SoPointCloud.h

#ifndef SMALLCHANGE_SOPOINTCLOUD_H
#define SMALLCHANGE_SOPOINTCLOUD_H
 
/**************************************************************************\
 * Copyright (c) Kongsberg Oil & Gas Technologies AS
 * All rights reserved.
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 * modification, are permitted provided that the following conditions are
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 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
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 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
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 * this software without specific prior written permission.
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#include <Inventor/nodes/SoSubNode.h>
#include <Inventor/nodes/SoNonIndexedShape.h>
#include <Inventor/fields/SoSFInt32.h>
#include <Inventor/fields/SoSFBool.h>
#include <Inventor/fields/SoMFFloat.h>
#include <Inventor/fields/SoSFFloat.h>
#include <Inventor/fields/SoSFEnum.h>
 
#include <SmallChange/basic.h>
 
class SoPointCloudP;
 
class SMALLCHANGE_DLL_API SoPointCloud : public SoNonIndexedShape {
  typedef SoNonIndexedShape inherited;
 
  SO_NODE_HEADER(SoPointCloud);
 
public:
  static void initClass(void);
  SoPointCloud(void);
 
  SoSFInt32 numPoints;
  SoSFFloat detailDistance;
  SoSFFloat itemSize;
 
  enum Mode {
    ALWAYS_POINTS,
    DISTANCE_BASED,
    ALWAYS_SHAPE
  };
  SoSFEnum mode;
 
  enum Shape {
    BILLBOARD_DIAMOND,
    CUBE,
    SPHERE
  };
  SoSFEnum shape;
 
  virtual void GLRender(SoGLRenderAction * action);
  virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action);
 
protected:
  virtual ~SoPointCloud();
 
  virtual void generatePrimitives(SoAction * action);
  virtual void computeBBox(SoAction * action, SbBox3f & box, SbVec3f & center);
 
  virtual SbBool generateDefaultNormals(SoState *, SoNormalCache * nc);
  virtual SbBool generateDefaultNormals(SoState * state,
                                        SoNormalBundle * bundle);
 
private:
  enum Binding {
    OVERALL = 0,
    PER_VERTEX
  };
 
  Binding findMaterialBinding(SoState * const state) const;
 
  SoPointCloudP * pimpl;
};
 
#endif // !SMALLCHANGE_SOPOINTSET_H