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source: orxonox.OLD/trunk/src/world_entities/camera.h @ 8156

Last change on this file since 8156 was 7347, checked in by bensch, 19 years ago

orxonox/trunk: some more stuff (now one can play around with them using the Shell →
GameWorld Urban Playmode …. Vertical/Full3D/Horizontal

File size: 2.6 KB
RevLine 
[4592]1/*!
[5005]2 * @file camera.h
3 * Viewpoint controlling class definitions
[4592]4*/
[2068]5
[3224]6#ifndef _CAMERA_H
7#define _CAMERA_H
[2068]8
[3635]9#include "p_node.h"
[4414]10#include "event_listener.h"
[7009]11#include "plane.h"
[2100]12
[2636]13class World;
[3635]14class CameraTarget;
[4414]15class Event;
[2100]16
[3635]17
[2096]18//! Camera
19/**
[5005]20 * This class controls the viewpoint from which the World is rendered.
[2096]21*/
[4414]22class Camera : public PNode, public EventListener
[3635]23{
[7347]24public:
25  //! an enumerator for different types of view
26  typedef enum ViewMode
27  {
28    ViewNormal,
29    ViewBehind,
30    ViewFront,
31    ViewLeft,
32    ViewRight,
33    ViewTop
34  };
35
[4746]36  Camera();
37  virtual ~Camera();
[3635]38
39  void lookAt(PNode* target);
[7014]40  CameraTarget* getTarget() const { return this->target; };
41  PNode* getTargetNode() const;
[3636]42
43  void setAspectRatio(float aspectRatio);
44  void setClipRegion(float nearClip, float farClip);
45
[7173]46  /** @param fovy new field of view factor (in degrees) */
47  void setFovy(float fovy) { this->fovy = fovy; };
48  /** @param fovy new field of view factor (in degrees) to iterate to */
49  void setToFovy(float toFovy) { this->toFovy = toFovy; };
50
[7347]51  void setViewMode(Camera::ViewMode mode);
[7009]52  inline const Vector& getViewVector() const { return this->viewVector; }
53  inline const Vector& getUpVector() const { return this->upVector; }
54  inline const Plane& getViewFrustum() const { return this->frustumPlane; }
55
[7013]56  inline float distance(const Vector& distance) const { return this->frustumPlane.distancePoint(distance); }
57  inline float distance(const PNode* node) const { return distance(node->getAbsCoor()); }
[7009]58
[3639]59  void tick(float dt);
[4746]60  void apply ();
[7108]61  void project();
[4414]62
63  void process(const Event &event);
[4490]64
[7347]65private:
[4490]66  CameraTarget*     target;          //!< The Target of the Camera (where this Camera Looks at)
67
68  float             fovy;            //!< The field of view Angle (in degrees).
69  float             aspectRatio;     //!< The aspect ratio (width / height).
70  float             nearClip;        //!< The near clipping plane.
71  float             farClip;         //!< The far clipping plane.
72
[4986]73  float             toFovy;          //!< The fovy-mode to iterate to.
[7347]74  Camera::ViewMode  currentMode;     //!< The ViewMode the camera is in
[6999]75
76  Vector            delay;
[7009]77  Plane             frustumPlane;    //!< plane that marks the view frustum
78  Vector            viewVector;      //!< the direction of the camera view
79  Vector            upVector;        //!< direction of the up vector
[3635]80};
[2068]81
[3635]82//! A CameraTarget is where the Camera is looking at.
[4592]83class CameraTarget : public PNode
[3635]84{
[3636]85  friend class Camera;             //! The CameraTarget is a friend of Camera. noone else needs a CameraTarget, so noone else can create it.
[4592]86
[7347]87private:
[4746]88  CameraTarget();
[4592]89
[7347]90public:
[3635]91};
[2068]92
93
[3224]94#endif /* _CAMERA_H */
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