protected override void dispose(bool disposeManagedResources)
{
if (!this.IsDisposed)
{
if (disposeManagedResources)
{
if (this.renderOperation != null)
{
if (!this.renderOperation.IsDisposed)
this.renderOperation.Dispose();
this.renderOperation = null;
}
}
}
base.dispose(disposeManagedResources);
}