Function getContourSizes

source/MRMesh/MR2DContoursTriangulation.cpp:133–139

per-contour vertex counts; lets the queue build the initial edge loops independently of coordinate dimension

// per-contour vertex counts; lets the queue build the initial edge loops independently of coordinate dimension
static std::vector<int> getContourSizes( const Contours2f& contours )
{
    std::vector<int> sizes( contours.size() );
    for ( int i = 0; i < int( contours.size() ); ++i )
        sizes[i] = int( contours[i].size() );
    return sizes;
}

// map an input vertex (its index within the concatenated hole loops) back to its source mesh VertId;
// mirrors the walk in mergeSamePoints_