Point2D.h

//
// Created by Neirokan on 09.05.2020
//

#ifndef PSEUDO3DENGINE_POINT2D_H
#define PSEUDO3DENGINE_POINT2D_H

struct Point2D
{
    double x;
    double y;

    Point2D();
    Point2D(double x, double y);

    Point2D operator+(const Point2D& point2D) const;
    Point2D operator-(const Point2D& point2D) const;
    Point2D operator*(double number) const;
    Point2D operator/(double number) const;

    Point2D& operator=(const Point2D& point2D);

    Point2D& operator+=(const Point2D& point2D);
    Point2D& operator-=(const Point2D& point2D);
    Point2D& operator*=(double number);
    Point2D& operator/=(double number);

    bool operator==(const Point2D& point2D);
    bool operator!=(const Point2D& point2D);
    bool operator<(const Point2D& point2D) const;

    // Returns dot product
    double operator*(const Point2D& point2D) const;
    // Returns cross product
    [[nodiscard]] double cross(const Point2D& point2D) const;
    // Returns dot product, but static
    static double dot(const Point2D& a, const Point2D& b);
    // Returns cross product, but static
    static double cross(const Point2D& a, const Point2D& b);
    // Returns normalized vector
    [[nodiscard]] Point2D normalize() const;
    // Returns squared vector length
    double sqrAbs() const;
    // Returns vector length
    [[nodiscard]] double abs() const;

    [[nodiscard]] double getAngle(const Point2D& b) const;
};

#endif //PSEUDO3DENGINE_POINT2D_H