public void writeGCode(bool liftHeadIfNeeded, int layerThickness) { GCodePathConfig lastConfig = null; int extruderIndex = gcode.getExtruderIndex(); for (int pathIndex = 0; pathIndex < paths.Count; pathIndex++) { GCodePath path = paths[pathIndex]; if (extruderIndex != path.extruderIndex) { extruderIndex = path.extruderIndex; gcode.switchExtruder(extruderIndex); } else if (path.Retract) { gcode.writeRetraction(); } if (path.config != travelConfig && lastConfig != path.config) { gcode.writeComment("TYPE:{0}".FormatWith(path.config.name)); lastConfig = path.config; } int speed = path.config.speed; if (path.config.lineWidth != 0) { // Only apply the extrudeSpeedFactor to extrusion moves speed = speed * extrudeSpeedFactor / 100; } else { speed = speed * travelSpeedFactor / 100; } if (path.points.Count == 1 && path.config != travelConfig && (gcode.getPositionXY() - path.points[0]).ShorterThen(path.config.lineWidth * 2)) { //Check for lots of small moves and combine them into one large line IntPoint nextPosition = path.points[0]; int i = pathIndex + 1; while (i < paths.Count && paths[i].points.Count == 1 && (nextPosition - paths[i].points[0]).ShorterThen(path.config.lineWidth * 2)) { nextPosition = paths[i].points[0]; i++; } if (paths[i - 1].config == travelConfig) { i--; } if (i > pathIndex + 2) { nextPosition = gcode.getPositionXY(); for (int x = pathIndex; x < i - 1; x += 2) { long oldLen = (nextPosition - paths[x].points[0]).vSize(); IntPoint newPoint = (paths[x].points[0] + paths[x + 1].points[0]) / 2; long newLen = (gcode.getPositionXY() - newPoint).vSize(); if (newLen > 0) { gcode.writeMove(newPoint, speed, (int)(path.config.lineWidth * oldLen / newLen)); } nextPosition = paths[x + 1].points[0]; } gcode.writeMove(paths[i - 1].points[0], speed, path.config.lineWidth); pathIndex = i - 1; continue; } } bool spiralize = path.config.spiralize; if (spiralize) { //Check if we are the last spiralize path in the list, if not, do not spiralize. for (int m = pathIndex + 1; m < paths.Count; m++) { if (paths[m].config.spiralize) { spiralize = false; } } } if (spiralize) { //If we need to spiralize then raise the head slowly by 1 layer as this path progresses. double totalLength = 0; int z = gcode.getPositionZ(); IntPoint currentPosition = gcode.getPositionXY(); for (int pointIndex = 0; pointIndex < path.points.Count; pointIndex++) { IntPoint nextPosition = path.points[pointIndex]; totalLength += (currentPosition - nextPosition).LengthMm(); currentPosition = nextPosition; } double length = 0.0; currentPosition = gcode.getPositionXY(); for (int i = 0; i < path.points.Count; i++) { IntPoint nextPosition = path.points[i]; length += (currentPosition - nextPosition).LengthMm(); currentPosition = nextPosition; gcode.setZ((int)(z + layerThickness * length / totalLength + .5)); gcode.writeMove(path.points[i], speed, path.config.lineWidth); } } else { for (int pointIndex = 0; pointIndex < path.points.Count; pointIndex++) { gcode.writeMove(path.points[pointIndex], speed, path.config.lineWidth); } } } gcode.updateTotalPrintTime(); if (liftHeadIfNeeded && extraTime > 0.0) { gcode.writeComment("Small layer, adding delay of {0}".FormatWith(extraTime)); gcode.writeRetraction(); gcode.setZ(gcode.getPositionZ() + 3000); gcode.writeMove(gcode.getPositionXY(), travelConfig.speed, 0); gcode.writeMove(gcode.getPositionXY() - new IntPoint(-20000, 0), travelConfig.speed, 0); gcode.writeDelay(extraTime); } }
void writeGCode(SliceDataStorage storage) { 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 (fileNr == 1) { if (gcode.GetOutputType() == ConfigConstants.OUTPUT_TYPE.ULTIGCODE) { gcode.writeComment("TYPE:UltiGCode"); gcode.writeComment("TIME:<__TIME__>"); gcode.writeComment("MATERIAL:<FILAMENT>"); gcode.writeComment("MATERIAL2:<FILAMEN2>"); } gcode.writeCode(config.startCode); if (gcode.GetOutputType() == ConfigConstants.OUTPUT_TYPE.BFB) { gcode.writeComment("enable auto-retraction"); gcode.writeLine("M227 S{0} P{1}".FormatWith(config.retractionOnTravel * 2560, config.retractionOnTravel * 2560)); } } else { gcode.writeFanCommand(0); gcode.resetExtrusionValue(); gcode.writeRetraction(); gcode.setZ(maxObjectHeight + 5000); gcode.writeMove(gcode.getPositionXY(), config.travelSpeed, 0); gcode.writeMove(new IntPoint(storage.modelMin.x, storage.modelMin.y), config.travelSpeed, 0); } fileNr++; int totalLayers = storage.volumes[0].layers.Count; // let's remove any of the layers on top that are empty { for (int layerIndex = totalLayers - 1; layerIndex >= 0; layerIndex--) { bool layerHasData = false; foreach (SliceVolumeStorage currentVolume in storage.volumes) { SliceLayer currentLayer = currentVolume.layers[layerIndex]; for (int partIndex = 0; partIndex < currentVolume.layers[layerIndex].parts.Count; partIndex++) { SliceLayerPart currentPart = currentLayer.parts[partIndex]; if (currentPart.outline.Count > 0) { layerHasData = true; break; } } } if (layerHasData) { break; } totalLayers--; } } gcode.writeComment("Layer count: {0}".FormatWith(totalLayers)); // keep the raft generation code inside of raft Raft.GenerateRaftGCodeIfRequired(storage, config, gcode); int volumeIdx = 0; for (int layerIndex = 0; layerIndex < totalLayers; layerIndex++) { if (MatterSlice.Canceled) { return; } LogOutput.log("Writing Layers {0}/{1}\n".FormatWith(layerIndex + 1, totalLayers)); LogOutput.logProgress("export", layerIndex + 1, totalLayers); int extrusionWidth_um = config.extrusionWidth_um; if (layerIndex == 0) { extrusionWidth_um = config.firstLayerExtrusionWidth_um; } if (layerIndex == 0) { skirtConfig.setData(config.firstLayerSpeed, extrusionWidth_um, "SKIRT"); inset0Config.setData(config.firstLayerSpeed, extrusionWidth_um, "WALL-OUTER"); insetXConfig.setData(config.firstLayerSpeed, extrusionWidth_um, "WALL-INNER"); fillConfig.setData(config.firstLayerSpeed, extrusionWidth_um, "FILL", false); bridgConfig.setData(config.firstLayerSpeed, extrusionWidth_um, "BRIDGE"); supportNormalConfig.setData(config.firstLayerSpeed, config.supportExtrusionWidth_um, "SUPPORT"); supportInterfaceConfig.setData(config.firstLayerSpeed, config.extrusionWidth_um, "SUPPORT-INTERFACE"); } else { skirtConfig.setData(config.insidePerimetersSpeed, extrusionWidth_um, "SKIRT"); inset0Config.setData(config.outsidePerimeterSpeed, extrusionWidth_um, "WALL-OUTER"); insetXConfig.setData(config.insidePerimetersSpeed, extrusionWidth_um, "WALL-INNER"); fillConfig.setData(config.infillSpeed, extrusionWidth_um, "FILL", false); bridgConfig.setData(config.bridgeSpeed, extrusionWidth_um, "BRIDGE"); supportNormalConfig.setData(config.supportMaterialSpeed, config.supportExtrusionWidth_um, "SUPPORT"); supportInterfaceConfig.setData(config.supportMaterialSpeed, 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); // 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); bool printSupportFirst = (storage.support.generated && config.supportExtruder > 0 && config.supportExtruder == gcodeLayer.getExtruder()); if (printSupportFirst) { AddSupportToGCode(storage, gcodeLayer, layerIndex, config); } int fanSpeedPercent = GetFanSpeed(layerIndex, gcodeLayer); for (int volumeCnt = 0; volumeCnt < storage.volumes.Count; volumeCnt++) { if (volumeCnt > 0) { volumeIdx = (volumeIdx + 1) % storage.volumes.Count; } AddVolumeLayerToGCode(storage, gcodeLayer, volumeIdx, layerIndex, extrusionWidth_um, fanSpeedPercent); } if (!printSupportFirst) { AddSupportToGCode(storage, gcodeLayer, layerIndex, config); } //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; } gcodeLayer.writeGCode(config.doCoolHeadLift, currentLayerThickness_um); } LogOutput.log("Wrote layers in {0:0.00}s.\n".FormatWith(timeKeeper.Elapsed.Seconds)); 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, storage.modelSize.z); }