| 1 | import sys |
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| 2 | import wx |
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| 3 | import wx.lib |
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| 4 | import numpy,math |
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| 5 | import copy |
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| 6 | |
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| 7 | from sans.guicomm.events import StatusEvent |
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| 8 | (ModelEventbox, EVT_MODEL_BOX) = wx.lib.newevent.NewEvent() |
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| 9 | _BOX_WIDTH = 80 |
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| 10 | |
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| 11 | from modelpage import format_number |
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| 12 | from fitpage1D import FitPage1D |
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| 13 | |
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| 14 | class FitPage2D(FitPage1D): |
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| 15 | """ |
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| 16 | FitPanel class contains fields allowing to display results when |
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| 17 | fitting a model and one data |
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| 18 | @note: For Fit to be performed the user should check at least one parameter |
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| 19 | on fit Panel window. |
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| 20 | |
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| 21 | """ |
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| 22 | ## Internal name for the AUI manager |
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| 23 | window_name = "Fit page" |
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| 24 | ## Title to appear on top of the window |
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| 25 | window_caption = "Fit Page" |
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| 26 | |
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| 27 | |
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| 28 | def __init__(self, parent,data, *args, **kwargs): |
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| 29 | wx.ScrolledWindow.__init__(self, parent, *args, **kwargs) |
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| 30 | """ |
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| 31 | Initialization of the Panel |
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| 32 | """ |
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| 33 | self.manager = None |
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| 34 | self.parent = parent |
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| 35 | self.event_owner=None |
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| 36 | #panel interface |
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| 37 | self.vbox = wx.BoxSizer(wx.VERTICAL) |
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| 38 | self.sizer6 = wx.GridBagSizer(5,5) |
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| 39 | self.sizer5 = wx.GridBagSizer(5,5) |
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| 40 | self.sizer4 = wx.GridBagSizer(5,5) |
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| 41 | self.sizer3 = wx.GridBagSizer(5,5) |
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| 42 | self.sizer2 = wx.GridBagSizer(5,5) |
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| 43 | self.sizer1 = wx.GridBagSizer(5,5) |
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| 44 | |
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| 45 | #self.DataSource = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20)) |
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| 46 | #self.DataSource.SetToolTipString("name of data to fit") |
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| 47 | #self.DataSource.SetValue(str(data.name)) |
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| 48 | #self.DataSource.Disable() |
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| 49 | self.DataSource =wx.StaticText(self, -1,str(data.name)) |
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| 50 | self.modelbox = wx.ComboBox(self, -1) |
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| 51 | id = wx.NewId() |
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| 52 | self.btFit =wx.Button(self,id,'Fit') |
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| 53 | self.btFit.Bind(wx.EVT_BUTTON, self.onFit,id=id) |
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| 54 | self.btFit.SetToolTipString("Perform fit.") |
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| 55 | self.static_line_1 = wx.StaticLine(self, -1) |
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| 56 | |
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| 57 | self.vbox.Add(self.sizer3) |
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| 58 | self.vbox.Add(self.sizer2) |
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| 59 | self.vbox.Add(self.static_line_1, 0, wx.EXPAND, 0) |
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| 60 | self.vbox.Add(self.sizer5) |
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| 61 | self.vbox.Add(self.sizer6) |
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| 62 | self.vbox.Add(self.sizer4) |
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| 63 | self.vbox.Add(self.sizer1) |
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| 64 | ## Q range |
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| 65 | self.qmin= 0.001 |
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| 66 | self.qmax= 0.1 |
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| 67 | |
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| 68 | id = wx.NewId() |
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| 69 | self.btClose =wx.Button(self,id,'Close') |
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| 70 | self.btClose.Bind(wx.EVT_BUTTON, self.onClose,id=id) |
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| 71 | self.btClose.SetToolTipString("Close page.") |
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| 72 | ix = 0 |
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| 73 | iy = 1 |
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| 74 | self.sizer3.Add(wx.StaticText(self, -1, 'Data Source'),(iy,ix),\ |
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| 75 | (1,1), wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 15) |
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| 76 | ix += 1 |
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| 77 | self.sizer3.Add(self.DataSource,(iy,ix),(1,1), wx.EXPAND|wx.ADJUST_MINSIZE, 0) |
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| 78 | ix += 1 |
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| 79 | self.sizer3.Add((20,20),(iy,ix),(1,1),wx.RIGHT|wx.EXPAND|wx.ADJUST_MINSIZE,0) |
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| 80 | ix = 0 |
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| 81 | iy += 1 |
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| 82 | self.sizer3.Add(wx.StaticText(self,-1,'Model'),(iy,ix),(1,1)\ |
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| 83 | , wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 15) |
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| 84 | ix += 1 |
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| 85 | self.sizer3.Add(self.modelbox,(iy,ix),(1,1), wx.EXPAND|wx.ADJUST_MINSIZE, 0) |
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| 86 | |
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| 87 | ix = 0 |
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| 88 | iy = 1 |
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| 89 | #set maximum range for x in linear scale |
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| 90 | self.text4_3 = wx.StaticText(self, -1, 'Maximum Data\n Range (Linear)', style=wx.ALIGN_LEFT) |
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| 91 | self.sizer4.Add(self.text4_3,(iy,ix),(1,1),\ |
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| 92 | wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 15) |
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| 93 | ix += 1 |
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| 94 | self.text4_1 = wx.StaticText(self, -1, 'Min') |
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| 95 | self.sizer4.Add(self.text4_1,(iy, ix),(1,1),\ |
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| 96 | wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 15) |
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| 97 | #self.text4_1.Hide() |
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| 98 | ix += 2 |
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| 99 | self.text4_2 = wx.StaticText(self, -1, 'Max') |
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| 100 | self.sizer4.Add(self.text4_2,(iy, ix),(1,1),\ |
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| 101 | wx.EXPAND|wx.ADJUST_MINSIZE, 0) |
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| 102 | #self.text4_2.Hide() |
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| 103 | |
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| 104 | #self.text4_3.Hide() |
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| 105 | ix = 0 |
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| 106 | iy += 1 |
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| 107 | self.text4_4 = wx.StaticText(self, -1, 'x range') |
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| 108 | self.sizer4.Add(self.text4_4,(iy, ix),(1,1),\ |
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| 109 | wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 15) |
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| 110 | ix += 1 |
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| 111 | self.xmin = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20)) |
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| 112 | self.xmin.SetValue(format_number(data.xmin)) |
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| 113 | self.xmin.SetToolTipString("Minimun value of x in linear scale.") |
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| 114 | self.sizer4.Add(self.xmin,(iy, ix),(1,1), wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 0) |
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| 115 | self.xmin.Bind(wx.EVT_KILL_FOCUS, self._onTextEnter) |
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| 116 | self.xmin.Bind(wx.EVT_TEXT_ENTER, self._onTextEnter) |
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| 117 | |
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| 118 | ix += 2 |
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| 119 | self.xmax = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20)) |
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| 120 | self.xmax.SetValue(format_number(data.xmax)) |
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| 121 | self.xmax.SetToolTipString("Maximum value of x in linear scale.") |
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| 122 | self.sizer4.Add(self.xmax,(iy,ix),(1,1), wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 0) |
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| 123 | self.xmax.Bind(wx.EVT_KILL_FOCUS, self._onTextEnter) |
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| 124 | self.xmax.Bind(wx.EVT_TEXT_ENTER, self._onTextEnter) |
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| 125 | |
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| 126 | iy +=1 |
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| 127 | ix = 0 |
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| 128 | self.text4_5 = wx.StaticText(self, -1, 'y range') |
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| 129 | self.sizer4.Add(self.text4_5,(iy, ix),(1,1),\ |
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| 130 | wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 15) |
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| 131 | ix += 1 |
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| 132 | self.ymin = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20)) |
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| 133 | self.ymin.SetValue(format_number(data.ymin)) |
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| 134 | self.ymin.SetToolTipString("Minimun value of y in linear scale.") |
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| 135 | self.sizer4.Add(self.ymin,(iy, ix),(1,1), wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 0) |
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| 136 | self.ymin.Bind(wx.EVT_KILL_FOCUS, self._onTextEnter) |
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| 137 | self.ymin.Bind(wx.EVT_TEXT_ENTER, self._onTextEnter) |
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| 138 | |
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| 139 | ix += 2 |
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| 140 | self.ymax = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20)) |
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| 141 | self.ymax.SetValue(format_number(data.ymax)) |
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| 142 | self.ymax.SetToolTipString("Maximum value of y in linear scale.") |
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| 143 | self.sizer4.Add(self.ymax,(iy,ix),(1,1), wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 0) |
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| 144 | self.ymax.Bind(wx.EVT_KILL_FOCUS, self._onTextEnter) |
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| 145 | self.ymax.Bind(wx.EVT_TEXT_ENTER, self._onTextEnter) |
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| 146 | |
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| 147 | #Set chisqr result into TextCtrl |
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| 148 | ix = 0 |
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| 149 | iy = 1 |
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| 150 | self.text1_1 = wx.StaticText(self, -1, 'Chi2/dof', style=wx.ALIGN_LEFT) |
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| 151 | self.sizer1.Add(self.text1_1,(iy,ix),(1,1),\ |
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| 152 | wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 15) |
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| 153 | ix += 1 |
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| 154 | self.tcChi = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20)) |
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| 155 | self.tcChi.SetToolTipString("Chi^2 over degrees of freedom.") |
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| 156 | self.sizer1.Add(self.tcChi,(iy,ix),(1,1), wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 0) |
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| 157 | ix +=2 |
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| 158 | self.sizer1.Add(self.btFit,(iy,ix),(1,1), wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 0) |
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| 159 | ix+= 1 |
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| 160 | self.sizer1.Add( self.btClose,(iy,ix),(1,1), wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 0) |
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| 161 | ix= 1 |
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| 162 | iy+=1 |
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| 163 | self.sizer1.Add((20,20),(iy,ix),(1,1), wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 0) |
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| 164 | # contains link between model ,all its parameters, and panel organization |
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| 165 | self.parameters=[] |
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| 166 | self.fixed_param=[] |
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| 167 | #contains link between a model and selected parameters to fit |
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| 168 | self.param_toFit=[] |
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| 169 | # model on which the fit would be performed |
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| 170 | self.model=None |
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| 171 | # preview selected model name |
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| 172 | |
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| 173 | |
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| 174 | #dictionary of model name and model class |
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| 175 | self.model_list_box={} |
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| 176 | |
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| 177 | self.data = data |
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| 178 | self.vbox.Layout() |
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| 179 | self.vbox.Fit(self) |
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| 180 | self.SetSizer(self.vbox) |
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| 181 | self.SetScrollbars(20,20,55,40) |
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| 182 | self.Centre() |
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| 183 | |
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| 184 | |
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| 185 | |
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| 186 | def compute_chisqr(self): |
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| 187 | """ @param fn: function that return model value |
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| 188 | @return residuals |
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| 189 | """ |
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| 190 | flag=self.checkFitRange() |
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| 191 | res=[] |
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| 192 | if flag== True: |
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| 193 | try: |
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| 194 | xmin = float(self.xmin.GetValue()) |
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| 195 | xmax = float(self.xmax.GetValue()) |
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| 196 | ymin = float(self.ymin.GetValue()) |
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| 197 | ymax = float(self.ymax.GetValue()) |
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| 198 | for i in range(len(self.data.x_bins)): |
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| 199 | if self.data.x_bins[i]>= xmin and self.data.x_bins[i]<= xmax: |
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| 200 | for j in range(len(self.data.y_bins)): |
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| 201 | if self.data.y_bins[j]>= ymin and self.data.y_bins[j]<= ymax: |
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| 202 | res.append( (self.data.data[j][i]- self.model.runXY(\ |
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| 203 | [self.data.x_bins[i],self.data.y_bins[j]]))\ |
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| 204 | /self.data.err_data[j][i] ) |
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| 205 | sum=0 |
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| 206 | |
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| 207 | for item in res: |
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| 208 | if numpy.isfinite(item): |
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| 209 | sum +=item |
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| 210 | #print "chisqr : sum 2D", xmin, xmax, ymin, ymax,sum |
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| 211 | #print res |
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| 212 | self.tcChi.SetValue(format_number(math.fabs(sum))) |
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| 213 | except: |
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| 214 | wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\ |
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| 215 | "Chisqr cannot be compute: %s"% sys.exc_value)) |
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| 216 | |
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| 217 | |
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