text: 
  //Bullet Continuous Collision Detection and Physics Library
  //Copyright (c) 2003-2006 Erwin Coumans  http://continuousphysics.com/Bullet/
  
  
  //
  // btAxisSweep3
  //
  // Copyright (c) 2006 Simon Hobbs
  //
  // This software is provided 'as-is', without any express or implied warranty. In no event will the authors be held liable for any damages arising from the use of this software.
  //
  // Permission is granted to anyone to use this software for any purpose, including commercial applications, and to alter it and redistribute it freely, subject to the following restrictions:
  //
  // 1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
  //
  // 2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
  //
  // 3. This notice may not be removed or altered from any source distribution.
  #include "btAxisSweep3.h"
  
  
  btAxisSweep3::btAxisSweep3(const btVector3& worldAabbMin,const btVector3& worldAabbMax, unsigned short int maxHandles, btOverlappingPairCache* pairCache, bool disableRaycastAccelerator)
  :btAxisSweep3Internal<unsigned short int>(worldAabbMin,worldAabbMax,0xfffe,0xffff,maxHandles,pairCache,disableRaycastAccelerator)
  {
  	// 1 handle is reserved as sentinel
  	btAssert(maxHandles > 1 && maxHandles < 32767);
  
  }
  
  
  bt32BitAxisSweep3::bt32BitAxisSweep3(const btVector3& worldAabbMin,const btVector3& worldAabbMax, unsigned int maxHandles , btOverlappingPairCache* pairCache , bool disableRaycastAccelerator)
  :btAxisSweep3Internal<unsigned int>(worldAabbMin,worldAabbMax,0xfffffffe,0x7fffffff,maxHandles,pairCache,disableRaycastAccelerator)
  {
  	// 1 handle is reserved as sentinel
  	btAssert(maxHandles > 1 && maxHandles < 2147483647);
  }
  