def simulated_setup_from_image(
filepath: str, **kwargs) -> typing.Dict[str, microscope.abc.Device]:
"""Create simulated devices given an image file.
To use with the `device-server`::
DEVICES = [
device(simulated_setup_from_image, 'localhost', 8000,
conf={'filepath': path_to_image_file}),
]
"""
image = np.array(PIL.Image.open(filepath))
if len(image.shape) < 3:
raise ValueError("not an RGB image")
stage = SimulatedStage({
"x": microscope.AxisLimits(0, image.shape[0]),
"y": microscope.AxisLimits(0, image.shape[1]),
"z": microscope.AxisLimits(-50, 50),
})
filterwheel = SimulatedFilterWheel(positions=image.shape[2])
camera = StageAwareCamera(image, stage, filterwheel)
return {
"camera": camera,
"filterwheel": filterwheel,
"stage": stage,
}
def limits(self) -> microscope.AxisLimits:
min_limit = self._dev_conn.get_limit_min(self._axis)
max_limit = self._dev_conn.get_limit_max(self._axis)
return microscope.AxisLimits(lower=min_limit, upper=max_limit)
def limits(self) -> microscope.AxisLimits:
lower = self.stage._axis_get("TMN?", self.axis)
upper = self.stage._axis_get("TMX?", self.axis)
return microscope.AxisLimits(lower, upper)