scale()

Region MayaFlux::Kakshya::Region::scale ( const std::vector< double > &  factors ) const

inline

Scale the region about its center by the given factors.

Parameters

factors

Scaling factors for each dimension.

Returns

A new scaled Region.

Definition at line 392 of file Region.hpp.

    {
        Region result = *this;
        for (size_t i = 0; i < std::min<size_t>(factors.size(), start_coordinates.size()); i++) {
            uint64_t center = (start_coordinates[i] + end_coordinates[i]) / 2;
            uint64_t half_span = get_span(i) / 2;
            auto new_half_span = static_cast<uint64_t>((double)half_span * factors[i]);
 
            result.start_coordinates[i] = center - new_half_span;
            result.end_coordinates[i] = center + new_half_span;
        }
        return result;
    }

References end_coordinates, and start_coordinates.