v.net.visibility Performs visibility graph construction. Vector (v.*) QgsProcessingParameterFeatureSource|input|Input vector line layer (arcs)|-1|None|False QgsProcessingParameterString|coordinates|Coordinates|None|False|True QgsProcessingParameterFeatureSource|visibility|Input vector line layer containing visible points|1|None|True QgsProcessingParameterVectorDestination|output|Network Visibility