3D-printing/klipper
1
0
Fork 0
mirror of https://github.com/Klipper3d/klipper.git synced 2025-08-10 23:35:20 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions 2

homing_override: Allow moves prior to homing an axis

Browse source 
Add support for disabling homing checks via the homing_override
mechanism.  This may be useful to move an axis prior to homing it.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2018-01-16 18:58:41 -05:00
parent 01bb4b291e
commit 1a67902858
7 changed files with 42 additions and 14 deletions
Download patch file Download diff file Expand all files Collapse all files

17
klippy/extras/homing_override.py
View file

@ -6,16 +6,29 @@
class HomingOverride:
def __init__(self, config):
printer = config.get_printer()
self.printer = config.get_printer()
self.start_pos = [config.getfloat('set_position_' + a, None)
for a in 'xyz']
self.script = config.get('gcode')
self.in_script = False
self.gcode = printer.lookup_object('gcode')
self.gcode = self.printer.lookup_object('gcode')
self.gcode.register_command("G28", self.cmd_G28)
def cmd_G28(self, params):
if self.in_script:
# Was called recursively - invoke the real G28 command
self.gcode.cmd_G28(params)
return
# Calculate forced position (if configured)
toolhead = self.printer.lookup_object('toolhead')
pos = toolhead.get_position()
homing_axes = []
for axis, loc in enumerate(self.start_pos):
if loc is not None:
pos[axis] = loc
homing_axes.append(axis)
toolhead.set_position(pos, homing_axes=homing_axes)
self.gcode.reset_last_position()
# Perform homing
try:
self.in_script = True
self.gcode.run_script(self.script)