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diff --git a/thirdparty/bullet/src/Bullet3OpenCL/NarrowphaseCollision/b3GjkEpa.h b/thirdparty/bullet/src/Bullet3OpenCL/NarrowphaseCollision/b3GjkEpa.h
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--- a/thirdparty/bullet/src/Bullet3OpenCL/NarrowphaseCollision/b3GjkEpa.h
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-/*
-Bullet Continuous Collision Detection and Physics Library
-Copyright (c) 2003-2008 Erwin Coumans http://continuousphysics.com/Bullet/
-
-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.
-*/
-
-/*
-GJK-EPA collision solver by Nathanael Presson, 2008
-*/
-#ifndef B3_GJK_EPA2_H
-#define B3_GJK_EPA2_H
-
-#include "Bullet3Common/b3AlignedObjectArray.h"
-#include "Bullet3Common/b3Transform.h"
-#include "Bullet3Collision/NarrowPhaseCollision/shared/b3ConvexPolyhedronData.h"
-
-
-///btGjkEpaSolver contributed under zlib by Nathanael Presson
-struct b3GjkEpaSolver2
-{
-struct sResults
- {
- enum eStatus
- {
- Separated, /* Shapes doesnt penetrate */
- Penetrating, /* Shapes are penetrating */
- GJK_Failed, /* GJK phase fail, no big issue, shapes are probably just 'touching' */
- EPA_Failed /* EPA phase fail, bigger problem, need to save parameters, and debug */
- } status;
- b3Vector3 witnesses[2];
- b3Vector3 normal;
- b3Scalar distance;
- };
-
-static int StackSizeRequirement();
-
-static bool Distance( const b3Transform& transA, const b3Transform& transB,
- const b3ConvexPolyhedronData* hullA, const b3ConvexPolyhedronData* hullB,
- const b3AlignedObjectArray<b3Vector3>& verticesA,
- const b3AlignedObjectArray<b3Vector3>& verticesB,
- const b3Vector3& guess,
- sResults& results);
-
-static bool Penetration( const b3Transform& transA, const b3Transform& transB,
- const b3ConvexPolyhedronData* hullA, const b3ConvexPolyhedronData* hullB,
- const b3AlignedObjectArray<b3Vector3>& verticesA,
- const b3AlignedObjectArray<b3Vector3>& verticesB,
- const b3Vector3& guess,
- sResults& results,
- bool usemargins=true);
-#if 0
-static b3Scalar SignedDistance( const b3Vector3& position,
- b3Scalar margin,
- const btConvexShape* shape,
- const btTransform& wtrs,
- sResults& results);
-
-static bool SignedDistance( const btConvexShape* shape0,const btTransform& wtrs0,
- const btConvexShape* shape1,const btTransform& wtrs1,
- const b3Vector3& guess,
- sResults& results);
-#endif
-
-};
-
-#endif //B3_GJK_EPA2_H
-