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adaptive_feedback.py
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"""
Sergey Tomin, XFEL/DESY, 2017
"""
import sys
import numpy as np
import json
from PyQt5 import QtGui, QtCore
from PyQt5.QtWidgets import QWidget, QMessageBox, QApplication
from PyQt5 import QtWidgets
from scipy import io
import pyqtgraph as pg
from gui.UIadaptive_feedback import Ui_Form
from collections import deque
import time
import os
from threading import Thread, Event
from ocelot.cpbd.magnetic_lattice import *
import logging
import numbers
from mint.devices import *
# filename="logs/afb.log",
#logging.basicConfig(level=logging.INFO)
logger = logging.getLogger(__name__)
class Statistics(Thread):
def __init__(self):
super(Statistics, self).__init__()
self._stop_event = Event()
self.do = None
self.delay = 0.1
def run(self):
while 1:
self.do()
logger.info("do")
time.sleep(self.delay)
def stop(self):
self._stop_event.set()
class ActiveSearch(Thread):
"""
Active search
"""
def __init__(self, orbit, search_period, search_delay, noise_amp_mrad):
super(ActiveSearch, self).__init__()
self.orbit = orbit
self.period = search_period
self.delay = search_delay
self.amp_mrad = noise_amp_mrad
self._stop_event = Event()
self.stop_event = False
def run(self):
while not self.stop_event:
for cor in self.orbit.corrs:
if cor.ui.alarm:
self.stop_event = True
logger.info("apply_kicks: kick exceeds limits. Try 'Uncheck Red' and recalculate correction")
#self.error_box("kick exceeds limits. Try 'Uncheck Red' and recalculate correction")
return 0
for cor in self.orbit.corrs:
i_kick_mrad = cor.mi.get_value()
for t in np.arange(0, 2*self.period, self.delay):
if self.stop_event is True:
return 0
kick_mrad = i_kick_mrad + self.amp_mrad * np.sin(2*np.pi/self.period * t)
logger.debug(cor.id + " set: %s --> %s" % (cor.ui.get_init_value(), kick_mrad))
try:
cor.mi.set_value(kick_mrad)
print(f"active search: {cor.id} <-- {kick_mrad}")
except Exception as e:
logger.error(cor.id + " apply_kicks Error: " + str(e))
time.sleep(self.delay)
def stop(self):
self._stop_event.set()
class UIAFeedBack(QWidget, Ui_Form):
def __init__(self, parent=None, orbit=None):
QWidget.__init__(self, parent)
self.setupUi(self)
self.loadStyleSheet(filename=orbit.parent.ui.style_file)
self.orbit_class = orbit
self.parent = self.orbit_class.parent
self.mi = self.parent.mi
self.orbit_ui = orbit.ui
self.ref_aver_x = []
self.ref_aver_y = []
self.nring = 30
self.configs_dir = "./configs/"
self.golden_orbit = {}
self.mi_standard_fb = None
self.pb_start_feedback.clicked.connect(self.start_stop_feedback)
self.pb_start_statistics.clicked.connect(self.start_stop_statistics)
self.pb_active_search.clicked.connect(self.start_stop_active_search)
self.update_plot_counter = 0
self.orbits_x = []
self.orbits_y = []
self.orbit_s = []
self.target_values = []
self.target_filtered = []
self.nreadings = 100
self.feedback_timer = pg.QtCore.QTimer()
self.feedback_timer.timeout.connect(self.auto_correction)
self.voodo_counter = 0
self.statistics_timer = pg.QtCore.QTimer()
self.statistics_timer.timeout.connect(self.loop)
self.add_orbit_plot()
self.add_objective_func_plot()
self.add_orbit_hist_plot()
self.add_sase_hist_plot()
self.widget_cor_tab.create_table(h_headers=["corrector", "value"])
self.widget_cor_tab.init_table([{"corrector": "SAX", "value": 2}, {"corrector": "SAY", "value": 10}], editable=False)
self.objective_func = None
self.le_a.textChanged.connect(self.check_address)
self.le_b.textChanged.connect(self.check_address)
self.le_c.textChanged.connect(self.check_address)
self.bpms_name = []
self.counter = 0
self.clear_hist()
self.dev_mode = self.parent.dev_mode
logger.info("dev_mode = " + str(self.dev_mode))
self.first_go_x = []
self.first_go_y = []
self.cur_go_x = []
self.cur_go_y = []
self.cb_load_settings.addItem("SASE1 launch")
self.cb_load_settings.addItem("SASE3 launch")
self.cb_load_settings.addItem("SASE1 aircoils")
self.cb_load_settings.addItem("SASE2 launch")
self.cb_load_settings.addItem("test")
self.cb_load_settings.setCurrentIndex(-1)
self.cb_load_settings.currentIndexChanged.connect(self.load_presettings)
self.pb_save_settings.clicked.connect(self.save_presettings)
self.slider.valueChanged.connect(self.browser_slider_changed)
self.tabWidget.currentChanged.connect(self.tab_changed)
self.pb_restore.clicked.connect(self.restore_correctors)
def clear_hist(self):
self.cor_hist = []
self.sase_hist = []
self.x_hist = []
self.y_hist = []
def restore_correctors(self):
if self.pb_start_feedback.text() == "Stop Feedback":
self.parent.error_box("Adaptive FB is still running")
return
index = self.slider.value()
cor_dict_list = self.cor_hist[index]
cor_names = [cd["corrector"] for cd in cor_dict_list]
kicks = [cd["value"] for cd in cor_dict_list]
cor_dict = dict(zip(cor_names, kicks))
print(cor_dict)
for cor in self.orbit.corrs:
if cor.id in cor_dict.keys():
kick_mrad = cor_dict[cor.id]
try:
cor.mi.set_value(kick_mrad)
logger.info(cor.id + " set: %s --> %s" % (cor.ui.get_value(), kick_mrad))
except Exception as e:
logger.error(cor.id + " apply_kicks Error: " + str(e))
def tab_changed(self):
if self.tabWidget.currentIndex() == 1:
if len(self.sase_hist) == 0:
self.slider.setEnabled(False)
return
nsteps = len(self.cor_hist)
self.sase_hist = self.sase_hist[:nsteps]
self.y_hist = self.y_hist[:nsteps]
self.x_hist = self.x_hist[:nsteps]
if not(len(self.sase_hist) == len(self.y_hist) and len(self.cor_hist) == len(self.y_hist)):
print("Wrong history data", len(self.sase_hist), len(self.y_hist), len(self.cor_hist), len(self.x_hist))
return
self.slider.setEnabled(True)
self.slider.setMaximum(nsteps - 1)
self.plot_sase_hist.setData(x=np.arange(len(self.sase_hist)), y=self.sase_hist)
self.orb_x_ref_hist.setData(self.x_hist[0])
self.orb_y_ref_hist.setData(self.y_hist[0])
self.orb_x_hist.setData(self.x_hist[0])
self.orb_y_hist.setData(self.y_hist[0])
self.widget_cor_tab.init_table(self.cor_hist[0], editable=False)
def browser_slider_changed(self, index):
self.browser_data_changed(index)
def browser_data_changed(self, index, region=False):
self.widget_cor_tab.init_table(self.cor_hist[index], editable=False)
self.orb_x_hist.setData(self.x_hist[index])
self.orb_y_hist.setData(self.y_hist[index])
self.sase_region.setBounds([index, index])
def hide_show_orbit_widget(self):
if self.show_traj.text() == "Hide Cor/BPM panel":
self.show_traj.setText("Show Cor/BPM panel")
self.show_traj.setStyleSheet("color: rgb(255, 0, 255);")
self.widget.hide()
else:
self.widget.show()
self.show_traj.setText("Hide Cor/BPM panel")
self.show_traj.setStyleSheet("color: rgb(85, 255, 255);")
def save_state(self, filename):
table = {}
bpms = [bpm.id for bpm in self.orbit_class.get_dev_from_cb_state(self.orbit_class.bpms)]
corrs = [cor.id for cor in self.orbit_class.get_dev_from_cb_state(self.orbit_class.corrs)]
table["active_corrs"] = corrs
table["active_bpms"] = bpms
table["feedback_reprate"] = self.sb_feedback_rep.value()
table["close_orbit"] = self.orbit_class.ui.cb_close_orbit.checkState()
table["current_lattice"] = self.orbit_class.ui.cb_lattice.currentText()
table["array_len"] = self.sb_array_len.value()
table["go_recalc_delay"] = self.sb_go_recalc_delay.value()
table["ref_orbit_nread"] = self.sb_ref_orbit_nread.value()
table["averaging"] = self.sb_averaging.value()
table["apply_fraction"] = self.sb_afeed_fraction.value()
table["le_a"] = self.le_a.text()
table["le_b"] = self.le_b.text()
table["le_c"] = self.le_c.text()
table["le_of"] = self.le_of.text()
# active search
table["sr_delay"] = self.sb_sr_delay.value()
table["sr_noise_amp"] = self.sb_sr_noise_amp.value()
table["sr_period"] = self.sb_sr_period.value()
with open(filename, 'w') as f:
json.dump(table, f)
# pickle.dump(table, filename)
logger.info("Save State")
def load_state(self, filename):
# pvs = self.ui.widget.pvs
with open(filename, 'r') as f:
table = json.load(f)
corrs = table["active_corrs"]
bpms = table["active_bpms"]
self.orbit_class.ui.cb_close_orbit.setCheckState(table["close_orbit"])
all_items = [str(self.parent.ui.cb_lattice.itemText(i)) for i in range(self.parent.ui.cb_lattice.count())]
inx = all_items.index(table["current_lattice"])
self.parent.ui.cb_lattice.setCurrentIndex(inx)
self.sb_feedback_rep.setValue(table["feedback_reprate"])
self.sb_array_len.setValue(table["array_len"])
self.sb_go_recalc_delay.setValue(table["go_recalc_delay"] )
self.sb_ref_orbit_nread.setValue(table["ref_orbit_nread"])
self.sb_averaging.setValue(table["averaging"])
# active search
if "sr_delay" in table: self.sb_sr_delay.setValue(table["sr_delay"])
if "sr_noise_amp" in table: self.sb_sr_noise_amp.setValue(table["sr_noise_amp"])
if "sr_period" in table: self.sb_sr_period.setValue(table["sr_period"])
if "le_a" in table.keys(): self.le_a.setText(table["le_a"])
if "le_b" in table.keys(): self.le_b.setText(table["le_b"])
if "le_c" in table.keys(): self.le_c.setText(table["le_c"])
if "le_of" in table.keys(): self.le_of.setText(table["le_of"])
if "apply_fraction" in table.keys(): self.sb_afeed_fraction.setValue(table["apply_fraction"])
logger.info("Load State")
return corrs, bpms
def save_presettings(self):
update = self.question_box("Rewrite config?")
if update:
if not os.path.exists(self.configs_dir):
os.makedirs(self.configs_dir)
self.save_state(self.configs_dir+ self.cb_load_settings.currentText()+".json")
def load_presettings(self):
self.cor_hist = []
self.sase_hist = []
self.x_hist = []
self.y_hist = []
if not os.path.exists(self.configs_dir+ str(self.cb_load_settings.currentText()) +".json"):
logger.error("Config file does not exist.")
self.error_box("Config file does not exist.")
return
try:
active_corrs, active_bpms = self.load_state(self.configs_dir+ str(self.cb_load_settings.currentText()) +".json")
except Exception as e:
logger.error("load_presettings: " +str(e))
raise
if self.cb_load_settings.currentText() == "SASE3 launch":
self.mi_standard_fb = MISASE3Feedback(server=self.parent.server, subtrain=self.parent.subtrain)
self.mi_standard_fb.mi = self.parent.mi
elif self.cb_load_settings.currentText() == "SASE1 launch":
self.mi_standard_fb = MIStandardFeedback(server=self.parent.server, subtrain=self.parent.subtrain)
self.mi_standard_fb.mi = self.parent.mi
elif self.cb_load_settings.currentText() == "SASE2 launch":
self.mi_standard_fb = MISASE2Feedback(server=self.parent.server, subtrain=self.parent.subtrain)
self.mi_standard_fb.mi = self.parent.mi
else:
self.mi_standard_fb = None
if self.parent.dev_mode:
self.mi_standard_fb = None
for cor in self.orbit_class.corrs:
if cor.id not in active_corrs:
cor.ui.uncheck()
for bpm in self.orbit_class.bpms:
if bpm.id not in active_bpms:
bpm.ui.uncheck()
self.orbit_class.correct()
self.orbit_class.golden_orbit.set_golden_orbit()
def loop(self):
if self.cb_update_display.isChecked() and self.voodo_counter > 2:
return
self.counter += 1
beam_on = self.read_data()
if not beam_on:
self.counter -= 1
logger.debug(" loop: beam OFF. counter -= 1")
bpm_delay = self.sb_time_delay.value()
go_delay = self.sb_go_recalc_delay.value()
if self.counter % int(go_delay/bpm_delay) == int(go_delay/bpm_delay)-1:
go_x, go_y = self.calc_golden_orbit()
self.voodo_counter += 1
if self.counter == int(go_delay/bpm_delay)*3-1:
self.first_go_x = go_x
self.first_go_y = go_y
self.pb_start_feedback.setStyleSheet("color: rgb(85, 255, 127);")
self.pb_start_feedback.setText("Start Feedback")
def closeEvent(self, QCloseEvent):
self.stop_feedback()
self.stop_statistics()
def start_stop_active_search(self):
"""
Method to start/stop active search
:return:
"""
delay = self.sb_sr_delay.value()
if self.pb_active_search.text() == "Stop Search":
self.active_search.stop_event = True
self.active_search.stop()
self.pb_active_search.setStyleSheet("color: rgb(85, 255, 127);")
self.pb_active_search.setText("Start Search")
else:
if self.pb_start_feedback.text() == "Start Feedback":
return 0
noise_amp_mrad = self.sb_sr_noise_amp.value() / 1000.
search_period = self.sb_sr_period.value()
self.active_search = ActiveSearch(orbit=self.orbit, search_period=search_period,
search_delay=delay, noise_amp_mrad=noise_amp_mrad)
self.active_search.start()
logger.info("Start Search")
self.pb_active_search.setText("Stop Search")
self.pb_active_search.setStyleSheet("color: red")
def start_stop_statistics(self):
"""
Method to start/stop feedback timer.
sb_feedback_sec - spinBox - set seconds for timer
pb_feedback - pushBatton Off/On
feedback_timer - timer
:return:
"""
self.pb_start_feedback.setText("Statistics collection")
self.pb_start_feedback.setStyleSheet("color: yellow")
self.counter = 0
delay = self.sb_time_delay.value()*1000
self.orbit_class.read_orbit()
self.orbit_class.uncheck_red()
self.orbit_class.golden_orbit.set_golden_orbit()
self.orbit = self.orbit_class.create_Orbit_obj()
if self.orbit == None:
logger.warning("start_stop_statistics: self.orbit is None. Stop Statistics")
self.stop_statistics()
self.error_box("No Beam or BPMs were not selected! Check BPMs or Load/reload settings and try again." )
return
if self.pb_start_statistics.text() == "Statistics Accum Off":
self.stop_statistics()
else:
self.clear_hist()
self.nreadings = self.sb_array_len.value()
self.target_values = []
self.target_filtered = []
self.orbits_x = []
self.orbits_y = []
self.orbit_s = []
self.objective_func = self.set_obj_fun()
if self.objective_func is None:
self.stop_statistics()
logger.debug("objective function = None")
return None
self.statistics_timer.start(delay)
logger.info("Start Statistics")
self.pb_start_statistics.setText("Statistics Accum Off")
self.pb_start_statistics.setStyleSheet("color: red")
def stop_feedback(self):
self.feedback_timer.stop()
logger.info("Stop Feedback")
self.pb_start_feedback.setStyleSheet("color: rgb(85, 255, 127);")
self.pb_start_feedback.setText("Start Feedback")
def start_stop_feedback(self):
"""
Method to start/stop feedback timer.
sb_feedback_sec - spinBox - set seconds for timer
pb_feedback - pushBatton Off/On
feedback_timer - timer
:return:
"""
if self.pb_start_statistics.text() == "Statistics Accum On":
return 0
if self.mi_standard_fb is not None and self.mi_standard_fb.is_running():
self.error_box("Standard FeedBack is running!")
logger.info("start_stop_feedback: St.FB is running")
return 0
delay = self.sb_feedback_rep.value()*1000
if self.pb_start_feedback.text() == "Stop Feedback":
self.stop_feedback()
elif self.pb_start_feedback.text() == "Start Feedback":
self.feedback_timer.start(delay)
logger.info("Start Feedback")
self.pb_start_feedback.setText("Stop Feedback")
self.pb_start_feedback.setStyleSheet("color: red")
else:
logger.warning("start_stop_feedback: To early")
def auto_correction(self):
"""
Method repeats correction in a loop.
repetition rate is defined by spinBox - sb_feedback_sec
feedback_timer - QTimer to repats correction oin different thread
:return:
"""
if self.mi_standard_fb is not None:
try:
is_st_fb_running = self.mi_standard_fb.is_running()
except Exception as e:
logger.warning("error during status of st. FB reading: " + str(e))
is_st_fb_running = False
if self.mi_standard_fb is not None and is_st_fb_running:
logger.info("auto_correction: St.FB is running. Stop Ad. FB")
self.stop_feedback()
return 0
is_nan = self.ref_orbit_calc()
if is_nan:
logger.warning("auto_correction: nan in the ref orbit. Pause 1 sec")
time.sleep(1)
return
start = time.time()
stop_flag = self.correct()
print("correct: ", time.time() - start)
time.sleep(0.01)
if not stop_flag:
start = time.time()
self.apply_kicks()
print("apply_kicks: ", time.time() - start)
self.sase_hist.append(self.target_filtered[-1])
self.le_warn.clear()
else:
logger.warning("auto_correction: stop_flag = True. Pause 1 sec")
self.le_warn.clear()
self.le_warn.setText("Stop flag. Kicks are not applied")
self.le_warn.setStyleSheet("color: red")
time.sleep(1)
def correct(self):
"""
Method to the Orbit correctiion. Method calculate correctors strengths (kicks)
and call function to calculate (self.calc_orbit()) and draw orbit on the plot
but does not send it to the DOOCS server.
:return:
"""
stop_flag = False
self.orbit_class.online_calc = False
# read orbit devs
for elem in self.orbit.corrs:
try:
elem.kick_mrad = elem.mi.get_value()
except Exception as e:
stop_flag = True
logger.warning(elem.id + " reading error: " + str(e))
return stop_flag
elem.angle_read = elem.kick_mrad*1e-3
elem.i_kick = elem.kick_mrad
elem.ui.set_init_value(elem.kick_mrad)
elem.ui.set_value(elem.kick_mrad)
elem.transfer_map = self.parent.lat.method.create_tm(elem)
if elem.ui.alarm:
stop_flag = True
logger.warning("correct - STOP: corrector shows alarm: " + elem.id)
#self.parent.lat.update_transfer_maps()
for elem in self.orbit.bpms:
if elem.id not in self.new_ref_orbit.keys():
logger.warning("correct - STOP: BPM is not in new ref orbit: " + elem.id)
stop_flag = True
return stop_flag
elem.x = self.new_ref_orbit[elem.id][0]
elem.y = self.new_ref_orbit[elem.id][1]
elem.ui.set_value((elem.x*1000., elem.y*1000.))
if elem.ui.alarm:
logger.warning("correct - STOP: BPM shows alarm: " + elem.id)
stop_flag = True
if stop_flag:
return stop_flag
self.orbit_class.online_calc = True
if not self.orbit_class.is_rm_ok(self.orbit):
logger.error(" correct: Calculate Response Matrix")
self.parent.error_box("Calculate Response Matrix")
return 0
self.orbit_class.golden_orbit.dict2golden_orbit()
if self.orbit_class.ui.cb_close_orbit.isChecked():
self.orbit_class.close_orbit()
self.calc_correction = {}
for cor in self.orbit.corrs:
cor.angle = 0.
self.calc_correction[cor.id] = cor.angle
alpha = 0.
self.orbit.correction(alpha=alpha, p_init=None, beta=0, print_log=False)
for cor in self.orbit.corrs:
self.calc_correction[cor.id] = cor.angle
self.set_values2correctors()
return stop_flag
def apply_kicks(self):
"""
Method sends correctors kicks to DOOCS, if strengths below the limits,
otherwise error box will appear
:return:
"""
for cor in self.orbit.corrs:
if cor.ui.alarm:
self.stop_feedback()
logger.info("apply_kicks: kick exceeds limits. Try 'Uncheck Red' and recalculate correction")
self.error_box("kick exceeds limits. Try 'Uncheck Red' and recalculate correction")
return 0
kick_table = []
for cor in self.orbit.corrs:
kick_mrad = cor.ui.get_value()
logger.debug(cor.id + " set: %s --> %s" % (cor.ui.get_init_value(), kick_mrad))
try:
cor.mi.set_value(kick_mrad)
kick_table.append({"corrector": cor.id, "value": kick_mrad})
except Exception as e:
logger.error(cor.id + " apply_kicks Error: " + str(e))
self.cor_hist.append(kick_table)
def set_values2correctors(self):
apply_fraction = self.sb_afeed_fraction.value()
self.orbit_class.online_calc = False
for cor in self.orbit.corrs:
kick_mrad_old = cor.ui.get_init_value()
if cor.id in self.calc_correction.keys():
cor.angle = self.calc_correction[cor.id]
delta_kick_mrad = cor.angle*1000*apply_fraction
new_kick_mrad = kick_mrad_old + delta_kick_mrad
cor.kick_mrad = new_kick_mrad
cor.ui.set_value(cor.kick_mrad)
warn = (np.abs(new_kick_mrad) - np.abs(kick_mrad_old)) > 0.5
cor.ui.check_values(cor.kick_mrad, cor.lims, warn)
self.orbit_class.online_calc = True
if self.cb_update_display.isChecked():
self.orbit_class.calc_orbit()
def read_bpms(self):
charge_thresh = 0.005
beam_on = True
orbit_x = []
orbit_y = []
orbit_s = []
self.bpms_name = []
for elem in self.orbit.bpms:
try:
x_mm, y_mm = elem.mi.get_pos_frontend()
charge = elem.mi.get_charge()
if not self.dev_mode and charge < charge_thresh:
# TODO: add a checking for beam on/off
if self.orbit_class.xfel_mps.is_orbit_on():
logger.info("charge < charge_thresh: " + str(charge < charge_thresh))
self.le_warn.clear()
self.le_warn.setText(elem.id + " charge < charge_thresh")
self.le_warn.setStyleSheet("color: red")
beam_on = False
x = x_mm / 1000.
y = y_mm / 1000.
orbit_x.append(x) #[elem.s, x, y])
orbit_y.append(y)
orbit_s.append(elem.s)
self.bpms_name.append(elem.id)
except:
self.le_warn.clear()
self.le_warn.setText("beam OFF")
beam_on = False
return beam_on, np.array(orbit_x), np.array(orbit_y), np.array(orbit_s)
def read_data(self):
beam_on, orbit_x, orbit_y, orbit_s = self.read_bpms()
if not beam_on and not self.dev_mode:
return beam_on
target = self.read_objective_function()
if target is None:
self.stop_statistics()
return None
if not isinstance(target, numbers.Number) or np.isnan(target) or np.isinf(target):
logger.warning("read data: target is not number/NaN/inf: " + str(target))
return False
if len(self.target_values) >= self.nreadings:
self.target_values = self.target_values[1:]
self.orbits_x = self.orbits_x[1:]
self.orbits_y = self.orbits_y[1:]
self.target_values = np.append(self.target_values, target)
self.orbits_x.append(orbit_x)
self.orbits_y.append(orbit_y)
self.orbit_s = orbit_s
self.filter_target_func()
self.update_plot_counter += 1
self.update_obj_plot()
return beam_on
def filter_target_func(self):
if len(self.target_values) <= self.nring:
y_nring = np.mean(self.target_values)
else:
y_nring = np.mean(self.target_values[-self.nring:])
if len(self.target_filtered) >= self.nreadings:
self.target_filtered = self.target_filtered[1:]
self.target_filtered = np.append(self.target_filtered, y_nring)
def update_obj_plot(self, ):
self.obj_curve.setData(x=np.arange(len(self.target_values)), y=np.array(self.target_values))
self.obj_curve_filtered.setData(x=np.arange(len(self.target_filtered)), y=np.array(self.target_filtered))
def update_orb_plot(self):
self.orb_y.setData(x=self.orbit_s, y= self.ref_aver_x)
self.orb_x.setData(x=self.orbit_s, y= self.ref_aver_y)
def stop_statistics(self):
self.stop_feedback()
self.statistics_timer.stop()
logger.info("Stop Statistics")
self.pb_start_statistics.setStyleSheet("color: rgb(85, 255, 127);")
self.pb_start_statistics.setText("Statistics Accum On")
def read_objective_function(self):
try:
val = self.objective_func()
except:
logger.error("read_objective_function: Wrong Objective Function")
self.error_box("Wrong Objective Function")
return None
return val
def calc_golden_orbit(self):
targets = np.array(self.target_values)
indx = np.argsort(targets)
orbits_x = np.array(self.orbits_x)
orbits_y = np.array(self.orbits_y)
n_orbits = len(orbits_x)
num_good_obits = int(n_orbits*self.sb_averaging.value()*0.01)
if num_good_obits<1:
num_good_obits = 1
best_orbits_x = orbits_x[indx[-num_good_obits:]]
best_orbits_y = orbits_y[indx[-num_good_obits:]]
if len(best_orbits_x) ==1:
aver_x = best_orbits_x[0]
aver_y = best_orbits_y[0]
else:
aver_x = np.mean(best_orbits_x, axis=0)
aver_y = np.mean(best_orbits_y, axis=0)
new_golden_orbit = {}
for i, name in enumerate(self.bpms_name):
new_golden_orbit[name] = [aver_x[i], aver_y[i]]
self.orbit_class.golden_orbit.update_golden_orbit(new_golden_orbit)
if len(self.first_go_x) != len(aver_x) or len(self.first_go_y) != len(aver_y):
delta_go_x = aver_x
delta_go_y = aver_y
else:
delta_go_x = aver_x - self.first_go_x
delta_go_y = aver_y - self.first_go_y
# if tab is active
if self.tabWidget.currentIndex() == 2:
self.orb_x_ref.setData(x=self.orbit_s, y=delta_go_x*1000)
self.orb_y_ref.setData(x=self.orbit_s, y=delta_go_y*1000)
self.cur_go_x = aver_x
self.cur_go_y = aver_y
return aver_x, aver_y
def ref_orbit_calc(self):
# ********* reference orbit ***********
nlast_readings = int(self.sb_ref_orbit_nread.value())
orbits_x = np.array(self.orbits_x)
orbits_y = np.array(self.orbits_y)
n_orbits = len(orbits_x)
if n_orbits < nlast_readings:
nlast_readings = n_orbits - 1
num_bad_orbits = int(n_orbits*0.2) # 20% bad orbits
ref_orbits_x = orbits_x[-nlast_readings:]
ref_orbits_y = orbits_y[-nlast_readings:]
self.ref_aver_x = np.mean(ref_orbits_x, axis=0)
self.ref_aver_y = np.mean(ref_orbits_y, axis=0)
x_nan_check = len(np.where(np.isnan(self.ref_aver_x) == True)[0])
y_nan_check = len(np.where(np.isnan(self.ref_aver_y) == True)[0])
if x_nan_check > 0 or y_nan_check > 0:
return True
self.new_ref_orbit = {}
for i, name in enumerate(self.bpms_name):
self.new_ref_orbit[name] = [self.ref_aver_x[i], self.ref_aver_y[i]]
if len(self.cur_go_x) != len(self.ref_aver_x ) or len(self.cur_go_y) != len(self.ref_aver_y ):
delta_ro_x = self.ref_aver_x
delta_ro_y = self.ref_aver_y
else:
delta_ro_x = self.ref_aver_x - self.cur_go_x
delta_ro_y = self.ref_aver_y - self.cur_go_y
# save to history
self.x_hist.append(self.ref_aver_x)
self.y_hist.append(self.ref_aver_y)
# if tab is active
if self.tabWidget.currentIndex() == 1:
self.orb_y.setData(x=self.orbit_s, y=delta_ro_x*1000)
self.orb_x.setData(x=self.orbit_s, y=delta_ro_y*1000)
return False
def set_obj_fun(self):
"""
Method to set objective function from the GUI (channels A,B,C) or reload module obj_function.py
:return: None
"""
# disable button "Edit Objective Function"
# self.ui.pb_edit_obj_func.setEnabled(False)
a_str = str(self.le_a.text())
state_a = self.is_le_addr_ok(self.le_a)
b_str = str(self.le_b.text())
state_b = self.is_le_addr_ok(self.le_b)
c_str = str(self.le_c.text())
state_c = self.is_le_addr_ok(self.le_c)
func = str(self.le_of.text())
def get_value_exp():
A = 0.
B = 0.
C = 0.
if state_a:
A = self.mi.get_value(a_str)
if state_b:
B = self.mi.get_value(b_str)
if state_c:
C = self.mi.get_value(c_str)
if func == "":
return 0
return eval(func)
self.objective_func = get_value_exp
return self.objective_func
def add_orbit_plot(self):
win = pg.GraphicsLayoutWidget()
self.plot_x = win.addPlot(row=0, col=0)
self.plot_x.showGrid(1, 1, 1)
self.plot_y = win.addPlot(row=1, col=0)
self.plot_x.setXLink(self.plot_y)
self.plot_y.showGrid(1, 1, 1)
self.plot_y.getAxis('left').enableAutoSIPrefix(enable=False) # stop the auto unit scaling on y axes
layout = QtWidgets.QGridLayout()
self.widget.setLayout(layout)
layout.addWidget(win, 0, 0)
self.plot_y.setAutoVisible(y=True)
self.plot_y.addLegend()
color = QtGui.QColor(0, 255, 255)
pen = pg.mkPen(color, width=3)
self.orb_y = pg.PlotCurveItem(x=[], y=[], pen=pen, name='Y calc', antialias=True)
self.plot_y.addItem(self.orb_y)
color = QtGui.QColor(255, 0, 0)
pen = pg.mkPen(color, width=4)
self.orb_y_ref = pg.PlotDataItem(x=[], y=[], pen=pen, symbol='o', name='Y', antialias=True)
self.plot_y.addItem(self.orb_y_ref)
self.plot_x.addLegend()
color = QtGui.QColor(0, 255, 255)
pen = pg.mkPen(color, width=3)
self.orb_x = pg.PlotCurveItem(x=[], y=[], pen=pen, name='X calc', antialias=True)
self.plot_x.addItem(self.orb_x)
color = QtGui.QColor(255, 0, 0)
pen = pg.mkPen(color, width=4, symbolPen='o')
self.orb_x_ref = pg.PlotDataItem(x=[], y=[], pen=pen, symbol='o', name='X', antialias=True)
self.plot_x.addItem(self.orb_x_ref)
self.plot_x.setYRange(-2, 2)
self.plot_y.setYRange(-2, 2)
def add_objective_func_plot(self):
gui_index = self.parent.ui.get_style_name_index()
if "standard" in self.parent.gui_styles[gui_index]:
pg.setConfigOption('background', 'w')
pg.setConfigOption('foreground', 'k')
pen_obj_curve = pg.mkPen("k", width=2)
else:
pen_obj_curve = pg.mkPen((0, 255, 255), width=2)
win = pg.GraphicsLayoutWidget()
self.plot_obj = win.addPlot()
self.plot_obj.showGrid(1, 1, 1)
layout = QtWidgets.QGridLayout()
self.widget_2.setLayout(layout)
layout.addWidget(win, 0, 0)
self.obj_curve = pg.PlotCurveItem(x=[], y=[], pen=pen_obj_curve, name='Obj Func')
self.plot_obj.addItem(self.obj_curve)
pen = pg.mkPen((255, 0, 0), width=4)
self.obj_curve_filtered = pg.PlotCurveItem(x=[], y=[], pen=pen, name='Filtered')
self.plot_obj.addItem(self.obj_curve_filtered)
self.plot_obj.addLegend()
def add_sase_hist_plot(self):
win = pg.GraphicsLayoutWidget()
self.plot_sase = win.addPlot()
self.plot_sase.showGrid(1, 1, 1)
layout = QtWidgets.QGridLayout()
self.widget_sase.setLayout(layout)
layout.addWidget(win, 0, 0)
pen = pg.mkPen((255, 0, 0), width=4)
self.plot_sase_hist = pg.PlotCurveItem(x=[], y=[], pen=pen, name='SASE Hist')
self.plot_sase.addItem(self.plot_sase_hist)
self.plot_sase.addLegend()
self.sase_region = pg.LinearRegionItem([0,0])
self.sase_region.setMovable(False)
self.plot_sase.addItem(self.sase_region)
def add_orbit_hist_plot(self):
win = pg.GraphicsLayoutWidget()
self.plot_x_hist = win.addPlot(row=0, col=0)
self.plot_x_hist.showGrid(1, 1, 1)
self.plot_y_hist = win.addPlot(row=1, col=0)
self.plot_x_hist.setXLink(self.plot_y_hist)
self.plot_y_hist.showGrid(1, 1, 1)
self.plot_y_hist.getAxis('left').enableAutoSIPrefix(enable=False) # stop the auto unit scaling on y axes
layout = QtWidgets.QGridLayout()
self.widget_orbit.setLayout(layout)
layout.addWidget(win, 0, 0)
self.plot_y_hist.setAutoVisible(y=True)
self.plot_y_hist.addLegend()
color = QtGui.QColor(0, 255, 255)
pen = pg.mkPen(color, width=3)
self.orb_y_hist = pg.PlotCurveItem(x=[], y=[], pen=pen, name='Y', antialias=True)
self.plot_y_hist.addItem(self.orb_y_hist)
color = QtGui.QColor(255, 0, 0)
pen = pg.mkPen(color, width=4)
self.orb_y_ref_hist = pg.PlotDataItem(x=[], y=[], pen=pen, symbol='o', name='Y init', antialias=True)
self.plot_y_hist.addItem(self.orb_y_ref_hist)
self.plot_x_hist.addLegend()
color = QtGui.QColor(0, 255, 255)
pen = pg.mkPen(color, width=3)
self.orb_x_hist = pg.PlotCurveItem(x=[], y=[], pen=pen, name='X', antialias=True)
self.plot_x_hist.addItem(self.orb_x_hist)
color = QtGui.QColor(255, 0, 0)
pen = pg.mkPen(color, width=4, symbolPen='o')
self.orb_x_ref_hist = pg.PlotDataItem(x=[], y=[], pen=pen, symbol='o', name='X init', antialias=True)
self.plot_x_hist.addItem(self.orb_x_ref_hist)
self.plot_x_hist.setYRange(-2, 2)
self.plot_y_hist.setYRange(-2, 2)
def zoom_signal(self):
if len(self.orbit.corrs) == 0:
return