SoNormalBinding.h

/*=======================================================================
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**=======================================================================*/
/*=======================================================================
** 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_NORMAL_BINDING_
#define  _SO_NORMAL_BINDING_
 
#include <Inventor/SbVertexAttributeBinding.h>
#include <Inventor/fields/SoSFEnum.h>
#include <Inventor/nodes/SoNode.h>
#include <Inventor/elements/SoNormalBindingElement.h> // SoNormalBindingElement::NONE, SoNormalBindingElement::DEFAULT
 
//
//  Class: SoNormalBinding
//
//  Normal binding node. This indicates how multiple surface normals are
//  to be distributed over an object.
//
 
class  SoNormalBinding : public SoNode {
 
  SO_NODE_HEADER(SoNormalBinding);
 
 public:
 
  enum Binding {
    OVERALL           = SbVertexAttributeBinding::OVERALL,
    PER_PART          = SbVertexAttributeBinding::PER_PART,
    PER_PART_INDEXED  = SbVertexAttributeBinding::PER_PART_INDEXED,
    PER_FACE          = SbVertexAttributeBinding::PER_FACE,
    PER_FACE_INDEXED  = SbVertexAttributeBinding::PER_FACE_INDEXED,
    PER_VERTEX        = SbVertexAttributeBinding::PER_VERTEX,
    PER_VERTEX_INDEXED= SbVertexAttributeBinding::PER_VERTEX_INDEXED
 
    // Obsolete bindings:
    ,
    DEFAULT           = SoNormalBindingElement::DEFAULT,
    NONE              = SoNormalBindingElement::NONE
  };
 
  // Fields
  SoSFEnum            value;
 
  SoNormalBinding();
 
 private:
  virtual void        doAction(SoAction *action);
  virtual void        GLRender(SoGLRenderAction *action);
  virtual void        callback(SoCallbackAction *action);
  virtual void        pick(SoPickAction *action);
  virtual void        getPrimitiveCount(SoGetPrimitiveCountAction *action);
 
 private:
  static void         initClass();
  static void         exitClass();
 
 private:
  virtual ~SoNormalBinding();
 
  // Reads stuff into instance. Upgrades old bindings.
  virtual SbBool      readInstance(SoInput *in, unsigned short flags);
};
 
#endif /* _SO_NORMAL_BINDING_ */