[processing] raise error if cellsize is not defined in interpolation

algorithm
qgis · Jan 13, 2017 · ce88da6 · ce88da6
1 parent 8994877
commit ce88da6
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/python/plugins/processing/algs/qgis/TinInterpolation.py b/python/plugins/processing/algs/qgis/TinInterpolation.py
@@ -165,6 +165,10 @@ def processAlgorithm(self, feedback):
             raise GeoAlgorithmExecutionException(
                 self.tr('You need to specify at least one input layer.'))
 
+        if cellsizeX == 0.0 or cellsizeY == 0.0:
+            raise GeoAlgorithmExecutionException(
+                self.tr('Cellsize should be greater than 0.'))
+
         xMin = float(extent[0])
         xMax = float(extent[1])
         yMin = float(extent[2])