Script execution

script/MultiRegionScan.py

@@ -3,9 +3,6 @@ Arguments:
 
 """
 
-#MOTORS = [Eph]
-#POSITIONS = [295.0, 296.0]
-
 MOTORS = [Eph]
 POSITIONS = [400.0, 401.0]
 LATENCY = 0.0
@@ -19,6 +16,14 @@ CLOSE_SHUTTER_AT_END = True
 Scienta.setAcquisitionMode(ch.psi.pshell.epics.Scienta.AcquisitionMode.Swept)
 
 class SpectrumReader(ReadonlyRegisterBase, ReadonlyRegisterArray):
+    def initialize(self):
+        super(SpectrumReader, self).initialize()
+        
+        self.channel_begin_dataset_name = "scan{0}/ScientaChannelBegin{1}".format(self.scan_index + 1, self.region_index + 1)
+        self.channel_end_dataset_name = "scan{0}/ScientaChannelEnd{1}".format(self.scan_index + 1, self.region_index + 1)
+        create_dataset(self.channel_begin_dataset_name, 'd')
+        create_dataset(self.channel_end_dataset_name, 'd')
+        
     def setup(self):
         ephot = Eph.read()
         try:
@@ -29,17 +34,22 @@ class SpectrumReader(ReadonlyRegisterBase, ReadonlyRegisterArray):
         except AttributeError:
             self.ephot_start = ephot
             edelta = 0.0
-            
-        Scienta.lowEnergy.write(self.region['elo'] + edelta)
-        Scienta.highEnergy.write(self.region['ehi'] + edelta)
+        elo = self.region['elo'] + edelta
+        ehi = self.region['ehi'] + edelta
+
+        Scienta.lowEnergy.write(elo)
+        Scienta.highEnergy.write(ehi)
         Scienta.stepSize.write(self.region['estep'])
         Scienta.setPassEnergy(self.region['epass'])
         Scienta.stepTime.write(self.region['tstep'])
         Scienta.setIterations(self.region['iter'])
 
+        append_dataset(self.channel_begin_dataset_name, elo)
+        append_dataset(self.channel_end_dataset_name, ehi)
+
     def read(self):
         self.setup()
-        print "Photon energy {ephot} eV. Acquiring spectrum {elo}-{ehi} eV".format(ephot=Eph.read(), elo=Scienta.lowEnergy.value, ehi=Scienta.highEnergy.value)
+        print "Photon energy {ephot} eV. Acquiring spectrum {elo}-{ehi} eV.".format(ephot=Eph.read(), elo=Scienta.lowEnergy.value, ehi=Scienta.highEnergy.value)
         trig_scienta()
         time.sleep(0.5)
         sp = Scienta.getSpectrum().read()
@@ -62,22 +72,25 @@ class ImageReader(ReadonlyRegisterBase, ReadonlyRegisterMatrix):
         ny = Scienta.slices.read()
         return ny
 
+scan_index = -1
 
 def do_scan(motors, positions, regions, latency):
     sensors = [SampleCurrent, RefCurrent]
-
+    scan_index += 1
+    
     for (index, region) in enumerate(regions):
         reader = SpectrumReader()
-        reader.initialize()
-        reader.index = index
+        reader.scan_index = scan_index
+        reader.region_index = index
         reader.region = region
+        reader.initialize()
         set_device_alias(reader, "ScientaSpectrum{0}".format(index + 1))
         sensors.append(reader)
 
         image = ImageReader()
-        image.initialize()
-        image.index = index
+        image.region_index = index
         image.region = region
+        image.initialize()
         set_device_alias(image, "ScientaImage{0}".format(index + 1))
         sensors.append(image)