Beispiel #1
0
    def from_phil(params, reference=None, beam=None):
        """
        Convert phil parameters into detector model

        """
        from dxtbx.model.detector_helpers import set_detector_distance
        from dxtbx.model.detector_helpers import set_mosflm_beam_centre
        from dxtbx.model.detector_helpers import set_slow_fast_beam_centre_mm

        # Check the input. If no reference detector is provided then
        # Create the detector model from scratch from the parameters
        if reference is None:
            detector = DetectorFactory.generate_from_phil(params, beam)
        else:
            detector = DetectorFactory.overwrite_from_phil(
                params, reference, beam)

        # If the distance is set
        if params.detector.distance is not None:
            set_detector_distance(detector, params.detector.distance)

        # If the mosflm beam centre is set then update
        if params.detector.mosflm_beam_centre is not None:
            assert beam is not None
            set_mosflm_beam_centre(detector, beam,
                                   params.detector.mosflm_beam_centre)

        # If the slow fast beam centre is set then update
        if params.detector.slow_fast_beam_centre is not None:
            panel_id = 0
            if len(params.detector.slow_fast_beam_centre) > 2:
                panel_id = params.detector.slow_fast_beam_centre[2]
            if panel_id >= len(detector):
                from libtbx.utils import Sorry

                raise Sorry(
                    "Detector does not have panel index {0}".format(panel_id))
            px_size_f, px_size_s = detector[0].get_pixel_size()
            slow_fast_beam_centre_mm = (
                params.detector.slow_fast_beam_centre[0] * px_size_s,
                params.detector.slow_fast_beam_centre[1] * px_size_f,
            )
            assert beam is not None
            set_slow_fast_beam_centre_mm(detector,
                                         beam,
                                         slow_fast_beam_centre_mm,
                                         panel_id=panel_id)

        # Return the model
        return detector
Beispiel #2
0
    def from_phil(params, reference=None, beam=None):
        '''
    Convert phil parameters into detector model

    '''
        from dxtbx.model.detector_helpers import set_detector_distance
        from dxtbx.model.detector_helpers import set_mosflm_beam_centre

        # Check the input. If no reference detector is provided then
        # Create the detector model from scratch from the parameters
        if reference is None:
            detector = DetectorFactory.generate_from_phil(params, beam)
        else:
            detector = DetectorFactory.overwrite_from_phil(
                params, reference, beam)

        # If the distance is set
        if params.detector.distance is not None:
            set_detector_distance(detector, params.detector.distance)

        # If the mosflm beam centre is set then update
        if params.detector.mosflm_beam_centre is not None:
            assert beam is not None
            set_mosflm_beam_centre(detector, beam,
                                   params.detector.mosflm_beam_centre)

        # If the slow fast beam centre is set then update
        if params.detector.slow_fast_beam_centre is not None:
            assert beam is not None
            beam_s, beam_f = params.detector.slow_fast_beam_centre[0:2]
            pnl = 0
            if len(params.detector.slow_fast_beam_centre) > 2:
                pnl = params.detector.slow_fast_beam_centre[2]
            try:
                p = detector[pnl]
            except RuntimeError:
                raise Sorry(
                    'Detector does not have panel index {0}'.format(pnl))
            beam.set_unit_s0(p.get_pixel_lab_coord((beam_f, beam_s)))

        # Return the model
        return detector