public IRenderResult Render(IRenderSpecification specification, IDrawingContext context, CancellationToken cancellationToken)
{
var shadingSpecification = (ShadingOnlyRenderSpecification)specification;
var fractalPart = shadingSpecification.CalculatedFractalPart;
using (var fastBitmap = this.renderer.CreateBitmap(fractalPart, specification.Settings, specification.Shader))
{
var scalableFractalPart = fractalPart as ScalableFractalPart;
if (scalableFractalPart != null && !scalableFractalPart.ScaledScreenPosition.Equals(scalableFractalPart.ScreenPosition))
{
var targetRect = new Rectangle(
scalableFractalPart.ScaledScreenPosition.Left,
scalableFractalPart.ScaledScreenPosition.Top,
scalableFractalPart.ScaledScreenPosition.Right - scalableFractalPart.ScaledScreenPosition.Left + 1,
scalableFractalPart.ScaledScreenPosition.Bottom - scalableFractalPart.ScaledScreenPosition.Top + 1);
context.DrawBitmap(fastBitmap.Bitmap, targetRect);
}
else
{
var targetPoint = new Point(fractalPart.ScreenPosition.Left, fractalPart.ScreenPosition.Top);
context.DrawBitmapUnscaled(fastBitmap.Bitmap, targetPoint);
}
}
return(new RenderResult(shadingSpecification.CalculatedFractalPart));
}