public virtual SWIGTYPE_p_btPoolAllocator getPersistentManifoldPool()
{
IntPtr cPtr = BulletCollisionPINVOKE.btDefaultCollisionConfiguration_getPersistentManifoldPool(swigCPtr);
SWIGTYPE_p_btPoolAllocator ret = (cPtr == IntPtr.Zero) ? null : new SWIGTYPE_p_btPoolAllocator(cPtr, false);
return ret;
}