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Skip degenerate triangles targeted by shape keys

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ackwell 2024-01-30 21:39:12 +11:00 • committed by Ottermandias
parent c1cdb28bb5
commit 1cee1c24ec
1 changed files with 10 additions and 2 deletions
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12
Penumbra/Import/Models/Export/MeshExporter.cs
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@ -214,10 +214,18 @@ public class MeshExporter
var morphBuilder = meshBuilder.UseMorphTarget(shapeNames.Count); var morphBuilder = meshBuilder.UseMorphTarget(shapeNames.Count);
shapeNames.Add(shape.ShapeName); shapeNames.Add(shape.ShapeName);
foreach (var shapeValue in shapeValues) foreach (var (shapeValue, shapeValueIndex) in shapeValues.WithIndex())
{ {
var gltfIndex = gltfIndices[shapeValue.BaseIndicesIndex - indexBase];
if (gltfIndex == -1)
{
_notifier.Warning($"{name}: Shape {shape.ShapeName} mapping {shapeValueIndex} targets a degenerate triangle, ignoring.");
continue;
}
morphBuilder.SetVertex( morphBuilder.SetVertex(
primitiveVertices[gltfIndices[shapeValue.BaseIndicesIndex - indexBase]].GetGeometry(), primitiveVertices[gltfIndex].GetGeometry(),
vertices[shapeValue.ReplacingVertexIndex].GetGeometry() vertices[shapeValue.ReplacingVertexIndex].GetGeometry()
); );
} }