Method sharedEdge

source/MRMesh/MRMeshTopology.cpp:889–896

}

EdgeId MeshTopology::sharedEdge( FaceId l, FaceId r ) const
{
    assert( l && r && l != r );
    for ( auto e : leftRing( *this, l ) )
        if ( right( e ) == r )
            return e;
    return {};
}

EdgeId MeshTopology::sharedVertInOrg( EdgeId a, EdgeId b ) const
{