create_scaling_matrix()

Eigen::MatrixXd MayaFlux::Yantra::create_scaling_matrix

(

const std::vector< double > &

scale_factors

)

Definition at line 41 of file MatrixHelper.cpp.

{
    if (scale_factors.empty()) {
        return Eigen::MatrixXd::Identity(1, 1);
    }
 
    Eigen::MatrixXd scaling = Eigen::MatrixXd::Zero(scale_factors.size(), scale_factors.size());
 
    auto indices = std::views::iota(size_t { 0 }, scale_factors.size());
    std::ranges::for_each(indices, [&](size_t i) {
        scaling(i, i) = scale_factors[i];
    });
 
    return scaling;
}