public void AllocManyType()
        {
            var ptr = NativeDll.AllocateArrayOfInt(200);

            ptr = NativeDll.AllocateArrayOfInt(150);
            ptr = NativeDll.AllocateArrayOfPoint(200);
        }
 public void AllocNativeStruct()
 {
     var ptr = NativeDll.AllocateArrayOfPoint(200);
 }
        public void AllocAndFreeNativeStruct()
        {
            var ptr = NativeDll.AllocateArrayOfPoint(200);

            NativeDll.DeallocateArrayOfPoint(ptr);
        }