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-rw-r--r--klippy/extruder.py9
1 files changed, 7 insertions, 2 deletions
diff --git a/klippy/extruder.py b/klippy/extruder.py
index 9e3d8143..7e314a7b 100644
--- a/klippy/extruder.py
+++ b/klippy/extruder.py
@@ -8,6 +8,7 @@ import stepper, heater, homing
class PrinterExtruder:
def __init__(self, printer, config):
+ self.config = config
self.heater = heater.PrinterHeater(printer, config)
self.stepper = stepper.PrinterStepper(printer, config, 'extruder')
nozzle_diameter = config.getfloat('nozzle_diameter')
@@ -17,11 +18,15 @@ class PrinterExtruder:
'max_extrude_cross_section', 4. * nozzle_diameter**2)
self.max_extrude_ratio = max_cross_section / filament_area
self.max_e_dist = config.getfloat('max_extrude_only_distance', 50.)
- self.max_e_velocity = config.getfloat('max_velocity')
- self.max_e_accel = config.getfloat('max_accel')
+ self.max_e_velocity = self.max_e_accel = None
self.pressure_advance = config.getfloat('pressure_advance', 0.)
self.need_motor_enable = True
self.extrude_pos = 0.
+ def set_max_jerk(self, max_xy_halt_velocity, max_velocity, max_accel):
+ self.max_e_velocity = self.config.getfloat(
+ 'max_extrude_only_velocity', max_velocity * self.max_extrude_ratio)
+ self.max_e_accel = self.config.getfloat(
+ 'max_extrude_only_accel', max_accel * self.max_extrude_ratio)
def build_config(self):
self.heater.build_config()
self.stepper.set_max_jerk(9999999.9, 9999999.9)