Seele/src/Engine/Math/Transform.h

#pragma once
#include "Math/Matrix.h"
#include "Math/Vector.h"


namespace Seele {
namespace Math {
class Transform {
  public:
    Transform();
    Transform(const Transform& other);
    Transform(Transform&& other);
    explicit Transform(Vector position);
    Transform(Vector position, Quaternion rotation);
    Transform(Vector position, Quaternion rotation, Vector scale);
    Transform(Quaternion rotation, Vector scale);
    ~Transform();
    Matrix4 toMatrix() const;
    Vector transformPosition(const Vector& v) const;

    Vector getPosition() const;
    Quaternion getRotation() const;
    Vector getScale() const;

    void setPosition(Vector pos);
    void setRotation(Quaternion quat);
    void setScale(Vector scale);

    Vector getForward() const;
    Vector getRight() const;
    Vector getUp() const;

    constexpr static Vector FORWARD = Vector(0, 0, 1);
    constexpr static Vector RIGHT = Vector(-1, 0, 0);
    constexpr static Vector UP = Vector(0, 1, 0);

    bool equals(const Transform& other, float tolerance = 0.000000001f);
    static void multiply(Transform* outTransform, const Transform* a, const Transform* b);
    static void add(Transform* outTransform, const Transform* a, const Transform* b);

    Transform& operator=(const Transform& other);
    Transform& operator=(Transform&& other);
    Transform operator+(const Transform& other) const;
    Transform operator*(const Transform& other) const;

  private:
    Vector4 position;
    Quaternion rotation;
    Vector4 scale;
};
} // namespace Math
} // namespace Seele