protected void BlankRenderTarget(RenderTarget2D renderTarget)
{
var device = this.GraphicsDeviceManager.GraphicsDevice;
device.SetRenderTarget(renderTarget);
this.GraphicsDisplay.BeginRender();
this.GraphicsDisplay.DrawGraphic(ImageType.EmptySquare, renderTarget.Bounds, this.BackgroundColor);
this.GraphicsDisplay.EndRender();
}