QuadraticBSpline3d.hpp

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#pragma once
 
#include "QuadraticBSpline.hpp"
 
#include <array>
#include <cassert>
 
#include <Eigen/Dense>
 
namespace polyfem
{
    namespace basis
    {
        class QuadraticBSpline3d
        {
        public:
            QuadraticBSpline3d()
            {
            }
            QuadraticBSpline3d() {…}
 
            QuadraticBSpline3d(const std::array<double, 4> &knots_u, const std::array<double, 4> &knots_v, const std::array<double, 4> &knots_w)
                : spline_u_(knots_u), spline_v_(knots_v), spline_w_(knots_w)
            {
            }
            QuadraticBSpline3d(const std::array<double, 4> &knots_u, const std::array<double, 4> &knots_v, const std::array<double, 4> &knots_w) {…}
 
            void init(const std::array<double, 4> &knots_u, const std::array<double, 4> &knots_v, const std::array<double, 4> &knots_w);
 
            void interpolate(const Eigen::MatrixXd &ts, Eigen::MatrixXd &result) const;
            double interpolate(const double u, const double v, const double w) const;
 
            void derivative(const Eigen::MatrixXd &ts, Eigen::MatrixXd &result) const;
 
        private:
            QuadraticBSpline spline_u_;
            QuadraticBSpline spline_v_;
            QuadraticBSpline spline_w_;
        };
        class QuadraticBSpline3d {…};
    } // namespace basis
} // namespace polyfem