AlignH

class ipkiss3.all.AlignH

Specifies that instances or ports should be aligned horizontally.

See also

AlignV

Examples

>>> i3.AlignH(['inst1', 'inst2', 'inst3'])
>>> i3.AlignH(['inst1:in', 'inst2:in', 'inst3:in'])
>>> i3.AlignH('inst1:in', 'inst2:in', 'inst3:in')

import si_fab.all as pdk
import ipkiss3.all as i3
import matplotlib.pyplot as plt

gc = pdk.FC_TE_1550()
mmi = pdk.MMI1x2Optimized1550()
x_coord = 150
y_coord = 100

# two grating couplers will be aligned horizontally
alignh_spec = i3.AlignH("gc_out2", "gc_in")

circuit = i3.Circuit(
    insts={"gc_in": gc, "gc_out1": gc, "gc_out2": gc, "mmi": mmi},
    specs=[
        i3.Place("gc_in:out", position=(0, y_coord)),
        i3.Place("gc_out1:out", position=(x_coord, 0), angle=180),
        i3.Place("mmi", position=(x_coord/2, y_coord/4)),
        alignh_spec,  # horizontal alignment
        i3.AlignV("gc_out2", "gc_out1"),
        i3.FlipH("gc_out2"),
        i3.ConnectManhattan("gc_in:out", "mmi:in1",),
        i3.ConnectManhattan("mmi:out1", "gc_out1:out",),
        i3.ConnectManhattan("mmi:out2", "gc_out2:out",),
    ],
)
circuit.Layout().visualize(show=False)
plt.axhline(y=y_coord, color="k", linestyle="--")
plt.show()