v.perturb Random location perturbations of GRASS vector points Vector (v.*) QgsProcessingParameterVectorLayer|input|Vector points to be spatially perturbed|-1|None|False QgsProcessingParameterEnum|distribution|Distribution of perturbation|uniform;normal QgsProcessingParameterString|parameters|Parameter(s) of distribution (uniform: maximum; normal: mean and stddev)| QgsProcessingParameterNumber|minimum|Minimum deviation in map units|QgsProcessingParameterNumber.Double|0.0|False|None|None QgsProcessingParameterNumber|seed|Seed for random number generation|QgsProcessingParameterNumber.Double|0|False|None|None QgsProcessingParameterVectorDestination|output|Perturbed