SpicyRaymarcher/Camera.h at master · VigneshwarJ/SpicyRaymarcher · GitHub

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#pragma once
#include <DirectXMath.h>
#include <Windows.h>

#include "Transform.h"

class Camera
{
public:
	Camera(float x, float y, float z, float moveSpeed, float mouseLookSpeed, float aspectRatio);
	~Camera();

	// Updating
	void Update(float dt);
	void UpdateViewMatrix();
	void UpdateProjectionMatrix(float aspectRatio);

	// Getters
	DirectX::XMFLOAT4X4 GetView() { return viewMatrix; }
	DirectX::XMFLOAT4X4 GetProjection() { return projMatrix; }
	void CalculateFrustumCorners();
	//https://stackoverflow.com/questions/21467225/how-do-you-determine-the-view-up-vector

	DirectX::XMVECTOR GetForward() const noexcept;
	DirectX::XMVECTOR GetDirection()  noexcept;
	DirectX::XMVECTOR GetRight() const noexcept;


	DirectX::XMVECTOR GetUp() const noexcept;


	Transform* GetTransform();
	DirectX::XMFLOAT3 m_FrustumCorners[4];

private:
	// Camera matrices
	DirectX::XMFLOAT4X4 viewMatrix;
	DirectX::XMFLOAT4X4 projMatrix;
	DirectX::XMVECTOR direction;
	//XMVECTOR up;
	float m_AspectRatio = 16 / 9.0f;
	Transform transform;
	float movementSpeed;
	float mouseLookSpeed;
};