[processing] Add NULL geometry support to centroid algorithm

m-kuhn · m-kuhn · commit cd10c6c88ec9 · 2016-02-04T13:35:17.000+01:00
diff --git a/python/plugins/processing/algs/qgis/Centroids.py b/python/plugins/processing/algs/qgis/Centroids.py
@@ -68,10 +68,10 @@ def processAlgorithm(self, progress):
             attrs = inFeat.attributes()
 
             if not inGeom:
-                outGeom = QgsGeometry()
+                outGeom = QgsGeometry(None)
             else:
                 outGeom = QgsGeometry(inGeom.centroid())
-                if outGeom is None:
+                if not outGeom:
                     raise GeoAlgorithmExecutionException(
                         self.tr('Error calculating centroid'))
 
