v.to.3d v.to.3d - Performs transformation of 2D vector features to 3D. Vector (v.*) ParameterVector|input|Name of input 2D vector map|-1|False ParameterString|type|Feature type|point,line,boundary,centroid ParameterNumber|height|Fixed height for 3D vector features|None|None|0.0 ParameterTableField|column|Name of attribute column used for height|input ParameterBoolean|-r|Reverse transformation; 3D vector features to 2D|False OutputVector|output|Name for output 3D vector map