public void DualMaterialNoRetraction(int material)
        {
            GCodeExport.CheckForZeroPositions = false;
            string shortCubeName = "CubePoint2High";
            string shortCube     = TestUtilities.GetStlPath(shortCubeName);

            string outputGCodeFileName = TestUtilities.GetTempGCodePath($"CubeNoRetractions{material}");

            var config = new ConfigSettings();

            config.ExtruderCount       = 2;
            config.FirstLayerThickness = .2;
            config.LayerThickness      = .2;

            var processor = new FffProcessor(config);

            processor.SetTargetFile(outputGCodeFileName);
            for (int i = 0; i < material; i++)
            {
                string skipExtruder = TestUtilities.GetStlPath("TooSmallToPrint");

                processor.LoadStlFile(skipExtruder);
            }

            processor.LoadStlFile(shortCube);
            // slice and save it
            processor.DoProcessing();
            processor.Dispose();

            string[] gCodeContent = TestUtilities.LoadGCodeFile(outputGCodeFileName);

            // test layer count
            int layerCount = TestUtilities.LayerCount(gCodeContent);

            Assert.AreEqual(1, layerCount);

            int retractions = TestUtilities.CountRetractions(gCodeContent);

            Assert.AreEqual(1, retractions, $"Material {material} should have no retractions");
        }
Example #2
0
        public static int ProcessArgs(string[] args)
        {
            if (args.Length == 0)
            {
                print_usage();
                return(0);
            }

            ConfigSettings config    = new ConfigSettings();
            FffProcessor   processor = new FffProcessor(config);

            LogOutput.Log("\nMatterSlice version {0}\n\n".FormatWith(ConfigConstants.VERSION));

            if (ProcessArgs(args, config, processor) == 0)
            {
                return(0);
            }

            if (!Canceled)
            {
                using (new QuickTimer2("DoProcessing"))
                {
                    processor.DoProcessing();
                }
            }

            if (!Canceled)
            {
                processor.Dispose();
            }

            if (Canceled)
            {
                processor.Cancel();
            }

            Canceled = true;

            return(0);
        }
Example #3
0
        public void SupportConnectedOptimaly()
        {
            string thinWallsSTL   = TestUtilities.GetStlPath("two disks");
            string thinWallsGCode = TestUtilities.GetTempGCodePath("two disks.gcode");

            {
                // load a model that is correctly manifold
                var config = new ConfigSettings();
                config.GenerateSupport = true;
                var processor = new FffProcessor(config);
                processor.SetTargetFile(thinWallsGCode);
                processor.LoadStlFile(thinWallsSTL);
                // slice and save it
                processor.DoProcessing();
                processor.Finalize();

                string[] loadedGCode = TestUtilities.LoadGCodeFile(thinWallsGCode);
                int      layerCount  = TestUtilities.LayerCount(loadedGCode);

                for (int i = 0; i < layerCount; i++)
                {
                    var movements = loadedGCode.GetGCodeForLayer(i).Movements().ToList();

                    int longMoveCount = 0;
                    for (var j = 1; j < movements.Count - 2; j++)
                    {
                        var start = movements[j - 1];
                        var end   = movements[j];
                        if (end.extrusion - start.extrusion == 0 &&
                            (end.position - start.position).Length > 5)
                        {
                            longMoveCount++;
                        }
                    }

                    Assert.LessOrEqual(longMoveCount, 6);
                }
            }
        }
Example #4
0
        public void SupportTowerHasCorrectRetractions()
        {
            string infillSTLA  = TestUtilities.GetStlPath("dice_body");
            string infillSTLB  = TestUtilities.GetStlPath("dice_numbers");
            string infillGCode = TestUtilities.GetTempGCodePath("dice_dual.gcode");
            {
                // load a model that is correctly manifold
                var    config       = new ConfigSettings();
                string settingsPath = TestContext.CurrentContext.ResolveProjectPath(4, "Tests", "TestData", "thin_ring_config.ini");
                config.ReadSettings(settingsPath);
                var processor = new FffProcessor(config);
                processor.SetTargetFile(infillGCode);
                processor.LoadStlFile(infillSTLA);
                processor.LoadStlFile(infillSTLB);
                // slice and save it
                processor.DoProcessing();
                processor.Finalize();

                string[] loadedGCode = TestUtilities.LoadGCodeFile(infillGCode);

                Assert.IsTrue(loadedGCode.Contains("T1 ; switch extruder"));
                Assert.IsTrue(loadedGCode.Contains("T0 ; switch extruder"));

                var layers = loadedGCode.GetAllExtrusionPolygons();
                for (int i = 0; i < layers.Count; i++)
                {
                    var polys = layers[i];
                    foreach (var poly in polys)
                    {
                        for (int j = 0; j < poly.Count - 1; j++)
                        {
                            int a = 0;
                        }
                    }
                }
            }
        }
        static void Main(string[] args)
        {
            Console.WriteLine("Hello World!");


            ConfigSettings config    = new ConfigSettings();
            FffProcessor   processor = new FffProcessor(config);

            MemoryStream result = new MemoryStream();

            processor.SetTargetStream(result);

            var path = Path.GetDirectoryName(Assembly.GetExecutingAssembly().CodeBase).Replace("file:\\", "");

            path = $"{path}\\SampleSTLs\\AvoidCrossing9Holes.stl";
            var stream = new FileStream(path, FileMode.Open);

            using (new QuickTimer2("LoadStlFile"))
            {
                processor.LoadStlStream(stream);
            }

            using (new QuickTimer2("DoProcessing"))
            {
                processor.DoProcessing();
            }
            var data = processor.Finalize();


            //GenericGCodeParser parser = new GenericGCodeParser();


            //result.Position = 0;
            //TextReader tr = new StreamReader(result);
            //var gcode = parser.Parse(tr);
        }
Example #6
0
        public void CorrectIslandCount()
        {
            string engineStlFile   = TestUtilities.GetStlPath("Engine-Benchmark");
            string engineGCodeFile = TestUtilities.GetTempGCodePath("Engine-Benchmark.gcode");

            var config = new ConfigSettings();

            config.FirstLayerThickness   = .2;
            config.LayerThickness        = .2;
            config.NumberOfSkirtLoops    = 0;
            config.InfillPercent         = 0;
            config.NumberOfTopLayers     = 0;
            config.NumberOfBottomLayers  = 0;
            config.NumberOfPerimeters    = 1;
            config.MergeOverlappingLines = false;
            var processor = new FffProcessor(config);

            processor.SetTargetFile(engineGCodeFile);
            processor.LoadStlFile(engineStlFile);
            // slice and save it
            processor.DoProcessing();
            processor.Dispose();

            var loadedGCode = TestUtilities.LoadGCodeFile(engineGCodeFile);
            var layers      = TestUtilities.LayerCount(loadedGCode);

            Assert.AreEqual(195, layers);

            var layerPolygons = TestUtilities.GetAllLayersExtrusionPolygons(loadedGCode);

            Assert.AreEqual(17, layerPolygons[32].Count);
            for (int i = 33; i < 44; i++)
            {
                Assert.AreEqual(13, layerPolygons[i].Where(p => p.Count > 2).Count());
            }
        }
Example #7
0
        private static void CheckSpiralCylinder(string stlFile, string gcodeFile, int expectedLayers, bool enableThinWalls = false)
        {
            string cylinderStlFile       = TestUtilities.GetStlPath(stlFile);
            string cylinderGCodeFileName = TestUtilities.GetTempGCodePath(gcodeFile);

            ConfigSettings config = new ConfigSettings();

            config.FirstLayerThickness = .2;
            config.LayerThickness      = .2;
            if (enableThinWalls)
            {
                config.ExpandThinWalls = true;
                config.FillThinGaps    = true;
            }
            config.NumberOfBottomLayers           = 0;
            config.ContinuousSpiralOuterPerimeter = true;
            FffProcessor processor = new FffProcessor(config);

            processor.SetTargetFile(cylinderGCodeFileName);
            processor.LoadStlFile(cylinderStlFile);
            // slice and save it
            processor.DoProcessing();
            processor.Finalize();

            string[] cylinderGCodeContent = TestUtilities.LoadGCodeFile(cylinderGCodeFileName);

            // test .1 layer height
            int layerCount = TestUtilities.CountLayers(cylinderGCodeContent);

            Assert.IsTrue(layerCount == expectedLayers);

            for (int i = 2; i < layerCount - 3; i++)
            {
                string[] layerInfo = TestUtilities.GetGCodeForLayer(cylinderGCodeContent, i);

                // check that all layers move up continuously
                MovementInfo lastMovement = new MovementInfo();
                foreach (MovementInfo movement in TestUtilities.Movements(layerInfo))
                {
                    Assert.IsTrue(movement.position.z > lastMovement.position.z);

                    lastMovement = movement;
                }

                bool first = true;
                lastMovement = new MovementInfo();
                // check that all moves are on the outside of the cylinder (not crossing to a new point)
                foreach (MovementInfo movement in TestUtilities.Movements(layerInfo))
                {
                    if (!first)
                    {
                        Assert.IsTrue((movement.position - lastMovement.position).Length < 2);

                        Vector3 xyOnly = new Vector3(movement.position.x, movement.position.y, 0);
                        Assert.AreEqual(9.8, xyOnly.Length, .3);
                    }

                    lastMovement = movement;
                    first        = false;
                }
            }
        }
Example #8
0
        private static void CheckSpiralCone(string stlFile, string gcodeFile, bool enableThinWalls = false)
        {
            string cylinderStlFile       = TestUtilities.GetStlPath(stlFile);
            string cylinderGCodeFileName = TestUtilities.GetTempGCodePath(gcodeFile);

            var config = new ConfigSettings
            {
                FirstLayerThickness            = .2,
                LayerThickness                 = .2,
                NumberOfBottomLayers           = 0,
                ContinuousSpiralOuterPerimeter = true
            };

            if (enableThinWalls)
            {
                config.ExpandThinWalls = true;
                config.FillThinGaps    = true;
            }

            var processor = new FffProcessor(config);

            processor.SetTargetFile(cylinderGCodeFileName);
            processor.LoadStlFile(cylinderStlFile);
            // slice and save it
            processor.DoProcessing();
            processor.Finalize();

            string[] cylinderGCodeContent = TestUtilities.LoadGCodeFile(cylinderGCodeFileName);

            // test .1 layer height
            int layerCount = TestUtilities.CountLayers(cylinderGCodeContent);

            Assert.AreEqual(50, layerCount, "SpiralCone should have 50 layers");

            for (int i = 2; i < layerCount - 3; i++)
            {
                string[] layerInfo = TestUtilities.GetGCodeForLayer(cylinderGCodeContent, i);

                // check that all layers move up continuously
                MovementInfo lastMovement = new MovementInfo();
                foreach (MovementInfo movement in TestUtilities.Movements(layerInfo))
                {
#if __ANDROID__
                    Assert.IsTrue(movement.position.z > lastMovement.position.z);
#else
                    Assert.Greater(movement.position.z, lastMovement.position.z, "Z position should increment per layer");
#endif
                    lastMovement = movement;
                }

                double radiusForLayer = 5.0 + (20.0 - 5.0) / layerCount * i;

                bool first = true;
                lastMovement = new MovementInfo();
                // check that all moves are on the outside of the cylinder (not crossing to a new point)
                foreach (MovementInfo movement in TestUtilities.Movements(layerInfo))
                {
                    if (!first)
                    {
                        Assert.IsTrue((movement.position - lastMovement.position).Length < 2);

                        Vector3 xyOnly = new Vector3(movement.position.x, movement.position.y, 0);
                        Assert.AreEqual(radiusForLayer, xyOnly.Length, .3);
                    }

                    lastMovement = movement;
                    first        = false;
                }
            }
        }
Example #9
0
        public void DualMaterialPrintMovesCorrectly(bool createWipeTower)
        {
            string leftPart     = "Box Left";
            string rightPart    = "Box Right";
            string leftStlFile  = TestUtilities.GetStlPath(leftPart);
            string rightStlFile = TestUtilities.GetStlPath(rightPart);

            string outputGCodeFileName = TestUtilities.GetTempGCodePath("DualPartMoves");

            ConfigSettings config = new ConfigSettings();

            config.ExtruderCount        = 2;
            config.FirstLayerThickness  = .2;
            config.LayerThickness       = .2;
            config.NumberOfBottomLayers = 0;
            if (createWipeTower)
            {
                config.WipeTowerSize = 10;
            }
            else
            {
                config.WipeTowerSize = 0;
            }

            var processor = new FffProcessor(config);

            processor.SetTargetFile(outputGCodeFileName);
            processor.LoadStlFile(leftStlFile);
            processor.LoadStlFile(rightStlFile);
            // slice and save it
            processor.DoProcessing();
            processor.Finalize();

            string[] gCodeContent = TestUtilities.LoadGCodeFile(outputGCodeFileName);

            // test .1 layer height
            int layerCount = TestUtilities.CountLayers(gCodeContent);

            Assert.IsTrue(layerCount == 50);

            bool hadMoveLessThan85 = false;

            MovementInfo lastMovement = new MovementInfo();

            for (int i = 0; i < layerCount - 3; i++)
            {
                string[] layerInfo = TestUtilities.GetGCodeForLayer(gCodeContent, i);

                // check that all layers move up continuously
                foreach (MovementInfo movement in TestUtilities.Movements(layerInfo, lastMovement, onlyG1s: true))
                {
                    if (i > 2)
                    {
                        if (createWipeTower)
                        {
                            Assert.IsTrue(movement.position.x > 75 && movement.position.y > 10, "Moves don't go to 0");
                            if (movement.position.x < 85)
                            {
                                hadMoveLessThan85 = true;
                            }
                        }
                        else
                        {
                            Assert.IsTrue(movement.position.x > 85 && movement.position.y > 10, "Moves don't go to 0");
                        }
                    }
                    lastMovement = movement;
                }
            }

            if (createWipeTower)
            {
                Assert.IsTrue(hadMoveLessThan85, "found a wipe tower");
            }
        }
Example #10
0
        public void DoHas2WallRingsAllTheWayUp(string fileName, int expectedLayerCount, bool checkRadius = false)
        {
            string stlFile   = TestUtilities.GetStlPath(fileName);
            string gCodeFile = TestUtilities.GetTempGCodePath(fileName + ".gcode");

            ConfigSettings config = new ConfigSettings();

            config.InfillPercent            = 0;
            config.NumberOfPerimeters       = 1;
            config.FirstLayerExtrusionWidth = .2;
            config.LayerThickness           = .2;
            config.NumberOfBottomLayers     = 0;
            config.NumberOfTopLayers        = 0;
            FffProcessor processor = new FffProcessor(config);

            processor.SetTargetFile(gCodeFile);
            processor.LoadStlFile(stlFile);
            // slice and save it
            processor.DoProcessing();
            processor.Finalize();

            string[] gcodeLines = TestUtilities.LoadGCodeFile(gCodeFile);

            int layerCount = TestUtilities.CountLayers(gcodeLines);

            Assert.IsTrue(layerCount == expectedLayerCount);

            MovementInfo movement = new MovementInfo();

            for (int i = 0; i < layerCount - 5; i++)
            {
                string[] layerInfo = TestUtilities.GetGCodeForLayer(gcodeLines, i);

                if (i > 0)
                {
                    Polygons layerPolygons = TestUtilities.GetExtrusionPolygons(layerInfo, ref movement);

                    Assert.IsTrue(layerPolygons.Count == 2);

                    if (checkRadius)
                    {
                        Assert.IsTrue(layerPolygons[0].Count > 10);
                        Assert.IsTrue(layerPolygons[1].Count > 10);

                        if (false)
                        {
                            foreach (var polygon in layerPolygons)
                            {
                                double radiusForPolygon = polygon[0].LengthMm();
                                foreach (var point in polygon)
                                {
                                    Assert.AreEqual(radiusForPolygon, point.LengthMm(), 15);
                                }
                            }
                        }
                    }
                }
                else
                {
                    TestUtilities.GetExtrusionPolygons(layerInfo, ref movement);
                }
            }
        }
Example #11
0
        public void CanSetExtruderForSupportMaterial()
        {
            string baseFileName  = "Support Material 2 Bars";
            string stlToLoad     = TestUtilities.GetStlPath(baseFileName + ".stl");
            string supportToLoad = TestUtilities.GetStlPath("2BarsSupport.stl");

            // check that default is support printed with extruder 0
            {
                string gcodeToCreate = TestUtilities.GetTempGCodePath(baseFileName + "_0_.gcode");

                ConfigSettings config    = new ConfigSettings();
                FffProcessor   processor = new FffProcessor(config);
                processor.SetTargetFile(gcodeToCreate);
                processor.LoadStlFile(stlToLoad);
                // slice and save it
                processor.DoProcessing();
                processor.Finalize();

                string[] gcodeContents = TestUtilities.LoadGCodeFile(gcodeToCreate);
                Assert.IsFalse(TestUtilities.UsesExtruder(gcodeContents, 1));
                Assert.IsFalse(TestUtilities.UsesExtruder(gcodeContents, 2));
            }

            // check that support is printed with extruder 0
            {
                string gcodeToCreate = TestUtilities.GetTempGCodePath(baseFileName + "_1b_.gcode");

                ConfigSettings config = new ConfigSettings();
                config.ExtruderCount   = 1;
                config.SupportExtruder = 1;                 // from a 0 based index
                // this is a hack, but it is the signaling mechanism for support
                config.BooleanOperations = "S";
                FffProcessor processor = new FffProcessor(config);
                processor.SetTargetFile(gcodeToCreate);
                processor.LoadStlFile(stlToLoad);
                processor.LoadStlFile(supportToLoad);
                // slice and save it
                processor.DoProcessing();
                processor.Finalize();

                string[] gcodeContents = TestUtilities.LoadGCodeFile(gcodeToCreate);
                Assert.IsFalse(TestUtilities.UsesExtruder(gcodeContents, 1));
                Assert.IsFalse(TestUtilities.UsesExtruder(gcodeContents, 2));
            }

            // check that support is printed with extruder 1
            {
                string gcodeToCreate = TestUtilities.GetTempGCodePath(baseFileName + "_1b_.gcode");

                ConfigSettings config = new ConfigSettings();
                config.SupportExtruder = 1;
                config.ExtruderCount   = 2;
                // this is a hack, but it is the signaling mechanism for support
                config.BooleanOperations = "S";
                FffProcessor processor = new FffProcessor(config);
                processor.SetTargetFile(gcodeToCreate);
                processor.LoadStlFile(stlToLoad);
                // we have to have a mesh for every extruder
                processor.LoadStlFile(stlToLoad);
                processor.LoadStlFile(supportToLoad);
                // slice and save it
                processor.DoProcessing();
                processor.Finalize();

                string[] gcodeContents = TestUtilities.LoadGCodeFile(gcodeToCreate);
                Assert.IsTrue(TestUtilities.UsesExtruder(gcodeContents, 1));
                Assert.IsFalse(TestUtilities.UsesExtruder(gcodeContents, 2));
            }

            // check that support interface is printed with extruder 0
            {
                string gcodeToCreate = TestUtilities.GetTempGCodePath(baseFileName + "_1i_.gcode");

                ConfigSettings config = new ConfigSettings();
                config.ExtruderCount            = 1;
                config.SupportInterfaceExtruder = 1;
                // this is a hack, but it is the signaling mechanism for support
                config.BooleanOperations = "S";
                FffProcessor processor = new FffProcessor(config);
                processor.SetTargetFile(gcodeToCreate);
                processor.LoadStlFile(stlToLoad);
                processor.LoadStlFile(supportToLoad);
                // slice and save it
                processor.DoProcessing();
                processor.Finalize();

                string[] gcodeContents = TestUtilities.LoadGCodeFile(gcodeToCreate);
                Assert.IsFalse(TestUtilities.UsesExtruder(gcodeContents, 1));
                Assert.IsFalse(TestUtilities.UsesExtruder(gcodeContents, 2));
            }

            // check that support interface is printed with extruder 1
            {
                string gcodeToCreate = TestUtilities.GetTempGCodePath(baseFileName + "_1i_.gcode");

                ConfigSettings config = new ConfigSettings();
                config.ExtruderCount            = 2;
                config.SupportInterfaceExtruder = 1;
                // this is a hack, but it is the signaling mechanism for support
                config.BooleanOperations = "S";
                FffProcessor processor = new FffProcessor(config);
                processor.SetTargetFile(gcodeToCreate);
                processor.LoadStlFile(stlToLoad);
                // we have to have a mesh for every extruder
                processor.LoadStlFile(stlToLoad);
                processor.LoadStlFile(supportToLoad);
                // slice and save it
                processor.DoProcessing();
                processor.Finalize();

                string[] gcodeContents = TestUtilities.LoadGCodeFile(gcodeToCreate);
                Assert.IsTrue(TestUtilities.UsesExtruder(gcodeContents, 0));
                Assert.IsTrue(TestUtilities.UsesExtruder(gcodeContents, 1));
                Assert.IsFalse(TestUtilities.UsesExtruder(gcodeContents, 2));
            }

            // check that support and interface can be set separately
            {
                string gcodeToCreate = TestUtilities.GetTempGCodePath(baseFileName + "_1b2i_.gcode");

                ConfigSettings config = new ConfigSettings();
                config.ExtruderCount            = 1;
                config.SupportExtruder          = 1;
                config.SupportInterfaceExtruder = 2;
                // this is a hack, but it is the signaling mechanism for support
                config.BooleanOperations = "S";
                FffProcessor processor = new FffProcessor(config);
                processor.SetTargetFile(gcodeToCreate);
                processor.LoadStlFile(stlToLoad);
                processor.LoadStlFile(supportToLoad);
                // slice and save it
                processor.DoProcessing();
                processor.Finalize();

                string[] gcodeContents = TestUtilities.LoadGCodeFile(gcodeToCreate);
                Assert.IsFalse(TestUtilities.UsesExtruder(gcodeContents, 1));
                Assert.IsFalse(TestUtilities.UsesExtruder(gcodeContents, 2));
            }

            // check that support and interface can be set separately
            {
                string gcodeToCreate = TestUtilities.GetTempGCodePath(baseFileName + "_1b2i_.gcode");

                ConfigSettings config = new ConfigSettings();
                config.ExtruderCount            = 2;
                config.SupportExtruder          = 1;
                config.SupportInterfaceExtruder = 2;
                // this is a hack, but it is the signaling mechanism for support
                config.BooleanOperations = "S";
                FffProcessor processor = new FffProcessor(config);
                processor.SetTargetFile(gcodeToCreate);
                processor.LoadStlFile(stlToLoad);
                // we have to have a mesh for every extruder
                processor.LoadStlFile(stlToLoad);
                processor.LoadStlFile(supportToLoad);
                // slice and save it
                processor.DoProcessing();
                processor.Finalize();

                string[] gcodeContents = TestUtilities.LoadGCodeFile(gcodeToCreate);
                Assert.IsTrue(TestUtilities.UsesExtruder(gcodeContents, 1));
                Assert.IsFalse(TestUtilities.UsesExtruder(gcodeContents, 2));
            }

            // check that support and interface can be set separately
            {
                string gcodeToCreate = TestUtilities.GetTempGCodePath(baseFileName + "_1b2i_.gcode");

                ConfigSettings config = new ConfigSettings();
                config.ExtruderCount            = 3;
                config.SupportExtruder          = 1;
                config.SupportInterfaceExtruder = 2;
                // this is a hack, but it is the signaling mechanism for support
                config.BooleanOperations = "S";
                FffProcessor processor = new FffProcessor(config);
                processor.SetTargetFile(gcodeToCreate);
                processor.LoadStlFile(stlToLoad);
                // we have to have a mesh for every extruder
                processor.LoadStlFile(stlToLoad);
                processor.LoadStlFile(stlToLoad);
                processor.LoadStlFile(supportToLoad);
                // slice and save it
                processor.DoProcessing();
                processor.Finalize();

                string[] gcodeContents = TestUtilities.LoadGCodeFile(gcodeToCreate);
                Assert.IsTrue(TestUtilities.UsesExtruder(gcodeContents, 1));
                Assert.IsTrue(TestUtilities.UsesExtruder(gcodeContents, 2));
            }
        }
Example #12
0
        public void AllMovesRequiringRetractionDoRetraction(string baseFileName, string settingsIniFile = "")
        {
            string stlToLoad = TestUtilities.GetStlPath(baseFileName + ".stl");

            // check that default is support printed with extruder 0
            string gcodeToCreate = TestUtilities.GetTempGCodePath(baseFileName + "_retract_.gcode");

            ConfigSettings config = new ConfigSettings();

            if (settingsIniFile == "")
            {
                config.MinimumTravelToCauseRetraction   = 2;
                config.MinimumExtrusionBeforeRetraction = 0;
                config.MergeOverlappingLines            = false;
                config.FirstLayerExtrusionWidth         = .5;
            }
            else
            {
                config.ReadSettings(settingsIniFile);
            }

            // this is what we detect
            config.RetractionZHop = 5;

            FffProcessor processor = new FffProcessor(config);

            processor.SetTargetFile(gcodeToCreate);
            processor.LoadStlFile(stlToLoad);
            // slice and save it
            processor.DoProcessing();
            processor.Finalize();

            string[]     gcodeContents       = TestUtilities.LoadGCodeFile(gcodeToCreate);
            int          layerCount          = TestUtilities.CountLayers(gcodeContents);
            bool         firstPosition       = true;
            MovementInfo lastMovement        = new MovementInfo();
            MovementInfo lastExtrusion       = new MovementInfo();
            bool         lastMoveIsExtrusion = true;

            for (int layerIndex = 0; layerIndex < layerCount; layerIndex++)
            {
                string[] layerGCode    = TestUtilities.GetGCodeForLayer(gcodeContents, layerIndex);
                int      movementIndex = 0;
                foreach (MovementInfo movement in TestUtilities.Movements(layerGCode, lastMovement))
                {
                    if (!firstPosition)
                    {
                        bool isTravel = lastMovement.extrusion == movement.extrusion;
                        if (isTravel)
                        {
                            Vector3 lastPosition = lastMovement.position;
                            lastPosition.z = 0;
                            Vector3 currenPosition = movement.position;
                            currenPosition.z = 0;
                            double xyLength = (lastPosition - currenPosition).Length;
                            if (xyLength > config.MinimumTravelToCauseRetraction &&
                                lastMoveIsExtrusion)
                            {
                                Assert.GreaterOrEqual(movement.position.z, lastExtrusion.position.z);
                            }

                            lastMoveIsExtrusion = false;
                        }
                        else
                        {
                            lastMoveIsExtrusion = true;
                            lastExtrusion       = movement;
                        }

                        lastMoveIsExtrusion = !isTravel;
                    }

                    lastMovement  = movement;
                    firstPosition = false;
                    movementIndex++;
                }
            }

            // make sure we don't switch extruders
            Assert.IsFalse(TestUtilities.UsesExtruder(gcodeContents, 1));
            Assert.IsFalse(TestUtilities.UsesExtruder(gcodeContents, 2));
        }
Example #13
0
        public void ExpandThinWallsFindsWalls()
        {
            string thinWallsSTL = TestUtilities.GetStlPath("ThinWalls");

            // without expand thin walls
            {
                string thinWallsGCode = TestUtilities.GetTempGCodePath("ThinWalls1.gcode");
                var    config         = new ConfigSettings
                {
                    FirstLayerThickness   = .2,
                    LayerThickness        = .2,
                    NumberOfSkirtLoops    = 0,
                    InfillPercent         = 0,
                    NumberOfTopLayers     = 0,
                    NumberOfBottomLayers  = 0,
                    NumberOfPerimeters    = 1,
                    ExpandThinWalls       = false,
                    MergeOverlappingLines = false
                };
                var processor = new FffProcessor(config);
                processor.SetTargetFile(thinWallsGCode);
                processor.LoadStlFile(thinWallsSTL);
                // slice and save it
                processor.DoProcessing();
                processor.Finalize();

                string[] loadedGCode = TestUtilities.LoadGCodeFile(thinWallsGCode);
                int      layerCount  = TestUtilities.LayerCount(loadedGCode);
                Assert.AreEqual(50, layerCount);

                var layerPolygons = loadedGCode.GetAllExtrusionPolygons();

                Assert.AreEqual(6, layerPolygons[10].Where(i => i.Count > 2).Count());
            }

            // with expand thin walls
            {
                string thinWallsGCode = TestUtilities.GetTempGCodePath("ThinWalls2.gcode");
                var    config         = new ConfigSettings();
                config.FirstLayerThickness   = .2;
                config.LayerThickness        = .2;
                config.NumberOfSkirtLoops    = 0;
                config.InfillPercent         = 0;
                config.NumberOfTopLayers     = 0;
                config.NumberOfBottomLayers  = 0;
                config.NumberOfPerimeters    = 1;
                config.ExpandThinWalls       = true;
                config.MergeOverlappingLines = false;
                var processor = new FffProcessor(config);
                processor.SetTargetFile(thinWallsGCode);
                processor.LoadStlFile(thinWallsSTL);
                // slice and save it
                processor.DoProcessing();
                processor.Finalize();

                string[] loadedGCode = TestUtilities.LoadGCodeFile(thinWallsGCode);
                int      layerCount  = TestUtilities.LayerCount(loadedGCode);
                Assert.AreEqual(50, layerCount);

                var layerPolygons = loadedGCode.GetAllExtrusionPolygons();

                Assert.AreEqual(10, layerPolygons[10].Count);
            }

            // with expand thin walls and with merge overlapping lines
            {
                string thinWallsGCode = TestUtilities.GetTempGCodePath("ThinWalls3.gcode");
                var    config         = new ConfigSettings();
                config.FirstLayerThickness   = .2;
                config.LayerThickness        = .2;
                config.NumberOfSkirtLoops    = 0;
                config.InfillPercent         = 0;
                config.NumberOfTopLayers     = 0;
                config.NumberOfBottomLayers  = 0;
                config.NumberOfPerimeters    = 1;
                config.ExpandThinWalls       = true;
                config.MergeOverlappingLines = true;
                var processor = new FffProcessor(config);
                processor.SetTargetFile(thinWallsGCode);
                processor.LoadStlFile(thinWallsSTL);
                // slice and save it
                processor.DoProcessing();
                processor.Finalize();

                string[] loadedGCode = TestUtilities.LoadGCodeFile(thinWallsGCode);
                int      layerCount  = TestUtilities.LayerCount(loadedGCode);
                Assert.AreEqual(50, layerCount);

                var layerPolygons = loadedGCode.GetAllExtrusionPolygons();

                Assert.AreEqual(10, layerPolygons[10].Count);
            }
        }