Source

Coin / include / Inventor / VRMLnodes / SoVRMLVertexShape.h

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#ifndef COIN_SOVRMLVERTEXSHAPE_H
#define COIN_SOVRMLVERTEXSHAPE_H

#include <Inventor/nodes/SoSubNode.h>
#include <Inventor/VRMLnodes/SoVRMLGeometry.h>
#include <Inventor/fields/SoSFNode.h>
#include <Inventor/fields/SoSFBool.h>
#include <Inventor/elements/SoMaterialBindingElement.h>

class SoNormalCache;
class SoNormalBundle;
class SoState;
class SoCoordinateElement;
class SoVRMLVertexShapeP;

class COIN_DLL_API SoVRMLVertexShape : public SoVRMLGeometry
{
  typedef SoVRMLGeometry inherited;
  SO_NODE_ABSTRACT_HEADER(SoVRMLVertexShape);

public:
  static void initClass(void);

  SoSFNode coord;
  SoSFNode texCoord;
  SoSFNode normal;
  SoSFNode color;
  SoSFBool colorPerVertex;
  SoSFBool normalPerVertex;

  enum Binding {
    OVERALL             = SoMaterialBindingElement::OVERALL,
    PER_PART            = SoMaterialBindingElement::PER_PART,
    PER_PART_INDEXED    = SoMaterialBindingElement::PER_PART_INDEXED,
    PER_FACE            = SoMaterialBindingElement::PER_FACE,
    PER_FACE_INDEXED    = SoMaterialBindingElement::PER_FACE_INDEXED,
    PER_VERTEX          = SoMaterialBindingElement::PER_VERTEX,
    PER_VERTEX_INDEXED  = SoMaterialBindingElement::PER_VERTEX_INDEXED
  };

  virtual SbBool generateDefaultNormals(SoState * s, SoNormalBundle * nb);
  virtual SbBool generateDefaultNormals(SoState * s, SoNormalCache * nc);

  virtual void doAction(SoAction * action);
  virtual void GLRender(SoGLRenderAction * action);
  virtual void getBoundingBox(SoGetBoundingBoxAction * action);
  virtual void callback(SoCallbackAction * action);
  virtual void pick(SoPickAction * action);

  virtual void notify(SoNotList * list);

protected:
  SoVRMLVertexShape(void);
  virtual ~SoVRMLVertexShape();

  virtual SbBool shouldGLRender(SoGLRenderAction * action);

  void setNormalCache(SoState * s, int numNormals, SbVec3f * normals);
  SoNormalCache * getNormalCache(void) const;

  SoNormalCache * generateAndReadLockNormalCache(SoState * const state);
  void getVertexData(SoState * state,
                     const SoCoordinateElement *& coords,
                     const SbVec3f *& normals,
                     const SbBool neednormals);

  void readLockNormalCache(void);
  void readUnlockNormalCache(void);

private:

  void writeLockNormalCache(void);
  void writeUnlockNormalCache(void);
  
  SoVRMLVertexShapeP * pimpl;
}; // class SoVRMLVertexShape

#endif // ! COIN_SOVRMLVERTEXSHAPE_H
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