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CameraView.h
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1 /* Project nGenEx
2  Destroyer Studios LLC
3  Copyright © 1997-2004. All Rights Reserved.
4 
5  SUBSYSTEM: nGenEx.lib
6  FILE: CameraView.h
7  AUTHOR: John DiCamillo
8 
9 
10  OVERVIEW
11  ========
12  3D Projection Camera View class
13 */
14 
15 #ifndef CameraView_h
16 #define CameraView_h
17 
18 #include "Types.h"
19 #include "View.h"
20 #include "Camera.h"
21 #include "Projector.h"
22 #include "Video.h"
23 #include "List.h"
24 
25 // +--------------------------------------------------------------------+
26 
27 class Video;
28 class Scene;
29 class Bitmap;
30 
31 class Graphic;
32 
33 // +--------------------------------------------------------------------+
34 
35 class CameraView : public View
36 {
37 public:
38  static const char* TYPENAME() { return "CameraView"; }
39 
40  CameraView(Window* c, Camera* cam, Scene* s);
41  virtual ~CameraView();
42 
43  // Operations:
44  virtual void Refresh();
45  virtual void OnWindowMove();
46  virtual void UseCamera(Camera* cam);
47  virtual void UseScene(Scene* scene);
48  virtual void LensFlareElements(Bitmap* halo, Bitmap* e1=0, Bitmap* e2=0, Bitmap* e3=0);
49  virtual void LensFlare(int on, double dim = 1);
50  virtual void SetDepthScale(float scale);
51 
52  // accessors:
53  Camera* GetCamera() const { return camera; }
54  Projector* GetProjector() { return &projector; }
55  Scene* GetScene() const { return scene; }
56  virtual void SetFieldOfView(double fov);
57  virtual double GetFieldOfView() const;
58  virtual void SetProjectionType(DWORD pt);
59  virtual DWORD GetProjectionType() const;
60 
61  Point Pos() const { return camera->Pos(); }
62  Point vrt() { return camera->vrt(); }
63  Point vup() { return camera->vup(); }
64  Point vpn() { return camera->vpn(); }
65  const Matrix& Orientation() const { return camera->Orientation(); }
66 
67  Point SceneOffset() const { return camera_loc; }
68 
69  // projection and clipping geometry:
70  virtual void TranslateScene();
71  virtual void UnTranslateScene();
72  virtual void MarkVisibleObjects();
73  virtual void MarkVisibleLights(Graphic* g, DWORD flags);
74 
75  virtual void RenderScene();
76  virtual void RenderSceneObjects(bool distant=false);
77  virtual void RenderForeground();
78  virtual void RenderBackground();
79  virtual void RenderSprites();
80  virtual void RenderLensFlare();
81  virtual void Render(Graphic* g, DWORD flags);
82 
83  virtual void FindDepth(Graphic* g);
84  virtual int SetInfinite(int i);
85 
86 protected:
87  Camera* camera;
88  Scene* scene;
89  Video* video;
90 
91  virtual void WorldPlaneToView(Plane& plane);
92 
93  Point camera_loc;
94  Vec3 cvrt;
95  Vec3 cvup;
96  Vec3 cvpn;
97 
98  Projector projector;
99  int infinite;
100  int width;
101  int height;
102  DWORD projection_type;
103 
104  // lens flare:
105  int lens_flare_enable;
106  double lens_flare_dim;
107  Bitmap* halo_bitmap;
108  Bitmap* elem_bitmap[3];
109 
110  List<Graphic> graphics;
111 };
112 
113 #endif CameraView_h
114