Newer
Older
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
from __future__ import (absolute_import, division, print_function)
from mantid.simpleapi import *
from mantid.kernel import *
from mantid.api import *
class LiveValue():
def __init__(self, value, unit):
self.value = value
self.unit = unit
class ReflectometryReductionOneLiveData(DataProcessorAlgorithm):
def category(self):
return 'Reflectometry'
def summary(self):
return 'Run the reflectometry reduction algorithm on live data'
def seeAlso(self):
return [ "ReflectometryReductionOneAuto", "StartLiveData" ]
def PyInit(self):
self.copyProperties('ReflectometryReductionOneAuto',[
'InputWorkspace', 'SummationType', 'ReductionType','AnalysisMode',
'ProcessingInstructions','ThetaIn', 'ThetaLogName','CorrectDetectors',
'DetectorCorrectionType','WavelengthMin','WavelengthMax','I0MonitorIndex',
'MonitorBackgroundWavelengthMin','MonitorBackgroundWavelengthMax',
'MonitorIntegrationWavelengthMin','MonitorIntegrationWavelengthMax',
'NormalizeByIntegratedMonitors','FirstTransmissionRun',
'SecondTransmissionRun','Params','StartOverlap','EndOverlap',
'StrictSpectrumChecking','CorrectionAlgorithm','Polynomial','C0','C1',
'MomentumTransferMin','MomentumTransferStep','MomentumTransferMax',
'PolarizationAnalysis','Pp','Ap','Rho','Alpha','OutputWorkspace','Debug',
'IncludePartialBins'])
def validateInputs(self):
issues = {}
return issues
def copyPropertyValuesTo(self, alg):
props = self.getProperties()
for prop in props:
value = self.getPropertyValue(prop.name)
alg.setPropertyValue(prop.name, value)
def isGroup(self, ws):
try:
in_ws.getNumberOfEntries()
return True
except:
return False
def setupSlitsForSingleWorkspace(self, ws, s1, s2):
SetInstrumentParameter(Workspace=ws,
ParameterName='vertical gap',
ParameterType='Number',
ComponentName='slit1',
Value=str(s1))
SetInstrumentParameter(Workspace=ws,
ParameterName='vertical gap',
ParameterType='Number',
ComponentName='slit2',
Value=str(s2))
def setupSlits(self, ws, liveValues):
s1 = liveValues['s1vg'].value
s2 = liveValues['s2vg'].value
# SetIntrumentParameter doesn't work for a group
if self.isGroup(ws):
print("Setting up slits for all workspaces in group")
for ws in in_ws:
self.setupSlitsForSingleWorkspace(ws, s1, s2)
else:
print("Setting up slits")
self.setupSlitsForSingleWorkspace(ws, s1, s2)
def validateLiveValues(self, liveValues):
for key in liveValues:
if liveValues[key].value is None:
raise RuntimeError('Required value ' + key + ' was not found for instrument')
if float(liveValues['Theta'].value) <= 1e-06:
raise RuntimeError('Theta must be greater than zero')
def getLiveValueFromInstrument(self, logName, instrument):
from epics import caget
return caget('IN:' + instrument + ':CS:SB:' + logName, as_string=True)
def getLiveValuesFromInstrument(self, instrument):
# set up required values
liveValues = {'Theta' : LiveValue(None, 'deg'),
's1vg' : LiveValue(None, 'm'),
's2vg' : LiveValue(None, 'm')}
# get values from instrument
for key in liveValues:
if liveValues[key].value is None:
liveValues[key].value = self.getLiveValueFromInstrument(key, instrument)
# check we have all we need
self.validateLiveValues(liveValues)
return liveValues
def setupInstrument(self):
instrument = config.getInstrument().shortName()
LoadInstrument(Workspace=self.out_ws_name,RewriteSpectraMap=True,InstrumentName=instrument)
return instrument
def setupSampleLogs(self, liveValues):
logNames = [key for key in liveValues]
logValues = [liveValues[key].value for key in liveValues]
logUnits = [liveValues[key].unit for key in liveValues]
AddSampleLogMultiple(Workspace=self.out_ws_name,LogNames=logNames,LogValues=logValues,
LogUnits=logUnits)
def setupWorkspaceForReduction(self):
in_ws_name = self.getProperty("InputWorkspace").value.getName()
self.out_ws_name = self.getPropertyValue("OutputWorkspace")
CloneWorkspace(InputWorkspace=in_ws_name,OutputWorkspace=self.out_ws_name)
# The workspace must have an instrument.
instrument = self.setupInstrument()
# Set up the sample logs based on live values from the instrument.
liveValues = self.getLiveValuesFromInstrument(instrument)
self.setupSampleLogs(liveValues)
# Set up instrument parameters for the slits
self.setupSlits(self.out_ws_name, liveValues)
def setupReductionAlgorithm(self):
alg = AlgorithmManager.create("ReflectometryReductionOneAuto")
alg.initialize()
alg.setChild(False)
self.copyPropertyValuesTo(alg)
alg.setProperty("InputWorkspace", self.out_ws_name)
alg.setProperty("ThetaLogName", "Theta")
alg.setProperty("OutputWorkspaceBinned", self.out_ws_name)
return alg
def runReductionAlgorithm(self, alg):
alg.execute()
out_ws = alg.getProperty("OutputWorkspaceBinned").value
self.setProperty("OutputWorkspace", out_ws)
def PyExec(self):
self.setupWorkspaceForReduction()
alg = self.setupReductionAlgorithm()
self.runReductionAlgorithm(alg)
AlgorithmFactory.subscribe(ReflectometryReductionOneLiveData)