| 1 | """ |
|---|
| 2 | Dialog to set ftol for Scipy |
|---|
| 3 | |
|---|
| 4 | ftol(float): Relative error desired in the sum of squares. |
|---|
| 5 | """ |
|---|
| 6 | ################################################################################ |
|---|
| 7 | #This software was developed by the University of Tennessee as part of the |
|---|
| 8 | #Distributed Data Analysis of Neutron Scattering Experiments (DANSE) |
|---|
| 9 | #project funded by the US National Science Foundation. |
|---|
| 10 | # |
|---|
| 11 | #See the license text in license.txt |
|---|
| 12 | # |
|---|
| 13 | #copyright 2009, University of Tennessee |
|---|
| 14 | ################################################################################ |
|---|
| 15 | import wx |
|---|
| 16 | import sys |
|---|
| 17 | # default ftol |
|---|
| 18 | F_TOL = 1.49012e-08 |
|---|
| 19 | SANS_F_TOL = 5e-05 |
|---|
| 20 | |
|---|
| 21 | PANEL_HEIGHT = 265 |
|---|
| 22 | FONT_VARIANT = 0 |
|---|
| 23 | if sys.platform.count("win32") > 0: |
|---|
| 24 | PANEL_WIDTH = 270 |
|---|
| 25 | else: |
|---|
| 26 | PANEL_WIDTH = 285 |
|---|
| 27 | |
|---|
| 28 | class ChangeFtol(wx.Dialog): |
|---|
| 29 | """ |
|---|
| 30 | Dialog to select ftol |
|---|
| 31 | """ |
|---|
| 32 | def __init__(self, parent, base, id=-1, title="FTolerance"): |
|---|
| 33 | wx.Dialog.__init__(self, parent, id, title, |
|---|
| 34 | size=(PANEL_WIDTH, PANEL_HEIGHT)) |
|---|
| 35 | # font size |
|---|
| 36 | self.SetWindowVariant(variant=FONT_VARIANT) |
|---|
| 37 | # build layout |
|---|
| 38 | vbox = wx.BoxSizer(wx.VERTICAL) |
|---|
| 39 | title_text = wx.StaticText(self, id=wx.NewId(), label='FTol selection (Leastsq)') |
|---|
| 40 | self.default_bt = wx.RadioButton(self, -1, 'SansView Default (5e-05)', (15, 30), style=wx.RB_GROUP) |
|---|
| 41 | self.default_bt.SetValue(True) |
|---|
| 42 | self.default_bt.Bind(wx.EVT_RADIOBUTTON, self.OnFtolSelection) |
|---|
| 43 | self.sci_default_bt = wx.RadioButton(self, -1, 'Scipy Default (1.49012e-08)', (15, 55)) |
|---|
| 44 | self.sci_default_bt.SetValue(False) |
|---|
| 45 | self.sci_default_bt.Bind(wx.EVT_RADIOBUTTON, self.OnFtolSelection) |
|---|
| 46 | self.high_bt = wx.RadioButton(self, -1, '1e-06', (15, 80)) |
|---|
| 47 | self.high_bt.SetValue(False) |
|---|
| 48 | self.high_bt.Bind(wx.EVT_RADIOBUTTON, self.OnFtolSelection) |
|---|
| 49 | self.mid_bt = wx.RadioButton(self, -1, '1e-05', (15, 105)) |
|---|
| 50 | self.mid_bt.SetValue(False) |
|---|
| 51 | self.mid_bt.Bind(wx.EVT_RADIOBUTTON, self.OnFtolSelection) |
|---|
| 52 | self.low_bt = wx.RadioButton(self, -1, '1e-04', (15, 130)) |
|---|
| 53 | self.low_bt.SetValue(False) |
|---|
| 54 | self.low_bt.Bind(wx.EVT_RADIOBUTTON, self.OnFtolSelection) |
|---|
| 55 | self.custom_bt = wx.RadioButton(self, -1, 'Custom', (15, 155)) |
|---|
| 56 | self.custom_bt.SetValue(False) |
|---|
| 57 | self.custom_bt.Bind(wx.EVT_RADIOBUTTON, self.OnFtolSelection) |
|---|
| 58 | self.custombox = wx.TextCtrl(self, -1, '', (95, 155)) |
|---|
| 59 | self.custombox.Disable() |
|---|
| 60 | |
|---|
| 61 | hbox = wx.BoxSizer(wx.HORIZONTAL) |
|---|
| 62 | okButton = wx.Button(self, wx.ID_OK, 'Set', size=(70, 30)) |
|---|
| 63 | closeButton = wx.Button(self,wx.ID_CANCEL, 'Cancel', size=(70, 30)) |
|---|
| 64 | hbox.Add(okButton, 1, wx.RIGHT, 5) |
|---|
| 65 | hbox.Add(closeButton, 1, wx.RIGHT, 5) |
|---|
| 66 | |
|---|
| 67 | vbox.Add(title_text, 0, wx.ALIGN_CENTER | wx.TOP | wx.BOTTOM, 10) |
|---|
| 68 | vbox.Add(self.default_bt, 0, wx.LEFT, 20) |
|---|
| 69 | vbox.Add(self.sci_default_bt, 0, wx.LEFT, 20) |
|---|
| 70 | vbox.Add(self.high_bt, 0, wx.LEFT, 20) |
|---|
| 71 | vbox.Add(self.mid_bt, 0, wx.LEFT, 20) |
|---|
| 72 | vbox.Add(self.low_bt, 0, wx.LEFT, 20) |
|---|
| 73 | vbox.Add(self.custom_bt, 0, wx.LEFT, 20) |
|---|
| 74 | vbox.Add(self.custombox, 0, wx.LEFT, 60) |
|---|
| 75 | vbox.Add(hbox, 0, wx.ALIGN_CENTER | wx.TOP | wx.BOTTOM, 10) |
|---|
| 76 | |
|---|
| 77 | self.SetSizer(vbox) |
|---|
| 78 | |
|---|
| 79 | def OnFtolSelection(self, event=None): |
|---|
| 80 | """ |
|---|
| 81 | Changes the ftol on selection of the radio button |
|---|
| 82 | """ |
|---|
| 83 | self.custombox.Enable(self.custom_bt.GetValue()) |
|---|
| 84 | |
|---|
| 85 | def get_ftol(self): |
|---|
| 86 | """ |
|---|
| 87 | Get the ftol value |
|---|
| 88 | """ |
|---|
| 89 | if self.default_bt.GetValue(): |
|---|
| 90 | return SANS_F_TOL |
|---|
| 91 | elif self.sci_default_bt.GetValue(): |
|---|
| 92 | return F_TOL |
|---|
| 93 | elif self.low_bt.GetValue(): |
|---|
| 94 | return 1.0e-4 |
|---|
| 95 | elif self.mid_bt.GetValue(): |
|---|
| 96 | return 1.0e-5 |
|---|
| 97 | elif self.high_bt.GetValue(): |
|---|
| 98 | return 1.0e-6 |
|---|
| 99 | if self.custom_bt.GetValue(): |
|---|
| 100 | try: |
|---|
| 101 | return float(self.custombox.GetValue()) |
|---|
| 102 | except: |
|---|
| 103 | return None |
|---|
| 104 | return SANS_F_TOL |
|---|
