[processing] fix large points in polygon count overflow by using an int64 field

nirvn · nirvn · commit 9f51a4c7d1b2 · 2018-09-17T18:54:06.000+07:00
diff --git a/python/plugins/processing/algs/qgis/PointsInPolygon.py b/python/plugins/processing/algs/qgis/PointsInPolygon.py
@@ -117,7 +117,7 @@ def processAlgorithm(self, parameters, context, feedback):
 
         fields = poly_source.fields()
         if fields.lookupField(field_name) < 0:
-            fields.append(QgsField(field_name, QVariant.Int))
+            fields.append(QgsField(field_name, QVariant.LongLong))
         field_index = fields.lookupField(field_name)
 
         (sink, dest_id) = self.parameterAsSink(parameters, self.OUTPUT, context,
