interface_build {
    {r.mask.points} 0
    {Filters a point file using existing region & mask, and (optionally) an additional raster map.}
    {entry input {Input point file in format east, north, (optional text):} 0 file}
    {entry mask {Raster map for filtering in addition to existing mask and region (optional):} 0 raster}
    {entry fs {Field separator in points file:} 0 ""}
    {checkbox -r {Read point coordinates as north, east instead of east, north.} "" -r}
    {entry > {Output filtered points to ASCII file:} 0 file}
}