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Coin / include / Inventor / nodes / SoLineSet.h

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#ifndef COIN_SOLINESET_H
#define COIN_SOLINESET_H

/**************************************************************************\
 * Copyright (c) Kongsberg Oil & Gas Technologies AS
 * All rights reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
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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/SoMFInt32.h>

class COIN_DLL_API SoLineSet : public SoNonIndexedShape {
  typedef SoNonIndexedShape inherited;

  SO_NODE_HEADER(SoLineSet);

public:
  static void initClass(void);
  SoLineSet(void);

public:
  SoMFInt32 numVertices;

  virtual void GLRender(SoGLRenderAction * action);
  virtual void getBoundingBox(SoGetBoundingBoxAction * action);
  virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action);

protected:
  virtual ~SoLineSet();

  virtual void generatePrimitives(SoAction * action);
  virtual void computeBBox(SoAction * action, SbBox3f & box, SbVec3f & center);

private:
  virtual SbBool generateDefaultNormals(SoState *, SoNormalCache * nc);
  virtual SbBool generateDefaultNormals(SoState * state,
                                        SoNormalBundle * bundle);

  enum Binding {
    OVERALL = 0,
    PER_LINE,
    PER_SEGMENT,
    PER_VERTEX
  };

  Binding findNormalBinding(SoState * const state) const;
  Binding findMaterialBinding(SoState * const state) const;
};

#endif // !COIN_SOLINESET_H