Script execution

script/users/Niels/20191108_ManipulatorXYFlyScan.py

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+"""
+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!
+
+set ANGLE = -30.0 to move the sample across the beam.
+set ANGLE = +60.0 to move the sample along the beam.
+"""
+
+import math
+
+# adjust the following parameters
+
+# move sample across beam
+ANGLE = -30.
+DISTANCE = 8.
+STEP = 0.1
+
+
+# move sample along beam
+#ANGLE = +80.0
+#DISTANCE = 4.
+#STEP = 0.1
+
+SENSORS = (Counts, AngleDistribution, EnergyDistribution, Scienta.dataMatrix, SampleCurrent, RefCurrent, MachineCurrent)
+ENDSCAN = False
+
+# --- do not edit below ---
+
+DISTANCE_X = DISTANCE * math.cos(math.radians(ANGLE))
+DISTANCE_Y = DISTANCE * math.sin(math.radians(ANGLE))
+
+MOTORS = (ManipulatorX, ManipulatorY)
+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()
+
+# time per scienta acquisition in seconds
+time1 = time.time()
+trig_scienta()
+time2 = time.time()
+scienta_time = (time2 - time1)
+print "scienta time: ", scienta_time
+
+# time for one scan in seconds
+SPEED = STEP / scienta_time
+print "speed: ", SPEED
+fly_time = DISTANCE / SPEED
+STEPS = int(fly_time / scienta_time) + 1
+print "scan time: ", fly_time
+
+try:
+    set_exec_pars(compression=True)
+    cscan(MOTORS, SENSORS, STARTPOS, ENDPOS, STEPS, time=fly_time, relative=RELATIVE, before_read=before_readout, after_read = after_readout, check_positions = False)
+    
+finally:
+    if ENDSCAN:
+        after_scan()