From 173806c4b1d18fe0188c1d189e7044fa977268ae Mon Sep 17 00:00:00 2001 From: Xiaohong Bao Date: Thu, 24 Jan 2013 17:10:37 -0700 Subject: for SH-3665: more post processing of the frame difference image --- .../class1/interface/twotexturecompareF.glsl | 17 +++++ indra/newview/llscenemonitor.cpp | 76 ++++++++++++++++++++++ indra/newview/llscenemonitor.h | 8 +++ indra/newview/llviewershadermgr.cpp | 1 + 4 files changed, 102 insertions(+) (limited to 'indra') diff --git a/indra/newview/app_settings/shaders/class1/interface/twotexturecompareF.glsl b/indra/newview/app_settings/shaders/class1/interface/twotexturecompareF.glsl index 050114b37e..6eeb2596b2 100644 --- a/indra/newview/app_settings/shaders/class1/interface/twotexturecompareF.glsl +++ b/indra/newview/app_settings/shaders/class1/interface/twotexturecompareF.glsl @@ -31,6 +31,10 @@ out vec4 frag_color; uniform sampler2D tex0; uniform sampler2D tex1; +uniform sampler2D dither_tex; +uniform float dither_scale; +uniform float dither_scale_s; +uniform float dither_scale_t; VARYING vec2 vary_texcoord0; VARYING vec2 vary_texcoord1; @@ -38,4 +42,17 @@ VARYING vec2 vary_texcoord1; void main() { frag_color = abs(texture2D(tex0, vary_texcoord0.xy) - texture2D(tex1, vary_texcoord0.xy)); + + vec2 dither_coord; + dither_coord[0] = vary_texcoord0[0] * dither_scale_s; + dither_coord[1] = vary_texcoord0[1] * dither_scale_t; + vec4 dither_vec = texture(dither_tex, dither_coord.xy); + + for(int i = 0; i < 3; i++) + { + if(frag_color[i] < dither_vec[i] * dither_scale) + { + frag_color[i] = 0.f; + } + } } diff --git a/indra/newview/llscenemonitor.cpp b/indra/newview/llscenemonitor.cpp index 2f1c4e065a..9de6b52d12 100644 --- a/indra/newview/llscenemonitor.cpp +++ b/indra/newview/llscenemonitor.cpp @@ -86,6 +86,7 @@ void LLSceneMonitor::destroyClass() delete mRecording; mRecording = NULL; + mDitheringTexture = NULL; } void LLSceneMonitor::reset() @@ -108,6 +109,67 @@ void LLSceneMonitor::reset() } } +void LLSceneMonitor::generateDitheringTexture(S32 width, S32 height) +{ +#if 1 + //4 * 4 matrix + mDitherMatrixWidth = 4; + S32 dither_matrix[4][4] = + { + {1, 9, 3, 11}, + {13, 5, 15, 7}, + {4, 12, 2, 10}, + {16, 8, 14, 6} + }; + + mDitherScale = 255.f / 17; +#else + //8 * 8 matrix + mDitherMatrixWidth = 16; + S32 dither_matrix[16][16] = + { + {1, 49, 13, 61, 4, 52, 16, 64, 1, 49, 13, 61, 4, 52, 16, 64}, + {33, 17, 45, 29, 36, 20, 48, 32, 33, 17, 45, 29, 36, 20, 48, 32}, + {9, 57, 5, 53, 12, 60, 8, 56, 9, 57, 5, 53, 12, 60, 8, 56}, + {41, 25, 37, 21, 44, 28, 40, 24, 41, 25, 37, 21, 44, 28, 40, 24}, + {3, 51, 15, 63, 2, 50, 14, 62, 3, 51, 15, 63, 2, 50, 14, 62}, + {35, 19, 47, 31, 34, 18, 46, 30, 35, 19, 47, 31, 34, 18, 46, 30}, + {11, 59, 7, 55, 10, 58, 6, 54, 11, 59, 7, 55, 10, 58, 6, 54}, + {43, 27, 39, 23, 42, 26, 38, 22, 43, 27, 39, 23, 42, 26, 38, 22}, + {1, 49, 13, 61, 4, 52, 16, 64, 1, 49, 13, 61, 4, 52, 16, 64}, + {33, 17, 45, 29, 36, 20, 48, 32, 33, 17, 45, 29, 36, 20, 48, 32}, + {9, 57, 5, 53, 12, 60, 8, 56, 9, 57, 5, 53, 12, 60, 8, 56}, + {41, 25, 37, 21, 44, 28, 40, 24, 41, 25, 37, 21, 44, 28, 40, 24}, + {3, 51, 15, 63, 2, 50, 14, 62, 3, 51, 15, 63, 2, 50, 14, 62}, + {35, 19, 47, 31, 34, 18, 46, 30, 35, 19, 47, 31, 34, 18, 46, 30}, + {11, 59, 7, 55, 10, 58, 6, 54, 11, 59, 7, 55, 10, 58, 6, 54}, + {43, 27, 39, 23, 42, 26, 38, 22, 43, 27, 39, 23, 42, 26, 38, 22} + }; + + mDitherScale = 255.f / 65; +#endif + + LLPointer image_raw = new LLImageRaw(mDitherMatrixWidth, mDitherMatrixWidth, 3); + U8* data = image_raw->getData(); + for (S32 i = 0; i < mDitherMatrixWidth; i++) + { + for (S32 j = 0; j < mDitherMatrixWidth; j++) + { + U8 val = dither_matrix[i][j]; + *data++ = val; + *data++ = val; + *data++ = val; + } + } + + mDitheringTexture = LLViewerTextureManager::getLocalTexture(image_raw.get(), FALSE) ; + mDitheringTexture->setAddressMode(LLTexUnit::TAM_WRAP); + mDitheringTexture->setFilteringOption(LLTexUnit::TFO_POINT); + + mDitherScaleS = (F32)width / mDitherMatrixWidth; + mDitherScaleT = (F32)height / mDitherMatrixWidth; +} + void LLSceneMonitor::setDebugViewerVisible(BOOL visible) { mDebugViewerVisible = visible; @@ -287,10 +349,13 @@ void LLSceneMonitor::compare() { mDiff = new LLRenderTarget(); mDiff->allocate(width, height, GL_RGBA, false, false, LLTexUnit::TT_TEXTURE, true); + + generateDitheringTexture(width, height); } else if(mDiff->getWidth() != width || mDiff->getHeight() != height) { mDiff->resize(width, height, GL_RGBA); + generateDitheringTexture(width, height); } mDiff->bindTarget(); @@ -298,6 +363,10 @@ void LLSceneMonitor::compare() gTwoTextureCompareProgram.bind(); + gTwoTextureCompareProgram.uniform1f("dither_scale", mDitherScale); + gTwoTextureCompareProgram.uniform1f("dither_scale_s", mDitherScaleS); + gTwoTextureCompareProgram.uniform1f("dither_scale_t", mDitherScaleT); + gGL.getTexUnit(0)->activate(); gGL.getTexUnit(0)->enable(LLTexUnit::TT_TEXTURE); gGL.getTexUnit(0)->bind(mFrames[0]); @@ -308,6 +377,11 @@ void LLSceneMonitor::compare() gGL.getTexUnit(1)->bind(mFrames[1]); gGL.getTexUnit(1)->activate(); + gGL.getTexUnit(2)->activate(); + gGL.getTexUnit(2)->enable(LLTexUnit::TT_TEXTURE); + gGL.getTexUnit(2)->bind(mDitheringTexture); + gGL.getTexUnit(2)->activate(); + gl_rect_2d_simple_tex(width, height); mDiff->flush(); @@ -318,6 +392,8 @@ void LLSceneMonitor::compare() gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); gGL.getTexUnit(1)->disable(); gGL.getTexUnit(1)->unbind(LLTexUnit::TT_TEXTURE); + gGL.getTexUnit(2)->disable(); + gGL.getTexUnit(2)->unbind(LLTexUnit::TT_TEXTURE); mHasNewDiff = TRUE; diff --git a/indra/newview/llscenemonitor.h b/indra/newview/llscenemonitor.h index 93e6c20bb9..709650e206 100644 --- a/indra/newview/llscenemonitor.h +++ b/indra/newview/llscenemonitor.h @@ -35,6 +35,7 @@ class LLCharacter; class LLRenderTarget; +class LLViewerTexture; class LLSceneMonitor : public LLSingleton { @@ -69,6 +70,7 @@ private: void unfreezeScene(); void reset(); bool preCapture(); + void generateDitheringTexture(S32 width, S32 height); private: BOOL mEnabled; @@ -88,6 +90,12 @@ private: F32 mSamplingTime; //time interval to capture frames, in seconds F32 mDiffPixelRatio; //ratio of pixels used for comparison against the original mDiff size along one dimension + LLPointer mDitheringTexture; + S32 mDitherMatrixWidth; + F32 mDitherScale; + F32 mDitherScaleS; + F32 mDitherScaleT; + std::vector mAvatarPauseHandles; LLTrace::ExtendableRecording* mRecording; diff --git a/indra/newview/llviewershadermgr.cpp b/indra/newview/llviewershadermgr.cpp index 1aa36eafee..dd86ef4f34 100644 --- a/indra/newview/llviewershadermgr.cpp +++ b/indra/newview/llviewershadermgr.cpp @@ -2723,6 +2723,7 @@ BOOL LLViewerShaderMgr::loadShadersInterface() gTwoTextureCompareProgram.bind(); gTwoTextureCompareProgram.uniform1i("tex0", 0); gTwoTextureCompareProgram.uniform1i("tex1", 1); + gTwoTextureCompareProgram.uniform1i("dither_tex", 2); } } -- cgit v1.2.3