class BPM_Scan_Data:
def __init__(self,main_loop_controller,cav_controller,bpm_wrapper):
self.main_loop_controller = main_loop_controller
self.cav_controller = cav_controller
self.bpm_wrapper = bpm_wrapper
self.cav_amp = 0.
self.derivative = 0.
self.zero_accel_phase = 0.
self.max_accel_phase = 0.
self.min_accel_phase = 0.
#------ for MEBT measurements for Iteration process only
self.cav_off_bpm_phase = 0.
self.cav_off_bpm_phase_err = 0.
self.cav_on_bpm_phase = 0.
self.cav_on_bpm_phase_err = 0.
self.cav_off_bpm_amp = 0.
self.cav_off_bpm_amp_err = 0.
self.cav_on_bpm_amp = 0.
self.cav_on_bpm_amp_err = 0.
#-----------------------------------------------------
self.harmonicsAnalyzer = HarmonicsAnalyzer(2)
self.phase_gd = BasicGraphData()
self.phase_gd.setLineThick(3)
self.phase_gd.setGraphPointSize(7)
self.phase_gd.setGraphColor(Color.BLUE)
self.phase_gd.setGraphProperty(GRAPH_LEGEND_KEY,self.bpm_wrapper.alias)
self.phase_gd.setDrawLinesOn(true)
self.phase_gd.setDrawPointsOn(true)
#------------------------------
self.amp_gd = BasicGraphData()
self.amp_gd.setLineThick(3)
self.amp_gd.setGraphPointSize(7)
self.amp_gd.setGraphColor(Color.BLUE)
self.amp_gd.setGraphProperty(GRAPH_LEGEND_KEY,self.bpm_wrapper.alias)
self.amp_gd.setDrawLinesOn(true)
self.amp_gd.setDrawPointsOn(true)
#------------------------------------
self.phase_fit_gd = BasicGraphData()
self.phase_fit_gd.setLineThick(3)
self.phase_fit_gd.setGraphPointSize(3)
self.phase_fit_gd.setGraphColor(Color.RED)
self.phase_fit_gd.setGraphProperty(GRAPH_LEGEND_KEY,"Fit "+self.bpm_wrapper.alias)
self.phase_fit_gd.setDrawLinesOn(true)
self.phase_fit_gd.setDrawPointsOn(false)
def clean(self):
self.phase_gd.removeAllPoints()
self.amp_gd.removeAllPoints()
self.phase_fit_gd.removeAllPoints()
self.derivative = 0.
self.zero_accel_phase = 0.
self.max_accel_phase = 0.
self.min_accel_phase = 0.
#------ for MEBT measurements for Iteration process only
self.cav_off_bpm_phase = 0.
self.cav_off_bpm_phase_err = 0.
self.cav_on_bpm_phase = 0.
self.cav_on_bpm_phase_err = 0.
self.cav_off_bpm_amp = 0.
self.cav_off_bpm_amp_err = 0.
self.cav_on_bpm_amp = 0.
self.cav_on_bpm_amp_err = 0.
def addPoint(self,cav_phase):
if(not self.bpm_wrapper.isOn): return
bpm_amp = self.bpm_wrapper.bpm.getAmpAvg()
bpm_phase = self.bpm_wrapper.bpm.getPhaseAvg()
self.addExternalPoint(cav_phase,bpm_amp,bpm_phase)
def getAmpAndPhase(self):
if(not self.bpm_wrapper.isOn): return (0.,0.)
bpm_amp = self.bpm_wrapper.bpm.getAmpAvg()
bpm_phase = self.bpm_wrapper.bpm.getPhaseAvg()
return (bpm_amp,bpm_phase)
def addExternalPoint(self,cav_phase,bpm_amp,bpm_phase):
if(self.phase_gd.getNumbOfPoints() != 0):
cav_phase_old = self.phase_gd.getX(self.phase_gd.getNumbOfPoints()-1)
bpm_phase_old = self.phase_gd.getY(self.phase_gd.getNumbOfPoints()-1)
cav_phase = makePhaseNear(cav_phase,cav_phase_old)
bpm_phase = makePhaseNear(bpm_phase,bpm_phase_old)
self.phase_gd.addPoint(cav_phase,bpm_phase)
self.amp_gd.addPoint(cav_phase,bpm_amp)
def shiftToPhase(self,gd,bpm_phase_init):
nP = gd.getNumbOfPoints()
if(nP == 0): return
x_arr = []
y_arr = []
err_arr = []
for ip in range(nP):
x_arr.append(gd.getX(ip))
y_arr.append(gd.getY(ip))
err_arr.append(gd.getErr(ip))
gd.removeAllPoints()
y_arr[0] = makePhaseNear(y_arr[0],bpm_phase_init)
for ip in range(1,nP):
y_arr[ip] = makePhaseNear(y_arr[ip],y_arr[ip-1])
gd.addPoint(x_arr,y_arr,err_arr)
def makeLinearFit(self):
self.phase_fit_gd.removeAllPoints()
self.derivative = 0.
if(self.phase_gd.getNumbOfPoints() > 1):
GraphDataOperations.polynomialFit(self.phase_gd,self.phase_fit_gd,1)
self.phase_fit_gd.setGraphColor(Color.RED)
nP = self.phase_fit_gd.getNumbOfPoints()
self.derivative = 0.
if(nP > 1):
X0 = self.phase_fit_gd.getX(0)
X1 = self.phase_fit_gd.getX(nP-1)
self.derivative = self.phase_fit_gd.getValueDerivativeY((X0+X1)/2.0)
return true
return false
def makeHarmonicFit(self):
self.phase_fit_gd.removeAllPoints()
if(self.phase_gd.getNumbOfPoints() < 8): return false
err = self.harmonicsAnalyzer.analyzeData(self.phase_gd)
harm_function = self.harmonicsAnalyzer.getHrmonicsFunction()
#-----remove bad points
gd = self.phase_gd
max_bad_points_count = 3
bad_points_count = 0
bad_index = 1
while(bad_index >= 0):
bad_index = -1
for i in range(gd.getNumbOfPoints()):
phase = gd.getX(i)
y_appr = harm_function.getValue(phase)
y = gd.getY(i)
if(math.fabs(y-y_appr) > 3.0*err):
bad_index = i
bad_points_count += 1
break
if(bad_index >= 0):
gd.removePoint(bad_index)
self.amp_gd.removePoint(bad_index)
# we should stop if we have too many bad points
if(bad_points_count > max_bad_points_count):
return false
if(bad_points_count > 0):
err = self.harmonicsAnalyzer.analyzeData(gd)
harm_function = self.harmonicsAnalyzer.getHrmonicsFunction()
#----find a new cavity phase
min_phase = makePhaseNear(self.harmonicsAnalyzer.getPositionOfMin(),0.)
max_phase = makePhaseNear(self.harmonicsAnalyzer.getPositionOfMax(),0.)
# guess phase is -90 deg if max acceleratiom phase is 0.
self.zero_accel_phase = makePhaseNear(min_phase - 90.,0.)
self.max_accel_phase = min_phase
self.min_accel_phase = max_phase
#print "debug min_phase=",min_phase
#print "debug max_phase=",max_phase
#print "debug zero_accel_phase =",self.zero_accel_phase
#----make theory graph plot
harm_function = self.harmonicsAnalyzer.getHrmonicsFunction()
x_arr = []
y_arr = []
for i in range(73):
phase = -180.0 + 5.0*i
y = harm_function.getValue(phase)
x_arr.append(phase)
y_arr.append(y)
self.phase_fit_gd.addPoint(x_arr,y_arr)
#--------------------
return true
def setCavAmplitudeParam(self,cav_amp):
self.cav_amp = cav_amp
self.phase_fit_gd.setGraphProperty(GRAPH_LEGEND_KEY,"Fit "+self.bpm_wrapper.alias+" CavAmp= %6.4f "%self.cav_amp)
self.phase_gd.setGraphProperty(GRAPH_LEGEND_KEY,self.bpm_wrapper.alias+" CavAmp= %6.4f "%self.cav_amp)
self.amp_gd.setGraphProperty(GRAPH_LEGEND_KEY,self.bpm_wrapper.alias+" CavAmp= %6.4f "%self.cav_amp)
def checkLastDataPoint(self,min_bpm_amp):
if(not self.bpm_wrapper.isOn): return false
res = true
nP = self.phase_gd.getNumbOfPoints()
if(nP > 1):
if(math.fabs(self.phase_gd.getY(nP-2) - self.phase_gd.getY(nP-1)) < 0.000000001):
return false
if(nP > 0):
if(self.amp_gd.getY(nP-1) < min_bpm_amp):
return false
return res
def removeLastPoint(self):
if(not self.bpm_wrapper.isOn): return
nP = self.phase_gd.getNumbOfPoints()
if(nP < 1): return
self.phase_gd.removePoint(nP-1)
self.amp_gd.removePoint(nP-1)
def getAvgPhaseAndErr(self):
nP = self.phase_gd.getNumbOfPoints()
if(nP < 1): return (0.,0.)
phase_arr = []
for ind in range(nP):
phase_arr.append(self.phase_gd.getY(ind))
(avg_phase,avg_phase_err) = calculateAvgErr(phase_arr)
return (avg_phase,avg_phase_err)
def writeDataToXML(self,root_da):
bpm_scan_data_da = root_da.createChild("bpm_scan_data")
bpm_scan_data_da.setValue("cav",self.cav_controller.cav_wrapper.alias)
bpm_scan_data_da.setValue("bpm",self.bpm_wrapper.alias)
bpm_scan_data_da.setValue("cav_amp",self.cav_amp)
bpm_scan_data_da.setValue("derivative","%7.5f"%self.derivative)
bpm_scan_data_da.setValue("zero_accel_phase","%7.3f"%self.zero_accel_phase)
bpm_scan_data_da.setValue("max_accel_phase", "%7.3f"%self.max_accel_phase)
if(self.cav_controller.cav_wrapper.alias.find("MEBT") >= 0):
mebt_cav_off_on_da = bpm_scan_data_da.createChild("cav_off_on_data")
mebt_cav_off_on_da.setValue("cav_off_bpm_phase",self.cav_off_bpm_phase)
mebt_cav_off_on_da.setValue("cav_off_bpm_phase_err",self.cav_off_bpm_phase_err)
mebt_cav_off_on_da.setValue("cav_on_bpm_phase",self.cav_on_bpm_phase)
mebt_cav_off_on_da.setValue("cav_on_bpm_phase_err",self.cav_on_bpm_phase_err)
mebt_cav_off_on_da.setValue("cav_off_bpm_amp",self.cav_off_bpm_amp)
mebt_cav_off_on_da.setValue("cav_off_bpm_amp_err",self.cav_off_bpm_amp_err)
mebt_cav_off_on_da.setValue("cav_on_bpm_amp",self.cav_on_bpm_amp)
mebt_cav_off_on_da.setValue("cav_on_bpm_amp_err",self.cav_on_bpm_amp_err)
dumpGraphDataToDA(self.phase_gd,bpm_scan_data_da,"phase_scan_gd")
dumpGraphDataToDA(self.amp_gd,bpm_scan_data_da,"amp_scan_gd")
dumpGraphDataToDA(self.phase_fit_gd,bpm_scan_data_da,"phase_scan_fit_gd")
def readDataFromXML(self,bpm_scan_data_da):
self.cav_amp = bpm_scan_data_da.doubleValue("cav_amp")
self.derivative = bpm_scan_data_da.doubleValue("derivative")
self.zero_accel_phase = bpm_scan_data_da.doubleValue("zero_accel_phase")
self.max_accel_phase = bpm_scan_data_da.doubleValue("max_accel_phase")
mebt_cav_off_on_da = bpm_scan_data_da.childAdaptor("cav_off_on_data")
if(mebt_cav_off_on_da != null):
self.cav_off_bpm_phase = mebt_cav_off_on_da.doubleValue("cav_off_bpm_phase")
self.cav_off_bpm_phase_err = mebt_cav_off_on_da.doubleValue("cav_off_bpm_phase_err")
self.cav_on_bpm_phase = mebt_cav_off_on_da.doubleValue("cav_on_bpm_phase")
self.cav_on_bpm_phase_err = mebt_cav_off_on_da.doubleValue("cav_on_bpm_phase_err")
self.cav_off_bpm_amp = mebt_cav_off_on_da.doubleValue("cav_off_bpm_amp")
self.cav_off_bpm_amp_err = mebt_cav_off_on_da.doubleValue("cav_off_bpm_amp_err")
self.cav_on_bpm_amp = mebt_cav_off_on_da.doubleValue("cav_on_bpm_amp")
self.cav_on_bpm_amp_err = mebt_cav_off_on_da.doubleValue("cav_on_bpm_amp_err")
readGraphDataFromDA(self.phase_gd,bpm_scan_data_da,"phase_scan_gd")
readGraphDataFromDA(self.amp_gd,bpm_scan_data_da,"amp_scan_gd")
readGraphDataFromDA(self.phase_fit_gd,bpm_scan_data_da,"phase_scan_fit_gd")
def calculateEneregyVsPhase(cav_wrapper,scl_long_tuneup_controller,bpm_wrappers_good_arr): # This function will calculate output energy vs. cav. phase by using known BPM offsets # It will return false if the cavity cannot be analysed eKin_in = cav_wrapper.eKin_in # make cav_wrapper.energy_guess_harm_funcion harmonic function res = makeEnergyGuessHarmFunc(eKin_in,cav_wrapper,scl_long_tuneup_controller) if(not res): return false mass = scl_long_tuneup_controller.mass/1.0e+6 c_light = scl_long_tuneup_controller.c_light bpm_freq = scl_long_tuneup_controller.bpm_freq coeff_init = 360.0*bpm_freq/c_light phaseDiffPlot = cav_wrapper.phaseDiffPlot cav_wrapper.eKinOutPlot.removeAllPoints() cav_wrapper.eKinOutPlotTh.removeAllPoints() for ip in range(phaseDiffPlot.getNumbOfPoints()): cav_phase = phaseDiffPlot.getX(ip) ekin_guess = cav_wrapper.energy_guess_harm_funcion.getValue(cav_phase) beta_guess = math.sqrt(ekin_guess*(ekin_guess+2*mass))/(ekin_guess+mass) coeff = coeff_init/beta_guess # let's make bpm_phase(z) points for good BPMs gd = BasicGraphData() base_bpm_wrapper = bpm_wrappers_good_arr[0] (graphDataAmp,graphDataPhase) = cav_wrapper.bpm_amp_phase_dict[base_bpm_wrapper] base_bpm_offset = base_bpm_wrapper.final_phase_offset.phaseOffset_avg base_bpm_phase = makePhaseNear180(graphDataPhase.getY(ip) - base_bpm_offset,0.) gd.addPoint(base_bpm_wrapper.pos,base_bpm_phase) #print "debug ==== ip=",ip," cav_phase=",cav_phase," eKin_guess=",ekin_guess for bpm_ind in range(1,len(bpm_wrappers_good_arr)): bpm_wrapper = bpm_wrappers_good_arr[bpm_ind] (graphDataAmp,graphDataPhase) = cav_wrapper.bpm_amp_phase_dict[bpm_wrapper] bpm_phase = graphDataPhase.getY(ip) - bpm_wrapper.final_phase_offset.phaseOffset_avg delta_pos = bpm_wrapper.pos - gd.getX(bpm_ind-1) bpm_phase_guess = gd.getY(bpm_ind-1) + coeff*delta_pos bpm_phase = makePhaseNear180(bpm_phase,bpm_phase_guess) gd.addPoint(bpm_wrapper.pos,bpm_phase) #print "debug bpm=",bpm_wrapper.alias," pos=",bpm_pos," phase=",bpm_phase res_arr = GraphDataOperations.polynomialFit(gd,-1.e+36,+1.e+36,1) if(res_arr == null): return false slope = res_arr[0][1] init_phase = res_arr[0][0] bad_point_ind = 1 bad_points_count = 0 while(bad_point_ind >= 0): bad_point_ind = -1 avg_err2 = 0. for index in range(gd.getNumbOfPoints()): avg_err2 += (gd.getY(index) - (init_phase + slope*gd.getX(index)))**2 if(gd.getNumbOfPoints() > 1): avg_err2 /= gd.getNumbOfPoints() avg_err = math.sqrt(avg_err2) for index in range(gd.getNumbOfPoints()): diff = gd.getY(index) - (init_phase + slope*gd.getX(index)) if(math.fabs(diff) > 3.0*avg_err): bad_point_ind = index break if(bad_point_ind >= 0): bad_points_count += 1 gd.removePoint(bad_point_ind) res_arr = GraphDataOperations.polynomialFit(gd,-1.e+36,+1.e+36,1) if(res_arr == null): return false slope = res_arr[0][1] init_phase = res_arr[0][0] if(bad_points_count > 4): return false slope_err = res_arr[1][1] init_phase_err = res_arr[1][0] beta = coeff_init/slope gamma = 1./math.sqrt(1.0-beta*beta) eKin = mass*(gamma-1.0) delta_eKin = mass*gamma**3*beta**3*slope_err/coeff_init cav_wrapper.eKinOutPlot.addPoint(cav_phase,eKin,delta_eKin) """ print "debug ==================== cav_phase=",cav_phase," eKin_out=",eKin," dE=",delta_eKin," ekin_guess=",ekin_guess for ip0 in range(gd.getNumbOfPoints()): print "debug bpm_ind=",ip0," pos=",gd.getX(ip0)," Y=",gd.getY(ip0)," delta=",(gd.getY(ip0)-(res_arr[0][1]*gd.getX(ip0)+init_phase)) """ return true
class FaradayCup_Scan_Data:
def __init__(self, dtl_acceptance_scans_controller,
dtl_acc_scan_cavity_controller):
self.dtl_acceptance_scans_controller = dtl_acceptance_scans_controller
self.main_loop_controller = self.dtl_acceptance_scans_controller.main_loop_controller
self.dtl_acc_scan_cavity_controller = dtl_acc_scan_cavity_controller
self.cav_wrapper = self.dtl_acc_scan_cavity_controller.cav_wrapper
self.cav_amp = 0.
self.cav_init_phase = 0.
self.cav_phase_shift = 0.
#-----------------------------------------------------
self.fc_scan_gd = BasicGraphData()
self.fc_scan_gd.setLineThick(3)
self.fc_scan_gd.setGraphPointSize(7)
self.fc_scan_gd.setGraphColor(Color.BLUE)
self.fc_scan_gd.setGraphProperty(GRAPH_LEGEND_KEY,
self.cav_wrapper.alias)
self.fc_scan_gd.setDrawLinesOn(true)
self.fc_scan_gd.setDrawPointsOn(true)
def clean(self):
self.fc_scan_gd.removeAllPoints()
#------ for MEBT measurements for Iteration process only
self.cav_amp = 0.
self.cav_init_phase = 0.
self.cav_phase_shift = 0.
def addPoint(self):
cav_phase = self.dtl_acc_scan_cavity_controller.getCavPhase()
fc_charge = self.dtl_acc_scan_cavity_controller.getFC_Charge()
self.addExternalPoint(cav_phase, fc_charge)
def addExternalPoint(self, cav_phase, fc_charge):
if (self.fc_scan_gd.getNumbOfPoints() != 0):
cav_phase_old = self.fc_scan_gd.getX(
self.fc_scan_gd.getNumbOfPoints() - 1)
cav_phase = makePhaseNear(cav_phase, cav_phase_old)
self.fc_scan_gd.addPoint(cav_phase, fc_charge)
def shiftCavPhase(self, gd, phase_shift):
self.cav_phase_shift += phase_shift
self.cav_init_phase += phase_shift
self.cav_phase_shift = makePhaseNear(self.cav_phase_shift, 0.)
self.cav_init_phase = makePhaseNear(self.cav_init_phase, 0.)
nP = gd.getNumbOfPoints()
if (nP == 0): return
x_arr = []
y_arr = []
err_arr = []
for ip in range(nP):
x_arr.append(gd.getX(ip) + phase_shift)
y_arr.append(gd.getY(ip))
err_arr.append(gd.getErr(ip))
gd.removeAllPoints()
for ip in range(nP):
x_arr[ip] = makePhaseNear(x_arr[ip], 0.)
gd.addPoint(x_arr, y_arr, err_arr)
def setCavAmplitudeParam(self, cav_amp):
self.cav_amp = cav_amp
self.fc_scan_gd.setGraphProperty(
GRAPH_LEGEND_KEY,
self.cav_wrapper.alias + " CavAmp= %6.4f " % self.cav_amp)
def checkLastDataPoint(self, min_charge):
res = true
nP = self.fc_scan_gd.getNumbOfPoints()
if (nP > 1):
if (math.fabs(self.amp_gd.getY(nP - 1)) > min_charge):
if (math.fabs(
self.fc_scan_gd.getY(nP - 2) -
self.fc_scan_gd.getY(nP - 1)) < 0.000000001):
return false
return res
def removeLastPoint(self):
nP = self.fc_scan_gd.getNumbOfPoints()
if (nP < 1): return
self.fc_scan_gd.removePoint(nP - 1)
def writeDataToXML(self, root_da):
fc_scan_data_da = root_da.createChild("fc_scan_data")
fc_scan_data_da.setValue("cav_amp", self.cav_amp)
fc_scan_data_da.setValue("cav_phase", self.cav_init_phase)
fc_scan_data_da.setValue("phase_shift", self.cav_phase_shift)
dumpGraphDataToDA(self.fc_scan_gd, fc_scan_data_da,
"fc_acceptance_scan_gd")
def readDataFromXML(self, fc_scan_data_da):
self.cav_amp = fc_scan_data_da.doubleValue("cav_amp")
self.cav_init_phase = fc_scan_data_da.doubleValue("cav_phase")
self.cav_phase_shift = fc_scan_data_da.doubleValue("phase_shift")
readGraphDataFromDA(self.fc_scan_gd, fc_scan_data_da,
"fc_acceptance_scan_gd")
