Startup

2018-01-23 11:07:07 +01:00
parent 77142b2ae7
commit 6cd21fc711
3 changed files with 552 additions and 0 deletions
@@ -0,0 +1,78 @@
+
+
+if  get_exec_pars().source == CommandSource.ui:
+    startphi=-10
+    endphi=0		# for DACs the middle is 57
+    time_step=1
+    step=0.5		# in degrees
+    passes = 1
+    fname='test6mom'	# remember the run number
+
+
+
+
+startphi, endphi, time_step, step = float(startphi), float(endphi), float(time_step), float(step)
+#TODO: Should not move to startphi?
+scr.setSpeed (5.0)
+scr.move(startphi, 60000)
+
+filt=caget("X04SA-ES2-FI:TRANSM",'d') *1000000000  
+caput("X04SA-ES2-PIL:cam1:FilterTransm",filt)
+
+exp_time = time_step -0.003			# calculates Exposure time
+phitot = endphi - startphi 			# calculates total omega span
+images = int(phitot/step)    		# calculates number of images  #TODO: floor or ceil?
+velo = step/time_step
+if velo > 5.0:
+    raise Exception("Too fast velocity calculated for the motor, please change")
+
+scr.setSpeed(velo)                  # speed of the omega axis in deg/s
+tottime = time_step * images + 5  	# calculates total time needed, adds 5 for safety
+print "Total time: ", tottime 				
+print "Collecting ", fname, "..."
+
+# THE FOLLOWING LINES SEND COMMANDS TO THE CAMSERVER 
+det.numImages = images		# number of images
+det.exposure	= exp_time		# Exposure time 
+det.acquirePeriod	= time_step	# Acquire period
+
+
+### FORWARD ###
+# PLEASE NOTE THE FOLLOWING HAS NOT YET BEEN UPDATED FOR AUTOMATIC ANGLES
+
+det.chi     	= 90
+det.chiIncr     = 0.0
+det.omega 	    = 57.05		# initial angle
+det.omegaIncr   = 0.0 		# increment angle
+det.angleIncr 	= step		# might be redundant
+det.kappa 	    = -134.76	# kappa
+det.phi 		= 57.045	# phi
+
+
+for p in range(passes):
+    if p % 2 == 0:
+        det.phiIncr     = step
+        det.startAngle  = startphi	# might be redundant
+        det.fileName   = (fname + str(p)) if (passes > 1) else fname		# filename        
+        dest = endphi
+    else :
+        det.phiIncr     = -step
+        det.startAngle  = endphi	# might be redundant
+        det.fileName   =fname + str(p)		# filename
+        dest = startphi
+        
+    det.fileNumber = 1			# always start with image 1
+    sleep (1.0)
+    scr.moveAsync(dest)        
+    try:        
+        det.start()        
+        #sleep(tottime)
+        scr.waitReady(int(tottime * 1000))        
+    except:
+        scr.stop()
+        det.stop()
+        raise
+
+scr.setSpeed (5.0)
+scr.move(startphi, 30000) #timeout = 30.0s
+