79 lines
2.3 KiB
Python
79 lines
2.3 KiB
Python
from FlatCAMPostProc import *
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# This post processor is configured to output code that
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# is compatible with almost any version of Grbl.
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class grbl_laser(FlatCAMPostProc):
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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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gcode = ''
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gcode += '(Feedrate: ' + str(p['feedrate']) + units + '/min' + ')\n'
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gcode += '(Feedrate rapids ' + str(p['feedrate_rapid']) + units + '/min' + ')\n' + '\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 += '(Postprocessor Excellon: ' + str(p['pp_excellon_name']) + ')\n'
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else:
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gcode += '(Postprocessor Geometry: ' + str(p['pp_geometry_name']) + ')\n'
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gcode += ('G20' if p.units.upper() == 'IN' else 'G21') + "\n"
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gcode += 'G90\n'
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gcode += 'G94\n'
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gcode += 'G17\n'
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return gcode
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def startz_code(self, p):
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return ''
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def lift_code(self, p):
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return 'M05'
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def down_code(self, p):
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return 'M03'
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def toolchange_code(self, p):
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return ''
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def up_to_zero_code(self, p):
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return 'M05'
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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) + " " + self.feedrate_code(p)
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def end_code(self, p):
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gcode = ('G00 Z' + self.feedrate_format %(p.fr_decimals, p.endz) + "\n")
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gcode += 'G00 X0Y0'
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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 feedrate_z_code(self, p):
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return 'G01 F' + str(self.feedrate_format %(p.fr_decimals, p.feedrate_z))
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def spindle_code(self, p):
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if p.spindlespeed:
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return 'S%d' % p.spindlespeed
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else:
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return ''
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def dwell_code(self, p):
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return ''
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def spindle_stop_code(self,p):
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return 'M05'
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