private void Part2Button_Click(object sender, RoutedEventArgs e)
{
if (!_part2Complete)
{
var colors = _loadedImage.ToColorReferences();
_colorGroups = ColorGrouping.Convert(colors, _loadedImage.Width, _loadedImage.Height, ImageTracer.Palette);
var colorBytes = _colorGroups.Where(cg => cg.Mid != ColorReference.Empty).Select(cg =>
new[] { cg.Mid.Color.B, cg.Mid.Color.G, cg.Mid.Color.R, cg.Mid.Color.A }).SelectMany(b => b).ToArray();
_paletteImage = colorBytes.ToBitmap(_loadedImage.Width, _loadedImage.Height, PixelFormat.Format32bppArgb);
_part2Complete = true;
}
CanvasScroller.Visibility = Visibility.Hidden;
ImageDisplay.Source = BitmapToImageSource(_paletteImage);
}
////////////////////////////////////////////////////////////
// Tracing ImageData, then returning PaddedPaletteImage with tracedata in layers
private static TracedImage PaddedPaletteImageToTraceData(Bitmap image, Tracing tracing, SvgRendering rendering)
{
// Selective Gaussian blur preprocessing
//if (options.Blur.BlurRadius > 0)
//{
// // TODO: This seems to not work currently.
// imgd = Blur(imgd, options.Blur.BlurRadius, options.Blur.BlurDelta);
//}
// 1. Color quantization
var colors = image.ChangeFormat(PixelFormat.Format32bppArgb).ToColorReferences();
var colorGroups = ColorGrouping.Convert(colors, image.Width, image.Height, Palette);
// 2. Layer separation and edge detection
var rawLayers = Layering.Convert(colorGroups, image.Width, image.Height, Palette);
// 3. Batch pathscan
var pathPointLayers = rawLayers.ToDictionary(cl => cl.Key, cl => new Layer <PathPointPath>
{
Paths = Pathing.Scan(cl.Value, tracing.PathOmit).ToList()
});
// 4. Batch interpollation
var interpolationPointLayers = pathPointLayers.ToDictionary(cp => cp.Key, cp => Interpolation.Convert(cp.Value));
// 5. Batch tracing
var sequenceLayers = interpolationPointLayers.ToDictionary(ci => ci.Key, ci => new Layer <SequencePath>
{
Paths = ci.Value.Paths.Select(path => new SequencePath
{
Path = path,
Sequences = Sequencing.Create(path.Points.Select(p => p.Direction).ToList()).ToList()
}).ToList()
});
var segmentLayers = sequenceLayers.ToDictionary(ci => ci.Key, ci => new Layer <SegmentPath>
{
Paths = ci.Value.Paths.Select(path => new SegmentPath
{
Segments = path.Sequences.Select(s => Segmentation.Fit(path.Path.Points, s, tracing, rendering)).SelectMany(s => s).ToList()
}).ToList()
});
return(new TracedImage(segmentLayers, image.Width, image.Height));
}