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-rw-r--r--indra/newview/llviewershadermgr.cpp47
-rw-r--r--indra/newview/llvovolume.cpp6
2 files changed, 9 insertions, 44 deletions
diff --git a/indra/newview/llviewershadermgr.cpp b/indra/newview/llviewershadermgr.cpp
index 718ed9e666..a70c94ab89 100644
--- a/indra/newview/llviewershadermgr.cpp
+++ b/indra/newview/llviewershadermgr.cpp
@@ -440,16 +440,9 @@ void LLViewerShaderMgr::setShaders()
}
static LLCachedControl<U32> max_texture_index(gSavedSettings, "RenderMaxTextureIndex", 16);
- LLGLSLShader::sIndexedTextureChannels = llmax(llmin(gGLManager.mNumTextureImageUnits, (S32) max_texture_index), 1);
-
- //NEVER use more than 16 texture channels (work around for prevalent driver bug)
- LLGLSLShader::sIndexedTextureChannels = llmin(LLGLSLShader::sIndexedTextureChannels, 16);
-
- if (gGLManager.mGLSLVersionMajor < 1 ||
- (gGLManager.mGLSLVersionMajor == 1 && gGLManager.mGLSLVersionMinor <= 20))
- { //NEVER use indexed texture rendering when GLSL version is 1.20 or earlier
- LLGLSLShader::sIndexedTextureChannels = 1;
- }
+
+ // when using indexed texture rendering, leave 8 texture units available for shadow and reflection maps
+ LLGLSLShader::sIndexedTextureChannels = llmax(llmin(gGLManager.mNumTextureImageUnits-8, (S32) max_texture_index), 1);
reentrance = true;
@@ -899,7 +892,7 @@ std::string LLViewerShaderMgr::loadBasicShaders()
if (gGLManager.mGLSLVersionMajor > 1 || gGLManager.mGLSLVersionMinor >= 30)
{ //use indexed texture rendering for GLSL >= 1.30
- ch = llmax(LLGLSLShader::sIndexedTextureChannels-1, 1);
+ ch = llmax(LLGLSLShader::sIndexedTextureChannels, 1);
}
bool has_reflection_probes = gSavedSettings.getS32("RenderReflectionProbeDetail") >= 0 && gGLManager.mGLVersion > 3.99f;
@@ -1939,15 +1932,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
shader->mFeatures.hasShadows = use_sun_shadow;
shader->mFeatures.hasReflectionProbes = true;
shader->mFeatures.hasWaterFog = true;
-
- if (mShaderLevel[SHADER_DEFERRED] < 1)
- {
- shader->mFeatures.mIndexedTextureChannels = LLGLSLShader::sIndexedTextureChannels;
- }
- else
- { //shave off some texture units for shadow maps
- shader->mFeatures.mIndexedTextureChannels = llmax(LLGLSLShader::sIndexedTextureChannels - 6, 1);
- }
+ shader->mFeatures.mIndexedTextureChannels = LLGLSLShader::sIndexedTextureChannels;
shader->mShaderFiles.clear();
shader->mShaderFiles.push_back(make_pair("deferred/alphaV.glsl", GL_VERTEX_SHADER));
@@ -2016,15 +2001,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
shader->mFeatures.encodesNormal = true;
shader->mFeatures.hasShadows = use_sun_shadow;
shader->mFeatures.hasReflectionProbes = true;
-
- if (mShaderLevel[SHADER_DEFERRED] < 1)
- {
- shader->mFeatures.mIndexedTextureChannels = LLGLSLShader::sIndexedTextureChannels;
- }
- else
- { //shave off some texture units for shadow maps
- shader->mFeatures.mIndexedTextureChannels = llmax(LLGLSLShader::sIndexedTextureChannels - 6, 1);
- }
+ shader->mFeatures.mIndexedTextureChannels = LLGLSLShader::sIndexedTextureChannels;
shader->mShaderFiles.clear();
shader->mShaderFiles.push_back(make_pair("deferred/alphaV.glsl", GL_VERTEX_SHADER));
@@ -2088,15 +2065,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
shader[i]->mFeatures.hasTransport = true;
shader[i]->mFeatures.hasShadows = use_sun_shadow;
shader[i]->mFeatures.hasReflectionProbes = true;
-
- if (mShaderLevel[SHADER_DEFERRED] < 1)
- {
- shader[i]->mFeatures.mIndexedTextureChannels = LLGLSLShader::sIndexedTextureChannels;
- }
- else
- { //shave off some texture units for shadow maps
- shader[i]->mFeatures.mIndexedTextureChannels = llmax(LLGLSLShader::sIndexedTextureChannels - 6, 1);
- }
+ shader[i]->mFeatures.mIndexedTextureChannels = LLGLSLShader::sIndexedTextureChannels;
shader[i]->mShaderGroup = LLGLSLShader::SG_WATER;
shader[i]->mShaderFiles.clear();
shader[i]->mShaderFiles.push_back(make_pair("deferred/alphaV.glsl", GL_VERTEX_SHADER));
@@ -2250,7 +2219,7 @@ BOOL LLViewerShaderMgr::loadShadersDeferred()
gDeferredFullbrightShinyProgram.mFeatures.hasGamma = true;
gDeferredFullbrightShinyProgram.mFeatures.hasTransport = true;
gDeferredFullbrightShinyProgram.mFeatures.hasSrgb = true;
- gDeferredFullbrightShinyProgram.mFeatures.mIndexedTextureChannels = LLGLSLShader::sIndexedTextureChannels-2;
+ gDeferredFullbrightShinyProgram.mFeatures.mIndexedTextureChannels = LLGLSLShader::sIndexedTextureChannels;
gDeferredFullbrightShinyProgram.mShaderFiles.clear();
gDeferredFullbrightShinyProgram.mShaderFiles.push_back(make_pair("deferred/fullbrightShinyV.glsl", GL_VERTEX_SHADER));
gDeferredFullbrightShinyProgram.mShaderFiles.push_back(make_pair("deferred/fullbrightShinyF.glsl", GL_FRAGMENT_SHADER));
diff --git a/indra/newview/llvovolume.cpp b/indra/newview/llvovolume.cpp
index bbe6814ce1..2a06331b63 100644
--- a/indra/newview/llvovolume.cpp
+++ b/indra/newview/llvovolume.cpp
@@ -6464,11 +6464,7 @@ U32 LLVolumeGeometryManager::genDrawInfo(LLSpatialGroup* group, U32 mask, LLFace
buffer_index = -1;
}
- static LLCachedControl<U32> max_texture_index(gSavedSettings, "RenderMaxTextureIndex", 16);
- texture_index_channels = llmin(texture_index_channels, (S32) max_texture_index);
-
- //NEVER use more than 16 texture index channels (workaround for prevalent driver bug)
- texture_index_channels = llmin(texture_index_channels, 16);
+ texture_index_channels = LLGLSLShader::sIndexedTextureChannels;
bool flexi = false;