270 lines
10 KiB
Python
270 lines
10 KiB
Python
##############################################################
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# FlatCAM: 2D Post-processing for Manufacturing #
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# http://flatcam.org #
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# File Author: Matthieu Berthomé #
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# Date: 5/26/2017 #
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# #
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# Correction & Adaptation for Berta CNC machine #
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# Date: 24/10/2019 #
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# #
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# MIT Licence #
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##############################################################
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from appPreProcessor import *
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class Berta_CNC(PreProc):
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include_header = True
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coordinate_format = "%.*f"
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feedrate_format = '%.*f'
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def start_code(self, p):
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units = ' ' + str(p['units']).lower()
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coords_xy = p['xy_toolchange']
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end_coords_xy = p['xy_end']
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gcode = '(This preprocessor is used with a BERTA CNC router.)\n\n'
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xmin = '%.*f' % (p.coords_decimals, p['options']['xmin'])
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xmax = '%.*f' % (p.coords_decimals, p['options']['xmax'])
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ymin = '%.*f' % (p.coords_decimals, p['options']['ymin'])
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ymax = '%.*f' % (p.coords_decimals, p['options']['ymax'])
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if str(p['options']['type']) == 'Geometry':
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gcode += '(TOOL DIAMETER: ' + str(p['options']['tool_dia']) + units + ')\n'
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gcode += '(Feedrate: ' + str(p['feedrate']) + units + '/min' + ')\n'
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if str(p['options']['type']) == 'Geometry':
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gcode += '(TOOL DIAMETER: ' + str(p['options']['tool_dia']) + units + ')\n'
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gcode += '(Feedrate_XY: ' + str(p['feedrate']) + units + '/min' + ')\n'
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gcode += '(Feedrate_Z: ' + str(p['z_feedrate']) + units + '/min' + ')\n'
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gcode += '(Feedrate rapids ' + str(p['feedrate_rapid']) + units + '/min' + ')\n' + '\n'
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gcode += '(Z_Cut: ' + str(p['z_cut']) + units + ')\n'
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if p['multidepth'] is True:
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gcode += '(DepthPerCut: ' + str(p['z_depthpercut']) + units + ' <=>' + \
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str(math.ceil(abs(p['z_cut']) / p['z_depthpercut'])) + ' passes' + ')\n'
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gcode += '(Z_Move: ' + str(p['z_move']) + units + ')\n'
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elif str(p['options']['type']) == 'Excellon' and p['use_ui'] is True:
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gcode += '\n(TOOLS DIAMETER: )\n'
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for tool, val in p['exc_tools'].items():
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gcode += '(Tool: %s -> ' % str(tool) + 'Dia: %s' % str(val["tooldia"]) + ')\n'
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gcode += '\n(FEEDRATE Z: )\n'
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for tool, val in p['exc_tools'].items():
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gcode += '(Tool: %s -> ' % str(tool) + 'Feedrate: %s' % \
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str(val['data']["tools_drill_feedrate_z"]) + ')\n'
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gcode += '\n(FEEDRATE RAPIDS: )\n'
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for tool, val in p['exc_tools'].items():
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gcode += '(Tool: %s -> ' % str(tool) + 'Feedrate Rapids: %s' % \
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str(val['data']["tools_drill_feedrate_rapid"]) + ')\n'
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gcode += '\n(Z_CUT: )\n'
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for tool, val in p['exc_tools'].items():
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gcode += '(Tool: %s -> ' % str(tool) + 'Z_Cut: %s' % str(val['data']["tools_drill_cutz"]) + ')\n'
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gcode += '\n(Tools Offset: )\n'
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for tool, val in p['exc_cnc_tools'].items():
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gcode += '(Tool: %s -> ' % str(val['tool']) + 'Offset Z: %s' % \
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str(val['data']["tools_drill_offset"]) + ')\n'
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if p['multidepth'] is True:
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gcode += '\n(DEPTH_PER_CUT: )\n'
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for tool, val in p['exc_tools'].items():
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gcode += '(Tool: %s -> ' % str(tool) + 'DeptPerCut: %s' % \
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str(val['data']["tools_drill_depthperpass"]) + ')\n'
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gcode += '\n(Z_MOVE: )\n'
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for tool, val in p['exc_tools'].items():
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gcode += '(Tool: %s -> ' % str(tool) + 'Z_Move: %s' % str(val['data']["tools_drill_travelz"]) + ')\n'
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gcode += '\n'
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if p['toolchange'] is True:
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gcode += '(Z Toolchange: ' + str(p['z_toolchange']) + units + ')\n'
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if coords_xy is not None:
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gcode += '(X,Y Toolchange: ' + "%.*f, %.*f" % (p.decimals, coords_xy[0],
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p.decimals, coords_xy[1]) + units + ')\n'
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else:
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gcode += '(X,Y Toolchange: ' + "None" + units + ')\n'
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gcode += '(Z Start: ' + str(p['startz']) + units + ')\n'
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gcode += '(Z End: ' + str(p['z_end']) + units + ')\n'
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if coords_xy is not None:
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gcode += '(X,Y End: ' + "%.*f, %.*f" % (p.decimals, end_coords_xy[0],
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p.decimals, end_coords_xy[1]) + units + ')\n'
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else:
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gcode += '(X,Y End: ' + "None" + units + ')\n'
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gcode += '(Steps per circle: ' + str(p['steps_per_circle']) + ')\n'
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gcode += '(Steps per circle: ' + str(p['steps_per_circle']) + ')\n'
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if str(p['options']['type']) == 'Excellon' or str(p['options']['type']) == 'Excellon Geometry':
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gcode += '(Preprocessor Excellon: ' + str(p['pp_excellon_name']) + ')\n' + '\n'
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else:
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gcode += '(Preprocessor Geometry: ' + str(p['pp_geometry_name']) + ')\n' + '\n'
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gcode += '(X range: ' + '{: >9s}'.format(xmin) + ' ... ' + '{: >9s}'.format(xmax) + ' ' + units + ')\n'
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gcode += '(Y range: ' + '{: >9s}'.format(ymin) + ' ... ' + '{: >9s}'.format(ymax) + ' ' + units + ')\n\n'
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gcode += '(Spindle Speed: %s RPM)\n' % str(p['spindlespeed'])
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gcode += (
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# This line allow you to sets the machine to METRIC / INCH in the appGUI
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'G20\n' if p.units.upper() == 'IN' else 'G21\n') + '\n'
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# gcode += 'G21\n' # This line sets the machine to METRIC ONLY
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# gcode += 'G20\n' # This line sets the machine to INCH ONLY
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gcode += 'G90 G17 G91.1\n'
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gcode += 'G64 P0.03\n'
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gcode += 'M110\n'
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gcode += 'G54\n'
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gcode += 'G0\n'
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gcode += '(Berta)\n'
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gcode += 'G94'
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return gcode
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def startz_code(self, p):
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if p.startz is not None:
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return 'G00 Z' + self.coordinate_format % (p.coords_decimals, p.startz)
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else:
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return ''
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def lift_code(self, p):
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return 'G00 Z' + self.coordinate_format % (p.coords_decimals, p.z_move)
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def down_code(self, p):
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return 'G01 Z' + self.coordinate_format % (p.coords_decimals, p.z_cut)
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def toolchange_code(self, p):
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z_toolchange = p.z_toolchange
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toolchangexy = p.xy_toolchange
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f_plunge = p.f_plunge
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if toolchangexy is not None:
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x_toolchange = toolchangexy[0]
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y_toolchange = toolchangexy[1]
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else:
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x_toolchange = 0
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y_toolchange = 0
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no_drills = 1
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if int(p.tool) == 1 and p.startz is not None:
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z_toolchange = p.startz
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toolC_formatted = '%.*f' % (p.decimals, p.toolC)
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if str(p['options']['type']) == 'Excellon':
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for i in p['options']['Tools_in_use']:
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if i[0] == p.tool:
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no_drills = i[2]
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if toolchangexy is not None:
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gcode = """
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M5
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G00 Z{z_toolchange}
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G00 X{x_toolchange} Y{y_toolchange}
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T{tool}
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M6
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(MSG, Change to Tool Dia = {toolC} ||| Total drills for tool T{tool} = {t_drills})
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M0
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""".format(x_toolchange=self.coordinate_format % (p.coords_decimals, x_toolchange),
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y_toolchange=self.coordinate_format % (p.coords_decimals, y_toolchange),
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z_toolchange=self.coordinate_format % (p.coords_decimals, z_toolchange),
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tool=int(p.tool),
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t_drills=no_drills,
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toolC=toolC_formatted)
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else:
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gcode = """
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M5
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G00 Z{z_toolchange}
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T{tool}
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M6
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(MSG, Change to Tool Dia = {toolC} ||| Total drills for tool T{tool} = {t_drills})
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M0""".format(z_toolchange=self.coordinate_format % (p.coords_decimals, z_toolchange),
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tool=int(p.tool),
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t_drills=no_drills,
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toolC=toolC_formatted)
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if f_plunge is True:
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gcode += '\nG00 Z%.*f' % (p.coords_decimals, p.z_move)
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return gcode
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else:
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if toolchangexy is not None:
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gcode = """
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M5
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G00 Z{z_toolchange}
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G00 X{x_toolchange} Y{y_toolchange}
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T{tool}
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M6
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(MSG, Change to Tool Dia = {toolC})
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M0""".format(x_toolchange=self.coordinate_format % (p.coords_decimals, x_toolchange),
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y_toolchange=self.coordinate_format % (p.coords_decimals, y_toolchange),
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z_toolchange=self.coordinate_format % (p.coords_decimals, z_toolchange),
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tool=int(p.tool),
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toolC=toolC_formatted)
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else:
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gcode = """
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M5
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G00 Z{z_toolchange}
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T{tool}
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M6
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(MSG, Change to Tool Dia = {toolC})
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M0""".format(z_toolchange=self.coordinate_format % (p.coords_decimals, z_toolchange),
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tool=int(p.tool),
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toolC=toolC_formatted)
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if f_plunge is True:
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gcode += '\nG00 Z%.*f' % (p.coords_decimals, p.z_move)
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return gcode
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def up_to_zero_code(self, p):
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return 'G01 Z0'
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def position_code(self, p):
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return ('X' + self.coordinate_format + ' Y' + self.coordinate_format) % \
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(p.coords_decimals, p.x, p.coords_decimals, p.y)
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def rapid_code(self, p):
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return ('G00 ' + self.position_code(p)).format(**p)
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def linear_code(self, p):
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return ('G01 ' + self.position_code(p)).format(**p)
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def end_code(self, p):
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coords_xy = p['xy_end']
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gcode = ('G00 Z' + self.feedrate_format % (p.fr_decimals, p.z_end) + "\n")
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if coords_xy and coords_xy != '':
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gcode += 'G00 X{x} Y{y}'.format(x=coords_xy[0], y=coords_xy[1]) + "\n"
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gcode += '(Berta)\n'
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gcode += 'M111\n'
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gcode += 'M30\n'
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gcode += '(Berta)\n'
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return gcode
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def feedrate_code(self, p):
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return 'G01 F' + str(self.feedrate_format % (p.fr_decimals, p.feedrate))
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def z_feedrate_code(self, p):
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return 'G01 F' + str(self.feedrate_format % (p.fr_decimals, p.z_feedrate))
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def spindle_code(self, p):
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sdir = {'CW': 'M03', 'CCW': 'M04'}[p.spindledir]
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if p.spindlespeed:
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return '%s S%s' % (sdir, str(p.spindlespeed))
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else:
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return sdir
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def dwell_code(self, p):
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if p.dwelltime:
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return 'G4 P' + str(p.dwelltime)
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def spindle_stop_code(self, p):
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return 'M05'
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