klipper-dgus/klippy/extras/extruder_stepper.py

26 lines
1.0 KiB
Python

# Code for supporting multiple steppers in single filament extruder.
#
# Copyright (C) 2019 Simo Apell <simo.apell@live.fi>
#
# This file may be distributed under the terms of the GNU GPLv3 license.
import logging
import stepper
class ExtruderStepper:
def __init__(self, config):
self.printer = config.get_printer()
self.extruder_name = config.get('extruder', 'extruder')
self.stepper = stepper.PrinterStepper(config)
self.stepper.set_max_jerk(9999999.9, 9999999.9)
self.stepper.setup_itersolve('extruder_stepper_alloc')
self.printer.register_event_handler("klippy:connect",
self.handle_connect)
def handle_connect(self):
extruder = self.printer.lookup_object(self.extruder_name)
self.stepper.set_trapq(extruder.get_trapq())
toolhead = self.printer.lookup_object('toolhead')
toolhead.register_step_generator(self.stepper.generate_steps)
def load_config_prefix(config):
return ExtruderStepper(config)