FirstPersonCamera.h

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#pragma once
#include "Camera.h"

namespace Fling 
{
    class FirstPersonCamera : public Camera
    {
        public:
            FirstPersonCamera(float aspectRatio, float t_MoveSpeed = 10.0f, float t_RotSpeed = 40.f);

            FirstPersonCamera(
                glm::vec3 position, 
                glm::vec3 rotation, 
                float speed, 
                float aspectRatio);

            FirstPersonCamera(
                glm::vec3 front, glm::vec3 up,
                glm::vec3 position, glm::vec3 rotation,
                float speed,
                float nearPlane, float farPlane,
                float fov, float aspectRatio);
            
            void Update(float dt) override;

            float GetRotationSpeed() const { return m_RotationSpeed; }
            void SetRotationSpeed(float t_NewSpeed) { m_RotationSpeed = t_NewSpeed; }

            bool IsRotating() const { return m_IsRotating; }

        private:
            glm::vec3 m_front;
            glm::vec3 m_up;
            glm::vec3 m_right;
            glm::vec3 m_worldUp;
            glm::vec3 m_worldFront = { 0.f, 0.f, -1.0 };

            float m_RotationSpeed = 20.0f;
            bool m_IsRotating = false;

            const float MAX_PITCH = (glm::pi<float>() / 2.0f) - .017f; //subtract one degrees for gimbal lock
            MousePos m_PrevMousePos;

            void UpdateViewMatrix();
            void UpdateProjectionMatrix();
            void UpdateCameraVectors();
    };
}