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#4323 fix for transparent meshes

master
Maxim Nikolenko 2025-07-04 20:37:29 +03:00 committed by GitHub
parent ecf220f1b8
commit b6343d4169
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GPG Key ID: B5690EEEBB952194
1 changed files with 4 additions and 2 deletions
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6
indra/newview/gltf/llgltfloader.cpp
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@ -86,6 +86,8 @@ static const glm::mat4 coord_system_rotationxy(
0.f, 0.f, 0.f, 1.f
);
static const S32 VERTICIES_LIMIT = USHRT_MAX - 2;
LLGLTFLoader::LLGLTFLoader(std::string filename,
S32 lod,
LLModelLoader::load_callback_t load_cb,
@ -889,7 +891,7 @@ bool LLGLTFLoader::populateModelFromMesh(LLModel* pModel, const LL::GLTF::Mesh&
mats[materialName] = impMat;
// Indices handling
if (faceVertices.size() >= USHRT_MAX)
if (faceVertices.size() >= VERTICIES_LIMIT)
{
// Will have to remap 32 bit indices into 16 bit indices
// For the sake of simplicity build vector of 32 bit indices first
@ -957,7 +959,7 @@ bool LLGLTFLoader::populateModelFromMesh(LLModel* pModel, const LL::GLTF::Mesh&
}
indices_16.push_back((U16)vert_index);
if (indices_16.size() % 3 == 0 && face_verts.size() >= 65532)
if (indices_16.size() % 3 == 0 && face_verts.size() >= VERTICIES_LIMIT - 1)
{
LLVolumeFace face;
face.fillFromLegacyData(face_verts, indices_16);