Program Listing for File polar2d.cpp

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#include <memory>
#include <tuw_geometry/polar2d.hpp>

using namespace tuw;

Polar2D::Polar2D()
: Point2D(0, 0) {}
Polar2D::Polar2D(const Point2D & p)
: Point2D(atan2(p.y(), p.x()), sqrt(p.x() * p.x() + p.y() * p.y()), 1)
{
}
Polar2D::Polar2D(double alpha, double rho)
: Point2D(alpha, rho) {}
Polar2D::Polar2D(double alpha, double rho, double h)
: Point2D(alpha, rho, h) {}

const double & Polar2D::alpha() const {return x();}
double & Polar2D::alpha() {return x();}
const double & Polar2D::rho() const {return y();}
double & Polar2D::rho() {return y();}
Point2D Polar2D::point() const {return Point2D(cos(alpha()) * rho(), sin(alpha()) * rho());}