00001 /**************************************************************************\ 00002 * 00003 * This file is part of the Coin 3D visualization library. 00004 * Copyright (C) 1998-2002 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 Lesser General Public License 00008 * version 2.1 as published by the Free Software Foundation. See the 00009 * file LICENSE.LGPL at the root directory of the distribution for 00010 * more details. 00011 * 00012 * If you want to use Coin for applications not compatible with the 00013 * LGPL, please contact SIM to acquire a Professional Edition license. 00014 * 00015 * Systems in Motion, Prof Brochs gate 6, 7030 Trondheim, NORWAY 00016 * http://www.sim.no support@sim.no Voice: +47 22114160 Fax: +47 22207097 00017 * 00018 \**************************************************************************/ 00019 00020 #ifndef COIN_SOCOMPUTEBOUNDINGBOX_H 00021 #define COIN_SOCOMPUTEBOUNDINGBOX_H 00022 00023 #include <Inventor/engines/SoSubEngine.h> 00024 #include <Inventor/engines/SoEngineOutput.h> 00025 #include <Inventor/fields/SoSFNode.h> 00026 #include <Inventor/fields/SoSFPath.h> 00027 #include <Inventor/SbViewportRegion.h> 00028 00029 class SoGetBoundingBoxAction; 00030 00031 00032 class COIN_DLL_API SoComputeBoundingBox : public SoEngine { 00033 typedef SoEngine inherited; 00034 00035 SO_ENGINE_HEADER(SoComputeBoundingBox); 00036 00037 public: 00038 SoSFNode node; 00039 SoSFPath path; 00040 00041 SoEngineOutput min; // SoSFVec3f 00042 SoEngineOutput max; // SoSFVec3f 00043 SoEngineOutput boxCenter; // SoSFVec3f 00044 SoEngineOutput objectCenter; // SoSFVec3f 00045 00046 SoComputeBoundingBox(void); 00047 static void initClass(void); 00048 00049 void setViewportRegion(const SbViewportRegion & vpr); 00050 const SbViewportRegion & getViewportRegion(void) const; 00051 00052 protected: 00053 virtual ~SoComputeBoundingBox(); 00054 00055 private: 00056 virtual void evaluate(void); 00057 SoGetBoundingBoxAction * bboxaction; 00058 }; 00059 00060 #endif // !COIN_SOCOMPUTEBOUNDINGBOX_H