Function surfacePathLength

source/MRMesh/MRSurfacePath.cpp:619–632

}

float surfacePathLength( const Mesh& mesh, const SurfacePath& surfacePath )
{
    if ( surfacePath.empty() )
        return 0.0f;
    float sum = 0.0f;
    auto prevPoint = mesh.edgePoint( surfacePath[0] );
    for ( int i = 1; i < surfacePath.size(); ++i )
    {
        auto curPoint = mesh.edgePoint( surfacePath[i] );
        sum += ( curPoint - prevPoint ).length();
        prevPoint = curPoint;
    }
    return sum;
}

float geodesicPathLength( const Mesh& mesh, const GeodesicPath& path )
{