/// <summary> /// Calculates the principal axis transform. /// </summary> /// <param name="masses">The masses.</param> /// <param name="principal">The principal.</param> /// <param name="inertia">The inertia.</param> public void CalculatePrincipalAxisTransform(float[] masses, float4x4 principal, float3 inertia) { var btPrincipal = Translator.Float4X4ToBtMatrix(principal); var btInertia = Translator.Float3ToBtVector3(inertia); BtCompoundShape.CalculatePrincipalAxisTransform(masses, ref btPrincipal, out btInertia); }