GetMeshUVSizeInfo ( UDynamicMesh* TargetMesh, int UVSetIndex, FGeometryScriptMeshSelection Select..., double& MeshArea, double& UVArea, FBox& MeshBounds, FBox2D& UVBounds, bool& bIsValidUVSet, bool& bFoundUnsetUVs, bool bOnlyIncludeValidUVTris, UGeometryScriptDebug* Debug )