public static Polygons GetTravelPolygonsForLayer(this string[] layerGCode, ref MovementInfo movementInfo)
{
var foundPolygons = new Polygons();
bool traveling = false;
MovementInfo lastMovement = movementInfo;
foreach (MovementInfo currentMovement in TestUtilities.GetLayerMovements(layerGCode, lastMovement))
{
bool isTravel = currentMovement.extrusion == lastMovement.extrusion;
if (traveling)
{
if (isTravel)
{
// add to the travel
foundPolygons[foundPolygons.Count - 1].Add(new IntPoint(
(long)(currentMovement.position.x * 1000),
(long)(currentMovement.position.y * 1000),
(long)(currentMovement.position.z * 1000)));
}
else
{
traveling = false;
}
}
else // not traveling
{
if (isTravel)
{
// starting a new travel
foundPolygons.Add(new Polygon());
foundPolygons[foundPolygons.Count - 1].Add(new IntPoint(
(long)(currentMovement.position.x * 1000),
(long)(currentMovement.position.y * 1000),
(long)(currentMovement.position.z * 1000)));
traveling = true;
}
}
lastMovement = currentMovement;
}
for (int i = foundPolygons.Count - 1; i >= 0; i--)
{
if (foundPolygons[i].PolygonLength() == 0)
{
foundPolygons.RemoveAt(i);
}
}
movementInfo = lastMovement;
return(foundPolygons);
}
public static List <IEnumerable <MovementInfo> > GetAllLayersMovements(this string[] loadedGCode)
{
var layerCount = TestUtilities.LayerCount(loadedGCode);
var layerMovements = new List <IEnumerable <MovementInfo> >(layerCount);
for (int i = 0; i < layerCount; i++)
{
layerMovements.Add(TestUtilities.GetLayerMovements(loadedGCode.GetLayer(i)));
}
return(layerMovements);
}
private static void CheckLayersIncrement(string stlFile, string gcodeFile)
{
string risingLayersStlFile = TestUtilities.GetStlPath(stlFile);
string risingLayersGCodeFileName = TestUtilities.GetTempGCodePath(gcodeFile);
var config = new ConfigSettings();
config.FirstLayerThickness = .2;
config.LayerThickness = .2;
var processor = new FffProcessor(config);
processor.SetTargetFile(risingLayersGCodeFileName);
processor.LoadStlFile(risingLayersStlFile);
// slice and save it
processor.DoProcessing();
processor.Dispose();
string[] risingLayersGCodeContent = TestUtilities.LoadGCodeFile(risingLayersGCodeFileName);
// test .1 layer height
int layerCount = TestUtilities.LayerCount(risingLayersGCodeContent);
Assert.IsTrue(layerCount == 50);
var startingPosition = default(MovementInfo);
for (int layerIndex = 0; layerIndex < layerCount; layerIndex++)
{
string[] layerInfo = TestUtilities.GetLayer(risingLayersGCodeContent, layerIndex);
int movementIndex = 0;
// check that all layers move up
foreach (MovementInfo movement in TestUtilities.GetLayerMovements(layerInfo, startingPosition))
{
if (movement.line.Contains("X") ||
movement.line.Contains("Y") ||
movement.line.Contains("Z"))
{
if (layerIndex > 0)
{
Assert.AreEqual(movement.position.z, .2 + layerIndex * .2, .001);
Assert.IsTrue(movement.position.z >= startingPosition.position.z);
}
}
// always go up
startingPosition.position = new Vector3(0, 0, Math.Max(startingPosition.position.z, movement.position.z));
movementIndex++;
}
}
}
public static Polygons GetExtrusionPolygonsForLayer(this string[] layerGCode, ref MovementInfo movementInfo, bool validateOverlaps = true)
{
var foundPolygons = new Polygons();
bool extruding = false;
int movementCount = 0;
double movementAmount = double.MaxValue / 2; // always add a new extrusion the first time
var lastMovement = movementInfo;
var lastLastMovement = movementInfo;
foreach (MovementInfo currentMovement in TestUtilities.GetLayerMovements(layerGCode, lastMovement))
{
bool isRetraction = currentMovement.extrusion != lastMovement.extrusion && (currentMovement.position == lastMovement.position);
bool isZLift = currentMovement.position.x == lastMovement.position.x && currentMovement.position.y == lastMovement.position.y && currentMovement.position.z != lastMovement.position.z;
bool isExtrude = !isRetraction && !isZLift && currentMovement.extrusion != lastMovement.extrusion;
if (extruding)
{
if (isExtrude)
{
// add to the extrusion
foundPolygons[foundPolygons.Count - 1].Add(new IntPoint(
(long)(currentMovement.position.x * 1000),
(long)(currentMovement.position.y * 1000),
(long)(currentMovement.position.z * 1000)));
}
else
{
// we are switching so add in the point to the last extrude
extruding = false;
movementAmount = 0;
if (foundPolygons[foundPolygons.Count - 1].Count == 1)
{
foundPolygons[foundPolygons.Count - 1].Add(new IntPoint(
(long)(lastMovement.position.x * 1000),
(long)(lastMovement.position.y * 1000),
(long)(lastMovement.position.z * 1000)));
}
}
}
else // not extruding
{
if (isExtrude)
{
if (movementAmount >= 0)
{
// starting a new extrusion
foundPolygons.Add(new Polygon());
// add in the last position
foundPolygons[foundPolygons.Count - 1].Add(new IntPoint(
(long)(lastMovement.position.x * 1000),
(long)(lastMovement.position.y * 1000),
(long)(lastMovement.position.z * 1000)));
}
foundPolygons[foundPolygons.Count - 1].Add(new IntPoint(
(long)(currentMovement.position.x * 1000),
(long)(currentMovement.position.y * 1000),
(long)(currentMovement.position.z * 1000)));
extruding = true;
}
else // do nothing waiting for extrude
{
movementAmount += (currentMovement.position - lastMovement.position).Length;
}
}
lastLastMovement = lastMovement;
lastMovement = currentMovement;
movementCount++;
}
for (int i = foundPolygons.Count - 1; i >= 0; i--)
{
if (!extruding && foundPolygons[i].Count == 1)
{
foundPolygons.RemoveAt(i);
}
else if (foundPolygons[foundPolygons.Count - 1].Count == 1)
{
foundPolygons[foundPolygons.Count - 1].Add(new IntPoint(
(long)(lastLastMovement.position.x * 1000),
(long)(lastLastMovement.position.y * 1000),
(long)(lastLastMovement.position.z * 1000)));
break;
}
}
movementInfo = lastMovement;
// validate that the polygons do not double extrude
if (validateOverlaps)
{
Assert.IsFalse(HasOverlapingSegments(foundPolygons));
}
return(foundPolygons);
}
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.Dispose();
string[] cylinderGCodeContent = TestUtilities.LoadGCodeFile(cylinderGCodeFileName);
// test .1 layer height
int layerCount = TestUtilities.LayerCount(cylinderGCodeContent);
Assert.AreEqual(50, layerCount, "SpiralCone should have 50 layers");
for (int i = 2; i < layerCount - 3; i++)
{
string[] layerInfo = TestUtilities.GetLayer(cylinderGCodeContent, i);
// check that all layers move up continuously
var lastMovement = default(MovementInfo);
foreach (MovementInfo movement in TestUtilities.GetLayerMovements(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 = default(MovementInfo);
// check that all moves are on the outside of the cylinder (not crossing to a new point)
foreach (MovementInfo movement in TestUtilities.GetLayerMovements(layerInfo))
{
if (!first)
{
Assert.IsTrue((movement.position - lastMovement.position).Length < 2);
var xyOnly = new Vector3(movement.position.x, movement.position.y, 0);
Assert.AreEqual(radiusForLayer, xyOnly.Length, .3);
}
lastMovement = movement;
first = false;
}
}
}
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");
var 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.Dispose();
string[] gCodeContent = TestUtilities.LoadGCodeFile(outputGCodeFileName);
// test .1 layer height
int layerCount = TestUtilities.LayerCount(gCodeContent);
Assert.IsTrue(layerCount == 50);
bool hadMoveLessThan85 = false;
var lastMovement = default(MovementInfo);
for (int i = 0; i < layerCount - 3; i++)
{
string[] layerInfo = TestUtilities.GetLayer(gCodeContent, i);
// check that all layers move up continuously
foreach (MovementInfo movement in TestUtilities.GetLayerMovements(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");
}
}
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");
var 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;
var processor = new FffProcessor(config);
processor.SetTargetFile(gcodeToCreate);
processor.LoadStlFile(stlToLoad);
// slice and save it
processor.DoProcessing();
processor.Dispose();
string[] gcodeContents = TestUtilities.LoadGCodeFile(gcodeToCreate);
int layerCount = TestUtilities.LayerCount(gcodeContents);
bool firstPosition = true;
var lastMovement = default(MovementInfo);
var lastExtrusion = default(MovementInfo);
bool lastMoveIsExtrusion = true;
for (int layerIndex = 0; layerIndex < layerCount; layerIndex++)
{
string[] layerGCode = TestUtilities.GetLayer(gcodeContents, layerIndex);
int movementIndex = 0;
foreach (MovementInfo movement in TestUtilities.GetLayerMovements(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));
}
private static void CheckSpiralCylinder(string stlFile, string gcodeFile, int expectedLayers, bool enableThinWalls = false)
{
string cylinderStlFile = TestUtilities.GetStlPath(stlFile);
string cylinderGCodeFileName = TestUtilities.GetTempGCodePath(gcodeFile);
var config = new ConfigSettings();
config.FirstLayerThickness = .2;
config.LayerThickness = .2;
if (enableThinWalls)
{
config.ExpandThinWalls = true;
config.FillThinGaps = true;
}
config.NumberOfBottomLayers = 0;
config.ContinuousSpiralOuterPerimeter = true;
var processor = new FffProcessor(config);
processor.SetTargetFile(cylinderGCodeFileName);
processor.LoadStlFile(cylinderStlFile);
// slice and save it
processor.DoProcessing();
processor.Dispose();
string[] cylinderGCodeContent = TestUtilities.LoadGCodeFile(cylinderGCodeFileName);
// test .1 layer height
int layerCount = TestUtilities.LayerCount(cylinderGCodeContent);
Assert.IsTrue(layerCount == expectedLayers);
for (int i = 2; i < layerCount - 3; i++)
{
string[] layerInfo = TestUtilities.GetLayer(cylinderGCodeContent, i);
// check that all layers move up continuously
var lastMovement = default(MovementInfo);
foreach (MovementInfo movement in TestUtilities.GetLayerMovements(layerInfo))
{
Assert.IsTrue(movement.position.z > lastMovement.position.z);
lastMovement = movement;
}
bool first = true;
lastMovement = default(MovementInfo);
// check that all moves are on the outside of the cylinder (not crossing to a new point)
foreach (MovementInfo movement in TestUtilities.GetLayerMovements(layerInfo))
{
if (!first)
{
Assert.IsTrue((movement.position - lastMovement.position).Length < 2);
var xyOnly = new Vector3(movement.position.x, movement.position.y, 0);
Assert.AreEqual(9.8, xyOnly.Length, .3);
}
lastMovement = movement;
first = false;
}
}
}
