[fa81e94] | 1 | import logging |
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| 2 | import numpy as np |
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| 3 | |
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| 4 | from PyQt5 import QtGui, QtCore, QtWidgets |
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| 5 | |
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| 6 | # sas-global |
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| 7 | import sas.qtgui.Utilities.GuiUtils as GuiUtils |
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| 8 | |
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| 9 | # pr inversion GUI elements |
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| 10 | from .InversionUtils import WIDGETS |
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| 11 | from .UI.TabbedInversionUI import Ui_PrInversion |
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| 12 | from .InversionLogic import InversionLogic |
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| 13 | |
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| 14 | # pr inversion calculation elements |
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| 15 | from sas.sascalc.pr.invertor import Invertor |
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[effdd98] | 16 | # Batch calculation display |
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| 17 | from sas.qtgui.Utilities.GridPanel import BatchInversionOutputPanel |
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| 18 | |
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[b9e89d5] | 19 | |
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[fa81e94] | 20 | def is_float(value): |
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| 21 | """Converts text input values to floats. Empty strings throw ValueError""" |
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| 22 | try: |
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| 23 | return float(value) |
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| 24 | except ValueError: |
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| 25 | return 0.0 |
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| 26 | |
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[b9e89d5] | 27 | |
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[50bfab0] | 28 | NUMBER_OF_TERMS = 10 |
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| 29 | REGULARIZATION = 0.0001 |
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| 30 | BACKGROUND_INPUT = 0.0 |
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| 31 | MAX_DIST = 140.0 |
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[edd6720] | 32 | DICT_KEYS = ["Calculator", "PrPlot", "DataPlot"] |
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[47bf906] | 33 | |
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[6da860a] | 34 | logger = logging.getLogger(__name__) |
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| 35 | |
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[fa81e94] | 36 | |
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[d4881f6a] | 37 | class InversionWindow(QtWidgets.QDialog, Ui_PrInversion): |
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[fa81e94] | 38 | """ |
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| 39 | The main window for the P(r) Inversion perspective. |
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| 40 | """ |
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| 41 | |
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| 42 | name = "Inversion" |
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[f1ec901] | 43 | estimateSignal = QtCore.pyqtSignal(tuple) |
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| 44 | estimateNTSignal = QtCore.pyqtSignal(tuple) |
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| 45 | calculateSignal = QtCore.pyqtSignal(tuple) |
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[fa81e94] | 46 | |
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| 47 | def __init__(self, parent=None, data=None): |
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| 48 | super(InversionWindow, self).__init__() |
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| 49 | self.setupUi(self) |
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| 50 | |
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| 51 | self.setWindowTitle("P(r) Inversion Perspective") |
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| 52 | |
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| 53 | self._manager = parent |
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[b9e89d5] | 54 | self.communicate = parent.communicator() |
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| 55 | self.communicate.dataDeletedSignal.connect(self.removeData) |
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[fa81e94] | 56 | |
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| 57 | self.logic = InversionLogic() |
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| 58 | |
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| 59 | # The window should not close |
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[ae34d30] | 60 | self._allowClose = False |
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[fa81e94] | 61 | |
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[ae34d30] | 62 | # Visible data items |
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[fa81e94] | 63 | # current QStandardItem showing on the panel |
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| 64 | self._data = None |
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[47bf906] | 65 | # Reference to Dmax window for self._data |
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| 66 | self.dmaxWindow = None |
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| 67 | # p(r) calculator for self._data |
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[fa81e94] | 68 | self._calculator = Invertor() |
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[304e42f] | 69 | # Default to background estimate |
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[bb6b037] | 70 | self._calculator.est_bck = True |
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[47bf906] | 71 | # plots of self._data |
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[ae34d30] | 72 | self.prPlot = None |
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| 73 | self.dataPlot = None |
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[e51e078] | 74 | # suggested nTerms |
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| 75 | self.nTermsSuggested = NUMBER_OF_TERMS |
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[47bf906] | 76 | |
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| 77 | # Calculation threads used by all data items |
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[ae34d30] | 78 | self.calcThread = None |
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| 79 | self.estimationThread = None |
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| 80 | self.estimationThreadNT = None |
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[fa81e94] | 81 | |
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[47bf906] | 82 | # Mapping for all data items |
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[ae34d30] | 83 | # Dictionary mapping data to all parameters |
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| 84 | self._dataList = {} |
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[fa81e94] | 85 | if not isinstance(data, list): |
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| 86 | data_list = [data] |
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| 87 | if data is not None: |
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| 88 | for datum in data_list: |
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[e51e078] | 89 | self.updateDataList(datum) |
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[f1ec901] | 90 | |
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[044454d] | 91 | self.dataDeleted = False |
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| 92 | |
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[fa81e94] | 93 | self.model = QtGui.QStandardItemModel(self) |
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| 94 | self.mapper = QtWidgets.QDataWidgetMapper(self) |
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[8f83719f] | 95 | |
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[ae34d30] | 96 | # Batch fitting parameters |
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| 97 | self.isBatch = False |
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| 98 | self.batchResultsWindow = None |
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[98485fe] | 99 | self.batchResults = {} |
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| 100 | self.batchComplete = [] |
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[effdd98] | 101 | |
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[8f83719f] | 102 | # Add validators |
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| 103 | self.setupValidators() |
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[fa81e94] | 104 | # Link user interactions with methods |
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| 105 | self.setupLinks() |
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| 106 | # Set values |
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| 107 | self.setupModel() |
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| 108 | # Set up the Widget Map |
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| 109 | self.setupMapper() |
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| 110 | # Set base window state |
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| 111 | self.setupWindow() |
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| 112 | |
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| 113 | ###################################################################### |
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| 114 | # Base Perspective Class Definitions |
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| 115 | |
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| 116 | def communicator(self): |
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| 117 | return self.communicate |
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| 118 | |
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| 119 | def allowBatch(self): |
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| 120 | return True |
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| 121 | |
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| 122 | def setClosable(self, value=True): |
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| 123 | """ |
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| 124 | Allow outsiders close this widget |
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| 125 | """ |
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| 126 | assert isinstance(value, bool) |
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[ae34d30] | 127 | self._allowClose = value |
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[fa81e94] | 128 | |
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[917eba5] | 129 | def isClosable(self): |
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| 130 | """ |
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| 131 | Allow outsiders close this widget |
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| 132 | """ |
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| 133 | return self._allowClose |
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| 134 | |
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[fa81e94] | 135 | def closeEvent(self, event): |
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| 136 | """ |
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| 137 | Overwrite QDialog close method to allow for custom widget close |
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| 138 | """ |
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[ae34d30] | 139 | # Close report widgets before closing/minimizing main widget |
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| 140 | self.closeDMax() |
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| 141 | self.closeBatchResults() |
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| 142 | if self._allowClose: |
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[fa81e94] | 143 | # reset the closability flag |
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| 144 | self.setClosable(value=False) |
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[d4881f6a] | 145 | # Tell the MdiArea to close the container |
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| 146 | self.parentWidget().close() |
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[fa81e94] | 147 | event.accept() |
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| 148 | else: |
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| 149 | event.ignore() |
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| 150 | # Maybe we should just minimize |
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| 151 | self.setWindowState(QtCore.Qt.WindowMinimized) |
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| 152 | |
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[ae34d30] | 153 | def closeDMax(self): |
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| 154 | if self.dmaxWindow is not None: |
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| 155 | self.dmaxWindow.close() |
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| 156 | |
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| 157 | def closeBatchResults(self): |
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| 158 | if self.batchResultsWindow is not None: |
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| 159 | self.batchResultsWindow.close() |
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| 160 | |
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[fa81e94] | 161 | ###################################################################### |
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| 162 | # Initialization routines |
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| 163 | |
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| 164 | def setupLinks(self): |
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| 165 | """Connect the use controls to their appropriate methods""" |
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| 166 | self.dataList.currentIndexChanged.connect(self.displayChange) |
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[f1ec901] | 167 | self.calculateAllButton.clicked.connect(self.startThreadAll) |
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| 168 | self.calculateThisButton.clicked.connect(self.startThread) |
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[fa81e94] | 169 | self.removeButton.clicked.connect(self.removeData) |
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| 170 | self.helpButton.clicked.connect(self.help) |
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| 171 | self.estimateBgd.toggled.connect(self.toggleBgd) |
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| 172 | self.manualBgd.toggled.connect(self.toggleBgd) |
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| 173 | self.regConstantSuggestionButton.clicked.connect(self.acceptAlpha) |
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| 174 | self.noOfTermsSuggestionButton.clicked.connect(self.acceptNoTerms) |
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| 175 | self.explorerButton.clicked.connect(self.openExplorerWindow) |
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[f1ec901] | 176 | |
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[d79bb7e] | 177 | self.backgroundInput.textChanged.connect( |
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[bb6b037] | 178 | lambda: self.set_background(self.backgroundInput.text())) |
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[d79bb7e] | 179 | self.minQInput.textChanged.connect( |
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[8f83719f] | 180 | lambda: self._calculator.set_qmin(is_float(self.minQInput.text()))) |
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[d79bb7e] | 181 | self.regularizationConstantInput.textChanged.connect( |
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[8f83719f] | 182 | lambda: self._calculator.set_alpha(is_float(self.regularizationConstantInput.text()))) |
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[d79bb7e] | 183 | self.maxDistanceInput.textChanged.connect( |
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[8f83719f] | 184 | lambda: self._calculator.set_dmax(is_float(self.maxDistanceInput.text()))) |
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[d79bb7e] | 185 | self.maxQInput.textChanged.connect( |
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[8f83719f] | 186 | lambda: self._calculator.set_qmax(is_float(self.maxQInput.text()))) |
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[d79bb7e] | 187 | self.slitHeightInput.textChanged.connect( |
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[8f83719f] | 188 | lambda: self._calculator.set_slit_height(is_float(self.slitHeightInput.text()))) |
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[d79bb7e] | 189 | self.slitWidthInput.textChanged.connect( |
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| 190 | lambda: self._calculator.set_slit_width(is_float(self.slitWidthInput.text()))) |
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[f1ec901] | 191 | |
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[fa81e94] | 192 | self.model.itemChanged.connect(self.model_changed) |
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[f1ec901] | 193 | self.estimateNTSignal.connect(self._estimateNTUpdate) |
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| 194 | self.estimateSignal.connect(self._estimateUpdate) |
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| 195 | self.calculateSignal.connect(self._calculateUpdate) |
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[fa81e94] | 196 | |
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| 197 | def setupMapper(self): |
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| 198 | # Set up the mapper. |
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| 199 | self.mapper.setOrientation(QtCore.Qt.Vertical) |
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| 200 | self.mapper.setModel(self.model) |
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| 201 | |
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| 202 | # Filename |
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| 203 | self.mapper.addMapping(self.dataList, WIDGETS.W_FILENAME) |
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| 204 | # Background |
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| 205 | self.mapper.addMapping(self.backgroundInput, WIDGETS.W_BACKGROUND_INPUT) |
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| 206 | self.mapper.addMapping(self.estimateBgd, WIDGETS.W_ESTIMATE) |
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| 207 | self.mapper.addMapping(self.manualBgd, WIDGETS.W_MANUAL_INPUT) |
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| 208 | |
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| 209 | # Qmin/Qmax |
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| 210 | self.mapper.addMapping(self.minQInput, WIDGETS.W_QMIN) |
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| 211 | self.mapper.addMapping(self.maxQInput, WIDGETS.W_QMAX) |
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| 212 | |
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| 213 | # Slit Parameter items |
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| 214 | self.mapper.addMapping(self.slitWidthInput, WIDGETS.W_SLIT_WIDTH) |
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| 215 | self.mapper.addMapping(self.slitHeightInput, WIDGETS.W_SLIT_HEIGHT) |
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| 216 | |
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| 217 | # Parameter Items |
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[8f83719f] | 218 | self.mapper.addMapping(self.regularizationConstantInput, WIDGETS.W_REGULARIZATION) |
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| 219 | self.mapper.addMapping(self.regConstantSuggestionButton, WIDGETS.W_REGULARIZATION_SUGGEST) |
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[fa81e94] | 220 | self.mapper.addMapping(self.explorerButton, WIDGETS.W_EXPLORE) |
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| 221 | self.mapper.addMapping(self.maxDistanceInput, WIDGETS.W_MAX_DIST) |
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| 222 | self.mapper.addMapping(self.noOfTermsInput, WIDGETS.W_NO_TERMS) |
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[8f83719f] | 223 | self.mapper.addMapping(self.noOfTermsSuggestionButton, WIDGETS.W_NO_TERMS_SUGGEST) |
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[fa81e94] | 224 | |
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| 225 | # Output |
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| 226 | self.mapper.addMapping(self.rgValue, WIDGETS.W_RG) |
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| 227 | self.mapper.addMapping(self.iQ0Value, WIDGETS.W_I_ZERO) |
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| 228 | self.mapper.addMapping(self.backgroundValue, WIDGETS.W_BACKGROUND_OUTPUT) |
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| 229 | self.mapper.addMapping(self.computationTimeValue, WIDGETS.W_COMP_TIME) |
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| 230 | self.mapper.addMapping(self.chiDofValue, WIDGETS.W_CHI_SQUARED) |
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| 231 | self.mapper.addMapping(self.oscillationValue, WIDGETS.W_OSCILLATION) |
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| 232 | self.mapper.addMapping(self.posFractionValue, WIDGETS.W_POS_FRACTION) |
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[8f83719f] | 233 | self.mapper.addMapping(self.sigmaPosFractionValue, WIDGETS.W_SIGMA_POS_FRACTION) |
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[fa81e94] | 234 | |
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| 235 | # Main Buttons |
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| 236 | self.mapper.addMapping(self.removeButton, WIDGETS.W_REMOVE) |
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[f1ec901] | 237 | self.mapper.addMapping(self.calculateAllButton, WIDGETS.W_CALCULATE_ALL) |
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[8f83719f] | 238 | self.mapper.addMapping(self.calculateThisButton, WIDGETS.W_CALCULATE_VISIBLE) |
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[fa81e94] | 239 | self.mapper.addMapping(self.helpButton, WIDGETS.W_HELP) |
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| 240 | |
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| 241 | self.mapper.toFirst() |
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| 242 | |
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| 243 | def setupModel(self): |
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| 244 | """ |
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| 245 | Update boxes with initial values |
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| 246 | """ |
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[ae34d30] | 247 | bgd_item = QtGui.QStandardItem(str(BACKGROUND_INPUT)) |
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| 248 | self.model.setItem(WIDGETS.W_BACKGROUND_INPUT, bgd_item) |
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[d79bb7e] | 249 | blank_item = QtGui.QStandardItem("") |
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[ae34d30] | 250 | self.model.setItem(WIDGETS.W_QMIN, blank_item) |
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[d79bb7e] | 251 | blank_item = QtGui.QStandardItem("") |
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[ae34d30] | 252 | self.model.setItem(WIDGETS.W_QMAX, blank_item) |
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[d79bb7e] | 253 | blank_item = QtGui.QStandardItem("") |
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[ae34d30] | 254 | self.model.setItem(WIDGETS.W_SLIT_WIDTH, blank_item) |
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[d79bb7e] | 255 | blank_item = QtGui.QStandardItem("") |
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[ae34d30] | 256 | self.model.setItem(WIDGETS.W_SLIT_HEIGHT, blank_item) |
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[d79bb7e] | 257 | no_terms_item = QtGui.QStandardItem(str(NUMBER_OF_TERMS)) |
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[ae34d30] | 258 | self.model.setItem(WIDGETS.W_NO_TERMS, no_terms_item) |
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[d79bb7e] | 259 | reg_item = QtGui.QStandardItem(str(REGULARIZATION)) |
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[ae34d30] | 260 | self.model.setItem(WIDGETS.W_REGULARIZATION, reg_item) |
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[d79bb7e] | 261 | max_dist_item = QtGui.QStandardItem(str(MAX_DIST)) |
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[ae34d30] | 262 | self.model.setItem(WIDGETS.W_MAX_DIST, max_dist_item) |
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[d79bb7e] | 263 | blank_item = QtGui.QStandardItem("") |
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[ae34d30] | 264 | self.model.setItem(WIDGETS.W_RG, blank_item) |
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[d79bb7e] | 265 | blank_item = QtGui.QStandardItem("") |
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[ae34d30] | 266 | self.model.setItem(WIDGETS.W_I_ZERO, blank_item) |
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[d79bb7e] | 267 | bgd_item = QtGui.QStandardItem(str(BACKGROUND_INPUT)) |
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[ae34d30] | 268 | self.model.setItem(WIDGETS.W_BACKGROUND_OUTPUT, bgd_item) |
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[d79bb7e] | 269 | blank_item = QtGui.QStandardItem("") |
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[ae34d30] | 270 | self.model.setItem(WIDGETS.W_COMP_TIME, blank_item) |
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[d79bb7e] | 271 | blank_item = QtGui.QStandardItem("") |
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[ae34d30] | 272 | self.model.setItem(WIDGETS.W_CHI_SQUARED, blank_item) |
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[d79bb7e] | 273 | blank_item = QtGui.QStandardItem("") |
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[ae34d30] | 274 | self.model.setItem(WIDGETS.W_OSCILLATION, blank_item) |
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[d79bb7e] | 275 | blank_item = QtGui.QStandardItem("") |
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[ae34d30] | 276 | self.model.setItem(WIDGETS.W_POS_FRACTION, blank_item) |
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[d79bb7e] | 277 | blank_item = QtGui.QStandardItem("") |
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[ae34d30] | 278 | self.model.setItem(WIDGETS.W_SIGMA_POS_FRACTION, blank_item) |
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[fa81e94] | 279 | |
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| 280 | def setupWindow(self): |
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| 281 | """Initialize base window state on init""" |
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| 282 | self.enableButtons() |
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| 283 | self.estimateBgd.setChecked(True) |
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| 284 | |
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[8f83719f] | 285 | def setupValidators(self): |
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| 286 | """Apply validators to editable line edits""" |
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| 287 | self.noOfTermsInput.setValidator(QtGui.QIntValidator()) |
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| 288 | self.regularizationConstantInput.setValidator(GuiUtils.DoubleValidator()) |
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| 289 | self.maxDistanceInput.setValidator(GuiUtils.DoubleValidator()) |
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| 290 | self.minQInput.setValidator(GuiUtils.DoubleValidator()) |
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| 291 | self.maxQInput.setValidator(GuiUtils.DoubleValidator()) |
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| 292 | self.slitHeightInput.setValidator(GuiUtils.DoubleValidator()) |
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| 293 | self.slitWidthInput.setValidator(GuiUtils.DoubleValidator()) |
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| 294 | |
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[fa81e94] | 295 | ###################################################################### |
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| 296 | # Methods for updating GUI |
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| 297 | |
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| 298 | def enableButtons(self): |
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| 299 | """ |
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| 300 | Enable buttons when data is present, else disable them |
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| 301 | """ |
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[ae34d30] | 302 | self.calculateAllButton.setEnabled(len(self._dataList) > 1 |
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| 303 | and not self.isBatch) |
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| 304 | self.calculateThisButton.setEnabled(self.logic.data_is_loaded |
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| 305 | and not self.isBatch) |
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[fa81e94] | 306 | self.removeButton.setEnabled(self.logic.data_is_loaded) |
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| 307 | self.explorerButton.setEnabled(self.logic.data_is_loaded) |
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[b685c7b] | 308 | self.regConstantSuggestionButton.setEnabled( |
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[d79bb7e] | 309 | self.logic.data_is_loaded and |
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[b685c7b] | 310 | self._calculator.suggested_alpha != self._calculator.alpha) |
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| 311 | self.noOfTermsSuggestionButton.setEnabled( |
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[d79bb7e] | 312 | self.logic.data_is_loaded and |
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[b685c7b] | 313 | self._calculator.nfunc != self.nTermsSuggested) |
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[fa81e94] | 314 | |
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| 315 | def populateDataComboBox(self, filename, data_ref): |
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| 316 | """ |
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| 317 | Append a new file name to the data combobox |
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| 318 | :param filename: data filename |
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| 319 | :param data_ref: QStandardItem reference for data set to be added |
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| 320 | """ |
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[6a3e1fe] | 321 | self.dataList.addItem(filename, data_ref) |
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[fa81e94] | 322 | |
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| 323 | def acceptNoTerms(self): |
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| 324 | """Send estimated no of terms to input""" |
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| 325 | self.model.setItem(WIDGETS.W_NO_TERMS, QtGui.QStandardItem( |
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| 326 | self.noOfTermsSuggestionButton.text())) |
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| 327 | |
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| 328 | def acceptAlpha(self): |
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| 329 | """Send estimated alpha to input""" |
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| 330 | self.model.setItem(WIDGETS.W_REGULARIZATION, QtGui.QStandardItem( |
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| 331 | self.regConstantSuggestionButton.text())) |
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| 332 | |
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[edd6720] | 333 | def displayChange(self, data_index=0): |
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[47bf906] | 334 | """Switch to another item in the data list""" |
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[044454d] | 335 | if self.dataDeleted: |
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| 336 | return |
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[edd6720] | 337 | self.updateDataList(self._data) |
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| 338 | self.setCurrentData(self.dataList.itemData(data_index)) |
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[fa81e94] | 339 | |
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| 340 | ###################################################################### |
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| 341 | # GUI Interaction Events |
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| 342 | |
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[ae34d30] | 343 | def updateCalculator(self): |
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[fa81e94] | 344 | """Update all p(r) params""" |
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[edd6720] | 345 | self._calculator.set_x(self.logic.data.x) |
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| 346 | self._calculator.set_y(self.logic.data.y) |
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| 347 | self._calculator.set_err(self.logic.data.dy) |
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[441a03f] | 348 | self.set_background(self.backgroundInput.text()) |
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| 349 | |
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| 350 | def set_background(self, value): |
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| 351 | self._calculator.background = is_float(value) |
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[fa81e94] | 352 | |
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| 353 | def model_changed(self): |
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| 354 | """Update the values when user makes changes""" |
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| 355 | if not self.mapper: |
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| 356 | msg = "Unable to update P{r}. The connection between the main GUI " |
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| 357 | msg += "and P(r) was severed. Attempting to restart P(r)." |
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[6da860a] | 358 | logger.warning(msg) |
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[fa81e94] | 359 | self.setClosable(True) |
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| 360 | self.close() |
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[ae34d30] | 361 | InversionWindow.__init__(self.parent(), list(self._dataList.keys())) |
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[fa81e94] | 362 | exit(0) |
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[8f83719f] | 363 | if self.dmaxWindow is not None: |
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[47bf906] | 364 | self.dmaxWindow.nfunc = self.getNFunc() |
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[bb6b037] | 365 | self.dmaxWindow.pr_state = self._calculator |
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[edd6720] | 366 | self.mapper.toLast() |
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[fa81e94] | 367 | |
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| 368 | def help(self): |
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| 369 | """ |
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| 370 | Open the P(r) Inversion help browser |
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| 371 | """ |
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[e90988c] | 372 | tree_location = "/user/sasgui/perspectives/pr/pr_help.html" |
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[fa81e94] | 373 | |
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| 374 | # Actual file anchor will depend on the combo box index |
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| 375 | # Note that we can be clusmy here, since bad current_fitter_id |
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| 376 | # will just make the page displayed from the top |
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[e90988c] | 377 | self._manager.showHelp(tree_location) |
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[fa81e94] | 378 | |
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| 379 | def toggleBgd(self): |
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| 380 | """ |
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| 381 | Toggle the background between manual and estimated |
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| 382 | """ |
---|
[edd6720] | 383 | if self.estimateBgd.isChecked(): |
---|
| 384 | self.manualBgd.setChecked(False) |
---|
[fa81e94] | 385 | self.backgroundInput.setEnabled(False) |
---|
[304e42f] | 386 | self._calculator.set_est_bck = True |
---|
[edd6720] | 387 | elif self.manualBgd.isChecked(): |
---|
| 388 | self.estimateBgd.setChecked(False) |
---|
[fa81e94] | 389 | self.backgroundInput.setEnabled(True) |
---|
[304e42f] | 390 | self._calculator.set_est_bck = False |
---|
[441a03f] | 391 | else: |
---|
| 392 | pass |
---|
[fa81e94] | 393 | |
---|
| 394 | def openExplorerWindow(self): |
---|
| 395 | """ |
---|
| 396 | Open the Explorer window to see correlations between params and results |
---|
| 397 | """ |
---|
| 398 | from .DMaxExplorerWidget import DmaxWindow |
---|
[6da860a] | 399 | self.dmaxWindow = DmaxWindow(pr_state=self._calculator, |
---|
| 400 | nfunc=self.getNFunc(), |
---|
| 401 | parent=self) |
---|
[fa81e94] | 402 | self.dmaxWindow.show() |
---|
| 403 | |
---|
[98485fe] | 404 | def showBatchOutput(self): |
---|
[76567bb] | 405 | """ |
---|
| 406 | Display the batch output in tabular form |
---|
| 407 | :param output_data: Dictionary mapping filename -> P(r) instance |
---|
| 408 | """ |
---|
[ae34d30] | 409 | if self.batchResultsWindow is None: |
---|
| 410 | self.batchResultsWindow = BatchInversionOutputPanel( |
---|
[98485fe] | 411 | parent=self, output_data=self.batchResults) |
---|
[76567bb] | 412 | else: |
---|
[ae34d30] | 413 | self.batchResultsWindow.setupTable(self.batchResults) |
---|
| 414 | self.batchResultsWindow.show() |
---|
[effdd98] | 415 | |
---|
[fa81e94] | 416 | ###################################################################### |
---|
| 417 | # Response Actions |
---|
| 418 | |
---|
| 419 | def setData(self, data_item=None, is_batch=False): |
---|
| 420 | """ |
---|
| 421 | Assign new data set(s) to the P(r) perspective |
---|
| 422 | Obtain a QStandardItem object and parse it to get Data1D/2D |
---|
| 423 | Pass it over to the calculator |
---|
| 424 | """ |
---|
| 425 | assert data_item is not None |
---|
| 426 | |
---|
| 427 | if not isinstance(data_item, list): |
---|
| 428 | msg = "Incorrect type passed to the P(r) Perspective" |
---|
[47bf906] | 429 | raise AttributeError(msg) |
---|
[fa81e94] | 430 | |
---|
| 431 | for data in data_item: |
---|
[ae34d30] | 432 | if data in self._dataList.keys(): |
---|
[8f83719f] | 433 | # Don't add data if it's already in |
---|
[edd6720] | 434 | continue |
---|
[fa81e94] | 435 | # Create initial internal mappings |
---|
[edd6720] | 436 | self.logic.data = GuiUtils.dataFromItem(data) |
---|
[e51e078] | 437 | # Estimate q range |
---|
| 438 | qmin, qmax = self.logic.computeDataRange() |
---|
| 439 | self._calculator.set_qmin(qmin) |
---|
| 440 | self._calculator.set_qmax(qmax) |
---|
| 441 | self.updateDataList(data) |
---|
[edd6720] | 442 | self.populateDataComboBox(self.logic.data.filename, data) |
---|
| 443 | self.dataList.setCurrentIndex(len(self.dataList) - 1) |
---|
| 444 | self.setCurrentData(data) |
---|
[fa81e94] | 445 | |
---|
[47bf906] | 446 | def updateDataList(self, dataRef): |
---|
| 447 | """Save the current data state of the window into self._data_list""" |
---|
[e51e078] | 448 | if dataRef is None: |
---|
| 449 | return |
---|
[ae34d30] | 450 | self._dataList[dataRef] = { |
---|
[e51e078] | 451 | DICT_KEYS[0]: self._calculator, |
---|
[ae34d30] | 452 | DICT_KEYS[1]: self.prPlot, |
---|
| 453 | DICT_KEYS[2]: self.dataPlot |
---|
[47bf906] | 454 | } |
---|
[98485fe] | 455 | # Update batch results window when finished |
---|
| 456 | self.batchResults[self.logic.data.filename] = self._calculator |
---|
[ae34d30] | 457 | if self.batchResultsWindow is not None: |
---|
[98485fe] | 458 | self.showBatchOutput() |
---|
[47bf906] | 459 | |
---|
[fa81e94] | 460 | def getNFunc(self): |
---|
| 461 | """Get the n_func value from the GUI object""" |
---|
[50bfab0] | 462 | try: |
---|
| 463 | nfunc = int(self.noOfTermsInput.text()) |
---|
| 464 | except ValueError: |
---|
[6da860a] | 465 | logger.error("Incorrect number of terms specified: %s" |
---|
[edd6720] | 466 | %self.noOfTermsInput.text()) |
---|
[50bfab0] | 467 | self.noOfTermsInput.setText(str(NUMBER_OF_TERMS)) |
---|
| 468 | nfunc = NUMBER_OF_TERMS |
---|
| 469 | return nfunc |
---|
[fa81e94] | 470 | |
---|
| 471 | def setCurrentData(self, data_ref): |
---|
[47bf906] | 472 | """Get the data by reference and display as necessary""" |
---|
[304e42f] | 473 | if data_ref is None: |
---|
| 474 | return |
---|
[fa81e94] | 475 | if not isinstance(data_ref, QtGui.QStandardItem): |
---|
| 476 | msg = "Incorrect type passed to the P(r) Perspective" |
---|
[e51e078] | 477 | raise AttributeError(msg) |
---|
[fa81e94] | 478 | # Data references |
---|
| 479 | self._data = data_ref |
---|
[edd6720] | 480 | self.logic.data = GuiUtils.dataFromItem(data_ref) |
---|
[ae34d30] | 481 | self._calculator = self._dataList[data_ref].get(DICT_KEYS[0]) |
---|
| 482 | self.prPlot = self._dataList[data_ref].get(DICT_KEYS[1]) |
---|
| 483 | self.dataPlot = self._dataList[data_ref].get(DICT_KEYS[2]) |
---|
[edd6720] | 484 | self.performEstimate() |
---|
[e51e078] | 485 | |
---|
| 486 | def updateGuiValues(self): |
---|
| 487 | pr = self._calculator |
---|
| 488 | out = self._calculator.out |
---|
| 489 | cov = self._calculator.cov |
---|
| 490 | elapsed = self._calculator.elapsed |
---|
| 491 | alpha = self._calculator.suggested_alpha |
---|
| 492 | self.model.setItem(WIDGETS.W_QMIN, |
---|
| 493 | QtGui.QStandardItem("{:.4g}".format(pr.get_qmin()))) |
---|
| 494 | self.model.setItem(WIDGETS.W_QMAX, |
---|
| 495 | QtGui.QStandardItem("{:.4g}".format(pr.get_qmax()))) |
---|
| 496 | self.model.setItem(WIDGETS.W_BACKGROUND_INPUT, |
---|
[effdd98] | 497 | QtGui.QStandardItem("{:.3g}".format(pr.background))) |
---|
[e51e078] | 498 | self.model.setItem(WIDGETS.W_BACKGROUND_OUTPUT, |
---|
| 499 | QtGui.QStandardItem("{:.3g}".format(pr.background))) |
---|
| 500 | self.model.setItem(WIDGETS.W_COMP_TIME, |
---|
| 501 | QtGui.QStandardItem("{:.4g}".format(elapsed))) |
---|
[ae34d30] | 502 | self.model.setItem(WIDGETS.W_MAX_DIST, |
---|
| 503 | QtGui.QStandardItem("{:.4g}".format(pr.get_dmax()))) |
---|
[b685c7b] | 504 | self.regConstantSuggestionButton.setText("{:-3.2g}".format(alpha)) |
---|
| 505 | self.noOfTermsSuggestionButton.setText( |
---|
| 506 | "{:n}".format(self.nTermsSuggested)) |
---|
[e51e078] | 507 | |
---|
[304e42f] | 508 | if isinstance(pr.chi2, np.ndarray): |
---|
[e51e078] | 509 | self.model.setItem(WIDGETS.W_CHI_SQUARED, |
---|
| 510 | QtGui.QStandardItem("{:.3g}".format(pr.chi2[0]))) |
---|
| 511 | if out is not None: |
---|
| 512 | self.model.setItem(WIDGETS.W_RG, |
---|
| 513 | QtGui.QStandardItem("{:.3g}".format(pr.rg(out)))) |
---|
| 514 | self.model.setItem(WIDGETS.W_I_ZERO, |
---|
| 515 | QtGui.QStandardItem( |
---|
| 516 | "{:.3g}".format(pr.iq0(out)))) |
---|
| 517 | self.model.setItem(WIDGETS.W_OSCILLATION, QtGui.QStandardItem( |
---|
| 518 | "{:.3g}".format(pr.oscillations(out)))) |
---|
| 519 | self.model.setItem(WIDGETS.W_POS_FRACTION, QtGui.QStandardItem( |
---|
| 520 | "{:.3g}".format(pr.get_positive(out)))) |
---|
| 521 | if cov is not None: |
---|
| 522 | self.model.setItem(WIDGETS.W_SIGMA_POS_FRACTION, |
---|
| 523 | QtGui.QStandardItem( |
---|
| 524 | "{:.3g}".format( |
---|
| 525 | pr.get_pos_err(out, cov)))) |
---|
[ae34d30] | 526 | if self.prPlot is not None: |
---|
| 527 | title = self.prPlot.name |
---|
| 528 | GuiUtils.updateModelItemWithPlot(self._data, self.prPlot, title) |
---|
| 529 | self.communicate.plotRequestedSignal.emit([self.prPlot]) |
---|
| 530 | if self.dataPlot is not None: |
---|
| 531 | title = self.dataPlot.name |
---|
| 532 | GuiUtils.updateModelItemWithPlot(self._data, self.dataPlot, title) |
---|
[044454d] | 533 | self.communicate.plotRequestedSignal.emit([self.dataPlot]) |
---|
[b685c7b] | 534 | self.enableButtons() |
---|
[47bf906] | 535 | |
---|
[b9e89d5] | 536 | def removeData(self, data_list=None): |
---|
[47bf906] | 537 | """Remove the existing data reference from the P(r) Persepective""" |
---|
[044454d] | 538 | self.dataDeleted = True |
---|
[d79bb7e] | 539 | self.batchResults = {} |
---|
[b9e89d5] | 540 | if not data_list: |
---|
| 541 | data_list = [self._data] |
---|
[ae34d30] | 542 | self.closeDMax() |
---|
[b9e89d5] | 543 | for data in data_list: |
---|
[ae34d30] | 544 | self._dataList.pop(data) |
---|
[76567bb] | 545 | self._data = None |
---|
[044454d] | 546 | length = len(self.dataList) |
---|
| 547 | for index in reversed(range(length)): |
---|
[b9e89d5] | 548 | if self.dataList.itemData(index) in data_list: |
---|
| 549 | self.dataList.removeItem(index) |
---|
[e51e078] | 550 | # Last file removed |
---|
[044454d] | 551 | self.dataDeleted = False |
---|
[ae34d30] | 552 | if len(self._dataList) == 0: |
---|
| 553 | self.prPlot = None |
---|
| 554 | self.dataPlot = None |
---|
[edd6720] | 555 | self.logic.data = None |
---|
[ae34d30] | 556 | self._calculator = Invertor() |
---|
| 557 | self.closeBatchResults() |
---|
[b685c7b] | 558 | self.nTermsSuggested = NUMBER_OF_TERMS |
---|
| 559 | self.noOfTermsSuggestionButton.setText("{:n}".format( |
---|
| 560 | self.nTermsSuggested)) |
---|
| 561 | self.regConstantSuggestionButton.setText("{:-3.2g}".format( |
---|
| 562 | REGULARIZATION)) |
---|
[edd6720] | 563 | self.updateGuiValues() |
---|
[b685c7b] | 564 | self.setupModel() |
---|
[ba4e3ba] | 565 | else: |
---|
| 566 | self.dataList.setCurrentIndex(0) |
---|
| 567 | self.updateGuiValues() |
---|
[fa81e94] | 568 | |
---|
| 569 | ###################################################################### |
---|
| 570 | # Thread Creators |
---|
[98485fe] | 571 | |
---|
[fa81e94] | 572 | def startThreadAll(self): |
---|
[98485fe] | 573 | self.isBatch = True |
---|
[d79bb7e] | 574 | self.batchComplete = [] |
---|
| 575 | self.calculateAllButton.setText("Calculating...") |
---|
| 576 | self.enableButtons() |
---|
| 577 | self.batchResultsWindow = BatchInversionOutputPanel( |
---|
| 578 | parent=self, output_data=self.batchResults) |
---|
[98485fe] | 579 | self.performEstimate() |
---|
| 580 | |
---|
| 581 | def startNextBatchItem(self): |
---|
| 582 | self.isBatch = False |
---|
[ae34d30] | 583 | for index in range(len(self._dataList)): |
---|
[98485fe] | 584 | if index not in self.batchComplete: |
---|
| 585 | self.dataList.setCurrentIndex(index) |
---|
| 586 | self.isBatch = True |
---|
[6da860a] | 587 | # Add the index before calculating in case calculation fails |
---|
| 588 | self.batchComplete.append(index) |
---|
[98485fe] | 589 | break |
---|
| 590 | if self.isBatch: |
---|
[76567bb] | 591 | self.performEstimate() |
---|
[ae34d30] | 592 | else: |
---|
| 593 | # If no data sets left, end batch calculation |
---|
[d79bb7e] | 594 | self.batchComplete = [] |
---|
[ae34d30] | 595 | self.calculateAllButton.setText("Calculate All") |
---|
[5a5e371] | 596 | self.showBatchOutput() |
---|
[ae34d30] | 597 | self.enableButtons() |
---|
[fa81e94] | 598 | |
---|
| 599 | def startThread(self): |
---|
| 600 | """ |
---|
| 601 | Start a calculation thread |
---|
| 602 | """ |
---|
| 603 | from .Thread import CalcPr |
---|
| 604 | |
---|
| 605 | # Set data before running the calculations |
---|
[ae34d30] | 606 | self.updateCalculator() |
---|
[6da860a] | 607 | # Disable calculation buttons to prevent thread interference |
---|
| 608 | self.calculateAllButton.setEnabled(False) |
---|
| 609 | self.calculateThisButton.setEnabled(False) |
---|
[fa81e94] | 610 | |
---|
| 611 | # If a thread is already started, stop it |
---|
[ae34d30] | 612 | if self.calcThread is not None and self.calcThread.isrunning(): |
---|
| 613 | self.calcThread.stop() |
---|
[fa81e94] | 614 | pr = self._calculator.clone() |
---|
| 615 | nfunc = self.getNFunc() |
---|
[ae34d30] | 616 | self.calcThread = CalcPr(pr, nfunc, |
---|
| 617 | error_func=self._threadError, |
---|
| 618 | completefn=self._calculateCompleted, |
---|
| 619 | updatefn=None) |
---|
| 620 | self.calcThread.queue() |
---|
| 621 | self.calcThread.ready(2.5) |
---|
[fa81e94] | 622 | |
---|
| 623 | def performEstimateNT(self): |
---|
| 624 | """ |
---|
[f1ec901] | 625 | Perform parameter estimation |
---|
[fa81e94] | 626 | """ |
---|
| 627 | from .Thread import EstimateNT |
---|
| 628 | |
---|
[ae34d30] | 629 | self.updateCalculator() |
---|
[edd6720] | 630 | |
---|
[fa81e94] | 631 | # If a thread is already started, stop it |
---|
[ae34d30] | 632 | if (self.estimationThreadNT is not None and |
---|
| 633 | self.estimationThreadNT.isrunning()): |
---|
| 634 | self.estimationThreadNT.stop() |
---|
[fa81e94] | 635 | pr = self._calculator.clone() |
---|
| 636 | # Skip the slit settings for the estimation |
---|
| 637 | # It slows down the application and it doesn't change the estimates |
---|
| 638 | pr.slit_height = 0.0 |
---|
| 639 | pr.slit_width = 0.0 |
---|
| 640 | nfunc = self.getNFunc() |
---|
[f1ec901] | 641 | |
---|
[ae34d30] | 642 | self.estimationThreadNT = EstimateNT(pr, nfunc, |
---|
| 643 | error_func=self._threadError, |
---|
| 644 | completefn=self._estimateNTCompleted, |
---|
| 645 | updatefn=None) |
---|
| 646 | self.estimationThreadNT.queue() |
---|
| 647 | self.estimationThreadNT.ready(2.5) |
---|
[fa81e94] | 648 | |
---|
| 649 | def performEstimate(self): |
---|
| 650 | """ |
---|
| 651 | Perform parameter estimation |
---|
| 652 | """ |
---|
| 653 | from .Thread import EstimatePr |
---|
| 654 | |
---|
| 655 | # If a thread is already started, stop it |
---|
[ae34d30] | 656 | if (self.estimationThread is not None and |
---|
| 657 | self.estimationThread.isrunning()): |
---|
| 658 | self.estimationThread.stop() |
---|
| 659 | self.estimationThread = EstimatePr(self._calculator.clone(), |
---|
| 660 | self.getNFunc(), |
---|
| 661 | error_func=self._threadError, |
---|
| 662 | completefn=self._estimateCompleted, |
---|
| 663 | updatefn=None) |
---|
| 664 | self.estimationThread.queue() |
---|
| 665 | self.estimationThread.ready(2.5) |
---|
[fa81e94] | 666 | |
---|
| 667 | ###################################################################### |
---|
| 668 | # Thread Complete |
---|
| 669 | |
---|
| 670 | def _estimateCompleted(self, alpha, message, elapsed): |
---|
[f1ec901] | 671 | ''' Send a signal to the main thread for model update''' |
---|
| 672 | self.estimateSignal.emit((alpha, message, elapsed)) |
---|
| 673 | |
---|
| 674 | def _estimateUpdate(self, output_tuple): |
---|
[fa81e94] | 675 | """ |
---|
| 676 | Parameter estimation completed, |
---|
| 677 | display the results to the user |
---|
| 678 | |
---|
| 679 | :param alpha: estimated best alpha |
---|
| 680 | :param elapsed: computation time |
---|
| 681 | """ |
---|
[f1ec901] | 682 | alpha, message, elapsed = output_tuple |
---|
[6da860a] | 683 | self._calculator.alpha = alpha |
---|
| 684 | self._calculator.elapsed += self._calculator.elapsed |
---|
[fa81e94] | 685 | if message: |
---|
[6da860a] | 686 | logger.info(message) |
---|
[98485fe] | 687 | self.performEstimateNT() |
---|
[fa81e94] | 688 | |
---|
| 689 | def _estimateNTCompleted(self, nterms, alpha, message, elapsed): |
---|
[f1ec901] | 690 | ''' Send a signal to the main thread for model update''' |
---|
| 691 | self.estimateNTSignal.emit((nterms, alpha, message, elapsed)) |
---|
| 692 | |
---|
| 693 | def _estimateNTUpdate(self, output_tuple): |
---|
[fa81e94] | 694 | """ |
---|
| 695 | Parameter estimation completed, |
---|
| 696 | display the results to the user |
---|
| 697 | |
---|
| 698 | :param alpha: estimated best alpha |
---|
| 699 | :param nterms: estimated number of terms |
---|
| 700 | :param elapsed: computation time |
---|
| 701 | """ |
---|
[f1ec901] | 702 | nterms, alpha, message, elapsed = output_tuple |
---|
[6da860a] | 703 | self._calculator.elapsed += elapsed |
---|
[e51e078] | 704 | self._calculator.suggested_alpha = alpha |
---|
| 705 | self.nTermsSuggested = nterms |
---|
[fa81e94] | 706 | # Save useful info |
---|
[e51e078] | 707 | self.updateGuiValues() |
---|
[fa81e94] | 708 | if message: |
---|
[6da860a] | 709 | logger.info(message) |
---|
[98485fe] | 710 | if self.isBatch: |
---|
| 711 | self.acceptAlpha() |
---|
| 712 | self.acceptNoTerms() |
---|
| 713 | self.startThread() |
---|
[fa81e94] | 714 | |
---|
[f1ec901] | 715 | def _calculateCompleted(self, out, cov, pr, elapsed): |
---|
| 716 | ''' Send a signal to the main thread for model update''' |
---|
| 717 | self.calculateSignal.emit((out, cov, pr, elapsed)) |
---|
| 718 | |
---|
| 719 | def _calculateUpdate(self, output_tuple): |
---|
[fa81e94] | 720 | """ |
---|
| 721 | Method called with the results when the inversion is done |
---|
| 722 | |
---|
| 723 | :param out: output coefficient for the base functions |
---|
| 724 | :param cov: covariance matrix |
---|
| 725 | :param pr: Invertor instance |
---|
| 726 | :param elapsed: time spent computing |
---|
| 727 | """ |
---|
[f1ec901] | 728 | out, cov, pr, elapsed = output_tuple |
---|
[fa81e94] | 729 | # Save useful info |
---|
| 730 | cov = np.ascontiguousarray(cov) |
---|
| 731 | pr.cov = cov |
---|
| 732 | pr.out = out |
---|
| 733 | pr.elapsed = elapsed |
---|
| 734 | |
---|
| 735 | # Save Pr invertor |
---|
| 736 | self._calculator = pr |
---|
[f1ec901] | 737 | |
---|
[318b353e] | 738 | # Update P(r) and fit plots |
---|
[ae34d30] | 739 | self.prPlot = self.logic.newPRPlot(out, self._calculator, cov) |
---|
| 740 | self.prPlot.filename = self.logic.data.filename |
---|
| 741 | self.dataPlot = self.logic.new1DPlot(out, self._calculator) |
---|
| 742 | self.dataPlot.filename = self.logic.data.filename |
---|
[318b353e] | 743 | |
---|
| 744 | # Udpate internals and GUI |
---|
[e51e078] | 745 | self.updateDataList(self._data) |
---|
| 746 | self.updateGuiValues() |
---|
[98485fe] | 747 | if self.isBatch: |
---|
| 748 | self.batchComplete.append(self.dataList.currentIndex()) |
---|
| 749 | self.startNextBatchItem() |
---|
[fa81e94] | 750 | |
---|
| 751 | def _threadError(self, error): |
---|
| 752 | """ |
---|
| 753 | Call-back method for calculation errors |
---|
| 754 | """ |
---|
[6da860a] | 755 | logger.error(error) |
---|