"""
Manipulator scan across the beam relative to current position

set manipulator scan parameters below.
set analyser parameters separately!
move manipulator to center position before start!
"""

import math

# adjust the following parameters
DISTANCE = 5.0
ANGLE = -30.0 # move sample across beam
#ANGLE = 60.0 # move sample along beam
STEPS = 10
LATENCY = 1.0
ENDSCAN = False

# do not edit below
# TODO: check signs!
DISTANCE_X = DISTANCE * math.cos(math.radians(ANGLE))
DISTANCE_Y = DISTANCE * math.sin(math.radians(ANGLE))

MOTOR = (ManipulatorX, ManipulatorY)
SENSORS = (Counts, SampleCurrent, RefCurrent, AuxCurrent, MachineCurrent, ImageEnergyDistribution, ImageAngleDistribution)
STARTPOS = (-DISTANCE_X / 2.0, -DISTANCE_Y / 2.0)
ENDPOS = (DISTANCE_X / 2.0, DISTANCE_Y / 2.0)
RELATIVE = True

adjust_sensors()
set_adc_averaging()
set_preference(Preference.PLOT_TYPES, {'Scienta spectrum':1})

try:
    lscan(MOTOR, SENSORS, STARTPOS, ENDPOS, STEPS, LATENCY, RELATIVE, before_read=before_readout, after_read = after_readout)
finally:
    if ENDSCAN:
        after_scan()