public async void FillAsync(HistoRaw value)
{
ClearAsync();
//smooth the histogramm
value.luma = SmoothHistogram(value.luma);
value.red = SmoothHistogram(value.red);
value.green = SmoothHistogram(value.green);
value.blue = SmoothHistogram(value.blue);
//create a collection point
int max = value.luma.Max();
// first point (lower-left corner)
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
PointsL.Add(new Point(0, max));
PointsR.Add(new Point(0, max));
PointsG.Add(new Point(0, max));
PointsB.Add(new Point(0, max));
// middle points
for (int i = 0; i < value.luma.Length; i++)
{
PointsL.Add(new Point(i, max - value.luma[i]));
PointsR.Add(new Point(i, max - value.red[i]));
PointsG.Add(new Point(i, max - value.green[i]));
PointsB.Add(new Point(i, max - value.blue[i]));
}
// last point (lower-right corner)
PointsL.Add(new Point(value.luma.Length - 1, max));
PointsR.Add(new Point(value.luma.Length - 1, max));
PointsG.Add(new Point(value.luma.Length - 1, max));
PointsB.Add(new Point(value.luma.Length - 1, max));
});
}
public async void ClearAsync()
{
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
if (PointsL.Count > 0)
{
PointsL.Clear();
PointsR.Clear();
PointsG.Clear();
PointsB.Clear();
}
});
}
