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#ifndef ENGINE_CAMERA_H
#define ENGINE_CAMERA_H
#include <GL/glew.h>
#include <glm/glm.hpp>
enum camera_move {
FORWARD,
BACKWARD,
LEFT,
RIGHT
};
const GLfloat
init_yaw = -90.0f,
init_pitch = 0.0f,
init_speed = 2.5f,
init_sensitivity = 0.25f,
init_fov = glm::radians(45.0f);
class Camera {
glm::vec3 position;
glm::vec3 front;
glm::vec3 up;
glm::vec3 right;
glm::vec3 world_up;
GLfloat yaw; // around x
GLfloat pitch; // around y
GLfloat move_speed;
GLfloat mouse_sensitivity;
GLfloat fov;
public:
Camera(glm::vec3 a_pos = glm::vec3(0.0f, 0.0f, 5.0f),
glm::vec3 a_front = glm::vec3(0.0f, 0.0f, -1.0f),
glm::vec3 a_up = glm::vec3(0.0f, 1.0f, 0.0f),
GLfloat a_yaw = init_yaw, GLfloat a_pitch = init_pitch);
glm::mat4 GetProjViewMatrix(int w_width, int w_height);
glm::mat4 GetSkyboxMatrix(int w_width, int w_height);
void Movement(camera_move direction, GLfloat deltaTime);
void View(GLfloat delta_x, GLfloat delta_y);
void Fov(GLfloat delta_y);
private:
void UpdateVectors();
};
#endif /* ENGINE_CAMERA_H */
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