Returns the normal vectors as an array of Vector 3D objects. There is one normal vector for each index.
# Get the value of the property.propertyValue = polygonMesh_var.normalVectors
#include <Fusion/MeshData/PolygonMesh.h>// Get the value of the property.std::vector<Ptr<Vector3D>> propertyValue = polygonMesh_var->normalVectors();