Dogcows Code - chaz/yoink/blob - src/moof/contact.hh

   1
   2 /*]  Copyright (c) 2009-2011, Charles McGarvey  [*****************************
   3 **]  All rights reserved.
   4 *
   5 * Distributable under the terms and conditions of the 2-clause BSD license;
   6 * see the file COPYING for a complete text of the license.
   7 *
   8 *****************************************************************************/
   9
  10 #ifndef _MOOF_CONTACT_HH_
  11 #define _MOOF_CONTACT_HH_
  12
  13 #include <moof/math.hh>
  14
  15
  16 /**
  17  * \file contact.hh
  18  * Represents a collision between entities.
  19  */
  20
  21 namespace moof {
  22
  23
  24 template <int D = 3>
  25 struct contact
  26 {
  27         typedef moof::vector< scalar, fixed<D> > vector;
  28
  29         vector  point;          // point of contact
  30         scalar  distance;       // distance of penetration
  31         vector  normal;         // normal of surface at point of contact
  32
  33         bool operator < (const contact& rhs)
  34         {
  35                 return distance < rhs.distance;
  36         }
  37 };
  38
  39
  40 } // namespace moof
  41
  42 #endif // _MOOF_CONTACT_HH_
  43