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probe: Add a new lookup_minimum_z() helper function

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Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2025-04-04 11:57:47 -04:00
parent f8de9ae080
commit 1e87d26707
1 changed files with 9 additions and 8 deletions
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17
klippy/extras/probe.py
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@ -172,6 +172,14 @@ class ProbeCommandHelper:
configfile = self.printer.lookup_object('configfile')
configfile.set(self.name, 'z_offset', "%.3f" % (new_calibrate,))
# Helper to lookup the minimum Z position for the printer
def lookup_minimum_z(config):
if config.has_section('stepper_z'):
zconfig = config.getsection('stepper_z')
return zconfig.getfloat('position_min', 0., note_valid=False)
pconfig = config.getsection('printer')
return pconfig.getfloat('minimum_z_position', 0., note_valid=False)
# Homing via probe:z_virtual_endstop
class HomingViaProbeHelper:
def __init__(self, config, mcu_probe):
@ -241,14 +249,7 @@ class ProbeSessionHelper:
gcode = self.printer.lookup_object('gcode')
self.dummy_gcode_cmd = gcode.create_gcode_command("", "", {})
# Infer Z position to move to during a probe
if config.has_section('stepper_z'):
zconfig = config.getsection('stepper_z')
self.z_position = zconfig.getfloat('position_min', 0.,
note_valid=False)
else:
pconfig = config.getsection('printer')
self.z_position = pconfig.getfloat('minimum_z_position', 0.,
note_valid=False)
self.z_position = lookup_minimum_z(config)
# Configurable probing speeds
self.speed = config.getfloat('speed', 5.0, above=0.)
self.lift_speed = config.getfloat('lift_speed', self.speed, above=0.)