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source: orxonox.OLD/orxonox/branches/particle_system/src/camera.h @ 3791

Last change on this file since 3791 was 3365, checked in by bensch, 20 years ago

orxonox/trunk: merged branches/parenting back to the.
merged with command:
svn merge branches/parenting trunk -r 3247:HEAD
resolved all conflicts in favor of parenting.

File size: 1.4 KB
Line 
1/*!
2    \file camera.h
3    \brief Viewpoint controlling class definitions
4*/ 
5
6#ifndef _CAMERA_H
7#define _CAMERA_H
8
9#include "stdincl.h"
10#include "world_entity.h"
11
12
13class World;
14
15//! Camera
16/**
17   This class controls the viewpoint from which the World is rendered. To use the
18   Camera it has to be bound to a WorldEntity which serves as the reference focus
19   point. The Camera itself calls the WorldEntity::get_lookat() and
20   World::calc_camera_pos() functions to calculate the position it currently should
21   be in.
22*/
23
24enum CAMERA_MODE {NORMAL, SMOTH_FOLLOW, STICKY, ELLIPTICAL};
25
26class Camera : public WorldEntity {
27 private:
28  WorldEntity* bound;           //!< the WorldEntity the Camera is bound to
29  World* world;
30 
31  /* physical system - not needed yet */
32  float m; //!< mass
33  Vector *fs; //!< seil-kraft
34  Vector *a;  //!< acceleration
35  Vector *v;  //!< velocity
36 
37  /* elliptical camera mode variables */
38  float cameraOffset;
39  float cameraOffsetZ;
40  float deltaTime;
41  float t;
42  Vector r;
43  float rAbs;
44  float ka;
45  float a0;
46
47  Quaternion *from;
48  Quaternion *to;
49  Quaternion *res;
50 
51 
52  CAMERA_MODE cameraMode; //!< saves the camera mode: how the camera follows the entity
53 
54  void updateDesiredPlace ();
55 
56 public:
57  Camera (World* world);
58  ~Camera ();
59 
60  void timeSlice (Uint32 deltaT);
61  void apply ();
62  void bind (WorldEntity* entity);
63  void destroy();
64
65  void setWorld(World* world); 
66
67};
68
69#endif /* _CAMERA_H */
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