public ViewModel()
{
_sync = new Progress <ImmutableArray <byte> >(m => Images.Add(m.ToBuilder().ToArray()));
var linkOptions = new DataflowLinkOptions {
PropagateCompletion = true
};
var toUI = new ToUI(_sync);
var merge = new Merge(2);
merge.Block.LinkTo(toUI.Target, linkOptions);
var grayscale = new Grayscale();
var pixelate = new Pixelate();
grayscale.Source.LinkTo(merge.Block /*, linkOptions*/);
pixelate.Source.LinkTo(merge.Block /*, linkOptions*/);
Task _ = ForwardCompletionAsync(merge.Block,
grayscale.Source, pixelate.Source);
var dogs = new Downloader();
var toEffects = new BroadcastBlock <ImageState>(i => i);
toEffects.LinkTo(grayscale.Target, linkOptions);
toEffects.LinkTo(pixelate.Target, linkOptions);
dogs.Source.LinkTo(toEffects, linkOptions);
}
public ViewModel()
{
_sync = new Progress <ImmutableArray <byte> >(Images.Add);
var linkOptions = new DataflowLinkOptions {
PropagateCompletion = true
};
var storage = new Storage();
var toUI = new ToUI(_sync);
var grayscale = new Grayscale();
var fromGrayscale = new BroadcastBlock <(ImmutableArray <byte> data, string topic, int index)>(i => i);
grayscale.Source.LinkTo(fromGrayscale, linkOptions);
fromGrayscale.LinkTo(storage.Target, linkOptions);
fromGrayscale.LinkTo(toUI.Target, linkOptions);
var blur = new GaussianBlur();
var oilPaint = new OilPaint();
var pixelate = new Pixelate();
blur.Source.LinkTo(grayscale.Target /*, linkOptions*/);
oilPaint.Source.LinkTo(grayscale.Target /*, linkOptions*/);
pixelate.Source.LinkTo(grayscale.Target /*, linkOptions*/);
Task.WhenAll(
blur.Source.Completion,
oilPaint.Source.Completion,
pixelate.Source.Completion)
.ContinueWith(c => grayscale.Target.Complete());
//Task _ = ForwardCompletionAsync(grayscale.Target,
// blur.Source, oilPaint.Source /*oilPaint.Target*/, pixelate.Source);
var cats = new Downloader("cat");
var dogs = new Downloader("dog");
var toEffects = new BroadcastBlock <(ImmutableArray <byte> data, string topic, int index)>(i => i);
toEffects.LinkTo(blur.Target, linkOptions);
toEffects.LinkTo(oilPaint.Target, linkOptions);
toEffects.LinkTo(pixelate.Target, linkOptions, x => x.topic == "cat");
dogs.Source.LinkTo(toEffects /*, linkOptions*/);
cats.Source.LinkTo(toEffects /*, linkOptions*/);
Task _ = ForwardCompletionAsync(toEffects,
dogs.Source, cats.Source);
}