v.extrude v.extrude - Extrudes flat vector object to 3D with defined height. Vector (v.*) ParameterVector|input|Name of input 2D vector map|-1|False ParameterNumber|zshift|Shifting value for z coordinates|None|None|0 ParameterRaster|elevation|Elevation raster for height extraction|True ParameterNumber|height|Fixed height for 3D vector objects|None|None|0 ParameterTableField|hcolumn|Name of attribute column with object heights|input ParameterString|type|Feature type|point,line,boundary,area ParameterBoolean|-t|Trace elevation|False OutputVector|output|Name of resulting 3D vector map