SoMaterialBindingElement.h

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**=======================================================================*/
/*=======================================================================
** Author      : Paul S. Strauss (MMM yyyy)
**=======================================================================*/
/*=======================================================================
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**=======================================================================*/
/*=======================================================================
** Modified by : VSG (MMM YYYY)
**=======================================================================*/
 
 
#ifndef  _SO_MATERIAL_BINDING_ELEMENT
#define  _SO_MATERIAL_BINDING_ELEMENT
 
#include <Inventor/elements/SoSubElement.h>
#include <Inventor/SbVertexAttributeBinding.h>

 
SoEXTENDER_Documented class  SoMaterialBindingElement : public SoElement {
 
  SO_ELEMENT_HEADER(SoMaterialBindingElement);
 
 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:
   ,                       // Comma to continue list
   DEFAULT = OVERALL,
   NONE = OVERALL
 
  };

  enum Face
  {
    FRONT = 1,

    BACK,

    FRONT_AND_BACK,
  };

  static void set(SoState* state, Binding binding);

  static void         set(SoState *state, SoNode *, Binding binding)
    { set(state, binding); }

  static void setFace(SoState* state, Face face);

  static Binding get(SoState* state);

  static Face getFace(SoState* state);

  static Binding      getDefault()            { return OVERALL; }

  static Face getDefaultFace()
  {
    return FRONT_AND_BACK;
  }

  virtual void        print(FILE *fp) const;

  void push(SoState* state) override;
 
private:

  virtual void init(SoState *state);

  SbBool matches(const SoElement* elt) const override;

  SoElement* copyMatchInfo() const override;
 
 private:
  // Initializes the SoMaterialBindingElement class
  static void         initClass();
  static void         exitClass();
 
 private:
  virtual ~SoMaterialBindingElement();
 
private:
  Binding m_binding;
  Face m_face;
};
 
#endif /* _SO_MATERIAL_BINDING_ELEMENT */