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# SoGetMatrixAction.h

    00001 #ifndef COIN_SOGETMATRIXACTION_H
    00002 #define COIN_SOGETMATRIXACTION_H
    00003
    00004 /**************************************************************************\
    00005  *
    00006  *  This file is part of the Coin 3D visualization library.
    00007  *  Copyright (C) 1998-2003 by Systems in Motion.  All rights reserved.
    00008  *
    00009  *  This library is free software; you can redistribute it and/or
    00010  *  modify it under the terms of the GNU General Public License
    00011  *  ("GPL") version 2 as published by the Free Software Foundation.
    00012  *  See the file LICENSE.GPL at the root directory of this source
    00013  *  distribution for additional information about the GNU GPL.
    00014  *
    00015  *  For using Coin with software that can not be combined with the GNU
    00016  *  GPL, and for taking advantage of the additional benefits of our
    00017  *  support services, please contact Systems in Motion about acquiring
    00018  *  a Coin Professional Edition License.
    00019  *
    00020  *  See <URL:http://www.coin3d.org> for  more information.
    00021  *
    00022  *  Systems in Motion, Teknobyen, Abels Gate 5, 7030 Trondheim, NORWAY.
    00023  *  <URL:http://www.sim.no>.
    00024  *
    00025 \**************************************************************************/
    00026
    00027 #include <Inventor/actions/SoAction.h>
    00028 #include <Inventor/actions/SoSubAction.h>
    00029 #include <Inventor/SbViewportRegion.h>
    00030 #include <Inventor/SbRotation.h>
    00031 #include <Inventor/SbMatrix.h>
    00032 #include <Inventor/SbVec3f.h>
    00033
    00034
    00035 class COIN_DLL_API SoGetMatrixAction : public SoAction {
    00036   typedef SoAction inherited;
    00037
    00038   SO_ACTION_HEADER(SoGetMatrixAction);
    00039
    00040 public:
    00041   SoGetMatrixAction(const SbViewportRegion & region);
    00042   virtual ~SoGetMatrixAction();
    00043
    00044   static void initClass(void);
    00045
    00046   void setViewportRegion(const SbViewportRegion & region);
    00047   const SbViewportRegion & getViewportRegion(void) const;
    00048
    00049   SbMatrix & getMatrix(void);
    00050   SbMatrix & getInverse(void);
    00051   SbMatrix & getTextureMatrix(void);
    00052   SbMatrix & getTextureInverse(void);
    00053
    00054 protected:
    00055   virtual void beginTraversal(SoNode * node);
    00056
    00057 private:
    00058   SbMatrix matrix, invmatrix;
    00059   SbMatrix texmatrix, invtexmatrix;
    00060   SbViewportRegion viewportregion;
    00061 };
    00062
    00063 #endif // !COIN_SOGETMATRIXACTION_H