shooter/engine/math/Plane.h

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//
// Created by Иван Ильин on 19.01.2021.
//
#ifndef ENGINE_PLANE_H
#define ENGINE_PLANE_H
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#include "Vec4D.h"
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#include "../Triangle.h"
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class Plane final {
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private:
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const Vec3D _normal;
const Vec3D _point;
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public:
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Plane() = delete;
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Plane(const Plane &plane) = default;
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// You can define plane by defining the points in 3D space
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explicit Plane(const Triangle &tri);
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// Or by defining normal vector and one val laying on the plane
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Plane(const Vec3D &N, const Vec3D &P);
[[nodiscard]] double distance(const Vec3D &point4D) const;
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// Vec4D in space where line ('start' to 'end') intersects plain with normal vector '_n' and val '_p' lays on the plane
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[[nodiscard]] std::pair<Vec3D, double> intersection(const Vec3D &start, const Vec3D &end) const;
[[nodiscard]] std::vector<Triangle> clip(const Triangle &tri) const;
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[[nodiscard]] Vec3D N() const { return _normal; }
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[[nodiscard]] Vec3D P() const { return _point; }
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};
#endif //INC_3DZAVR_PLANE_H