private void writeGCode(LayerDataStorage slicingData)
{
gcode.WriteComment("filamentDiameter = {0}".FormatWith(config.FilamentDiameter));
gcode.WriteComment("extrusionWidth = {0}".FormatWith(config.ExtrusionWidth));
gcode.WriteComment("firstLayerExtrusionWidth = {0}".FormatWith(config.FirstLayerExtrusionWidth));
gcode.WriteComment("layerThickness = {0}".FormatWith(config.LayerThickness));
gcode.WriteComment("firstLayerThickness = {0}".FormatWith(config.FirstLayerThickness));
if (fileNumber == 1)
{
gcode.WriteCode(config.StartCode);
}
else
{
gcode.WriteFanCommand(0);
gcode.ResetExtrusionValue();
gcode.WriteRetraction();
gcode.setZ(maxObjectHeight + 5000);
gcode.WriteMove(gcode.GetPosition(), config.TravelSpeed, 0);
gcode.WriteMove(new Point3(slicingData.modelMin.x, slicingData.modelMin.y, gcode.CurrentZ), config.TravelSpeed, 0);
}
fileNumber++;
int totalLayers = slicingData.Extruders[0].Layers.Count;
if (config.outputOnlyFirstLayer)
{
totalLayers = 1;
}
// let's remove any of the layers on top that are empty
{
for (int layerIndex = totalLayers - 1; layerIndex >= 0; layerIndex--)
{
bool layerHasData = false;
foreach (ExtruderLayers currentExtruder in slicingData.Extruders)
{
SliceLayer currentLayer = currentExtruder.Layers[layerIndex];
for (int partIndex = 0; partIndex < currentExtruder.Layers[layerIndex].Islands.Count; partIndex++)
{
LayerIsland currentIsland = currentLayer.Islands[partIndex];
if (currentIsland.IslandOutline.Count > 0)
{
layerHasData = true;
break;
}
}
}
if (layerHasData)
{
break;
}
totalLayers--;
}
}
gcode.WriteComment("Layer count: {0}".FormatWith(totalLayers));
// keep the raft generation code inside of raft
slicingData.WriteRaftGCodeIfRequired(gcode, config);
for (int layerIndex = 0; layerIndex < totalLayers; layerIndex++)
{
if (MatterSlice.Canceled)
{
return;
}
if(config.outputOnlyFirstLayer && layerIndex > 0)
{
break;
}
LogOutput.Log("Writing Layers {0}/{1}\n".FormatWith(layerIndex + 1, totalLayers));
LogOutput.logProgress("export", layerIndex + 1, totalLayers);
if (layerIndex == 0)
{
skirtConfig.SetData(config.FirstLayerSpeed, config.FirstLayerExtrusionWidth_um, "SKIRT");
inset0Config.SetData(config.FirstLayerSpeed, config.FirstLayerExtrusionWidth_um, "WALL-OUTER");
insetXConfig.SetData(config.FirstLayerSpeed, config.FirstLayerExtrusionWidth_um, "WALL-INNER");
fillConfig.SetData(config.FirstLayerSpeed, config.FirstLayerExtrusionWidth_um, "FILL", false);
topFillConfig.SetData(config.FirstLayerSpeed, config.FirstLayerExtrusionWidth_um, "TOP-FILL", false);
bottomFillConfig.SetData(config.FirstLayerSpeed, config.FirstLayerExtrusionWidth_um, "BOTTOM-FILL", false);
airGappedBottomConfig.SetData(config.FirstLayerSpeed, config.FirstLayerExtrusionWidth_um, "AIR-GAP", false);
bridgeConfig.SetData(config.FirstLayerSpeed, config.FirstLayerExtrusionWidth_um, "BRIDGE");
supportNormalConfig.SetData(config.FirstLayerSpeed, config.SupportExtrusionWidth_um, "SUPPORT");
supportInterfaceConfig.SetData(config.FirstLayerSpeed, config.ExtrusionWidth_um, "SUPPORT-INTERFACE");
}
else
{
skirtConfig.SetData(config.InsidePerimetersSpeed, config.ExtrusionWidth_um, "SKIRT");
inset0Config.SetData(config.OutsidePerimeterSpeed, config.OutsideExtrusionWidth_um, "WALL-OUTER");
insetXConfig.SetData(config.InsidePerimetersSpeed, config.ExtrusionWidth_um, "WALL-INNER");
fillConfig.SetData(config.InfillSpeed, config.ExtrusionWidth_um, "FILL", false);
topFillConfig.SetData(config.TopInfillSpeed, config.ExtrusionWidth_um, "TOP-FILL", false);
bottomFillConfig.SetData(config.InfillSpeed, config.ExtrusionWidth_um, "BOTTOM-FILL", false);
airGappedBottomConfig.SetData(config.FirstLayerSpeed, config.ExtrusionWidth_um, "AIR-GAP", false);
bridgeConfig.SetData(config.BridgeSpeed, config.ExtrusionWidth_um, "BRIDGE");
supportNormalConfig.SetData(config.SupportMaterialSpeed, config.SupportExtrusionWidth_um, "SUPPORT");
supportInterfaceConfig.SetData(config.FirstLayerSpeed - 1, config.ExtrusionWidth_um, "SUPPORT-INTERFACE");
}
gcode.WriteComment("LAYER:{0}".FormatWith(layerIndex));
if (layerIndex == 0)
{
gcode.SetExtrusion(config.FirstLayerThickness_um, config.FilamentDiameter_um, config.ExtrusionMultiplier);
}
else
{
gcode.SetExtrusion(config.LayerThickness_um, config.FilamentDiameter_um, config.ExtrusionMultiplier);
}
GCodePlanner gcodeLayer = new GCodePlanner(gcode, config.TravelSpeed, config.MinimumTravelToCauseRetraction_um, config.PerimeterStartEndOverlapRatio);
if (layerIndex == 0
&& config.RetractionZHop > 0)
{
gcodeLayer.ForceRetract();
}
// get the correct height for this layer
int z = config.FirstLayerThickness_um + layerIndex * config.LayerThickness_um;
if (config.EnableRaft)
{
z += config.RaftBaseThickness_um + config.RaftInterfaceThicknes_um + config.RaftSurfaceLayers * config.RaftSurfaceThickness_um;
if (layerIndex == 0)
{
// We only raise the first layer of the print up by the air gap.
// To give it:
// Less press into the raft
// More time to cool
// more surface area to air while extruding
z += config.RaftAirGap_um;
}
}
gcode.setZ(z);
// We only create the skirt if we are on layer 0.
if (layerIndex == 0 && !config.ShouldGenerateRaft())
{
QueueSkirtToGCode(slicingData, gcodeLayer, layerIndex);
}
int fanSpeedPercent = GetFanSpeed(layerIndex, gcodeLayer);
for (int extruderIndex = 0; extruderIndex < config.MaxExtruderCount(); extruderIndex++)
{
int prevExtruder = gcodeLayer.GetExtruder();
bool extruderChanged = gcodeLayer.SetExtruder(extruderIndex);
if (extruderChanged)
{
slicingData.PrimeOnWipeTower(extruderIndex, layerIndex, gcodeLayer, fillConfig, config);
//Make sure we wipe the old extruder on the wipe tower.
gcodeLayer.QueueTravel(slicingData.wipePoint - config.ExtruderOffsets[prevExtruder] + config.ExtruderOffsets[gcodeLayer.GetExtruder()]);
}
if (layerIndex == 0)
{
QueueExtruderLayerToGCode(slicingData, gcodeLayer, extruderIndex, layerIndex, config.FirstLayerExtrusionWidth_um, z);
}
else
{
QueueExtruderLayerToGCode(slicingData, gcodeLayer, extruderIndex, layerIndex, config.ExtrusionWidth_um, z);
}
if (slicingData.support != null)
{
if ((config.SupportExtruder <= 0 && extruderIndex == 0)
|| config.SupportExtruder == extruderIndex)
{
slicingData.support.QueueNormalSupportLayer(config, gcodeLayer, layerIndex, supportNormalConfig);
}
if ((config.SupportInterfaceExtruder <= 0 && extruderIndex == 0)
|| config.SupportInterfaceExtruder == extruderIndex)
{
slicingData.support.QueueInterfaceSupportLayer(config, gcodeLayer, layerIndex, supportInterfaceConfig);
}
}
}
slicingData.EnsureWipeTowerIsSolid(layerIndex, gcodeLayer, fillConfig, config);
if (slicingData.support != null)
{
z += config.SupportAirGap_um;
gcode.setZ(z);
gcodeLayer.QueueTravel(gcodeLayer.LastPosition);
for (int extruderIndex = 0; extruderIndex < slicingData.Extruders.Count; extruderIndex++)
{
QueueAirGappedExtruderLayerToGCode(slicingData, gcodeLayer, extruderIndex, layerIndex, config.ExtrusionWidth_um, z);
}
slicingData.support.QueueAirGappedBottomLayer(config, gcodeLayer, layerIndex, airGappedBottomConfig);
}
//Finish the layer by applying speed corrections for minimum layer times.
gcodeLayer.ForceMinimumLayerTime(config.MinimumLayerTimeSeconds, config.MinimumPrintingSpeed);
gcode.WriteFanCommand(fanSpeedPercent);
int currentLayerThickness_um = config.LayerThickness_um;
if (layerIndex <= 0)
{
currentLayerThickness_um = config.FirstLayerThickness_um;
}
// Move to the best point for the next layer
if (!config.ContinuousSpiralOuterPerimeter
&& layerIndex > 0
&& layerIndex < totalLayers - 2)
{
// Figure out where the seam hiding start point is for inset 0 and move to that spot so
// we have the minimum travel while starting inset 0 after printing the rest of the insets
SliceLayer layer = slicingData?.Extruders?[0]?.Layers?[layerIndex + 1];
if (layer.Islands.Count == 1)
{
LayerIsland island = layer?.Islands?[0];
if (island?.InsetToolPaths?[0]?[0]?.Count > 0)
{
int bestPoint = PathOrderOptimizer.GetBestIndex(island.InsetToolPaths[0][0], config.ExtrusionWidth_um);
gcodeLayer.SetOuterPerimetersToAvoidCrossing(island.AvoidCrossingBoundary);
gcodeLayer.QueueTravel(island.InsetToolPaths[0][0][bestPoint]);
// Now move up to the next layer so we don't start the extrusion one layer too low.
gcode.setZ(z + config.LayerThickness_um);
gcodeLayer.QueueTravel(island.InsetToolPaths[0][0][bestPoint]);
}
}
}
gcodeLayer.WriteQueuedGCode(currentLayerThickness_um, fanSpeedPercent, config.BridgeFanSpeedPercent);
}
LogOutput.Log("Wrote layers in {0:0.00}s.\n".FormatWith(timeKeeper.Elapsed.TotalSeconds));
timeKeeper.Restart();
gcode.TellFileSize();
gcode.WriteFanCommand(0);
//Store the object height for when we are printing multiple objects, as we need to clear every one of them when moving to the next position.
maxObjectHeight = Math.Max(maxObjectHeight, slicingData.modelSize.z);
}
