oculus1

annotate src/camera.h @ 5:681046a82ed2

foo
author John Tsiombikas <nuclear@member.fsf.org>
date Sun, 15 Sep 2013 05:01:38 +0300
parents c7b50cd7184c
children b66b54a68dfd
rev   line source
nuclear@0 1 #ifndef CAMERA_H_
nuclear@0 2 #define CAMERA_H_
nuclear@0 3
nuclear@5 4 #include "vmath/vmath.h"
nuclear@5 5
nuclear@0 6 class Camera {
nuclear@5 7 protected:
nuclear@5 8 mutable struct {
nuclear@5 9 bool valid;
nuclear@5 10 Matrix4x4 mat;
nuclear@5 11 } mcache, mcache_inv;
nuclear@5 12
nuclear@5 13 virtual void calc_matrix(Matrix4x4 *mat) const = 0;
nuclear@5 14 virtual void calc_inv_matrix(Matrix4x4 *mat) const;
nuclear@5 15
nuclear@5 16 void inval_cache() { mcache.valid = mcache_inv.valid = false; }
nuclear@5 17 void set_glmat(const Matrix4x4 &m) const;
nuclear@5 18
nuclear@0 19 public:
nuclear@5 20 Camera();
nuclear@5 21 virtual ~Camera();
nuclear@5 22
nuclear@5 23 const Matrix4x4 &matrix() const;
nuclear@5 24 const Matrix4x4 &inv_matrix() const;
nuclear@5 25
nuclear@5 26 void use() const;
nuclear@5 27 void use_inverse() const;
nuclear@5 28
nuclear@5 29 // these do nothing, override to provide input handling
nuclear@5 30 virtual void input_move(float x, float y, float z);
nuclear@5 31 virtual void input_rotate(float x, float y, float z);
nuclear@5 32 virtual void input_zoom(float factor);
nuclear@0 33 };
nuclear@0 34
nuclear@5 35 class OrbitCamera : public Camera {
nuclear@5 36 private:
nuclear@5 37 float theta, phi, rad;
nuclear@5 38
nuclear@5 39 void calc_matrix(Matrix4x4 *mat) const;
nuclear@5 40 void calc_inv_matrix(Matrix4x4 *mat) const;
nuclear@5 41
nuclear@5 42 public:
nuclear@5 43 OrbitCamera();
nuclear@5 44 virtual ~OrbitCamera();
nuclear@5 45
nuclear@5 46 void input_rotate(float x, float y, float z);
nuclear@5 47 void input_zoom(float factor);
nuclear@5 48 };
nuclear@5 49
nuclear@5 50 class FlyCamera : public Camera {
nuclear@5 51 private:
nuclear@5 52 Vector3 pos;
nuclear@5 53 Quaternion rot;
nuclear@5 54
nuclear@5 55 void calc_matrix(Matrix4x4 *mat) const;
nuclear@5 56 //void calc_inv_matrix(Matrix4x4 *mat) const;
nuclear@5 57
nuclear@5 58 public:
nuclear@5 59 FlyCamera();
nuclear@5 60
nuclear@5 61 const Vector3 &get_position() const;
nuclear@5 62 const Quaternion &get_rotation() const;
nuclear@5 63
nuclear@5 64 void input_move(float x, float y, float z);
nuclear@5 65 void input_rotate(float x, float y, float z);
nuclear@5 66 };
nuclear@5 67
nuclear@5 68
nuclear@0 69 #endif // CAMERA_H_