public void SliceFileWithLeadingLowercaseN()
{
// Stl with leading n - tests past regression due to c:\path\name.stl where \n in path breaks during stuff/unstuff behavior
string stlPath = TestUtilities.GetStlPath("name-with-leading-n");
string gcodePath = TestUtilities.GetTempGCodePath(nameof(SliceFileWithLeadingLowercaseN));
// Create config file
var configFilePath = Path.ChangeExtension(gcodePath, "ini");
using (var stream = new StreamWriter(configFilePath))
{
stream.WriteLine($"additionalArgsToProcess = -m \"1,0,0,0,0,1,0,0,0,0,1,0,5,0,0,1\" \"{stlPath}\"");
}
// Slice file
MatterSlice.ProcessArgs($"-v -o \"{gcodePath}\" -c \"{configFilePath}\"");
// Load and validate generated GCode
string[] gcode = TestUtilities.LoadGCodeFile(gcodePath);
var movement = new MovementInfo();
// check layer 1
var layer1Info = TestUtilities.GetGCodeForLayer(gcode, 1);
var layer1Polygons = TestUtilities.GetExtrusionPolygons(layer1Info, ref movement);
Assert.AreEqual(4, layer1Polygons.Count);
// check layer 2
var layer2Info = TestUtilities.GetGCodeForLayer(gcode, 2);
var layer2Polygons = TestUtilities.GetExtrusionPolygons(layer2Info, ref movement);
Assert.AreEqual(4, layer2Polygons.Count);
}
public void SliceFileWithSpaceInGCodePath()
{
// GCode file with space in file name
string gcodePath = TestUtilities.GetTempGCodePath("gcode file with space");
string stlPath = TestUtilities.GetStlPath("Box Left");
// Create config file
var configFilePath = Path.ChangeExtension(gcodePath, "ini");
using (var stream = new StreamWriter(configFilePath))
{
stream.WriteLine($"additionalArgsToProcess = -m \"1,0,0,0,0,1,0,0,0,0,1,0,5,0,0,1\" \"{stlPath}\"");
}
// Slice file
MatterSlice.ProcessArgs($"-v -o \"{gcodePath}\" -c \"{configFilePath}\"");
// Load and validate generated GCode
string[] gcode = TestUtilities.LoadGCodeFile(gcodePath);
var movement = new MovementInfo();
// check layer 1
var layer1Info = TestUtilities.GetGCodeForLayer(gcode, 1);
var layer1Polygons = TestUtilities.GetExtrusionPolygons(layer1Info, ref movement);
Assert.AreEqual(4, layer1Polygons.Count);
// check layer 2
var layer2Info = TestUtilities.GetGCodeForLayer(gcode, 2);
var layer2Polygons = TestUtilities.GetExtrusionPolygons(layer2Info, ref movement);
Assert.AreEqual(4, layer2Polygons.Count);
}
public void AllPerimetersGoInPolgonDirection()
{
string thinWallsSTL = TestUtilities.GetStlPath("ThinWallsRect.stl");
string thinWallsGCode = TestUtilities.GetTempGCodePath("ThinWallsRect.stl");
{
// load a model that is correctly manifold
ConfigSettings config = new ConfigSettings();
config.ExpandThinWalls = true;
FffProcessor processor = new FffProcessor(config);
processor.SetTargetFile(thinWallsGCode);
processor.LoadStlFile(thinWallsSTL);
// slice and save it
processor.DoProcessing();
processor.Finalize();
string[] thinWallsGCodeContent = TestUtilities.LoadGCodeFile(thinWallsGCode);
int layerCount = TestUtilities.CountLayers(thinWallsGCodeContent);
for (int i = 2; i < layerCount - 2; i++)
{
var layerGCode = TestUtilities.GetGCodeForLayer(thinWallsGCodeContent, i);
var polygons = TestUtilities.GetExtrusionPolygons(layerGCode, 1000);
foreach (var polygon in polygons)
{
Assert.AreEqual(1, polygon.GetWindingDirection());
}
}
}
}
internal static void CheckPolysAreSimilar(string aGCodeFile, string bGCodeFile)
{
var aLoadedGcode = TestUtilities.LoadGCodeFile(aGCodeFile);
var bLoadedGCode = TestUtilities.LoadGCodeFile(bGCodeFile);
var aLayerCount = TestUtilities.CountLayers(aLoadedGcode);
Assert.AreEqual(aLayerCount, TestUtilities.CountLayers(bLoadedGCode));
for (int layerIndex = 0; layerIndex < aLayerCount; layerIndex++)
{
var aLayerGCode = TestUtilities.GetGCodeForLayer(aLoadedGcode, layerIndex);
var bLayerGCode = TestUtilities.GetGCodeForLayer(bLoadedGCode, layerIndex);
var aPolys = TestUtilities.GetExtrusionPolygons(aLayerGCode);
var bPolys = TestUtilities.GetExtrusionPolygons(bLayerGCode);
// Assert.AreEqual(aPolys.Count, bPolys.Count);
if (aPolys.Count > 0)
{
var aPoly = aPolys[0];
var bPoly = bPolys[0];
for (int aPointIndex = 0; aPointIndex < aPoly.Count; aPointIndex++)
{
var found = false;
for (int bPointIndex = 0; bPointIndex < bPoly.Count; bPointIndex++)
{
if ((aPoly[aPointIndex] - bPoly[bPointIndex]).Length() < 10)
{
found = true;
break;
}
}
Assert.IsTrue(found);
}
}
}
}
public void SingleLayerCreated()
{
string point3mmStlFile = TestUtilities.GetStlPath("Point3mm");
string point3mmGCodeFile = TestUtilities.GetTempGCodePath("Point3mm.gcode");
var config = new ConfigSettings();
config.FirstLayerThickness = .25;
config.LayerThickness = .25;
config.NumberOfSkirtLoops = 0;
var processor = new FffProcessor(config);
processor.SetTargetFile(point3mmGCodeFile);
processor.LoadStlFile(point3mmStlFile);
// slice and save it
processor.DoProcessing();
processor.Finalize();
var loadedGCode = TestUtilities.LoadGCodeFile(point3mmGCodeFile);
var layers = TestUtilities.CountLayers(loadedGCode);
Assert.AreEqual(1, layers);
var totalExtrusions = TestUtilities.GetExtrusionPolygons(loadedGCode);
#if __ANDROID__
Assert.IsTrue(totalExtrusions.Count > 0);
Assert.IsTrue(totalExtrusions[0].PolygonLength() > 100);
#else
Assert.Greater(totalExtrusions.Count, 0);
Assert.Greater(totalExtrusions[0].PolygonLength(), 100);
#endif
}
public void AllInsidesBeforeAnyOutsides()
{
string thinAttachStlFile = TestUtilities.GetStlPath("Thin Attach");
string thinAttachGCodeFile = TestUtilities.GetTempGCodePath("Thin Attach.gcode");
ConfigSettings config = new ConfigSettings();
config.NumberOfPerimeters = 2;
config.InfillPercent = 0;
config.NumberOfTopLayers = 0;
config.FirstLayerExtrusionWidth = .4;
config.NumberOfBottomLayers = 0;
FffProcessor processor = new FffProcessor(config);
processor.SetTargetFile(thinAttachGCodeFile);
processor.LoadStlFile(thinAttachStlFile);
// slice and save it
processor.DoProcessing();
processor.Finalize();
string[] gcode = TestUtilities.LoadGCodeFile(thinAttachGCodeFile);
// should look like this
// ____________ ____________
// | _______ | | _______ |
// | | | | | | | |
// | | | |___| | | |
// | | | ____ | | |
// | |______| | | |______| |
// |__________| |__________|
MovementInfo movement = new MovementInfo();
{
// check layer 1
string[] layer1Info = TestUtilities.GetGCodeForLayer(gcode, 1);
Polygons layer1Polygons = TestUtilities.GetExtrusionPolygons(layer1Info, ref movement);
// make sure there are 5
Assert.IsTrue(layer1Polygons.Count == 3);
// make sure they are in the right order (two inner polygons print first)
Assert.IsTrue(layer1Polygons[0].MinX() > layer1Polygons[1].MinX());
Assert.IsTrue(layer1Polygons[0].MinX() > layer1Polygons[2].MinX());
}
{
// check layer 2
string[] layer2Info = TestUtilities.GetGCodeForLayer(gcode, 2);
Polygons layer2Polygons = TestUtilities.GetExtrusionPolygons(layer2Info, ref movement);
// make sure there are 3
Assert.IsTrue(layer2Polygons.Count == 3);
// make sure they are in the right order (two inner polygons print first)
Assert.IsTrue(layer2Polygons[0].MinX() > layer2Polygons[1].MinX());
Assert.IsTrue(layer2Polygons[0].MinX() > layer2Polygons[2].MinX());
}
}
public void InnerPerimeterFirstCorrect()
{
// By default we need to do the inner perimeters first
string box20MmStlFile = TestUtilities.GetStlPath("20mm-box");
string boxGCodeFile = TestUtilities.GetTempGCodePath("20mm-box-perimeter.gcode");
ConfigSettings config = new ConfigSettings();
config.NumberOfPerimeters = 3;
config.InfillPercent = 0;
config.NumberOfTopLayers = 0;
config.NumberOfBottomLayers = 0;
FffProcessor processor = new FffProcessor(config);
processor.SetTargetFile(boxGCodeFile);
processor.LoadStlFile(box20MmStlFile);
// slice and save it
processor.DoProcessing();
processor.Finalize();
string[] gcode = TestUtilities.LoadGCodeFile(boxGCodeFile);
MovementInfo movement = new MovementInfo();
{
// check layer 1
string[] layer1Info = TestUtilities.GetGCodeForLayer(gcode, 1);
Polygons layer1Polygons = TestUtilities.GetExtrusionPolygons(layer1Info, ref movement);
// make sure there are 3
Assert.IsTrue(layer1Polygons.Count == 3);
// make sure they are in the right order (first layer is outside in)
Assert.IsTrue(layer1Polygons[0].MinX() > layer1Polygons[1].MinX());
}
{
// check layer 2
string[] layer2Info = TestUtilities.GetGCodeForLayer(gcode, 2);
Polygons layer2Polygons = TestUtilities.GetExtrusionPolygons(layer2Info, ref movement);
// make sure there are 3
Assert.IsTrue(layer2Polygons.Count == 3);
// make sure they are in the right order (other layers are inside out)
Assert.IsTrue(layer2Polygons[0].MinX() > layer2Polygons[1].MinX());
}
}
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);
}
}
}
