gDeferredMultiLightProgram.uniform4fv("light", count, (GLfloat*) light); gDeferredMultiLightProgram.uniform4fv("light_col[0]", count, (GLfloat*) col); gDeferredMultiLightProgram.uniform4fv("light_col", count, (GLfloat*) col); gDeferredMultiLightProgram.uniform1f("far_z", far_z); far_z = 0.f; count = 0; glDrawArrays(GL_TRIANGLE_STRIP, 0, 3); } } unbindDeferredShader(gDeferredMultiLightProgram); bindDeferredShader(gDeferredMultiSpotLightProgram); gDeferredMultiSpotLightProgram.enableTexture(LLViewerShaderMgr::DEFERRED_PROJECTION); for (LLDrawable::drawable_list_t::iterator iter = fullscreen_spot_lights.begin(); iter != fullscreen_spot_lights.end(); ++iter) { LLFastTimer ftm(FTM_PROJECTORS); LLDrawable* drawablep = *iter; LLVOVolume* volume = drawablep->getVOVolume(); LLVector3 center = drawablep->getPositionAgent(); F32* c = center.mV; F32 s = volume->getLightRadius()*1.5f; sVisibleLightCount++; glh::vec3f tc(c); mat.mult_matrix_vec(tc); setupSpotLight(gDeferredMultiSpotLightProgram, drawablep); LLColor3 col = volume->getLightColor(); col *= volume->getLightIntensity(); glTexCoord4f(tc.v[0], tc.v[1], tc.v[2], s*s); glColor4f(col.mV[0], col.mV[1], col.mV[2], volume->getLightFalloff()*0.5f); glDrawArrays(GL_TRIANGLE_STRIP, 0, 3); } gDeferredMultiSpotLightProgram.disableTexture(LLViewerShaderMgr::DEFERRED_PROJECTION); unbindDeferredShader(gDeferredMultiSpotLightProgram); glPopMatrix(); glMatrixMode(GL_MODELVIEW); glPopMatrix(); } } gGL.setColorMask(true, true); if (LLViewerShaderMgr::instance()->getVertexShaderLevel(LLViewerShaderMgr::SHADER_DEFERRED) > 2) { mDeferredLight[2].flush(); mScreen.bindTarget(); mScreen.clear(GL_COLOR_BUFFER_BIT); gGL.setSceneBlendType(LLRender::BT_ALPHA); { //mix various light maps (local, sun, gi) LLFastTimer ftm(FTM_POST); LLGLDisable blend(GL_BLEND); LLGLDisable test(GL_ALPHA_TEST); LLGLDepthTest depth(GL_FALSE); LLGLDisable stencil(GL_STENCIL_TEST); bindDeferredShader(gDeferredPostProgram, 0, &mGIMapPost[0]); gDeferredPostProgram.bind(); LLVertexBuffer::unbind(); glVertexPointer(2, GL_FLOAT, 0, vert); glColor3f(1,1,1); glPushMatrix(); glLoadIdentity(); glMatrixMode(GL_PROJECTION); glPushMatrix(); glLoadIdentity(); glDrawArrays(GL_TRIANGLES, 0, 3); glPopMatrix(); glMatrixMode(GL_MODELVIEW); glPopMatrix(); unbindDeferredShader(gDeferredPostProgram); } } } { //render non-deferred geometry (alpha, fullbright, glow) LLGLDisable blend(GL_BLEND); LLGLDisable stencil(GL_STENCIL_TEST); U32 render_mask = mRenderTypeMask; mRenderTypeMask = mRenderTypeMask & ((1 << LLPipeline::RENDER_TYPE_ALPHA) | (1 << LLPipeline::RENDER_TYPE_FULLBRIGHT) | (1 << LLPipeline::RENDER_TYPE_VOLUME) | (1 << LLPipeline::RENDER_TYPE_GLOW) | (1 << LLPipeline::RENDER_TYPE_BUMP) | (1 << LLPipeline::RENDER_TYPE_PASS_SIMPLE) | (1 << LLPipeline::RENDER_TYPE_PASS_ALPHA) | (1 << LLPipeline::RENDER_TYPE_PASS_ALPHA_MASK) | (1 << LLPipeline::RENDER_TYPE_PASS_BUMP) | (1 << LLPipeline::RENDER_TYPE_PASS_FULLBRIGHT) | (1 << LLPipeline::RENDER_TYPE_PASS_FULLBRIGHT_ALPHA_MASK) | (1 << LLPipeline::RENDER_TYPE_PASS_FULLBRIGHT_SHINY) | (1 << LLPipeline::RENDER_TYPE_PASS_GLOW) | (1 << LLPipeline::RENDER_TYPE_PASS_GRASS) | (1 << LLPipeline::RENDER_TYPE_PASS_SHINY) | (1 << LLPipeline::RENDER_TYPE_PASS_INVISIBLE) | (1 << LLPipeline::RENDER_TYPE_PASS_INVISI_SHINY) | (1 << LLPipeline::RENDER_TYPE_AVATAR)); renderGeomPostDeferred(*LLViewerCamera::getInstance()); mRenderTypeMask = render_mask; } { //render highlights, etc. renderHighlights(); mHighlightFaces.clear(); renderDebug(); LLVertexBuffer::unbind(); if (gPipeline.hasRenderDebugFeatureMask(LLPipeline::RENDER_DEBUG_FEATURE_UI)) { // Render debugging beacons. gObjectList.renderObjectBeacons(); gObjectList.resetObjectBeacons(); } } mScreen.flush(); } void LLPipeline::setupSpotLight(LLGLSLShader& shader, LLDrawable* drawablep) { //construct frustum LLVOVolume* volume = drawablep->getVOVolume(); LLVector3 params = volume->getSpotLightParams(); F32 fov = params.mV[0]; F32 focus = params.mV[1]; LLVector3 pos = drawablep->getPositionAgent(); LLQuaternion quat = volume->getRenderRotation(); LLVector3 scale = volume->getScale(); //get near clip plane LLVector3 at_axis(0,0,-scale.mV[2]*0.5f); at_axis *= quat; LLVector3 np = pos+at_axis; at_axis.normVec(); //get origin that has given fov for plane np, at_axis, and given scale F32 dist = (scale.mV[1]*0.5f)/tanf(fov*0.5f); LLVector3 origin = np - at_axis*dist; //matrix from volume space to agent space LLMatrix4 light_mat(quat, LLVector4(origin,1.f)); glh::matrix4f light_to_agent((F32*) light_mat.mMatrix); glh::matrix4f light_to_screen = glh_get_current_modelview() * light_to_agent; glh::matrix4f screen_to_light = light_to_screen.inverse(); F32 s = volume->getLightRadius()*1.5f; F32 near_clip = dist; F32 width = scale.mV[VX]; F32 height = scale.mV[VY]; F32 far_clip = s+dist-scale.mV[VZ]; F32 fovy = fov * RAD_TO_DEG; F32 aspect = width/height; glh::matrix4f trans(0.5f, 0.f, 0.f, 0.5f, 0.f, 0.5f, 0.f, 0.5f, 0.f, 0.f, 0.5f, 0.5f, 0.f, 0.f, 0.f, 1.f); glh::vec3f p1(0, 0, -(near_clip+0.01f)); glh::vec3f p2(0, 0, -(near_clip+1.f)); glh::vec3f screen_origin(0, 0, 0); light_to_screen.mult_matrix_vec(p1); light_to_screen.mult_matrix_vec(p2); light_to_screen.mult_matrix_vec(screen_origin); glh::vec3f n = p2-p1; n.normalize(); F32 proj_range = far_clip - near_clip; glh::matrix4f light_proj = gl_perspective(fovy, aspect, near_clip, far_clip); screen_to_light = trans * light_proj * screen_to_light; shader.uniformMatrix4fv("proj_mat", 1, FALSE, screen_to_light.m); shader.uniform1f("proj_near", near_clip); shader.uniform3fv("proj_p", 1, p1.v); shader.uniform3fv("proj_n", 1, n.v); shader.uniform3fv("proj_origin", 1, screen_origin.v); shader.uniform1f("proj_range", proj_range); shader.uniform1f("proj_ambiance", params.mV[2]); S32 s_idx = -1; for (U32 i = 0; i < 2; i++) { if (mShadowSpotLight[i] == drawablep) { s_idx = i; } } shader.uniform1i("proj_shadow_idx", s_idx); if (s_idx >= 0) { shader.uniform1f("shadow_fade", 1.f-mSpotLightFade[s_idx]); } else { shader.uniform1f("shadow_fade", 1.f); } { LLDrawable* potential = drawablep; //determine if this is a good light for casting shadows F32 m_pri = volume->getSpotLightPriority(); for (U32 i = 0; i < 2; i++) { F32 pri = 0.f; if (mTargetShadowSpotLight[i].notNull()) { pri = mTargetShadowSpotLight[i]->getVOVolume()->getSpotLightPriority(); } if (m_pri > pri) { LLDrawable* temp = mTargetShadowSpotLight[i]; mTargetShadowSpotLight[i] = potential; potential = temp; m_pri = pri; } } } LLViewerTexture* img = volume->getLightTexture(); S32 channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_PROJECTION); if (channel > -1 && img) { gGL.getTexUnit(channel)->bind(img); F32 lod_range = logf(img->getWidth())/logf(2.f); shader.uniform1f("proj_focus", focus); shader.uniform1f("proj_lod", lod_range); shader.uniform1f("proj_ambient_lod", llclamp((proj_range-focus)/proj_range*lod_range, 0.f, 1.f)); } } void LLPipeline::unbindDeferredShader(LLGLSLShader &shader) { stop_glerror(); shader.disableTexture(LLViewerShaderMgr::DEFERRED_POSITION, LLTexUnit::TT_RECT_TEXTURE); shader.disableTexture(LLViewerShaderMgr::DEFERRED_NORMAL, LLTexUnit::TT_RECT_TEXTURE); shader.disableTexture(LLViewerShaderMgr::DEFERRED_DIFFUSE, LLTexUnit::TT_RECT_TEXTURE); shader.disableTexture(LLViewerShaderMgr::DEFERRED_SPECULAR, LLTexUnit::TT_RECT_TEXTURE); shader.disableTexture(LLViewerShaderMgr::DEFERRED_DEPTH, LLTexUnit::TT_RECT_TEXTURE); shader.disableTexture(LLViewerShaderMgr::DEFERRED_LIGHT, LLTexUnit::TT_RECT_TEXTURE); shader.disableTexture(LLViewerShaderMgr::DEFERRED_GI_LIGHT, LLTexUnit::TT_RECT_TEXTURE); shader.disableTexture(LLViewerShaderMgr::DEFERRED_EDGE, LLTexUnit::TT_RECT_TEXTURE); shader.disableTexture(LLViewerShaderMgr::DEFERRED_SUN_LIGHT, LLTexUnit::TT_RECT_TEXTURE); shader.disableTexture(LLViewerShaderMgr::DEFERRED_LOCAL_LIGHT, LLTexUnit::TT_RECT_TEXTURE); shader.disableTexture(LLViewerShaderMgr::DEFERRED_LUMINANCE); shader.disableTexture(LLViewerShaderMgr::DIFFUSE_MAP); shader.disableTexture(LLViewerShaderMgr::DEFERRED_GI_MIP); shader.disableTexture(LLViewerShaderMgr::DEFERRED_BLOOM); shader.disableTexture(LLViewerShaderMgr::DEFERRED_GI_NORMAL); shader.disableTexture(LLViewerShaderMgr::DEFERRED_GI_DIFFUSE); shader.disableTexture(LLViewerShaderMgr::DEFERRED_GI_SPECULAR); shader.disableTexture(LLViewerShaderMgr::DEFERRED_GI_DEPTH); shader.disableTexture(LLViewerShaderMgr::DEFERRED_GI_MIN_POS); shader.disableTexture(LLViewerShaderMgr::DEFERRED_GI_MAX_POS); shader.disableTexture(LLViewerShaderMgr::DEFERRED_GI_LAST_NORMAL); shader.disableTexture(LLViewerShaderMgr::DEFERRED_GI_LAST_DIFFUSE); shader.disableTexture(LLViewerShaderMgr::DEFERRED_GI_LAST_MIN_POS); shader.disableTexture(LLViewerShaderMgr::DEFERRED_GI_LAST_MAX_POS); for (U32 i = 0; i < 4; i++) { if (shader.disableTexture(LLViewerShaderMgr::DEFERRED_SHADOW0+i, LLTexUnit::TT_RECT_TEXTURE) > -1) { glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_COMPARE_MODE_ARB, GL_NONE); } } for (U32 i = 4; i < 6; i++) { if (shader.disableTexture(LLViewerShaderMgr::DEFERRED_SHADOW0+i) > -1) { glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_COMPARE_MODE_ARB, GL_NONE); } } shader.disableTexture(LLViewerShaderMgr::DEFERRED_NOISE); shader.disableTexture(LLViewerShaderMgr::DEFERRED_LIGHTFUNC); S32 channel = shader.disableTexture(LLViewerShaderMgr::ENVIRONMENT_MAP, LLTexUnit::TT_CUBE_MAP); if (channel > -1) { LLCubeMap* cube_map = gSky.mVOSkyp ? gSky.mVOSkyp->getCubeMap() : NULL; if (cube_map) { cube_map->disable(); } } gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); gGL.getTexUnit(0)->activate(); shader.unbind(); LLGLState::checkTextureChannels(); } inline float sgn(float a) { if (a > 0.0F) return (1.0F); if (a < 0.0F) return (-1.0F); return (0.0F); } void LLPipeline::generateWaterReflection(LLCamera& camera_in) { if (LLPipeline::sWaterReflections && assertInitialized() && LLDrawPoolWater::sNeedsReflectionUpdate) { LLVOAvatarSelf* avatar = gAgent.getAvatarObject(); if (gAgent.getCameraAnimating() || gAgent.getCameraMode() != CAMERA_MODE_MOUSELOOK) { avatar = NULL; } if (avatar) { avatar->updateAttachmentVisibility(CAMERA_MODE_THIRD_PERSON); } LLVertexBuffer::unbind(); LLGLState::checkStates(); LLGLState::checkTextureChannels(); LLGLState::checkClientArrays(); LLCamera camera = camera_in; camera.setFar(camera.getFar()*0.87654321f); LLPipeline::sReflectionRender = TRUE; S32 occlusion = LLPipeline::sUseOcclusion; LLViewerCamera::sCurCameraID = LLViewerCamera::CAMERA_WORLD; LLPipeline::sUseOcclusion = llmin(occlusion, 1); U32 type_mask = gPipeline.mRenderTypeMask; glh::matrix4f projection = glh_get_current_projection(); glh::matrix4f mat; stop_glerror(); LLPlane plane; F32 height = gAgent.getRegion()->getWaterHeight(); F32 to_clip = fabsf(camera.getOrigin().mV[2]-height); F32 pad = -to_clip*0.05f; //amount to "pad" clip plane by //plane params LLVector3 pnorm; F32 pd; S32 water_clip = 0; if (!LLViewerCamera::getInstance()->cameraUnderWater()) { //camera is above water, clip plane points up pnorm.setVec(0,0,1); pd = -height; plane.setVec(pnorm, pd); water_clip = -1; } else { //camera is below water, clip plane points down pnorm = LLVector3(0,0,-1); pd = height; plane.setVec(pnorm, pd); water_clip = 1; } if (!LLViewerCamera::getInstance()->cameraUnderWater()) { //generate planar reflection map gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); glClearColor(0,0,0,0); mWaterRef.bindTarget(); gGL.setColorMask(true, true); mWaterRef.clear(); gGL.setColorMask(true, false); mWaterRef.getViewport(gGLViewport); stop_glerror(); glPushMatrix(); mat.set_scale(glh::vec3f(1,1,-1)); mat.set_translate(glh::vec3f(0,0,height*2.f)); glh::matrix4f current = glh_get_current_modelview(); mat = current * mat; glh_set_current_modelview(mat); glLoadMatrixf(mat.m); LLViewerCamera::updateFrustumPlanes(camera, FALSE, TRUE); glh::matrix4f inv_mat = mat.inverse(); glh::vec3f origin(0,0,0); inv_mat.mult_matrix_vec(origin); camera.setOrigin(origin.v); glCullFace(GL_FRONT); static LLCullResult ref_result; U32 ref_mask = 0; if (LLDrawPoolWater::sNeedsDistortionUpdate) { //initial sky pass (no user clip plane) { //mask out everything but the sky U32 tmp = mRenderTypeMask; mRenderTypeMask = tmp & ((1 << LLPipeline::RENDER_TYPE_SKY) | (1 << LLPipeline::RENDER_TYPE_WL_SKY)); static LLCullResult result; updateCull(camera, result); stateSort(camera, result); mRenderTypeMask = tmp & ((1 << LLPipeline::RENDER_TYPE_SKY) | (1 << LLPipeline::RENDER_TYPE_CLOUDS) | (1 << LLPipeline::RENDER_TYPE_WL_SKY)); renderGeom(camera, TRUE); mRenderTypeMask = tmp; } U32 mask = mRenderTypeMask; mRenderTypeMask &= ~((1<cameraUnderWater() ? FALSE : TRUE; if (LLPipeline::sUnderWaterRender) { mRenderTypeMask &= ~((1<unbind(LLTexUnit::TT_TEXTURE); LLColor4& col = LLDrawPoolWater::sWaterFogColor; glClearColor(col.mV[0], col.mV[1], col.mV[2], 0.f); mWaterDis.bindTarget(); mWaterDis.getViewport(gGLViewport); if (!LLPipeline::sUnderWaterRender || LLDrawPoolWater::sNeedsReflectionUpdate) { //clip out geometry on the same side of water as the camera mat = glh_get_current_modelview(); LLGLUserClipPlane clip_plane(LLPlane(-pnorm, -(pd+pad)), mat, projection); static LLCullResult result; updateCull(camera, result, water_clip); stateSort(camera, result); gGL.setColorMask(true, true); mWaterDis.clear(); gGL.setColorMask(true, false); renderGeom(camera); } LLPipeline::sUnderWaterRender = FALSE; mWaterDis.flush(); } last_update = LLDrawPoolWater::sNeedsReflectionUpdate && LLDrawPoolWater::sNeedsDistortionUpdate; LLRenderTarget::unbindTarget(); LLPipeline::sReflectionRender = FALSE; if (!LLRenderTarget::sUseFBO) { glClear(GL_DEPTH_BUFFER_BIT); } glClearColor(0.f, 0.f, 0.f, 0.f); gViewerWindow->setup3DViewport(); mRenderTypeMask = type_mask; LLDrawPoolWater::sNeedsReflectionUpdate = FALSE; LLDrawPoolWater::sNeedsDistortionUpdate = FALSE; LLViewerCamera::getInstance()->setUserClipPlane(LLPlane(-pnorm, -pd)); LLPipeline::sUseOcclusion = occlusion; LLGLState::checkStates(); LLGLState::checkTextureChannels(); LLGLState::checkClientArrays(); if (avatar) { avatar->updateAttachmentVisibility(gAgent.getCameraMode()); } } } glh::matrix4f look(const LLVector3 pos, const LLVector3 dir, const LLVector3 up) { glh::matrix4f ret; LLVector3 dirN; LLVector3 upN; LLVector3 lftN; lftN = dir % up; lftN.normVec(); upN = lftN % dir; upN.normVec(); dirN = dir; dirN.normVec(); ret.m[ 0] = lftN[0]; ret.m[ 1] = upN[0]; ret.m[ 2] = -dirN[0]; ret.m[ 3] = 0.f; ret.m[ 4] = lftN[1]; ret.m[ 5] = upN[1]; ret.m[ 6] = -dirN[1]; ret.m[ 7] = 0.f; ret.m[ 8] = lftN[2]; ret.m[ 9] = upN[2]; ret.m[10] = -dirN[2]; ret.m[11] = 0.f; ret.m[12] = -(lftN*pos); ret.m[13] = -(upN*pos); ret.m[14] = dirN*pos; ret.m[15] = 1.f; return ret; } glh::matrix4f scale_translate_to_fit(const LLVector3 min, const LLVector3 max) { glh::matrix4f ret; ret.m[ 0] = 2/(max[0]-min[0]); ret.m[ 4] = 0; ret.m[ 8] = 0; ret.m[12] = -(max[0]+min[0])/(max[0]-min[0]); ret.m[ 1] = 0; ret.m[ 5] = 2/(max[1]-min[1]); ret.m[ 9] = 0; ret.m[13] = -(max[1]+min[1])/(max[1]-min[1]); ret.m[ 2] = 0; ret.m[ 6] = 0; ret.m[10] = 2/(max[2]-min[2]); ret.m[14] = -(max[2]+min[2])/(max[2]-min[2]); ret.m[ 3] = 0; ret.m[ 7] = 0; ret.m[11] = 0; ret.m[15] = 1; return ret; } static LLFastTimer::DeclareTimer FTM_SHADOW_RENDER("Render Shadows"); static LLFastTimer::DeclareTimer FTM_SHADOW_ALPHA("Alpha Shadow"); static LLFastTimer::DeclareTimer FTM_SHADOW_SIMPLE("Simple Shadow"); void LLPipeline::renderShadow(glh::matrix4f& view, glh::matrix4f& proj, LLCamera& shadow_cam, LLCullResult &result, BOOL use_shader, BOOL use_occlusion) { LLFastTimer t(FTM_SHADOW_RENDER); //clip out geometry on the same side of water as the camera S32 occlude = LLPipeline::sUseOcclusion; if (!use_occlusion) { LLPipeline::sUseOcclusion = 0; } LLPipeline::sShadowRender = TRUE; U32 types[] = { LLRenderPass::PASS_SIMPLE, LLRenderPass::PASS_FULLBRIGHT, LLRenderPass::PASS_SHINY, LLRenderPass::PASS_BUMP, LLRenderPass::PASS_FULLBRIGHT_SHINY }; LLGLEnable cull(GL_CULL_FACE); if (use_shader) { gDeferredShadowProgram.bind(); } updateCull(shadow_cam, result); stateSort(shadow_cam, result); //generate shadow map glMatrixMode(GL_PROJECTION); glPushMatrix(); glLoadMatrixf(proj.m); glMatrixMode(GL_MODELVIEW); glPushMatrix(); glLoadMatrixf(view.m); stop_glerror(); gGLLastMatrix = NULL; { LLGLDepthTest depth(GL_TRUE); glClear(GL_DEPTH_BUFFER_BIT); } gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); glColor4f(1,1,1,1); stop_glerror(); gGL.setColorMask(false, false); //glCullFace(GL_FRONT); { LLFastTimer ftm(FTM_SHADOW_SIMPLE); LLGLDisable test(GL_ALPHA_TEST); gGL.getTexUnit(0)->disable(); for (U32 i = 0; i < sizeof(types)/sizeof(U32); ++i) { renderObjects(types[i], LLVertexBuffer::MAP_VERTEX, FALSE); } gGL.getTexUnit(0)->enable(LLTexUnit::TT_TEXTURE); } if (use_shader) { gDeferredShadowProgram.unbind(); renderGeomShadow(shadow_cam); gDeferredShadowProgram.bind(); } else { renderGeomShadow(shadow_cam); } { LLFastTimer ftm(FTM_SHADOW_ALPHA); LLGLEnable test(GL_ALPHA_TEST); gGL.setAlphaRejectSettings(LLRender::CF_GREATER, 0.6f); renderObjects(LLRenderPass::PASS_ALPHA_SHADOW, LLVertexBuffer::MAP_VERTEX | LLVertexBuffer::MAP_TEXCOORD0 | LLVertexBuffer::MAP_COLOR, TRUE); glColor4f(1,1,1,1); renderObjects(LLRenderPass::PASS_GRASS, LLVertexBuffer::MAP_VERTEX | LLVertexBuffer::MAP_TEXCOORD0, TRUE); gGL.setAlphaRejectSettings(LLRender::CF_DEFAULT); } //glCullFace(GL_BACK); gGLLastMatrix = NULL; glLoadMatrixd(gGLModelView); doOcclusion(shadow_cam); if (use_shader) { gDeferredShadowProgram.unbind(); } gGL.setColorMask(true, true); glMatrixMode(GL_PROJECTION); glPopMatrix(); glMatrixMode(GL_MODELVIEW); glPopMatrix(); gGLLastMatrix = NULL; LLPipeline::sUseOcclusion = occlude; LLPipeline::sShadowRender = FALSE; } BOOL LLPipeline::getVisiblePointCloud(LLCamera& camera, LLVector3& min, LLVector3& max, std::vector& fp, LLVector3 light_dir) { //get point cloud of intersection of frust and min, max //get set of planes std::vector ps; if (getVisibleExtents(camera, min, max)) { return FALSE; } ps.push_back(LLPlane(min, LLVector3(-1,0,0))); ps.push_back(LLPlane(min, LLVector3(0,-1,0))); ps.push_back(LLPlane(min, LLVector3(0,0,-1))); ps.push_back(LLPlane(max, LLVector3(1,0,0))); ps.push_back(LLPlane(max, LLVector3(0,1,0))); ps.push_back(LLPlane(max, LLVector3(0,0,1))); /*if (!light_dir.isExactlyZero()) { LLPlane ucp; LLPlane mcp; F32 maxd = -1.f; F32 mind = 1.f; for (U32 i = 0; i < ps.size(); ++i) { //pick the plane most aligned to lightDir for user clip plane LLVector3 n(ps[i].mV); F32 da = n*light_dir; if (da > maxd) { maxd = da; ucp = ps[i]; } if (da < mind) { mind = da; mcp = ps[i]; } } camera.setUserClipPlane(ucp); ps.clear(); ps.push_back(ucp); ps.push_back(mcp); }*/ for (U32 i = 0; i < 6; i++) { ps.push_back(camera.getAgentPlane(i)); } //get set of points where planes intersect and points are not above any plane fp.clear(); for (U32 i = 0; i < ps.size(); ++i) { for (U32 j = 0; j < ps.size(); ++j) { for (U32 k = 0; k < ps.size(); ++k) { if (i == j || i == k || k == j) { continue; } LLVector3 n1,n2,n3; F32 d1,d2,d3; n1.setVec(ps[i].mV); n2.setVec(ps[j].mV); n3.setVec(ps[k].mV); d1 = ps[i].mV[3]; d2 = ps[j].mV[3]; d3 = ps[k].mV[3]; //get point of intersection of 3 planes "p" LLVector3 p = (-d1*(n2%n3)-d2*(n3%n1)-d3*(n1%n2))/(n1*(n2%n3)); if (llround(p*n1+d1, 0.0001f) == 0.f && llround(p*n2+d2, 0.0001f) == 0.f && llround(p*n3+d3, 0.0001f) == 0.f) { //point is on all three planes BOOL found = TRUE; for (U32 l = 0; l < ps.size() && found; ++l) { if (llround(ps[l].dist(p), 0.0001f) > 0.0f) { //point is above some plane, not contained found = FALSE; } } if (found) { fp.push_back(p); } } } } } if (fp.empty()) { return FALSE; } return TRUE; } void LLPipeline::generateGI(LLCamera& camera, LLVector3& lightDir, std::vector& vpc) { if (LLViewerShaderMgr::instance()->getVertexShaderLevel(LLViewerShaderMgr::SHADER_DEFERRED) < 3) { return; } LLVector3 up; //LLGLEnable depth_clamp(GL_DEPTH_CLAMP_NV); if (lightDir.mV[2] > 0.5f) { up = LLVector3(1,0,0); } else { up = LLVector3(0, 0, 1); } F32 gi_range = gSavedSettings.getF32("RenderGIRange"); U32 res = mGIMap.getWidth(); F32 atten = llmax(gSavedSettings.getF32("RenderGIAttenuation"), 0.001f); //set radius to range at which distance attenuation of incoming photons is near 0 F32 lrad = sqrtf(1.f/(atten*0.01f)); F32 lrange = lrad+gi_range*0.5f; LLVector3 pad(lrange,lrange,lrange); glh::matrix4f view = look(LLVector3(128.f,128.f,128.f), lightDir, up); LLVector3 cp = camera.getOrigin()+camera.getAtAxis()*(gi_range*0.5f); glh::vec3f scp(cp.mV); view.mult_matrix_vec(scp); cp.setVec(scp.v); F32 pix_width = lrange/(res*0.5f); //move cp to the nearest pix_width for (U32 i = 0; i < 3; i++) { cp.mV[i] = llround(cp.mV[i], pix_width); } LLVector3 min = cp-pad; LLVector3 max = cp+pad; //set mGIRange to range in tc space[0,1] that covers texture block of intersecting lights around a point mGIRange.mV[0] = (max.mV[0]-min.mV[0])/res; mGIRange.mV[1] = (max.mV[1]-min.mV[1])/res; mGILightRadius = lrad/lrange*0.5f; glh::matrix4f proj = gl_ortho(min.mV[0], max.mV[0], min.mV[1], max.mV[1], -max.mV[2], -min.mV[2]); LLCamera sun_cam = camera; glh::matrix4f eye_view = glh_get_current_modelview(); //get eye space to camera space matrix mGIMatrix = view*eye_view.inverse(); mGINormalMatrix = mGIMatrix.inverse().transpose(); mGIInvProj = proj.inverse(); mGIMatrixProj = proj*mGIMatrix; //translate and scale to [0,1] glh::matrix4f trans(.5f, 0.f, 0.f, .5f, 0.f, 0.5f, 0.f, 0.5f, 0.f, 0.f, 0.5f, 0.5f, 0.f, 0.f, 0.f, 1.f); mGIMatrixProj = trans*mGIMatrixProj; glh_set_current_modelview(view); glh_set_current_projection(proj); LLViewerCamera::updateFrustumPlanes(sun_cam, TRUE, FALSE, TRUE); sun_cam.ignoreAgentFrustumPlane(LLCamera::AGENT_PLANE_NEAR); static LLCullResult result; U32 type_mask = mRenderTypeMask; mRenderTypeMask = type_mask & ((1<getVolume()) { for (LLViewerObject::child_list_t::const_iterator iter = obj->getChildren().begin(); iter != obj->getChildren().end(); ++iter) { renderHighlight(*iter, fade); } LLDrawable* drawable = obj->mDrawable; if (drawable) { for (S32 i = 0; i < drawable->getNumFaces(); ++i) { LLFace* face = drawable->getFace(i); if (face) { face->renderSelected(LLViewerTexture::sNullImagep, LLColor4(1,1,1,fade)); } } } } } void LLPipeline::generateHighlight(LLCamera& camera) { //render highlighted object as white into offscreen render target if (mHighlightObject.notNull()) { mHighlightSet.insert(HighlightItem(mHighlightObject)); } if (!mHighlightSet.empty()) { F32 transition = gFrameIntervalSeconds/gSavedSettings.getF32("RenderHighlightFadeTime"); LLGLDisable test(GL_ALPHA_TEST); LLGLDepthTest depth(GL_FALSE); mHighlight.bindTarget(); disableLights(); gGL.setColorMask(true, true); mHighlight.clear(); gGL.getTexUnit(0)->bind(LLViewerFetchedTexture::sWhiteImagep); for (std::set::iterator iter = mHighlightSet.begin(); iter != mHighlightSet.end(); ) { std::set::iterator cur_iter = iter++; if (cur_iter->mItem.isNull()) { mHighlightSet.erase(cur_iter); continue; } if (cur_iter->mItem == mHighlightObject) { cur_iter->incrFade(transition); } else { cur_iter->incrFade(-transition); if (cur_iter->mFade <= 0.f) { mHighlightSet.erase(cur_iter); continue; } } renderHighlight(cur_iter->mItem->getVObj(), cur_iter->mFade); } mHighlight.flush(); gGL.setColorMask(true, false); gViewerWindow->setup3DViewport(); } } void LLPipeline::generateSunShadow(LLCamera& camera) { if (!sRenderDeferred || !gSavedSettings.getBOOL("RenderDeferredShadow")) { return; } //temporary hack to disable shadows but keep local lights static BOOL clear = TRUE; BOOL gen_shadow = gSavedSettings.getBOOL("RenderDeferredSunShadow"); if (!gen_shadow) { if (clear) { clear = FALSE; for (U32 i = 0; i < 6; i++) { mShadow[i].bindTarget(); mShadow[i].clear(); mShadow[i].flush(); } } return; } clear = TRUE; F64 last_modelview[16]; F64 last_projection[16]; for (U32 i = 0; i < 16; i++) { //store last_modelview of world camera last_modelview[i] = gGLLastModelView[i]; last_projection[i] = gGLLastProjection[i]; } U32 type_mask = mRenderTypeMask; mRenderTypeMask = type_mask & ((1< 0.75f) { up = camera.getUpAxis(); } /*LLVector3 left = up%at; up = at%left;*/ up.normVec(); at.normVec(); F32 near_clip = 0.f; { //get visible point cloud std::vector fp; LLVector3 min,max; getVisiblePointCloud(camera,min,max,fp); if (fp.empty()) { mRenderTypeMask = type_mask; return; } generateGI(camera, lightDir, fp); //get good split distances for frustum for (U32 i = 0; i < fp.size(); ++i) { glh::vec3f v(fp[i].mV); saved_view.mult_matrix_vec(v); fp[i].setVec(v.v); } min = fp[0]; max = fp[0]; //get camera space bounding box for (U32 i = 1; i < fp.size(); ++i) { update_min_max(min, max, fp[i]); } near_clip = -max.mV[2]; F32 far_clip = -min.mV[2]*2.f; far_clip = llmin(far_clip, 128.f); far_clip = llmin(far_clip, camera.getFar()); F32 range = far_clip-near_clip; LLVector3 split_exp = gSavedSettings.getVector3("RenderShadowSplitExponent"); F32 da = 1.f-llmax( fabsf(lightDir*up), fabsf(lightDir*camera.getLeftAxis()) ); da = powf(da, split_exp.mV[2]); F32 sxp = split_exp.mV[1] + (split_exp.mV[0]-split_exp.mV[1])*da; for (U32 i = 0; i < 4; ++i) { F32 x = (F32)(i+1)/4.f; x = powf(x, sxp); mSunClipPlanes.mV[i] = near_clip+range*x; } } // convenience array of 4 near clip plane distances F32 dist[] = { near_clip, mSunClipPlanes.mV[0], mSunClipPlanes.mV[1], mSunClipPlanes.mV[2], mSunClipPlanes.mV[3] }; for (S32 j = 0; j < 4; j++) { if (!hasRenderDebugMask(RENDER_DEBUG_SHADOW_FRUSTA)) { mShadowFrustPoints[j].clear(); } LLViewerCamera::sCurCameraID = LLViewerCamera::CAMERA_SHADOW0+j; //restore render matrices glh_set_current_modelview(saved_view); glh_set_current_projection(saved_proj); LLVector3 eye = camera.getOrigin(); //camera used for shadow cull/render LLCamera shadow_cam; //create world space camera frustum for this split shadow_cam = camera; shadow_cam.setFar(16.f); LLViewerCamera::updateFrustumPlanes(shadow_cam); LLVector3* frust = shadow_cam.mAgentFrustum; LLVector3 pn = shadow_cam.getAtAxis(); LLVector3 min, max; //construct 8 corners of split frustum section for (U32 i = 0; i < 4; i++) { LLVector3 delta = frust[i+4]-eye; delta.normVec(); F32 dp = delta*pn; frust[i] = eye + (delta*dist[j])/dp; frust[i+4] = eye + (delta*dist[j+1])/dp; } shadow_cam.calcAgentFrustumPlanes(frust); shadow_cam.mFrustumCornerDist = 0.f; if (!gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_SHADOW_FRUSTA)) { mShadowCamera[j] = shadow_cam; } std::vector fp; if (!gPipeline.getVisiblePointCloud(shadow_cam, min, max, fp, lightDir)) { //no possible shadow receivers if (!gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_SHADOW_FRUSTA)) { mShadowExtents[j][0] = LLVector3(); mShadowExtents[j][1] = LLVector3(); mShadowCamera[j+4] = shadow_cam; } mShadow[j].bindTarget(); { LLGLDepthTest depth(GL_TRUE); mShadow[j].clear(); } mShadow[j].flush(); mShadowError.mV[j] = 0.f; mShadowFOV.mV[j] = 0.f; continue; } if (!gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_SHADOW_FRUSTA)) { mShadowExtents[j][0] = min; mShadowExtents[j][1] = max; mShadowFrustPoints[j] = fp; } //find a good origin for shadow projection LLVector3 origin; //get a temporary view projection view[j] = look(camera.getOrigin(), lightDir, -up); std::vector wpf; for (U32 i = 0; i < fp.size(); i++) { glh::vec3f p = glh::vec3f(fp[i].mV); view[j].mult_matrix_vec(p); wpf.push_back(LLVector3(p.v)); } min = wpf[0]; max = wpf[0]; for (U32 i = 0; i < fp.size(); ++i) { //get AABB in camera space update_min_max(min, max, wpf[i]); } // Construct a perspective transform with perspective along y-axis that contains // points in wpf //Known: // - far clip plane // - near clip plane // - points in frustum //Find: // - origin //get some "interesting" points of reference LLVector3 center = (min+max)*0.5f; LLVector3 size = (max-min)*0.5f; LLVector3 near_center = center; near_center.mV[1] += size.mV[1]*2.f; //put all points in wpf in quadrant 0, reletive to center of min/max //get the best fit line using least squares F32 bfm = 0.f; F32 bfb = 0.f; for (U32 i = 0; i < wpf.size(); ++i) { wpf[i] -= center; wpf[i].mV[0] = fabsf(wpf[i].mV[0]); wpf[i].mV[2] = fabsf(wpf[i].mV[2]); } if (!wpf.empty()) { F32 sx = 0.f; F32 sx2 = 0.f; F32 sy = 0.f; F32 sxy = 0.f; for (U32 i = 0; i < wpf.size(); ++i) { sx += wpf[i].mV[0]; sx2 += wpf[i].mV[0]*wpf[i].mV[0]; sy += wpf[i].mV[1]; sxy += wpf[i].mV[0]*wpf[i].mV[1]; } bfm = (sy*sx-wpf.size()*sxy)/(sx*sx-wpf.size()*sx2); bfb = (sx*sxy-sy*sx2)/(sx*sx-bfm*sx2); } { // best fit line is y=bfm*x+bfb //find point that is furthest to the right of line F32 off_x = -1.f; LLVector3 lp; for (U32 i = 0; i < wpf.size(); ++i) { //y = bfm*x+bfb //x = (y-bfb)/bfm F32 lx = (wpf[i].mV[1]-bfb)/bfm; lx = wpf[i].mV[0]-lx; if (off_x < lx) { off_x = lx; lp = wpf[i]; } } //get line with slope bfm through lp // bfb = y-bfm*x bfb = lp.mV[1]-bfm*lp.mV[0]; //calculate error mShadowError.mV[j] = 0.f; for (U32 i = 0; i < wpf.size(); ++i) { F32 lx = (wpf[i].mV[1]-bfb)/bfm; mShadowError.mV[j] += fabsf(wpf[i].mV[0]-lx); } mShadowError.mV[j] /= wpf.size(); mShadowError.mV[j] /= size.mV[0]; if (mShadowError.mV[j] > gSavedSettings.getF32("RenderShadowErrorCutoff")) { //just use ortho projection mShadowFOV.mV[j] = -1.f; origin.clearVec(); proj[j] = gl_ortho(min.mV[0], max.mV[0], min.mV[1], max.mV[1], -max.mV[2], -min.mV[2]); } else { //origin is where line x = 0; origin.setVec(0,bfb,0); F32 fovz = 1.f; F32 fovx = 1.f; LLVector3 zp; LLVector3 xp; for (U32 i = 0; i < wpf.size(); ++i) { LLVector3 atz = wpf[i]-origin; atz.mV[0] = 0.f; atz.normVec(); if (fovz > -atz.mV[1]) { zp = wpf[i]; fovz = -atz.mV[1]; } LLVector3 atx = wpf[i]-origin; atx.mV[2] = 0.f; atx.normVec(); if (fovx > -atx.mV[1]) { fovx = -atx.mV[1]; xp = wpf[i]; } } fovx = acos(fovx); fovz = acos(fovz); F32 cutoff = llmin(gSavedSettings.getF32("RenderShadowFOVCutoff"), 1.4f); mShadowFOV.mV[j] = fovx; if (fovx < cutoff && fovz > cutoff) { //x is a good fit, but z is too big, move away from zp enough so that fovz matches cutoff F32 d = zp.mV[2]/tan(cutoff); F32 ny = zp.mV[1] + fabsf(d); origin.mV[1] = ny; fovz = 1.f; fovx = 1.f; for (U32 i = 0; i < wpf.size(); ++i) { LLVector3 atz = wpf[i]-origin; atz.mV[0] = 0.f; atz.normVec(); fovz = llmin(fovz, -atz.mV[1]); LLVector3 atx = wpf[i]-origin; atx.mV[2] = 0.f; atx.normVec(); fovx = llmin(fovx, -atx.mV[1]); } fovx = acos(fovx); fovz = acos(fovz); if (fovx > cutoff || llround(fovz, 0.01f) > cutoff) { // llerrs << "WTF?" << llendl; } mShadowFOV.mV[j] = cutoff; } origin += center; F32 ynear = -(max.mV[1]-origin.mV[1]); F32 yfar = -(min.mV[1]-origin.mV[1]); if (ynear < 0.1f) //keep a sensible near clip plane { F32 diff = 0.1f-ynear; origin.mV[1] += diff; ynear += diff; yfar += diff; } if (fovx > cutoff) { //just use ortho projection origin.clearVec(); mShadowError.mV[j] = -1.f; proj[j] = gl_ortho(min.mV[0], max.mV[0], min.mV[1], max.mV[1], -max.mV[2], -min.mV[2]); } else { //get perspective projection view[j] = view[j].inverse(); glh::vec3f origin_agent(origin.mV); //translate view to origin view[j].mult_matrix_vec(origin_agent); eye = LLVector3(origin_agent.v); if (!hasRenderDebugMask(LLPipeline::RENDER_DEBUG_SHADOW_FRUSTA)) { mShadowFrustOrigin[j] = eye; } view[j] = look(LLVector3(origin_agent.v), lightDir, -up); F32 fx = 1.f/tanf(fovx); F32 fz = 1.f/tanf(fovz); proj[j] = glh::matrix4f(-fx, 0, 0, 0, 0, (yfar+ynear)/(ynear-yfar), 0, (2.f*yfar*ynear)/(ynear-yfar), 0, 0, -fz, 0, 0, -1.f, 0, 0); } } } shadow_cam.setFar(128.f); shadow_cam.setOriginAndLookAt(eye, up, center); shadow_cam.setOrigin(0,0,0); glh_set_current_modelview(view[j]); glh_set_current_projection(proj[j]); LLViewerCamera::updateFrustumPlanes(shadow_cam, FALSE, FALSE, TRUE); shadow_cam.ignoreAgentFrustumPlane(LLCamera::AGENT_PLANE_NEAR); //translate and scale to from [-1, 1] to [0, 1] glh::matrix4f trans(0.5f, 0.f, 0.f, 0.5f, 0.f, 0.5f, 0.f, 0.5f, 0.f, 0.f, 0.5f, 0.5f, 0.f, 0.f, 0.f, 1.f); glh_set_current_modelview(view[j]); glh_set_current_projection(proj[j]); for (U32 i = 0; i < 16; i++) { gGLLastModelView[i] = mShadowModelview[j].m[i]; gGLLastProjection[i] = mShadowProjection[j].m[i]; } mShadowModelview[j] = view[j]; mShadowProjection[j] = proj[j]; mSunShadowMatrix[j] = trans*proj[j]*view[j]*inv_view; stop_glerror(); mShadow[j].bindTarget(); mShadow[j].getViewport(gGLViewport); { static LLCullResult result[4]; //LLGLEnable enable(GL_DEPTH_CLAMP_NV); renderShadow(view[j], proj[j], shadow_cam, result[j], TRUE); } mShadow[j].flush(); if (!gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_SHADOW_FRUSTA)) { LLViewerCamera::updateFrustumPlanes(shadow_cam, FALSE, FALSE, TRUE); mShadowCamera[j+4] = shadow_cam; } } F32 fade_amt = gFrameIntervalSeconds * llmax(LLViewerCamera::getInstance()->getVelocityStat()->getCurrentPerSec(), 1.f); //update shadow targets for (U32 i = 0; i < 2; i++) { //for each current shadow LLViewerCamera::sCurCameraID = LLViewerCamera::CAMERA_SHADOW4+i; if (mShadowSpotLight[i].notNull() && (mShadowSpotLight[i] == mTargetShadowSpotLight[0] || mShadowSpotLight[i] == mTargetShadowSpotLight[1])) { //keep this spotlight mSpotLightFade[i] = llmin(mSpotLightFade[i]+fade_amt, 1.f); } else { //fade out this light mSpotLightFade[i] = llmax(mSpotLightFade[i]-fade_amt, 0.f); if (mSpotLightFade[i] == 0.f || mShadowSpotLight[i].isNull()) { //faded out, grab one of the pending spots (whichever one isn't already taken) if (mTargetShadowSpotLight[0] != mShadowSpotLight[(i+1)%2]) { mShadowSpotLight[i] = mTargetShadowSpotLight[0]; } else { mShadowSpotLight[i] = mTargetShadowSpotLight[1]; } } } } for (S32 i = 0; i < 2; i++) { glh_set_current_modelview(saved_view); glh_set_current_projection(saved_proj); if (mShadowSpotLight[i].isNull()) { continue; } LLVOVolume* volume = mShadowSpotLight[i]->getVOVolume(); if (!volume) { mShadowSpotLight[i] = NULL; continue; } LLDrawable* drawable = mShadowSpotLight[i]; LLVector3 params = volume->getSpotLightParams(); F32 fov = params.mV[0]; //get agent->light space matrix (modelview) LLVector3 center = drawable->getPositionAgent(); LLQuaternion quat = volume->getRenderRotation(); //get near clip plane LLVector3 scale = volume->getScale(); LLVector3 at_axis(0,0,-scale.mV[2]*0.5f); at_axis *= quat; LLVector3 np = center+at_axis; at_axis.normVec(); //get origin that has given fov for plane np, at_axis, and given scale F32 dist = (scale.mV[1]*0.5f)/tanf(fov*0.5f); LLVector3 origin = np - at_axis*dist; LLMatrix4 mat(quat, LLVector4(origin, 1.f)); view[i+4] = glh::matrix4f((F32*) mat.mMatrix); view[i+4] = view[i+4].inverse(); //get perspective matrix F32 near_clip = dist+0.01f; F32 width = scale.mV[VX]; F32 height = scale.mV[VY]; F32 far_clip = dist+volume->getLightRadius()*1.5f; F32 fovy = fov * RAD_TO_DEG; F32 aspect = width/height; proj[i+4] = gl_perspective(fovy, aspect, near_clip, far_clip); //translate and scale to from [-1, 1] to [0, 1] glh::matrix4f trans(0.5f, 0.f, 0.f, 0.5f, 0.f, 0.5f, 0.f, 0.5f, 0.f, 0.f, 0.5f, 0.5f, 0.f, 0.f, 0.f, 1.f); glh_set_current_modelview(view[i+4]); glh_set_current_projection(proj[i+4]); mSunShadowMatrix[i+4] = trans*proj[i+4]*view[i+4]*inv_view; for (U32 j = 0; j < 16; j++) { gGLLastModelView[j] = mShadowModelview[i+4].m[j]; gGLLastProjection[j] = mShadowProjection[i+4].m[j]; } mShadowModelview[i+4] = view[i+4]; mShadowProjection[i+4] = proj[i+4]; LLCamera shadow_cam = camera; shadow_cam.setFar(far_clip); shadow_cam.setOrigin(origin); LLViewerCamera::updateFrustumPlanes(shadow_cam, FALSE, FALSE, TRUE); stop_glerror(); mShadow[i+4].bindTarget(); mShadow[i+4].getViewport(gGLViewport); static LLCullResult result[2]; LLViewerCamera::sCurCameraID = LLViewerCamera::CAMERA_SHADOW0+i+4; renderShadow(view[i+4], proj[i+4], shadow_cam, result[i], FALSE, FALSE); mShadow[i+4].flush(); } if (!gSavedSettings.getBOOL("CameraOffset")) { glh_set_current_modelview(saved_view); glh_set_current_projection(saved_proj); } else { glh_set_current_modelview(view[1]); glh_set_current_projection(proj[1]); glLoadMatrixf(view[1].m); glMatrixMode(GL_PROJECTION); glLoadMatrixf(proj[1].m); glMatrixMode(GL_MODELVIEW); } gGL.setColorMask(true, false); for (U32 i = 0; i < 16; i++) { gGLLastModelView[i] = last_modelview[i]; gGLLastProjection[i] = last_projection[i]; } mRenderTypeMask = type_mask; } void LLPipeline::renderGroups(LLRenderPass* pass, U32 type, U32 mask, BOOL texture) { for (LLCullResult::sg_list_t::iterator i = sCull->beginVisibleGroups(); i != sCull->endVisibleGroups(); ++i) { LLSpatialGroup* group = *i; if (!group->isDead() && (!sUseOcclusion || !group->isOcclusionState(LLSpatialGroup::OCCLUDED)) && gPipeline.hasRenderType(group->mSpatialPartition->mDrawableType) && group->mDrawMap.find(type) != group->mDrawMap.end()) { pass->renderGroup(group,type,mask,texture); } } } void LLPipeline::generateImpostor(LLVOAvatar* avatar) { LLMemType mt_gi(LLMemType::MTYPE_PIPELINE_GENERATE_IMPOSTOR); LLGLState::checkStates(); LLGLState::checkTextureChannels(); LLGLState::checkClientArrays(); static LLCullResult result; result.clear(); grabReferences(result); if (!avatar || !avatar->mDrawable) { return; } assertInitialized(); U32 mask; BOOL muted = LLMuteList::getInstance()->isMuted(avatar->getID()); if (muted) { mask = 1 << LLPipeline::RENDER_TYPE_AVATAR; } else { mask = (1<mDrawable, *viewer_camera); LLVOAvatar::sUseImpostors = FALSE; LLVOAvatar::attachment_map_t::iterator iter; for (iter = avatar->mAttachmentPoints.begin(); iter != avatar->mAttachmentPoints.end(); ++iter) { LLViewerJointAttachment *attachment = iter->second; for (LLViewerJointAttachment::attachedobjs_vec_t::iterator attachment_iter = attachment->mAttachedObjects.begin(); attachment_iter != attachment->mAttachedObjects.end(); ++attachment_iter) { if (LLViewerObject* attached_object = (*attachment_iter)) { markVisible(attached_object->mDrawable->getSpatialBridge(), *viewer_camera); } } } stateSort(*LLViewerCamera::getInstance(), result); const LLVector3* ext = avatar->mDrawable->getSpatialExtents(); LLVector3 pos(avatar->getRenderPosition()+avatar->getImpostorOffset()); LLCamera camera = *viewer_camera; camera.lookAt(viewer_camera->getOrigin(), pos, viewer_camera->getUpAxis()); LLVector2 tdim; LLVector3 half_height = (ext[1]-ext[0])*0.5f; LLVector3 left = camera.getLeftAxis(); left *= left; left.normalize(); LLVector3 up = camera.getUpAxis(); up *= up; up.normalize(); tdim.mV[0] = fabsf(half_height * left); tdim.mV[1] = fabsf(half_height * up); glMatrixMode(GL_PROJECTION); glPushMatrix(); //glh::matrix4f ortho = gl_ortho(-tdim.mV[0], tdim.mV[0], -tdim.mV[1], tdim.mV[1], 1.0, 256.0); F32 distance = (pos-camera.getOrigin()).length(); F32 fov = atanf(tdim.mV[1]/distance)*2.f*RAD_TO_DEG; F32 aspect = tdim.mV[0]/tdim.mV[1]; //128.f/256.f; glh::matrix4f persp = gl_perspective(fov, aspect, 1.f, 256.f); glh_set_current_projection(persp); glLoadMatrixf(persp.m); glMatrixMode(GL_MODELVIEW); glPushMatrix(); glh::matrix4f mat; camera.getOpenGLTransform(mat.m); mat = glh::matrix4f((GLfloat*) OGL_TO_CFR_ROTATION) * mat; glLoadMatrixf(mat.m); glh_set_current_modelview(mat); glClearColor(0.0f,0.0f,0.0f,0.0f); gGL.setColorMask(true, true); glStencilMask(0xFFFFFFFF); glClearStencil(0); // get the number of pixels per angle F32 pa = gViewerWindow->getWindowHeightRaw() / (RAD_TO_DEG * viewer_camera->getView()); //get resolution based on angle width and height of impostor (double desired resolution to prevent aliasing) U32 resY = llmin(nhpo2((U32) (fov*pa)), (U32) 512); U32 resX = llmin(nhpo2((U32) (atanf(tdim.mV[0]/distance)*2.f*RAD_TO_DEG*pa)), (U32) 512); if (!avatar->mImpostor.isComplete() || resX != avatar->mImpostor.getWidth() || resY != avatar->mImpostor.getHeight()) { avatar->mImpostor.allocate(resX,resY,GL_RGBA,TRUE,TRUE); if (LLPipeline::sRenderDeferred) { addDeferredAttachments(avatar->mImpostor); } gGL.getTexUnit(0)->bind(&avatar->mImpostor); gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_POINT); gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); } LLGLEnable stencil(GL_STENCIL_TEST); glStencilMask(0xFFFFFFFF); glStencilFunc(GL_ALWAYS, 1, 0xFFFFFFFF); glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE); { LLGLEnable scissor(GL_SCISSOR_TEST); glScissor(0, 0, resX, resY); avatar->mImpostor.bindTarget(); avatar->mImpostor.clear(); } if (LLPipeline::sRenderDeferred) { stop_glerror(); renderGeomDeferred(camera); renderGeomPostDeferred(camera); } else { renderGeom(camera); } glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP); glStencilFunc(GL_EQUAL, 1, 0xFFFFFF); { //create alpha mask based on stencil buffer (grey out if muted) LLVector3 left = camera.getLeftAxis()*tdim.mV[0]*2.f; LLVector3 up = camera.getUpAxis()*tdim.mV[1]*2.f; if (LLPipeline::sRenderDeferred) { GLuint buff = GL_COLOR_ATTACHMENT0_EXT; glDrawBuffersARB(1, &buff); } LLGLEnable blend(muted ? 0 : GL_BLEND); if (muted) { gGL.setColorMask(true, true); } else { gGL.setColorMask(false, true); } gGL.setSceneBlendType(LLRender::BT_ADD); gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); LLGLDepthTest depth(GL_FALSE, GL_FALSE); gGL.color4f(1,1,1,1); gGL.color4ub(64,64,64,255); gGL.begin(LLRender::QUADS); gGL.vertex3fv((pos+left-up).mV); gGL.vertex3fv((pos-left-up).mV); gGL.vertex3fv((pos-left+up).mV); gGL.vertex3fv((pos+left+up).mV); gGL.end(); gGL.flush(); gGL.setSceneBlendType(LLRender::BT_ALPHA); } avatar->mImpostor.flush(); avatar->setImpostorDim(tdim); LLVOAvatar::sUseImpostors = TRUE; sUseOcclusion = occlusion; sReflectionRender = FALSE; sImpostorRender = FALSE; sShadowRender = FALSE; gPipeline.mRenderTypeMask = saved_mask; glMatrixMode(GL_PROJECTION); glPopMatrix(); glMatrixMode(GL_MODELVIEW); glPopMatrix(); avatar->mNeedsImpostorUpdate = FALSE; avatar->cacheImpostorValues(); LLVertexBuffer::unbind(); LLGLState::checkStates(); LLGLState::checkTextureChannels(); LLGLState::checkClientArrays(); } BOOL LLPipeline::hasRenderBatches(const U32 type) const { return sCull->getRenderMapSize(type) > 0; } LLCullResult::drawinfo_list_t::iterator LLPipeline::beginRenderMap(U32 type) { return sCull->beginRenderMap(type); } LLCullResult::drawinfo_list_t::iterator LLPipeline::endRenderMap(U32 type) { return sCull->endRenderMap(type); } LLCullResult::sg_list_t::iterator LLPipeline::beginAlphaGroups() { return sCull->beginAlphaGroups(); } LLCullResult::sg_list_t::iterator LLPipeline::endAlphaGroups() { return sCull->endAlphaGroups(); }