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SoLOD.h
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1 /*
2  *
3  * Copyright (C) 2000 Silicon Graphics, Inc. All Rights Reserved.
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
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36 
37 
38 /*
39  * Copyright (C) 1990,91 Silicon Graphics, Inc.
40  *
41  _______________________________________________________________________
42  ______________ S I L I C O N G R A P H I C S I N C . ____________
43  |
44  | Description:
45  | This file defines the SoLOD node class.
46  |
47  | Author(s) : Gavin Bell
48  |
49  ______________ S I L I C O N G R A P H I C S I N C . ____________
50  _______________________________________________________________________
51  */
52 
53 #ifndef _SO_LOD_
54 #define _SO_LOD_
55 
58 #include <Inventor/nodes/SoGroup.h>
59 
60 
63 
121 
122 class INVENTOR_API SoLOD : public SoGroup {
123 
125 
126  public:
128 
129 
132 
135 
137 
139  SoLOD();
140 
142  SoLOD(int nChildren);
143 
144  SoEXTENDER public:
146  virtual void doAction(SoAction *action);
147  virtual void callback(SoCallbackAction *action);
148  virtual void GLRender(SoGLRenderAction *action);
149  virtual void rayPick(SoRayPickAction *action);
150  virtual void getBoundingBox(SoGetBoundingBoxAction *action);
151 
155  virtual void GLRenderBelowPath(SoGLRenderAction *action);
156  virtual void GLRenderInPath(SoGLRenderAction *action);
157  virtual void GLRenderOffPath(SoGLRenderAction *action);
158 
159  SoINTERNAL public:
160  static void initClass();
161 
162  protected:
163  virtual ~SoLOD();
164 
165  virtual int whichToTraverse(SoAction *);
166 };
167 
168 #endif /* _SO_LOD_ */
#define SoEXTENDER
Provide inline template functions for abs, swap, min, max, and clamp.
Definition: SbBasic.h:154
#define SoINTERNAL
Definition: SbBasic.h:155
#define INVENTOR_API
Disable some annoying warnings on MSVC 6.
Definition: SbSystem.h:81
#define SO_NODE_HEADER(className)
Non-abstract classes have everything abstract classes have, plus a way to create an instance.
Definition: SoSubNode.h:170
Abstract base class for all actions.
Definition: SoAction.h:179
Performs a generic traversal of the scene graph.
Renders a scene graph using OpenGL.
Computes bounding box of a scene.
Base class for all group nodes.
Definition: SoGroup.h:104
Distance-based level-of-detail switching group node.
Definition: SoLOD.h:122
virtual void rayPick(SoRayPickAction *action)
virtual void GLRenderBelowPath(SoGLRenderAction *action)
These methods make render traversal faster by implementing different rendering paths corresponding to...
virtual int whichToTraverse(SoAction *)
SoSFVec3f center
Object-space center of the model.
Definition: SoLOD.h:134
SoLOD()
Creates a distance-based level-of-detail node with default settings.
SoLOD(int nChildren)
Creates a distance-based level-of-detail node with default settings.
virtual void GLRenderOffPath(SoGLRenderAction *action)
virtual void getBoundingBox(SoGetBoundingBoxAction *action)
SoMFFloat range
World-space distances to use as switching criteria.
Definition: SoLOD.h:131
virtual void GLRenderInPath(SoGLRenderAction *action)
virtual void GLRender(SoGLRenderAction *action)
These virtual functions implement all of the actions for nodes, Most of the default implementations d...
virtual void doAction(SoAction *action)
Implement actions:
virtual ~SoLOD()
virtual void callback(SoCallbackAction *action)
static void initClass()
Multiple-value field containing any number of floating point values.
Definition: SoMFFloat.h:82
Intersects objects with a ray cast into scene.
Field containing a three-dimensional vector.
Definition: SoSFVec3f.h:79