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SoBBoxModelMatrixElement.h

00001 #ifndef COIN_SOBBOXMODELMATRIXELEMENT_H
00002 #define COIN_SOBBOXMODELMATRIXELEMENT_H
00003 
00004 /**************************************************************************\
00005  *
00006  *  This file is part of the Coin 3D visualization library.
00007  *  Copyright (C) by Kongsberg Oil & Gas Technologies.
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 Kongsberg Oil & Gas Technologies
00018  *  about acquiring a Coin Professional Edition License.
00019  *
00020  *  See http://www.coin3d.org/ for more information.
00021  *
00022  *  Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
00023  *  http://www.sim.no/  sales@sim.no  coin-support@coin3d.org
00024  *
00025 \**************************************************************************/
00026 
00027 #include <Inventor/elements/SoModelMatrixElement.h>
00028 
00029 class SoLocalBBoxMatrixElement;
00030 
00031 class COIN_DLL_API SoBBoxModelMatrixElement : public SoModelMatrixElement {
00032   typedef SoModelMatrixElement inherited;
00033 
00034   SO_ELEMENT_HEADER(SoBBoxModelMatrixElement);
00035 public:
00036   static void initClass(void);
00037 protected:
00038   virtual ~SoBBoxModelMatrixElement();
00039 
00040 public:
00041   virtual void init(SoState * state);
00042 
00043   virtual void push(SoState * state);
00044 
00045   static  void reset(SoState * const state, SoNode * const node);
00046   static  void pushMatrix(SoState * const state, SbMatrix & matrix,
00047                           SbMatrix & localmatrix);
00048   static  void popMatrix(SoState * const state, const SbMatrix & matrix,
00049                          const SbMatrix & localmatrix);
00050 
00051 protected:
00052   virtual void makeEltIdentity(void);
00053   virtual void setElt(const SbMatrix & matrix);
00054   virtual void multElt(const SbMatrix & matrix);
00055   virtual void translateEltBy(const SbVec3f & translation);
00056   virtual void rotateEltBy(const SbRotation & translation);
00057   virtual void scaleEltBy(const SbVec3f & scaleFactor);
00058 
00059 // the following two functions should not be called - only for debug usage
00060   virtual SbMatrix pushMatrixElt();
00061   virtual void popMatrixElt(const SbMatrix & matrix);
00062 
00063 private:
00064   SoLocalBBoxMatrixElement *getLocal();
00065 
00066   SoState *state;
00067 };
00068 
00069 #endif // !COIN_SOBBOXMODELMATRIXELEMENT_H

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