137 lines
No EOL
3.7 KiB
C#
137 lines
No EOL
3.7 KiB
C#
/*
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Copyright (c) 2019, 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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using System.Threading;
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using System.Threading.Tasks;
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using DualContouring;
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using g3;
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using MatterHackers.DataConverters3D;
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using MatterHackers.Localizations;
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using MatterHackers.MatterControl.PartPreviewWindow;
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using MatterHackers.VectorMath;
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namespace MatterHackers.MatterControl.DesignTools
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{
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public class MarchingSquaresObject3D : Object3D
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{
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public MarchingSquaresObject3D()
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{
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Name = "MarchingSquares".Localize();
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Color = Agg.Color.Cyan;
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}
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public static async Task<MarchingSquaresObject3D> Create()
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{
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var item = new MarchingSquaresObject3D();
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await item.Rebuild();
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return item;
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}
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public int Iterations { get; set; } = 5;
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public double Size { get; set; } = 15;
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public double Threshold { get; set; } = .001;
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public enum Shapes
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{
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Box,
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Sphere
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}
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public Shapes Shape { get; set; } = Shapes.Box;
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public override async void OnInvalidate(InvalidateArgs invalidateArgs)
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{
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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 (SheetObject3D.NeedsRebuild(this, invalidateArgs))
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{
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await Rebuild();
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}
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else
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{
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base.OnInvalidate(invalidateArgs);
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}
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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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return Task.Run(() =>
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{
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using (RebuildLock())
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{
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using (new CenterAndHeightMaintainer(this))
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{
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#if true
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ISdf shape = new Sphere()
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{
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Radius = Size
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};
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if (Shape == Shapes.Box)
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{
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shape = new Box()
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{
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Size = new Vector3(Size, Size, Size)
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};
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}
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var bounds = shape.Bounds;
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bounds.Expand(.1);
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if (Iterations > 7)
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{
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Iterations = 7;
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}
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var root = Octree.BuildOctree(shape.Sdf, bounds.MinXYZ, bounds.Size, Iterations, Threshold);
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Mesh = Octree.GenerateMeshFromOctree(root);
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#else
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var c = new MarchingCubes();
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c.Generate();
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MeshNormals.QuickCompute(c.Mesh); // generate normals
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Mesh = c.Mesh.ToMesh();
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#endif
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}
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}
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Invalidate(InvalidateType.DisplayValues);
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this.CancelAllParentBuilding();
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Parent?.Invalidate(new InvalidateArgs(this, InvalidateType.Mesh));
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return Task.CompletedTask;
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});
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}
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}
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} |