52 lines
1.5 KiB
C
52 lines
1.5 KiB
C
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//
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// Created by Иван Ильин on 09.10.2021.
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//
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#ifndef SHOOTER_VEC3D_H
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#define SHOOTER_VEC3D_H
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#include <array>
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#include "Point4D.h"
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class Vec3D {
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private:
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std::array<double, 3> _arr_point{};
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public:
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Vec3D () = default;
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Vec3D (const Vec3D& vec);
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explicit Vec3D (const Point4D& vec);
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explicit Vec3D (double x, double y = 0.0, double z = 0.0);
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Vec3D& operator=(const Vec3D&) = delete;
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[[nodiscard]] double x() const { return _arr_point[0]; }
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[[nodiscard]] double y() const { return _arr_point[1]; }
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[[nodiscard]] double z() const { return _arr_point[2]; }
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[[nodiscard]] Vec3D operator-() const;
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// Boolean operations
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bool operator==(const Vec3D& vec) const;
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bool operator!=(const Vec3D& vec) const;
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// Operations with Point4D
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[[nodiscard]] Vec3D operator+(const Vec3D& vec) const;
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[[nodiscard]] Vec3D operator-(const Vec3D& vec) const;
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[[nodiscard]] double dot(const Vec3D& vec) const; // Returns dot product
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[[nodiscard]] Vec3D cross(const Vec3D& vec) const; // Returns cross product
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// Operations with numbers
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[[nodiscard]] Vec3D operator*(double number) const;
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[[nodiscard]] Vec3D operator/(double number) const;
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// Other useful methods
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[[nodiscard]] double sqrAbs() const; // Returns squared vector length
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[[nodiscard]] double abs() const; // Returns vector length
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[[nodiscard]] Vec3D normalized() const; // Returns normalized vector without changing
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[[nodiscard]] Point4D makePoint4D() const;
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};
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#endif //SHOOTER_VEC3D_H
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