Function pseudonormal

source/MRMesh/MRMeshMath.cpp:510–527

}

Vector3f pseudonormal( const MeshTopology & topology, const VertCoords & points, VertId v, const FaceBitSet * region )
{
    Vector3f sum;
    for ( EdgeId e : orgRing( topology, v ) )
    {
        const auto l = topology.left( e );
        if ( l && ( !region || region->test( l ) ) )
        {
            auto d0 = edgeVector( topology, points, e );
            auto d1 = edgeVector( topology, points, topology.next( e ) );
            auto angle = MR::angle( d0, d1 );
            auto n = cross( d0, d1 );
            sum += angle * n.normalized();
        }
    }

    return sum.normalized();
}

Vector3f pseudonormal( const MeshTopology & topology, const VertCoords & points, UndirectedEdgeId ue, const FaceBitSet * region )
{