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FBX2glTF
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Fix skinning edge case. 

A mesh with a single (skinning) deformer which had zero clusters would
erroneously register as skinned, leading GetRoodNode() to an assertion
failure. Fixed.
This commit is contained in:
Par Winzell 2018-04-08 17:54:42 -07:00
parent cb76a49b82
commit 68983ad0d0
1 changed files with 4 additions and 2 deletions
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6
src/Fbx2Raw.cpp
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@ -401,12 +401,14 @@ public:
for (int deformerIndex = 0; deformerIndex < pMesh->GetDeformerCount(); deformerIndex++) {
FbxSkin *skin = reinterpret_cast< FbxSkin * >( pMesh->GetDeformer(deformerIndex, FbxDeformer::eSkin));
if (skin != nullptr) {
const int clusterCount = skin->GetClusterCount();
if (clusterCount == 0) {
continue;
}
int controlPointCount = pMesh->GetControlPointsCount();
vertexJointIndices.resize(controlPointCount, Vec4i(0, 0, 0, 0));
vertexJointWeights.resize(controlPointCount, Vec4f(0.0f, 0.0f, 0.0f, 0.0f));
const int clusterCount = skin->GetClusterCount();
for (int clusterIndex = 0; clusterIndex < clusterCount; clusterIndex++) {
FbxCluster *cluster = skin->GetCluster(clusterIndex);
const int indexCount = cluster->GetControlPointIndicesCount();