extruder: Add support for extruders sharing the same heater
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
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@ -13,6 +13,13 @@
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#step_pin: ar36
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#dir_pin: ar34
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#...
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#shared_heater:
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# If this extruder uses the same heater already defined for another
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# extruder then place the name of that extruder here. For example,
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# should extruder3 and extruder4 share a heater then the extruder3
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# config section should define the heater and the extruder4 section
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# should specify "shared_heater: extruder3". The default is to not
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# reuse an existing heater.
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#deactivate_gcode:
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# A list of G-Code commands (one per line) to execute on a G-Code
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# tool change command (eg, "T1") that deactivates this extruder and
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@ -10,7 +10,11 @@ EXTRUDE_DIFF_IGNORE = 1.02
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class PrinterExtruder:
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def __init__(self, printer, config):
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self.heater = heater.PrinterHeater(printer, config)
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shared_heater = config.get('shared_heater', None)
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if shared_heater is None:
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self.heater = heater.PrinterHeater(printer, config)
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else:
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self.heater = get_printer_heater(printer, shared_heater)
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self.stepper = stepper.PrinterStepper(printer, config)
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self.nozzle_diameter = config.getfloat('nozzle_diameter', above=0.)
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filament_diameter = config.getfloat(
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