GRASS GIS 8.4.1dev Reference Manual: Topic conversion

Topic: conversion

r.to.rast3	Converts 2D raster map slices to one 3D raster volume map.
r.to.rast3elev	Creates a 3D volume map based on 2D elevation and value raster maps.
r.to.vect	Converts a raster map into a vector map.
r3.to.rast	Converts 3D raster maps to 2D raster maps
t.rast.to.rast3	Converts a space time raster dataset into a 3D raster map.
t.rast.to.vect	Converts a space time raster dataset into a space time vector dataset
v.to.rast	Converts (rasterize) a vector map into a raster map.
v.to.rast3	Converts a vector map (only points) into a 3D raster map.

See also the corresponding keyword conversion for additional references.