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| author | Erik Kundiman <erik@megapahit.org> | 2024-11-13 12:12:49 +0800 |
|---|---|---|
| committer | Erik Kundiman <erik@megapahit.org> | 2024-11-13 12:12:49 +0800 |
| commit | 4ffc623e0fbb3e8a8559d7d833d70cb759ff8ebc (patch) | |
| tree | b699a71b4439219b78055edebe0165cf4f37ff0c /indra/newview/llvovolume.cpp | |
| parent | 362d0668a5927a34856233266bc6559889a4b6ac (diff) | |
| parent | c654dac4b7593355a5754042d0b43e03924b3efb (diff) | |
Merge remote-tracking branch 'secondlife/release/2024.09-ExtraFPS' into 2024.09-ExtraFPS
Diffstat (limited to 'indra/newview/llvovolume.cpp')
| -rw-r--r-- | indra/newview/llvovolume.cpp | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/indra/newview/llvovolume.cpp b/indra/newview/llvovolume.cpp index c0df34d3ac..5d5c7f9aae 100644 --- a/indra/newview/llvovolume.cpp +++ b/indra/newview/llvovolume.cpp @@ -5861,7 +5861,23 @@ void LLVolumeGeometryManager::rebuildGeom(LLSpatialGroup* group) { if (gltf_mat != nullptr) { - add_face(sPbrFaces, pbr_count, facep); + // In theory, we should never actually get here with alpha blending. + // How this is supposed to work is we check if the surface is alpha blended, and we assign it to the + // alpha draw pool. For rigged meshes, this apparently may not happen consistently. For now, just + // discard it here if the alpha is 0 (fully transparent) to achieve parity with blinn-phong materials in + // function. + bool should_render = true; + if (gltf_mat->mAlphaMode == LLGLTFMaterial::ALPHA_MODE_BLEND) + { + if (gltf_mat->mBaseColor.mV[3] == 0.0f) + { + should_render = false; + } + } + if (should_render) + { + add_face(sPbrFaces, pbr_count, facep); + } } else { |