public void NoLayerChangeRetractions()
{
string infillSTL = TestUtilities.GetStlPath("no_layer_change_retractions");
string infillGCode = TestUtilities.GetTempGCodePath("no_layer_change_retractions.gcode");
{
// load a model that is correctly manifold
var config = new ConfigSettings();
string settingsPath = TestContext.CurrentContext.ResolveProjectPath(4, "Tests", "TestData", "no_retractions_config.ini");
config.ReadSettings(settingsPath);
var processor = new FffProcessor(config);
processor.SetTargetFile(infillGCode);
processor.LoadStlFile(infillSTL);
// slice and save it
processor.DoProcessing();
processor.Finalize();
string[] gcodeContents = TestUtilities.LoadGCodeFile(infillGCode);
int numLayers = TestUtilities.LayerCount(gcodeContents);
for (int i = 1; i < numLayers - 2; i++)
{
string[] layer = TestUtilities.GetGCodeForLayer(gcodeContents, i);
int totalRetractions = TestUtilities.CountRetractions(layer);
Assert.IsTrue(totalRetractions == 0);
}
}
}
public void AlwaysRetractOnIslandChange()
{
string meshWithIslands = TestUtilities.GetStlPath("comb");
string gCodeWithIslands = TestUtilities.GetTempGCodePath("comb-box");
{
// load a model that has 3 islands
ConfigSettings config = new ConfigSettings();
// make sure no retractions are going to occur that are island crossing
config.MinimumTravelToCauseRetraction = 2000;
FffProcessor processor = new FffProcessor(config);
processor.SetTargetFile(gCodeWithIslands);
processor.LoadStlFile(meshWithIslands);
// slice and save it
processor.DoProcessing();
processor.Finalize();
string[] gcodeContents = TestUtilities.LoadGCodeFile(gCodeWithIslands);
int numLayers = TestUtilities.CountLayers(gcodeContents);
for (int i = 1; i < numLayers - 1; i++)
{
string[] layer = TestUtilities.GetGCodeForLayer(gcodeContents, i);
int totalRetractions = TestUtilities.CountRetractions(layer);
Assert.IsTrue(totalRetractions == 6);
}
}
}
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");
}