reorder files, in preparation for Bullet 3 -> Bullet 2 merge

src/Bullet3OpenCL/RigidBody/b3GpuConstraint4.h

@@ -0,0 +1,29 @@
+
+#ifndef B3_CONSTRAINT4_h
+#define B3_CONSTRAINT4_h
+#include "Bullet3Common/b3Vector3.h"
+
+B3_ATTRIBUTE_ALIGNED16(struct) b3GpuConstraint4
+{
+	B3_DECLARE_ALIGNED_ALLOCATOR();
+
+	b3Vector3 m_linear;//normal?
+	b3Vector3 m_worldPos[4];
+	b3Vector3 m_center;	//	friction
+	float m_jacCoeffInv[4];
+	float m_b[4];
+	float m_appliedRambdaDt[4];
+	float m_fJacCoeffInv[2];	//	friction
+	float m_fAppliedRambdaDt[2];	//	friction
+
+	unsigned int m_bodyA;
+	unsigned int m_bodyB;
+	int m_batchIdx;
+	unsigned int m_paddings;
+
+	inline	void setFrictionCoeff(float value) { m_linear[3] = value; }
+	inline	float getFrictionCoeff() const { return m_linear[3]; }
+};
+
+#endif //B3_CONSTRAINT4_h
+