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  // Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
  // Copyright (c) 2001-2004 NovodeX AG. All rights reserved.  
  
  #ifndef GU_GJKUTIL_H
  #define GU_GJKUTIL_H
  
  /*
  	This file is used to avoid the inner loop cross DLL calls
  */
  namespace physx
  {
  namespace Gu
  {
  
  enum GjkStatus
  {
  	GJK_NON_INTERSECT,	// two shapes doesn't intersect
  	GJK_CLOSE,			// two shapes doesn't intersect and gjk algorithm will return closest point information
  	GJK_CONTACT,		// two shapes overlap within margin 
  	GJK_UNDEFINED,		// undefined status
  	GJK_DEGENERATE,		// gjk can't converage
  
  	EPA_CONTACT,		// two shapes intersect
  	EPA_DEGENERATE,		// epa can't converage
  	EPA_FAIL			// epa fail to construct an initial polygon to work with 
  };
  
  }//Gu
  }//physx
  
  #endif
  