2616 lines
80 KiB
C++
2616 lines
80 KiB
C++
/**
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* @file llface.cpp
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* @brief LLFace class implementation
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*
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* $LicenseInfo:firstyear=2001&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#include "llviewerprecompiledheaders.h"
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#include "lldrawable.h" // lldrawable needs to be included before llface
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#include "llface.h"
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#include "llviewertextureanim.h"
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#include "llviewercontrol.h"
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#include "llvolume.h"
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#include "m3math.h"
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#include "llmatrix4a.h"
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#include "v3color.h"
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#include "lldefs.h"
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#include "lldrawpoolavatar.h"
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#include "lldrawpoolbump.h"
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#include "llgl.h"
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#include "llrender.h"
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#include "lllightconstants.h"
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#include "llsky.h"
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#include "llviewercamera.h"
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#include "llviewertexturelist.h"
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#include "llvopartgroup.h"
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#include "llvovolume.h"
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#include "pipeline.h"
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#include "llviewerregion.h"
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#include "llviewerwindow.h"
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#include "llviewershadermgr.h"
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#include "llviewertexture.h"
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#include "llvoavatar.h"
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#include "llsculptidsize.h"
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#include "llmeshrepository.h"
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#include "llskinningutil.h"
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#if LL_LINUX
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// Work-around spurious used before init warning on Vector4a
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//
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#pragma GCC diagnostic ignored "-Wuninitialized"
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#endif
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#define LL_MAX_INDICES_COUNT 1000000
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static LLStaticHashedString sTextureIndexIn("texture_index_in");
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static LLStaticHashedString sColorIn("color_in");
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bool LLFace::sSafeRenderSelect = true; // false
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#define DOTVEC(a,b) (a.mV[0]*b.mV[0] + a.mV[1]*b.mV[1] + a.mV[2]*b.mV[2])
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/*
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For each vertex, given:
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B - binormal
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T - tangent
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N - normal
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P - position
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The resulting texture coordinate <u,v> is:
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u = 2(B dot P)
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v = 2(T dot P)
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*/
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void planarProjection(LLVector2 &tc, const LLVector4a& normal,
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const LLVector4a ¢er, const LLVector4a& vec)
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{
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LLVector4a binormal;
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F32 d = normal[0];
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if (d >= 0.5f || d <= -0.5f)
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{
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if (d < 0)
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{
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binormal.set(0,-1,0);
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}
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else
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{
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binormal.set(0, 1, 0);
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}
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}
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else
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{
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if (normal[1] > 0)
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{
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binormal.set(-1,0,0);
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}
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else
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{
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binormal.set(1,0,0);
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}
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}
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LLVector4a tangent;
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tangent.setCross3(binormal,normal);
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tc.mV[1] = -((tangent.dot3(vec).getF32())*2 - 0.5f);
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tc.mV[0] = 1.0f+((binormal.dot3(vec).getF32())*2 - 0.5f);
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}
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////////////////////
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//
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// LLFace implementation
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//
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void LLFace::init(LLDrawable* drawablep, LLViewerObject* objp)
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{
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LL_PROFILE_ZONE_SCOPED_CATEGORY_FACE;
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mLastUpdateTime = gFrameTimeSeconds;
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mLastMoveTime = 0.f;
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mLastSkinTime = gFrameTimeSeconds;
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mVSize = 0.f;
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mPixelArea = 16.f;
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mState = GLOBAL;
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mDrawPoolp = NULL;
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mPoolType = 0;
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mCenterLocal = objp->getPosition();
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mCenterAgent = drawablep->getPositionAgent();
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mDistance = 0.f;
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mGeomCount = 0;
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mGeomIndex = 0;
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mIndicesCount = 0;
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//special value to indicate uninitialized position
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mIndicesIndex = 0xFFFFFFFF;
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for (U32 i = 0; i < LLRender::NUM_TEXTURE_CHANNELS; ++i)
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{
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mIndexInTex[i] = 0;
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mTexture[i] = NULL;
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}
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mTEOffset = -1;
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mTextureIndex = FACE_DO_NOT_BATCH_TEXTURES;
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setDrawable(drawablep);
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mVObjp = objp;
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mReferenceIndex = -1;
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mTextureMatrix = NULL;
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mDrawInfo = NULL;
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mFaceColor = LLColor4(1,0,0,1);
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mImportanceToCamera = 0.f ;
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mBoundingSphereRadius = 0.0f ;
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mTexExtents[0].set(0, 0);
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mTexExtents[1].set(1, 1);
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mHasMedia = false ;
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mIsMediaAllowed = true;
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}
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void LLFace::destroy()
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{
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if (gDebugGL)
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{
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gPipeline.checkReferences(this);
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}
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for (U32 i = 0; i < LLRender::NUM_TEXTURE_CHANNELS; ++i)
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{
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if(mTexture[i].notNull())
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{
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mTexture[i]->removeFace(i, this) ;
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mTexture[i] = NULL;
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}
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}
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if (isState(LLFace::PARTICLE))
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{
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clearState(LLFace::PARTICLE);
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}
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if (mDrawPoolp)
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{
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mDrawPoolp->removeFace(this);
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mDrawPoolp = NULL;
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}
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if (mTextureMatrix)
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{
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delete mTextureMatrix;
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mTextureMatrix = NULL;
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if (mDrawablep)
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{
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LLSpatialGroup* group = mDrawablep->getSpatialGroup();
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if (group)
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{
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group->dirtyGeom();
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gPipeline.markRebuild(group);
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}
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}
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}
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setDrawInfo(NULL);
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mDrawablep = NULL;
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mVObjp = NULL;
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}
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void LLFace::setWorldMatrix(const LLMatrix4 &mat)
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{
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LL_ERRS() << "Faces on this drawable are not independently modifiable\n" << LL_ENDL;
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}
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void LLFace::setPool(LLFacePool* pool)
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{
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mDrawPoolp = pool;
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}
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void LLFace::setPool(LLFacePool* new_pool, LLViewerTexture *texturep)
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{
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LL_PROFILE_ZONE_SCOPED_CATEGORY_FACE;
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if (!new_pool)
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{
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LL_ERRS() << "Setting pool to null!" << LL_ENDL;
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}
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if (new_pool != mDrawPoolp)
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{
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// Remove from old pool
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if (mDrawPoolp)
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{
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mDrawPoolp->removeFace(this);
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if (mDrawablep)
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{
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gPipeline.markRebuild(mDrawablep, LLDrawable::REBUILD_ALL);
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}
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}
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mGeomIndex = 0;
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// Add to new pool
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if (new_pool)
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{
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new_pool->addFace(this);
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}
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mDrawPoolp = new_pool;
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}
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setTexture(texturep) ;
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}
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void LLFace::setTexture(U32 ch, LLViewerTexture* tex)
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{
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llassert(ch < LLRender::NUM_TEXTURE_CHANNELS);
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if(mTexture[ch] == tex)
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{
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return ;
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}
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if(mTexture[ch].notNull())
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{
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mTexture[ch]->removeFace(ch, this) ;
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}
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if(tex)
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{
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tex->addFace(ch, this) ;
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}
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mTexture[ch] = tex ;
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}
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void LLFace::setTexture(LLViewerTexture* tex)
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{
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setDiffuseMap(tex);
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}
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void LLFace::setDiffuseMap(LLViewerTexture* tex)
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{
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setTexture(LLRender::DIFFUSE_MAP, tex);
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}
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void LLFace::setAlternateDiffuseMap(LLViewerTexture* tex)
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{
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setTexture(LLRender::ALTERNATE_DIFFUSE_MAP, tex);
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}
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void LLFace::setNormalMap(LLViewerTexture* tex)
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{
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setTexture(LLRender::NORMAL_MAP, tex);
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}
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void LLFace::setSpecularMap(LLViewerTexture* tex)
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{
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setTexture(LLRender::SPECULAR_MAP, tex);
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}
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void LLFace::dirtyTexture()
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{
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LL_PROFILE_ZONE_SCOPED_CATEGORY_FACE;
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LLDrawable* drawablep = getDrawable();
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if (mVObjp.notNull() && mVObjp->getVolume())
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{
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for (U32 ch = 0; ch < LLRender::NUM_TEXTURE_CHANNELS; ++ch)
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{
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if (mTexture[ch].notNull() && mTexture[ch]->getComponents() == 4)
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{ //dirty texture on an alpha object should be treated as an LoD update
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LLVOVolume* vobj = drawablep->getVOVolume();
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if (vobj)
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{
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vobj->mLODChanged = true;
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vobj->updateVisualComplexity();
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}
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gPipeline.markRebuild(drawablep, LLDrawable::REBUILD_VOLUME);
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}
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}
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}
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gPipeline.markTextured(drawablep);
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}
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void LLFace::switchTexture(U32 ch, LLViewerTexture* new_texture)
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{
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llassert(ch < LLRender::NUM_TEXTURE_CHANNELS);
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if(mTexture[ch] == new_texture)
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{
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return ;
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}
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if(!new_texture)
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{
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LL_ERRS() << "Can not switch to a null texture." << LL_ENDL;
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return;
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}
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if (ch == LLRender::DIFFUSE_MAP)
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{
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getViewerObject()->changeTEImage(mTEOffset, new_texture) ;
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}
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setTexture(ch, new_texture) ;
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dirtyTexture();
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}
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void LLFace::setTEOffset(const S32 te_offset)
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{
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mTEOffset = te_offset;
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}
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void LLFace::setFaceColor(const LLColor4& color)
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{
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mFaceColor = color;
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setState(USE_FACE_COLOR);
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}
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void LLFace::unsetFaceColor()
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{
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clearState(USE_FACE_COLOR);
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}
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void LLFace::setDrawable(LLDrawable *drawable)
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{
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mDrawablep = drawable;
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mXform = &drawable->mXform;
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}
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void LLFace::setSize(S32 num_vertices, S32 num_indices, bool align)
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{
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if (align)
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{
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//allocate vertices in blocks of 4 for alignment
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num_vertices = (num_vertices + 0x3) & ~0x3;
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}
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if (mGeomCount != num_vertices ||
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mIndicesCount != num_indices)
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{
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mGeomCount = num_vertices;
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mIndicesCount = num_indices;
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mVertexBuffer = NULL;
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}
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llassert(verify());
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}
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void LLFace::setGeomIndex(U16 idx)
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{
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if (mGeomIndex != idx)
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{
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mGeomIndex = idx;
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mVertexBuffer = NULL;
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}
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}
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void LLFace::setTextureIndex(U8 index)
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{
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if (index != mTextureIndex)
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{
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mTextureIndex = index;
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if (mTextureIndex != FACE_DO_NOT_BATCH_TEXTURES)
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{
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mDrawablep->setState(LLDrawable::REBUILD_POSITION);
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}
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else
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{
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if (mDrawInfo && !mDrawInfo->mTextureList.empty())
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{
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LL_ERRS() << "Face with no texture index references indexed texture draw info." << LL_ENDL;
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}
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}
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}
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}
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void LLFace::setIndicesIndex(S32 idx)
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{
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if (mIndicesIndex != idx)
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{
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mIndicesIndex = idx;
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mVertexBuffer = NULL;
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}
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}
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//============================================================================
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U16 LLFace::getGeometryAvatar(
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LLStrider<LLVector3> &vertices,
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LLStrider<LLVector3> &normals,
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LLStrider<LLVector2> &tex_coords,
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LLStrider<F32> &vertex_weights,
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LLStrider<LLVector4> &clothing_weights)
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{
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if (mVertexBuffer.notNull())
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{
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mVertexBuffer->getVertexStrider (vertices, mGeomIndex, mGeomCount);
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mVertexBuffer->getNormalStrider (normals, mGeomIndex, mGeomCount);
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mVertexBuffer->getTexCoord0Strider (tex_coords, mGeomIndex, mGeomCount);
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mVertexBuffer->getWeightStrider(vertex_weights, mGeomIndex, mGeomCount);
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mVertexBuffer->getClothWeightStrider(clothing_weights, mGeomIndex, mGeomCount);
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}
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return mGeomIndex;
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}
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U16 LLFace::getGeometry(LLStrider<LLVector3> &vertices, LLStrider<LLVector3> &normals,
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LLStrider<LLVector2> &tex_coords, LLStrider<U16> &indicesp)
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{
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if (mVertexBuffer.notNull())
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{
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mVertexBuffer->getVertexStrider(vertices, mGeomIndex, mGeomCount);
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if (mVertexBuffer->hasDataType(LLVertexBuffer::TYPE_NORMAL))
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{
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mVertexBuffer->getNormalStrider(normals, mGeomIndex, mGeomCount);
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}
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if (mVertexBuffer->hasDataType(LLVertexBuffer::TYPE_TEXCOORD0))
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{
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mVertexBuffer->getTexCoord0Strider(tex_coords, mGeomIndex, mGeomCount);
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}
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mVertexBuffer->getIndexStrider(indicesp, mIndicesIndex, mIndicesCount);
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}
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return mGeomIndex;
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}
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void LLFace::updateCenterAgent()
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{
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if (mDrawablep->isActive())
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{
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mCenterAgent = mCenterLocal * getRenderMatrix();
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}
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else
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{
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mCenterAgent = mCenterLocal;
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}
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}
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void LLFace::renderSelected(LLViewerTexture *imagep, const LLColor4& color)
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{
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LL_PROFILE_ZONE_SCOPED_CATEGORY_FACE;
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if (mDrawablep == NULL || mDrawablep->getSpatialGroup() == NULL)
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{
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return;
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}
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mDrawablep->getSpatialGroup()->rebuildGeom();
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mDrawablep->getSpatialGroup()->rebuildMesh();
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if (mVertexBuffer.isNull())
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{
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return;
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}
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if (mGeomCount > 0 && mIndicesCount > 0)
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{
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gGL.getTexUnit(0)->bind(imagep);
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gGL.pushMatrix();
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if (mDrawablep->isActive())
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{
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gGL.multMatrix((GLfloat*)mDrawablep->getRenderMatrix().mMatrix);
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}
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else
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{
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gGL.multMatrix((GLfloat*)mDrawablep->getRegion()->mRenderMatrix.mMatrix);
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}
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gGL.diffuseColor4fv(color.mV);
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if (mDrawablep->isState(LLDrawable::RIGGED))
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{
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#if 0 // TODO -- there is no way this won't destroy our GL machine as implemented, rewrite it to not rely on software skinning
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LLVOVolume* volume = mDrawablep->getVOVolume();
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if (volume)
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{
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LLRiggedVolume* rigged = volume->getRiggedVolume();
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if (rigged)
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{
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// called when selecting a face during edit of a mesh object
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LLGLEnable offset(GL_POLYGON_OFFSET_FILL);
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glPolygonOffset(-1.f, -1.f);
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gGL.multMatrix((F32*) volume->getRelativeXform().mMatrix);
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const LLVolumeFace& vol_face = rigged->getVolumeFace(getTEOffset());
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LLVertexBuffer::unbind();
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glVertexPointer(3, GL_FLOAT, 16, vol_face.mPositions);
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if (vol_face.mTexCoords)
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{
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glEnableClientState(GL_TEXTURE_COORD_ARRAY);
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glTexCoordPointer(2, GL_FLOAT, 8, vol_face.mTexCoords);
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}
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gGL.syncMatrices();
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glDrawElements(GL_TRIANGLES, vol_face.mNumIndices, GL_UNSIGNED_SHORT, vol_face.mIndices);
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glDisableClientState(GL_TEXTURE_COORD_ARRAY);
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}
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}
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#endif
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}
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else
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{
|
|
// cheaters sometimes prosper...
|
|
//
|
|
LLVertexBuffer* vertex_buffer = mVertexBuffer.get();
|
|
// To display selection markers (white squares with the rounded cross at the center)
|
|
// on faces with GLTF textures we use a spectal vertex buffer with other transforms
|
|
if (const LLTextureEntry* te = getTextureEntry())
|
|
{
|
|
if (LLGLTFMaterial* gltf_mat = te->getGLTFRenderMaterial())
|
|
{
|
|
vertex_buffer = mVertexBufferGLTF.get();
|
|
}
|
|
}
|
|
// Draw the selection marker using the correctly chosen vertex buffer
|
|
if (vertex_buffer)
|
|
{
|
|
vertex_buffer->setBuffer();
|
|
vertex_buffer->draw(LLRender::TRIANGLES, mIndicesCount, mIndicesIndex);
|
|
}
|
|
}
|
|
|
|
gGL.popMatrix();
|
|
}
|
|
}
|
|
|
|
|
|
void renderFace(LLDrawable* drawable, LLFace *face)
|
|
{
|
|
LL_PROFILE_ZONE_SCOPED_CATEGORY_FACE;
|
|
|
|
LLVOVolume* vobj = drawable->getVOVolume();
|
|
if (vobj)
|
|
{
|
|
LLVolume* volume = NULL;
|
|
|
|
if (drawable->isState(LLDrawable::RIGGED))
|
|
{
|
|
volume = vobj->getRiggedVolume();
|
|
}
|
|
else
|
|
{
|
|
volume = vobj->getVolume();
|
|
}
|
|
|
|
if (volume)
|
|
{
|
|
const LLVolumeFace& vol_face = volume->getVolumeFace(face->getTEOffset());
|
|
LLVertexBuffer::drawElements(LLRender::TRIANGLES, vol_face.mPositions, NULL, vol_face.mNumIndices, vol_face.mIndices);
|
|
}
|
|
}
|
|
}
|
|
|
|
void LLFace::renderOneWireframe(const LLColor4 &color, F32 fogCfx, bool wireframe_selection, bool bRenderHiddenSelections, bool shader)
|
|
{
|
|
if (bRenderHiddenSelections)
|
|
{
|
|
gGL.blendFunc(LLRender::BF_SOURCE_COLOR, LLRender::BF_ONE);
|
|
LLGLDepthTest gls_depth(GL_TRUE, GL_FALSE, GL_GEQUAL);
|
|
if (shader)
|
|
{
|
|
gGL.diffuseColor4f(color.mV[VRED], color.mV[VGREEN], color.mV[VBLUE], 0.4f);
|
|
renderFace(mDrawablep, this);
|
|
}
|
|
else
|
|
{
|
|
gGL.flush();
|
|
{
|
|
gGL.diffuseColor4f(color.mV[VRED], color.mV[VGREEN], color.mV[VBLUE], 0.4f);
|
|
renderFace(mDrawablep, this);
|
|
}
|
|
}
|
|
}
|
|
|
|
gGL.flush();
|
|
gGL.setSceneBlendType(LLRender::BT_ALPHA);
|
|
|
|
gGL.diffuseColor4f(color.mV[VRED] * 2, color.mV[VGREEN] * 2, color.mV[VBLUE] * 2, color.mV[VALPHA]);
|
|
|
|
{
|
|
LLGLDisable depth(wireframe_selection ? 0 : GL_BLEND);
|
|
|
|
LLGLEnable offset(GL_POLYGON_OFFSET_LINE);
|
|
glPolygonOffset(3.f, 3.f);
|
|
glLineWidth(5.f);
|
|
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
|
|
renderFace(mDrawablep, this);
|
|
}
|
|
}
|
|
|
|
void LLFace::setDrawInfo(LLDrawInfo* draw_info)
|
|
{
|
|
mDrawInfo = draw_info;
|
|
}
|
|
|
|
void LLFace::printDebugInfo() const
|
|
{
|
|
LLFacePool *poolp = getPool();
|
|
LL_INFOS() << "Object: " << getViewerObject()->mID << LL_ENDL;
|
|
if (getDrawable())
|
|
{
|
|
LL_INFOS() << "Type: " << LLPrimitive::pCodeToString(getDrawable()->getVObj()->getPCode()) << LL_ENDL;
|
|
}
|
|
if (getTexture())
|
|
{
|
|
LL_INFOS() << "Texture: " << getTexture() << " Comps: " << (U32)getTexture()->getComponents() << LL_ENDL;
|
|
}
|
|
else
|
|
{
|
|
LL_INFOS() << "No texture: " << LL_ENDL;
|
|
}
|
|
|
|
LL_INFOS() << "Face: " << this << LL_ENDL;
|
|
LL_INFOS() << "State: " << getState() << LL_ENDL;
|
|
LL_INFOS() << "Geom Index Data:" << LL_ENDL;
|
|
LL_INFOS() << "--------------------" << LL_ENDL;
|
|
LL_INFOS() << "GI: " << mGeomIndex << " Count:" << mGeomCount << LL_ENDL;
|
|
LL_INFOS() << "Face Index Data:" << LL_ENDL;
|
|
LL_INFOS() << "--------------------" << LL_ENDL;
|
|
LL_INFOS() << "II: " << mIndicesIndex << " Count:" << mIndicesCount << LL_ENDL;
|
|
LL_INFOS() << LL_ENDL;
|
|
|
|
if (poolp)
|
|
{
|
|
poolp->printDebugInfo();
|
|
|
|
S32 pool_references = 0;
|
|
for (std::vector<LLFace*>::iterator iter = poolp->mReferences.begin();
|
|
iter != poolp->mReferences.end(); iter++)
|
|
{
|
|
LLFace *facep = *iter;
|
|
if (facep == this)
|
|
{
|
|
LL_INFOS() << "Pool reference: " << pool_references << LL_ENDL;
|
|
pool_references++;
|
|
}
|
|
}
|
|
|
|
if (pool_references != 1)
|
|
{
|
|
LL_INFOS() << "Incorrect number of pool references!" << LL_ENDL;
|
|
}
|
|
}
|
|
|
|
#if 0
|
|
LL_INFOS() << "Indices:" << LL_ENDL;
|
|
LL_INFOS() << "--------------------" << LL_ENDL;
|
|
|
|
const U32 *indicesp = getRawIndices();
|
|
S32 indices_count = getIndicesCount();
|
|
S32 geom_start = getGeomStart();
|
|
|
|
for (S32 i = 0; i < indices_count; i++)
|
|
{
|
|
LL_INFOS() << i << ":" << indicesp[i] << ":" << (S32)(indicesp[i] - geom_start) << LL_ENDL;
|
|
}
|
|
LL_INFOS() << LL_ENDL;
|
|
|
|
LL_INFOS() << "Vertices:" << LL_ENDL;
|
|
LL_INFOS() << "--------------------" << LL_ENDL;
|
|
for (S32 i = 0; i < mGeomCount; i++)
|
|
{
|
|
LL_INFOS() << mGeomIndex + i << ":" << poolp->getVertex(mGeomIndex + i) << LL_ENDL;
|
|
}
|
|
LL_INFOS() << LL_ENDL;
|
|
#endif
|
|
}
|
|
|
|
// Transform the texture coordinates for this face.
|
|
static void xform(LLVector2 &tex_coord, F32 cosAng, F32 sinAng, F32 offS, F32 offT, F32 magS, F32 magT)
|
|
{
|
|
// New, good way
|
|
F32 s = tex_coord.mV[0];
|
|
F32 t = tex_coord.mV[1];
|
|
|
|
// Texture transforms are done about the center of the face.
|
|
s -= 0.5;
|
|
t -= 0.5;
|
|
|
|
// Handle rotation
|
|
F32 temp = s;
|
|
s = s * cosAng + t * sinAng;
|
|
t = -temp * sinAng + t * cosAng;
|
|
|
|
// Then scale
|
|
s *= magS;
|
|
t *= magT;
|
|
|
|
// Then offset
|
|
s += offS + 0.5f;
|
|
t += offT + 0.5f;
|
|
|
|
tex_coord.mV[0] = s;
|
|
tex_coord.mV[1] = t;
|
|
}
|
|
|
|
// Transform the texture coordinates for this face.
|
|
static void xform4a(LLVector4a &tex_coord, const LLVector4a& trans, const LLVector4Logical& mask, const LLVector4a& rot0, const LLVector4a& rot1, const LLVector4a& offset, const LLVector4a& scale)
|
|
{
|
|
//tex coord is two coords, <s0, t0, s1, t1>
|
|
LLVector4a st;
|
|
|
|
// Texture transforms are done about the center of the face.
|
|
st.setAdd(tex_coord, trans);
|
|
|
|
// <s0 * cosAng, s0*-sinAng, s1*cosAng, s1*-sinAng>
|
|
LLVector4a s0;
|
|
s0.splat(st, 0);
|
|
LLVector4a s1;
|
|
s1.splat(st, 2);
|
|
LLVector4a ss;
|
|
ss.setSelectWithMask(mask, s1, s0);
|
|
|
|
LLVector4a a;
|
|
a.setMul(rot0, ss);
|
|
|
|
// <t0*sinAng, t0*cosAng, t1*sinAng, t1*cosAng>
|
|
LLVector4a t0;
|
|
t0.splat(st, 1);
|
|
LLVector4a t1;
|
|
t1.splat(st, 3);
|
|
LLVector4a tt;
|
|
tt.setSelectWithMask(mask, t1, t0);
|
|
|
|
LLVector4a b;
|
|
b.setMul(rot1, tt);
|
|
|
|
st.setAdd(a,b);
|
|
|
|
// Then scale
|
|
st.mul(scale);
|
|
|
|
// Then offset
|
|
tex_coord.setAdd(st, offset);
|
|
}
|
|
|
|
|
|
bool less_than_max_mag(const LLVector4a& vec)
|
|
{
|
|
LLVector4a MAX_MAG;
|
|
MAX_MAG.splat(1024.f*1024.f);
|
|
|
|
LLVector4a val;
|
|
val.setAbs(vec);
|
|
|
|
S32 lt = val.lessThan(MAX_MAG).getGatheredBits() & 0x7;
|
|
|
|
return lt == 0x7;
|
|
}
|
|
|
|
bool LLFace::genVolumeBBoxes(const LLVolume &volume, S32 f,
|
|
const LLMatrix4& mat_vert_in, bool global_volume)
|
|
{
|
|
LL_PROFILE_ZONE_SCOPED_CATEGORY_FACE;
|
|
|
|
//get bounding box
|
|
if (mDrawablep->isState(LLDrawable::REBUILD_VOLUME | LLDrawable::REBUILD_POSITION | LLDrawable::REBUILD_RIGGED))
|
|
{
|
|
if (f >= volume.getNumVolumeFaces())
|
|
{
|
|
LL_WARNS() << "Generating bounding box for invalid face index!" << LL_ENDL;
|
|
f = 0;
|
|
}
|
|
|
|
const LLVolumeFace &face = volume.getVolumeFace(f);
|
|
|
|
// MAINT-8264 - stray vertices, especially in low LODs, cause bounding box errors.
|
|
if (face.mNumVertices < 3)
|
|
{
|
|
LL_DEBUGS("RiggedBox") << "skipping face " << f << ", bad num vertices "
|
|
<< face.mNumVertices << " " << face.mNumIndices << " " << face.mWeights << LL_ENDL;
|
|
return false;
|
|
}
|
|
|
|
//VECTORIZE THIS
|
|
LLMatrix4a mat_vert;
|
|
mat_vert.loadu(mat_vert_in);
|
|
|
|
llassert(less_than_max_mag(face.mExtents[0]));
|
|
llassert(less_than_max_mag(face.mExtents[1]));
|
|
|
|
matMulBoundBox(mat_vert, face.mExtents, mExtents);
|
|
|
|
if (!mDrawablep->isActive())
|
|
{ // Shift position for region
|
|
LLVector4a offset;
|
|
offset.load3(mDrawablep->getRegion()->getOriginAgent().mV);
|
|
mExtents[0].add(offset);
|
|
mExtents[1].add(offset);
|
|
}
|
|
|
|
LLVector4a t;
|
|
t.setAdd(mExtents[0],mExtents[1]);
|
|
t.mul(0.5f);
|
|
|
|
mCenterLocal.set(t.getF32ptr());
|
|
|
|
t.setSub(mExtents[1],mExtents[0]);
|
|
mBoundingSphereRadius = t.getLength3().getF32()*0.5f;
|
|
|
|
updateCenterAgent();
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
|
|
// convert surface coordinates to texture coordinates, based on
|
|
// the values in the texture entry. probably should be
|
|
// integrated with getGeometryVolume() for its texture coordinate
|
|
// generation - but i'll leave that to someone more familiar
|
|
// with the implications.
|
|
LLVector2 LLFace::surfaceToTexture(LLVector2 surface_coord, const LLVector4a& position, const LLVector4a& normal)
|
|
{
|
|
LLVector2 tc = surface_coord;
|
|
|
|
const LLTextureEntry *tep = getTextureEntry();
|
|
|
|
if (tep == NULL)
|
|
{
|
|
// can't do much without the texture entry
|
|
return surface_coord;
|
|
}
|
|
|
|
//VECTORIZE THIS
|
|
// see if we have a non-default mapping
|
|
U8 texgen = tep->getTexGen();
|
|
if (texgen != LLTextureEntry::TEX_GEN_DEFAULT)
|
|
{
|
|
LLVector4a& center = *(mDrawablep->getVOVolume()->getVolume()->getVolumeFace(mTEOffset).mCenter);
|
|
|
|
LLVector4a volume_position;
|
|
LLVector3 v_position(position.getF32ptr());
|
|
|
|
volume_position.load3(mDrawablep->getVOVolume()->agentPositionToVolume(v_position).mV);
|
|
|
|
if (!mDrawablep->getVOVolume()->isVolumeGlobal())
|
|
{
|
|
LLVector4a scale;
|
|
scale.load3(mVObjp->getScale().mV);
|
|
volume_position.mul(scale);
|
|
}
|
|
|
|
LLVector4a volume_normal;
|
|
LLVector3 v_normal(normal.getF32ptr());
|
|
volume_normal.load3(mDrawablep->getVOVolume()->agentDirectionToVolume(v_normal).mV);
|
|
volume_normal.normalize3fast();
|
|
|
|
if (texgen == LLTextureEntry::TEX_GEN_PLANAR)
|
|
{
|
|
planarProjection(tc, volume_normal, center, volume_position);
|
|
}
|
|
}
|
|
|
|
if (mTextureMatrix) // if we have a texture matrix, use it
|
|
{
|
|
LLVector3 tc3(tc);
|
|
tc3 = tc3 * *mTextureMatrix;
|
|
tc = LLVector2(tc3);
|
|
}
|
|
|
|
else // otherwise use the texture entry parameters
|
|
{
|
|
xform(tc, cos(tep->getRotation()), sin(tep->getRotation()),
|
|
tep->mOffsetS, tep->mOffsetT, tep->mScaleS, tep->mScaleT);
|
|
}
|
|
|
|
|
|
return tc;
|
|
}
|
|
|
|
// Returns scale compared to default texgen, and face orientation as calculated
|
|
// by planarProjection(). This is needed to match planar texgen parameters.
|
|
void LLFace::getPlanarProjectedParams(LLQuaternion* face_rot, LLVector3* face_pos, F32* scale) const
|
|
{
|
|
const LLMatrix4& vol_mat = getWorldMatrix();
|
|
const LLVolumeFace& vf = getViewerObject()->getVolume()->getVolumeFace(mTEOffset);
|
|
if (! (vf.mNormals && vf.mTangents))
|
|
{
|
|
return;
|
|
}
|
|
const LLVector4a& normal4a = *vf.mNormals;
|
|
const LLVector4a& tangent = *vf.mTangents;
|
|
|
|
LLVector4a binormal4a;
|
|
binormal4a.setCross3(normal4a, tangent);
|
|
binormal4a.mul(tangent.getF32ptr()[3]);
|
|
|
|
LLVector2 projected_binormal;
|
|
planarProjection(projected_binormal, normal4a, *vf.mCenter, binormal4a);
|
|
projected_binormal -= LLVector2(0.5f, 0.5f); // this normally happens in xform()
|
|
*scale = projected_binormal.length();
|
|
// rotate binormal to match what planarProjection() thinks it is,
|
|
// then find rotation from that:
|
|
projected_binormal.normalize();
|
|
F32 ang = acos(projected_binormal.mV[VY]);
|
|
ang = (projected_binormal.mV[VX] < 0.f) ? -ang : ang;
|
|
|
|
//VECTORIZE THIS
|
|
LLVector3 binormal(binormal4a.getF32ptr());
|
|
LLVector3 normal(normal4a.getF32ptr());
|
|
binormal.rotVec(ang, normal);
|
|
LLQuaternion local_rot( binormal % normal, binormal, normal );
|
|
*face_rot = local_rot * vol_mat.quaternion();
|
|
*face_pos = vol_mat.getTranslation();
|
|
}
|
|
|
|
// Returns the necessary texture transform to align this face's TE to align_to's TE
|
|
bool LLFace::calcAlignedPlanarTE(const LLFace* align_to, LLVector2* res_st_offset,
|
|
LLVector2* res_st_scale, F32* res_st_rot, LLRender::eTexIndex map) const
|
|
{
|
|
if (!align_to)
|
|
{
|
|
return false;
|
|
}
|
|
const LLTextureEntry *orig_tep = align_to->getTextureEntry();
|
|
if (!orig_tep)
|
|
{
|
|
return false;
|
|
}
|
|
const LLTextureEntry* tep = getTextureEntry();
|
|
if (!tep)
|
|
{
|
|
return false;
|
|
}
|
|
if ((orig_tep->getTexGen() != LLTextureEntry::TEX_GEN_PLANAR) ||
|
|
(tep->getTexGen() != LLTextureEntry::TEX_GEN_PLANAR))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
F32 map_rot = 0.f, map_scaleS = 0.f, map_scaleT = 0.f, map_offsS = 0.f, map_offsT = 0.f;
|
|
|
|
LLMaterial* mat = orig_tep->getMaterialParams();
|
|
if (!mat && map != LLRender::DIFFUSE_MAP)
|
|
{
|
|
LL_WARNS_ONCE("llface") << "Face is set to use specular or normal map but has no material, defaulting to diffuse" << LL_ENDL;
|
|
map = LLRender::DIFFUSE_MAP;
|
|
}
|
|
|
|
switch (map)
|
|
{
|
|
case LLRender::DIFFUSE_MAP:
|
|
map_rot = orig_tep->getRotation();
|
|
map_scaleS = orig_tep->mScaleS;
|
|
map_scaleT = orig_tep->mScaleT;
|
|
map_offsS = orig_tep->mOffsetS;
|
|
map_offsT = orig_tep->mOffsetT;
|
|
break;
|
|
case LLRender::NORMAL_MAP:
|
|
if (mat->getNormalID().isNull())
|
|
{
|
|
return false;
|
|
}
|
|
map_rot = mat->getNormalRotation();
|
|
map_scaleS = mat->getNormalRepeatX();
|
|
map_scaleT = mat->getNormalRepeatY();
|
|
map_offsS = mat->getNormalOffsetX();
|
|
map_offsT = mat->getNormalOffsetY();
|
|
break;
|
|
case LLRender::SPECULAR_MAP:
|
|
if (mat->getSpecularID().isNull())
|
|
{
|
|
return false;
|
|
}
|
|
map_rot = mat->getSpecularRotation();
|
|
map_scaleS = mat->getSpecularRepeatX();
|
|
map_scaleT = mat->getSpecularRepeatY();
|
|
map_offsS = mat->getSpecularOffsetX();
|
|
map_offsT = mat->getSpecularOffsetY();
|
|
break;
|
|
default: /*make compiler happy*/
|
|
break;
|
|
}
|
|
|
|
LLVector3 orig_pos, this_pos;
|
|
LLQuaternion orig_face_rot, this_face_rot;
|
|
F32 orig_proj_scale, this_proj_scale;
|
|
align_to->getPlanarProjectedParams(&orig_face_rot, &orig_pos, &orig_proj_scale);
|
|
getPlanarProjectedParams(&this_face_rot, &this_pos, &this_proj_scale);
|
|
|
|
// The rotation of "this face's" texture:
|
|
LLQuaternion orig_st_rot = LLQuaternion(map_rot, LLVector3::z_axis) * orig_face_rot;
|
|
LLQuaternion this_st_rot = orig_st_rot * ~this_face_rot;
|
|
F32 x_ang, y_ang, z_ang;
|
|
this_st_rot.getEulerAngles(&x_ang, &y_ang, &z_ang);
|
|
*res_st_rot = z_ang;
|
|
|
|
// Offset and scale of "this face's" texture:
|
|
LLVector3 centers_dist = (this_pos - orig_pos) * ~orig_st_rot;
|
|
LLVector3 st_scale(map_scaleS, map_scaleT, 1.f);
|
|
st_scale *= orig_proj_scale;
|
|
centers_dist.scaleVec(st_scale);
|
|
LLVector2 orig_st_offset(map_offsS, map_offsT);
|
|
|
|
*res_st_offset = orig_st_offset + (LLVector2)centers_dist;
|
|
res_st_offset->mV[VX] -= (S32)res_st_offset->mV[VX];
|
|
res_st_offset->mV[VY] -= (S32)res_st_offset->mV[VY];
|
|
|
|
st_scale /= this_proj_scale;
|
|
*res_st_scale = (LLVector2)st_scale;
|
|
return true;
|
|
}
|
|
|
|
void LLFace::updateRebuildFlags()
|
|
{
|
|
if (mDrawablep->isState(LLDrawable::REBUILD_VOLUME))
|
|
{ //this rebuild is zero overhead (direct consequence of some change that affects this face)
|
|
mLastUpdateTime = gFrameTimeSeconds;
|
|
}
|
|
else
|
|
{ //this rebuild is overhead (side effect of some change that does not affect this face)
|
|
mLastMoveTime = gFrameTimeSeconds;
|
|
}
|
|
}
|
|
|
|
|
|
bool LLFace::canRenderAsMask()
|
|
{
|
|
const LLTextureEntry* te = getTextureEntry();
|
|
if( !te || !getViewerObject() || !getTexture() )
|
|
{
|
|
return false;
|
|
}
|
|
|
|
if (te->getGLTFRenderMaterial())
|
|
{
|
|
return false;
|
|
}
|
|
|
|
if (LLPipeline::sNoAlpha)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
if (isState(LLFace::RIGGED))
|
|
{ // never auto alpha-mask rigged faces
|
|
return false;
|
|
}
|
|
|
|
|
|
LLMaterial* mat = te->getMaterialParams();
|
|
if (mat && mat->getDiffuseAlphaMode() == LLMaterial::DIFFUSE_ALPHA_MODE_BLEND)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
if ((te->getColor().mV[3] == 1.0f) && // can't treat as mask if we have face alpha
|
|
(te->getGlow() == 0.f) && // glowing masks are hard to implement - don't mask
|
|
getTexture()->getIsAlphaMask()) // texture actually qualifies for masking (lazily recalculated but expensive)
|
|
{
|
|
if (getViewerObject()->isHUDAttachment() || te->getFullbright())
|
|
{ //hud attachments and fullbright objects are NOT subject to the deferred rendering pipe
|
|
return LLPipeline::sAutoMaskAlphaNonDeferred;
|
|
}
|
|
else
|
|
{
|
|
return LLPipeline::sAutoMaskAlphaDeferred;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
//helper function for pushing primitives for transform shaders and cleaning up
|
|
//uninitialized data on the tail, plus tracking number of expected primitives
|
|
void push_for_transform(LLVertexBuffer* buff, U32 source_count, U32 dest_count)
|
|
{
|
|
if (source_count > 0 && dest_count >= source_count) //protect against possible U32 wrapping
|
|
{
|
|
//push source primitives
|
|
buff->drawArrays(LLRender::POINTS, 0, source_count);
|
|
U32 tail = dest_count-source_count;
|
|
for (U32 i = 0; i < tail; ++i)
|
|
{ //copy last source primitive into each element in tail
|
|
buff->drawArrays(LLRender::POINTS, source_count-1, 1);
|
|
}
|
|
gPipeline.mTransformFeedbackPrimitives += dest_count;
|
|
}
|
|
}
|
|
|
|
bool LLFace::getGeometryVolume(const LLVolume& volume,
|
|
S32 face_index,
|
|
const LLMatrix4& mat_vert_in,
|
|
const LLMatrix3& mat_norm_in,
|
|
U16 index_offset,
|
|
bool force_rebuild,
|
|
bool no_debug_assert,
|
|
bool rebuild_for_gltf)
|
|
{
|
|
LL_PROFILE_ZONE_SCOPED_CATEGORY_FACE;
|
|
llassert(verify());
|
|
|
|
if (face_index < 0 || face_index >= volume.getNumVolumeFaces())
|
|
{
|
|
if (gDebugGL)
|
|
{
|
|
LL_WARNS() << "Face index is out of bounds!" << LL_ENDL;
|
|
LL_WARNS() << "Attempt get volume face out of range!"
|
|
" Total Faces: " << volume.getNumVolumeFaces() <<
|
|
" Attempt get access to: " << face_index << LL_ENDL;
|
|
llassert(no_debug_assert);
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool rigged = isState(RIGGED);
|
|
|
|
const LLVolumeFace &vf = volume.getVolumeFace(face_index);
|
|
S32 num_vertices = (S32)vf.mNumVertices;
|
|
S32 num_indices = (S32) vf.mNumIndices;
|
|
|
|
if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_OCTREE))
|
|
{
|
|
updateRebuildFlags();
|
|
}
|
|
|
|
if (mVertexBuffer.notNull())
|
|
{
|
|
if (num_indices + mIndicesIndex > mVertexBuffer->getNumIndices())
|
|
{
|
|
if (gDebugGL)
|
|
{
|
|
LL_WARNS() << "Index buffer overflow!" << LL_ENDL;
|
|
LL_WARNS() << "Indices Count: " << mIndicesCount
|
|
<< " VF Num Indices: " << num_indices
|
|
<< " Indices Index: " << mIndicesIndex
|
|
<< " VB Num Indices: " << mVertexBuffer->getNumIndices() << LL_ENDL;
|
|
LL_WARNS() << " Face Index: " << face_index
|
|
<< " Pool Type: " << mPoolType << LL_ENDL;
|
|
llassert(no_debug_assert);
|
|
}
|
|
return false;
|
|
}
|
|
|
|
if (num_vertices + (U32)mGeomIndex > mVertexBuffer->getNumVerts())
|
|
{
|
|
if (gDebugGL)
|
|
{
|
|
LL_WARNS() << "Vertex buffer overflow!" << LL_ENDL;
|
|
llassert(no_debug_assert);
|
|
}
|
|
return false;
|
|
}
|
|
}
|
|
|
|
const LLTextureEntry* tep = mVObjp->getTE(face_index);
|
|
llassert(tep);
|
|
if (!tep)
|
|
return false;
|
|
|
|
LLGLTFMaterial* gltf_mat = tep->getGLTFRenderMaterial();
|
|
// To display selection markers (white squares with the rounded cross at the center)
|
|
// on faces with GLTF textures we use a special vertex buffer with other transforms
|
|
if (gltf_mat && !rebuild_for_gltf && tep->isSelected() && mVertexBuffer.notNull())
|
|
{
|
|
// Create a temporary vertex buffer to provide transforms for GLTF textures
|
|
if (mVertexBufferGLTF.isNull())
|
|
{
|
|
mVertexBufferGLTF = new LLVertexBuffer(mVertexBuffer->getTypeMask());
|
|
}
|
|
|
|
// Clone the existing vertex buffer into the temporary one
|
|
// TODO: factor out the need for mVertexBufferGLTF and make selection highlight shader work with the existing vertex buffer
|
|
mVertexBuffer->clone(*mVertexBufferGLTF);
|
|
|
|
// Recursive call the same function with the argument rebuild_for_gltf set to true
|
|
// This call will make geometry in mVertexBuffer but in fact for mVertexBufferGLTF
|
|
mVertexBufferGLTF.swap(mVertexBufferGLTF, mVertexBuffer);
|
|
getGeometryVolume(volume, face_index, mat_vert_in, mat_norm_in, index_offset, force_rebuild, no_debug_assert, true);
|
|
mVertexBufferGLTF.swap(mVertexBufferGLTF, mVertexBuffer);
|
|
mVertexBufferGLTF->unmapBuffer();
|
|
}
|
|
else if (!tep->isSelected() && mVertexBufferGLTF.notNull())
|
|
{
|
|
// Free the temporary vertex buffer when it is not needed anymore
|
|
mVertexBufferGLTF = nullptr;
|
|
}
|
|
|
|
LLGLTFMaterial::TextureInfo gltf_info_index = (LLGLTFMaterial::TextureInfo)0;
|
|
if (gltf_mat && rebuild_for_gltf)
|
|
{
|
|
switch (LLPipeline::sRenderHighlightTextureChannel)
|
|
{
|
|
case LLRender::BASECOLOR_MAP:
|
|
gltf_info_index = LLGLTFMaterial::GLTF_TEXTURE_INFO_BASE_COLOR;
|
|
break;
|
|
case LLRender::METALLIC_ROUGHNESS_MAP:
|
|
gltf_info_index = LLGLTFMaterial::GLTF_TEXTURE_INFO_METALLIC_ROUGHNESS;
|
|
break;
|
|
case LLRender::GLTF_NORMAL_MAP:
|
|
gltf_info_index = LLGLTFMaterial::GLTF_TEXTURE_INFO_NORMAL;
|
|
break;
|
|
case LLRender::EMISSIVE_MAP:
|
|
gltf_info_index = LLGLTFMaterial::GLTF_TEXTURE_INFO_EMISSIVE;
|
|
break;
|
|
default:; // just to make clang happy
|
|
}
|
|
}
|
|
|
|
LLStrider<LLVector3> vert;
|
|
LLStrider<LLVector2> tex_coords0;
|
|
LLStrider<LLVector2> tex_coords1;
|
|
LLStrider<LLVector2> tex_coords2;
|
|
LLStrider<LLVector3> norm;
|
|
LLStrider<LLColor4U> colors;
|
|
LLStrider<LLVector3> tangent;
|
|
LLStrider<U16> indicesp;
|
|
LLStrider<LLVector4> wght;
|
|
|
|
bool full_rebuild = force_rebuild || mDrawablep->isState(LLDrawable::REBUILD_VOLUME);
|
|
|
|
bool global_volume = mDrawablep->getVOVolume()->isVolumeGlobal();
|
|
LLVector3 scale;
|
|
if (global_volume)
|
|
{
|
|
scale.setVec(1, 1, 1);
|
|
}
|
|
else
|
|
{
|
|
scale = mVObjp->getScale();
|
|
}
|
|
|
|
bool rebuild_pos = full_rebuild || mDrawablep->isState(LLDrawable::REBUILD_POSITION);
|
|
bool rebuild_color = full_rebuild || mDrawablep->isState(LLDrawable::REBUILD_COLOR);
|
|
bool rebuild_emissive = rebuild_color && mVertexBuffer->hasDataType(LLVertexBuffer::TYPE_EMISSIVE);
|
|
bool rebuild_tcoord = full_rebuild || mDrawablep->isState(LLDrawable::REBUILD_TCOORD);
|
|
bool rebuild_normal = rebuild_pos && mVertexBuffer->hasDataType(LLVertexBuffer::TYPE_NORMAL);
|
|
bool rebuild_tangent = rebuild_pos && mVertexBuffer->hasDataType(LLVertexBuffer::TYPE_TANGENT);
|
|
bool rebuild_weights = rebuild_pos && mVertexBuffer->hasDataType(LLVertexBuffer::TYPE_WEIGHT4);
|
|
|
|
const U8 bump_code = tep ? tep->getBumpmap() : 0;
|
|
|
|
bool is_static = mDrawablep->isStatic();
|
|
bool is_global = is_static;
|
|
|
|
LLVector3 center_sum(0.f, 0.f, 0.f);
|
|
|
|
if (is_global)
|
|
{
|
|
setState(GLOBAL);
|
|
}
|
|
else
|
|
{
|
|
clearState(GLOBAL);
|
|
}
|
|
|
|
LLColor4U color{};
|
|
if (tep)
|
|
{
|
|
color = tep->getColor();
|
|
|
|
if (tep->getGLTFRenderMaterial())
|
|
{
|
|
color = tep->getGLTFRenderMaterial()->mBaseColor;
|
|
}
|
|
}
|
|
|
|
if (rebuild_color)
|
|
{ //decide if shiny goes in alpha channel of color
|
|
if (tep &&
|
|
!isInAlphaPool() && tep->getGLTFRenderMaterial() == nullptr) // <--- alpha channel MUST contain transparency, not shiny
|
|
{
|
|
LLMaterial* mat = tep->getMaterialParams().get();
|
|
|
|
bool shiny_in_alpha = false;
|
|
|
|
//store shiny in alpha if we don't have a specular map
|
|
if (!mat || mat->getSpecularID().isNull())
|
|
{
|
|
shiny_in_alpha = true;
|
|
}
|
|
|
|
if (shiny_in_alpha)
|
|
{
|
|
static const GLfloat SHININESS_TO_ALPHA[4] =
|
|
{
|
|
0.0000f,
|
|
0.25f,
|
|
0.5f,
|
|
0.75f
|
|
};
|
|
|
|
llassert(tep->getShiny() <= 3);
|
|
color.mV[3] = U8 (SHININESS_TO_ALPHA[tep->getShiny()] * 255);
|
|
}
|
|
}
|
|
}
|
|
|
|
// INDICES
|
|
if (full_rebuild)
|
|
{
|
|
LL_PROFILE_ZONE_NAMED_CATEGORY_FACE("getGeometryVolume - indices");
|
|
mVertexBuffer->getIndexStrider(indicesp, mIndicesIndex, mIndicesCount);
|
|
|
|
volatile __m128i* dst = (__m128i*) indicesp.get();
|
|
__m128i* src = (__m128i*) vf.mIndices;
|
|
__m128i offset = _mm_set1_epi16(index_offset);
|
|
|
|
S32 end = num_indices/8;
|
|
|
|
for (S32 i = 0; i < end; i++)
|
|
{
|
|
__m128i res = _mm_add_epi16(src[i], offset);
|
|
_mm_storeu_si128((__m128i*) dst++, res);
|
|
}
|
|
|
|
{
|
|
LL_PROFILE_ZONE_NAMED_CATEGORY_FACE("getGeometryVolume - indices tail");
|
|
U16* idx = (U16*) dst;
|
|
|
|
for (S32 i = end*8; i < num_indices; ++i)
|
|
{
|
|
*idx++ = vf.mIndices[i]+index_offset;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
LLMaterial* mat = tep->getMaterialParams().get();
|
|
|
|
F32 r = 0, os = 0, ot = 0, ms = 0, mt = 0, cos_ang = 0, sin_ang = 0;
|
|
|
|
constexpr S32 XFORM_NONE = 0;
|
|
constexpr S32 XFORM_BLINNPHONG_COLOR = 1;
|
|
constexpr S32 XFORM_BLINNPHONG_NORMAL = 1 << 1;
|
|
constexpr S32 XFORM_BLINNPHONG_SPECULAR = 1 << 2;
|
|
|
|
S32 xforms = XFORM_NONE;
|
|
// For GLTF, transforms will be applied later
|
|
if (rebuild_tcoord && tep && (!gltf_mat || rebuild_for_gltf))
|
|
{
|
|
if (gltf_mat && rebuild_for_gltf)
|
|
{
|
|
// Apply special transformations for mVertexBufferGLTF
|
|
// They are used only to display a face selection marker
|
|
// (white square with a rounded cross at the center)
|
|
const auto& tt = gltf_mat->mTextureTransform[gltf_info_index];
|
|
r = -tt.mRotation * 2;
|
|
ms = tt.mScale[VX];
|
|
mt = tt.mScale[VY];
|
|
os += tt.mOffset[VX] + (ms - 1) / 2;
|
|
ot -= tt.mOffset[VY] + (mt - 1) / 2;
|
|
}
|
|
else
|
|
{
|
|
r = tep->getRotation();
|
|
tep->getOffset(&os, &ot);
|
|
tep->getScale(&ms, &mt);
|
|
}
|
|
|
|
cos_ang = cos(r);
|
|
sin_ang = sin(r);
|
|
|
|
if (cos_ang != 1.f ||
|
|
sin_ang != 0.f ||
|
|
os != 0.f ||
|
|
ot != 0.f ||
|
|
ms != 1.f ||
|
|
mt != 1.f)
|
|
{
|
|
xforms |= XFORM_BLINNPHONG_COLOR;
|
|
}
|
|
if (mat)
|
|
{
|
|
F32 r_norm = 0, os_norm = 0, ot_norm = 0, ms_norm = 0, mt_norm = 0, cos_ang_norm = 0, sin_ang_norm = 0;
|
|
mat->getNormalOffset(os_norm, ot_norm);
|
|
mat->getNormalRepeat(ms_norm, mt_norm);
|
|
r_norm = mat->getNormalRotation();
|
|
cos_ang_norm = cos(r_norm);
|
|
sin_ang_norm = sin(r_norm);
|
|
if (cos_ang_norm != 1.f ||
|
|
sin_ang_norm != 0.f ||
|
|
os_norm != 0.f ||
|
|
ot_norm != 0.f ||
|
|
ms_norm != 1.f ||
|
|
mt_norm != 1.f)
|
|
{
|
|
xforms |= XFORM_BLINNPHONG_NORMAL;
|
|
}
|
|
}
|
|
if (mat)
|
|
{
|
|
F32 r_spec = 0, os_spec = 0, ot_spec = 0, ms_spec = 0, mt_spec = 0, cos_ang_spec = 0, sin_ang_spec = 0;
|
|
mat->getSpecularOffset(os_spec, ot_spec);
|
|
mat->getSpecularRepeat(ms_spec, mt_spec);
|
|
r_spec = mat->getSpecularRotation();
|
|
cos_ang_spec = cos(r_spec);
|
|
sin_ang_spec = sin(r_spec);
|
|
if (cos_ang_spec != 1.f ||
|
|
sin_ang_spec != 0.f ||
|
|
os_spec != 0.f ||
|
|
ot_spec != 0.f ||
|
|
ms_spec != 1.f ||
|
|
mt_spec != 1.f)
|
|
{
|
|
xforms |= XFORM_BLINNPHONG_SPECULAR;
|
|
}
|
|
}
|
|
}
|
|
|
|
const LLMeshSkinInfo* skin = nullptr;
|
|
LLMatrix4a mat_vert;
|
|
LLMatrix4a mat_normal;
|
|
|
|
// prepare mat_vert
|
|
if (rebuild_pos)
|
|
{
|
|
if (rigged)
|
|
{ //override with bind shape matrix if rigged
|
|
skin = mSkinInfo;
|
|
mat_vert = skin->mBindShapeMatrix;
|
|
}
|
|
else
|
|
{
|
|
mat_vert.loadu(mat_vert_in);
|
|
}
|
|
}
|
|
|
|
if (rebuild_normal || rebuild_tangent)
|
|
{ //override mat_normal with inverse of skin->mBindShapeMatrix
|
|
LL_PROFILE_ZONE_NAMED_CATEGORY_FACE("getGeometryVolume - norm mat override");
|
|
if (rigged)
|
|
{
|
|
if (skin == nullptr)
|
|
{
|
|
skin = mSkinInfo;
|
|
}
|
|
|
|
//TODO -- cache this (check profile marker above)?
|
|
glm::mat4 m = glm::make_mat4((F32*)skin->mBindShapeMatrix.getF32ptr());
|
|
m = glm::transpose(glm::inverse(m));
|
|
mat_normal.loadu(glm::value_ptr(m));
|
|
}
|
|
else
|
|
{
|
|
mat_normal.loadu(mat_norm_in);
|
|
}
|
|
}
|
|
|
|
{
|
|
//if it's not fullbright and has no normals, bake sunlight based on face normal
|
|
//bool bake_sunlight = !getTextureEntry()->getFullbright() &&
|
|
// !mVertexBuffer->hasDataType(LLVertexBuffer::TYPE_NORMAL);
|
|
|
|
if (rebuild_tcoord)
|
|
{
|
|
LL_PROFILE_ZONE_NAMED_CATEGORY_FACE("getGeometryVolume - tcoord");
|
|
|
|
//bump setup
|
|
LLVector4a binormal_dir( -sin_ang, cos_ang, 0.f );
|
|
LLVector4a bump_s_primary_light_ray(0.f, 0.f, 0.f);
|
|
LLVector4a bump_t_primary_light_ray(0.f, 0.f, 0.f);
|
|
|
|
LLQuaternion bump_quat;
|
|
if (mDrawablep->isActive())
|
|
{
|
|
bump_quat = LLQuaternion(mDrawablep->getRenderMatrix());
|
|
}
|
|
|
|
if (bump_code)
|
|
{
|
|
mVObjp->getVolume()->genTangents(face_index);
|
|
F32 offset_multiple;
|
|
switch( bump_code )
|
|
{
|
|
case BE_NO_BUMP:
|
|
offset_multiple = 0.f;
|
|
break;
|
|
case BE_BRIGHTNESS:
|
|
case BE_DARKNESS:
|
|
if( mTexture[LLRender::DIFFUSE_MAP].notNull() && mTexture[LLRender::DIFFUSE_MAP]->hasGLTexture())
|
|
{
|
|
// Offset by approximately one texel
|
|
S32 cur_discard = mTexture[LLRender::DIFFUSE_MAP]->getDiscardLevel();
|
|
S32 max_size = llmax( mTexture[LLRender::DIFFUSE_MAP]->getWidth(), mTexture[LLRender::DIFFUSE_MAP]->getHeight() );
|
|
max_size <<= cur_discard;
|
|
const F32 ARTIFICIAL_OFFSET = 2.f;
|
|
offset_multiple = ARTIFICIAL_OFFSET / (F32)max_size;
|
|
}
|
|
else
|
|
{
|
|
offset_multiple = 1.f/256;
|
|
}
|
|
break;
|
|
|
|
default: // Standard bumpmap textures. Assumed to be 256x256
|
|
offset_multiple = 1.f / 256;
|
|
break;
|
|
}
|
|
|
|
F32 s_scale = tep->getScaleS();
|
|
F32 t_scale = tep->getScaleT();
|
|
|
|
// Use the nudged south when coming from above sun angle, such
|
|
// that emboss mapping always shows up on the upward faces of cubes when
|
|
// it's noon (since a lot of builders build with the sun forced to noon).
|
|
LLVector3 sun_ray = gSky.mVOSkyp->mBumpSunDir;
|
|
LLVector3 moon_ray = gSky.mVOSkyp->getMoon().getDirection();
|
|
LLVector3& primary_light_ray = (sun_ray.mV[VZ] > 0) ? sun_ray : moon_ray;
|
|
|
|
bump_s_primary_light_ray.load3((offset_multiple * s_scale * primary_light_ray).mV);
|
|
bump_t_primary_light_ray.load3((offset_multiple * t_scale * primary_light_ray).mV);
|
|
}
|
|
|
|
const LLTextureEntry* tep = getTextureEntry();
|
|
U8 texgen = tep ? tep->getTexGen() : LLTextureEntry::TEX_GEN_DEFAULT;
|
|
if (rebuild_tcoord && texgen != LLTextureEntry::TEX_GEN_DEFAULT)
|
|
{ //planar texgen needs binormals
|
|
mVObjp->getVolume()->genTangents(face_index);
|
|
}
|
|
|
|
U8 tex_mode = 0;
|
|
|
|
bool tex_anim = false;
|
|
|
|
LLVOVolume* vobj = (LLVOVolume*)mVObjp.get();
|
|
tex_mode = vobj->mTexAnimMode;
|
|
|
|
if (vobj->mTextureAnimp)
|
|
{ //texture animation is in play, override specular and normal map tex coords with diffuse texcoords
|
|
tex_anim = true;
|
|
}
|
|
|
|
if (isState(TEXTURE_ANIM))
|
|
{
|
|
if (!tex_mode)
|
|
{
|
|
clearState(TEXTURE_ANIM);
|
|
}
|
|
else
|
|
{
|
|
os = ot = 0.f;
|
|
r = 0.f;
|
|
cos_ang = 1.f;
|
|
sin_ang = 0.f;
|
|
ms = mt = 1.f;
|
|
|
|
xforms = XFORM_NONE;
|
|
}
|
|
|
|
if (getVirtualSize() >= MIN_TEX_ANIM_SIZE) // || isState(LLFace::RIGGED))
|
|
{ //don't override texture transform during tc bake
|
|
tex_mode = 0;
|
|
}
|
|
}
|
|
|
|
LLVector4a scalea;
|
|
scalea.load3(scale.mV);
|
|
|
|
bool do_bump = bump_code && mVertexBuffer->hasDataType(LLVertexBuffer::TYPE_TEXCOORD1);
|
|
|
|
if ((mat || gltf_mat) && !do_bump)
|
|
{
|
|
do_bump = mVertexBuffer->hasDataType(LLVertexBuffer::TYPE_TEXCOORD1)
|
|
|| mVertexBuffer->hasDataType(LLVertexBuffer::TYPE_TEXCOORD2);
|
|
}
|
|
|
|
// For GLTF materials: Transforms will be applied later
|
|
bool do_tex_mat = tex_mode && mTextureMatrix && !gltf_mat;
|
|
|
|
if (!do_bump)
|
|
{ //not bump mapped, might be able to do a cheap update
|
|
mVertexBuffer->getTexCoord0Strider(tex_coords0, mGeomIndex, mGeomCount);
|
|
|
|
if (texgen != LLTextureEntry::TEX_GEN_PLANAR)
|
|
{
|
|
LL_PROFILE_ZONE_NAMED_CATEGORY_FACE("getGeometryVolume - texgen");
|
|
if (!do_tex_mat)
|
|
{
|
|
if (xforms == XFORM_NONE)
|
|
{
|
|
LL_PROFILE_ZONE_NAMED_CATEGORY_FACE("ggv - texgen 1");
|
|
S32 tc_size = (num_vertices*2*sizeof(F32)+0xF) & ~0xF;
|
|
LLVector4a::memcpyNonAliased16((F32*) tex_coords0.get(), (F32*) vf.mTexCoords, tc_size);
|
|
}
|
|
else
|
|
{
|
|
LL_PROFILE_ZONE_NAMED_CATEGORY_FACE("ggv - texgen 2");
|
|
F32* dst = (F32*) tex_coords0.get();
|
|
LLVector4a* src = (LLVector4a*) vf.mTexCoords;
|
|
|
|
LLVector4a trans;
|
|
trans.splat(-0.5f);
|
|
|
|
LLVector4a rot0;
|
|
rot0.set(cos_ang, -sin_ang, cos_ang, -sin_ang);
|
|
|
|
LLVector4a rot1;
|
|
rot1.set(sin_ang, cos_ang, sin_ang, cos_ang);
|
|
|
|
LLVector4a scale;
|
|
scale.set(ms, mt, ms, mt);
|
|
|
|
LLVector4a offset;
|
|
offset.set(os+0.5f, ot+0.5f, os+0.5f, ot+0.5f);
|
|
|
|
LLVector4Logical mask;
|
|
mask.clear();
|
|
mask.setElement<2>();
|
|
mask.setElement<3>();
|
|
|
|
S32 count = num_vertices/2 + num_vertices%2;
|
|
|
|
for (S32 i = 0; i < count; i++)
|
|
{
|
|
LLVector4a res = *src++;
|
|
xform4a(res, trans, mask, rot0, rot1, offset, scale);
|
|
res.store4a(dst);
|
|
dst += 4;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{ //do tex mat, no texgen, no bump
|
|
for (S32 i = 0; i < num_vertices; i++)
|
|
{
|
|
LLVector2 tc(vf.mTexCoords[i]);
|
|
|
|
LLVector3 tmp(tc.mV[0], tc.mV[1], 0.f);
|
|
tmp = tmp * *mTextureMatrix;
|
|
tc.mV[0] = tmp.mV[0];
|
|
tc.mV[1] = tmp.mV[1];
|
|
*tex_coords0++ = tc;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{ //no bump, tex gen planar
|
|
LL_PROFILE_ZONE_NAMED_CATEGORY_FACE("getGeometryVolume - texgen planar");
|
|
if (do_tex_mat)
|
|
{
|
|
for (S32 i = 0; i < num_vertices; i++)
|
|
{
|
|
LLVector2 tc(vf.mTexCoords[i]);
|
|
LLVector4a& norm = vf.mNormals[i];
|
|
LLVector4a& center = *(vf.mCenter);
|
|
LLVector4a vec = vf.mPositions[i];
|
|
vec.mul(scalea);
|
|
planarProjection(tc, norm, center, vec);
|
|
|
|
LLVector3 tmp(tc.mV[0], tc.mV[1], 0.f);
|
|
tmp = tmp * *mTextureMatrix;
|
|
tc.mV[0] = tmp.mV[0];
|
|
tc.mV[1] = tmp.mV[1];
|
|
|
|
*tex_coords0++ = tc;
|
|
}
|
|
}
|
|
else if (xforms != XFORM_NONE)
|
|
{
|
|
for (S32 i = 0; i < num_vertices; i++)
|
|
{
|
|
LLVector2 tc(vf.mTexCoords[i]);
|
|
LLVector4a& norm = vf.mNormals[i];
|
|
LLVector4a& center = *(vf.mCenter);
|
|
LLVector4a vec = vf.mPositions[i];
|
|
vec.mul(scalea);
|
|
planarProjection(tc, norm, center, vec);
|
|
|
|
xform(tc, cos_ang, sin_ang, os, ot, ms, mt);
|
|
|
|
*tex_coords0++ = tc;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
for (S32 i = 0; i < num_vertices; i++)
|
|
{
|
|
LLVector2 tc(vf.mTexCoords[i]);
|
|
LLVector4a& norm = vf.mNormals[i];
|
|
LLVector4a& center = *(vf.mCenter);
|
|
LLVector4a vec = vf.mPositions[i];
|
|
vec.mul(scalea);
|
|
planarProjection(tc, norm, center, vec);
|
|
|
|
*tex_coords0++ = tc;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{ //bump mapped or has material, just do the whole expensive loop
|
|
LL_PROFILE_ZONE_NAMED_CATEGORY_FACE("getGeometryVolume - texgen default");
|
|
|
|
LLStrider<LLVector2> bump_tc;
|
|
|
|
if (mat && !mat->getNormalID().isNull())
|
|
{ //writing out normal and specular texture coordinates, not bump offsets
|
|
do_bump = false;
|
|
}
|
|
|
|
LLStrider<LLVector2> dst;
|
|
|
|
for (U32 ch = 0; ch < 3; ++ch)
|
|
{
|
|
S32 xform_channel = XFORM_NONE;
|
|
switch (ch)
|
|
{
|
|
case 0:
|
|
xform_channel = XFORM_BLINNPHONG_COLOR;
|
|
mVertexBuffer->getTexCoord0Strider(dst, mGeomIndex, mGeomCount);
|
|
break;
|
|
case 1:
|
|
xform_channel = XFORM_BLINNPHONG_NORMAL;
|
|
if (mVertexBuffer->hasDataType(LLVertexBuffer::TYPE_TEXCOORD1))
|
|
{
|
|
mVertexBuffer->getTexCoord1Strider(dst, mGeomIndex, mGeomCount);
|
|
if (mat && !tex_anim)
|
|
{
|
|
r = mat->getNormalRotation();
|
|
mat->getNormalOffset(os, ot);
|
|
mat->getNormalRepeat(ms, mt);
|
|
|
|
cos_ang = cos(r);
|
|
sin_ang = sin(r);
|
|
|
|
}
|
|
}
|
|
else
|
|
{
|
|
continue;
|
|
}
|
|
break;
|
|
case 2:
|
|
xform_channel = XFORM_BLINNPHONG_SPECULAR;
|
|
if (mVertexBuffer->hasDataType(LLVertexBuffer::TYPE_TEXCOORD2))
|
|
{
|
|
mVertexBuffer->getTexCoord2Strider(dst, mGeomIndex, mGeomCount);
|
|
if (mat && !tex_anim)
|
|
{
|
|
r = mat->getSpecularRotation();
|
|
mat->getSpecularOffset(os, ot);
|
|
mat->getSpecularRepeat(ms, mt);
|
|
|
|
cos_ang = cos(r);
|
|
sin_ang = sin(r);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
const bool do_xform = (xforms & xform_channel) != XFORM_NONE;
|
|
|
|
// hold onto strider to front of TC array for use later
|
|
bump_tc = dst;
|
|
|
|
{
|
|
// NOTE: split TEX_GEN_PLANAR implementation to reduce branchiness of inner loop
|
|
// These are per-vertex operations and every little bit counts
|
|
if (texgen == LLTextureEntry::TEX_GEN_PLANAR)
|
|
{
|
|
LL_PROFILE_ZONE_NAMED_CATEGORY_FACE("tgd - planar");
|
|
for (S32 i = 0; i < num_vertices; i++)
|
|
{
|
|
LLVector2 tc(vf.mTexCoords[i]);
|
|
LLVector4a& norm = vf.mNormals[i];
|
|
LLVector4a& center = *(vf.mCenter);
|
|
LLVector4a vec = vf.mPositions[i];
|
|
|
|
vec.mul(scalea);
|
|
|
|
planarProjection(tc, norm, center, vec);
|
|
|
|
if (tex_mode && mTextureMatrix)
|
|
{
|
|
LLVector3 tmp(tc.mV[0], tc.mV[1], 0.f);
|
|
tmp = tmp * *mTextureMatrix;
|
|
tc.mV[0] = tmp.mV[0];
|
|
tc.mV[1] = tmp.mV[1];
|
|
}
|
|
else if (do_xform)
|
|
{
|
|
xform(tc, cos_ang, sin_ang, os, ot, ms, mt);
|
|
}
|
|
|
|
*dst++ = tc;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
LL_PROFILE_ZONE_NAMED_CATEGORY_FACE("tgd - transform");
|
|
|
|
for (S32 i = 0; i < num_vertices; i++)
|
|
{
|
|
LLVector2 tc(vf.mTexCoords[i]);
|
|
|
|
if (tex_mode && mTextureMatrix)
|
|
{
|
|
LLVector3 tmp(tc.mV[0], tc.mV[1], 0.f);
|
|
tmp = tmp * *mTextureMatrix;
|
|
tc.mV[0] = tmp.mV[0];
|
|
tc.mV[1] = tmp.mV[1];
|
|
}
|
|
else if (do_xform)
|
|
{
|
|
xform(tc, cos_ang, sin_ang, os, ot, ms, mt);
|
|
}
|
|
|
|
*dst++ = tc;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if ((!mat && !gltf_mat) && do_bump)
|
|
{
|
|
LL_PROFILE_ZONE_NAMED_CATEGORY_FACE("tgd - do bump");
|
|
mVertexBuffer->getTexCoord1Strider(tex_coords1, mGeomIndex, mGeomCount);
|
|
|
|
mVObjp->getVolume()->genTangents(face_index);
|
|
|
|
for (S32 i = 0; i < num_vertices; i++)
|
|
{
|
|
LLVector4a tangent = vf.mTangents[i];
|
|
|
|
LLVector4a binorm;
|
|
binorm.setCross3(vf.mNormals[i], tangent);
|
|
binorm.mul(tangent.getF32ptr()[3]);
|
|
|
|
LLMatrix4a tangent_to_object;
|
|
tangent_to_object.setRows(tangent, binorm, vf.mNormals[i]);
|
|
LLVector4a t;
|
|
tangent_to_object.rotate(binormal_dir, t);
|
|
LLVector4a binormal;
|
|
mat_normal.rotate(t, binormal);
|
|
|
|
//VECTORIZE THIS
|
|
if (mDrawablep->isActive())
|
|
{
|
|
LLVector3 t;
|
|
t.set(binormal.getF32ptr());
|
|
t *= bump_quat;
|
|
binormal.load3(t.mV);
|
|
}
|
|
|
|
binormal.normalize3fast();
|
|
|
|
LLVector2 tc = bump_tc[i];
|
|
tc += LLVector2( bump_s_primary_light_ray.dot3(tangent).getF32(), bump_t_primary_light_ray.dot3(binormal).getF32() );
|
|
|
|
*tex_coords1++ = tc;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (rebuild_pos)
|
|
{
|
|
LLVector4a* src = vf.mPositions;
|
|
|
|
//_mm_prefetch((char*)src, _MM_HINT_T0);
|
|
|
|
LLVector4a* end = src+num_vertices;
|
|
//LLVector4a* end_64 = end-4;
|
|
|
|
llassert(num_vertices > 0);
|
|
|
|
mVertexBuffer->getVertexStrider(vert, mGeomIndex, mGeomCount);
|
|
|
|
|
|
F32* dst = (F32*) vert.get();
|
|
F32* end_f32 = dst+mGeomCount*4;
|
|
|
|
//_mm_prefetch((char*)dst, _MM_HINT_NTA);
|
|
//_mm_prefetch((char*)src, _MM_HINT_NTA);
|
|
|
|
//_mm_prefetch((char*)dst, _MM_HINT_NTA);
|
|
|
|
|
|
LLVector4a res0; //,res1,res2,res3;
|
|
|
|
LLVector4a texIdx;
|
|
|
|
S32 index = mTextureIndex < FACE_DO_NOT_BATCH_TEXTURES ? mTextureIndex : 0;
|
|
|
|
F32 val = 0.f;
|
|
S32* vp = (S32*) &val;
|
|
*vp = index;
|
|
|
|
llassert(index < LLGLSLShader::sIndexedTextureChannels);
|
|
|
|
LLVector4Logical mask;
|
|
mask.clear();
|
|
mask.setElement<3>();
|
|
|
|
texIdx.set(0,0,0,val);
|
|
|
|
LLVector4a tmp;
|
|
|
|
|
|
while (src < end)
|
|
{
|
|
mat_vert.affineTransform(*src++, res0);
|
|
tmp.setSelectWithMask(mask, texIdx, res0);
|
|
tmp.store4a((F32*) dst);
|
|
dst += 4;
|
|
}
|
|
|
|
while (dst < end_f32)
|
|
{
|
|
res0.store4a((F32*) dst);
|
|
dst += 4;
|
|
}
|
|
}
|
|
|
|
if (rebuild_normal)
|
|
{
|
|
LL_PROFILE_ZONE_NAMED_CATEGORY_FACE("getGeometryVolume - normal");
|
|
|
|
mVertexBuffer->getNormalStrider(norm, mGeomIndex, mGeomCount);
|
|
F32* normals = (F32*) norm.get();
|
|
LLVector4a* src = vf.mNormals;
|
|
LLVector4a* end = src+num_vertices;
|
|
|
|
while (src < end)
|
|
{
|
|
LLVector4a normal;
|
|
mat_normal.rotate(*src++, normal);
|
|
normal.store4a(normals);
|
|
normals += 4;
|
|
}
|
|
}
|
|
|
|
if (rebuild_tangent)
|
|
{
|
|
LL_PROFILE_ZONE_NAMED_CATEGORY_FACE("getGeometryVolume - tangent");
|
|
mVertexBuffer->getTangentStrider(tangent, mGeomIndex, mGeomCount);
|
|
F32* tangents = (F32*) tangent.get();
|
|
|
|
mVObjp->getVolume()->genTangents(face_index);
|
|
|
|
LLVector4Logical mask;
|
|
mask.clear();
|
|
mask.setElement<3>();
|
|
|
|
LLVector4a* src = vf.mTangents;
|
|
LLVector4a* end = vf.mTangents +num_vertices;
|
|
|
|
while (src < end)
|
|
{
|
|
LLVector4a tangent_out;
|
|
mat_normal.rotate(*src, tangent_out);
|
|
tangent_out.setSelectWithMask(mask, *src, tangent_out);
|
|
tangent_out.store4a(tangents);
|
|
|
|
src++;
|
|
tangents += 4;
|
|
}
|
|
}
|
|
|
|
if (rebuild_weights && vf.mWeights)
|
|
{
|
|
LL_PROFILE_ZONE_NAMED_CATEGORY_FACE("getGeometryVolume - weight");
|
|
mVertexBuffer->getWeight4Strider(wght, mGeomIndex, mGeomCount);
|
|
F32* weights = (F32*) wght.get();
|
|
LLVector4a::memcpyNonAliased16(weights, (F32*) vf.mWeights, num_vertices*4*sizeof(F32));
|
|
}
|
|
|
|
if (rebuild_color && mVertexBuffer->hasDataType(LLVertexBuffer::TYPE_COLOR) )
|
|
{
|
|
LL_PROFILE_ZONE_NAMED_CATEGORY_FACE("getGeometryVolume - color");
|
|
mVertexBuffer->getColorStrider(colors, mGeomIndex, mGeomCount);
|
|
|
|
LLVector4a src;
|
|
|
|
U32 vec[4];
|
|
vec[0] = vec[1] = vec[2] = vec[3] = color.asRGBA();
|
|
|
|
src.loadua((F32*) vec);
|
|
|
|
F32* dst = (F32*) colors.get();
|
|
S32 num_vecs = num_vertices/4;
|
|
if (num_vertices%4 > 0)
|
|
{
|
|
++num_vecs;
|
|
}
|
|
|
|
for (S32 i = 0; i < num_vecs; i++)
|
|
{
|
|
src.store4a(dst);
|
|
dst += 4;
|
|
}
|
|
}
|
|
|
|
if (rebuild_emissive)
|
|
{
|
|
LL_PROFILE_ZONE_NAMED_CATEGORY_FACE("getGeometryVolume - emissive");
|
|
LLStrider<LLColor4U> emissive;
|
|
mVertexBuffer->getEmissiveStrider(emissive, mGeomIndex, mGeomCount);
|
|
|
|
const LLTextureEntry* tep = getTextureEntry();
|
|
U8 glow = 0;
|
|
if (tep)
|
|
{
|
|
glow = (U8)llclamp((S32)(tep->getGlow() * 255), 0, 255);
|
|
}
|
|
|
|
LLVector4a src;
|
|
|
|
|
|
LLColor4U glow4u = LLColor4U(0,0,0,glow);
|
|
|
|
U32 glow32 = glow4u.asRGBA();
|
|
|
|
U32 vec[4];
|
|
vec[0] = vec[1] = vec[2] = vec[3] = glow32;
|
|
|
|
src.loadua((F32*) vec);
|
|
|
|
F32* dst = (F32*) emissive.get();
|
|
S32 num_vecs = num_vertices/4;
|
|
if (num_vertices%4 > 0)
|
|
{
|
|
++num_vecs;
|
|
}
|
|
|
|
for (S32 i = 0; i < num_vecs; i++)
|
|
{
|
|
src.store4a(dst);
|
|
dst += 4;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (rebuild_tcoord)
|
|
{
|
|
mTexExtents[0].setVec(0,0);
|
|
mTexExtents[1].setVec(1,1);
|
|
xform(mTexExtents[0], cos_ang, sin_ang, os, ot, ms, mt);
|
|
xform(mTexExtents[1], cos_ang, sin_ang, os, ot, ms, mt);
|
|
|
|
F32 es = vf.mTexCoordExtents[1].mV[0] - vf.mTexCoordExtents[0].mV[0] ;
|
|
F32 et = vf.mTexCoordExtents[1].mV[1] - vf.mTexCoordExtents[0].mV[1] ;
|
|
mTexExtents[0][0] *= es ;
|
|
mTexExtents[1][0] *= es ;
|
|
mTexExtents[0][1] *= et ;
|
|
mTexExtents[1][1] *= et ;
|
|
}
|
|
|
|
|
|
return true;
|
|
}
|
|
|
|
void LLFace::renderIndexed()
|
|
{
|
|
if (mVertexBuffer.notNull())
|
|
{
|
|
mVertexBuffer->setBuffer();
|
|
mVertexBuffer->drawRange(LLRender::TRIANGLES, getGeomIndex(), getGeomIndex() + getGeomCount()-1, getIndicesCount(), getIndicesStart());
|
|
}
|
|
}
|
|
|
|
//check if the face has a media
|
|
bool LLFace::hasMedia() const
|
|
{
|
|
if(mHasMedia)
|
|
{
|
|
return true ;
|
|
}
|
|
if(mTexture[LLRender::DIFFUSE_MAP].notNull())
|
|
{
|
|
return mTexture[LLRender::DIFFUSE_MAP]->hasParcelMedia() ; //if has a parcel media
|
|
}
|
|
|
|
return false ; //no media.
|
|
}
|
|
|
|
const F32 LEAST_IMPORTANCE = 0.05f ;
|
|
const F32 LEAST_IMPORTANCE_FOR_LARGE_IMAGE = 0.3f ;
|
|
|
|
void LLFace::resetVirtualSize()
|
|
{
|
|
setVirtualSize(0.f);
|
|
mImportanceToCamera = 0.f;
|
|
}
|
|
|
|
F32 LLFace::getTextureVirtualSize()
|
|
{
|
|
LL_PROFILE_ZONE_SCOPED_CATEGORY_TEXTURE;
|
|
|
|
F32 radius;
|
|
F32 cos_angle_to_view_dir;
|
|
bool in_frustum = calcPixelArea(cos_angle_to_view_dir, radius);
|
|
|
|
|
|
if (mPixelArea < F_ALMOST_ZERO || !in_frustum)
|
|
{
|
|
setVirtualSize(0.f) ;
|
|
return 0.f;
|
|
}
|
|
|
|
//get area of circle in texture space
|
|
LLVector2 tdim = mTexExtents[1] - mTexExtents[0];
|
|
F32 texel_area = (tdim * 0.5f).lengthSquared()*3.14159f;
|
|
if (texel_area <= 0)
|
|
{
|
|
// Probably animated, use default
|
|
texel_area = 1.f;
|
|
}
|
|
|
|
F32 face_area;
|
|
if (mVObjp->isSculpted() && texel_area > 1.f)
|
|
{
|
|
//sculpts can break assumptions about texel area
|
|
face_area = mPixelArea;
|
|
}
|
|
else
|
|
{
|
|
//apply texel area to face area to get accurate ratio
|
|
//face_area /= llclamp(texel_area, 1.f/64.f, 16.f);
|
|
face_area = mPixelArea / llclamp(texel_area, 0.015625f, 128.f);
|
|
}
|
|
|
|
face_area = LLFace::adjustPixelArea(mImportanceToCamera, face_area);
|
|
if(face_area > LLViewerTexture::sMinLargeImageSize) //if is large image, shrink face_area by considering the partial overlapping.
|
|
{
|
|
if(mImportanceToCamera > LEAST_IMPORTANCE_FOR_LARGE_IMAGE && mTexture[LLRender::DIFFUSE_MAP].notNull() && mTexture[LLRender::DIFFUSE_MAP]->isLargeImage())
|
|
{
|
|
face_area *= adjustPartialOverlapPixelArea(cos_angle_to_view_dir, radius );
|
|
}
|
|
}
|
|
|
|
setVirtualSize(face_area) ;
|
|
|
|
return face_area;
|
|
}
|
|
|
|
bool LLFace::calcPixelArea(F32& cos_angle_to_view_dir, F32& radius)
|
|
{
|
|
constexpr F32 PIXEL_AREA_UPDATE_PERIOD = 0.1f;
|
|
// this is an expensive operation and the result is valid (enough) for several frames
|
|
// don't update every frame
|
|
if (gFrameTimeSeconds - mLastPixelAreaUpdate < PIXEL_AREA_UPDATE_PERIOD)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
LL_PROFILE_ZONE_SCOPED_CATEGORY_FACE;
|
|
|
|
//get area of circle around face
|
|
LLVector4a center;
|
|
LLVector4a size;
|
|
|
|
if (isState(LLFace::RIGGED))
|
|
{
|
|
LL_PROFILE_ZONE_NAMED_CATEGORY_FACE("calcPixelArea - rigged");
|
|
//override with joint volume face joint bounding boxes
|
|
LLVOAvatar* avatar = mVObjp->getAvatar();
|
|
bool hasRiggedExtents = false;
|
|
|
|
if (avatar && avatar->mDrawable)
|
|
{
|
|
LLVolume* volume = mVObjp->getVolume();
|
|
if (volume)
|
|
{
|
|
LLVolumeFace& face = volume->getVolumeFace(mTEOffset);
|
|
|
|
auto& rigInfo = face.mJointRiggingInfoTab;
|
|
|
|
if (rigInfo.needsUpdate())
|
|
{
|
|
LLVOVolume* vo_volume = (LLVOVolume*)mVObjp.get();
|
|
const LLMeshSkinInfo* skin = vo_volume->getSkinInfo();
|
|
if (skin)
|
|
{
|
|
LLSkinningUtil::updateRiggingInfo(skin, avatar, face);
|
|
}
|
|
}
|
|
|
|
// calculate the world space bounding box of the face by combining the bounding boxes of all the joints
|
|
LLVector4a& minp = mRiggedExtents[0];
|
|
LLVector4a& maxp = mRiggedExtents[1];
|
|
minp = LLVector4a(FLT_MAX, FLT_MAX, FLT_MAX);
|
|
maxp = LLVector4a(-FLT_MAX, -FLT_MAX, -FLT_MAX);
|
|
|
|
for (S32 i = 0; i < rigInfo.size(); i++)
|
|
{
|
|
auto& jointInfo = rigInfo[i];
|
|
if (jointInfo.isRiggedTo())
|
|
{
|
|
LLJoint* joint = avatar->getJoint(i);
|
|
|
|
if (joint)
|
|
{
|
|
LLMatrix4a worldMat;
|
|
worldMat.loadu((F32*)&joint->getWorldMatrix().mMatrix[0][0]);
|
|
|
|
LLVector4a extents[2];
|
|
|
|
matMulBoundBox(worldMat, jointInfo.getRiggedExtents(), extents);
|
|
|
|
minp.setMin(minp, extents[0]);
|
|
maxp.setMax(maxp, extents[1]);
|
|
hasRiggedExtents = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!hasRiggedExtents)
|
|
{
|
|
// no rigged extents, zero out bounding box and skip update
|
|
mRiggedExtents[0] = mRiggedExtents[1] = LLVector4a(0.f, 0.f, 0.f);
|
|
|
|
return false;
|
|
}
|
|
|
|
center.setAdd(mRiggedExtents[1], mRiggedExtents[0]);
|
|
center.mul(0.5f);
|
|
size.setSub(mRiggedExtents[1], mRiggedExtents[0]);
|
|
}
|
|
else if (mDrawablep && mVObjp.notNull() && mVObjp->getPartitionType() == LLViewerRegion::PARTITION_PARTICLE && mDrawablep->getSpatialGroup())
|
|
{ // use box of spatial group for particles (over approximates size, but we don't actually have a good size per particle)
|
|
LLSpatialGroup* group = mDrawablep->getSpatialGroup();
|
|
const LLVector4a* extents = group->getExtents();
|
|
size.setSub(extents[1], extents[0]);
|
|
center.setAdd(extents[1], extents[0]);
|
|
center.mul(0.5f);
|
|
}
|
|
else
|
|
{
|
|
center.load3(getPositionAgent().mV);
|
|
size.setSub(mExtents[1], mExtents[0]);
|
|
}
|
|
size.mul(0.5f);
|
|
|
|
LLViewerCamera* camera = LLViewerCamera::getInstance();
|
|
|
|
F32 size_squared = size.dot3(size).getF32();
|
|
LLVector4a lookAt;
|
|
LLVector4a t;
|
|
t.load3(camera->getOrigin().mV);
|
|
lookAt.setSub(center, t);
|
|
|
|
F32 dist = lookAt.getLength3().getF32();
|
|
dist = llmax(dist-size.getLength3().getF32(), 0.001f);
|
|
|
|
lookAt.normalize3fast() ;
|
|
|
|
//get area of circle around node
|
|
F32 app_angle = atanf((F32) sqrt(size_squared) / dist);
|
|
radius = app_angle*LLDrawable::sCurPixelAngle;
|
|
mPixelArea = radius*radius * 3.14159f;
|
|
|
|
// remember last update time, add 10% noise to avoid all faces updating at the same time
|
|
mLastPixelAreaUpdate = gFrameTimeSeconds + ll_frand() * PIXEL_AREA_UPDATE_PERIOD * 0.1f;
|
|
|
|
LLVector4a x_axis;
|
|
x_axis.load3(camera->getXAxis().mV);
|
|
cos_angle_to_view_dir = lookAt.dot3(x_axis).getF32();
|
|
|
|
//if has media, check if the face is out of the view frustum.
|
|
if(hasMedia())
|
|
{
|
|
if(!camera->AABBInFrustum(center, size))
|
|
{
|
|
mImportanceToCamera = 0.f ;
|
|
return false ;
|
|
}
|
|
if(cos_angle_to_view_dir > camera->getCosHalfFov()) //the center is within the view frustum
|
|
{
|
|
cos_angle_to_view_dir = 1.0f ;
|
|
}
|
|
else
|
|
{
|
|
LLVector4a d;
|
|
d.setSub(lookAt, x_axis);
|
|
|
|
if(dist * dist * d.dot3(d) < size_squared)
|
|
{
|
|
cos_angle_to_view_dir = 1.0f ;
|
|
}
|
|
}
|
|
}
|
|
|
|
if(dist < mBoundingSphereRadius) //camera is very close
|
|
{
|
|
cos_angle_to_view_dir = 1.0f ;
|
|
mImportanceToCamera = 1.0f ;
|
|
}
|
|
else
|
|
{
|
|
mImportanceToCamera = LLFace::calcImportanceToCamera(cos_angle_to_view_dir, dist) ;
|
|
}
|
|
|
|
return true ;
|
|
}
|
|
|
|
//the projection of the face partially overlaps with the screen
|
|
F32 LLFace::adjustPartialOverlapPixelArea(F32 cos_angle_to_view_dir, F32 radius )
|
|
{
|
|
F32 screen_radius = (F32)llmax(gViewerWindow->getWindowWidthRaw(), gViewerWindow->getWindowHeightRaw()) ;
|
|
F32 center_angle = acosf(cos_angle_to_view_dir) ;
|
|
F32 d = center_angle * LLDrawable::sCurPixelAngle ;
|
|
|
|
if(d + radius > screen_radius + 5.f)
|
|
{
|
|
//----------------------------------------------
|
|
//calculate the intersection area of two circles
|
|
//F32 radius_square = radius * radius ;
|
|
//F32 d_square = d * d ;
|
|
//F32 screen_radius_square = screen_radius * screen_radius ;
|
|
//face_area =
|
|
// radius_square * acosf((d_square + radius_square - screen_radius_square)/(2 * d * radius)) +
|
|
// screen_radius_square * acosf((d_square + screen_radius_square - radius_square)/(2 * d * screen_radius)) -
|
|
// 0.5f * sqrtf((-d + radius + screen_radius) * (d + radius - screen_radius) * (d - radius + screen_radius) * (d + radius + screen_radius)) ;
|
|
//----------------------------------------------
|
|
|
|
//the above calculation is too expensive
|
|
//the below is a good estimation: bounding box of the bounding sphere:
|
|
F32 alpha = 0.5f * (radius + screen_radius - d) / radius ;
|
|
alpha = llclamp(alpha, 0.f, 1.f) ;
|
|
return alpha * alpha ;
|
|
}
|
|
return 1.0f ;
|
|
}
|
|
|
|
const S8 FACE_IMPORTANCE_LEVEL = 4 ;
|
|
const F32 FACE_IMPORTANCE_TO_CAMERA_OVER_DISTANCE[FACE_IMPORTANCE_LEVEL][2] = //{distance, importance_weight}
|
|
{{16.1f, 1.0f}, {32.1f, 0.5f}, {48.1f, 0.2f}, {96.1f, 0.05f} } ;
|
|
const F32 FACE_IMPORTANCE_TO_CAMERA_OVER_ANGLE[FACE_IMPORTANCE_LEVEL][2] = //{cos(angle), importance_weight}
|
|
{{0.985f /*cos(10 degrees)*/, 1.0f}, {0.94f /*cos(20 degrees)*/, 0.8f}, {0.866f /*cos(30 degrees)*/, 0.64f}, {0.0f, 0.36f}} ;
|
|
|
|
//static
|
|
F32 LLFace::calcImportanceToCamera(F32 cos_angle_to_view_dir, F32 dist)
|
|
{
|
|
LL_PROFILE_ZONE_SCOPED_CATEGORY_FACE;
|
|
F32 importance = 0.f ;
|
|
|
|
if(cos_angle_to_view_dir > LLViewerCamera::getInstance()->getCosHalfFov() &&
|
|
dist < FACE_IMPORTANCE_TO_CAMERA_OVER_DISTANCE[FACE_IMPORTANCE_LEVEL - 1][0])
|
|
{
|
|
LLViewerCamera* camera = LLViewerCamera::getInstance();
|
|
F32 camera_moving_speed = camera->getAverageSpeed() ;
|
|
F32 camera_angular_speed = camera->getAverageAngularSpeed();
|
|
|
|
if(camera_moving_speed > 10.0f || camera_angular_speed > 1.0f)
|
|
{
|
|
//if camera moves or rotates too fast, ignore the importance factor
|
|
return 0.f ;
|
|
}
|
|
|
|
S32 i = 0 ;
|
|
for(i = 0; i < FACE_IMPORTANCE_LEVEL && dist > FACE_IMPORTANCE_TO_CAMERA_OVER_DISTANCE[i][0]; ++i);
|
|
i = llmin(i, FACE_IMPORTANCE_LEVEL - 1) ;
|
|
F32 dist_factor = FACE_IMPORTANCE_TO_CAMERA_OVER_DISTANCE[i][1] ;
|
|
|
|
for(i = 0; i < FACE_IMPORTANCE_LEVEL && cos_angle_to_view_dir < FACE_IMPORTANCE_TO_CAMERA_OVER_ANGLE[i][0] ; ++i) ;
|
|
i = llmin(i, FACE_IMPORTANCE_LEVEL - 1) ;
|
|
importance = dist_factor * FACE_IMPORTANCE_TO_CAMERA_OVER_ANGLE[i][1] ;
|
|
}
|
|
|
|
return importance ;
|
|
}
|
|
|
|
//static
|
|
F32 LLFace::adjustPixelArea(F32 importance, F32 pixel_area)
|
|
{
|
|
if(pixel_area > LLViewerTexture::sMaxSmallImageSize)
|
|
{
|
|
if(importance < LEAST_IMPORTANCE) //if the face is not important, do not load hi-res.
|
|
{
|
|
static const F32 MAX_LEAST_IMPORTANCE_IMAGE_SIZE = 128.0f * 128.0f ;
|
|
pixel_area = llmin(pixel_area * 0.5f, MAX_LEAST_IMPORTANCE_IMAGE_SIZE) ;
|
|
}
|
|
else if(pixel_area > LLViewerTexture::sMinLargeImageSize) //if is large image, shrink face_area by considering the partial overlapping.
|
|
{
|
|
if(importance < LEAST_IMPORTANCE_FOR_LARGE_IMAGE)//if the face is not important, do not load hi-res.
|
|
{
|
|
pixel_area = (F32)LLViewerTexture::sMinLargeImageSize ;
|
|
}
|
|
}
|
|
}
|
|
|
|
return pixel_area ;
|
|
}
|
|
|
|
bool LLFace::verify(const U32* indices_array) const
|
|
{
|
|
bool ok = true;
|
|
|
|
if( mVertexBuffer.isNull() )
|
|
{ //no vertex buffer, face is implicitly valid
|
|
return true;
|
|
}
|
|
|
|
// First, check whether the face data fits within the pool's range.
|
|
if ((U32)(mGeomIndex + mGeomCount) > mVertexBuffer->getNumVerts())
|
|
{
|
|
ok = false;
|
|
LL_INFOS() << "Face references invalid vertices!" << LL_ENDL;
|
|
}
|
|
|
|
S32 indices_count = (S32)getIndicesCount();
|
|
|
|
if (!indices_count)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
if (indices_count > LL_MAX_INDICES_COUNT)
|
|
{
|
|
ok = false;
|
|
LL_INFOS() << "Face has bogus indices count" << LL_ENDL;
|
|
}
|
|
|
|
if (mIndicesIndex + mIndicesCount > mVertexBuffer->getNumIndices())
|
|
{
|
|
ok = false;
|
|
LL_INFOS() << "Face references invalid indices!" << LL_ENDL;
|
|
}
|
|
|
|
#if 0
|
|
S32 geom_start = getGeomStart();
|
|
S32 geom_count = mGeomCount;
|
|
|
|
const U32 *indicesp = indices_array ? indices_array + mIndicesIndex : getRawIndices();
|
|
|
|
for (S32 i = 0; i < indices_count; i++)
|
|
{
|
|
S32 delta = indicesp[i] - geom_start;
|
|
if (0 > delta)
|
|
{
|
|
LL_WARNS() << "Face index too low!" << LL_ENDL;
|
|
LL_INFOS() << "i:" << i << " Index:" << indicesp[i] << " GStart: " << geom_start << LL_ENDL;
|
|
ok = false;
|
|
}
|
|
else if (delta >= geom_count)
|
|
{
|
|
LL_WARNS() << "Face index too high!" << LL_ENDL;
|
|
LL_INFOS() << "i:" << i << " Index:" << indicesp[i] << " GEnd: " << geom_start + geom_count << LL_ENDL;
|
|
ok = false;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
if (!ok)
|
|
{
|
|
printDebugInfo();
|
|
}
|
|
return ok;
|
|
}
|
|
|
|
|
|
void LLFace::setViewerObject(LLViewerObject* objp)
|
|
{
|
|
mVObjp = objp;
|
|
}
|
|
|
|
|
|
const LLMatrix4& LLFace::getRenderMatrix() const
|
|
{
|
|
return mDrawablep->getRenderMatrix();
|
|
}
|
|
|
|
//============================================================================
|
|
// From llface.inl
|
|
|
|
S32 LLFace::getColors(LLStrider<LLColor4U> &colors)
|
|
{
|
|
if (!mGeomCount)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
// llassert(mGeomIndex >= 0);
|
|
mVertexBuffer->getColorStrider(colors, mGeomIndex, mGeomCount);
|
|
return mGeomIndex;
|
|
}
|
|
|
|
S32 LLFace::getIndices(LLStrider<U16> &indicesp)
|
|
{
|
|
mVertexBuffer->getIndexStrider(indicesp, mIndicesIndex, mIndicesCount);
|
|
llassert(indicesp[0] != indicesp[1]);
|
|
return mIndicesIndex;
|
|
}
|
|
|
|
LLVector3 LLFace::getPositionAgent() const
|
|
{
|
|
if (mDrawablep->isStatic())
|
|
{
|
|
return mCenterAgent;
|
|
}
|
|
else
|
|
{
|
|
return mCenterLocal * getRenderMatrix();
|
|
}
|
|
}
|
|
|
|
LLViewerTexture* LLFace::getTexture(U32 ch) const
|
|
{
|
|
llassert(ch < LLRender::NUM_TEXTURE_CHANNELS);
|
|
|
|
return mTexture[ch] ;
|
|
}
|
|
|
|
void LLFace::setVertexBuffer(LLVertexBuffer* buffer)
|
|
{
|
|
if (buffer)
|
|
{
|
|
LLSculptIDSize::instance().inc(mDrawablep, buffer->getSize() + buffer->getIndicesSize());
|
|
}
|
|
|
|
if (mVertexBuffer)
|
|
{
|
|
LLSculptIDSize::instance().dec(mDrawablep);
|
|
}
|
|
|
|
mVertexBuffer = buffer;
|
|
llassert(verify());
|
|
}
|
|
|
|
void LLFace::clearVertexBuffer()
|
|
{
|
|
if (mVertexBuffer)
|
|
{
|
|
LLSculptIDSize::instance().dec(mDrawablep);
|
|
}
|
|
|
|
mVertexBuffer = NULL;
|
|
}
|
|
|
|
S32 LLFace::getRiggedIndex(U32 type) const
|
|
{
|
|
if (mRiggedIndex.empty())
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
llassert(type < mRiggedIndex.size());
|
|
|
|
return mRiggedIndex[type];
|
|
}
|
|
|
|
U64 LLFace::getSkinHash()
|
|
{
|
|
return mSkinInfo ? mSkinInfo->mHash : 0;
|
|
}
|
|
|
|
bool LLFace::isInAlphaPool() const
|
|
{
|
|
return getPoolType() == LLDrawPool::POOL_ALPHA ||
|
|
getPoolType() == LLDrawPool::POOL_ALPHA_PRE_WATER ||
|
|
getPoolType() == LLDrawPool::POOL_ALPHA_POST_WATER;
|
|
}
|