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 * Copyright (c) 2005 Erwin Coumans http://continuousphysics.com/Bullet/
 * Permission to use, copy, modify, distribute and sell this software
 * and its documentation for any purpose is hereby granted without fee,
 * provided that the above copyright notice appear in all copies.
 * Erwin Coumans makes no representations about the suitability 
 * of this software for any purpose.  
 * It is provided "as is" without express or implied warranty.


#include <SimdTransform.h>
#include <SimdVector3.h>
#include <SimdScalar.h>
class MinkowskiSumShape;
#include "IDebugDraw.h"

/// ConvexCast is an interface for Casting
00022 class ConvexCast

      virtual ~ConvexCast();

      ///RayResult stores the closest result
      /// alternatively, add a callback method to decide about closest/all results
00031       struct      CastResult
            //virtual bool    addRayResult(const SimdVector3& normal,SimdScalar     fraction) = 0;
            virtual void      DebugDraw(SimdScalar    fraction) {}
            virtual void      DrawCoordSystem(const SimdTransform& trans) {}


            SimdVector3 m_normal;
            SimdScalar  m_fraction;
            SimdTransform     m_hitTransformA;
            SimdTransform     m_hitTransformB;

            IDebugDraw* m_debugDrawer;


      /// cast a convex against another convex object
      virtual bool      calcTimeOfImpact(
                              const SimdTransform& fromA,
                              const SimdTransform& toA,
                              const SimdTransform& fromB,
                              const SimdTransform& toB,
                              CastResult& result) = 0;

#endif //CONVEX_CAST_H

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