public void TearDown()
 {
     if (descriptor != null)
     {
         descriptor.Dispose();
     }
     descriptor = null;
 }
 public void SetUp()
 {
     TestRuntime.AssertXcodeVersion(13, 0);
     descriptor = new MTLRasterizationRateLayerDescriptor(new MTLSize(10, 01, 0));
 }