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SoComputeBoundingBox.h

00001 /**************************************************************************\
00002  *
00003  *  This file is part of the Coin 3D visualization library.
00004  *  Copyright (C) 1998-2007 by Systems in Motion.  All rights reserved.
00005  *
00006  *  This library is free software; you can redistribute it and/or
00007  *  modify it under the terms of the GNU General Public License
00008  *  ("GPL") version 2 as published by the Free Software Foundation.
00009  *  See the file LICENSE.GPL at the root directory of this source
00010  *  distribution for additional information about the GNU GPL.
00011  *
00012  *  For using Coin with software that can not be combined with the GNU
00013  *  GPL, and for taking advantage of the additional benefits of our
00014  *  support services, please contact Systems in Motion about acquiring
00015  *  a Coin Professional Edition License.
00016  *
00017  *  See http://www.coin3d.org/ for more information.
00018  *
00019  *  Systems in Motion, Postboks 1283, Pirsenteret, 7462 Trondheim, NORWAY.
00020  *  http://www.sim.no/  sales@sim.no  coin-support@coin3d.org
00021  *
00022 \**************************************************************************/
00023 
00024 #ifndef COIN_SOCOMPUTEBOUNDINGBOX_H
00025 #define COIN_SOCOMPUTEBOUNDINGBOX_H
00026 
00027 #include <Inventor/engines/SoSubEngine.h>
00028 #include <Inventor/engines/SoEngineOutput.h>
00029 #include <Inventor/fields/SoSFNode.h>
00030 #include <Inventor/fields/SoSFPath.h>
00031 #include <Inventor/SbViewportRegion.h>
00032 
00033 class SoGetBoundingBoxAction;
00034 
00035 
00036 class COIN_DLL_API SoComputeBoundingBox : public SoEngine {
00037   typedef SoEngine inherited;
00038 
00039   SO_ENGINE_HEADER(SoComputeBoundingBox);
00040 
00041 public:
00042   SoSFNode node;
00043   SoSFPath path;
00044 
00045   SoEngineOutput min;           // SoSFVec3f
00046   SoEngineOutput max;           // SoSFVec3f
00047   SoEngineOutput boxCenter;     // SoSFVec3f
00048   SoEngineOutput objectCenter;  // SoSFVec3f
00049 
00050   SoComputeBoundingBox(void);
00051   static void initClass(void);
00052 
00053   void setViewportRegion(const SbViewportRegion & vpr);
00054   const SbViewportRegion & getViewportRegion(void) const;
00055 
00056 protected:
00057   virtual ~SoComputeBoundingBox();
00058 
00059 private:
00060   virtual void evaluate(void);
00061   SoGetBoundingBoxAction * bboxaction;
00062 };
00063 
00064 #endif // !COIN_SOCOMPUTEBOUNDINGBOX_H

Copyright © 1998-2007 by Systems in Motion AS. All rights reserved.

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