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SoIntersectionDetectionAction.h

00001 #ifndef COIN_SOINTERSECTIONDETECTIONACTION_H
00002 #define COIN_SOINTERSECTIONDETECTIONACTION_H
00003 
00004 /**************************************************************************\
00005  *
00006  *  This file is part of the Coin 3D visualization library.
00007  *  Copyright (C) 1998-2007 by Systems in Motion.  All rights reserved.
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 Systems in Motion about acquiring
00018  *  a Coin Professional Edition License.
00019  *
00020  *  See http://www.coin3d.org/ for more information.
00021  *
00022  *  Systems in Motion, Postboks 1283, Pirsenteret, 7462 Trondheim, NORWAY.
00023  *  http://www.sim.no/  sales@sim.no  coin-support@coin3d.org
00024  *
00025 \**************************************************************************/
00026 
00027 #include <Inventor/actions/SoSubAction.h>
00028 #include <Inventor/actions/SoAction.h>
00029 #include <Inventor/actions/SoCallbackAction.h>
00030 
00031 struct SoIntersectingPrimitive {
00032   SoPath * path;
00033   enum PrimitiveType {
00034     SEGMENT = 2,
00035     LINE_SEGMENT = 2,
00036     TRIANGLE = 3
00037   } type;
00038   SbVec3f vertex[3];
00039   SbVec3f xf_vertex[3];
00040 };
00041 
00042 class SoIntersectionDetectionActionP;
00043 
00044 class COIN_DLL_API SoIntersectionDetectionAction : public SoAction {
00045   typedef SoAction hinherited;
00046   SO_ACTION_HEADER(SoIntersectionDetectionAction);
00047 public:
00048   static void initClass(void);
00049   SoIntersectionDetectionAction(void);
00050   virtual ~SoIntersectionDetectionAction(void);
00051 
00052   enum Resp {
00053     NEXT_PRIMITIVE,
00054     NEXT_SHAPE,
00055     ABORT
00056   };
00057 
00058   typedef SoCallbackAction::Response SoIntersectionVisitationCB(void * closure, const SoPath * where);
00059   typedef SbBool SoIntersectionFilterCB(void * closure, const SoPath * p1, const SoPath * p2);
00060   typedef Resp SoIntersectionCB(void * closure, const SoIntersectingPrimitive * p1, const SoIntersectingPrimitive * p2);
00061 
00062   void setIntersectionDetectionEpsilon(float epsilon);
00063   float getIntersectionDetectionEpsilon(void) const;
00064 
00065   static void setIntersectionEpsilon(float epsilon);
00066   static float getIntersectionEpsilon(void);
00067 
00068   void setTypeEnabled(SoType type, SbBool enable);
00069   SbBool isTypeEnabled(SoType type, SbBool checkgroups = FALSE) const;
00070 
00071   void setManipsEnabled(SbBool enable);
00072   SbBool isManipsEnabled(void) const;
00073 
00074   void setDraggersEnabled(SbBool enable);
00075   SbBool isDraggersEnabled(void) const;
00076 
00077   void setShapeInternalsEnabled(SbBool enable);
00078   SbBool isShapeInternalsEnabled(void) const;
00079 
00080   void addVisitationCallback(SoType type, SoIntersectionVisitationCB * cb, void * closure);
00081   void removeVisitationCallback(SoType type, SoIntersectionVisitationCB * cb, void * closure);
00082 
00083   virtual void apply(SoNode * node);
00084   virtual void apply(SoPath * path);
00085   virtual void apply(const SoPathList & paths, SbBool obeysRules = FALSE);
00086 
00087   virtual void setFilterCallback(SoIntersectionFilterCB * cb, void * closure = NULL);
00088   virtual void addIntersectionCallback(SoIntersectionCB * cb, void * closure  = NULL);
00089   virtual void removeIntersectionCallback(SoIntersectionCB * cb, void * closure  = NULL);
00090 
00091 private:
00092   SoIntersectionDetectionActionP * pimpl;
00093 };
00094 
00095 #endif // !COIN_SOINTERSECTIONDETECTIONACTION_H

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

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