Changeset d0ce2c30 in sasview for sansview/perspectives/fitting

Timestamp:

Apr 20, 2009 11:10:00 AM (16 years ago)

Author:

Jae Cho <jhjcho@…>

Branches:

master, ESS_GUI, ESS_GUI_Docs, ESS_GUI_batch_fitting, ESS_GUI_bumps_abstraction, ESS_GUI_iss1116, ESS_GUI_iss879, ESS_GUI_iss959, ESS_GUI_opencl, ESS_GUI_ordering, ESS_GUI_sync_sascalc, costrafo411, magnetic_scatt, release-4.1.1, release-4.1.2, release-4.2.2, release_4.0.1, ticket-1009, ticket-1094-headless, ticket-1242-2d-resolution, ticket-1243, ticket-1249, ticket885, unittest-saveload

Children:

1c1436d

Parents:

9e6c27f

Message:

removed the Q=0 point (when y[Q=0] ==None) from fitting

File:

• sansview/perspectives/fitting/fitpage.py (modified) (2 diffs)

sansview/perspectives/fitting/fitpage.py

@@ -464 +464 @@
             wx.PostEvent(self.parent.parent, StatusEvent(status= msg ))
             return 
-        
-        self.qmin_x=float(self.qmin.GetValue())
+
+        # Remove or do not allow fitting on the Q=0 point, especially when y(q=0)=None at x[0].
+        #ToDo: Fix this.
+        if float(self.qmin.GetValue())==0.0 and self.data.x[0]==0 and not numpy.isfinite(self.data.y[0]):
+            self.qmin_x = min(self.data.x[self.data.x!=0])
+        else:                       
+            self.qmin_x = float(self.qmin.GetValue())
+        
         self.qmax_x =float( self.qmax.GetValue())
         self.manager._reset_schedule_problem( value=0)
@@ -727 +733 @@
         from sans.guiframe.utils import check_value
         flag = check_value( self.qmin, self.qmax)
-       
         if flag== True:
             try: