Making combine (union)

Removing secondary accent color

PartPreviewWindow/View3D/Actions/CombineEditor.cs

@@ -0,0 +1,133 @@
+/*
+Copyright (c) 2017, Lars Brubaker, John Lewin
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+1. Redistributions of source code must retain the above copyright notice, this
+   list of conditions and the following disclaimer.
+2. Redistributions in binary form must reproduce the above copyright notice,
+   this list of conditions and the following disclaimer in the documentation
+   and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+The views and conclusions contained in the software and documentation are those
+of the authors and should not be interpreted as representing official policies,
+either expressed or implied, of the FreeBSD Project.
+*/
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+using MatterHackers.Agg;
+using MatterHackers.Agg.UI;
+using MatterHackers.DataConverters3D;
+using MatterHackers.PolygonMesh;
+
+namespace MatterHackers.MatterControl.PartPreviewWindow.View3D
+{
+	public class CombineEditor : IObject3DEditor
+	{
+		private MeshWrapperOperation group;
+		private View3DWidget view3DWidget;
+		public string Name => "Combine";
+
+		public bool Unlocked { get; } = true;
+
+		public IEnumerable<Type> SupportedTypes() => new Type[] { typeof(MeshWrapperOperation) };
+
+		public GuiWidget Create(IObject3D group, View3DWidget view3DWidget, ThemeConfig theme)
+		{
+			this.view3DWidget = view3DWidget;
+			this.group = group as MeshWrapperOperation;
+
+			var mainContainer = new FlowLayoutWidget(FlowDirection.TopToBottom);
+
+			if (group is MeshWrapperOperation operationNode
+				&& operationNode.Children.All(c => c.OutputType != PrintOutputTypes.Hole))
+			{
+				bool first = true;
+				// set all but one mesh to look like holes
+				foreach (var item in group.Descendants().Where((obj) => obj.OwnerID == group.ID).ToList())
+				{
+					item.OutputType = first ? PrintOutputTypes.Solid : PrintOutputTypes.Hole;
+					first = false;
+				}
+
+				ProcessBooleans(group);
+			}
+
+			return mainContainer;
+		}
+
+		private void ProcessBooleans(IObject3D group)
+		{
+			ApplicationController.Instance.Tasks.Execute((reporter, cancellationToken) =>
+			{
+				var progressStatus = new ProgressStatus()
+				{
+					Status = "Processing Booleans"
+				};
+
+				reporter.Report(progressStatus);
+
+				var participants = group.Descendants().Where((obj) => obj.OwnerID == group.ID);
+
+				if (participants.Count() > 1)
+				{
+					var first = participants.First();
+
+					var totalOperations = participants.Count()-1;
+					double amountPerOperation = 1.0 / totalOperations;
+					double percentCompleted = 0;
+
+					foreach (var remove in participants)
+					{
+						if (remove != first)
+						{
+							var transformedRemove = Mesh.Copy(remove.Mesh, CancellationToken.None);
+							transformedRemove.Transform(remove.WorldMatrix(null));
+
+							var transformedKeep = Mesh.Copy(first.Mesh, CancellationToken.None);
+							transformedKeep.Transform(first.WorldMatrix(null));
+
+							transformedKeep = PolygonMesh.Csg.CsgOperations.Union(transformedKeep, transformedRemove, (status, progress0To1) =>
+							{
+								// Abort if flagged
+								cancellationToken.ThrowIfCancellationRequested();
+
+								progressStatus.Status = status;
+								progressStatus.Progress0To1 = percentCompleted + amountPerOperation * progress0To1;
+								reporter.Report(progressStatus);
+							}, cancellationToken);
+							var inverse = first.WorldMatrix(null);
+							inverse.Invert();
+							transformedKeep.Transform(inverse);
+							first.Mesh = transformedKeep;
+							remove.Visible = false;
+
+							percentCompleted += amountPerOperation;
+							progressStatus.Progress0To1 = percentCompleted;
+							reporter.Report(progressStatus);
+						}
+					}
+				}
+
+				return Task.CompletedTask;
+			});
+		}
+	}
+}