420 lines
14 KiB
C#
420 lines
14 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;
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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.Linq;
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using System.Text;
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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.PartPreviewWindow;
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using MatterHackers.MatterControl.SettingsManagement;
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using MatterHackers.PolygonMesh;
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using MatterHackers.PolygonMesh.Processors;
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using MatterHackers.VectorMath;
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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 { get; set; } = false;
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public static List<(Matrix4X4 matrix, string fileName)> GetStlFileLocations(IObject3D object3D, ref string mergeRules, PrinterConfig printer, IProgress<ProgressStatus> progressReporter, CancellationToken cancellationToken)
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{
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var progressStatus = new ProgressStatus();
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extrudersUsed.Clear();
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int extruderCount = printer.Settings.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 (object3D.VisibleMeshes().Any(i => i.WorldOutputType() == PrintOutputTypes.Support))
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{
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if (printer.Settings.GetValue<int>(SettingsKey.support_material_extruder) != 0)
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{
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int supportExtruder = Math.Max(0, Math.Min(printer.Settings.GetValue<int>(SettingsKey.extruder_count) - 1, printer.Settings.GetValue<int>(SettingsKey.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 (printer.Settings.GetValue<bool>(SettingsKey.create_raft))
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{
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if (printer.Settings.GetValue<int>(SettingsKey.raft_extruder) != 0)
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{
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int raftExtruder = Math.Max(0, Math.Min(printer.Settings.GetValue<int>(SettingsKey.extruder_count) - 1, printer.Settings.GetValue<int>(SettingsKey.raft_extruder) - 1));
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extrudersUsed[raftExtruder] = true;
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}
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}
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{
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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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// Flatten the scene, filtering out items outside of the build volume
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var meshItemsOnBuildPlate = printer.PrintableItems(object3D);
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if (meshItemsOnBuildPlate.Any())
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{
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int maxExtruderIndex = 0;
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var itemsByExtruder = new List<IEnumerable<IObject3D>>();
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for (int extruderIndexIn = 0; extruderIndexIn < extruderCount; extruderIndexIn++)
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{
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var extruderIndex = extruderIndexIn;
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var itemsThisExtruder = meshItemsOnBuildPlate.Where((item) =>
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(File.Exists(item.MeshPath) // Drop missing files
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|| File.Exists(Path.Combine(Object3D.AssetsPath, item.MeshPath)))
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&& (item.WorldMaterialIndex() == extruderIndex
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|| (extruderIndex == 0
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&& (item.WorldMaterialIndex() >= extruderCount || item.WorldMaterialIndex() == -1)))
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&& (item.WorldOutputType() == PrintOutputTypes.Solid || item.WorldOutputType() == PrintOutputTypes.Default));
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itemsByExtruder.Add(itemsThisExtruder);
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extrudersUsed[extruderIndex] |= itemsThisExtruder.Any();
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if (extrudersUsed[extruderIndex])
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{
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maxExtruderIndex = extruderIndex;
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}
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}
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var outputOptions = new List<(Matrix4X4 matrix, string fileName)>();
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int savedStlCount = 0;
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bool first = true;
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for (int extruderIndex = 0; extruderIndex < itemsByExtruder.Count; extruderIndex++)
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{
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if (!first)
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{
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mergeRules += ",";
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first = false;
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}
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mergeRules += AddObjectsForExtruder(itemsByExtruder[extruderIndex], outputOptions, ref savedStlCount);
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}
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var supportObjects = meshItemsOnBuildPlate.Where((item) => item.WorldOutputType() == PrintOutputTypes.Support);
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// if we added user generated support
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if (supportObjects.Any())
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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" + AddObjectsForExtruder(supportObjects, outputOptions, ref savedStlCount);
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}
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mergeRules += " ";
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return outputOptions;
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}
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}
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return new List<(Matrix4X4 matrix, string fileName)>();
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}
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private static string AddObjectsForExtruder(IEnumerable<IObject3D> items,
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List<(Matrix4X4 matrix, string fileName)> outputItems,
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ref int savedStlCount)
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{
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string mergeString = "";
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if (items.Any())
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{
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bool first = true;
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foreach (var item in items)
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{
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if (!first)
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{
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mergeString += ",";
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}
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// TODO: Use existing AssetsPath property
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string assetsDirectory = Path.Combine(ApplicationDataStorage.Instance.ApplicationLibraryDataPath, "Assets");
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outputItems.Add((item.WorldMatrix(), Path.Combine(assetsDirectory, item.MeshPath)));
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mergeString += $"({savedStlCount++}";
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first = false;
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}
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mergeString += new String(')', items.Count());
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}
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else
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{
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// TODO: consider dropping the custom path and using the AssetPath as above
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string folderToSaveStlsTo = Path.Combine(ApplicationDataStorage.Instance.ApplicationTempDataPath, "amf_to_stl");
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// Create directory if needed
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Directory.CreateDirectory(folderToSaveStlsTo);
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Mesh tinyMesh = PlatonicSolids.CreateCube(.001, .001, .001);
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string tinyObjectFileName = Path.Combine(folderToSaveStlsTo, Path.ChangeExtension("non_printing_extruder_change_mesh", ".stl"));
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StlProcessing.Save(tinyMesh, tinyObjectFileName, CancellationToken.None);
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outputItems.Add((Matrix4X4.Identity, tinyObjectFileName));
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mergeString += $"({savedStlCount++})";
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}
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return mergeString;
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}
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public static Task<bool> SliceItem(IObject3D object3D, string gcodeFilePath, PrinterConfig printer, IProgress<ProgressStatus> progressReporter, CancellationToken cancellationToken)
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{
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string mergeRules = "";
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var stlFileLocations = GetStlFileLocations(object3D, ref mergeRules, printer, progressReporter, cancellationToken);
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if (stlFileLocations.Count > 0)
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{
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return SliceItem(stlFileLocations, mergeRules, gcodeFilePath, printer, progressReporter, cancellationToken);
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}
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return Task.FromResult(false);
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}
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public static Task<bool> SliceItem(List<(Matrix4X4 matrix, string fileName)> stlFileLocations, string mergeRules, string gcodeFilePath, PrinterConfig printer, IProgress<ProgressStatus> reporter, CancellationToken cancellationToken)
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{
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// Wrap the reporter with a specialized MatterSlice string parser for percent from string results
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var sliceProgressReporter = new SliceProgressReporter(reporter, printer);
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bool slicingSucceeded = true;
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if(stlFileLocations.Count > 0)
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{
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var progressStatus = new ProgressStatus()
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{
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Status = "Generating Config"
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};
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sliceProgressReporter.Report(progressStatus);
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string configFilePath = Path.Combine(
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ApplicationDataStorage.Instance.GCodeOutputPath,
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string.Format("config_{0}.ini", printer.Settings.GetLongHashCode().ToString()));
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progressStatus.Status = "Starting slicer";
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sliceProgressReporter.Report(progressStatus);
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if (!File.Exists(gcodeFilePath)
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|| !HasCompletedSuccessfully(gcodeFilePath))
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{
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string commandArgs;
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var matrixAndMeshArgs = new StringBuilder();
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foreach (var matrixAndFile in stlFileLocations)
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{
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var matrixString = "";
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bool first = true;
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for (int i = 0; i < 4; i++)
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{
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for (int j = 0; j < 4; j++)
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{
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if (!first)
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{
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matrixString += ",";
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}
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matrixString += matrixAndFile.matrix[i, j].ToString("0.######");
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first = false;
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}
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}
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matrixAndMeshArgs.Append($" -m \"{matrixString}\"");
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matrixAndMeshArgs.Append($" \"{matrixAndFile.fileName}\" ");
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}
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printer.EngineMappingsMatterSlice.WriteSliceSettingsFile(configFilePath, rawLines: new[]
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{
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$"booleanOperations = {mergeRules}",
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$"additionalArgsToProcess ={matrixAndMeshArgs}"
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});
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commandArgs = $"-v -o \"{gcodeFilePath}\" -c \"{configFilePath}\"";
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bool forcedExit = false;
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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 = (s, e) =>
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{
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if (cancellationToken.IsCancellationRequested)
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{
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MatterHackers.MatterSlice.MatterSlice.Stop();
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forcedExit = true;
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}
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if (s is string stringValue)
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{
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sliceProgressReporter?.Report(new ProgressStatus()
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{
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Status = stringValue
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});
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}
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};
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MatterSlice.LogOutput.GetLogWrites += WriteOutput;
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MatterSlice.MatterSlice.ProcessArgs(commandArgs);
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MatterSlice.LogOutput.GetLogWrites -= WriteOutput;
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slicingSucceeded = !forcedExit;
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}
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else
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{
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var 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 += (s, e) =>
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{
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if (e.Data is string stringValue)
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{
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if (cancellationToken.IsCancellationRequested)
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{
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slicerProcess?.Kill();
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slicerProcess?.Dispose();
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forcedExit = true;
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}
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string message = stringValue.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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sliceProgressReporter?.Report(new ProgressStatus()
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{
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Status = message
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});
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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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if (!forcedExit)
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{
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slicerProcess.WaitForExit();
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}
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slicingSucceeded = !forcedExit;
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}
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}
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try
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{
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if (slicingSucceeded
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&& 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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return Task.FromResult(slicingSucceeded);
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}
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private static bool HasCompletedSuccessfully(string gcodeFilePath)
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{
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using (var reader = new StreamReader(gcodeFilePath))
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{
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if (reader.BaseStream.Length > 10000)
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{
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reader.BaseStream.Seek(-10000, SeekOrigin.End);
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}
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string endText = reader.ReadToEnd();
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return endText.Contains("; MatterSlice Completed Successfully");
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}
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}
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}
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}
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