update bullet test to compile from source

1 files changed, 1239 insertions, 0 deletions

diff --git a/tests/bullet/src/BulletDynamics/ConstraintSolver/btSequentialImpulseConstraintSolver.cpp b/tests/bullet/src/BulletDynamics/ConstraintSolver/btSequentialImpulseConstraintSolver.cpp
new file mode 100644
index 00000000..c05e22fb
--- /dev/null
+++ b/tests/bullet/src/BulletDynamics/ConstraintSolver/btSequentialImpulseConstraintSolver.cpp
@@ -0,0 +1,1239 @@
+/*
+Bullet Continuous Collision Detection and Physics Library
+Copyright (c) 2003-2006 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.
+*/
+
+//#define COMPUTE_IMPULSE_DENOM 1
+//It is not necessary (redundant) to refresh contact manifolds, this refresh has been moved to the collision algorithms.
+
+#include "btSequentialImpulseConstraintSolver.h"
+#include "BulletCollision/NarrowPhaseCollision/btPersistentManifold.h"
+#include "BulletDynamics/Dynamics/btRigidBody.h"
+#include "btContactConstraint.h"
+#include "btSolve2LinearConstraint.h"
+#include "btContactSolverInfo.h"
+#include "LinearMath/btIDebugDraw.h"
+#include "btJacobianEntry.h"
+#include "LinearMath/btMinMax.h"
+#include "BulletDynamics/ConstraintSolver/btTypedConstraint.h"
+#include <new>
+#include "LinearMath/btStackAlloc.h"
+#include "LinearMath/btQuickprof.h"
+#include "btSolverBody.h"
+#include "btSolverConstraint.h"
+#include "LinearMath/btAlignedObjectArray.h"
+#include <string.h> //for memset
+
+int		gNumSplitImpulseRecoveries = 0;
+
+btSequentialImpulseConstraintSolver::btSequentialImpulseConstraintSolver()
+:m_btSeed2(0)
+{
+
+}
+
+btSequentialImpulseConstraintSolver::~btSequentialImpulseConstraintSolver()
+{
+}
+
+#ifdef USE_SIMD
+#include <emmintrin.h>
+#define btVecSplat(x, e) _mm_shuffle_ps(x, x, _MM_SHUFFLE(e,e,e,e))
+static inline __m128 btSimdDot3( __m128 vec0, __m128 vec1 )
+{
+	__m128 result = _mm_mul_ps( vec0, vec1);
+	return _mm_add_ps( btVecSplat( result, 0 ), _mm_add_ps( btVecSplat( result, 1 ), btVecSplat( result, 2 ) ) );
+}
+#endif//USE_SIMD
+
+// Project Gauss Seidel or the equivalent Sequential Impulse
+void btSequentialImpulseConstraintSolver::resolveSingleConstraintRowGenericSIMD(btRigidBody& body1,btRigidBody& body2,const btSolverConstraint& c)
+{
+#ifdef USE_SIMD
+	__m128 cpAppliedImp = _mm_set1_ps(c.m_appliedImpulse);
+	__m128	lowerLimit1 = _mm_set1_ps(c.m_lowerLimit);
+	__m128	upperLimit1 = _mm_set1_ps(c.m_upperLimit);
+	__m128 deltaImpulse = _mm_sub_ps(_mm_set1_ps(c.m_rhs), _mm_mul_ps(_mm_set1_ps(c.m_appliedImpulse),_mm_set1_ps(c.m_cfm)));
+	__m128 deltaVel1Dotn	=	_mm_add_ps(btSimdDot3(c.m_contactNormal.mVec128,body1.internalGetDeltaLinearVelocity().mVec128), btSimdDot3(c.m_relpos1CrossNormal.mVec128,body1.internalGetDeltaAngularVelocity().mVec128));
+	__m128 deltaVel2Dotn	=	_mm_sub_ps(btSimdDot3(c.m_relpos2CrossNormal.mVec128,body2.internalGetDeltaAngularVelocity().mVec128),btSimdDot3((c.m_contactNormal).mVec128,body2.internalGetDeltaLinearVelocity().mVec128));
+	deltaImpulse	=	_mm_sub_ps(deltaImpulse,_mm_mul_ps(deltaVel1Dotn,_mm_set1_ps(c.m_jacDiagABInv)));
+	deltaImpulse	=	_mm_sub_ps(deltaImpulse,_mm_mul_ps(deltaVel2Dotn,_mm_set1_ps(c.m_jacDiagABInv)));
+	btSimdScalar sum = _mm_add_ps(cpAppliedImp,deltaImpulse);
+	btSimdScalar resultLowerLess,resultUpperLess;
+	resultLowerLess = _mm_cmplt_ps(sum,lowerLimit1);
+	resultUpperLess = _mm_cmplt_ps(sum,upperLimit1);
+	__m128 lowMinApplied = _mm_sub_ps(lowerLimit1,cpAppliedImp);
+	deltaImpulse = _mm_or_ps( _mm_and_ps(resultLowerLess, lowMinApplied), _mm_andnot_ps(resultLowerLess, deltaImpulse) );
+	c.m_appliedImpulse = _mm_or_ps( _mm_and_ps(resultLowerLess, lowerLimit1), _mm_andnot_ps(resultLowerLess, sum) );
+	__m128 upperMinApplied = _mm_sub_ps(upperLimit1,cpAppliedImp);
+	deltaImpulse = _mm_or_ps( _mm_and_ps(resultUpperLess, deltaImpulse), _mm_andnot_ps(resultUpperLess, upperMinApplied) );
+	c.m_appliedImpulse = _mm_or_ps( _mm_and_ps(resultUpperLess, c.m_appliedImpulse), _mm_andnot_ps(resultUpperLess, upperLimit1) );
+	__m128	linearComponentA = _mm_mul_ps(c.m_contactNormal.mVec128,body1.internalGetInvMass().mVec128);
+	__m128	linearComponentB = _mm_mul_ps((c.m_contactNormal).mVec128,body2.internalGetInvMass().mVec128);
+	__m128 impulseMagnitude = deltaImpulse;
+	body1.internalGetDeltaLinearVelocity().mVec128 = _mm_add_ps(body1.internalGetDeltaLinearVelocity().mVec128,_mm_mul_ps(linearComponentA,impulseMagnitude));
+	body1.internalGetDeltaAngularVelocity().mVec128 = _mm_add_ps(body1.internalGetDeltaAngularVelocity().mVec128 ,_mm_mul_ps(c.m_angularComponentA.mVec128,impulseMagnitude));
+	body2.internalGetDeltaLinearVelocity().mVec128 = _mm_sub_ps(body2.internalGetDeltaLinearVelocity().mVec128,_mm_mul_ps(linearComponentB,impulseMagnitude));
+	body2.internalGetDeltaAngularVelocity().mVec128 = _mm_add_ps(body2.internalGetDeltaAngularVelocity().mVec128 ,_mm_mul_ps(c.m_angularComponentB.mVec128,impulseMagnitude));
+#else
+	resolveSingleConstraintRowGeneric(body1,body2,c);
+#endif
+}
+
+// Project Gauss Seidel or the equivalent Sequential Impulse
+ void btSequentialImpulseConstraintSolver::resolveSingleConstraintRowGeneric(btRigidBody& body1,btRigidBody& body2,const btSolverConstraint& c)
+{
+	btScalar deltaImpulse = c.m_rhs-btScalar(c.m_appliedImpulse)*c.m_cfm;
+	const btScalar deltaVel1Dotn	=	c.m_contactNormal.dot(body1.internalGetDeltaLinearVelocity()) 	+ c.m_relpos1CrossNormal.dot(body1.internalGetDeltaAngularVelocity());
+	const btScalar deltaVel2Dotn	=	-c.m_contactNormal.dot(body2.internalGetDeltaLinearVelocity()) + c.m_relpos2CrossNormal.dot(body2.internalGetDeltaAngularVelocity());
+
+//	const btScalar delta_rel_vel	=	deltaVel1Dotn-deltaVel2Dotn;
+	deltaImpulse	-=	deltaVel1Dotn*c.m_jacDiagABInv;
+	deltaImpulse	-=	deltaVel2Dotn*c.m_jacDiagABInv;
+
+	const btScalar sum = btScalar(c.m_appliedImpulse) + deltaImpulse;
+	if (sum < c.m_lowerLimit)
+	{
+		deltaImpulse = c.m_lowerLimit-c.m_appliedImpulse;
+		c.m_appliedImpulse = c.m_lowerLimit;
+	}
+	else if (sum > c.m_upperLimit) 
+	{
+		deltaImpulse = c.m_upperLimit-c.m_appliedImpulse;
+		c.m_appliedImpulse = c.m_upperLimit;
+	}
+	else
+	{
+		c.m_appliedImpulse = sum;
+	}
+		body1.internalApplyImpulse(c.m_contactNormal*body1.internalGetInvMass(),c.m_angularComponentA,deltaImpulse);
+		body2.internalApplyImpulse(-c.m_contactNormal*body2.internalGetInvMass(),c.m_angularComponentB,deltaImpulse);
+}
+
+ void btSequentialImpulseConstraintSolver::resolveSingleConstraintRowLowerLimitSIMD(btRigidBody& body1,btRigidBody& body2,const btSolverConstraint& c)
+{
+#ifdef USE_SIMD
+	__m128 cpAppliedImp = _mm_set1_ps(c.m_appliedImpulse);
+	__m128	lowerLimit1 = _mm_set1_ps(c.m_lowerLimit);
+	__m128	upperLimit1 = _mm_set1_ps(c.m_upperLimit);
+	__m128 deltaImpulse = _mm_sub_ps(_mm_set1_ps(c.m_rhs), _mm_mul_ps(_mm_set1_ps(c.m_appliedImpulse),_mm_set1_ps(c.m_cfm)));
+	__m128 deltaVel1Dotn	=	_mm_add_ps(btSimdDot3(c.m_contactNormal.mVec128,body1.internalGetDeltaLinearVelocity().mVec128), btSimdDot3(c.m_relpos1CrossNormal.mVec128,body1.internalGetDeltaAngularVelocity().mVec128));
+	__m128 deltaVel2Dotn	=	_mm_sub_ps(btSimdDot3(c.m_relpos2CrossNormal.mVec128,body2.internalGetDeltaAngularVelocity().mVec128),btSimdDot3((c.m_contactNormal).mVec128,body2.internalGetDeltaLinearVelocity().mVec128));
+	deltaImpulse	=	_mm_sub_ps(deltaImpulse,_mm_mul_ps(deltaVel1Dotn,_mm_set1_ps(c.m_jacDiagABInv)));
+	deltaImpulse	=	_mm_sub_ps(deltaImpulse,_mm_mul_ps(deltaVel2Dotn,_mm_set1_ps(c.m_jacDiagABInv)));
+	btSimdScalar sum = _mm_add_ps(cpAppliedImp,deltaImpulse);
+	btSimdScalar resultLowerLess,resultUpperLess;
+	resultLowerLess = _mm_cmplt_ps(sum,lowerLimit1);
+	resultUpperLess = _mm_cmplt_ps(sum,upperLimit1);
+	__m128 lowMinApplied = _mm_sub_ps(lowerLimit1,cpAppliedImp);
+	deltaImpulse = _mm_or_ps( _mm_and_ps(resultLowerLess, lowMinApplied), _mm_andnot_ps(resultLowerLess, deltaImpulse) );
+	c.m_appliedImpulse = _mm_or_ps( _mm_and_ps(resultLowerLess, lowerLimit1), _mm_andnot_ps(resultLowerLess, sum) );
+	__m128	linearComponentA = _mm_mul_ps(c.m_contactNormal.mVec128,body1.internalGetInvMass().mVec128);
+	__m128	linearComponentB = _mm_mul_ps((c.m_contactNormal).mVec128,body2.internalGetInvMass().mVec128);
+	__m128 impulseMagnitude = deltaImpulse;
+	body1.internalGetDeltaLinearVelocity().mVec128 = _mm_add_ps(body1.internalGetDeltaLinearVelocity().mVec128,_mm_mul_ps(linearComponentA,impulseMagnitude));
+	body1.internalGetDeltaAngularVelocity().mVec128 = _mm_add_ps(body1.internalGetDeltaAngularVelocity().mVec128 ,_mm_mul_ps(c.m_angularComponentA.mVec128,impulseMagnitude));
+	body2.internalGetDeltaLinearVelocity().mVec128 = _mm_sub_ps(body2.internalGetDeltaLinearVelocity().mVec128,_mm_mul_ps(linearComponentB,impulseMagnitude));
+	body2.internalGetDeltaAngularVelocity().mVec128 = _mm_add_ps(body2.internalGetDeltaAngularVelocity().mVec128 ,_mm_mul_ps(c.m_angularComponentB.mVec128,impulseMagnitude));
+#else
+	resolveSingleConstraintRowLowerLimit(body1,body2,c);
+#endif
+}
+
+// Project Gauss Seidel or the equivalent Sequential Impulse
+ void btSequentialImpulseConstraintSolver::resolveSingleConstraintRowLowerLimit(btRigidBody& body1,btRigidBody& body2,const btSolverConstraint& c)
+{
+	btScalar deltaImpulse = c.m_rhs-btScalar(c.m_appliedImpulse)*c.m_cfm;
+	const btScalar deltaVel1Dotn	=	c.m_contactNormal.dot(body1.internalGetDeltaLinearVelocity()) 	+ c.m_relpos1CrossNormal.dot(body1.internalGetDeltaAngularVelocity());
+	const btScalar deltaVel2Dotn	=	-c.m_contactNormal.dot(body2.internalGetDeltaLinearVelocity()) + c.m_relpos2CrossNormal.dot(body2.internalGetDeltaAngularVelocity());
+
+	deltaImpulse	-=	deltaVel1Dotn*c.m_jacDiagABInv;
+	deltaImpulse	-=	deltaVel2Dotn*c.m_jacDiagABInv;
+	const btScalar sum = btScalar(c.m_appliedImpulse) + deltaImpulse;
+	if (sum < c.m_lowerLimit)
+	{
+		deltaImpulse = c.m_lowerLimit-c.m_appliedImpulse;
+		c.m_appliedImpulse = c.m_lowerLimit;
+	}
+	else
+	{
+		c.m_appliedImpulse = sum;
+	}
+	body1.internalApplyImpulse(c.m_contactNormal*body1.internalGetInvMass(),c.m_angularComponentA,deltaImpulse);
+	body2.internalApplyImpulse(-c.m_contactNormal*body2.internalGetInvMass(),c.m_angularComponentB,deltaImpulse);
+}
+
+
+void	btSequentialImpulseConstraintSolver::resolveSplitPenetrationImpulseCacheFriendly(
+        btRigidBody& body1,
+        btRigidBody& body2,
+        const btSolverConstraint& c)
+{
+		if (c.m_rhsPenetration)
+        {
+			gNumSplitImpulseRecoveries++;
+			btScalar deltaImpulse = c.m_rhsPenetration-btScalar(c.m_appliedPushImpulse)*c.m_cfm;
+			const btScalar deltaVel1Dotn	=	c.m_contactNormal.dot(body1.internalGetPushVelocity()) 	+ c.m_relpos1CrossNormal.dot(body1.internalGetTurnVelocity());
+			const btScalar deltaVel2Dotn	=	-c.m_contactNormal.dot(body2.internalGetPushVelocity()) + c.m_relpos2CrossNormal.dot(body2.internalGetTurnVelocity());
+
+			deltaImpulse	-=	deltaVel1Dotn*c.m_jacDiagABInv;
+			deltaImpulse	-=	deltaVel2Dotn*c.m_jacDiagABInv;
+			const btScalar sum = btScalar(c.m_appliedPushImpulse) + deltaImpulse;
+			if (sum < c.m_lowerLimit)
+			{
+				deltaImpulse = c.m_lowerLimit-c.m_appliedPushImpulse;
+				c.m_appliedPushImpulse = c.m_lowerLimit;
+			}
+			else
+			{
+				c.m_appliedPushImpulse = sum;
+			}
+			body1.internalApplyPushImpulse(c.m_contactNormal*body1.internalGetInvMass(),c.m_angularComponentA,deltaImpulse);
+			body2.internalApplyPushImpulse(-c.m_contactNormal*body2.internalGetInvMass(),c.m_angularComponentB,deltaImpulse);
+        }
+}
+
+ void btSequentialImpulseConstraintSolver::resolveSplitPenetrationSIMD(btRigidBody& body1,btRigidBody& body2,const btSolverConstraint& c)
+{
+#ifdef USE_SIMD
+	if (!c.m_rhsPenetration)
+		return;
+
+	gNumSplitImpulseRecoveries++;
+
+	__m128 cpAppliedImp = _mm_set1_ps(c.m_appliedPushImpulse);
+	__m128	lowerLimit1 = _mm_set1_ps(c.m_lowerLimit);
+	__m128	upperLimit1 = _mm_set1_ps(c.m_upperLimit);
+	__m128 deltaImpulse = _mm_sub_ps(_mm_set1_ps(c.m_rhsPenetration), _mm_mul_ps(_mm_set1_ps(c.m_appliedPushImpulse),_mm_set1_ps(c.m_cfm)));
+	__m128 deltaVel1Dotn	=	_mm_add_ps(btSimdDot3(c.m_contactNormal.mVec128,body1.internalGetPushVelocity().mVec128), btSimdDot3(c.m_relpos1CrossNormal.mVec128,body1.internalGetTurnVelocity().mVec128));
+	__m128 deltaVel2Dotn	=	_mm_sub_ps(btSimdDot3(c.m_relpos2CrossNormal.mVec128,body2.internalGetTurnVelocity().mVec128),btSimdDot3((c.m_contactNormal).mVec128,body2.internalGetPushVelocity().mVec128));
+	deltaImpulse	=	_mm_sub_ps(deltaImpulse,_mm_mul_ps(deltaVel1Dotn,_mm_set1_ps(c.m_jacDiagABInv)));
+	deltaImpulse	=	_mm_sub_ps(deltaImpulse,_mm_mul_ps(deltaVel2Dotn,_mm_set1_ps(c.m_jacDiagABInv)));
+	btSimdScalar sum = _mm_add_ps(cpAppliedImp,deltaImpulse);
+	btSimdScalar resultLowerLess,resultUpperLess;
+	resultLowerLess = _mm_cmplt_ps(sum,lowerLimit1);
+	resultUpperLess = _mm_cmplt_ps(sum,upperLimit1);
+	__m128 lowMinApplied = _mm_sub_ps(lowerLimit1,cpAppliedImp);
+	deltaImpulse = _mm_or_ps( _mm_and_ps(resultLowerLess, lowMinApplied), _mm_andnot_ps(resultLowerLess, deltaImpulse) );
+	c.m_appliedImpulse = _mm_or_ps( _mm_and_ps(resultLowerLess, lowerLimit1), _mm_andnot_ps(resultLowerLess, sum) );
+	__m128	linearComponentA = _mm_mul_ps(c.m_contactNormal.mVec128,body1.internalGetInvMass().mVec128);
+	__m128	linearComponentB = _mm_mul_ps((c.m_contactNormal).mVec128,body2.internalGetInvMass().mVec128);
+	__m128 impulseMagnitude = deltaImpulse;
+	body1.internalGetPushVelocity().mVec128 = _mm_add_ps(body1.internalGetPushVelocity().mVec128,_mm_mul_ps(linearComponentA,impulseMagnitude));
+	body1.internalGetTurnVelocity().mVec128 = _mm_add_ps(body1.internalGetTurnVelocity().mVec128 ,_mm_mul_ps(c.m_angularComponentA.mVec128,impulseMagnitude));
+	body2.internalGetPushVelocity().mVec128 = _mm_sub_ps(body2.internalGetPushVelocity().mVec128,_mm_mul_ps(linearComponentB,impulseMagnitude));
+	body2.internalGetTurnVelocity().mVec128 = _mm_add_ps(body2.internalGetTurnVelocity().mVec128 ,_mm_mul_ps(c.m_angularComponentB.mVec128,impulseMagnitude));
+#else
+	resolveSplitPenetrationImpulseCacheFriendly(body1,body2,c);
+#endif
+}
+
+
+
+unsigned long btSequentialImpulseConstraintSolver::btRand2()
+{
+	m_btSeed2 = (1664525L*m_btSeed2 + 1013904223L) & 0xffffffff;
+	return m_btSeed2;
+}
+
+
+
+//See ODE: adam's all-int straightforward(?) dRandInt (0..n-1)
+int btSequentialImpulseConstraintSolver::btRandInt2 (int n)
+{
+	// seems good; xor-fold and modulus
+	const unsigned long un = static_cast<unsigned long>(n);
+	unsigned long r = btRand2();
+
+	// note: probably more aggressive than it needs to be -- might be
+	//       able to get away without one or two of the innermost branches.
+	if (un <= 0x00010000UL) {
+		r ^= (r >> 16);
+		if (un <= 0x00000100UL) {
+			r ^= (r >> 8);
+			if (un <= 0x00000010UL) {
+				r ^= (r >> 4);
+				if (un <= 0x00000004UL) {
+					r ^= (r >> 2);
+					if (un <= 0x00000002UL) {
+						r ^= (r >> 1);
+					}
+				}
+			}
+		}
+	}
+
+	return (int) (r % un);
+}
+
+
+#if 0
+void	btSequentialImpulseConstraintSolver::initSolverBody(btSolverBody* solverBody, btCollisionObject* collisionObject)
+{
+	btRigidBody* rb = collisionObject? btRigidBody::upcast(collisionObject) : 0;
+
+	solverBody->internalGetDeltaLinearVelocity().setValue(0.f,0.f,0.f);
+	solverBody->internalGetDeltaAngularVelocity().setValue(0.f,0.f,0.f);
+	solverBody->internalGetPushVelocity().setValue(0.f,0.f,0.f);
+	solverBody->internalGetTurnVelocity().setValue(0.f,0.f,0.f);
+
+	if (rb)
+	{
+		solverBody->internalGetInvMass() = btVector3(rb->getInvMass(),rb->getInvMass(),rb->getInvMass())*rb->getLinearFactor();
+		solverBody->m_originalBody = rb;
+		solverBody->m_angularFactor = rb->getAngularFactor();
+	} else
+	{
+		solverBody->internalGetInvMass().setValue(0,0,0);
+		solverBody->m_originalBody = 0;
+		solverBody->m_angularFactor.setValue(1,1,1);
+	}
+}
+#endif
+
+
+
+
+
+btScalar btSequentialImpulseConstraintSolver::restitutionCurve(btScalar rel_vel, btScalar restitution)
+{
+	btScalar rest = restitution * -rel_vel;
+	return rest;
+}
+
+
+
+void	applyAnisotropicFriction(btCollisionObject* colObj,btVector3& frictionDirection);
+void	applyAnisotropicFriction(btCollisionObject* colObj,btVector3& frictionDirection)
+{
+	if (colObj && colObj->hasAnisotropicFriction())
+	{
+		// transform to local coordinates
+		btVector3 loc_lateral = frictionDirection * colObj->getWorldTransform().getBasis();
+		const btVector3& friction_scaling = colObj->getAnisotropicFriction();
+		//apply anisotropic friction
+		loc_lateral *= friction_scaling;
+		// ... and transform it back to global coordinates
+		frictionDirection = colObj->getWorldTransform().getBasis() * loc_lateral;
+	}
+}
+
+
+void btSequentialImpulseConstraintSolver::setupFrictionConstraint(btSolverConstraint& solverConstraint, const btVector3& normalAxis,btRigidBody* solverBodyA,btRigidBody* solverBodyB,btManifoldPoint& cp,const btVector3& rel_pos1,const btVector3& rel_pos2,btCollisionObject* colObj0,btCollisionObject* colObj1, btScalar relaxation, btScalar desiredVelocity, btScalar cfmSlip)
+{
+
+
+	btRigidBody* body0=btRigidBody::upcast(colObj0);
+	btRigidBody* body1=btRigidBody::upcast(colObj1);
+
+	solverConstraint.m_contactNormal = normalAxis;
+
+	solverConstraint.m_solverBodyA = body0 ? body0 : &getFixedBody();
+	solverConstraint.m_solverBodyB = body1 ? body1 : &getFixedBody();
+
+	solverConstraint.m_friction = cp.m_combinedFriction;
+	solverConstraint.m_originalContactPoint = 0;
+
+	solverConstraint.m_appliedImpulse = 0.f;
+	solverConstraint.m_appliedPushImpulse = 0.f;
+
+	{
+		btVector3 ftorqueAxis1 = rel_pos1.cross(solverConstraint.m_contactNormal);
+		solverConstraint.m_relpos1CrossNormal = ftorqueAxis1;
+		solverConstraint.m_angularComponentA = body0 ? body0->getInvInertiaTensorWorld()*ftorqueAxis1*body0->getAngularFactor() : btVector3(0,0,0);
+	}
+	{
+		btVector3 ftorqueAxis1 = rel_pos2.cross(-solverConstraint.m_contactNormal);
+		solverConstraint.m_relpos2CrossNormal = ftorqueAxis1;
+		solverConstraint.m_angularComponentB = body1 ? body1->getInvInertiaTensorWorld()*ftorqueAxis1*body1->getAngularFactor() : btVector3(0,0,0);
+	}
+
+#ifdef COMPUTE_IMPULSE_DENOM
+	btScalar denom0 = rb0->computeImpulseDenominator(pos1,solverConstraint.m_contactNormal);
+	btScalar denom1 = rb1->computeImpulseDenominator(pos2,solverConstraint.m_contactNormal);
+#else
+	btVector3 vec;
+	btScalar denom0 = 0.f;
+	btScalar denom1 = 0.f;
+	if (body0)
+	{
+		vec = ( solverConstraint.m_angularComponentA).cross(rel_pos1);
+		denom0 = body0->getInvMass() + normalAxis.dot(vec);
+	}
+	if (body1)
+	{
+		vec = ( -solverConstraint.m_angularComponentB).cross(rel_pos2);
+		denom1 = body1->getInvMass() + normalAxis.dot(vec);
+	}
+
+
+#endif //COMPUTE_IMPULSE_DENOM
+	btScalar denom = relaxation/(denom0+denom1);
+	solverConstraint.m_jacDiagABInv = denom;
+
+#ifdef _USE_JACOBIAN
+	solverConstraint.m_jac =  btJacobianEntry (
+		rel_pos1,rel_pos2,solverConstraint.m_contactNormal,
+		body0->getInvInertiaDiagLocal(),
+		body0->getInvMass(),
+		body1->getInvInertiaDiagLocal(),
+		body1->getInvMass());
+#endif //_USE_JACOBIAN
+
+
+	{
+		btScalar rel_vel;
+		btScalar vel1Dotn = solverConstraint.m_contactNormal.dot(body0?body0->getLinearVelocity():btVector3(0,0,0)) 
+			+ solverConstraint.m_relpos1CrossNormal.dot(body0?body0->getAngularVelocity():btVector3(0,0,0));
+		btScalar vel2Dotn = -solverConstraint.m_contactNormal.dot(body1?body1->getLinearVelocity():btVector3(0,0,0)) 
+			+ solverConstraint.m_relpos2CrossNormal.dot(body1?body1->getAngularVelocity():btVector3(0,0,0));
+
+		rel_vel = vel1Dotn+vel2Dotn;
+
+//		btScalar positionalError = 0.f;
+
+		btSimdScalar velocityError =  desiredVelocity - rel_vel;
+		btSimdScalar	velocityImpulse = velocityError * btSimdScalar(solverConstraint.m_jacDiagABInv);
+		solverConstraint.m_rhs = velocityImpulse;
+		solverConstraint.m_cfm = cfmSlip;
+		solverConstraint.m_lowerLimit = 0;
+		solverConstraint.m_upperLimit = 1e10f;
+	}
+}
+
+
+
+btSolverConstraint&	btSequentialImpulseConstraintSolver::addFrictionConstraint(const btVector3& normalAxis,btRigidBody* solverBodyA,btRigidBody* solverBodyB,int frictionIndex,btManifoldPoint& cp,const btVector3& rel_pos1,const btVector3& rel_pos2,btCollisionObject* colObj0,btCollisionObject* colObj1, btScalar relaxation, btScalar desiredVelocity, btScalar cfmSlip)
+{
+	btSolverConstraint& solverConstraint = m_tmpSolverContactFrictionConstraintPool.expandNonInitializing();
+	solverConstraint.m_frictionIndex = frictionIndex;
+	setupFrictionConstraint(solverConstraint, normalAxis, solverBodyA, solverBodyB, cp, rel_pos1, rel_pos2, 
+							colObj0, colObj1, relaxation, desiredVelocity, cfmSlip);
+	return solverConstraint;
+}
+
+int	btSequentialImpulseConstraintSolver::getOrInitSolverBody(btCollisionObject& body)
+{
+#if 0
+	int solverBodyIdA = -1;
+
+	if (body.getCompanionId() >= 0)
+	{
+		//body has already been converted
+		solverBodyIdA = body.getCompanionId();
+	} else
+	{
+		btRigidBody* rb = btRigidBody::upcast(&body);
+		if (rb && rb->getInvMass())
+		{
+			solverBodyIdA = m_tmpSolverBodyPool.size();
+			btSolverBody& solverBody = m_tmpSolverBodyPool.expand();
+			initSolverBody(&solverBody,&body);
+			body.setCompanionId(solverBodyIdA);
+		} else
+		{
+			return 0;//assume first one is a fixed solver body
+		}
+	}
+	return solverBodyIdA;
+#endif
+	return 0;
+}
+#include <stdio.h>
+
+
+void btSequentialImpulseConstraintSolver::setupContactConstraint(btSolverConstraint& solverConstraint, 
+																 btCollisionObject* colObj0, btCollisionObject* colObj1,
+																 btManifoldPoint& cp, const btContactSolverInfo& infoGlobal,
+																 btVector3& vel, btScalar& rel_vel, btScalar& relaxation,
+																 btVector3& rel_pos1, btVector3& rel_pos2)
+{
+			btRigidBody* rb0 = btRigidBody::upcast(colObj0);
+			btRigidBody* rb1 = btRigidBody::upcast(colObj1);
+
+			const btVector3& pos1 = cp.getPositionWorldOnA();
+			const btVector3& pos2 = cp.getPositionWorldOnB();
+
+//			btVector3 rel_pos1 = pos1 - colObj0->getWorldTransform().getOrigin(); 
+//			btVector3 rel_pos2 = pos2 - colObj1->getWorldTransform().getOrigin();
+			rel_pos1 = pos1 - colObj0->getWorldTransform().getOrigin(); 
+			rel_pos2 = pos2 - colObj1->getWorldTransform().getOrigin();
+
+			relaxation = 1.f;
+
+			btVector3 torqueAxis0 = rel_pos1.cross(cp.m_normalWorldOnB);
+			solverConstraint.m_angularComponentA = rb0 ? rb0->getInvInertiaTensorWorld()*torqueAxis0*rb0->getAngularFactor() : btVector3(0,0,0);
+			btVector3 torqueAxis1 = rel_pos2.cross(cp.m_normalWorldOnB);		
+			solverConstraint.m_angularComponentB = rb1 ? rb1->getInvInertiaTensorWorld()*-torqueAxis1*rb1->getAngularFactor() : btVector3(0,0,0);
+
+				{
+#ifdef COMPUTE_IMPULSE_DENOM
+					btScalar denom0 = rb0->computeImpulseDenominator(pos1,cp.m_normalWorldOnB);
+					btScalar denom1 = rb1->computeImpulseDenominator(pos2,cp.m_normalWorldOnB);
+#else							
+					btVector3 vec;
+					btScalar denom0 = 0.f;
+					btScalar denom1 = 0.f;
+					if (rb0)
+					{
+						vec = ( solverConstraint.m_angularComponentA).cross(rel_pos1);
+						denom0 = rb0->getInvMass() + cp.m_normalWorldOnB.dot(vec);
+					}
+					if (rb1)
+					{
+						vec = ( -solverConstraint.m_angularComponentB).cross(rel_pos2);
+						denom1 = rb1->getInvMass() + cp.m_normalWorldOnB.dot(vec);
+					}
+#endif //COMPUTE_IMPULSE_DENOM		
+
+					btScalar denom = relaxation/(denom0+denom1);
+					solverConstraint.m_jacDiagABInv = denom;
+				}
+
+				solverConstraint.m_contactNormal = cp.m_normalWorldOnB;
+				solverConstraint.m_relpos1CrossNormal = rel_pos1.cross(cp.m_normalWorldOnB);
+				solverConstraint.m_relpos2CrossNormal = rel_pos2.cross(-cp.m_normalWorldOnB);
+
+
+
+
+			btVector3 vel1 = rb0 ? rb0->getVelocityInLocalPoint(rel_pos1) : btVector3(0,0,0);
+			btVector3 vel2 = rb1 ? rb1->getVelocityInLocalPoint(rel_pos2) : btVector3(0,0,0);
+			vel  = vel1 - vel2;
+			rel_vel = cp.m_normalWorldOnB.dot(vel);
+
+				btScalar penetration = cp.getDistance()+infoGlobal.m_linearSlop;
+
+
+				solverConstraint.m_friction = cp.m_combinedFriction;
+
+				btScalar restitution = 0.f;
+				
+				if (cp.m_lifeTime>infoGlobal.m_restingContactRestitutionThreshold)
+				{
+					restitution = 0.f;
+				} else
+				{
+					restitution =  restitutionCurve(rel_vel, cp.m_combinedRestitution);
+					if (restitution <= btScalar(0.))
+					{
+						restitution = 0.f;
+					};
+				}
+
+
+				///warm starting (or zero if disabled)
+				if (infoGlobal.m_solverMode & SOLVER_USE_WARMSTARTING)
+				{
+					solverConstraint.m_appliedImpulse = cp.m_appliedImpulse * infoGlobal.m_warmstartingFactor;
+					if (rb0)
+						rb0->internalApplyImpulse(solverConstraint.m_contactNormal*rb0->getInvMass()*rb0->getLinearFactor(),solverConstraint.m_angularComponentA,solverConstraint.m_appliedImpulse);
+					if (rb1)
+						rb1->internalApplyImpulse(solverConstraint.m_contactNormal*rb1->getInvMass()*rb1->getLinearFactor(),-solverConstraint.m_angularComponentB,-(btScalar)solverConstraint.m_appliedImpulse);
+				} else
+				{
+					solverConstraint.m_appliedImpulse = 0.f;
+				}
+
+				solverConstraint.m_appliedPushImpulse = 0.f;
+
+				{
+					btScalar rel_vel;
+					btScalar vel1Dotn = solverConstraint.m_contactNormal.dot(rb0?rb0->getLinearVelocity():btVector3(0,0,0)) 
+						+ solverConstraint.m_relpos1CrossNormal.dot(rb0?rb0->getAngularVelocity():btVector3(0,0,0));
+					btScalar vel2Dotn = -solverConstraint.m_contactNormal.dot(rb1?rb1->getLinearVelocity():btVector3(0,0,0)) 
+						+ solverConstraint.m_relpos2CrossNormal.dot(rb1?rb1->getAngularVelocity():btVector3(0,0,0));
+
+					rel_vel = vel1Dotn+vel2Dotn;
+
+					btScalar positionalError = 0.f;
+					btScalar	velocityError = restitution - rel_vel;// * damping;
+
+					if (penetration>0)
+					{
+						positionalError = 0;
+						velocityError -= penetration / infoGlobal.m_timeStep;
+					} else
+					{
+						positionalError = -penetration * infoGlobal.m_erp/infoGlobal.m_timeStep;
+					}
+
+					btScalar  penetrationImpulse = positionalError*solverConstraint.m_jacDiagABInv;
+					btScalar velocityImpulse = velocityError *solverConstraint.m_jacDiagABInv;
+					if (!infoGlobal.m_splitImpulse || (penetration > infoGlobal.m_splitImpulsePenetrationThreshold))
+					{
+						//combine position and velocity into rhs
+						solverConstraint.m_rhs = penetrationImpulse+velocityImpulse;
+						solverConstraint.m_rhsPenetration = 0.f;
+					} else
+					{
+						//split position and velocity into rhs and m_rhsPenetration
+						solverConstraint.m_rhs = velocityImpulse;
+						solverConstraint.m_rhsPenetration = penetrationImpulse;
+					}
+					solverConstraint.m_cfm = 0.f;
+					solverConstraint.m_lowerLimit = 0;
+					solverConstraint.m_upperLimit = 1e10f;
+				}
+
+
+
+
+}
+
+
+
+void btSequentialImpulseConstraintSolver::setFrictionConstraintImpulse( btSolverConstraint& solverConstraint, 
+																		btRigidBody* rb0, btRigidBody* rb1, 
+																 btManifoldPoint& cp, const btContactSolverInfo& infoGlobal)
+{
+					if (infoGlobal.m_solverMode & SOLVER_USE_FRICTION_WARMSTARTING)
+					{
+						{
+							btSolverConstraint& frictionConstraint1 = m_tmpSolverContactFrictionConstraintPool[solverConstraint.m_frictionIndex];
+							if (infoGlobal.m_solverMode & SOLVER_USE_WARMSTARTING)
+							{
+								frictionConstraint1.m_appliedImpulse = cp.m_appliedImpulseLateral1 * infoGlobal.m_warmstartingFactor;
+								if (rb0)
+									rb0->internalApplyImpulse(frictionConstraint1.m_contactNormal*rb0->getInvMass()*rb0->getLinearFactor(),frictionConstraint1.m_angularComponentA,frictionConstraint1.m_appliedImpulse);
+								if (rb1)
+									rb1->internalApplyImpulse(frictionConstraint1.m_contactNormal*rb1->getInvMass()*rb1->getLinearFactor(),-frictionConstraint1.m_angularComponentB,-(btScalar)frictionConstraint1.m_appliedImpulse);
+							} else
+							{
+								frictionConstraint1.m_appliedImpulse = 0.f;
+							}
+						}
+
+						if ((infoGlobal.m_solverMode & SOLVER_USE_2_FRICTION_DIRECTIONS))
+						{
+							btSolverConstraint& frictionConstraint2 = m_tmpSolverContactFrictionConstraintPool[solverConstraint.m_frictionIndex+1];
+							if (infoGlobal.m_solverMode & SOLVER_USE_WARMSTARTING)
+							{
+								frictionConstraint2.m_appliedImpulse = cp.m_appliedImpulseLateral2 * infoGlobal.m_warmstartingFactor;
+								if (rb0)
+									rb0->internalApplyImpulse(frictionConstraint2.m_contactNormal*rb0->getInvMass(),frictionConstraint2.m_angularComponentA,frictionConstraint2.m_appliedImpulse);
+								if (rb1)
+									rb1->internalApplyImpulse(frictionConstraint2.m_contactNormal*rb1->getInvMass(),-frictionConstraint2.m_angularComponentB,-(btScalar)frictionConstraint2.m_appliedImpulse);
+							} else
+							{
+								frictionConstraint2.m_appliedImpulse = 0.f;
+							}
+						}
+					} else
+					{
+						btSolverConstraint& frictionConstraint1 = m_tmpSolverContactFrictionConstraintPool[solverConstraint.m_frictionIndex];
+						frictionConstraint1.m_appliedImpulse = 0.f;
+						if ((infoGlobal.m_solverMode & SOLVER_USE_2_FRICTION_DIRECTIONS))
+						{
+							btSolverConstraint& frictionConstraint2 = m_tmpSolverContactFrictionConstraintPool[solverConstraint.m_frictionIndex+1];
+							frictionConstraint2.m_appliedImpulse = 0.f;
+						}
+					}
+}
+
+
+
+
+void	btSequentialImpulseConstraintSolver::convertContact(btPersistentManifold* manifold,const btContactSolverInfo& infoGlobal)
+{
+	btCollisionObject* colObj0=0,*colObj1=0;
+
+	colObj0 = (btCollisionObject*)manifold->getBody0();
+	colObj1 = (btCollisionObject*)manifold->getBody1();
+
+
+	btRigidBody* solverBodyA = btRigidBody::upcast(colObj0);
+	btRigidBody* solverBodyB = btRigidBody::upcast(colObj1);
+
+	///avoid collision response between two static objects
+	if ((!solverBodyA || !solverBodyA->getInvMass()) && (!solverBodyB || !solverBodyB->getInvMass()))
+		return;
+
+	for (int j=0;j<manifold->getNumContacts();j++)
+	{
+
+		btManifoldPoint& cp = manifold->getContactPoint(j);
+
+		if (cp.getDistance() <= manifold->getContactProcessingThreshold())
+		{
+			btVector3 rel_pos1;
+			btVector3 rel_pos2;
+			btScalar relaxation;
+			btScalar rel_vel;
+			btVector3 vel;
+
+			int frictionIndex = m_tmpSolverContactConstraintPool.size();
+			btSolverConstraint& solverConstraint = m_tmpSolverContactConstraintPool.expandNonInitializing();
+			btRigidBody* rb0 = btRigidBody::upcast(colObj0);
+			btRigidBody* rb1 = btRigidBody::upcast(colObj1);
+			solverConstraint.m_solverBodyA = rb0? rb0 : &getFixedBody();
+			solverConstraint.m_solverBodyB = rb1? rb1 : &getFixedBody();
+			solverConstraint.m_originalContactPoint = &cp;
+
+			setupContactConstraint(solverConstraint, colObj0, colObj1, cp, infoGlobal, vel, rel_vel, relaxation, rel_pos1, rel_pos2);
+
+//			const btVector3& pos1 = cp.getPositionWorldOnA();
+//			const btVector3& pos2 = cp.getPositionWorldOnB();
+
+			/////setup the friction constraints
+
+			solverConstraint.m_frictionIndex = m_tmpSolverContactFrictionConstraintPool.size();
+
+			if (!(infoGlobal.m_solverMode & SOLVER_ENABLE_FRICTION_DIRECTION_CACHING) || !cp.m_lateralFrictionInitialized)
+			{
+				cp.m_lateralFrictionDir1 = vel - cp.m_normalWorldOnB * rel_vel;
+				btScalar lat_rel_vel = cp.m_lateralFrictionDir1.length2();
+				if (!(infoGlobal.m_solverMode & SOLVER_DISABLE_VELOCITY_DEPENDENT_FRICTION_DIRECTION) && lat_rel_vel > SIMD_EPSILON)
+				{
+					cp.m_lateralFrictionDir1 /= btSqrt(lat_rel_vel);
+					if((infoGlobal.m_solverMode & SOLVER_USE_2_FRICTION_DIRECTIONS))
+					{
+						cp.m_lateralFrictionDir2 = cp.m_lateralFrictionDir1.cross(cp.m_normalWorldOnB);
+						cp.m_lateralFrictionDir2.normalize();//??
+						applyAnisotropicFriction(colObj0,cp.m_lateralFrictionDir2);
+						applyAnisotropicFriction(colObj1,cp.m_lateralFrictionDir2);
+						addFrictionConstraint(cp.m_lateralFrictionDir2,solverBodyA,solverBodyB,frictionIndex,cp,rel_pos1,rel_pos2,colObj0,colObj1, relaxation);
+					}
+
+					applyAnisotropicFriction(colObj0,cp.m_lateralFrictionDir1);
+					applyAnisotropicFriction(colObj1,cp.m_lateralFrictionDir1);
+					addFrictionConstraint(cp.m_lateralFrictionDir1,solverBodyA,solverBodyB,frictionIndex,cp,rel_pos1,rel_pos2,colObj0,colObj1, relaxation);
+					cp.m_lateralFrictionInitialized = true;
+				} else
+				{
+					//re-calculate friction direction every frame, todo: check if this is really needed
+					btPlaneSpace1(cp.m_normalWorldOnB,cp.m_lateralFrictionDir1,cp.m_lateralFrictionDir2);
+					if ((infoGlobal.m_solverMode & SOLVER_USE_2_FRICTION_DIRECTIONS))
+					{
+						applyAnisotropicFriction(colObj0,cp.m_lateralFrictionDir2);
+						applyAnisotropicFriction(colObj1,cp.m_lateralFrictionDir2);
+						addFrictionConstraint(cp.m_lateralFrictionDir2,solverBodyA,solverBodyB,frictionIndex,cp,rel_pos1,rel_pos2,colObj0,colObj1, relaxation);
+					}
+
+					applyAnisotropicFriction(colObj0,cp.m_lateralFrictionDir1);
+					applyAnisotropicFriction(colObj1,cp.m_lateralFrictionDir1);
+					addFrictionConstraint(cp.m_lateralFrictionDir1,solverBodyA,solverBodyB,frictionIndex,cp,rel_pos1,rel_pos2,colObj0,colObj1, relaxation);
+
+					cp.m_lateralFrictionInitialized = true;
+				}
+
+			} else
+			{
+				addFrictionConstraint(cp.m_lateralFrictionDir1,solverBodyA,solverBodyB,frictionIndex,cp,rel_pos1,rel_pos2,colObj0,colObj1, relaxation,cp.m_contactMotion1, cp.m_contactCFM1);
+				if ((infoGlobal.m_solverMode & SOLVER_USE_2_FRICTION_DIRECTIONS))
+					addFrictionConstraint(cp.m_lateralFrictionDir2,solverBodyA,solverBodyB,frictionIndex,cp,rel_pos1,rel_pos2,colObj0,colObj1, relaxation, cp.m_contactMotion2, cp.m_contactCFM2);
+			}
+			
+			setFrictionConstraintImpulse( solverConstraint, rb0, rb1, cp, infoGlobal);
+
+		}
+	}
+}
+
+
+btScalar btSequentialImpulseConstraintSolver::solveGroupCacheFriendlySetup(btCollisionObject** bodies, int numBodies, btPersistentManifold** manifoldPtr, int numManifolds,btTypedConstraint** constraints,int numConstraints,const btContactSolverInfo& infoGlobal,btIDebugDraw* debugDrawer,btStackAlloc* stackAlloc)
+{
+	BT_PROFILE("solveGroupCacheFriendlySetup");
+	(void)stackAlloc;
+	(void)debugDrawer;
+
+
+	if (!(numConstraints + numManifolds))
+	{
+		//		printf("empty\n");
+		return 0.f;
+	}
+
+	if (infoGlobal.m_splitImpulse)
+	{
+		for (int i = 0; i < numBodies; i++)
+		{
+			btRigidBody* body = btRigidBody::upcast(bodies[i]);
+			if (body)
+			{	
+				body->internalGetDeltaLinearVelocity().setZero();
+				body->internalGetDeltaAngularVelocity().setZero();
+				body->internalGetPushVelocity().setZero();
+				body->internalGetTurnVelocity().setZero();
+			}
+		}
+	}
+	else
+	{
+		for (int i = 0; i < numBodies; i++)
+		{
+			btRigidBody* body = btRigidBody::upcast(bodies[i]);
+			if (body)
+			{	
+				body->internalGetDeltaLinearVelocity().setZero();
+				body->internalGetDeltaAngularVelocity().setZero();
+			}
+		}
+	}
+
+	if (1)
+	{
+		int j;
+		for (j=0;j<numConstraints;j++)
+		{
+			btTypedConstraint* constraint = constraints[j];
+			constraint->buildJacobian();
+			constraint->internalSetAppliedImpulse(0.0f);
+		}
+	}
+	//btRigidBody* rb0=0,*rb1=0;
+
+	//if (1)
+	{
+		{
+
+			int totalNumRows = 0;
+			int i;
+			
+			m_tmpConstraintSizesPool.resize(numConstraints);
+			//calculate the total number of contraint rows
+			for (i=0;i<numConstraints;i++)
+			{
+				btTypedConstraint::btConstraintInfo1& info1 = m_tmpConstraintSizesPool[i];
+				if (constraints[i]->isEnabled())
+				{
+					constraints[i]->getInfo1(&info1);
+				} else
+				{
+					info1.m_numConstraintRows = 0;
+					info1.nub = 0;
+				}
+				totalNumRows += info1.m_numConstraintRows;
+			}
+			m_tmpSolverNonContactConstraintPool.resize(totalNumRows);
+
+			
+			///setup the btSolverConstraints
+			int currentRow = 0;
+
+			for (i=0;i<numConstraints;i++)
+			{
+				const btTypedConstraint::btConstraintInfo1& info1 = m_tmpConstraintSizesPool[i];
+				
+				if (info1.m_numConstraintRows)
+				{
+					btAssert(currentRow<totalNumRows);
+
+					btSolverConstraint* currentConstraintRow = &m_tmpSolverNonContactConstraintPool[currentRow];
+					btTypedConstraint* constraint = constraints[i];
+
+
+					btRigidBody& rbA = constraint->getRigidBodyA();
+					btRigidBody& rbB = constraint->getRigidBodyB();
+
+					
+					int j;
+					for ( j=0;j<info1.m_numConstraintRows;j++)
+					{
+						memset(&currentConstraintRow[j],0,sizeof(btSolverConstraint));
+						currentConstraintRow[j].m_lowerLimit = -SIMD_INFINITY;
+						currentConstraintRow[j].m_upperLimit = SIMD_INFINITY;
+						currentConstraintRow[j].m_appliedImpulse = 0.f;
+						currentConstraintRow[j].m_appliedPushImpulse = 0.f;
+						currentConstraintRow[j].m_solverBodyA = &rbA;
+						currentConstraintRow[j].m_solverBodyB = &rbB;
+					}
+