From 17f46868d28876b65adcf24a45e6c19a20f2834c Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Wed, 10 Aug 2011 14:40:39 -0500 Subject: SH-2265 Fix for impostor alpha masking being broken. --- .../shaders/class1/deferred/impostorF.glsl | 8 +++++++ .../shaders/class1/objects/impostorF.glsl | 26 ++++++++++++++++++++++ .../shaders/class1/objects/impostorV.glsl | 16 +++++++++++++ indra/newview/lldrawpoolavatar.cpp | 11 +++++++++ indra/newview/llviewershadermgr.cpp | 15 +++++++++++++ indra/newview/llviewershadermgr.h | 1 + 6 files changed, 77 insertions(+) create mode 100644 indra/newview/app_settings/shaders/class1/objects/impostorF.glsl create mode 100644 indra/newview/app_settings/shaders/class1/objects/impostorV.glsl diff --git a/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl b/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl index fa811f0d55..75f594ed8f 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl @@ -5,6 +5,8 @@ * $/LicenseInfo$ */ +uniform float minimum_alpha; +uniform float maximum_alpha; uniform sampler2D diffuseMap; @@ -14,6 +16,12 @@ uniform sampler2D specularMap; void main() { vec4 col = texture2D(diffuseMap, gl_TexCoord[0].xy); + + if (col.a < minimum_alpha || col.a > maximum_alpha) + { + discard; + } + gl_FragData[0] = vec4(col.rgb, col.a * 0.005); gl_FragData[1] = texture2D(specularMap, gl_TexCoord[0].xy); gl_FragData[2] = vec4(texture2D(normalMap, gl_TexCoord[0].xy).xyz, 0.0); diff --git a/indra/newview/app_settings/shaders/class1/objects/impostorF.glsl b/indra/newview/app_settings/shaders/class1/objects/impostorF.glsl new file mode 100644 index 0000000000..7257132f06 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/objects/impostorF.glsl @@ -0,0 +1,26 @@ +/** + * @file impostorF.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * $/LicenseInfo$ + */ + +uniform float minimum_alpha; +uniform float maximum_alpha; + +vec3 fullbrightAtmosTransport(vec3 light); +vec3 fullbrightScaleSoftClip(vec3 light); + +uniform sampler2D diffuseMap; + +void main() +{ + vec4 color = texture2D(diffuseMap,gl_TexCoord[0].xy) * gl_Color; + + if (color.a < minimum_alpha || color.a > maximum_alpha) + { + discard; + } + + gl_FragColor = color; +} diff --git a/indra/newview/app_settings/shaders/class1/objects/impostorV.glsl b/indra/newview/app_settings/shaders/class1/objects/impostorV.glsl new file mode 100644 index 0000000000..724b86a1b7 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/objects/impostorV.glsl @@ -0,0 +1,16 @@ +/** + * @file impostorV.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * $/LicenseInfo$ + */ + + +void main() +{ + //transform vertex + gl_Position = ftransform(); + gl_TexCoord[0] = gl_TextureMatrix[0] * gl_MultiTexCoord0; + + gl_FrontColor = gl_Color; +} diff --git a/indra/newview/lldrawpoolavatar.cpp b/indra/newview/lldrawpoolavatar.cpp index 694b7dcedd..28e464b60d 100644 --- a/indra/newview/lldrawpoolavatar.cpp +++ b/indra/newview/lldrawpoolavatar.cpp @@ -589,12 +589,22 @@ void LLDrawPoolAvatar::beginImpostor() LLVOAvatar::sNumVisibleAvatars = 0; } + if (LLGLSLShader::sNoFixedFunction) + { + gImpostorProgram.bind(); + gImpostorProgram.setAlphaRange(0.01f, 1.f); + } + gPipeline.enableLightsFullbright(LLColor4(1,1,1,1)); sDiffuseChannel = 0; } void LLDrawPoolAvatar::endImpostor() { + if (LLGLSLShader::sNoFixedFunction) + { + gImpostorProgram.unbind(); + } gPipeline.enableLightsDynamic(); } @@ -647,6 +657,7 @@ void LLDrawPoolAvatar::beginDeferredImpostor() sDiffuseChannel = sVertexProgram->enableTexture(LLViewerShaderMgr::DIFFUSE_MAP); sVertexProgram->bind(); + sVertexProgram->setAlphaRange(0.01f, 1.f); } void LLDrawPoolAvatar::endDeferredImpostor() diff --git a/indra/newview/llviewershadermgr.cpp b/indra/newview/llviewershadermgr.cpp index fa8d43e0b2..36106752a2 100644 --- a/indra/newview/llviewershadermgr.cpp +++ b/indra/newview/llviewershadermgr.cpp @@ -118,6 +118,7 @@ LLGLSLShader gAvatarProgram; LLGLSLShader gAvatarWaterProgram; LLGLSLShader gAvatarEyeballProgram; LLGLSLShader gAvatarPickProgram; +LLGLSLShader gImpostorProgram; // WindLight shader handles LLGLSLShader gWLSkyProgram; @@ -186,6 +187,7 @@ LLViewerShaderMgr::LLViewerShaderMgr() : mShaderList.push_back(&gWaterProgram); mShaderList.push_back(&gAvatarEyeballProgram); mShaderList.push_back(&gObjectSimpleProgram); + mShaderList.push_back(&gImpostorProgram); mShaderList.push_back(&gObjectSimpleAlphaMaskProgram); mShaderList.push_back(&gObjectBumpProgram); mShaderList.push_back(&gUIProgram); @@ -638,6 +640,7 @@ void LLViewerShaderMgr::unloadShaders() gSolidColorProgram.unload(); gObjectSimpleProgram.unload(); + gImpostorProgram.unload(); gObjectSimpleAlphaMaskProgram.unload(); gObjectBumpProgram.unload(); gObjectSimpleWaterProgram.unload(); @@ -1678,6 +1681,7 @@ BOOL LLViewerShaderMgr::loadShadersObject() gObjectFullbrightShinyWaterProgram.unload(); gObjectShinyWaterProgram.unload(); gObjectSimpleProgram.unload(); + gImpostorProgram.unload(); gObjectSimpleAlphaMaskProgram.unload(); gObjectBumpProgram.unload(); gObjectSimpleWaterProgram.unload(); @@ -1874,6 +1878,17 @@ BOOL LLViewerShaderMgr::loadShadersObject() success = gObjectFullbrightShinyNonIndexedWaterProgram.createShader(NULL, &mShinyUniforms); } + if (success) + { + gImpostorProgram.mName = "Impostor Shader"; + gImpostorProgram.mFeatures.disableTextureIndex = true; + gImpostorProgram.mShaderFiles.clear(); + gImpostorProgram.mShaderFiles.push_back(make_pair("objects/impostorV.glsl", GL_VERTEX_SHADER_ARB)); + gImpostorProgram.mShaderFiles.push_back(make_pair("objects/impostorF.glsl", GL_FRAGMENT_SHADER_ARB)); + gImpostorProgram.mShaderLevel = mVertexShaderLevel[SHADER_OBJECT]; + success = gImpostorProgram.createShader(NULL, NULL); + } + if (success) { gObjectSimpleProgram.mName = "Simple Shader"; diff --git a/indra/newview/llviewershadermgr.h b/indra/newview/llviewershadermgr.h index 629ef32adb..d4040f11e1 100644 --- a/indra/newview/llviewershadermgr.h +++ b/indra/newview/llviewershadermgr.h @@ -351,6 +351,7 @@ extern LLGLSLShader gAvatarProgram; extern LLGLSLShader gAvatarWaterProgram; extern LLGLSLShader gAvatarEyeballProgram; extern LLGLSLShader gAvatarPickProgram; +extern LLGLSLShader gImpostorProgram; // WindLight shader handles extern LLGLSLShader gWLSkyProgram; 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