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authorDave Parks <davep@lindenlab.com>2023-02-09 17:00:36 -0600
committerDave Parks <davep@lindenlab.com>2023-02-09 17:00:36 -0600
commit577f6a46f02ecfa4efabc0b379e44e4f53a0b391 (patch)
tree6c55da64e3276ae5cfb3ea78e54b906d90234993 /indra/newview/llfetchedgltfmaterial.cpp
parent95de63eaa3bab44dc435d1448d0732d6ffe13544 (diff)
SL-19181 Modulate "glow" by PBR emissive.
Diffstat (limited to 'indra/newview/llfetchedgltfmaterial.cpp')
-rw-r--r--indra/newview/llfetchedgltfmaterial.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/indra/newview/llfetchedgltfmaterial.cpp b/indra/newview/llfetchedgltfmaterial.cpp
index 003b373e50..f3583daa0a 100644
--- a/indra/newview/llfetchedgltfmaterial.cpp
+++ b/indra/newview/llfetchedgltfmaterial.cpp
@@ -60,7 +60,9 @@ void LLFetchedGLTFMaterial::bind(LLViewerTexture* media_tex)
if (mAlphaMode == LLGLTFMaterial::ALPHA_MODE_MASK)
{
- min_alpha = mAlphaCutoff;
+ // dividing the alpha cutoff by transparency here allows the shader to compare against
+ // the alpha value of the texture without needing the transparency value
+ min_alpha = mAlphaCutoff/mBaseColor.mV[3];
}
shader->uniform1f(LLShaderMgr::MINIMUM_ALPHA, min_alpha);