fitpage1D.py @ 8b30e62

ESS_GUIESS_GUI_DocsESS_GUI_batch_fittingESS_GUI_bumps_abstractionESS_GUI_iss1116ESS_GUI_iss879ESS_GUI_iss959ESS_GUI_openclESS_GUI_orderingESS_GUI_sync_sascalccostrafo411magnetic_scattrelease-4.1.1release-4.1.2release-4.2.2release_4.0.1ticket-1009ticket-1094-headlessticket-1242-2d-resolutionticket-1243ticket-1249ticket885unittest-saveload

Last change on this file since 8b30e62 was 8aac6e1, checked in by Jae Cho <jhjcho@…>, 16 years ago
Maximum data range displays only for 1D data fit. For 2D, it is not proper.
Property mode set to `100644`
File size: 23.9 KB

Rev	Line
[d89f09b]	1	import sys
	2	import wx
	3	import wx.lib
[442895f]	4	import numpy,math
[d89f09b]	5	import copy
[08b9c6c8]	6	import sans.models.dispersion_models
[26bf293]	7	from sans.guicomm.events import StatusEvent
	8	from sans.guiframe.utils import format_number
	9	from modelpage import ModelPage
	10	from modelpage import format_number
[d89f09b]	11	(ModelEventbox, EVT_MODEL_BOX) = wx.lib.newevent.NewEvent()
	12	_BOX_WIDTH = 80
	13
	14
[26bf293]	15
[d23544dc]	16	class FitPage1D(ModelPage):
[d89f09b]	17	"""
	18	FitPanel class contains fields allowing to display results when
	19	fitting a model and one data
	20	@note: For Fit to be performed the user should check at least one parameter
	21	on fit Panel window.
	22
	23	"""
	24	## Internal name for the AUI manager
	25	window_name = "Fit page"
	26	## Title to appear on top of the window
	27	window_caption = "Fit Page"
[10c43a5]	28	name=None
[d89f09b]	29
[9d31a8b]	30	def __init__(self, parent,data, args, *kwargs):
[f39511b]	31	wx.ScrolledWindow.__init__(self, parent, args, *kwargs)
[d89f09b]	32	"""
	33	Initialization of the Panel
	34	"""
[26bf293]	35	self.data = data
	36	self.enable2D=False
[d89f09b]	37	self.manager = None
	38	self.parent = parent
[b5847bd8]	39	self.event_owner = None
[d89f09b]	40	#panel interface
	41	self.vbox = wx.BoxSizer(wx.VERTICAL)
[26bf293]	42	self.sizer10 = wx.GridBagSizer(5,5)
	43	self.sizer9 = wx.GridBagSizer(5,5)
	44	self.sizer8 = wx.GridBagSizer(5,5)
	45	self.sizer7 = wx.GridBagSizer(5,5)
[08b9c6c8]	46	self.sizer6 = wx.GridBagSizer(5,5)
[5cab7d3]	47	self.sizer5 = wx.GridBagSizer(5,5)
[d89f09b]	48	self.sizer4 = wx.GridBagSizer(5,5)
	49	self.sizer3 = wx.GridBagSizer(5,5)
	50	self.sizer2 = wx.GridBagSizer(5,5)
	51	self.sizer1 = wx.GridBagSizer(5,5)
[26bf293]	52	# Add layer
	53	#data info layer
	54	self.vbox.Add(self.sizer1)
	55	#data range
	56	self.vbox.Add(self.sizer2)
	57	#instrument smearing selection layer
	58	self.vbox.Add(self.sizer3)
	59	#model selection
	60	self.vbox.Add(wx.StaticLine(self, -1), 0, wx.EXPAND, 0)
	61	self.vbox.Add(self.sizer4)
	62	#model paramaters layer
	63	self.vbox.Add(self.sizer5)
	64	#polydispersion selected
	65	self.vbox.Add(wx.StaticLine(self, -1), 0, wx.EXPAND, 0)
	66	self.vbox.Add(self.sizer6)
	67	#combox box for type of dispersion
	68	self.vbox.Add(self.sizer7)
	69	#dispersion parameters layer
	70	self.vbox.Add(self.sizer8)
	71	#fit info layer
	72	self.vbox.Add(wx.StaticLine(self, -1), 0, wx.EXPAND, 0)
	73	self.vbox.Add(self.sizer9)
	74	#close layer
	75	self.vbox.Add(wx.StaticLine(self, -1), 0, wx.EXPAND, 0)
	76	self.vbox.Add(self.sizer10)
[04edd0d]	77
[26bf293]	78	#---------sizer 1 draw--------------------------------
[f39511b]	79	self.DataSource =wx.StaticText(self, -1,str(data.name))
[08b9c6c8]	80	self.smearer_box = wx.ComboBox(self, -1)
	81	wx.EVT_COMBOBOX( self.smearer_box,-1, self.onSmear )
	82	self.smeares= sans.models.dispersion_models.models
	83	i=0
	84	self.smearer_box.SetValue(str(None))
	85	self.smearer_box.Insert(str(None),i)
[32d802f]	86
[08b9c6c8]	87	for k,v in self.smeares.iteritems():
[32d802f]	88	if str(v)=="GaussianModel":
	89	self.smearer_box.Insert("Gaussian Resolution",i)
	90	else:
	91	self.smearer_box.Insert(str(v),i)
[08b9c6c8]	92	i+=1
[26bf293]	93
	94	# Minimum value of data
	95	self.data_min = wx.StaticText(self, -1,str(format_number(numpy.min(data.x))))
	96	# Maximum value of data
	97	self.data_max = wx.StaticText(self, -1,str(format_number(numpy.max(data.x))))
	98	#Filing the sizer containing data related fields
	99	ix = 0
	100	iy = 1
	101	self.sizer1.Add(wx.StaticText(self, -1, 'Data Source Name : '),(iy,ix),\
	102	(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
[5cab7d3]	103
[26bf293]	104	ix += 1
	105	self.sizer1.Add(self.DataSource,(iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
[d89f09b]	106
[26bf293]	107	#---------sizer 2 draw--------------------------------
[d89f09b]	108	ix = 0
	109	iy = 1
[26bf293]	110	#set maximum range for x in linear scale
[8aac6e1]	111	if not hasattr(self.data,"data"): #Display only for 1D data fit
	112	self.text4_3 = wx.StaticText(self, -1, 'Maximum Data Range(Linear)', style=wx.ALIGN_LEFT)
	113	self.sizer2.Add(self.text4_3,(iy,ix),(1,1),\
[26bf293]	114	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
[8aac6e1]	115	ix += 2
	116	self.sizer2.Add(wx.StaticText(self, -1, 'Min :'),(iy, ix),(1,1),\
[26bf293]	117	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
[8aac6e1]	118	ix += 1
	119	self.sizer2.Add(self.data_min,(iy, ix),(1,1),\
[26bf293]	120	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
[8aac6e1]	121	ix += 1
	122	self.sizer2.Add(wx.StaticText(self, -1, 'Max : '),(iy, ix),(1,1),\
[26bf293]	123	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
[8aac6e1]	124	ix += 1
	125	self.sizer2.Add(self.data_max,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
[26bf293]	126
	127	#----sizer 3 draw--------------------------------
[d89f09b]	128	ix = 0
[26bf293]	129	iy = 1
[32d802f]	130	self.sizer3.Add(wx.StaticText(self,-1,'Instrument Smearing'),(iy,ix),(1,1)\
[08b9c6c8]	131	, wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
	132	ix += 1
	133	self.sizer3.Add(self.smearer_box,(iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
[26bf293]	134	ix =0
	135	iy+=1
	136	self.sizer3.Add((20,20),(iy,ix),(1,1),wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
	137
	138	#------------------ sizer 4 draw------------------------
	139	self.modelbox = wx.ComboBox(self, -1)
[94999eb]	140	self.tcChi = wx.StaticText(self, -1, str(0), style=wx.ALIGN_LEFT)
	141	self.tcChi.Hide()
	142	self.text1_1 = wx.StaticText(self, -1, 'Chi2/dof', style=wx.ALIGN_LEFT)
	143	self.text1_1.Hide()
[26bf293]	144	#filling sizer2
[08b9c6c8]	145	ix = 0
[26bf293]	146	iy = 1
	147	self.sizer4.Add(wx.StaticText(self,-1,'Model'),(iy,ix),(1,1)\
[d89f09b]	148	, wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
	149	ix += 1
[26bf293]	150	self.sizer4.Add(self.modelbox,(iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
[94999eb]	151	ix += 1
	152	self.sizer4.Add(self.text1_1,(iy,ix),(1,1),\
	153	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
	154	ix += 1
	155	self.sizer4.Add(self.tcChi,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
[26bf293]	156	#----------sizer6-------------------------------------------------
	157	self.disable_disp = wx.RadioButton(self, -1, 'No', (10, 10), style=wx.RB_GROUP)
	158	self.enable_disp = wx.RadioButton(self, -1, 'Yes', (10, 30))
	159	self.Bind(wx.EVT_RADIOBUTTON, self.Set_DipersParam, id=self.disable_disp.GetId())
	160	self.Bind(wx.EVT_RADIOBUTTON, self.Set_DipersParam, id=self.enable_disp.GetId())
	161	ix= 0
	162	iy=1
	163	self.sizer6.Add(wx.StaticText(self,-1,'Polydispersity: '),(iy,ix),(1,1)\
	164	, wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
[9d31a8b]	165	ix += 1
[26bf293]	166	self.sizer6.Add(self.enable_disp ,(iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
	167	ix += 1
	168	self.sizer6.Add(self.disable_disp ,(iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
	169	ix =0
	170	iy+=1
	171	self.sizer6.Add((20,20),(iy,ix),(1,1),wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
	172
	173
	174	#---------sizer 9 draw----------------------------------------
[94999eb]	175
[26bf293]	176
	177	id = wx.NewId()
	178	self.btFit =wx.Button(self,id,'Fit')
	179	self.btFit.Bind(wx.EVT_BUTTON, self.onFit,id=id)
	180	self.btFit.SetToolTipString("Perform fit.")
	181	## Q range
[3e8e627]	182	#print "self.data fitpage1D" , self.data,hasattr(self.data,"data")
[44999f3]	183	# Reversed to the codes; Need to think carefully about consistency in q between 2D plot and fitting
[26bf293]	184	if not hasattr(self.data,"data"):
	185	self.qmin_x= numpy.min(self.data.x)
	186	self.qmax_x= numpy.max(self.data.x)
[3e8e627]	187	self.num_points= len(self.data.x)
[26bf293]	188	else:
[44999f3]	189	# Reversed to the codes; Need to think carefully about consistency in q between 2D plot and fitting
[c4550b0]	190	radius1= math.sqrt(math.pow(self.data.xmin, 2)+ math.pow(self.data.ymin, 2))
	191	radius2= math.sqrt(math.pow(self.data.xmax, 2)+ math.pow(self.data.ymin, 2))
	192	radius3= math.sqrt(math.pow(self.data.xmin, 2)+ math.pow(self.data.ymax, 2))
	193	radius4= math.sqrt(math.pow(self.data.xmax, 2)+ math.pow(self.data.ymax, 2))
[3e8e627]	194	#self.qmin_x = 0
	195	#self.qmax_x = max(radius1, radius2, radius3, radius4)
[4cb07c0]	196	self.qmin_x= 0#self.data.xmin
	197	self.qmax_x= math.sqrt(math.pow(max(math.fabs(self.data.xmax),math.fabs(self.data.xmin)),2)
	198	+math.pow(max(math.fabs(self.data.ymax),math.fabs(self.data.ymin)),2))#self.data.xmax
[888e62c]	199	print "data2D range",self.qmax_x
[44999f3]	200
[888e62c]	201	self.num_points= 100
[26bf293]	202
	203
	204
	205	self.qmin = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
	206	self.qmin.SetValue(str(format_number(self.qmin_x)))
	207	self.qmin.SetToolTipString("Minimun value of x in linear scale.")
	208	self.qmin.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
	209	self.qmin.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
[4cb07c0]	210	self.qmin.Enable()
[26bf293]	211
	212	self.qmax = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
	213	self.qmax.SetValue(str(format_number(self.qmax_x)))
	214	self.qmax.SetToolTipString("Maximum value of x in linear scale.")
	215	self.qmax.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
	216	self.qmax.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
[4cb07c0]	217	self.qmax.Enable()
[26bf293]	218
	219	self.npts = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
	220	self.npts.SetValue(format_number(self.num_points))
	221	self.npts.SetToolTipString("Number of point to plot.")
	222	self.npts.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
	223	self.npts.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
	224	self.npts.Disable()
	225	self.npts.Hide()
	226	ix = 0
	227	iy = 1
	228	self.sizer9.Add(wx.StaticText(self, -1, 'Fitting Range'),(iy, ix),(1,1),\
[d89f09b]	229	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
[26bf293]	230	ix += 1
	231	self.sizer9.Add(wx.StaticText(self, -1, 'Min'),(iy, ix),(1,1),\
[d89f09b]	232	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
[26bf293]	233	ix += 1
	234	self.sizer9.Add(wx.StaticText(self, -1, 'Max'),(iy, ix),(1,1),\
	235	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
	236	#ix += 1
	237	#self.sizer9.Add(wx.StaticText(self, -1, 'Npts'),(iy, ix),(1,1),\
	238	# wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
[d89f09b]	239	ix = 0
	240	iy += 1
[8aac6e1]	241	self.sizer9.Add(wx.StaticText(self, -1, 'Q range'),(iy, ix),(1,1),\
[9d31a8b]	242	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
[d89f09b]	243	ix += 1
[26bf293]	244	self.sizer9.Add(self.qmin,(iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
	245	ix += 1
	246	self.sizer9.Add(self.qmax,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
	247	ix += 1
	248	self.sizer9.Add(self.npts,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
[94999eb]	249
[d89f09b]	250	ix += 1
[26bf293]	251	self.sizer9.Add(self.btFit,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
	252	ix =0
	253	iy+=1
	254	self.sizer9.Add((20,20),(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
	255	#----------sizer 10 draw------------------------------------------------------
	256	id = wx.NewId()
	257	self.btClose =wx.Button(self,id,'Close')
	258	self.btClose.Bind(wx.EVT_BUTTON, self.onClose,id=id)
	259	self.btClose.SetToolTipString("Close page.")
	260
	261	ix= 3
	262	iy= 1
	263	self.sizer10.Add((20,20),(iy,ix),(1,1),wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
	264	ix +=1
	265	self.sizer10.Add( self.btClose,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
	266	ix =0
[2dbb681]	267	iy+=1
[26bf293]	268	self.sizer10.Add((20,20),(iy,ix),(1,1),wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
	269
[d89f09b]	270	# contains link between model ,all its parameters, and panel organization
	271	self.parameters=[]
[08b9c6c8]	272	self.fixed_param=[]
[6b44403]	273	self.fittable_param=[]
[26bf293]	274	#list of dispersion paramaters
[7a0fb4e]	275	self.disp_list=[]
[d89f09b]	276	#contains link between a model and selected parameters to fit
	277	self.param_toFit=[]
	278	# model on which the fit would be performed
	279	self.model=None
	280	#dictionary of model name and model class
[72637e8]	281	self.model_list_box={}
	282
	283	if self.model == None:
	284	self.qmin.Disable()
	285	self.qmax.Disable()
	286	else:
	287	self.qmin.Enable()
	288	self.qmax.Enable()
	289
[32673ac]	290
[f39511b]	291	self.vbox.Layout()
	292	self.vbox.Fit(self)
	293	self.SetSizer(self.vbox)
	294	self.SetScrollbars(20,20,55,40)
	295
[d89f09b]	296	self.Centre()
[b5847bd8]	297	self.Layout()
	298	self.GrandParent.GetSizer().Layout()
[26bf293]	299
	300	def compute_chisqr2D(self):
[442895f]	301	""" @param fn: function that return model value
	302	@return residuals
	303	"""
	304	flag=self.checkFitRange()
[26bf293]	305	res=[]
[442895f]	306	if flag== True:
[948add7]	307	try:
[fd25fb0]	308	print "compute",self.data.err_data
[26bf293]	309	self.qmin_x = float(self.qmin.GetValue())
	310	self.qmax_x = float(self.qmax.GetValue())
[bcd6d51]	311
[26bf293]	312	for i in range(len(self.data.x_bins)):
	313	if self.data.x_bins[i]>= self.qmin_x and self.data.x_bins[i]<= self.qmax_x:
	314	for j in range(len(self.data.y_bins)):
	315	if self.data.y_bins[j]>= self.qmin_x and self.data.y_bins[j]<= self.qmax_x:
	316	res.append( (self.data.data[j][i]- self.model.runXY(\
[888e62c]	317	[self.data.x_bins[i],self.data.y_bins[j]]))\
[26bf293]	318	/self.data.err_data[j][i] )
[948add7]	319	sum=0
[26bf293]	320
[948add7]	321	for item in res:
	322	if numpy.isfinite(item):
	323	sum +=item
[26bf293]	324	#print "chisqr : sum 2D", xmin, xmax, ymin, ymax,sum
	325	#print res
[44999f3]	326	self.tcChi.SetLabel(format_number(math.fabs(sum)))
[948add7]	327	except:
[fd25fb0]	328	raise
[948add7]	329	wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\
	330	"Chisqr cannot be compute: %s"% sys.exc_value))
[26bf293]	331
	332
	333	def compute_chisqr(self):
	334	""" @param fn: function that return model value
	335	@return residuals
	336	"""
	337
[d89f09b]	338	flag=self.checkFitRange()
[94999eb]	339	print "flag", flag
[26bf293]	340	if flag== True:
	341	try:
	342	if hasattr(self.data,"data"):
	343	self.compute_chisqr2D()
	344	return
	345	else:
	346	self.qmin_x = float(self.qmin.GetValue())
	347	self.qmax_x = float(self.qmax.GetValue())
[3e8e627]	348	#print "self.qmin_x, self.qmax_x",self.qmin_x,self.qmax_x
[26bf293]	349	x,y,dy = [numpy.asarray(v) for v in (self.data.x,self.data.y,self.data.dy)]
	350	if self.qmin_x==None and self.qmax_x==None:
	351	fx =numpy.asarray([self.model.run(v) for v in x])
	352	res=(y - fx)/dy
	353	else:
	354	idx = (x>= self.qmin_x) & (x <=self.qmax_x)
	355	fx = numpy.asarray([self.model.run(item)for item in x[idx ]])
	356	res= (y[idx] - fx)/dy[idx]
	357
	358	sum=0
	359	for item in res:
	360	if numpy.isfinite(item):
	361	sum +=item
	362	self.tcChi.SetLabel(format_number(math.fabs(sum)))
	363	except:
	364	wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\
	365	"Chisqr cannot be compute: %s"% sys.exc_value))
	366
[d89f09b]	367	def _on_select_model(self,event):
	368	"""
	369	react when a model is selected from page's combo box
	370	post an event to its owner to draw an appropriate theory
	371	"""
[44bbf6a]	372	self.btFit.SetFocus()
[26bf293]	373	self.disable_disp.SetValue(True)
	374	self.sizer8.Clear(True)
	375	self.sizer7.Clear(True)
	376	self.vbox.Layout()
	377	self.SetScrollbars(20,20,55,40)
	378	self.Layout()
	379	self.parent.GetSizer().Layout()
[72637e8]	380
[d89f09b]	381	for item in self.model_list_box.itervalues():
[00561739]	382	name = item.__name__
	383	if hasattr(item, "name"):
	384	name = item.name
	385	#print "fitpage: _on_select_model model name",name ,event.GetString()
[72637e8]	386	if name == None:
	387	self.qmin.Disable()
	388	self.qmax.Disable()
	389	else:
	390	self.qmin.Enable()
	391	self.qmax.Enable()
	392
[00561739]	393	if name ==event.GetString():
	394	try:
[f39511b]	395	self.model=item()
	396	evt = ModelEventbox(model=self.model,name=name)
[d89f09b]	397	wx.PostEvent(self.event_owner, evt)
[94999eb]	398	self.text1_1.Show()
[44999f3]	399	self.compute_chisqr()
[94999eb]	400	self.tcChi.Show()
[00561739]	401	except:
	402	raise #ValueError,"model.name is not equal to model class name"
[26bf293]	403	break
	404	def onFit(self,event):
	405	""" signal for fitting"""
	406
	407	flag=self.checkFitRange()
	408	self.set_manager(self.manager)
	409
	410	self.qmin_x=float(self.qmin.GetValue())
	411	self.qmax_x =float( self.qmax.GetValue())
	412	if len(self.param_toFit) >0 and flag==True:
	413	self.manager.schedule_for_fit( value=1,fitproblem =None)
[3e8e627]	414	if hasattr(self.data, "data"):
[4cb07c0]	415	self.manager._on_single_fit(qmin=self.qmin_x,qmax=self.qmax_x,
[e191da5]	416	ymin=self.data.ymin, ymax=self.data.ymax,
	417	xmin=self.data.xmin,xmax=self.data.xmax)
	418	#self.manager._on_single_fit(qmin=self.qmin_x,qmax=self.qmax_x,
	419	#ymin=self.data.ymin, ymax=self.data.ymax)
[3e8e627]	420	else:
	421	self.manager._on_single_fit(qmin=self.qmin_x,qmax=self.qmax_x)
[26bf293]	422	else:
[80f3169]	423	wx.PostEvent(self.parent.parent, StatusEvent(status=\
[26bf293]	424	"Select at least on parameter to fit "))
	425
	426
[d89f09b]	427	def _onTextEnter(self,event):
	428	"""
	429	set a flag to determine if the fitting range entered by the user is valid
	430	"""
[442895f]	431
[d89f09b]	432	try:
	433	flag=self.checkFitRange()
	434	if flag==True and self.model!=None:
[f39511b]	435	#print"fit page",self.xmin.GetValue(),self.xmax.GetValue()
[6f73a08]	436	self.manager.redraw_model(float(self.xmin.GetValue())\
[d89f09b]	437	,float(self.xmax.GetValue()))
	438	except:
[6f73a08]	439
[d89f09b]	440	wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\
	441	"Drawing Error:wrong value entered %s"% sys.exc_value))
	442
[26bf293]	443
[d89f09b]	444
	445	def get_param_list(self):
	446	"""
	447	@return self.param_toFit: list containing references to TextCtrl
	448	checked.Theses TextCtrl will allow reference to parameters to fit.
	449	@raise: if return an empty list of parameter fit will nnote work
	450	properly so raise ValueError,"missing parameter to fit"
	451	"""
	452	if self.param_toFit !=[]:
	453	return self.param_toFit
	454	else:
	455	raise ValueError,"missing parameter to fit"
	456
[26bf293]	457
[d89f09b]	458	def _onparamEnter(self,event):
	459	"""
	460	when enter value on panel redraw model according to changed
	461	"""
[e9b4cc4]	462	self.set_model()
[442895f]	463	self.compute_chisqr()
[0550752]	464
[e9b4cc4]	465	def set_model(self):
[d89f09b]	466	if len(self.parameters) !=0 and self.model !=None:
[d15c0202]	467	# Flag to register when a parameter has changed.
[d89f09b]	468	for item in self.parameters:
	469	try:
[d23544dc]	470	self.text2_3.Hide()
[0550752]	471	item[2].Hide()
	472	item[3].Clear()
	473	item[3].Hide()
[08b9c6c8]	474	except:
[26bf293]	475	#enter dispersion value
	476	pass
[e9b4cc4]	477	self.set_model_parameter()
	478
[26bf293]	479
[d89f09b]	480	def select_all_param(self,event):
	481	"""
	482	set to true or false all checkBox given the main checkbox value cb1
	483	"""
[94999eb]	484	self.select_all_param_helper()
[d89f09b]	485
	486
	487	def select_param(self,event):
	488	"""
	489	Select TextCtrl checked for fitting purpose and stores them
	490	in self.param_toFit=[] list
	491	"""
	492	self.param_toFit=[]
	493	for item in self.parameters:
	494	if item[0].GetValue()==True:
	495	list= [item[0],item[1],item[2],item[3]]
[89032bf]	496	if not (list in self.param_toFit):
	497	self.param_toFit.append(list )
[d89f09b]	498	else:
	499	if item in self.param_toFit:
	500	self.param_toFit.remove(item)
[6b44403]	501
	502	for item in self.fittable_param:
	503	if item[0].GetValue()==True:
	504	list= [item[0],item[1],item[2],item[3]]
	505	if not (list in self.param_toFit):
	506	self.param_toFit.append(list )
	507	else:
	508	if item in self.param_toFit:
	509	self.param_toFit.remove(item)
	510
	511
	512	if len(self.parameters)+len(self.fittable_param) ==len(self.param_toFit):
[d89f09b]	513	self.cb1.SetValue(True)
	514	else:
	515	self.cb1.SetValue(False)
[4cb07c0]	516	"""
[8d93ec4]	517	#qmax, qmin Input enabled all the time
	518	self.qmin.Enable()
[4cb07c0]	519	self.qmax.Enable()
	520	"""
[d89f09b]	521
	522	def onsetValues(self,chisqr, out,cov):
	523	"""
	524	Build the panel from the fit result
	525	@param chisqr:Value of the goodness of fit metric
	526	@param out:list of parameter with the best value found during fitting
	527	@param cov:Covariance matrix
	528
	529	"""
	530	#print "fitting : onsetvalues out",out
[26bf293]	531	self.tcChi.SetLabel(format_number(chisqr))
[d89f09b]	532	params = {}
	533	is_modified = False
	534	has_error = False
	535	if out.__class__==numpy.float64:
	536	self.param_toFit[0][1].SetValue(format_number(out))
	537	self.param_toFit[0][1].Refresh()
	538	if cov !=None :
	539	self.text2_3.Show()
	540	self.param_toFit[0][2].Show()
	541	self.param_toFit[0][3].Clear()
	542	self.param_toFit[0][3].SetValue(format_number(cov[0]))
	543	self.param_toFit[0][3].Show()
	544	#out is a list : set parameters and errors in TextCtrl
	545	else:
	546	i=0
[4cb07c0]	547	#print "fitpage: list param model",list
[d89f09b]	548	#for item in self.param_toFit:
	549	# print "fitpage: list display",item[0].GetLabelText()
	550	for item in self.param_toFit:
	551	if( out != None ) and len(out)<=len(self.param_toFit)and i < len(out):
[442895f]	552	#item[1].SetValue(format_number(out[i]))
	553	item[1].SetValue(format_number(self.model.getParam(item[0].GetLabelText())))
[d89f09b]	554	item[1].Refresh()
	555	if (cov !=None)and len(cov)<=len(self.param_toFit)and i < len(cov):
	556	self.text2_3.Show()
	557	item[2].Show()
	558	item[3].Clear()
	559	item[3].SetValue(format_number(cov[i]))
	560	item[3].Show()
	561	i+=1
	562
	563	self.vbox.Layout()
[0aac36f]	564	self.SetScrollbars(20,20,55,40)
	565	self.Layout()
[d89f09b]	566	self.GrandParent.GetSizer().Layout()
[a92d51b]	567
	568
[55e13ab]	569	def onSmear(self, event):
[08b9c6c8]	570	if event.GetString()=="None":
	571	self.manager.set_smearer(None)
	572
	573
[32d802f]	574	if event.GetString()=="Gaussian Resolution":
[55e13ab]	575	from DataLoader.qsmearing import smear_selection
	576	smear =smear_selection( self.data )
[08b9c6c8]	577	self.manager.set_smearer(smear)
[32d802f]	578	# print "on smearing"
[08b9c6c8]	579

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SasView

source: sasview/sansview/perspectives/fitting/fitpage1D.py @ 8b30e62

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