Inventor/VRMLnodes/SoVRMLShape.h

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/*=======================================================================
 * Copyright 1991-1996, Silicon Graphics, Inc.
 * ALL RIGHTS RESERVED
 *
 * UNPUBLISHED -- Rights reserved under the copyright laws of the United
 * States.   Use of a copyright notice is precautionary only and does not
 * imply publication or disclosure.
 *
 * U.S. GOVERNMENT RESTRICTED RIGHTS LEGEND:
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 * as set forth in FAR 52.227.19(c)(2) or subparagraph (c)(1)(ii) of the Rights
 * in Technical Data and Computer Software clause at DFARS 252.227-7013 and/or
 * in similar or successor clauses in the FAR, or the DOD or NASA FAR
 * Supplement.  Contractor/manufacturer is Silicon Graphics, Inc.,
 * 2011 N. Shoreline Blvd. Mountain View, CA 94039-7311.
 *
 * THE CONTENT OF THIS WORK CONTAINS CONFIDENTIAL AND PROPRIETARY
 * INFORMATION OF SILICON GRAPHICS, INC. ANY DUPLICATION, MODIFICATION,
 * DISTRIBUTION, OR DISCLOSURE IN ANY FORM, IN WHOLE, OR IN PART, IS STRICTLY
 * PROHIBITED WITHOUT THE PRIOR EXPRESS WRITTEN PERMISSION OF SILICON
 * GRAPHICS, INC.
**=======================================================================*/
/*=======================================================================
** Author      : Paul S. Strauss (MMM yyyy)
**=======================================================================*/
/*=======================================================================
 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.),            ***
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 ***                        BORDEAUX, FRANCE                                        ***
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**=======================================================================*/
/*=======================================================================
** Modified by : VSG (MMM YYYY)
**=======================================================================*/



#ifndef  _SO_VRMLSHAPE_
#define  _SO_VRMLSHAPE_

#include <Inventor/fields/SoSFEnum.h>
#include <Inventor/fields/SoSFNode.h>
#include <Inventor/fields/SoSFBool.h>
#include <Inventor/nodes/SoNode.h>
#include <Inventor/fields/SoSFVec3f.h>
#include <Inventor/VRMLnodes/SoVRMLNode.h>
#include <Inventor/SbRenderCaching.h>


#if defined(OIV_IGNORE_VRML_DEPRECATED)
  #include <SoDeprecationRules.h>
  #pragma push_macro("SoDEPRECATED_CLASS")
  #pragma push_macro("SoDEPRECATED_TYPEDEF")
  #undef SoDEPRECATED_CLASS
  #undef SoDEPRECATED_TYPEDEF
  #define SoDEPRECATED_CLASS(x,y)
  #define SoDEPRECATED_TYPEDEF(x,y)
#endif

class SoBoundingBoxCache;
class SoGLCacheList;
class SoPrimitiveCountCache;
class SoColorPacker;
class SoChildList;
class SoMFColor;
class SoMFFloat;

//
//  Class: SoVRMLShape
//
//
class SoDEPRECATED  SoVRMLShape : public SoVRMLNode {

  SO_NODE_HEADER(SoVRMLShape);

 public:
  enum CacheEnabled {
    OFF = SO_RENDERCACHING_OFF,
    ON = SO_RENDERCACHING_ON,
    AUTO = SO_RENDERCACHING_AUTO
  };

  SoSFNode      appearance;

  SoSFNode      geometry;

  SoSFVec3f bboxCenter;

  SoSFVec3f bboxSize;

  SoSFEnum renderCaching;

  SoSFEnum boundingBoxCaching;

  SoVRMLShape();

#if 1             SoDEPRECATED
  static void setNumRenderCaches(int howMany);
SoDEPRECATED
  static int getNumRenderCaches();


#endif 
  inline virtual void setOverride(const SbBool state)
  { override.setValue(state); }

  inline virtual SbBool isOverride() const
  { return override.getValue(); }

 private:

  // Overrides default method on SoNode
  virtual SbBool     affectsState() const;

  // Implement actions
  virtual void        doAction(SoAction *action);
  virtual void        callback(SoCallbackAction *action);
  virtual void        GLRender(SoGLRenderAction *action);
  virtual void        getBoundingBox(SoGetBoundingBoxAction *action);
  // Implements picking along a ray by intersecting the ray with
  // each primitive generated by subclass. May be overridden in
  // subclass.
  virtual void        rayPick(SoRayPickAction *action);
  virtual void        search(SoSearchAction *action);
  virtual void        getPrimitiveCount(SoGetPrimitiveCountAction *action);


 private:
  virtual SoChildList *getChildren() const;
  virtual SoChildList *internalGetChildren() const;

  static void         initClass();
  static void         exitClass();

  SoSFBool override;

  virtual SbBool      validateNewFieldValue(SoField *pField,
                                            void *newValue);
  virtual void        notify(SoNotList *list);

  // Copies the contents of the given node into this instance. The
  // default implementation copies just field values and the name.
  virtual void        copyContents(const SoFieldContainer *fromFC,
                                   SbBool copyConnections);
 private:
  virtual ~SoVRMLShape();
  SoColorPacker *colorPacker;

  SoBoundingBoxCache  *bboxCache;     // Cache for bounding boxes
  SoGLCacheList       *cacheList;     // Caches for GL rendering
  SoPrimitiveCountCache *primCountCache;      // Cache for primitive count:1


  // Hack to make paths work for VRML nodes that contain other nodes
  // in their fields...  Nov-96
  SoChildList *children;
  friend class SoPath;    // Need to access "children" in SoPath::truncate()

 private:
  void                rebuildChildrenList();
  // Temporary storage during traversal
  // (traversal state wants SoMF fields and we only have SoSF fields!)
  static SoMFColor    *m_diffuse;
  static SoMFColor    *m_emissive;
  static SoMFColor    *m_specular;
  static SoMFFloat    *m_transparency;
  static SoMFFloat    *m_shininess;
  static SoMFColor    *m_ambient;

  // Count instances of this type so we can clean up the temporary storage
  static int instanceCounter;

  int m_numRenderCaches;

  friend class SoTraversalPassImpl;
};



#if defined(OIV_IGNORE_VRML_DEPRECATED)
  #pragma pop_macro("SoDEPRECATED_TYPEDEF")
  #pragma pop_macro("SoDEPRECATED_CLASS")
#endif

#endif /* _SO_VRMLSHAPE_ */

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Open Inventor Toolkit reference manual, generated on 12 Feb 2024
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