56 lines
1.5 KiB
C++
56 lines
1.5 KiB
C++
#ifndef __CAMERA_H__
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#define __CAMERA_H__
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#include "util/Common.h"
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// Defines several possible options for camera movement. Used as abstraction to stay away from window-system specific input methods
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enum Camera_Movement {
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FORWARD,
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BACKWARD,
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LEFT,
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RIGHT
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};
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// Default camera values
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const GLfloat YAW = -90.0f;
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const GLfloat PITCH = 0.0f;
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const GLfloat ROLL = 0.0f;
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const GLfloat SPEED = 3.0f;
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const GLfloat SENSITIVTY = 0.25f;
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const GLfloat ZOOM = 45.0f;
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class Camera
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{
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public:
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Camera(glm::vec3 position = glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3 up = glm::vec3(0.0f, 1.0f, 0.0f), GLfloat yaw = YAW, GLfloat pitch = PITCH, GLfloat roll = ROLL);
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Camera(GLfloat posX, GLfloat posY, GLfloat posZ, GLfloat upX, GLfloat upY, GLfloat upZ, GLfloat yaw, GLfloat pitch, GLfloat roll);
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~Camera();
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glm::mat4 getViewMatrix();
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glm::vec3 getPosition() const { return m_position; }
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void ProcessKeyboard(Camera_Movement direction, GLfloat deltaTime);
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void ProcessMouseMovement(GLfloat xoffset, GLfloat yoffset, GLboolean constrainPitch);
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void ProcessMouseScroll(GLfloat yoffset);
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GLfloat getFOV() const { return m_zoom; }
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private:
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glm::vec3 m_position;
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glm::vec3 m_front;
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glm::vec3 m_up;
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glm::vec3 m_right;
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glm::vec3 m_worldUp;
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// Eular Angles
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GLfloat m_yaw;
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GLfloat m_pitch;
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GLfloat m_roll;
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// Camera options
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GLfloat m_movementSpeed;
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GLfloat m_mouseSensitivity;
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GLfloat m_zoom;
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void updateCameraVectors();
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};
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#endif // __CAMERA_H__
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