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x11ma/script/beamline_alignment/03_AU_scan.py
gac-x11ma 8278eb87d8 Updated Absorption Spectrum scan
2025-12-17 09:49:26 +01:00

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import os
import time
import random
# 2025.11.15, beamline commissioning, A. Kleibert, C.A.F. Vaz
# Functions here require to compile first beamline_configurations.py and probably also beamline_functions.py
# path, name_only = bml_save_current_settings()
#
# We used monocam-4@129.129.121.54 with neutral density filters to image the beam after on the AV- blade of
# the aperture unit aftethe CMU at fully open front end slit.
#
# FE_slit_scan_on_AU() is a pressure supervising code to take images while opening the FE slits.
def take_image_and_save_data():
path, name_only = bml_save_current_settings()
# output_file = os.path.join(os.path.dirname(path), "Monocam_AU_"+name_only + ".jpg")
output_file = "/sls/X11MA/data/X11MA/pshell/home/data/2025_11/20251115/AU scans/" + name_only + ".jpg"
cmd = " curl http://root:monocam-4@129.129.121.54/axis-cgi/jpg/image.cgi -o " + output_file
os.system(cmd)
# cmd2 = "cp " + output_file + " " + copy_file
# cp -u *.jpg /sls/X11MA/data/X11MA/scratch/kleibert/20251113/
# copy_file = "/sls/X11MA/data/X11MA/scratch/kleibert/20251113/Monocam_AU_" + name_only + ".jpg"
# cmd = ["curl http://root:monocam-4@129.129.121.54/axis-cgi/jpg/image.cgi -o ", output_file]
# os.system(cmd)
def FE_slit_quick_photo_AU():
BML_FE_sizeX.setSpeed(0.4)
BML_FE_sizeY.setSpeed(0.4)
BML_FE_centerX.move(0.0)
BML_FE_centerY.move(0.0)
BML_FE_sizeX.move(2.5)
BML_FE_sizeY.move(2.5)
BML_FE_sizeX.moveAsync(-0.5)
BML_FE_sizeY.move(-0.5)
BML_FE_centerX.move(-0.2491)
BML_FE_centerY.move(0.5291)
BML_FE_sizeX.setSpeed(0.1)
BML_FE_sizeY.setSpeed(0.1)
def FE_slit_opening_scan_on_AU():
close_FE_slits()
# BML_FE_centerX.move(0.0)
# BML_FE_centerY.move(0.0)
# pressure = float(caget("X11MA-OP-AUMP:PRESSURE"))
max_versuche = 7
versuche = 0
cam_step = 40 # Jeder 3. Schritt
abbruch = False # Flag zum Verlassen aller Schleifen
schritt = 0 # Counter for images
wait_pressure = 10.0 # Wait time for pressure in seconds
pressure_threshold = 1.0e-7
y = 0.0
y_step = 0.002
y_max = 4.0
started = time.strftime("%H:%M:%S", time.localtime())
while y <= y_max and not abbruch:
# x = random.uniform(0, 20)
pressure = float(caget("X11MA-OP-AUMP:PRESSURE"))
x = pressure
print("current pressure: " + str(x) + ", y: " + str(y) + ", pressure: " + str(pressure))
while x > pressure_threshold:
versuche += 1
if versuche >= max_versuche:
print("Abort")
abbruch = True # Flag setzen
break # innere Schleife verlassen
print("wait for pressure...")
time.sleep(wait_pressure)
# x = random.uniform(0, 20)
pressure = float(caget("X11MA-OP-AUMP:PRESSURE"))
x = pressure
print("current pressure: " + str(x) + ", y: " + str(y) + ", pressure: " + str(pressure))
if abbruch:
break # aussere Schleife verlassen
if x <= pressure_threshold:
print("pressure is fine")
BML_FE_sizeX.move(y)
BML_FE_sizeY.move(y)
schritt += 1
if schritt % cam_step == 0: # Jeder 3. Schritt
schritt_str = "%04d" % schritt
print("take image: " + schritt_str)
output_file = "/sls/X11MA/data/X11MA/pshell/home/data/2025_11/20251115/" + schritt_str + ".jpg"
cmd = " curl http://root:monocam-4@129.129.121.54/axis-cgi/jpg/image.cgi -o " + output_file
print("write data to: " + cmd)
# time.sleep(0.5)
os.system(cmd)
# time.sleep(0.5)
versuche = 0
y += y_step # y nur erhohen, wenn x <= 10.0
time.sleep(0.1)
if not abbruch:
print("y = 4.0 erreicht. Fertig!")
stopped = time.strftime("%H:%M:%S", time.localtime())
print("started: " + started)
print("stopped: " + stopped)
close_FE_slits()
def AU_blades_dive(p_threshold, I_threshold):
# blades = ["BML_AU_TRYB", "BML_AU_TRYT", "BML_AU_TRXW", "BML_AU_TRXR"]
# BLADE = blades[number]
# BLADE.read()
# 1 Set blades to open position
BML_AU_TRYT.move(10.0)
# BML_AU_TRYB.move(-10.0)
# BML_AU_TRXR.move(10.0)
# BML_AU_TRXW.move(-10.0)
# 2 Setup dive parameters
max_versuche = 7
versuche = 0
abbruch = False # Flag zum Verlassen aller Schleifen
wait_pressure = 2.0 # Wait time for pressure in seconds
pressure_threshold = 1e-7
intensity_threshold_percent = 0.5
# 3 BML_AU_TRYT dive
y = 10.0
y_step = -0.002
# y_step = -1.0
y_max = BML_AU_TRYT.getMinValue()
intensity_ini = float(Keithley_2_raw.read())
intensity_threshold = intensity_threshold_percent * intensity_ini
# started = time.strftime("%H:%M:%S", time.localtime())
while y >= y_max and not abbruch:
# pressure = random.uniform(0, 20)
# intensity = random.uniform(0, 10)
pressure = float(caget("X11MA-OP-AUMP:PRESSURE"))
intensity = float(Keithley_2_raw.read())
# x = pressure
print("current pressure: " + str(pressure) + ", y: " + str(y) + ", intensity: " + str(intensity))
#
while pressure > pressure_threshold:
versuche += 1
if versuche >= max_versuche:
print("abort")
abbruch = True # Flag setzen
break # innere Schleife verlassen
print("wait for pressure...")
time.sleep(wait_pressure)
# pressure = random.uniform(0, 20)
pressure = float(caget("X11MA-OP-AUMP:PRESSURE"))
# x = pressure
# print("current pressure: " + str(x) + ", y: " + str(y) + ", pressure: " + str(pressure))
#
if abbruch:
break # aussere Schleife verlassen
#
if pressure <= pressure_threshold:
print("pressure is fine")
intensity = float(Keithley_2_raw.read())
print("current position: " + str(y) + ", intensity: " + str(intensity))
if intensity <= intensity_threshold:
print("intensity threshold reached at y = " + str(y))
abbruch = True
break
if abbruch:
break # aussere Schleife verlassen
# BML_FE_sizeX.move(y)
# BML_FE_sizeY.move(y)
versuche = 0
y += y_step # y nur erhohen, wenn x <= 10.0
time.sleep(0.1)
if not abbruch:
print("limit reached. no change in intensity")
#
# stopped = time.strftime("%H:%M:%S", time.localtime())
# print("started: " + started)
# print("stopped: " + stopped)
#def AU_2D_scan():
#
# close_FE_slits()
#
# # BML_FE_centerX.move(0.0)
# # BML_FE_centerY.move(0.0)
# # pressure = float(caget("X11MA-OP-AUMP:PRESSURE"))
#
# max_versuche = 7
# versuche = 0
# cam_step = 40 # Jeder 3. Schritt
#
# abbruch = False # Flag zum Verlassen aller Schleifen
# schritt = 0 # Counter for images
#
# wait_pressure = 10.0 # Wait time for pressure in seconds
# pressure_threshold = 1.0e-7
# y = 0.0
# y_step = 0.002
# y_max = 0.25
#
# started = time.strftime("%H:%M:%S", time.localtime())
#
# while y <= y_max and not abbruch:
# # x = random.uniform(0, 20)
# pressure = float(caget("X11MA-OP-AUMP:PRESSURE"))
# x = pressure
# print("current pressure: " + str(x) + ", y: " + str(y) + ", pressure: " + str(pressure))
#
# while x > pressure_threshold:
# versuche += 1
# if versuche >= max_versuche:
# print("Abort")
# abbruch = True # Flag setzen
# break # innere Schleife verlassen
# print("wait for pressure...")
# time.sleep(wait_pressure)
# # x = random.uniform(0, 20)
# pressure = float(caget("X11MA-OP-AUMP:PRESSURE"))
# x = pressure
# print("current pressure: " + str(x) + ", y: " + str(y) + ", pressure: " + str(pressure))
#
# if abbruch:
# break # aussere Schleife verlassen
#
# if x <= pressure_threshold:
# print("pressure is fine")
# BML_FE_sizeX.move(y)
# BML_FE_sizeY.move(y)
# schritt += 1
# if schritt % cam_step == 0: # Jeder 3. Schritt
# schritt_str = "%04d" % schritt
# print("take image: " + schritt_str)
# output_file = "/sls/X11MA/data/X11MA/pshell/home/data/2025_11/20251115/" + schritt_str + ".jpg"
# cmd = " curl http://root:monocam-4@129.129.121.54/axis-cgi/jpg/image.cgi -o " + output_file
# print("write data to: " + cmd)
# # time.sleep(0.5)
# os.system(cmd)
# # time.sleep(0.5)
# versuche = 0
# y += y_step # y nur erhohen, wenn x <= 10.0
#
# time.sleep(0.1)
#
# if not abbruch:
# print("y = 4.0 erreicht. Fertig!")
#
# stopped = time.strftime("%H:%M:%S", time.localtime())
# print("started: " + started)
# print("stopped: " + stopped)
#
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