Changeset a74dd016 in sasview

Timestamp:

Feb 7, 2019 4:00:00 AM (6 years ago)

Author:

wojciech

Branches:

ESS_GUI, ESS_GUI_bumps_abstraction, ESS_GUI_iss1116, ESS_GUI_opencl, ESS_GUI_sync_sascalc

Children:

80963c6c

Parents:

bda3ce4

Message:

Fixing faling P(r) on files without added errors

Location:

src/sas/qtgui/Perspectives/Inversion

Files:

• InversionLogic.py (modified) (1 diff)
• InversionPerspective.py (modified) (1 diff)

src/sas/qtgui/Perspectives/Inversion/InversionLogic.py

@@ -156 +156 @@
         return new_plot
 
+    def add_errors(self, sigma=0.05):
+        """
+        Adds errors to data set is they are not available.
+        Uses  $\Delta y = \sigma | y |$.
+        """
+        self._data.dy = sigma * np.fabs(self._data.y)
+
     def computeDataRange(self):
         """

src/sas/qtgui/Perspectives/Inversion/InversionPerspective.py

@@ -473 +473 @@
             self._calculator.set_qmax(qmax)
             if np.size(self.logic.data.dy) == 0 or np.all(self.logic.data.dy) == 0:
-                self._calculator.add_errors()
+                self.logic.add_errors()
             self.updateDataList(data)
             self.populateDataComboBox(self.logic.data.filename, data)