Move MatterControl source code into a subdirectory
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2007 changed files with 13 additions and 8 deletions
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/*
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Copyright (c) 2023, Lars Brubaker, John Lewin
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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The views and conclusions contained in the software and documentation are those
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of the authors and should not be interpreted as representing official policies,
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either expressed or implied, of the FreeBSD Project.
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*/
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/*********************************************************************/
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/**************************** OBSOLETE! ******************************/
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/************************ USE NEWER VERSION **************************/
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/*********************************************************************/
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using System;
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using System.Linq;
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using System.Threading.Tasks;
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using ClipperLib;
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using MatterControlLib.DesignTools.Operations.Path;
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using MatterHackers.Agg;
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using MatterHackers.Agg.Image;
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using MatterHackers.Agg.Image.ThresholdFunctions;
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using MatterHackers.Agg.Transform;
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using MatterHackers.Agg.UI;
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using MatterHackers.Agg.VertexSource;
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using MatterHackers.DataConverters3D;
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using MatterHackers.Localizations;
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using MatterHackers.MarchingSquares;
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using MatterHackers.MatterControl.DesignTools.Operations;
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using MatterHackers.MatterControl.PartPreviewWindow;
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using MatterHackers.VectorMath;
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using Newtonsoft.Json;
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using Polygon = System.Collections.Generic.List<ClipperLib.IntPoint>;
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using Polygons = System.Collections.Generic.List<System.Collections.Generic.List<ClipperLib.IntPoint>>;
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namespace MatterHackers.MatterControl.DesignTools
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{
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[Obsolete("Use ImageToPathObject3D_2 instead", false)]
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public class ImageToPathObject3D : PathObject3DAbstract, IEditorDraw, IObject3DControlsProvider
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{
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private ThresholdFunctions _featureDetector = ThresholdFunctions.Silhouette;
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private ImageBuffer _histogramRawCache = null;
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private ImageBuffer _histogramDisplayCache = null;
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public ImageToPathObject3D()
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{
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Name = "Image to Path".Localize();
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}
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public enum ThresholdFunctions
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{
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Silhouette,
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Intensity,
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Alpha,
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Hue
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}
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[EnumRename("Alpha", "Transparency")]
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public ThresholdFunctions FeatureDetector
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{
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get
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{
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return _featureDetector;
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}
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set
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{
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if (value != _featureDetector)
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{
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_histogramRawCache = null;
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_featureDetector = value;
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// make sure we create it
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var _ = this.Histogram;
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}
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}
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}
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[JsonIgnore]
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public ImageBuffer Histogram
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{
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get
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{
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if (_histogramRawCache == null)
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{
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_histogramRawCache = new ImageBuffer(256, 100);
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var image = Image;
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if (image != null)
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{
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var counts = new int[_histogramRawCache.Width];
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var function = ThresholdFunction;
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byte[] buffer = image.GetBuffer();
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int strideInBytes = image.StrideInBytes();
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for (int y = 0; y < image.Height; y++)
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{
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int imageBufferOffset = image.GetBufferOffsetY(y);
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int thresholdBufferOffset = y * image.Width;
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for (int x = 0; x < image.Width; x++)
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{
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int imageBufferOffsetWithX = imageBufferOffset + x * 4;
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var color = GetRGBA(buffer, imageBufferOffsetWithX);
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counts[(int)(function.Transform(color) * (_histogramRawCache.Width - 1))]++;
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}
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}
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double max = counts.Select((value, index) => new { value, index })
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.OrderByDescending(vi => vi.value)
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.First().value;
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var graphics2D2 = _histogramRawCache.NewGraphics2D();
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graphics2D2.Clear(Color.White);
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for (int i = 0; i < 256; i++)
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{
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graphics2D2.Line(i, 0, i, Easing.Exponential.Out(counts[i] / max) * _histogramRawCache.Height, Color.Black);
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}
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}
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}
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if (_histogramDisplayCache == null)
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{
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_histogramDisplayCache = new ImageBuffer(_histogramRawCache);
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}
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UpdateHistogramDisplay();
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return _histogramDisplayCache;
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}
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set
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{
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}
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}
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private void UpdateHistogramDisplay()
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{
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if (_histogramRawCache != null
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&& _histogramDisplayCache != null)
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{
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var graphics2D = _histogramDisplayCache.NewGraphics2D();
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graphics2D.Clear(Color.Transparent);
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_histogramDisplayCache.CopyFrom(_histogramRawCache);
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var rangeStart = RangeStart.Value(this);
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var rangeEnd = RangeEnd.Value(this);
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graphics2D.FillRectangle(0, 0, rangeStart * _histogramDisplayCache.Width, _histogramDisplayCache.Height, new Color(Color.Red, 100));
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graphics2D.FillRectangle(rangeEnd * _histogramDisplayCache.Width, 0, 255, _histogramDisplayCache.Height, new Color(Color.Red, 100));
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graphics2D.Line(rangeStart * _histogramDisplayCache.Width, 0, rangeStart * _histogramDisplayCache.Width, _histogramDisplayCache.Height, new Color(Color.LightGray, 200));
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graphics2D.Line(rangeEnd * _histogramDisplayCache.Width, 0, rangeEnd * _histogramDisplayCache.Width, _histogramDisplayCache.Height, new Color(Color.LightGray, 200));
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}
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}
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[JsonIgnore]
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private ImageBuffer Image => this.Descendants<ImageObject3D>().FirstOrDefault()?.Image;
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[Slider(0, 1)]
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public DoubleOrExpression RangeStart { get; set; } = .1;
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[Slider(0, 1)]
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public DoubleOrExpression RangeEnd { get; set; } = 1;
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private IThresholdFunction ThresholdFunction
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{
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get
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{
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switch (FeatureDetector)
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{
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case ThresholdFunctions.Silhouette:
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return new SilhouetteThresholdFunction(RangeStart.Value(this), RangeEnd.Value(this));
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case ThresholdFunctions.Intensity:
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return new MapOnMaxIntensity(RangeStart.Value(this), RangeEnd.Value(this));
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case ThresholdFunctions.Alpha:
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return new AlphaThresholdFunction(RangeStart.Value(this), RangeEnd.Value(this));
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case ThresholdFunctions.Hue:
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return new HueThresholdFunction(RangeStart.Value(this), RangeEnd.Value(this));
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}
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return new MapOnMaxIntensity(RangeStart.Value(this), RangeEnd.Value(this));
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}
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}
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public void AddObject3DControls(Object3DControlsLayer object3DControlsLayer)
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{
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object3DControlsLayer.AddControls(ControlTypes.Standard2D);
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}
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public override bool CanApply => true;
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public override bool MeshIsSolidObject => false;
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public override void Apply(UndoBuffer undoBuffer)
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{
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this.FlattenToPathObject(undoBuffer);
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}
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public void GenerateMarchingSquaresAndLines(Action<double, string> progressReporter, ImageBuffer image, IThresholdFunction thresholdFunction)
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{
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if (image != null)
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{
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// Regenerate outline
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var marchingSquaresData = new MarchingSquaresByte(
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image,
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thresholdFunction.ZeroColor,
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thresholdFunction.Threshold,
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0);
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progressReporter?.Invoke(0, "Creating Outline");
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marchingSquaresData.CreateLineSegments();
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progressReporter?.Invoke(.1, null);
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int pixelsToIntPointsScale = 1000;
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var lineLoops = marchingSquaresData.CreateLineLoops(pixelsToIntPointsScale);
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progressReporter?.Invoke(.15, null);
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var min = new IntPoint(-10, -10);
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var max = new IntPoint(10 + image.Width * pixelsToIntPointsScale, 10 + image.Height * pixelsToIntPointsScale);
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var boundingPoly = new Polygon();
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boundingPoly.Add(min);
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boundingPoly.Add(new IntPoint(min.X, max.Y));
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boundingPoly.Add(max);
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boundingPoly.Add(new IntPoint(max.X, min.Y));
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// now clip the polygons to get the inside and outside polys
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var clipper = new Clipper();
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clipper.AddPaths(lineLoops, PolyType.ptSubject, true);
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clipper.AddPath(boundingPoly, PolyType.ptClip, true);
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var polygonShape = new Polygons();
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progressReporter?.Invoke(.3, null);
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clipper.Execute(ClipType.ctIntersection, polygonShape);
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progressReporter?.Invoke(.55, null);
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polygonShape = Clipper.CleanPolygons(polygonShape, 100);
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progressReporter?.Invoke(.75, null);
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VertexStorage rawVectorShape = polygonShape.PolygonToPathStorage();
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var aabb = this.VisibleMeshes().FirstOrDefault().GetAxisAlignedBoundingBox();
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var xScale = aabb.XSize / image.Width;
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var affine = Affine.NewScaling(1.0 / pixelsToIntPointsScale * xScale);
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affine *= Affine.NewTranslation(-aabb.XSize / 2, -aabb.YSize / 2);
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rawVectorShape.Transform(affine);
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this.VertexStorage = rawVectorShape;
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progressReporter?.Invoke(1, null);
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}
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}
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public override async void OnInvalidate(InvalidateArgs invalidateArgs)
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{
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if (invalidateArgs.InvalidateType.HasFlag(InvalidateType.Image)
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&& invalidateArgs.Source != this
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&& !RebuildLocked)
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{
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await Rebuild();
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}
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else if ((invalidateArgs.InvalidateType.HasFlag(InvalidateType.Properties) && invalidateArgs.Source == this))
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{
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await Rebuild();
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}
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else if (Expressions.NeedRebuild(this, invalidateArgs))
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{
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await Rebuild();
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}
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base.OnInvalidate(invalidateArgs);
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}
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private Color GetRGBA(byte[] buffer, int offset)
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{
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return new Color(buffer[offset + 2], buffer[offset + 1], buffer[offset + 0], buffer[offset + 3]);
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}
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public override Task Rebuild()
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{
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this.DebugDepth("Rebuild");
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UpdateHistogramDisplay();
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bool propertyUpdated = false;
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var minSeparation = .01;
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var rangeStart = RangeStart.Value(this);
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var rangeEnd = RangeEnd.Value(this);
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if (rangeStart < 0
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|| rangeStart > 1
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|| rangeEnd < 0
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|| rangeEnd > 1
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|| rangeStart > rangeEnd - minSeparation)
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{
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rangeStart = Math.Max(0, Math.Min(1 - minSeparation, rangeStart));
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rangeEnd = Math.Max(0, Math.Min(1, rangeEnd));
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if (rangeStart > rangeEnd - minSeparation)
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{
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// values are overlapped or too close together
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if (rangeEnd < 1 - minSeparation)
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{
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// move the end up whenever possible
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rangeEnd = rangeStart + minSeparation;
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}
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else
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{
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// move the end to the end and the start up
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rangeEnd = 1;
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RangeStart = 1 - minSeparation;
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}
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}
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propertyUpdated = true;
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}
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var rebuildLock = RebuildLock();
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// now create a long running task to process the image
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return ApplicationController.Instance.Tasks.Execute(
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"Calculate Path".Localize(),
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null,
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(reporter, cancellationToken) =>
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{
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this.GenerateMarchingSquaresAndLines(
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(progress0to1, status) =>
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{
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reporter?.Invoke(progress0to1, status);
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},
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Image,
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ThresholdFunction);
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if (propertyUpdated)
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{
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UpdateHistogramDisplay();
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this.Invalidate(InvalidateType.Properties);
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}
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UiThread.RunOnIdle(() =>
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{
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rebuildLock.Dispose();
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this.CancelAllParentBuilding();
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Parent?.Invalidate(new InvalidateArgs(this, InvalidateType.Path));
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});
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return Task.CompletedTask;
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});
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}
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}
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}
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