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stepcompress: Support extracting stepcompress history

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Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2021-07-19 14:51:05 -04:00
parent fbfa31a3c3
commit 7013a7b15f
4 changed files with 59 additions and 4 deletions
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6
klippy/stepper.py
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@ -119,6 +119,12 @@ class MCU_stepper:
def get_past_commanded_position(self, print_time):
mcu_pos = self.get_past_mcu_position(print_time)
return mcu_pos * self._step_dist - self._mcu_position_offset
def dump_steps(self, count, start_clock, end_clock):
ffi_main, ffi_lib = chelper.get_ffi()
data = ffi_main.new('struct pull_history_steps[]', count)
count = ffi_lib.stepcompress_extract_old(self._stepqueue, data, count,
start_clock, end_clock)
return (data, count)
def set_stepper_kinematics(self, sk):
old_sk = self._stepper_kinematics
mcu_pos = 0