1 | |
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2 | |
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3 | ################################################################################ |
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4 | #This software was developed by the University of Tennessee as part of the |
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5 | #Distributed Data Analysis of Neutron Scattering Experiments (DANSE) |
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6 | #project funded by the US National Science Foundation. |
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7 | # |
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8 | #See the license text in license.txt |
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9 | # |
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10 | #copyright 2009, University of Tennessee |
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11 | ################################################################################ |
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12 | |
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13 | |
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14 | import re |
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15 | import sys |
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16 | import wx |
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17 | import logging |
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18 | import numpy |
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19 | #import math |
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20 | import string |
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21 | import time |
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22 | #import thread |
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23 | from copy import deepcopy |
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24 | |
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25 | import models |
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26 | import fitpage |
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27 | |
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28 | from DataLoader.loader import Loader |
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29 | from sans.guiframe.dataFitting import Data2D |
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30 | from sans.guiframe.dataFitting import Data1D |
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31 | from sans.guiframe.events import NewPlotEvent |
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32 | from sans.guiframe.events import StatusEvent |
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33 | from sans.guiframe.events import EVT_SLICER_PANEL |
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34 | from sans.guiframe.events import EVT_REMOVE_DATA |
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35 | from sans.guiframe.events import EVT_SLICER_PARS_UPDATE |
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36 | from sans.guiframe.gui_style import GUIFRAME_ID |
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37 | from sans.guiframe.plugin_base import PluginBase |
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38 | |
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39 | |
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40 | from .console import ConsoleUpdate |
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41 | from .fitproblem import FitProblem |
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42 | from .fitpanel import FitPanel |
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43 | from .fit_thread import FitThread |
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44 | from .pagestate import Reader |
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45 | from .fitpage import Chi2UpdateEvent |
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46 | |
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47 | DEFAULT_BEAM = 0.005 |
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48 | DEFAULT_QMIN = 0.001 |
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49 | DEFAULT_QMAX = 0.13 |
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50 | DEFAULT_NPTS = 50 |
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51 | MAX_NBR_DATA = 4 |
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52 | |
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53 | |
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54 | (PageInfoEvent, EVT_PAGE_INFO) = wx.lib.newevent.NewEvent() |
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55 | |
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56 | |
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57 | |
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58 | class Plugin(PluginBase): |
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59 | """ |
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60 | Fitting plugin is used to perform fit |
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61 | """ |
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62 | def __init__(self, standalone=False): |
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63 | PluginBase.__init__(self, name="Fitting", standalone=standalone) |
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64 | |
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65 | #Provide list of models existing in the application |
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66 | self.menu_mng = models.ModelManager() |
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67 | |
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68 | #list of panel to send to guiframe |
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69 | self.mypanels = [] |
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70 | # reference to the current running thread |
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71 | self.calc_2D = None |
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72 | self.calc_1D = None |
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73 | self.calc_fit = None |
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74 | |
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75 | # Start with a good default |
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76 | self.elapsed = 0.022 |
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77 | # the type of optimizer selected, park or scipy |
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78 | self.fitter = None |
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79 | #let fit ready |
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80 | self.fitproblem_count = None |
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81 | #Flag to let the plug-in know that it is running stand alone |
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82 | self.standalone = True |
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83 | ## dictionary of page closed and id |
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84 | self.closed_page_dict = {} |
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85 | ## Fit engine |
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86 | self._fit_engine = 'scipy' |
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87 | #List of selected data |
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88 | self.selected_data_list = [] |
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89 | ## list of slicer panel created to display slicer parameters and results |
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90 | self.slicer_panels = [] |
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91 | # model 2D view |
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92 | self.model2D_id = None |
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93 | #keep reference of the simultaneous fit page |
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94 | self.sim_page = None |
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95 | |
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96 | #Create a reader for fit page's state |
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97 | self.state_reader = None |
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98 | self._extensions = '.fitv' |
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99 | self.temp_state = [] |
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100 | self.state_index = 0 |
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101 | self.sfile_ext = None |
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102 | # take care of saving data, model and page associated with each other |
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103 | self.page_finder = {} |
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104 | # Log startup |
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105 | logging.info("Fitting plug-in started") |
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106 | |
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107 | def populate_menu(self, owner): |
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108 | """ |
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109 | Create a menu for the Fitting plug-in |
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110 | |
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111 | :param id: id to create a menu |
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112 | :param owner: owner of menu |
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113 | |
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114 | :return: list of information to populate the main menu |
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115 | |
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116 | """ |
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117 | #Menu for fitting |
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118 | self.menu1 = wx.Menu() |
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119 | |
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120 | #Set park engine |
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121 | id3 = wx.NewId() |
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122 | scipy_help= "Scipy Engine: Perform Simple fit. More in Help window...." |
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123 | self.menu1.AppendCheckItem(id3, "Simple Fit [Scipy]",scipy_help) |
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124 | wx.EVT_MENU(owner, id3, self._onset_engine_scipy) |
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125 | |
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126 | id3 = wx.NewId() |
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127 | park_help = "Park Engine: Perform Complex fit. More in Help window...." |
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128 | self.menu1.AppendCheckItem(id3, "Complex Fit [Park]",park_help) |
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129 | wx.EVT_MENU(owner, id3, self._onset_engine_park) |
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130 | |
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131 | self.menu1.FindItemByPosition(0).Check(True) |
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132 | self.menu1.FindItemByPosition(1).Check(False) |
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133 | |
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134 | self.menu1.AppendSeparator() |
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135 | id1 = wx.NewId() |
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136 | simul_help = "Simultaneous Fit" |
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137 | self.menu1.Append(id1, '&Simultaneous Page',simul_help) |
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138 | wx.EVT_MENU(owner, id1, self.on_add_sim_page) |
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139 | |
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140 | id1 = wx.NewId() |
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141 | simul_help = "Add new fit page" |
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142 | self.menu1.Append(id1, '&Create New Page',simul_help) |
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143 | wx.EVT_MENU(owner, id1, self.on_add_new_page) |
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144 | |
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145 | #self.fit_panel.set_model_list(self.menu_mng.get_model_list()) |
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146 | |
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147 | #create menubar items |
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148 | return [(self.menu1, "Fitting")] |
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149 | |
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150 | def on_add_sim_page(self, event): |
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151 | """ |
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152 | Create a page to access simultaneous fit option |
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153 | """ |
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154 | if self.sim_page != None: |
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155 | msg= "Simultaneous Fit page already opened" |
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156 | wx.PostEvent(self.parent, StatusEvent(status= msg)) |
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157 | return |
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158 | |
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159 | self.sim_page= self.fit_panel.add_sim_page() |
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160 | |
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161 | def help(self, evt): |
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162 | """ |
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163 | Show a general help dialog. |
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164 | """ |
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165 | from help_panel import HelpWindow |
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166 | frame = HelpWindow(None, -1, 'HelpWindow') |
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167 | frame.Show(True) |
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168 | |
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169 | def get_context_menu(self, plotpanel=None): |
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170 | """ |
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171 | Get the context menu items available for P(r).them allow fitting option |
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172 | for Data2D and Data1D only. |
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173 | |
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174 | :param graph: the Graph object to which we attach the context menu |
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175 | |
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176 | :return: a list of menu items with call-back function |
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177 | |
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178 | :note: if Data1D was generated from Theory1D |
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179 | the fitting option is not allowed |
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180 | |
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181 | """ |
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182 | graph = plotpanel.graph |
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183 | fit_option = "Select data for fitting" |
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184 | fit_hint = "Dialog with fitting parameters " |
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185 | |
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186 | if graph.selected_plottable not in plotpanel.plots: |
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187 | return [] |
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188 | item = plotpanel.plots[graph.selected_plottable] |
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189 | if item.__class__.__name__ is "Data2D": |
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190 | if hasattr(item,"is_data"): |
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191 | if item.is_data: |
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192 | return [[fit_option, fit_hint, self._onSelect]] |
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193 | else: |
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194 | return [] |
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195 | return [[fit_option, fit_hint, self._onSelect]] |
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196 | else: |
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197 | |
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198 | # if is_data is true , this in an actual data loaded |
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199 | #else it is a data created from a theory model |
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200 | if hasattr(item,"is_data"): |
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201 | if item.is_data: |
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202 | return [[fit_option, fit_hint, |
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203 | self._onSelect]] |
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204 | else: |
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205 | return [] |
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206 | return [] |
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207 | |
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208 | |
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209 | def get_panels(self, parent): |
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210 | """ |
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211 | Create and return a list of panel objects |
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212 | """ |
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213 | self.parent = parent |
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214 | #self.parent.Bind(EVT_FITSTATE_UPDATE, self.on_set_state_helper) |
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215 | # Creation of the fit panel |
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216 | self.fit_panel = FitPanel(parent=self.parent, manager=self) |
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217 | self.on_add_new_page(event=None) |
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218 | #Set the manager for the main panel |
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219 | self.fit_panel.set_manager(self) |
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220 | # List of windows used for the perspective |
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221 | self.perspective = [] |
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222 | self.perspective.append(self.fit_panel.window_name) |
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223 | |
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224 | #index number to create random model name |
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225 | self.index_model = 0 |
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226 | self.index_theory= 0 |
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227 | self.parent.Bind(EVT_SLICER_PANEL, self._on_slicer_event) |
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228 | |
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229 | self.parent.Bind(EVT_REMOVE_DATA, self._closed_fitpage) |
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230 | self.parent.Bind(EVT_SLICER_PARS_UPDATE, self._onEVT_SLICER_PANEL) |
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231 | self.parent._mgr.Bind(wx.aui.EVT_AUI_PANE_CLOSE,self._onclearslicer) |
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232 | #Create reader when fitting panel are created |
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233 | self.state_reader = Reader(self.set_state) |
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234 | #append that reader to list of available reader |
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235 | loader = Loader() |
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236 | loader.associate_file_reader(".fitv", self.state_reader) |
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237 | loader.associate_file_reader(".svs", self.state_reader) |
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238 | from sans.perspectives.calculator.sld_panel import SldPanel |
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239 | #Send the fitting panel to guiframe |
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240 | self.mypanels.append(self.fit_panel) |
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241 | self.mypanels.append(SldPanel(parent=self.parent, base=self.parent)) |
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242 | return self.mypanels |
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243 | |
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244 | def clear_panel(self): |
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245 | """ |
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246 | """ |
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247 | self.fit_panel.clear_panel() |
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248 | |
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249 | def set_default_perspective(self): |
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250 | """ |
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251 | Call back method that True to notify the parent that the current plug-in |
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252 | can be set as default perspective. |
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253 | when returning False, the plug-in is not candidate for an automatic |
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254 | default perspective setting |
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255 | """ |
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256 | return True |
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257 | |
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258 | def set_data(self, data_list): |
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259 | """ |
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260 | receive a list of data to fit |
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261 | """ |
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262 | selected_data_list = [] |
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263 | if len(data_list) > MAX_NBR_DATA : |
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264 | from fitting_widgets import DataDialog |
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265 | dlg = DataDialog(data_list=data_list, nb_data=MAX_NBR_DATA) |
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266 | if dlg.ShowModal() == wx.ID_OK: |
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267 | selected_data_list = dlg.get_data() |
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268 | else: |
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269 | selected_data_list = data_list |
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270 | for data in selected_data_list: |
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271 | self.add_fit_page(data=data) |
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272 | wx.PostEvent(self.parent, NewPlotEvent(plot=data, |
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273 | title=str(data.title))) |
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274 | |
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275 | def set_state(self, state=None, datainfo=None, format=None): |
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276 | """ |
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277 | Call-back method for the fit page state reader. |
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278 | This method is called when a .fitv/.svs file is loaded. |
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279 | |
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280 | : param state: PageState object |
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281 | : param datainfo: data |
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282 | """ |
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283 | #state = self.state_reader.get_state() |
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284 | if state != None: |
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285 | # store fitting state in temp_state |
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286 | self.temp_state.append(state) |
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287 | else: |
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288 | self.temp_state = [] |
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289 | # index to start with for a new set_state |
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290 | self.state_index = 0 |
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291 | # state file format |
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292 | self.sfile_ext = format |
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293 | |
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294 | self.on_set_state_helper(event=None) |
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295 | |
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296 | def on_set_state_helper(self,event=None): |
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297 | """ |
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298 | Set_state_helper. This actually sets state after plotting data from state file. |
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299 | |
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300 | : event: FitStateUpdateEvent called by dataloader.plot_data from guiframe |
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301 | """ |
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302 | if len(self.temp_state) == 0: |
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303 | if self.state_index==0 and len(self.mypanels) <= 0 and self.sfile_ext =='.svs': |
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304 | self.fit_panel.add_default_pages() |
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305 | self.temp_state = [] |
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306 | self.state_index = 0 |
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307 | return |
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308 | |
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309 | try: |
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310 | # Load fitting state |
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311 | state = self.temp_state[self.state_index] |
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312 | #panel state should have model selection to set_state |
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313 | if state.formfactorcombobox != None: |
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314 | #set state |
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315 | data = self.parent.create_gui_data(state.data) |
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316 | |
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317 | data.group_id = state.data.group_id |
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318 | self.parent.add_data(data_list=[data]) |
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319 | wx.PostEvent(self.parent, NewPlotEvent(plot=data, |
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320 | title=data.title)) |
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321 | page = self.fit_panel.set_state(state) |
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322 | else: |
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323 | self.parent.add_data(data_list=[data]) |
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324 | wx.PostEvent(self.parent, NewPlotEvent(plot=data, |
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325 | title=data.title)) |
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326 | #just set data because set_state won't work |
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327 | data = self.parent.create_gui_data(state.data) |
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328 | data.group_id = state.data.group_id |
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329 | self.add_fit_page(data) |
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330 | caption = panel.window_name |
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331 | self.store_data(page=panel.id, data=data, caption=caption) |
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332 | self.mypanels.append(panel) |
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333 | |
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334 | # get ready for the next set_state |
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335 | self.state_index += 1 |
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336 | |
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337 | #reset state variables to default when all set_state is finished. |
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338 | if len(self.temp_state) == self.state_index: |
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339 | |
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340 | self.temp_state = [] |
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341 | #self.state_index = 0 |
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342 | # Make sure the user sees the fitting panel after loading |
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343 | #self.parent.set_perspective(self.perspective) |
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344 | self.on_perspective(event=None) |
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345 | except: |
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346 | self.state_index==0 |
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347 | self.temp_state = [] |
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348 | raise |
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349 | |
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350 | def save_fit_state(self, filepath, fitstate): |
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351 | """ |
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352 | save fit page state into file |
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353 | """ |
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354 | self.state_reader.write(filename=filepath, fitstate=fitstate) |
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355 | |
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356 | def set_fit_range(self, id, qmin, qmax): |
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357 | """ |
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358 | Set the fitting range of a given page |
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359 | """ |
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360 | self.page_finder[id].set_range(qmin=qmin, qmax=qmax) |
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361 | |
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362 | def schedule_for_fit(self,value=0, id=None,fitproblem =None): |
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363 | """ |
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364 | Set the fit problem field to 0 or 1 to schedule that problem to fit. |
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365 | Schedule the specified fitproblem or get the fit problem related to |
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366 | the current page and set value. |
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367 | |
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368 | :param value: integer 0 or 1 |
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369 | :param fitproblem: fitproblem to schedule or not to fit |
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370 | |
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371 | """ |
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372 | if fitproblem !=None: |
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373 | fitproblem.schedule_tofit(value) |
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374 | else: |
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375 | self.page_finder[id].schedule_tofit(value) |
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376 | |
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377 | def get_page_finder(self): |
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378 | """ |
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379 | return self.page_finder used also by simfitpage.py |
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380 | """ |
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381 | return self.page_finder |
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382 | |
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383 | def set_page_finder(self,modelname,names,values): |
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384 | """ |
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385 | Used by simfitpage.py to reset a parameter given the string constrainst. |
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386 | |
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387 | :param modelname: the name ot the model for with the parameter has to reset |
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388 | :param value: can be a string in this case. |
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389 | :param names: the paramter name |
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390 | |
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391 | :note: expecting park used for fit. |
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392 | |
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393 | """ |
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394 | sim_page_id = self.sim_page.id |
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395 | for id, value in self.page_finder.iteritems(): |
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396 | if id != sim_page_id: |
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397 | list = value.get_model() |
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398 | model = list[0] |
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399 | if model.name == modelname: |
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400 | value.set_model_param(names, values) |
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401 | break |
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402 | |
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403 | def split_string(self,item): |
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404 | """ |
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405 | receive a word containing dot and split it. used to split parameterset |
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406 | name into model name and parameter name example: :: |
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407 | |
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408 | paramaterset (item) = M1.A |
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409 | Will return model_name = M1 , parameter name = A |
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410 | |
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411 | """ |
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412 | if string.find(item,".")!=-1: |
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413 | param_names= re.split("\.",item) |
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414 | model_name=param_names[0] |
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415 | ##Assume max len is 3; eg., M0.radius.width |
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416 | if len(param_names) == 3: |
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417 | param_name=param_names[1]+"."+param_names[2] |
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418 | else: |
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419 | param_name=param_names[1] |
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420 | return model_name,param_name |
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421 | |
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422 | def stop_fit(self): |
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423 | """ |
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424 | Stop the fit engine |
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425 | """ |
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426 | if self.calc_fit!= None and self.calc_fit.isrunning(): |
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427 | self.calc_fit.stop() |
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428 | wx.PostEvent(self.parent, StatusEvent(status="Fitting \ |
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429 | is cancelled" , type="stop")) |
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430 | |
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431 | def set_smearer(self, id, smearer, qmin=None, qmax=None, draw=True): |
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432 | """ |
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433 | Get a smear object and store it to a fit problem |
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434 | |
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435 | :param smearer: smear object to allow smearing data |
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436 | |
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437 | """ |
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438 | if id not in self.page_finder.keys(): |
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439 | msg = "Cannot find ID: %s in page_finder" % str(id) |
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440 | raise ValueError, msg |
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441 | self.page_finder[id].set_smearer(smearer) |
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442 | if draw: |
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443 | ## draw model 1D with smeared data |
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444 | data = self.page_finder[id].get_fit_data() |
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445 | model = self.page_finder[id].get_model() |
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446 | if model is None: |
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447 | return |
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448 | ## if user has already selected a model to plot |
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449 | ## redraw the model with data smeared |
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450 | smear = self.page_finder[id].get_smearer() |
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451 | self.draw_model(model=model, data=data, id=id, smearer=smear, |
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452 | qmin=qmin, qmax=qmax) |
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453 | |
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454 | def draw_model(self, model, id, data=None, smearer=None, |
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455 | enable1D=True, enable2D=False, |
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456 | state=None, |
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457 | qmin=DEFAULT_QMIN, qmax=DEFAULT_QMAX, qstep=DEFAULT_NPTS): |
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458 | """ |
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459 | Draw model. |
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460 | |
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461 | :param model: the model to draw |
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462 | :param name: the name of the model to draw |
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463 | :param data: the data on which the model is based to be drawn |
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464 | :param description: model's description |
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465 | :param enable1D: if true enable drawing model 1D |
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466 | :param enable2D: if true enable drawing model 2D |
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467 | :param qmin: Range's minimum value to draw model |
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468 | :param qmax: Range's maximum value to draw model |
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469 | :param qstep: number of step to divide the x and y-axis |
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470 | |
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471 | """ |
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472 | if data.__class__.__name__ != "Data2D": |
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473 | ## draw model 1D with no loaded data |
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474 | |
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475 | self._draw_model1D(model=model, |
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476 | data=data, |
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477 | id=id, |
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478 | enable1D=enable1D, |
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479 | smearer=smearer, |
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480 | qmin=qmin, |
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481 | qmax=qmax, |
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482 | state=state, |
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483 | qstep=qstep) |
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484 | else: |
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485 | ## draw model 2D with no initial data |
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486 | self._draw_model2D(model=model, |
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487 | id=id, |
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488 | data=data, |
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489 | enable2D=enable2D, |
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490 | smearer=smearer, |
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491 | qmin=qmin, |
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492 | qmax=qmax, |
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493 | state=state, |
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494 | qstep=qstep) |
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495 | |
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496 | def onFit(self): |
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497 | """ |
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498 | perform fit |
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499 | """ |
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500 | ## count the number of fitproblem schedule to fit |
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501 | fitproblem_count = 0 |
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502 | for value in self.page_finder.itervalues(): |
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503 | if value.get_scheduled() == 1: |
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504 | fitproblem_count += 1 |
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505 | |
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506 | ## if simultaneous fit change automatically the engine to park |
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507 | if fitproblem_count > 1: |
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508 | self._on_change_engine(engine='park') |
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509 | |
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510 | self.fitproblem_count = fitproblem_count |
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511 | |
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512 | from sans.fit.Fitting import Fit |
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513 | self.fitter = Fit(self._fit_engine) |
---|
514 | |
---|
515 | if self._fit_engine == "park": |
---|
516 | engineType = "Simultaneous Fit" |
---|
517 | else: |
---|
518 | engineType = "Single Fit" |
---|
519 | |
---|
520 | fproblemId = 0 |
---|
521 | self.current_pg = None |
---|
522 | for id, value in self.page_finder.iteritems(): |
---|
523 | try: |
---|
524 | if value.get_scheduled() == 1: |
---|
525 | #Get list of parameters name to fit |
---|
526 | pars = [] |
---|
527 | templist = [] |
---|
528 | page = self.fit_panel.get_page_by_id(id) |
---|
529 | templist = page.get_param_list() |
---|
530 | for element in templist: |
---|
531 | name = str(element[1]) |
---|
532 | pars.append(name) |
---|
533 | #Set Engine (model , data) related to the page on |
---|
534 | self._fit_helper(value=value, pars=pars, |
---|
535 | id=fproblemId, title=engineType) |
---|
536 | fproblemId += 1 |
---|
537 | self.current_page_id = page |
---|
538 | except: |
---|
539 | raise |
---|
540 | #msg= "%s error: %s" % (engineType, sys.exc_value) |
---|
541 | #wx.PostEvent(self.parent, StatusEvent(status=msg, info="error", |
---|
542 | # type="stop")) |
---|
543 | #return |
---|
544 | ## If a thread is already started, stop it |
---|
545 | #if self.calc_fit!= None and self.calc_fit.isrunning(): |
---|
546 | # self.calc_fit.stop() |
---|
547 | #Handler used for park engine displayed message |
---|
548 | handler = ConsoleUpdate(parent=self.parent,improvement_delta=0.1) |
---|
549 | ## perform single fit |
---|
550 | if fitproblem_count == 1: |
---|
551 | calc_fit = FitThread(parent=self.parent, |
---|
552 | handler = handler, |
---|
553 | fn=self.fitter, |
---|
554 | pars=pars, |
---|
555 | updatefn=handler.update_fit, |
---|
556 | completefn=self._single_fit_completed) |
---|
557 | else: |
---|
558 | ## Perform more than 1 fit at the time |
---|
559 | calc_fit = FitThread(parent=self.parent, |
---|
560 | handler=handler, |
---|
561 | fn= self.fitter, |
---|
562 | completefn= self._simul_fit_completed, |
---|
563 | updatefn=handler.update_fit) |
---|
564 | |
---|
565 | calc_fit.queue() |
---|
566 | self.ready_fit(calc_fit=calc_fit) |
---|
567 | |
---|
568 | def ready_fit(self, calc_fit): |
---|
569 | """ |
---|
570 | Ready for another fit |
---|
571 | """ |
---|
572 | if self.fitproblem_count != None and self.fitproblem_count > 1: |
---|
573 | calc_fit.ready(2.5) |
---|
574 | |
---|
575 | else: |
---|
576 | time.sleep(0.4) |
---|
577 | |
---|
578 | def remove_plot(self, id, theory=False): |
---|
579 | """ |
---|
580 | remove model plot when a fit page is closed |
---|
581 | """ |
---|
582 | fitproblem = self.page_finder[id] |
---|
583 | data = fitproblem.get_fit_data() |
---|
584 | model = fitproblem.get_model() |
---|
585 | id = None |
---|
586 | if model is not None: |
---|
587 | id = data.id + name |
---|
588 | if theory: |
---|
589 | id = data.id |
---|
590 | group_id = data.group_id[len(data.group_id)-1] |
---|
591 | wx.PostEvent(self.parent, NewPlotEvent(id=id, |
---|
592 | group_id=group_id, |
---|
593 | remove=True)) |
---|
594 | |
---|
595 | def store_data(self, id, data=None, caption=None): |
---|
596 | """ |
---|
597 | Helper to save page reference into the plug-in |
---|
598 | |
---|
599 | :param page: page to store |
---|
600 | |
---|
601 | """ |
---|
602 | #create a fitproblem storing all link to data,model,page creation |
---|
603 | if not id in self.page_finder.keys(): |
---|
604 | self.page_finder[id] = FitProblem() |
---|
605 | self.page_finder[id].set_fit_data(data) |
---|
606 | self.page_finder[id].set_fit_tab_caption(caption) |
---|
607 | |
---|
608 | def on_add_new_page(self, event=None): |
---|
609 | """ |
---|
610 | ask fit panel to create a new empty page |
---|
611 | """ |
---|
612 | try: |
---|
613 | page = self.fit_panel.add_empty_page() |
---|
614 | page_caption = page.window_name |
---|
615 | # add data associated to the page created |
---|
616 | if page != None: |
---|
617 | self.store_data(id=page.id, caption=page_caption, |
---|
618 | data=page.get_data()) |
---|
619 | wx.PostEvent(self.parent, StatusEvent(status="Page Created", |
---|
620 | info="info")) |
---|
621 | else: |
---|
622 | msg = "Page was already Created" |
---|
623 | wx.PostEvent(self.parent, StatusEvent(status=msg, |
---|
624 | info="warning")) |
---|
625 | except: |
---|
626 | raise |
---|
627 | #msg = "Creating Fit page: %s"%sys.exc_value |
---|
628 | #wx.PostEvent(self.parent, StatusEvent(status=msg, info="error")) |
---|
629 | |
---|
630 | |
---|
631 | def add_fit_page(self, data): |
---|
632 | """ |
---|
633 | given a data, ask to the fitting panel to create a new fitting page, |
---|
634 | get this page and store it into the page_finder of this plug-in |
---|
635 | """ |
---|
636 | |
---|
637 | page = self.fit_panel.set_data(data) |
---|
638 | page_caption = page.window_name |
---|
639 | #append Data1D to the panel containing its theory |
---|
640 | #if theory already plotted |
---|
641 | |
---|
642 | if page.id in self.page_finder: |
---|
643 | theory_data = self.page_finder[page.id].get_theory_data() |
---|
644 | if issubclass(data.__class__, Data2D): |
---|
645 | data.group_id.append(wx.NewId()) |
---|
646 | else: |
---|
647 | if theory_data is not None: |
---|
648 | group_id = theory_data.group_id[len(theory_data.group_id)-1] |
---|
649 | if group_id not in data.group_id: |
---|
650 | data.group_id.append(group_id) |
---|
651 | self.parent.update_data(prev_data=theory_data, new_data=data) |
---|
652 | |
---|
653 | self.store_data(id=page.id, data=data, caption=page.window_name) |
---|
654 | if self.sim_page is not None: |
---|
655 | self.sim_page.draw_page() |
---|
656 | |
---|
657 | def _onEVT_SLICER_PANEL(self, event): |
---|
658 | """ |
---|
659 | receive and event telling to update a panel with a name starting with |
---|
660 | event.panel_name. this method update slicer panel for a given interactor. |
---|
661 | |
---|
662 | :param event: contains type of slicer , paramaters for updating the panel |
---|
663 | and panel_name to find the slicer 's panel concerned. |
---|
664 | """ |
---|
665 | for item in self.parent.panels: |
---|
666 | if self.parent.panels[item].window_caption.startswith(event.panel_name): |
---|
667 | self.parent.panels[item].set_slicer(event.type, event.params) |
---|
668 | |
---|
669 | self.parent._mgr.Update() |
---|
670 | |
---|
671 | def _closed_fitpage(self, event): |
---|
672 | """ |
---|
673 | request fitpanel to close a given page when its unique data is removed |
---|
674 | from the plot. close fitpage only when the a loaded data is removed |
---|
675 | """ |
---|
676 | if event is None or event.data is None: |
---|
677 | return |
---|
678 | |
---|
679 | if hasattr(event.data,"is_data"): |
---|
680 | if not event.data.is_data or \ |
---|
681 | event.data.__class__.__name__=="Data1D": |
---|
682 | self.fit_panel.close_page_with_data(event.data) |
---|
683 | |
---|
684 | def _add_page_onmenu(self, name,fitproblem=None): |
---|
685 | """ |
---|
686 | Add name of a closed page of fitpanel in a menu |
---|
687 | """ |
---|
688 | list = self.menu1.GetMenuItems() |
---|
689 | for item in list: |
---|
690 | if name == item.GetItemLabel(): |
---|
691 | self.closed_page_dict[name][1] = fitproblem |
---|
692 | |
---|
693 | if not name in self.closed_page_dict.keys(): |
---|
694 | # Post paramters |
---|
695 | event_id = wx.NewId() |
---|
696 | self.menu1.Append(event_id, name, "Show %s fit panel" % name) |
---|
697 | self.closed_page_dict[name]= [event_id, fitproblem] |
---|
698 | wx.EVT_MENU(self.parent,event_id, self._open_closed_page) |
---|
699 | |
---|
700 | def _open_closed_page(self, event): |
---|
701 | """ |
---|
702 | reopen a closed page |
---|
703 | """ |
---|
704 | for name, value in self.closed_page_dict.iteritems(): |
---|
705 | if event.GetId() in value: |
---|
706 | id,fitproblem = value |
---|
707 | if name !="Model": |
---|
708 | data= fitproblem.get_fit_data() |
---|
709 | page = self.fit_panel.add_fit_page(data= data,reset=True) |
---|
710 | if fitproblem != None: |
---|
711 | self.page_finder[id] = fitproblem |
---|
712 | if self.sim_page != None: |
---|
713 | self.sim_page.draw_page() |
---|
714 | |
---|
715 | else: |
---|
716 | model = fitproblem |
---|
717 | self.fit_panel.add_model_page(model=model, topmenu=True, |
---|
718 | reset= True) |
---|
719 | break |
---|
720 | |
---|
721 | def _reset_schedule_problem(self, id, value=0): |
---|
722 | """ |
---|
723 | unschedule or schedule all fitproblem to be fit |
---|
724 | """ |
---|
725 | for page_id in self.page_finder.keys(): |
---|
726 | self.page_finder[id].schedule_tofit(value) |
---|
727 | |
---|
728 | def _fit_helper(self, pars, value, id, title="Single Fit " ): |
---|
729 | """ |
---|
730 | helper for fitting |
---|
731 | """ |
---|
732 | metadata = value.get_fit_data() |
---|
733 | model = value.get_model() |
---|
734 | smearer = value.get_smearer() |
---|
735 | qmin, qmax = value.get_range() |
---|
736 | self.fit_id = id |
---|
737 | #Create list of parameters for fitting used |
---|
738 | templist = [] |
---|
739 | |
---|
740 | try: |
---|
741 | #Extra list of parameters and their constraints |
---|
742 | listOfConstraint = [] |
---|
743 | |
---|
744 | param = value.get_model_param() |
---|
745 | if len(param) > 0: |
---|
746 | for item in param: |
---|
747 | ## check if constraint |
---|
748 | if item[0] != None and item[1] != None: |
---|
749 | listOfConstraint.append((item[0],item[1])) |
---|
750 | |
---|
751 | #Do the single fit |
---|
752 | self.fitter.set_model(model, self.fit_id, |
---|
753 | pars, constraints=listOfConstraint) |
---|
754 | |
---|
755 | self.fitter.set_data(data=metadata, id=self.fit_id, |
---|
756 | smearer=smearer, qmin=qmin, qmax=qmax) |
---|
757 | |
---|
758 | self.fitter.select_problem_for_fit(id=self.fit_id, |
---|
759 | value=value.get_scheduled()) |
---|
760 | value.clear_model_param() |
---|
761 | except: |
---|
762 | raise |
---|
763 | #msg = title + " error: %s" % sys.exc_value |
---|
764 | #wx.PostEvent(self.parent, StatusEvent(status=msg, type="stop")) |
---|
765 | |
---|
766 | def _onSelect(self,event): |
---|
767 | """ |
---|
768 | when Select data to fit a new page is created .Its reference is |
---|
769 | added to self.page_finder |
---|
770 | """ |
---|
771 | self.panel = event.GetEventObject() |
---|
772 | Plugin.on_perspective(self, event=event) |
---|
773 | for plottable in self.panel.graph.plottables: |
---|
774 | if plottable.__class__.__name__ in ["Data1D", "Theory1D"]: |
---|
775 | if plottable.name == self.panel.graph.selected_plottable: |
---|
776 | data = plottable |
---|
777 | self.add_fit_page(data=data) |
---|
778 | return |
---|
779 | else: |
---|
780 | data = plottable |
---|
781 | self.add_fit_page(data=data) |
---|
782 | |
---|
783 | def _single_fit_completed(self,result, pars, elapsed=None): |
---|
784 | """ |
---|
785 | Display fit result on one page of the notebook. |
---|
786 | |
---|
787 | :param result: result of fit |
---|
788 | :param pars: list of names of parameters fitted |
---|
789 | :param current_pg: the page where information will be displayed |
---|
790 | :param qmin: the minimum value of x to replot the model |
---|
791 | :param qmax: the maximum value of x to replot model |
---|
792 | |
---|
793 | """ |
---|
794 | try: |
---|
795 | if result ==None: |
---|
796 | msg= "Simple Fitting Stop !!!" |
---|
797 | wx.PostEvent(self.parent, StatusEvent(status=msg,info="warning", |
---|
798 | type="stop")) |
---|
799 | return |
---|
800 | if not numpy.isfinite(result.fitness) or \ |
---|
801 | numpy.any(result.pvec == None) or \ |
---|
802 | not numpy.all(numpy.isfinite(result.pvec)): |
---|
803 | msg = "Single Fitting did not converge!!!" |
---|
804 | wx.PostEvent(self.parent, |
---|
805 | StatusEvent(status=msg, type="stop")) |
---|
806 | return |
---|
807 | page_id = None |
---|
808 | for id, value in self.page_finder.iteritems(): |
---|
809 | if value.get_scheduled()==1: |
---|
810 | model = value.get_model() |
---|
811 | page_id = id |
---|
812 | break |
---|
813 | param_name = [] |
---|
814 | i = 0 |
---|
815 | for name in pars: |
---|
816 | param_name.append(name) |
---|
817 | |
---|
818 | cpage = self.fit_panel.get_page_by_id(page_id) |
---|
819 | cpage.onsetValues(result.fitness, |
---|
820 | param_name, result.pvec,result.stderr) |
---|
821 | |
---|
822 | except: |
---|
823 | msg = "Single Fit completed but Following" |
---|
824 | msg += " error occurred:%s" % sys.exc_value |
---|
825 | wx.PostEvent(self.parent, StatusEvent(status=msg, info="error", |
---|
826 | type="stop")) |
---|
827 | return |
---|
828 | |
---|
829 | def _simul_fit_completed(self, result, pars=None, elapsed=None): |
---|
830 | """ |
---|
831 | Parameter estimation completed, |
---|
832 | display the results to the user |
---|
833 | |
---|
834 | :param alpha: estimated best alpha |
---|
835 | :param elapsed: computation time |
---|
836 | |
---|
837 | """ |
---|
838 | ## fit more than 1 model at the same time |
---|
839 | try: |
---|
840 | msg = "" |
---|
841 | if result ==None: |
---|
842 | msg= "Complex Fitting Stop !!!" |
---|
843 | wx.PostEvent(self.parent, StatusEvent(status=msg,type="stop")) |
---|
844 | return |
---|
845 | if not numpy.isfinite(result.fitness) or numpy.any(result.pvec ==None )or not numpy.all(numpy.isfinite(result.pvec) ): |
---|
846 | msg= "Simultaneous Fitting did not converge!!!" |
---|
847 | wx.PostEvent(self.parent, StatusEvent(status=msg,type="stop")) |
---|
848 | return |
---|
849 | |
---|
850 | for id, value in self.page_finder.iteritems(): |
---|
851 | if value.get_scheduled() == 1: |
---|
852 | model = value.get_model() |
---|
853 | data = value.get_fit_data() |
---|
854 | small_param_name = [] |
---|
855 | small_out = [] |
---|
856 | small_cov = [] |
---|
857 | i = 0 |
---|
858 | #Separate result in to data corresponding to each page |
---|
859 | for p in result.parameters: |
---|
860 | model_name,param_name = self.split_string(p.name) |
---|
861 | if model.name == model_name: |
---|
862 | p_name= model.name+"."+param_name |
---|
863 | if p.name == p_name: |
---|
864 | if p.value != None and numpy.isfinite(p.value): |
---|
865 | small_out.append(p.value ) |
---|
866 | small_param_name.append(param_name) |
---|
867 | small_cov.append(p.stderr) |
---|
868 | |
---|
869 | # Display result on each page |
---|
870 | cpage = self.fit_panel.get_page_by_id(id) |
---|
871 | cpage.onsetValues(result.fitness, |
---|
872 | small_param_name, |
---|
873 | small_out,small_cov) |
---|
874 | except: |
---|
875 | raise |
---|
876 | #msg= "Simultaneous Fit completed" |
---|
877 | #msg +=" but Following error occurred:%s"%sys.exc_value |
---|
878 | #wx.PostEvent(self.parent, StatusEvent(status=msg,type="stop")) |
---|
879 | #return |
---|
880 | |
---|
881 | def _on_show_panel(self, event): |
---|
882 | """ |
---|
883 | """ |
---|
884 | pass |
---|
885 | |
---|
886 | def _onset_engine_park(self,event): |
---|
887 | """ |
---|
888 | set engine to park |
---|
889 | """ |
---|
890 | self._on_change_engine('park') |
---|
891 | |
---|
892 | def _onset_engine_scipy(self,event): |
---|
893 | """ |
---|
894 | set engine to scipy |
---|
895 | """ |
---|
896 | self._on_change_engine('scipy') |
---|
897 | |
---|
898 | def _on_slicer_event(self, event): |
---|
899 | """ |
---|
900 | Receive a panel as event and send it to guiframe |
---|
901 | |
---|
902 | :param event: event containing a panel |
---|
903 | |
---|
904 | """ |
---|
905 | if event.panel is not None: |
---|
906 | new_panel = event.panel |
---|
907 | self.slicer_panels.append(event.panel) |
---|
908 | # Set group ID if available |
---|
909 | event_id = self.parent.popup_panel(new_panel) |
---|
910 | #self.menu3.Append(event_id, new_panel.window_caption, |
---|
911 | # "Show %s plot panel" % new_panel.window_caption) |
---|
912 | # Set id to allow us to reference the panel later |
---|
913 | |
---|
914 | new_panel.uid = event_id |
---|
915 | self.mypanels.append(new_panel) |
---|
916 | |
---|
917 | def _onclearslicer(self, event): |
---|
918 | """ |
---|
919 | Clear the boxslicer when close the panel associate with this slicer |
---|
920 | """ |
---|
921 | name =event.GetPane().caption |
---|
922 | |
---|
923 | for panel in self.slicer_panels: |
---|
924 | if panel.window_caption==name: |
---|
925 | |
---|
926 | for item in self.parent.panels: |
---|
927 | if hasattr(self.parent.panels[item],"uid"): |
---|
928 | if self.parent.panels[item].uid ==panel.base.uid: |
---|
929 | self.parent.panels[item].onClearSlicer(event) |
---|
930 | self.parent._mgr.Update() |
---|
931 | break |
---|
932 | break |
---|
933 | |
---|
934 | def _return_engine_type(self): |
---|
935 | """ |
---|
936 | return the current type of engine |
---|
937 | """ |
---|
938 | return self._fit_engine |
---|
939 | |
---|
940 | |
---|
941 | def _on_change_engine(self, engine='park'): |
---|
942 | """ |
---|
943 | Allow to select the type of engine to perform fit |
---|
944 | |
---|
945 | :param engine: the key work of the engine |
---|
946 | |
---|
947 | """ |
---|
948 | ## saving fit engine name |
---|
949 | self._fit_engine = engine |
---|
950 | ## change menu item state |
---|
951 | if engine=="park": |
---|
952 | self.menu1.FindItemByPosition(0).Check(False) |
---|
953 | self.menu1.FindItemByPosition(1).Check(True) |
---|
954 | else: |
---|
955 | self.menu1.FindItemByPosition(0).Check(True) |
---|
956 | self.menu1.FindItemByPosition(1).Check(False) |
---|
957 | ## post a message to status bar |
---|
958 | msg = "Engine set to: %s" % self._fit_engine |
---|
959 | wx.PostEvent(self.parent, |
---|
960 | StatusEvent(status=msg)) |
---|
961 | ## Bind every open fit page with a newevent to |
---|
962 | #know the current fitting engine |
---|
963 | #import fitpage |
---|
964 | event = fitpage.FitterTypeEvent() |
---|
965 | event.type = self._fit_engine |
---|
966 | wx.PostEvent(self.fit_panel, event) |
---|
967 | |
---|
968 | def _on_model_panel(self, evt): |
---|
969 | """ |
---|
970 | react to model selection on any combo box or model menu.plot the model |
---|
971 | |
---|
972 | :param evt: wx.combobox event |
---|
973 | |
---|
974 | """ |
---|
975 | model = evt.model |
---|
976 | id = evt.id |
---|
977 | qmin = evt.qmin |
---|
978 | qmax = evt.qmax |
---|
979 | smearer = evt.smearer |
---|
980 | if model == None: |
---|
981 | return |
---|
982 | |
---|
983 | if self.page_finder[id].get_model() is None: |
---|
984 | model.name = "M" + str(self.index_model) |
---|
985 | self.index_model += 1 |
---|
986 | else: |
---|
987 | model.name = self.page_finder[id].get_model().name |
---|
988 | # save the name containing the data name with the appropriate model |
---|
989 | self.page_finder[id].set_model(model) |
---|
990 | self.page_finder[id].set_range(qmin=qmin, qmax=qmax) |
---|
991 | if self.sim_page is not None: |
---|
992 | self.sim_page.draw_page() |
---|
993 | |
---|
994 | def _update1D(self,x, output): |
---|
995 | """ |
---|
996 | Update the output of plotting model 1D |
---|
997 | """ |
---|
998 | msg = "Plot updating ... " |
---|
999 | wx.PostEvent(self.parent, StatusEvent(status=msg,type="update")) |
---|
1000 | self.ready_fit() |
---|
1001 | #self.calc_thread.ready(0.01) |
---|
1002 | |
---|
1003 | def _fill_default_model2D(self, theory,id, qmax,qstep, qmin=None): |
---|
1004 | """ |
---|
1005 | fill Data2D with default value |
---|
1006 | |
---|
1007 | :param theory: Data2D to fill |
---|
1008 | |
---|
1009 | """ |
---|
1010 | from DataLoader.data_info import Detector, Source |
---|
1011 | |
---|
1012 | detector = Detector() |
---|
1013 | theory.detector.append(detector) |
---|
1014 | theory.source= Source() |
---|
1015 | |
---|
1016 | ## Default values |
---|
1017 | theory.detector[0].distance= 8000 # mm |
---|
1018 | theory.source.wavelength= 6 # A |
---|
1019 | theory.detector[0].pixel_size.x= 5 # mm |
---|
1020 | theory.detector[0].pixel_size.y= 5 # mm |
---|
1021 | |
---|
1022 | theory.detector[0].beam_center.x= qmax |
---|
1023 | theory.detector[0].beam_center.y= qmax |
---|
1024 | |
---|
1025 | ## create x_bins and y_bins of the model 2D |
---|
1026 | pixel_width_x = theory.detector[0].pixel_size.x |
---|
1027 | pixel_width_y = theory.detector[0].pixel_size.y |
---|
1028 | center_x = theory.detector[0].beam_center.x/pixel_width_x |
---|
1029 | center_y = theory.detector[0].beam_center.y/pixel_width_y |
---|
1030 | |
---|
1031 | # theory default: assume the beam |
---|
1032 | #center is located at the center of sqr detector |
---|
1033 | xmax = qmax |
---|
1034 | xmin = -qmax |
---|
1035 | ymax = qmax |
---|
1036 | ymin = -qmax |
---|
1037 | |
---|
1038 | x= numpy.linspace(start= -1*qmax, |
---|
1039 | stop=qmax, |
---|
1040 | num=qstep, |
---|
1041 | endpoint=True) |
---|
1042 | y = numpy.linspace(start=-1*qmax, |
---|
1043 | stop= qmax, |
---|
1044 | num= qstep, |
---|
1045 | endpoint=True) |
---|
1046 | |
---|
1047 | ## use data info instead |
---|
1048 | new_x = numpy.tile(x, (len(y),1)) |
---|
1049 | new_y = numpy.tile(y, (len(x),1)) |
---|
1050 | new_y = new_y.swapaxes(0,1) |
---|
1051 | |
---|
1052 | # all data reuire now in 1d array |
---|
1053 | qx_data = new_x.flatten() |
---|
1054 | qy_data = new_y.flatten() |
---|
1055 | |
---|
1056 | q_data = numpy.sqrt(qx_data*qx_data+qy_data*qy_data) |
---|
1057 | # set all True (standing for unmasked) as default |
---|
1058 | mask = numpy.ones(len(qx_data), dtype = bool) |
---|
1059 | |
---|
1060 | # calculate the range of qx and qy: this way, |
---|
1061 | # it is a little more independent |
---|
1062 | x_size = xmax- xmin |
---|
1063 | y_size = ymax -ymin |
---|
1064 | |
---|
1065 | # store x and y bin centers in q space |
---|
1066 | x_bins = x |
---|
1067 | y_bins = y |
---|
1068 | # bin size: x- & y-directions |
---|
1069 | xstep = x_size/len(x_bins-1) |
---|
1070 | ystep = y_size/len(y_bins-1) |
---|
1071 | |
---|
1072 | #theory.data = numpy.zeros(len(mask)) |
---|
1073 | theory.err_data = numpy.ones(len(mask)) |
---|
1074 | theory.qx_data = qx_data |
---|
1075 | theory.qy_data = qy_data |
---|
1076 | theory.q_data = q_data |
---|
1077 | theory.mask = mask |
---|
1078 | theory.x_bins = x_bins |
---|
1079 | theory.y_bins = y_bins |
---|
1080 | |
---|
1081 | # max and min taking account of the bin sizes |
---|
1082 | theory.xmin = xmin |
---|
1083 | theory.xmax = xmax |
---|
1084 | theory.ymin = ymin |
---|
1085 | theory.ymax = ymax |
---|
1086 | theory.group_id = str(id) + "Model2D" |
---|
1087 | theory.id = str(id) + "Mode2D" |
---|
1088 | |
---|
1089 | |
---|
1090 | def _complete1D(self, x,y, id, elapsed,index,model,state=None, data=None): |
---|
1091 | """ |
---|
1092 | Complete plotting 1D data |
---|
1093 | """ |
---|
1094 | try: |
---|
1095 | new_plot = Data1D(x=x, y=y) |
---|
1096 | new_plot.symbol = GUIFRAME_ID.CURVE_SYMBOL_NUM |
---|
1097 | if data != None: |
---|
1098 | _xaxis, _xunit = data.get_xaxis() |
---|
1099 | _yaxis, _yunit = data.get_yaxis() |
---|
1100 | new_plot.title = data.name |
---|
1101 | #if the theory is already plotted use the same group id |
---|
1102 | #to replot |
---|
1103 | if id in self.page_finder: |
---|
1104 | theory_data = self.page_finder[id].get_theory_data() |
---|
1105 | if theory_data is not None: |
---|
1106 | group_id = theory_data.group_id[len(theory_data.group_id)-1] |
---|
1107 | if group_id not in data.group_id: |
---|
1108 | data.group_id.append(group_id) |
---|
1109 | #data is plotted before the theory, then take its group_id |
---|
1110 | #assign to the new theory |
---|
1111 | group_id = data.group_id[len(data.group_id)-1] |
---|
1112 | if group_id not in new_plot.group_id: |
---|
1113 | new_plot.group_id.append(group_id) |
---|
1114 | else: |
---|
1115 | _xaxis, _xunit = "\\rm{Q}", 'A^{-1}' |
---|
1116 | _yaxis, _yunit = "\\rm{Intensity} ", "cm^{-1}" |
---|
1117 | new_plot.title = "Analytical model 1D " |
---|
1118 | #find a group id to plot theory without data |
---|
1119 | group_id = str(id) + " Model1D" |
---|
1120 | if group_id not in new_plot.group_id: |
---|
1121 | new_plot.group_id.append(group_id) |
---|
1122 | new_plot.is_data = False |
---|
1123 | new_plot.id = str(id) + " Model1D" |
---|
1124 | #find if this theory was already plotted and replace that plot given |
---|
1125 | #the same id |
---|
1126 | if id in self.page_finder: |
---|
1127 | theory_data = self.page_finder[id].get_theory_data() |
---|
1128 | if theory_data is not None: |
---|
1129 | temp_id = theory_data.id |
---|
1130 | new_plot.id = temp_id |
---|
1131 | new_plot.name = model.name + " ["+ str(model.__class__.__name__)+ "]" |
---|
1132 | new_plot.xaxis(_xaxis, _xunit) |
---|
1133 | new_plot.yaxis(_yaxis, _yunit) |
---|
1134 | self.page_finder[id].set_theory_data(new_plot) |
---|
1135 | if data is None: |
---|
1136 | theory_data = self.page_finder[id].get_theory_data() |
---|
1137 | self.parent.add_data_helper(data_list=[theory_data]) |
---|
1138 | data_id = theory_data.id |
---|
1139 | else: |
---|
1140 | data_id = data.id |
---|
1141 | self.parent.append_theory(data_id=data_id, |
---|
1142 | theory=new_plot, state=state) |
---|
1143 | wx.PostEvent(self.parent, NewPlotEvent(plot=new_plot, |
---|
1144 | title= str(new_plot.title))) |
---|
1145 | current_pg = self.fit_panel.get_page_by_id(id) |
---|
1146 | wx.PostEvent(current_pg, |
---|
1147 | Chi2UpdateEvent(output=self._cal_chisqr(data=data, |
---|
1148 | id=id, |
---|
1149 | index=index))) |
---|
1150 | msg = "Plot 1D complete !" |
---|
1151 | wx.PostEvent( self.parent, StatusEvent(status=msg, type="stop" )) |
---|
1152 | except: |
---|
1153 | raise |
---|
1154 | #msg = " Error occurred when drawing %s Model 1D: " % new_plot.name |
---|
1155 | #msg += " %s" % sys.exc_value |
---|
1156 | #wx.PostEvent(self.parent, StatusEvent(status=msg, type="stop")) |
---|
1157 | |
---|
1158 | def _update2D(self, output,time=None): |
---|
1159 | """ |
---|
1160 | Update the output of plotting model |
---|
1161 | """ |
---|
1162 | wx.PostEvent(self.parent, StatusEvent(status="Plot \ |
---|
1163 | #updating ... ", type="update")) |
---|
1164 | self.ready_fit() |
---|
1165 | #self.calc_thread.ready(0.01) |
---|
1166 | |
---|
1167 | def _complete2D(self, image, data, model, id, elapsed, index, qmin, |
---|
1168 | qmax, state=None,qstep=DEFAULT_NPTS): |
---|
1169 | """ |
---|
1170 | Complete get the result of modelthread and create model 2D |
---|
1171 | that can be plot. |
---|
1172 | """ |
---|
1173 | err_image = numpy.zeros(numpy.shape(image)) |
---|
1174 | |
---|
1175 | theory= Data2D(image=image, err_image=err_image) |
---|
1176 | theory.name = model.name |
---|
1177 | |
---|
1178 | if data is None: |
---|
1179 | self._fill_default_model2D(theory=theory, |
---|
1180 | qmax=qmax, |
---|
1181 | id=id, |
---|
1182 | qstep=qstep, |
---|
1183 | qmin= qmin) |
---|
1184 | |
---|
1185 | else: |
---|
1186 | theory.id = str(id) + "Model2D" |
---|
1187 | theory.group_id = str(id) + "Model2D" |
---|
1188 | |
---|
1189 | theory.x_bins = data.x_bins |
---|
1190 | theory.y_bins = data.y_bins |
---|
1191 | theory.detector = data.detector |
---|
1192 | theory.source = data.source |
---|
1193 | theory.is_data = False |
---|
1194 | theory.qx_data = data.qx_data |
---|
1195 | theory.qy_data = data.qy_data |
---|
1196 | theory.q_data = data.q_data |
---|
1197 | #numpy.zeros(len(data.err_data))#data.err_data |
---|
1198 | theory.err_data = err_image |
---|
1199 | theory.mask = data.mask |
---|
1200 | ## plot boundaries |
---|
1201 | theory.ymin = data.ymin |
---|
1202 | theory.ymax = data.ymax |
---|
1203 | theory.xmin = data.xmin |
---|
1204 | theory.xmax = data.xmax |
---|
1205 | theory.name = model.name + " ["+ str(model.__class__.__name__)+ "]" |
---|
1206 | theory.title = "Analytical model 2D " |
---|
1207 | theory_data = deepcopy(theory) |
---|
1208 | theory_data.name = "Unknown" |
---|
1209 | self.page_finder[id].set_theory_data(theory_data) |
---|
1210 | |
---|
1211 | if data is None: |
---|
1212 | theory_data = self.page_finder[id].get_theory_data() |
---|
1213 | self.parent.add_data_helper(data_list=[theory_data]) |
---|
1214 | data_id = theory_data.id |
---|
1215 | else: |
---|
1216 | data_id = data.id |
---|
1217 | self.parent.append_theory(data_id=data_id, |
---|
1218 | theory=theory, state=state) |
---|
1219 | |
---|
1220 | ## plot |
---|
1221 | wx.PostEvent(self.parent, NewPlotEvent(plot=theory, |
---|
1222 | title=theory.title)) |
---|
1223 | # Chisqr in fitpage |
---|
1224 | current_pg = self.fit_panel.get_page_by_id(id) |
---|
1225 | wx.PostEvent(current_pg, |
---|
1226 | Chi2UpdateEvent(output=self._cal_chisqr(data=data, id=id, index=index))) |
---|
1227 | msg = "Plot 2D complete !" |
---|
1228 | wx.PostEvent(self.parent, StatusEvent(status=msg, type="stop")) |
---|
1229 | |
---|
1230 | def _draw_model2D(self, model, id, data=None, smearer=None, |
---|
1231 | description=None, enable2D=False, |
---|
1232 | state=None, |
---|
1233 | qmin=DEFAULT_QMIN, qmax=DEFAULT_QMAX, |
---|
1234 | qstep=DEFAULT_NPTS): |
---|
1235 | """ |
---|
1236 | draw model in 2D |
---|
1237 | |
---|
1238 | :param model: instance of the model to draw |
---|
1239 | :param description: the description of the model |
---|
1240 | :param enable2D: when True allows to draw model 2D |
---|
1241 | :param qmin: the minimum value to draw model 2D |
---|
1242 | :param qmax: the maximum value to draw model 2D |
---|
1243 | :param qstep: the number of division of Qx and Qy of the model to draw |
---|
1244 | |
---|
1245 | """ |
---|
1246 | x= numpy.linspace(start=-1*qmax, |
---|
1247 | stop=qmax, |
---|
1248 | num=qstep, |
---|
1249 | endpoint=True) |
---|
1250 | y = numpy.linspace(start= -1*qmax, |
---|
1251 | stop=qmax, |
---|
1252 | num=qstep, |
---|
1253 | endpoint=True) |
---|
1254 | if model is None: |
---|
1255 | msg = "Panel with ID: %s does not contained model" % str(id) |
---|
1256 | raise ValueError, msg |
---|
1257 | ## use data info instead |
---|
1258 | if data is not None: |
---|
1259 | ## check if data2D to plot |
---|
1260 | if hasattr(data, "x_bins"): |
---|
1261 | enable2D = True |
---|
1262 | x = data.x_bins |
---|
1263 | y = data.y_bins |
---|
1264 | |
---|
1265 | if not enable2D: |
---|
1266 | return None, None |
---|
1267 | try: |
---|
1268 | from model_thread import Calc2D |
---|
1269 | ## If a thread is already started, stop it |
---|
1270 | if (self.calc_2D is not None) and self.calc_2D.isrunning(): |
---|
1271 | self.calc_2D.stop() |
---|
1272 | |
---|
1273 | self.calc_2D = Calc2D(x=x, |
---|
1274 | y=y, |
---|
1275 | model=model, |
---|
1276 | data=data, |
---|
1277 | id=id, |
---|
1278 | smearer=smearer, |
---|
1279 | qmin=qmin, |
---|
1280 | qmax=qmax, |
---|
1281 | qstep=qstep, |
---|
1282 | state=state, |
---|
1283 | completefn=self._complete2D, |
---|
1284 | updatefn=self._update2D) |
---|
1285 | self.calc_2D.queue() |
---|
1286 | |
---|
1287 | except: |
---|
1288 | raise |
---|
1289 | #msg = " Error occurred when drawing %s Model 2D: " % model.name |
---|
1290 | #msg += " %s" % sys.exc_value |
---|
1291 | #wx.PostEvent(self.parent, StatusEvent(status=msg)) |
---|
1292 | |
---|
1293 | def _draw_model1D(self, model, id, data=None, smearer=None, |
---|
1294 | qmin=DEFAULT_QMIN, qmax=DEFAULT_QMAX, |
---|
1295 | state=None, |
---|
1296 | qstep=DEFAULT_NPTS, enable1D=True): |
---|
1297 | """ |
---|
1298 | Draw model 1D from loaded data1D |
---|
1299 | |
---|
1300 | :param data: loaded data |
---|
1301 | :param model: the model to plot |
---|
1302 | |
---|
1303 | """ |
---|
1304 | x= numpy.linspace(start=qmin, |
---|
1305 | stop=qmax, |
---|
1306 | num=qstep, |
---|
1307 | endpoint=True |
---|
1308 | ) |
---|
1309 | if data is not None: |
---|
1310 | ## check for data2D |
---|
1311 | if hasattr(data,"x_bins"): |
---|
1312 | return |
---|
1313 | x = data.x |
---|
1314 | if qmin == DEFAULT_QMIN : |
---|
1315 | qmin = min(data.x) |
---|
1316 | if qmax == DEFAULT_QMAX: |
---|
1317 | qmax = max(data.x) |
---|
1318 | if not enable1D: |
---|
1319 | return |
---|
1320 | try: |
---|
1321 | from model_thread import Calc1D |
---|
1322 | ## If a thread is already started, stop it |
---|
1323 | if (self.calc_1D is not None) and self.calc_1D.isrunning(): |
---|
1324 | self.calc_1D.stop() |
---|
1325 | self.calc_1D = Calc1D(x=x, |
---|
1326 | data=data, |
---|
1327 | model=model, |
---|
1328 | id=id, |
---|
1329 | qmin=qmin, |
---|
1330 | qmax=qmax, |
---|
1331 | smearer=smearer, |
---|
1332 | state=state, |
---|
1333 | completefn=self._complete1D, |
---|
1334 | updatefn=self._update1D) |
---|
1335 | self.calc_1D.queue() |
---|
1336 | |
---|
1337 | except: |
---|
1338 | msg = " Error occurred when drawing %s Model 1D: " % model.name |
---|
1339 | msg += " %s" % sys.exc_value |
---|
1340 | wx.PostEvent(self.parent, StatusEvent(status=msg)) |
---|
1341 | |
---|
1342 | def _cal_chisqr(self, id, data=None, index=None): |
---|
1343 | """ |
---|
1344 | Get handy Chisqr using the output from draw1D and 2D, |
---|
1345 | instead of calling expansive CalcChisqr in guithread |
---|
1346 | """ |
---|
1347 | # default chisqr |
---|
1348 | chisqr = None |
---|
1349 | |
---|
1350 | # return None if data == None |
---|
1351 | if data == None: return chisqr |
---|
1352 | |
---|
1353 | # Get data: data I, theory I, and data dI in order |
---|
1354 | if data.__class__.__name__ =="Data2D": |
---|
1355 | if index == None: |
---|
1356 | index = numpy.ones(len(data.data),ntype=bool) |
---|
1357 | # get rid of zero error points |
---|
1358 | index = index & (data.err_data != 0) |
---|
1359 | fn = data.data[index] |
---|
1360 | theory_data = self.page_finder[id].get_theory_data() |
---|
1361 | gn = theory_data.data[index] |
---|
1362 | en = data.err_data[index] |
---|
1363 | else: |
---|
1364 | # 1 d theory from model_thread is only in the range of index |
---|
1365 | if index == None: |
---|
1366 | index = numpy.ones(len(data.y), ntype=bool) |
---|
1367 | if data.dy == None or data.dy == []: |
---|
1368 | dy = numpy.ones(len(data.y)) |
---|
1369 | else: |
---|
1370 | ## Set consitently w/AbstractFitengine: |
---|
1371 | # But this should be corrected later. |
---|
1372 | dy = data.dy |
---|
1373 | dy[dy==0] = 1 |
---|
1374 | fn = data.y[index] |
---|
1375 | theory_data = self.page_finder[id].get_theory_data() |
---|
1376 | gn = theory_data.y |
---|
1377 | en = dy[index] |
---|
1378 | # residual |
---|
1379 | res = (fn - gn)/en |
---|
1380 | # get chisqr only w/finite |
---|
1381 | val = res[numpy.isfinite(res)]*res[numpy.isfinite(res)] |
---|
1382 | chisqr = numpy.average(val) |
---|
1383 | return chisqr |
---|
1384 | |
---|
1385 | |
---|
1386 | #def profile(fn, *args, **kw): |
---|
1387 | # import cProfile, pstats, os |
---|
1388 | # global call_result |
---|
1389 | # def call(): |
---|
1390 | # global call_result |
---|
1391 | # call_result = fn(*args, **kw) |
---|
1392 | # cProfile.runctx('call()', dict(call=call), {}, 'profile.out') |
---|
1393 | # stats = pstats.Stats('profile.out') |
---|
1394 | # #stats.sort_stats('time') |
---|
1395 | # stats.sort_stats('calls') |
---|
1396 | # stats.print_stats() |
---|
1397 | # os.unlink('profile.out') |
---|
1398 | # return call_result |
---|
1399 | if __name__ == "__main__": |
---|
1400 | i = Plugin() |
---|
1401 | |
---|
1402 | |
---|
1403 | |
---|
1404 | |
---|