From 095a5e84408b47ef3c5610e111aefe51d77633ca Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Sat, 6 Feb 2010 17:33:12 -0600 Subject: Draw prims using triangle strips instead of triangle lists. --- indra/llmath/llvolume.cpp | 201 ++++++++++++++++++++++++++++++++++++---------- indra/llmath/llvolume.h | 4 +- 2 files changed, 160 insertions(+), 45 deletions(-) (limited to 'indra/llmath') diff --git a/indra/llmath/llvolume.cpp b/indra/llmath/llvolume.cpp index df4c618ac1..cd7d7a12e3 100644 --- a/indra/llmath/llvolume.cpp +++ b/indra/llmath/llvolume.cpp @@ -4520,15 +4520,65 @@ BOOL LLVolumeFace::createUnCutCubeCap(LLVolume* volume, BOOL partial_build) if (!partial_build) { - int idxs[] = {0,1,(grid_size+1)+1,(grid_size+1)+1,(grid_size+1),0}; - for(int gx = 0;gx=0;i--)mIndices.push_back(vtop+(gy*(grid_size+1))+gx+idxs[i]); - }else{ - for(int i=0;i<6;i++)mIndices.push_back(vtop+(gy*(grid_size+1))+gx+idxs[i]); + mTriStrip.clear(); + S32 idxs[] = {0,1,(grid_size+1)+1,(grid_size+1)+1,(grid_size+1),0}; + for(S32 gx = 0;gx=0;i--) + { + mIndices.push_back(vtop+(gy*(grid_size+1))+gx+idxs[i]); + } + + if (gy == 0) + { + mTriStrip.push_back((gx+1)*(grid_size+1)); + mTriStrip.push_back((gx+1)*(grid_size+1)); + mTriStrip.push_back(gx*(grid_size+1)); + } + + mTriStrip.push_back(gy+1+(gx+1)*(grid_size+1)); + mTriStrip.push_back(gy+1+gx*(grid_size+1)); + + + if (gy == grid_size-1) + { + mTriStrip.push_back(gy+1+gx*(grid_size+1)); + } + } + else + { + for(S32 i=0;i<6;i++) + { + mIndices.push_back(vtop+(gy*(grid_size+1))+gx+idxs[i]); + } + + if (gy == 0) + { + mTriStrip.push_back(gx*(grid_size+1)); + mTriStrip.push_back(gx*(grid_size+1)); + mTriStrip.push_back((gx+1)*(grid_size+1)); + } + + mTriStrip.push_back(gy+1+gx*(grid_size+1)); + mTriStrip.push_back(gy+1+(gx+1)*(grid_size+1)); + + if (gy == grid_size-1) + { + mTriStrip.push_back(gy+1+(gx+1)*(grid_size+1)); + } } } + + } + + if (mTriStrip.size()%2 == 1) + { + mTriStrip.push_back(mTriStrip[mTriStrip.size()-1]); } } @@ -4770,6 +4820,8 @@ BOOL LLVolumeFace::createCap(LLVolume* volume, BOOL partial_build) pt2--; } } + + makeTriStrip(); } else { @@ -4874,67 +4926,108 @@ BOOL LLVolumeFace::createCap(LLVolume* volume, BOOL partial_build) pt2--; } } + + makeTriStrip(); } } else { // Not hollow, generate the triangle fan. + U16 v1 = 2; + U16 v2 = 1; + if (mTypeMask & TOP_MASK) { - if (mTypeMask & OPEN_MASK) - { - // SOLID OPEN TOP - // Generate indices - // This is a tri-fan, so we reuse the same first point for all triangles. - for (S32 i = 0; i < (num_vertices - 2); i++) - { - mIndices[3*i] = num_vertices - 1; - mIndices[3*i+1] = i; - mIndices[3*i+2] = i + 1; - } - } - else - { - // SOLID CLOSED TOP - for (S32 i = 0; i < (num_vertices - 2); i++) - { - //MSMSM fix these caps but only for the un-cut case - mIndices[3*i] = num_vertices - 1; - mIndices[3*i+1] = i; - mIndices[3*i+2] = i + 1; - } - } + v1 = 1; + v2 = 2; + } + + for (S32 i = 0; i < (num_vertices - 2); i++) + { + mIndices[3*i] = num_vertices - 1; + mIndices[3*i+v1] = i; + mIndices[3*i+v2] = i + 1; + } + + //make tri strip + if (mTypeMask & OPEN_MASK) + { + makeTriStrip(); } else { - if (mTypeMask & OPEN_MASK) + S32 j = num_vertices-2; + if (mTypeMask & TOP_MASK) { - // SOLID OPEN BOTTOM - // Generate indices - // This is a tri-fan, so we reuse the same first point for all triangles. - for (S32 i = 0; i < (num_vertices - 2); i++) + mTriStrip.push_back(0); + for (S32 i = 1; i <= j; ++i) { - mIndices[3*i] = num_vertices - 1; - mIndices[3*i+1] = i + 1; - mIndices[3*i+2] = i; + mTriStrip.push_back(i); + if (i != j) + { + mTriStrip.push_back(j); + } + --j; } } else { - // SOLID CLOSED BOTTOM - for (S32 i = 0; i < (num_vertices - 2); i++) + mTriStrip.push_back(j); + for (S32 i = 1; i <= j; ++i) { - //MSMSM fix these caps but only for the un-cut case - mIndices[3*i] = num_vertices - 1; - mIndices[3*i+1] = i + 1; - mIndices[3*i+2] = i; + if (i != j) + { + mTriStrip.push_back(j); + } + mTriStrip.push_back(i); + --j; } } + + mTriStrip.push_back(mTriStrip[mTriStrip.size()-1]); + + if (mTriStrip.size()%2 == 1) + { + mTriStrip.push_back(mTriStrip[mTriStrip.size()-1]); + } } } + return TRUE; } +void LLVolumeFace::makeTriStrip() +{ + for (U32 i = 0; i < mIndices.size(); i+=3) + { + U16 i0 = mIndices[i]; + U16 i1 = mIndices[i+1]; + U16 i2 = mIndices[i+2]; + + if ((i/3)%2 == 1) + { + mTriStrip.push_back(i0); + mTriStrip.push_back(i0); + mTriStrip.push_back(i1); + mTriStrip.push_back(i2); + mTriStrip.push_back(i2); + } + else + { + mTriStrip.push_back(i2); + mTriStrip.push_back(i2); + mTriStrip.push_back(i1); + mTriStrip.push_back(i0); + mTriStrip.push_back(i0); + } + } + + if (mTriStrip.size()%2 == 1) + { + mTriStrip.push_back(mTriStrip[mTriStrip.size()-1]); + } +} + void LLVolumeFace::createBinormals() { LLMemType m1(LLMemType::MTYPE_VOLUME); @@ -5135,9 +5228,14 @@ BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build) if (!partial_build) { + mTriStrip.clear(); + // Now we generate the indices. for (t = 0; t < (mNumT-1); t++) { + //prepend terminating index to strip + mTriStrip.push_back(mNumS*t); + for (s = 0; s < (mNumS-1); s++) { mIndices[cur_index++] = s + mNumS*t; //bottom left @@ -5147,6 +5245,14 @@ BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build) mIndices[cur_index++] = s+1 + mNumS*t; //bottom right mIndices[cur_index++] = s+1 + mNumS*(t+1); //top right + if (s == 0) + { + mTriStrip.push_back(s+mNumS*t); + mTriStrip.push_back(s+mNumS*(t+1)); + } + mTriStrip.push_back(s+1+mNumS*t); + mTriStrip.push_back(s+1+mNumS*(t+1)); + mEdge[cur_edge++] = (mNumS-1)*2*t+s*2+1; //bottom left/top right neighbor face if (t < mNumT-2) { //top right/top left neighbor face mEdge[cur_edge++] = (mNumS-1)*2*(t+1)+s*2+1; @@ -5187,6 +5293,13 @@ BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build) } mEdge[cur_edge++] = (mNumS-1)*2*t+s*2; //top right/bottom left neighbor face } + //append terminating vertex to strip + mTriStrip.push_back(mNumS-1+mNumS*(t+1)); + } + + if (mTriStrip.size()%2 == 1) + { + mTriStrip.push_back(mTriStrip[mTriStrip.size()-1]); } } diff --git a/indra/llmath/llvolume.h b/indra/llmath/llvolume.h index 871b334452..d9f80f0e30 100644 --- a/indra/llmath/llvolume.h +++ b/indra/llmath/llvolume.h @@ -798,7 +798,8 @@ public: BOOL create(LLVolume* volume, BOOL partial_build = FALSE); void createBinormals(); - + void makeTriStrip(); + class VertexData { public: @@ -839,6 +840,7 @@ public: std::vector mVertices; std::vector mIndices; + std::vector mTriStrip; std::vector mEdge; private: -- cgit v1.3 From 42df75bafeab49b408f23d79feb4f2213d2560eb Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Mon, 8 Feb 2010 10:14:11 -0600 Subject: Enable FBO multisampling for OSX. Fix bad triangle in prim caps. --- indra/llmath/llvolume.cpp | 4 ++-- indra/llrender/llrendertarget.cpp | 11 ----------- indra/newview/llviewerdisplay.cpp | 4 ++++ 3 files changed, 6 insertions(+), 13 deletions(-) (limited to 'indra/llmath') diff --git a/indra/llmath/llvolume.cpp b/indra/llmath/llvolume.cpp index cd7d7a12e3..ae5c9bc8cf 100644 --- a/indra/llmath/llvolume.cpp +++ b/indra/llmath/llvolume.cpp @@ -4960,7 +4960,7 @@ BOOL LLVolumeFace::createCap(LLVolume* volume, BOOL partial_build) if (mTypeMask & TOP_MASK) { mTriStrip.push_back(0); - for (S32 i = 1; i <= j; ++i) + for (S32 i = 0; i <= j; ++i) { mTriStrip.push_back(i); if (i != j) @@ -4973,7 +4973,7 @@ BOOL LLVolumeFace::createCap(LLVolume* volume, BOOL partial_build) else { mTriStrip.push_back(j); - for (S32 i = 1; i <= j; ++i) + for (S32 i = 0; i <= j; ++i) { if (i != j) { diff --git a/indra/llrender/llrendertarget.cpp b/indra/llrender/llrendertarget.cpp index d9520b3bf6..3f2558f1f5 100644 --- a/indra/llrender/llrendertarget.cpp +++ b/indra/llrender/llrendertarget.cpp @@ -390,8 +390,6 @@ void LLRenderTarget::flush(BOOL fetch_depth) } else { -#if !LL_DARWIN - stop_glerror(); glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0); @@ -435,7 +433,6 @@ void LLRenderTarget::flush(BOOL fetch_depth) } } } -#endif glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0); } @@ -444,7 +441,6 @@ void LLRenderTarget::flush(BOOL fetch_depth) void LLRenderTarget::copyContents(LLRenderTarget& source, S32 srcX0, S32 srcY0, S32 srcX1, S32 srcY1, S32 dstX0, S32 dstY0, S32 dstX1, S32 dstY1, U32 mask, U32 filter) { -#if !LL_DARWIN gGL.flush(); if (!source.mFBO || !mFBO) { @@ -483,14 +479,12 @@ void LLRenderTarget::copyContents(LLRenderTarget& source, S32 srcX0, S32 srcY0, stop_glerror(); } } -#endif } //static void LLRenderTarget::copyContentsToFramebuffer(LLRenderTarget& source, S32 srcX0, S32 srcY0, S32 srcX1, S32 srcY1, S32 dstX0, S32 dstY0, S32 dstX1, S32 dstY1, U32 mask, U32 filter) { -#if !LL_DARWIN if (!source.mFBO) { llerrs << "Cannot copy framebuffer contents for non FBO render targets." << llendl; @@ -507,7 +501,6 @@ void LLRenderTarget::copyContentsToFramebuffer(LLRenderTarget& source, S32 srcX0 glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0); stop_glerror(); } -#endif } BOOL LLRenderTarget::isComplete() const @@ -652,7 +645,6 @@ void LLMultisampleBuffer::allocate(U32 resx, U32 resy, U32 color_fmt, BOOL depth void LLMultisampleBuffer::addColorAttachment(U32 color_fmt) { -#if !LL_DARWIN if (color_fmt == 0) { return; @@ -693,12 +685,10 @@ void LLMultisampleBuffer::addColorAttachment(U32 color_fmt) } mTex.push_back(tex); -#endif } void LLMultisampleBuffer::allocateDepth() { -#if !LL_DARWIN glGenRenderbuffersEXT(1, (GLuint* ) &mDepth); glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, mDepth); if (mStencil) @@ -709,6 +699,5 @@ void LLMultisampleBuffer::allocateDepth() { glRenderbufferStorageMultisampleEXT(GL_RENDERBUFFER_EXT, mSamples, GL_DEPTH_COMPONENT16_ARB, mResX, mResY); } -#endif } diff --git a/indra/newview/llviewerdisplay.cpp b/indra/newview/llviewerdisplay.cpp index ba256d70e8..64b3bccd4c 100644 --- a/indra/newview/llviewerdisplay.cpp +++ b/indra/newview/llviewerdisplay.cpp @@ -862,10 +862,14 @@ void display(BOOL rebuild, F32 zoom_factor, int subfield, BOOL for_snapshot) if (LLPipeline::sRenderDeferred && !LLPipeline::sUnderWaterRender) { gPipeline.mDeferredScreen.flush(); + LLRenderTarget::copyContentsToFramebuffer(gPipeline.mDeferredScreen, 0, 0, gPipeline.mDeferredScreen.getWidth(), gPipeline.mDeferredScreen.getHeight(), + 0, 0, gPipeline.mDeferredScreen.getWidth(), gPipeline.mDeferredScreen.getHeight(), GL_DEPTH_BUFFER_BIT, GL_NEAREST); } else { gPipeline.mScreen.flush(); + LLRenderTarget::copyContentsToFramebuffer(gPipeline.mScreen, 0, 0, gPipeline.mScreen.getWidth(), gPipeline.mScreen.getHeight(), + 0, 0, gPipeline.mScreen.getWidth(), gPipeline.mScreen.getHeight(), GL_DEPTH_BUFFER_BIT, GL_NEAREST); } } -- cgit v1.3