source($drc_test_source)
target($drc_test_target)

verbose

ncpu = 4

chip = input(189, 4)
chip.output(189, 4)

# NOTE: this must not happen in tiled mode as the sealring
# is only visible as a whole in flat mode
sealring = source.cell("sealring")

metal1_seal = sealring.input(8, 0)
metal1_seal_inner = metal1_seal.holes
# NOTE: metal1_seal_outer is empty if there is no sealring ->
# the full chip will be filled
metal1_seal_outer = chip.interacting(metal1_seal_inner) - metal1_seal_inner

# Everything else can be done in tiled mode

tiles(500)
tile_borders(2.0)
threads(ncpu)

metal1 = input(8, 0)
metal1.output(8, 0)
metal1_fill = input(8, 22)
metal1_nofill = input(8, 23) + metal1_seal_outer

metal1_dist = 0.42
min_space_to_fill = 1.0

pattern = fill_pattern("METAL1_FILL1")
pattern.shape(8, 22, box(0.0, 0.0, 5.0, 5.0))
pattern.dim(5.0, 5.0)
pattern.margin(metal1_dist, metal1_dist)

to_fill = chip - metal1_nofill - metal1

to_fill = to_fill.fill_with_left(pattern, hstep(7.0, 0), vstep(1.5, 7.0), multi_origin)

pattern = fill_pattern("METAL1_FILL2")
pattern.shape(8, 22, box(0.0, 0.0, 2.0, 2.0))
pattern.dim(2.0, 2.0)
pattern.margin(metal1_dist, metal1_dist)

to_fill = to_fill.fill_with_left(pattern, hstep(2.42, 0), vstep(0.65, 2.42), multi_origin)

pattern = fill_pattern("METAL1_FILL3")
pattern.shape(8, 22, box(0.0, 0.0, 1.2, 1.2))
pattern.dim(1.2, 1.2)
pattern.margin(metal1_dist, metal1_dist)

to_fill = to_fill.fill_with_left(pattern, hstep(1.62, 0), vstep(0.3, 1.62), multi_origin)