89 lines
3.2 KiB
C
89 lines
3.2 KiB
C
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// Created by Иван Ильин on 12.01.2021.
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//
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#ifndef ENGINE_MATRIX4X4_H
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#define ENGINE_MATRIX4X4_H
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#include <array>
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#include "Point4D.h"
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class Matrix4x4 {
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private:
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std::array<std::array<double, 4>, 4> _arr_matrix{};
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public:
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Matrix4x4 () = default;
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Matrix4x4& operator=(const Matrix4x4& matrix4X4) = default;
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[[nodiscard]] const std::array<double, 4>& operator[] (int i) const;
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[[nodiscard]] std::array<double, 4>& operator[] (int i);
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[[nodiscard]] Matrix4x4 operator-() const;
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[[nodiscard]] Matrix4x4 operator+() const;
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// Boolean operations
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bool operator==(const Matrix4x4& matrix4X4) const;
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bool operator!=(const Matrix4x4& matrix4X4) const;
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// Operations with Matrix4x4
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[[nodiscard]] Matrix4x4 operator+(const Matrix4x4& matrix4X4) const;
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[[nodiscard]] Matrix4x4 operator-(const Matrix4x4& matrix4X4) const;
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[[nodiscard]] Matrix4x4 operator*(const Matrix4x4& matrix4X4) const;
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[[nodiscard]] Matrix4x4 operator/(const Matrix4x4& matrix4X4) const;
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Matrix4x4& operator+=(const Matrix4x4& matrix4X4);
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Matrix4x4& operator-=(const Matrix4x4& matrix4X4);
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Matrix4x4& operator*=(const Matrix4x4& matrix4X4);
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Matrix4x4& operator/=(const Matrix4x4& matrix4X4);
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// Operations with numbers
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[[nodiscard]] Matrix4x4 operator+(double number) const;
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[[nodiscard]] Matrix4x4 operator-(double number) const;
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[[nodiscard]] Matrix4x4 operator*(double number) const;
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[[nodiscard]] Matrix4x4 operator/(double number) const;
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Matrix4x4& operator+=(double number);
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Matrix4x4& operator-=(double number);
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Matrix4x4& operator*=(double number);
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Matrix4x4& operator/=(double number);
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// Operations with Point4D
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[[nodiscard]] Point4D operator*(const Point4D& point4D) const;
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// Other useful methods
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[[nodiscard]] double det3D();
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[[nodiscard]] Matrix4x4 inv3D();
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Matrix4x4& transpose();
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Matrix4x4& setIdentity();
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Matrix4x4& setOnes();
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Matrix4x4& setZero();
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Matrix4x4& setConstants(double value);
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[[nodiscard]] const std::array<std::array<double, 4>, 4> & data() const;
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[[nodiscard]] std::array<std::array<double, 4>, 4> & data();
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// Any useful matrix
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Matrix4x4 static Identity();
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Matrix4x4 static Zero();
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Matrix4x4 static Constant (double value);
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Matrix4x4 static Scale(double sx, double sy, double sz);
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Matrix4x4 static Scale(const Point4D& s);
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Matrix4x4 static Translation(double dx, double dy, double dz);
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Matrix4x4 static Translation(const Point4D& v);
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Matrix4x4 static Rotation(const Point4D& r);
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Matrix4x4 static RotationX (double rx);
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Matrix4x4 static RotationY (double ry);
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Matrix4x4 static RotationZ (double rz);
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Matrix4x4 static Rotation (double rx, double ry, double rz);
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Matrix4x4 static Rotation (Point4D v, double rv);
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Matrix4x4 static View(const Point4D& left, const Point4D& up, const Point4D& lookAt, const Point4D& eye);
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Matrix4x4 static ViewInverse(const Point4D& left, const Point4D& up, const Point4D& lookAt, const Point4D& eye);
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Matrix4x4 static Projection (double fov = 90.0, double aspect = 1.0, double ZNear = 1.0, double ZFar = 10.0);
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Matrix4x4 static ScreenSpace (int width, int height);
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};
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#endif //INC_3DZAVR_MATRIX4X4_H
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