127 lines
No EOL
4.3 KiB
C#
127 lines
No EOL
4.3 KiB
C#
/*
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Copyright (c) 2015, Lars Brubaker
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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 MatterHackers.Agg;
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using MatterHackers.PolygonMesh;
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using MatterHackers.PolygonMesh.Csg;
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using MatterHackers.VectorMath;
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using System;
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using System.Collections.Generic;
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using System.IO;
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namespace MatterHackers.MatterControl.Slicing
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{
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public class SliceLayers
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{
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public SliceLayers()
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{
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}
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public List<SliceLayer> AllLayers { get; } = new List<SliceLayer>();
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public void DumpSegmentsToGcode(string filename)
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{
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StreamWriter stream = new StreamWriter(filename);
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stream.Write("; some gcode to look at the layer segments");
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int extrudeAmount = 0;
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for (int layerIndex = 0; layerIndex < AllLayers.Count; layerIndex++)
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{
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stream.Write("; LAYER:{0}\n".FormatWith(layerIndex));
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List<Segment> unorderedSegments = AllLayers[layerIndex].UnorderedSegments;
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for (int segmentIndex = 0; segmentIndex < unorderedSegments.Count; segmentIndex++)
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{
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Segment segment = unorderedSegments[segmentIndex];
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stream.Write("G1 X{0}Y{1}\n", segment.Start.X, segment.Start.Y);
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stream.Write("G1 X{0}Y{1}E{2}\n", segment.End.X, segment.End.Y, extrudeAmount++);
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}
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}
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stream.Close();
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}
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public SliceLayer GetPerimetersAtHeight(Mesh meshToSlice, double zHeight)
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{
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throw new NotImplementedException();
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}
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public void GetPerimetersForAllLayers(Mesh meshToSlice, double firstLayerHeight, double otherLayerHeights)
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{
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AllLayers.Clear();
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AxisAlignedBoundingBox meshBounds = meshToSlice.GetAxisAlignedBoundingBox();
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double heightWithoutFirstLayer = meshBounds.ZSize - firstLayerHeight;
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int layerCount = (int)((heightWithoutFirstLayer / otherLayerHeights) + .5);
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double currentZ = otherLayerHeights;
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if (firstLayerHeight > 0)
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{
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layerCount++;
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currentZ = firstLayerHeight;
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}
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for (int i = 0; i < layerCount; i++)
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{
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AllLayers.Add(new SliceLayer(new Plane(Vector3.UnitZ, i)));
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currentZ += otherLayerHeights;
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}
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foreach (Face face in meshToSlice.Faces)
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{
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double minZ = double.MaxValue;
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double maxZ = double.MinValue;
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foreach (FaceEdge faceEdge in face.FaceEdges())
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{
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minZ = Math.Min(minZ, faceEdge.FirstVertex.Position.Z);
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maxZ = Math.Max(maxZ, faceEdge.FirstVertex.Position.Z);
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}
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for (int layerIndex = 0; layerIndex < layerCount; layerIndex++)
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{
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SliceLayer layer = AllLayers[layerIndex];
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double zHeight = layer.SlicePlane.DistanceToPlaneFromOrigin;
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if (zHeight < minZ)
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{
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// not up to the start of the face yet
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continue;
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}
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if (zHeight > maxZ)
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{
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// done with this face
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break;
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}
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Plane cutPlane = new Plane(Vector3.UnitZ, zHeight);
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var start = Vector3.Zero;
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var end = Vector3.Zero;
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if (face.GetCutLine(cutPlane, ref start, ref end))
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{
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layer.UnorderedSegments.Add(new Segment(new Vector2(start.X, start.Y), new Vector2(end.X, end.Y)));
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}
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}
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}
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}
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}
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} |