[processing] make additional Fusion parameters optional

(cherry picked from commit 49e7b94)
qgis · Jan 25, 2017 · bcf136b · bcf136b
1 parent 1ce35cd
commit bcf136b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/python/plugins/processing/algs/lidar/fusion/FusionAlgorithm.py b/python/plugins/processing/algs/lidar/fusion/FusionAlgorithm.py
@@ -48,7 +48,7 @@ def checkBeforeOpeningParametersDialog(self):
 
     def addAdvancedModifiers(self):
         param = ParameterString(
-            self.ADVANCED_MODIFIERS, self.tr('Additional modifiers'), '')
+            self.ADVANCED_MODIFIERS, self.tr('Additional modifiers'), '', optional=True)
         param.isAdvanced = True
         self.addParameter(param)