427a2ab8d6
Found via `codespell -q 3 -L aci,ake,aline,alle,alledges,alocation,als,ang,anid,apoints,ba,beginn,behaviour,bloaded,bottome,byteorder,calculater,cancelled,cancelling,cas,cascade,centimetre,childs,colour,colours,commen,connexion,currenty,dof,doubleclick,dum,eiter,elemente,ende,feld,finde,findf,freez,hist,iff,indicies,initialisation,initialise,initialised,initialises,initialisiert,inout,ist,kilometre,lod,mantatory,methode,metres,millimetre,modell,nd,noe,normale,normaly,nto,numer,oder,ontop,orgin,orginx,orginy,ot,pard,parms,pres,programm,que,recurrance,rougly,seperator,serie,sinc,strack,substraction,te,thist,thru,tread,uint,unter,vertexes,wallthickness,whitespaces -S ./.git,*.po,*.ts,./ChangeLog.txt,./src/3rdParty,./src/Mod/Assembly/App/opendcm,./src/CXX,./src/zipios++,./src/Base/swig*,./src/Mod/Robot/App/kdl_cp,./src/Mod/Import/App/SCL,./src/WindowsInstaller,./src/Doc/FreeCAD.uml,./build/doc/SourceDocu`
130 lines
4.8 KiB
Python
130 lines
4.8 KiB
Python
# *****************************************************************************
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# * Copyright (c) 2020 Rene Bartsch, B.Sc. Informatics <rene@bartschnet.de> *
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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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"""Postprocessor to output real GCode for Max Computer GmbH nccad9."""
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import FreeCAD as App
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from PathScripts import PostUtils
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import datetime
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TOOLTIP = '''
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This is a postprocessor file for the Path workbench. It is used to take
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a pseudo-gcode fragment output by a Path object and output real GCode
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suitable for the Max Computer GmbH nccad9 Computer Numeric Control.
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Supported features:
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- 3-axis milling
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- manual tool change with tool number as comment
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- spindle speed as comment
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!!! gCode files must use the suffix .knc !!!
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import nccad_post
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nccad_post.export([object], "/path/to/file.knc", "")
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'''
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MACHINE_NAME = '''Max Computer GmbH nccad9 MCS/KOSY'''
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# gCode for changing tools
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# M01 <String> ; Displays <String> and waits for user interaction
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TOOL_CHANGE = '''G77 ; Move to release position
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M10 O6.0 ; Stop spindle
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M01 Insert tool TOOL
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G76 ; Move to reference point to ensure correct coordinates after tool change
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M10 O6.1 ; Start spindle'''
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# gCode finishing the program
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POSTAMBLE = '''G77 ; Move to release position
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M10 O6.0 ; Stop spindle'''
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# gCode header with information about CAD-software, post-processor
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# and date/time
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HEADER = ''';Exported by FreeCAD
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;Post Processor: {}
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;CAM file: {}
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;Output Time: {}
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'''.format(__name__, App.ActiveDocument.FileName, str(datetime.datetime.now()))
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def export(objectslist, filename, argstring):
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"""Export the list of objects into a filename.
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Parameters
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----------
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objectslists: list
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List of objects.
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filename: str
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Name of the output file ending in `'.knc'`.
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"""
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gcode = HEADER
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for obj in objectslist:
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for command in obj.Path.Commands:
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# Manipulate tool change commands
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if 'M6' == command.Name:
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gcode += TOOL_CHANGE.replace('TOOL',
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str(int(command.Parameters['T'])))
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elif 'M3' == command.Name:
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# Convert spindle speed (rpm) command to comment
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gcode += ('M01 Set spindle speed to '
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+ str(int(command.Parameters['S']))
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+ ' rounds per minute')
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else:
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# Add other commands
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gcode += command.Name
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# Loop through command parameters
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for parameter, value in command.Parameters.items():
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# Multiply F parameter value by 10,
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# FreeCAD = mm/s, nccad = 1/10 mm/s
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if 'F' == parameter:
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value *= 10
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# Add command parameters and values and round float
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# as nccad9 does not support exponents
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gcode += ' ' + parameter + str(round(value, 5))
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gcode += '\n'
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gcode += POSTAMBLE + '\n'
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# Open editor window
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if App.GuiUp:
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dia = PostUtils.GCodeEditorDialog()
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dia.editor.setText(gcode)
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result = dia.exec_()
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if result:
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gcode = dia.editor.toPlainText()
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# Save to file
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if filename != '-':
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gfile = open(filename, "w")
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gfile.write(gcode)
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gfile.close()
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return filename
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