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SoCamera.h
1 #ifndef COIN_SOCAMERA_H
2 #define COIN_SOCAMERA_H
3 
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35 
36 #include <Inventor/nodes/SoSubNode.h>
37 #include <Inventor/SbViewportRegion.h>
38 #include <Inventor/SbViewVolume.h>
39 #include <Inventor/fields/SoSFRotation.h>
40 #include <Inventor/fields/SoSFEnum.h>
41 #include <Inventor/fields/SoSFVec3f.h>
42 #include <Inventor/fields/SoSFFloat.h>
43 
44 #include <Inventor/SbVec3f.h>
45 #include <Inventor/SbMatrix.h>
46 #include <Inventor/SbBox3f.h>
47 
48 #define SO_ASPECT_SQUARE 1.0f
49 #define SO_ASPECT_VIDEO (4.0f/3.0f)
50 #define SO_ASPECT_35mm_ACADEMY 1.371
51 #define SO_ASPECT_16mm 1.369
52 #define SO_ASPECT_35mm_FULL 1.33333
53 #define SO_ASPECT_70mm 2.287
54 #define SO_ASPECT_CINEMASCOPE 2.35
55 #define SO_ASPECT_HDTV (16.0f/9.0f)
56 #define SO_ASPECT_PANAVISION 2.361
57 #define SO_ASPECT_35mm (3.0f/2.0f)
58 #define SO_ASPECT_VISTAVISION 2.301
59 
60 class SoPath;
61 
62 class SoCameraP;
63 
64 class COIN_DLL_API SoCamera : public SoNode {
65  typedef SoNode inherited;
66 
68 
69 public:
70  static void initClass(void);
71 
73  CROP_VIEWPORT_FILL_FRAME,
74  CROP_VIEWPORT_LINE_FRAME,
75  CROP_VIEWPORT_NO_FRAME,
76  ADJUST_CAMERA,
77  LEAVE_ALONE
78  };
79 
87 
88  SbViewVolume getViewVolume(const SbViewportRegion & vp,
89  SbViewportRegion & resultvp,
90  const SbMatrix & mm = SbMatrix::identity()) const;
91 
92  void pointAt(const SbVec3f & targetpoint);
93  void pointAt(const SbVec3f & targetpoint, const SbVec3f & upvector);
94  virtual void scaleHeight(float scalefactor) = 0;
95  virtual SbViewVolume getViewVolume(float useaspectratio = 0.0f) const = 0;
96  void viewAll(SoNode * const sceneroot, const SbViewportRegion & vpregion,
97  const float slack = 1.0f);
98  void viewAll(SoPath * const path, const SbViewportRegion & vpregion,
99  const float slack = 1.0f);
100  SbViewportRegion getViewportBounds(const SbViewportRegion & region) const;
101 
102  enum StereoMode {
105  RIGHT_VIEW
106  };
107 
108  void setStereoMode(StereoMode mode);
109  StereoMode getStereoMode(void) const;
110 
111  void setStereoAdjustment(float adjustment);
112  float getStereoAdjustment(void) const;
113  void setBalanceAdjustment(float adjustment);
114  float getBalanceAdjustment(void) const;
115 
116  virtual void doAction(SoAction * action);
117  virtual void callback(SoCallbackAction * action);
118  virtual void GLRender(SoGLRenderAction * action);
119  virtual void audioRender(SoAudioRenderAction *action);
120  virtual void getBoundingBox(SoGetBoundingBoxAction * action);
121  virtual void handleEvent(SoHandleEventAction * action);
122  virtual void rayPick(SoRayPickAction * action);
123  virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action);
124  virtual void viewBoundingBox(const SbBox3f & box, float aspect,
125  float slack) = 0;
126 protected:
127  SoCamera(void);
128  virtual ~SoCamera();
129 
130  virtual void jitter(int numpasses, int curpass,
131  const SbViewportRegion & vpreg,
132  SbVec3f & jitteramount) const;
133 
134 private:
135  void getView(SoAction * action, SbViewVolume & resultvv,
136  SbViewportRegion & resultvp,
137  const SbBool considermodelmatrix = TRUE);
138 
139  void drawCroppedFrame(SoGLRenderAction * action,
140  const int viewportmapping,
141  const SbViewportRegion & oldvp,
142  const SbViewportRegion & newvp);
143 
144  void lookAt(const SbVec3f & dir, const SbVec3f & up);
145 
146  StereoMode stereomode;
147  float stereoadjustment;
148  float balanceadjustment;
149 private:
150  SoCameraP *pimpl;
151  friend class SoCameraP;
152 };
153 
154 #endif // !COIN_SOCAMERA_H
The SoBase class is the top-level superclass for a number of class-hierarchies.SoBase provides the ba...
Definition: SoBase.h:45
The SoRayPickAction class does ray intersection with scene graphs.For interaction with the scene grap...
Definition: SoRayPickAction.h:50
Definition: SoCamera.h:103
virtual void getPrimitiveCount(SoGetPrimitiveCountAction *action)
Definition: SoNode.cpp:880
SoSFFloat nearDistance
Definition: SoCamera.h:84
ViewportMapping
Definition: SoCamera.h:72
The SoCamera class is the abstract base class for camera definition nodes.To be able to view a scene...
Definition: SoCamera.h:64
The SoSFRotation class is a container for an SbRotation.This field is used where nodes, engines or other field containers needs to store a single rotation definition.
Definition: SoSFRotation.h:40
Definition: SoCamera.h:104
The SbBox3f class is an abstraction for an axis aligned 3 dimensional box.This box abstraction class ...
Definition: SbBox3f.h:46
StereoMode
Definition: SoCamera.h:102
The SoNode class is the base class for nodes used in scene graphs.Coin is a retained mode 3D visualiz...
Definition: SoNode.h:56
SoSFRotation orientation
Definition: SoCamera.h:82
The SoSFEnum class is a container for an enum value.This field is used where nodes, engines or other field containers needs to store one particular value out of an enumerated set.
Definition: SoSFEnum.h:40
SoSFFloat aspectRatio
Definition: SoCamera.h:83
SoSFVec3f position
Definition: SoCamera.h:81
SoSFFloat focalDistance
Definition: SoCamera.h:86
virtual void rayPick(SoRayPickAction *action)
Definition: SoNode.cpp:1125
virtual void audioRender(SoAudioRenderAction *action)
Definition: SoNode.cpp:1293
The SoPath class is a container class for traversal path descriptions.SoPath objects contain a list o...
Definition: SoPath.h:52
The SoAudioRenderAction class renders the aural parts of the scene graph.Applying this method at a ro...
Definition: SoAudioRenderAction.h:42
The SoAction class is the base class for all traversal actions.Applying actions is the basic mechanis...
Definition: SoAction.h:77
The SbVec3f class is a 3 dimensional vector with floating point coordinates.This vector class is used...
Definition: SbVec3f.h:51
SoSFFloat farDistance
Definition: SoCamera.h:85
virtual void doAction(SoAction *action)
Definition: SoNode.cpp:795
The SbMatrix class is a 4x4 dimensional representation of a matrix.SbMatrix is used by many other cla...
Definition: SbMatrix.h:46
The SoHandleEventAction class distributes user events to the scene.This is the action used by the GUI...
Definition: SoHandleEventAction.h:46
The SoGetPrimitiveCountAction class counts the primitives in a scene.Apply this action to a scene if ...
Definition: SoGetPrimitiveCountAction.h:44
The SoGetBoundingBoxAction class calculates bounding boxes for nodes and subgraphs.If this action is applied to a path or scene graph root, it will calculate the bounding box and the center point of the geometry contained within the scene.
Definition: SoGetBoundingBoxAction.h:45
static SbMatrix identity(void)
Definition: SbMatrix.cpp:847
The SbViewVolume class is a viewing volume in 3D space.This class contains the necessary information ...
Definition: SbViewVolume.h:50
The SoCallbackAction class invokes callbacks at specific nodes.This action has mechanisms for trackin...
Definition: SoCallbackAction.h:80
SoSFEnum viewportMapping
Definition: SoCamera.h:80
The SoSFFloat class is a container for a floating point value.This field is used where nodes...
Definition: SoSFFloat.h:39
virtual void getBoundingBox(SoGetBoundingBoxAction *action)
Definition: SoNode.cpp:851
The SoSFVec3f class is a container for an SbVec3f vector.This field is used where nodes...
Definition: SoSFVec3f.h:40
The SbViewportRegion class is a viewport within a full window.The SbViewportRegion class contains inf...
Definition: SbViewportRegion.h:40
virtual void GLRender(SoGLRenderAction *action)
Definition: SoNode.cpp:940
virtual void callback(SoCallbackAction *action)
Definition: SoNode.cpp:1012
virtual void handleEvent(SoHandleEventAction *action)
Definition: SoNode.cpp:1069
#define SO_NODE_ABSTRACT_HEADER(classname)
The SoGLRenderAction class renders the scene graph with OpenGL calls.Applying this method at a root n...
Definition: SoGLRenderAction.h:50

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