233 lines
8.2 KiB
Python
233 lines
8.2 KiB
Python
# -*- coding: utf-8 -*-
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# ***************************************************************************
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# * Copyright (c) 2014 Yorik van Havre <yorik@uncreated.net> *
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# * Copyright (c) 2022 Larry Woestman <LarryWoestman2@gmail.com> *
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# * *
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# * This file is part of the FreeCAD CAx development system. *
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# * *
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# * This program is free software; you can redistribute it and/or modify *
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# * it under the terms of the GNU Lesser General Public License (LGPL) *
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# * as published by the Free Software Foundation; either version 2 of *
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# * the License, or (at your option) any later version. *
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# * for detail see the LICENCE text file. *
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# * *
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# * FreeCAD is distributed in the hope that it will be useful, *
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# * but WITHOUT ANY WARRANTY; without even the implied warranty of *
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# * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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# * GNU Lesser General Public License for more details. *
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# * *
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# * You should have received a copy of the GNU Library General Public *
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# * License along with FreeCAD; if not, write to the Free Software *
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# * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
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# * USA *
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# * *
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# ***************************************************************************
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"""
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These are common functions and classes for creating custom post processors.
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"""
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from PySide import QtCore, QtGui
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import FreeCAD
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import Path
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import Part
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from PathMachineState import MachineState
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from PathScripts.PathGeom import CmdMoveArc, edgeForCmd, cmdsForEdge
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translate = FreeCAD.Qt.translate
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FreeCADGui = None
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if FreeCAD.GuiUp:
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import FreeCADGui
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class GCodeHighlighter(QtGui.QSyntaxHighlighter):
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def __init__(self, parent=None):
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super(GCodeHighlighter, self).__init__(parent)
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keywordFormat = QtGui.QTextCharFormat()
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keywordFormat.setForeground(QtCore.Qt.cyan)
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keywordFormat.setFontWeight(QtGui.QFont.Bold)
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keywordPatterns = ["\\bG[0-9]+\\b", "\\bM[0-9]+\\b"]
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self.highlightingRules = [
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(QtCore.QRegExp(pattern), keywordFormat) for pattern in keywordPatterns
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]
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speedFormat = QtGui.QTextCharFormat()
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speedFormat.setFontWeight(QtGui.QFont.Bold)
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speedFormat.setForeground(QtCore.Qt.green)
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self.highlightingRules.append((QtCore.QRegExp("\\bF[0-9\\.]+\\b"), speedFormat))
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def highlightBlock(self, text):
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for pattern, hlFormat in self.highlightingRules:
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expression = QtCore.QRegExp(pattern)
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index = expression.indexIn(text)
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while index >= 0:
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length = expression.matchedLength()
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self.setFormat(index, length, hlFormat)
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index = expression.indexIn(text, index + length)
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class GCodeEditorDialog(QtGui.QDialog):
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def __init__(self, parent=None):
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if parent is None:
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parent = FreeCADGui.getMainWindow()
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QtGui.QDialog.__init__(self, parent)
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layout = QtGui.QVBoxLayout(self)
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# nice text editor widget for editing the gcode
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self.editor = QtGui.QTextEdit()
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font = QtGui.QFont()
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font.setFamily("Courier")
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font.setFixedPitch(True)
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font.setPointSize(10)
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self.editor.setFont(font)
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self.editor.setText("G01 X55 Y4.5 F300.0")
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layout.addWidget(self.editor)
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# OK and Cancel buttons
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self.buttons = QtGui.QDialogButtonBox(
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QtGui.QDialogButtonBox.Ok | QtGui.QDialogButtonBox.Cancel,
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QtCore.Qt.Horizontal,
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self,
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)
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layout.addWidget(self.buttons)
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# restore placement and size
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self.paramKey = "User parameter:BaseApp/Values/Mod/Path/GCodeEditor/"
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params = FreeCAD.ParamGet(self.paramKey)
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posX = params.GetInt("posX")
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posY = params.GetInt("posY")
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if posX > 0 and posY > 0:
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self.move(posX, posY)
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width = params.GetInt("width")
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height = params.GetInt("height")
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if width > 0 and height > 0:
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self.resize(width, height)
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self.buttons.accepted.connect(self.accept)
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self.buttons.rejected.connect(self.reject)
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def done(self, *args, **kwargs):
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params = FreeCAD.ParamGet(self.paramKey)
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params.SetInt("posX", self.x())
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params.SetInt("posY", self.y())
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params.SetInt("width", self.size().width())
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params.SetInt("height", self.size().height())
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return QtGui.QDialog.done(self, *args, **kwargs)
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def stringsplit(commandline):
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returndict = {
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"command": None,
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"X": None,
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"Y": None,
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"Z": None,
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"A": None,
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"B": None,
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"F": None,
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"T": None,
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"S": None,
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"I": None,
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"J": None,
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"K": None,
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"txt": None,
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}
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wordlist = [a.strip() for a in commandline.split(" ")]
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if wordlist[0][0] == "(":
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returndict["command"] = "message"
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returndict["txt"] = wordlist[0]
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else:
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returndict["command"] = wordlist[0]
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for word in wordlist[1:]:
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returndict[word[0]] = word[1:]
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return returndict
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def fmt(num, dec, units):
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"""Use to format axis moves, feedrate, etc for decimal places and units."""
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if units == "G21": # metric
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fnum = "%.*f" % (dec, num)
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else: # inch
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fnum = "%.*f" % (dec, num / 25.4) # since FreeCAD uses metric units internally
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return fnum
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def editor(gcode):
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"""Pops up a handy little editor to look at the code output."""
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prefs = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Path")
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# default Max Highlighter Size = 512 Ko
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defaultMHS = 512 * 1024
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mhs = prefs.GetUnsigned("inspecteditorMaxHighlighterSize", defaultMHS)
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dia = GCodeEditorDialog()
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dia.editor.setText(gcode)
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gcodeSize = len(dia.editor.toPlainText())
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if gcodeSize <= mhs:
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# because of poor performance, syntax highlighting is
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# limited to mhs octets (default 512 KB).
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# It seems than the response time curve has an inflexion near 500 KB
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# beyond 500 KB, the response time increases exponentially.
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dia.highlighter = GCodeHighlighter(dia.editor.document())
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else:
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FreeCAD.Console.PrintMessage(
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translate(
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"Path",
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"GCode size too big ({} o), disabling syntax highlighter.".format(
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gcodeSize
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),
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)
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)
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result = dia.exec_()
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if result: # If user selected 'OK' get modified G Code
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final = dia.editor.toPlainText()
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else:
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final = gcode
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return final
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def fcoms(string, commentsym):
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"""Filter and rebuild comments with user preferred comment symbol."""
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if len(commentsym) == 1:
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s1 = string.replace("(", commentsym)
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comment = s1.replace(")", "")
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else:
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return string
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return comment
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def splitArcs(path):
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"""Filter a path object and replace all G2/G3 moves with discrete G1 moves.
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Returns a Path object.
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"""
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prefGrp = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Path")
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deflection = prefGrp.GetFloat("LibAreaCurveAccuarcy", 0.01)
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results = []
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if not isinstance(path, Path.Path):
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raise TypeError("path must be a Path object")
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machine = MachineState()
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for command in path.Commands:
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if command.Name not in CmdMoveArc:
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machine.addCommand(command)
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results.append(command)
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continue
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edge = edgeForCmd(command, machine.getPosition())
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pts = edge.discretize(Deflection=deflection)
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edges = [Part.makeLine(v1, v2) for v1, v2 in zip(pts, pts[1:])]
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for edge in edges:
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results.extend(cmdsForEdge(edge))
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machine.addCommand(command)
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return Path.Path(results)
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