public static btVector3 lerp(btVector3 v1, btVector3 v2, float t)
{
btVector3 ret = new btVector3(LinearMathPINVOKE.lerp(btVector3.getCPtr(v1), btVector3.getCPtr(v2), t), true);
if (LinearMathPINVOKE.SWIGPendingException.Pending) throw LinearMathPINVOKE.SWIGPendingException.Retrieve();
return ret;
}