torcs - 1.2.2

src/modules/simu/simuv2/SOLID-2.0/src/Endpoint.h

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00001 /*
00002   SOLID - Software Library for Interference Detection
00003   Copyright (C) 1997-1998  Gino van den Bergen
00004 
00005   This library is free software; you can redistribute it and/or
00006   modify it under the terms of the GNU Library General Public
00007   License as published by the Free Software Foundation; either
00008   version 2 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   Library General Public License for more details.
00014 
00015   You should have received a copy of the GNU Library General Public
00016   License along with this library; if not, write to the Free
00017   Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00018 
00019   Please send remarks, questions and bug reports to gino@win.tue.nl,
00020   or write to:
00021                   Gino van den Bergen
00022                   Department of Mathematics and Computing Science
00023                   Eindhoven University of Technology
00024                   P.O. Box 513, 5600 MB Eindhoven, The Netherlands
00025 */
00026 
00027 #ifndef ENDPOINT_H
00028 #define ENDPOINT_H
00029 
00030 #include <3D/Basic.h>
00031 
00032 enum { MIN = 0, MAX = 1 };
00033 typedef int Side;
00034 
00035 class Object;
00036 
00037 class Endpoint {
00038 public:
00039   Endpoint *succ;
00040   Endpoint *pred;
00041   Side side;
00042   const Object *objPtr;
00043   Scalar pos;
00044 
00045   Endpoint() : objPtr(0) {}
00046   Endpoint(int axis, Side s, const Object *obj);
00047   ~Endpoint() { if (objPtr) remove(); }
00048 
00049   void move(Scalar x);
00050 
00051 private:
00052   void insert(Endpoint *p);
00053   void remove() { succ->pred = pred; pred->succ = succ; }
00054 };
00055 
00056 
00057 #endif
00058 

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