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Added the ability to do marching squares subtractions

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This commit is contained in:
Lars Brubaker 2021-06-18 15:29:14 -07:00
parent 3988b47019
commit 61aa0bd24a
11 changed files with 396 additions and 206 deletions
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39
MatterControlLib/PartPreviewWindow/View3D/Actions/IntersectionObject3D_2.cs
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@ -35,7 +35,9 @@ using MatterHackers.Agg;
using MatterHackers.Agg.UI;
using MatterHackers.DataConverters3D;
using MatterHackers.Localizations;
using MatterHackers.MatterControl.DesignTools;
using MatterHackers.MatterControl.DesignTools.Operations;
using MatterHackers.PolygonMesh;
using MatterHackers.VectorMath;
namespace MatterHackers.MatterControl.PartPreviewWindow.View3D
@ -47,6 +49,9 @@ namespace MatterHackers.MatterControl.PartPreviewWindow.View3D
Name = "Intersection";
}
[EnumDisplay(Mode = EnumDisplayAttribute.PresentationMode.Buttons)]
public BooleanProcessing.ProcessingModes Processing { get; set; } = BooleanProcessing.ProcessingModes.Exact;
public override Task Rebuild()
{
this.DebugDepth("Rebuild");
@ -103,38 +108,18 @@ namespace MatterHackers.MatterControl.PartPreviewWindow.View3D
return;
}
var first = participants.First();
var resultsMesh = first.Mesh;
var firstWorldMatrix = first.WorldMatrix(SourceContainer);
var totalOperations = participants.Count() - 1;
double amountPerOperation = 1.0 / totalOperations;
double percentCompleted = 0;
ProgressStatus progressStatus = new ProgressStatus();
foreach (var item in participants)
{
if (item != first)
{
var itemWorldMatrix = item.WorldMatrix(SourceContainer);
resultsMesh = BooleanProcessing.Do(item.Mesh, itemWorldMatrix,
resultsMesh, firstWorldMatrix,
CsgModes.Intersect,
reporter, amountPerOperation, percentCompleted, progressStatus, cancellationToken);
// after the first union we are working with the transformed mesh and don't need the first transform
firstWorldMatrix = Matrix4X4.Identity;
percentCompleted += amountPerOperation;
progressStatus.Progress0To1 = percentCompleted;
reporter?.Report(progressStatus);
}
}
var items = participants.Select(i => (i.Mesh, i.WorldMatrix(SourceContainer)));
var resultsMesh = BooleanProcessing.DoArray(items,
BooleanProcessing.CsgModes.Intersect,
Processing,
reporter,
cancellationToken);
var resultsItem = new Object3D()
{
Mesh = resultsMesh
};
resultsItem.CopyProperties(first, Object3DPropertyFlags.All & (~Object3DPropertyFlags.Matrix));
resultsItem.CopyProperties(participants.First(), Object3DPropertyFlags.All & (~Object3DPropertyFlags.Matrix));
this.Children.Add(resultsItem);
SourceContainer.Visible = false;
}