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First push of modified take_stuttered code #136

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First push of modified take_stuttered code #136

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b73ef66
First push of modified take_stuttered code
craiglagegit Aug 28, 2023
c5ae277
Changes using checkpoint in CameraExposure
craiglagegit Sep 1, 2023
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29 changes: 29 additions & 0 deletions python/lsst/ts/standardscripts/base_take_stuttered.py
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Original file line number Diff line number Diff line change
Expand Up @@ -89,6 +89,16 @@ def get_schema(cls):
minimum: 1
type: integer
default: 100
change_focus:
description: Whether or not to change focus between shifts.
minimum: 0
type: boolean
default: False
focus_step:
description: Amount to shift focus if shift_focus is True.
minimum: 0
type: number
default: 0.025
exp_time:
description: The exposure time (sec).
type: number
Expand Down Expand Up @@ -124,6 +134,9 @@ def set_metadata(self, metadata):
* self.config.n_images
* self.config.exp_time
)
async def offset_hexapod(self, msg):
await self.checkpoint(msg)
await self.atcs.rem.ataos.cmd_offset.set_start(z=self.config.focus_step)

async def run(self):
note = getattr(self.config, "note", None)
Expand All @@ -134,13 +147,29 @@ async def run(self):
await self.camera.setup_instrument(**self.get_instrument_configuration())

await self.checkpoint("Take stuttered")
if self.config.change_focus:
# Change moveWhileWhileExposing parameter to allow hexapod
# to move while shutter is open
await self.atcs.rem.ataos.cmd_disableCorrection.set_start(hexapod=True)
await atcs.rem.ataos.cmd_enableCorrection.set_start(hexapod=True, moveWhileExposing=True)

if self.config.change_focus:
checkpoint=self.offset_hexapod
else:
checkpoint=None

await self.camera.take_stuttered(
exptime=self.config.exp_time,
n_shift=self.config.n_shift,
row_shift=self.config.row_shift,
n=self.config.n_images,
checkpoint=checkpoint,
reason=reason,
program=program,
group_id=self.group_id,
note=note,
)
if self.config.change_focus:
# Put moveWhileExposing back to False
await self.atcs.rem.ataos.cmd_disableCorrection.set_start(hexapod=True)
await atcs.rem.ataos.cmd_enableCorrection.set_start(hexapod=True, moveWhileExposing=False)