add_mask, t1, EXTENT, 0, 1, 0, 1, 3, 4
add_postprocess, g1, MASK, :all, SET, @t1
add_field_variable, f1, GET, :g1, *pressure, ON


NumberOfGeom, 1

Geom_file, -
Geom_shape, SET, BOX, $f1, 0.0, 0.0, 9999.0, 1.0, 1.0,
Geom_pressure, SET, CONST, 1.0, 0.0

