#ifndef COIN_SOGETMATRIXACTION_H
#define COIN_SOGETMATRIXACTION_H

/**************************************************************************\
 * Copyright (c) Kongsberg Oil & Gas Technologies AS
 * All rights reserved.
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 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 * 
 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * 
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 * 
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\**************************************************************************/

#include <Inventor/actions/SoAction.h>
#include <Inventor/actions/SoSubAction.h>
#include <Inventor/tools/SbLazyPimplPtr.h>
#include <Inventor/SbViewportRegion.h>
#include <Inventor/SbRotation.h>
#include <Inventor/SbMatrix.h>
#include <Inventor/SbVec3f.h>

class SoGetMatrixActionP;

class COIN_DLL_API SoGetMatrixAction : public SoAction {
  typedef SoAction inherited;

  SO_ACTION_HEADER(SoGetMatrixAction);

public:
  static void initClass(void);

  SoGetMatrixAction(const SbViewportRegion & region);
  virtual ~SoGetMatrixAction(void);

  void setViewportRegion(const SbViewportRegion & region);
  const SbViewportRegion & getViewportRegion(void) const;

  SbMatrix & getMatrix(void);
  SbMatrix & getInverse(void);
  SbMatrix & getTextureMatrix(void);
  SbMatrix & getTextureInverse(void);

protected:
  virtual void beginTraversal(SoNode * node);

private:
  SbMatrix matrix, invmatrix;
  SbMatrix texmatrix, invtexmatrix;
  SbViewportRegion viewportregion;

private:
  SbLazyPimplPtr<SoGetMatrixActionP> pimpl;

  // NOT IMPLEMENTED:
  SoGetMatrixAction(const SoGetMatrixAction & rhs);
  SoGetMatrixAction & operator = (const SoGetMatrixAction & rhs);
}; // SoGetMatrixAction

#endif // !COIN_SOGETMATRIXACTION_H
