Panda3D

linearFrictionForce.I

00001 // Filename: linearFrictionForce.I
00002 // Created by:  charles (31Jul00)
00003 //
00004 ////////////////////////////////////////////////////////////////////
00005 //
00006 // PANDA 3D SOFTWARE
00007 // Copyright (c) Carnegie Mellon University.  All rights reserved.
00008 //
00009 // All use of this software is subject to the terms of the revised BSD
00010 // license.  You should have received a copy of this license along
00011 // with this source code in a file named "LICENSE."
00012 //
00013 ////////////////////////////////////////////////////////////////////
00014 
00015 ////////////////////////////////////////////////////////////////////
00016 // Function : set_coef
00017 //   Access : public
00018 ////////////////////////////////////////////////////////////////////
00019 INLINE void LinearFrictionForce::
00020 set_coef(PN_stdfloat coef) {
00021   // friction shouldn't be outside of [0, 1]
00022   if (coef < 0.0f) {
00023     coef = 0.0f;
00024   } else if (coef > 1.0f) {
00025     coef = 1.0f;
00026   }
00027   _coef = coef;
00028 }
00029 
00030 ////////////////////////////////////////////////////////////////////
00031 // Function : get_coef
00032 //   Access : public
00033 ////////////////////////////////////////////////////////////////////
00034 INLINE PN_stdfloat LinearFrictionForce::
00035 get_coef() const {
00036   return _coef;
00037 }
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