Open Inventor Reference
MeVis/ThirdParty/Sources/Inventor/inventor/lib/database/include/Inventor/nodes/SoLOD.h
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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_ */