401 lines
13 KiB
C#
401 lines
13 KiB
C#
/*
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Copyright (c) 2017, 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;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.IO;
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using System.Threading;
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using System.Threading.Tasks;
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using MatterHackers.Agg;
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using MatterHackers.Agg.Platform;
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using MatterHackers.DataConverters3D;
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using MatterHackers.MatterControl.DataStorage;
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using MatterHackers.MatterControl.PrintQueue;
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using MatterHackers.MatterControl.SettingsManagement;
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using MatterHackers.PolygonMesh;
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namespace MatterHackers.MatterControl.SlicerConfiguration
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{
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public static class Slicer
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{
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private static Dictionary<Mesh, MeshPrintOutputSettings> meshPrintOutputSettings = new Dictionary<Mesh, MeshPrintOutputSettings>();
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public static List<bool> extrudersUsed = new List<bool>();
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public static bool runInProcess = true;
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private static Process slicerProcess = null;
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public static string[] GetStlFileLocations(string fileToSlice, ref string mergeRules)
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{
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extrudersUsed.Clear();
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int extruderCount = ActiveSliceSettings.Instance.GetValue<int>(SettingsKey.extruder_count);
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for (int extruderIndex = 0; extruderIndex < extruderCount; extruderIndex++)
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{
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extrudersUsed.Add(false);
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}
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// If we have support enabled and are using an extruder other than 0 for it
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if (ActiveSliceSettings.Instance.GetValue<bool>("support_material"))
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{
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if (ActiveSliceSettings.Instance.GetValue<int>("support_material_extruder") != 0)
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{
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int supportExtruder = Math.Max(0, Math.Min(ActiveSliceSettings.Instance.GetValue<int>(SettingsKey.extruder_count) - 1, ActiveSliceSettings.Instance.GetValue<int>("support_material_extruder") - 1));
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extrudersUsed[supportExtruder] = true;
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}
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}
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// If we have raft enabled and are using an extruder other than 0 for it
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if (ActiveSliceSettings.Instance.GetValue<bool>("create_raft"))
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{
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if (ActiveSliceSettings.Instance.GetValue<int>("raft_extruder") != 0)
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{
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int raftExtruder = Math.Max(0, Math.Min(ActiveSliceSettings.Instance.GetValue<int>(SettingsKey.extruder_count) - 1, ActiveSliceSettings.Instance.GetValue<int>("raft_extruder") - 1));
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extrudersUsed[raftExtruder] = true;
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}
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}
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switch (Path.GetExtension(fileToSlice).ToUpper())
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{
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case ".STL":
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case ".GCODE":
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extrudersUsed[0] = true;
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return new string[] { fileToSlice };
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case ".MCX":
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case ".AMF":
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case ".OBJ":
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// TODO: Once graph parsing is added to MatterSlice we can remove and avoid this flattening
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meshPrintOutputSettings.Clear();
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List<MeshGroup> meshGroups = new List<MeshGroup> { Object3D.Load(fileToSlice, CancellationToken.None).Flatten(meshPrintOutputSettings) };
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if (meshGroups != null)
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{
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List<MeshGroup> extruderMeshGroups = new List<MeshGroup>();
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for (int extruderIndex = 0; extruderIndex < extruderCount; extruderIndex++)
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{
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extruderMeshGroups.Add(new MeshGroup());
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}
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// and add one more extruder mesh group for user generated support (if exists)
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extruderMeshGroups.Add(new MeshGroup());
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int maxExtruderIndex = 0;
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foreach (MeshGroup meshGroup in meshGroups)
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{
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foreach (Mesh mesh in meshGroup.Meshes)
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{
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MeshPrintOutputSettings material = meshPrintOutputSettings[mesh];
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switch(material.PrintOutputTypes)
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{
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case PrintOutputTypes.Solid:
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int extruderIndex = Math.Max(0, material.ExtruderIndex);
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maxExtruderIndex = Math.Max(maxExtruderIndex, extruderIndex);
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if (extruderIndex >= extruderCount)
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{
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extrudersUsed[0] = true;
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extruderMeshGroups[0].Meshes.Add(mesh);
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}
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else
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{
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extrudersUsed[extruderIndex] = true;
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extruderMeshGroups[extruderIndex].Meshes.Add(mesh);
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}
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break;
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case PrintOutputTypes.Support:
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// add it to the group reserved for user support
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extruderMeshGroups[extruderCount].Meshes.Add(mesh);
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break;
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}
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}
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}
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int savedStlCount = 0;
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List<string> extruderFilesToSlice = new List<string>();
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for (int extruderIndex = 0; extruderIndex < extruderMeshGroups.Count; extruderIndex++)
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{
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MeshGroup meshGroup = extruderMeshGroups[extruderIndex];
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int meshCount = meshGroup.Meshes.Count;
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if (meshCount > 0)
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{
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for (int meshIndex = 0; meshIndex < meshCount; meshIndex++)
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{
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Mesh mesh = meshGroup.Meshes[meshIndex];
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if (meshIndex == 0)
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{
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mergeRules += "({0}".FormatWith(savedStlCount);
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}
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else
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{
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if (meshIndex < meshCount - 1)
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{
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mergeRules += ",({0}".FormatWith(savedStlCount);
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}
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else
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{
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mergeRules += ",{0}".FormatWith(savedStlCount);
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}
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}
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int meshExtruderIndex = meshPrintOutputSettings[mesh].ExtruderIndex;
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extruderFilesToSlice.Add(SaveAndGetFilePathForMesh(mesh));
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savedStlCount++;
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}
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int closeParentsCount = (meshCount == 1 || meshCount == 2) ? 1 : meshCount - 1;
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for (int i = 0; i < closeParentsCount; i++)
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{
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mergeRules += ")";
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}
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}
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else if(extruderIndex <= maxExtruderIndex) // this extruder has no meshes
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{
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// check if there are any more meshes after this extruder that will be added
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int otherMeshCounts = 0;
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for (int otherExtruderIndex = extruderIndex + 1; otherExtruderIndex < extruderMeshGroups.Count; otherExtruderIndex++)
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{
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otherMeshCounts += extruderMeshGroups[otherExtruderIndex].Meshes.Count;
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}
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if (otherMeshCounts > 0) // there are more extrudes to use after this not used one
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{
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// add in a blank for this extruder
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mergeRules += $"({savedStlCount})";
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}
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// save an empty mesh
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extruderFilesToSlice.Add(SaveAndGetFilePathForMesh(PlatonicSolids.CreateCube(.001, .001, .001)));
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savedStlCount++;
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}
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}
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// if we added user generated support
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if(extruderMeshGroups[extruderCount].Meshes.Count > 0)
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{
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// add a flag to the merge rules to let us know there was support
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mergeRules += "S";
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}
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return extruderFilesToSlice.ToArray();
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}
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return new string[] { "" };
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default:
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return new string[] { "" };
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}
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}
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private static string SaveAndGetFilePathForMesh(Mesh meshToSave)
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{
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string folderToSaveStlsTo = Path.Combine(ApplicationDataStorage.ApplicationUserDataPath, "data", "temp", "amf_to_stl");
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// Create directory if needed
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Directory.CreateDirectory(folderToSaveStlsTo);
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string filePath = Path.Combine(folderToSaveStlsTo, Path.ChangeExtension(Path.GetRandomFileName(), ".stl"));
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MeshFileIo.Save(meshToSave, filePath);
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return filePath;
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}
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public static async Task SliceFileAsync(PrintItemWrapper printItem, IProgress<string> progressReporter)
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{
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string gcodeFilePath = printItem.GetGCodePathAndFileName();
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await Task.Run(() => SliceFile(
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printItem.FileLocation,
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gcodeFilePath,
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progressReporter));
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}
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private static void SliceFile(string sourceFile, string gcodeFilePath, IProgress<string> progressReporter)
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{
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string mergeRules = "";
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string[] stlFileLocations = GetStlFileLocations(sourceFile, ref mergeRules);
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string fileToSlice = stlFileLocations[0];
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{
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string configFilePath = Path.Combine(
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ApplicationDataStorage.Instance.GCodeOutputPath,
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string.Format("config_{0}.ini", ActiveSliceSettings.Instance.GetLongHashCode().ToString()));
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if (!File.Exists(gcodeFilePath))
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{
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string commandArgs;
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EngineMappingsMatterSlice.WriteSliceSettingsFile(configFilePath);
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if (mergeRules == "")
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{
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commandArgs = $"-v -o \"{gcodeFilePath}\" -c \"{configFilePath}\"";
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}
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else
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{
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commandArgs = $"-b {mergeRules} -v -o \"{gcodeFilePath}\" -c \"{configFilePath}\"";
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}
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foreach (string filename in stlFileLocations)
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{
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commandArgs += $" \"{filename}\"";
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}
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if (AggContext.OperatingSystem == OSType.Android
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|| AggContext.OperatingSystem == OSType.Mac
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|| runInProcess)
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{
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EventHandler WriteOutput = (object s, EventArgs e) =>
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{
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string data = s as string;
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if (data != null)
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{
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progressReporter?.Report(data);
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}
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};
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MatterHackers.MatterSlice.LogOutput.GetLogWrites += WriteOutput;
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MatterSlice.MatterSlice.ProcessArgs(commandArgs);
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MatterHackers.MatterSlice.LogOutput.GetLogWrites -= WriteOutput;
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}
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else
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{
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slicerProcess = new Process()
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{
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StartInfo = new ProcessStartInfo()
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{
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Arguments = commandArgs,
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CreateNoWindow = true,
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WindowStyle = ProcessWindowStyle.Hidden,
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RedirectStandardError = true,
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RedirectStandardOutput = true,
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FileName = MatterSliceInfo.GetEnginePath(),
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UseShellExecute = false
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}
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};
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slicerProcess.OutputDataReceived += (sender, args) =>
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{
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if (args.Data != null)
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{
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string message = args.Data.Replace("=>", "").Trim();
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if (message.Contains(".gcode"))
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{
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message = "Saving intermediate file";
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}
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message += "...";
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progressReporter?.Report(message);
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}
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};
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slicerProcess.Start();
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slicerProcess.BeginOutputReadLine();
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string stdError = slicerProcess.StandardError.ReadToEnd();
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slicerProcess.WaitForExit();
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lock (slicerProcess)
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{
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slicerProcess = null;
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}
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}
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}
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try
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{
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if (File.Exists(gcodeFilePath)
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&& File.Exists(configFilePath))
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{
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// make sure we have not already written the settings onto this file
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bool fileHasSettings = false;
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int bufferSize = 32000;
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using (Stream fileStream = File.OpenRead(gcodeFilePath))
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{
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// Read the tail of the file to determine if the given token exists
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byte[] buffer = new byte[bufferSize];
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fileStream.Seek(Math.Max(0, fileStream.Length - bufferSize), SeekOrigin.Begin);
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int numBytesRead = fileStream.Read(buffer, 0, bufferSize);
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string fileEnd = System.Text.Encoding.UTF8.GetString(buffer);
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if (fileEnd.Contains("GCode settings used"))
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{
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fileHasSettings = true;
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}
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}
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if (!fileHasSettings)
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{
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using (StreamWriter gcodeWriter = File.AppendText(gcodeFilePath))
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{
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string oemName = "MatterControl";
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if (OemSettings.Instance.WindowTitleExtra != null && OemSettings.Instance.WindowTitleExtra.Trim().Length > 0)
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{
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oemName += $" - {OemSettings.Instance.WindowTitleExtra}";
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}
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gcodeWriter.WriteLine("; {0} Version {1} Build {2} : GCode settings used", oemName, VersionInfo.Instance.ReleaseVersion, VersionInfo.Instance.BuildVersion);
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gcodeWriter.WriteLine("; Date {0} Time {1}:{2:00}", DateTime.Now.Date, DateTime.Now.Hour, DateTime.Now.Minute);
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foreach (string line in File.ReadLines(configFilePath))
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{
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gcodeWriter.WriteLine("; {0}", line);
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}
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}
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}
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}
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}
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catch (Exception)
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{
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}
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}
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}
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internal static void CancelCurrentSlicing()
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{
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if (slicerProcess != null)
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{
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lock(slicerProcess)
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{
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if (slicerProcess != null && !slicerProcess.HasExited)
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{
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slicerProcess.Kill();
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}
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}
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}
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else
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{
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MatterHackers.MatterSlice.MatterSlice.Stop();
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}
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}
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}
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}
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