in src/fbx/materials/FbxMaterials.cpp [95:105]
const std::vector<std::string> FbxMaterialsAccess::GetUserProperties(const int polygonIndex) const {
if (mappingMode != FbxGeometryElement::eNone) {
const int materialNum =
indices->GetAt((mappingMode == FbxGeometryElement::eByPolygon) ? polygonIndex : 0);
if (materialNum < 0) {
return std::vector<std::string>();
}
return userProperties.at((unsigned long)materialNum);
}
return std::vector<std::string>();
}