SoMaterialBinding.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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**=======================================================================*/
/*=======================================================================
** Modified by : VSG (MMM YYYY)
**=======================================================================*/
 
 
#ifndef  _SO_MATERIAL_BINDING_
#define  _SO_MATERIAL_BINDING_
 
#include <Inventor/SbVertexAttributeBinding.h>
#include <Inventor/fields/SoSFEnum.h>
#include <Inventor/fields/SoSFBool.h>
#include <Inventor/nodes/SoNode.h>
#include <Inventor/elements/SoMaterialBindingElement.h>

//
//  Class: SoMaterialBinding
//
//  Material binding node. This indicates how multiple materials are
//  to be distributed over an object.
//

class  SoMaterialBinding : public SoNode {
 
  SO_NODE_HEADER(SoMaterialBinding);
 
 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
  };
 
  // Fields
  SoSFEnum value;

  enum Face
  {
    FRONT = SoMaterialBindingElement::FRONT,

    BACK = SoMaterialBindingElement::BACK,

    FRONT_AND_BACK = SoMaterialBindingElement::FRONT_AND_BACK,
  };

  SoSFEnum face;

  SoMaterialBinding();

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

  inline virtual SbBool isOverride() const
  { return override.getValue(); }
 
 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();
 
  SoSFBool override;
 
 private:
  virtual ~SoMaterialBinding();
 
  // Reads stuff into instance. Upgrades old bindings.
  virtual SbBool      readInstance(SoInput *in, unsigned short flags);
};
 
#endif /* _SO_MATERIAL_BINDING_ */