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00001 /* 00002 * 00003 * Copyright (C) 2000 Silicon Graphics, Inc. All Rights Reserved. 00004 * 00005 * This library is free software; you can redistribute it and/or 00006 * modify it under the terms of the GNU Lesser General Public 00007 * License as published by the Free Software Foundation; either 00008 * version 2.1 of the License, or (at your option) any later version. 00009 * 00010 * This library is distributed in the hope that it will be useful, 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 * Lesser General Public License for more details. 00014 * 00015 * Further, this software is distributed without any warranty that it is 00016 * free of the rightful claim of any third person regarding infringement 00017 * or the like. Any license provided herein, whether implied or 00018 * otherwise, applies only to this software file. Patent licenses, if 00019 * any, provided herein do not apply to combinations of this program with 00020 * other software, or any other product whatsoever. 00021 * 00022 * You should have received a copy of the GNU Lesser General Public 00023 * License along with this library; if not, write to the Free Software 00024 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00025 * 00026 * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, 00027 * Mountain View, CA 94043, or: 00028 * 00029 * http://www.sgi.com 00030 * 00031 * For further information regarding this notice, see: 00032 * 00033 * http://oss.sgi.com/projects/GenInfo/NoticeExplan/ 00034 * 00035 */ 00036 00037 00038 /* 00039 * Copyright (C) 1990,91 Silicon Graphics, Inc. 00040 * 00041 _______________________________________________________________________ 00042 ______________ S I L I C O N G R A P H I C S I N C . ____________ 00043 | 00044 | Description: 00045 | This file defines the SoLOD node class. 00046 | 00047 | Author(s) : Gavin Bell 00048 | 00049 ______________ S I L I C O N G R A P H I C S I N C . ____________ 00050 _______________________________________________________________________ 00051 */ 00052 00053 #ifndef _SO_LOD_ 00054 #define _SO_LOD_ 00055 00056 #include <Inventor/fields/SoMFFloat.h> 00057 #include <Inventor/fields/SoSFVec3f.h> 00058 #include <Inventor/nodes/SoGroup.h> 00059 00060 00063 00120 00121 00122 class INVENTOR_API SoLOD : public SoGroup { 00123 00124 SO_NODE_HEADER(SoLOD); 00125 00126 public: 00128 00129 00131 SoMFFloat range; 00132 00134 SoSFVec3f center; 00135 00137 00139 SoLOD(); 00140 00142 SoLOD(int nChildren); 00143 00144 SoEXTENDER public: 00146 virtual void doAction(SoAction *action); 00147 virtual void callback(SoCallbackAction *action); 00148 virtual void GLRender(SoGLRenderAction *action); 00149 virtual void rayPick(SoRayPickAction *action); 00150 virtual void getBoundingBox(SoGetBoundingBoxAction *action); 00151 00155 virtual void GLRenderBelowPath(SoGLRenderAction *action); 00156 virtual void GLRenderInPath(SoGLRenderAction *action); 00157 virtual void GLRenderOffPath(SoGLRenderAction *action); 00158 00159 SoINTERNAL public: 00160 static void initClass(); 00161 00162 protected: 00163 virtual ~SoLOD(); 00164 00165 virtual int whichToTraverse(SoAction *); 00166 }; 00167 00168 #endif /* _SO_LOD_ */