SoQuadMesh.h

#ifndef COIN_SOQUADMESH_H
#define COIN_SOQUADMESH_H

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#include <Inventor/nodes/SoSubNode.h>
#include <Inventor/nodes/SoNonIndexedShape.h>
#include <Inventor/fields/SoSFInt32.h>

class COIN_DLL_API SoQuadMesh : public SoNonIndexedShape {
  typedef SoNonIndexedShape inherited;

  SO_NODE_HEADER(SoQuadMesh);

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

  SoSFInt32 verticesPerColumn;
  SoSFInt32 verticesPerRow;

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

  virtual SbBool generateDefaultNormals(SoState * state, SoNormalBundle * nb);

protected:
  virtual ~SoQuadMesh();

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

  virtual SbBool generateDefaultNormals(SoState *, SoNormalCache *);

private:
  enum Binding {
    OVERALL = 0,
    PER_ROW,
    PER_FACE,
    PER_VERTEX,
    NONE = OVERALL
  };

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

#endif // !COIN_SOQUADMESH_H