155 lines
6.2 KiB
Python
155 lines
6.2 KiB
Python
import os
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import re
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from onlinemodel.madx import CMadX
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import io
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import contextlib
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from io import StringIO
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import sys
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class MatchMaker:
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def __init__(self,signal = None):
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self.matchlist={'Reference-SwissFEL':'Scripts/Reference-SwissFEL','SwissFEL+':'Scripts/SFPlus'}
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self.referencePoints={}
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self.variables={}
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self.scriptdir = None
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self.signal=signal
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def initScripts(self,target):
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self.scriptdir = self.matchlist[target]
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if os.path.exists(self.scriptdir+'/initTwiss.madx'):
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self.parseReferencePoints()
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self.scriptInjector = os.path.exists(self.scriptdir+'/matchInjector.madx')
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self.scriptAramis = os.path.exists(self.scriptdir+'/matchAramis.madx')
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self.scriptAthos = os.path.exists(self.scriptdir + '/matchAthos.madx')
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self.scriptPorthos = os.path.exists(self.scriptdir + '/matchPorthos.madx')
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self.settings = os.path.exists(self.scriptdir + '/ReferenceSettings')
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def parseReferencePoints(self):
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file = self.scriptdir+'/initTwiss.madx'
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self.referencePoints.clear()
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self.variables.clear()
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with open(file,'r') as f:
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lines = f.readlines()
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for line in lines:
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if 'location:' in line:
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tags = line.split('location:')
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location = tags[1].strip()
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if 'label:' in tags[0]:
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label = tags[0].split('label:')[1].strip()
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else:
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label=None
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fields_all = tags[0].split(',')
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fields = [fld.split(';')[0].strip() for fld in fields_all if "=" in fld]
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self.referencePoints[location] = {'Twiss':{twiss.split('=')[0].strip().lower():float(twiss.split('=')[1].strip()) for twiss in fields},'Label':label}
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if 'Description:' in line:
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tags = line.split('Description:')
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description = tags[1].strip()
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flds=tags[0].split('=')
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name = flds[0].split(':')[0].strip()
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val = float(flds[1].split(';')[0].strip())
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self.variables[name] = {'Value':val,'Description':description}
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print('Found Variable',name,'with value',val)
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print('##### Reference Twiss values parsed')
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def match(self, om, variables = None, Injector=True, Athos = True, Aramis = False, Porthos = False):
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if Athos:
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target = 'SATBD01'
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else:
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target = 'SARUN20'
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f = io.StringIO()
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madx = CMadX(f)
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madx.E0 = 2000
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om.setBranch(target, 'SINLH01')
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madx.updateLattice(om, target) # write lattice
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madx.commonHeader('SwissFEL', '#s/#e', None) # sets header
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madx.madx.call(self.scriptdir + '/initTwiss.madx')
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if not variables is None:
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madx.definePresets(variables)
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if Injector:
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if self.signal:
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self.signal.emit('Matching Injector ...')
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madx.madx.call(self.scriptdir+'/matchInjector.madx', chdir=True)
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self.updateOnlineModel(om,madx.madx, 's[i1].*k1|s20sy01.*k1')
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self.parseMatchOutput(f.getvalue().split('\n'),'Injector')
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if Athos:
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f.flush()
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if self.signal:
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self.signal.emit('Matching Athos ...')
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madx.madx.call(self.scriptdir+'/matchAthos.madx', chdir=True)
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self.updateOnlineModel(om, madx.madx, 'sat.*k1|s20sy02.*m[kq]')
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self.parseMatchOutput(f.getvalue().split('\n'), 'Athos')
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if Aramis:
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f.flush()
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if self.signal:
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self.signal.emit('Matching Aramis ...')
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if target=='SATBD01':
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target = 'SARUN20'
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om.setBranch(target, 'SINLH01')
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madx.updateLattice(om, target) # write lattice
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madx.commonHeader('SwissFEL', '#s/#e', None) # sets header
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madx.madx.call(self.scriptdir + '/initTwiss.madx')
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madx.madx.call(self.scriptdir + '/matchAramis.madx', chdir=True)
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self.updateOnlineModel(om, madx.madx, 's[3a][0r].*k1|s20sy03.*k1')
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self.parseMatchOutput(f.getvalue().split('\n'), 'Aramis')
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if self.signal:
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self.signal.emit('Matching done')
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return madx.madx.table.twiss
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def parseMatchOutput(self, result,prefix,full=False):
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isMatch = False
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penalty = 1
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report=[]
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for line in result:
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if full:
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print(line)
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continue
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if 'MATCH SUMMARY' in line:
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isMatch = True
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continue
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if 'VARIABLE "TAR"' in line:
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isMatch = False
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print("--------------------------------------")
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print('MATCHING RESULTS: %s (error: %e)' % (prefix,penalty))
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if penalty > 1e-5:
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for rep in report:
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print(rep)
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penalty = 1
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report.clear()
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continue
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if isMatch and len(line) > 4:
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if 'Final Penal' in line:
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penalty = float(line.split('=')[1].strip())
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else:
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report.append(line)
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def updateOnlineModel(self,om,madx,filter):
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reg = re.compile(filter)
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for var in list(madx.globals):
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if reg.match(var):
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if '.k1' in var:
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element = var.split('.k1')[0]
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ele = om.getElement(element)
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if not ele is None:
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ele.k1 = madx.globals.get(var,0)
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print('... Updating', ele.Name, 'to k1=',ele.k1)
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else:
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print('### Unidentified element', element)
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elif '.cory' in var:
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element = var.split('.cory')[0]
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ele = om.getElement(element)
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if not ele is None:
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ele.design_kick = madx.globals.get(var, 0)
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print('... Updating', ele.Name, 'to design_kick=', ele.design_kick)
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else:
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print('### Unidentified element', element)
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