def test_one():
c = Canvas()
c.pdk = {
"M1": {
"Direction": "V"
},
"M2": {
"Direction": "H"
},
"M3": {
"Direction": "H"
},
"V1": {
"Stack": ["M1", "M2"],
"SpaceX": 400,
"SpaceY": 500,
"WidthX": 400,
"WidthY": 300,
"VencA_L": 0,
"VencA_H": 0,
"VencP_L": 0,
"VencP_H": 0
},
"V2": {
"Stack": ["M2", "M3"],
"SpaceX": 400,
"SpaceY": 500,
"WidthX": 400,
"WidthY": 300,
"VencA_L": 0,
"VencA_H": 0,
"VencP_L": 0,
"VencP_H": 0
}
}
c.M1 = c.addGen(
Wire(nm='m1',
layer='M1',
direction='v',
clg=UncoloredCenterLineGrid(width=400, pitch=800, repeat=2),
spg=EnclosureGrid(pitch=900, stoppoint=450)))
c.M2 = c.addGen(
Wire(nm='m2',
layer='M2',
direction='h',
clg=UncoloredCenterLineGrid(width=400, pitch=900, repeat=5),
spg=EnclosureGrid(pitch=800, stoppoint=400)))
c.M3 = c.addGen(
Wire(nm='m3',
layer='M3',
direction='v',
clg=UncoloredCenterLineGrid(width=400, pitch=800, repeat=2),
spg=EnclosureGrid(pitch=900, stoppoint=450)))
c.V1 = c.addGen(
Via(nm='v1',
layer='V1',
h_clg=c.M2.clg,
v_clg=c.M1.clg,
WidthX=c.pdk['V1']['WidthX'],
WidthY=c.pdk['V1']['WidthY']))
c.V2 = c.addGen(
Via(nm='v2',
layer='V2',
h_clg=c.M2.clg,
v_clg=c.M3.clg,
WidthX=c.pdk['V2']['WidthX'],
WidthY=c.pdk['V2']['WidthY']))
for x in [1, 2, 3]:
c.addWire(c.M1, 'a', x, (0, 1), (3, 3))
for y in [1, 2, 3]:
c.addWire(c.M2, 'a', y, (1, 1), (5, 3))
for x in [4, 5, 6]:
c.addWire(c.M3, 'a', x, (0, 1), (3, 3))
c.drop_via(c.V1)
c.drop_via(c.V2)
c.computeBbox()
data = {
'bbox': c.bbox.toList(),
'globalRoutes': [],
'globalRouteGrid': [],
'terminals': c.terminals
}
# for viewing
with open(
pathlib.Path(os.getenv('ALIGN_HOME')) / 'Viewer' / 'INPUT' /
'drop_via_one.json', "wt") as fp:
fp.write(json.dumps(data, indent=2) + '\n')
fn = "__json_drop_via_one"
with open(mydir / (fn + "_cand"), "wt") as fp:
fp.write(json.dumps(data, indent=2) + '\n')
with open(mydir / (fn + "_gold"), "rt") as fp:
data2 = json.load(fp)
assert data == data2
def test_two():
c = Canvas()
c.pdk = {
"M1": {
"Direction": "V"
},
"M2": {
"Direction": "H"
},
"V1": {
"Stack": ["M1", "M2"],
"SpaceX": 700,
"SpaceY": 700,
"WidthX": 400,
"WidthY": 300,
"VencA_L": 50,
"VencA_H": 50,
"VencP_L": 0,
"VencP_H": 0
}
}
c.M1 = c.addGen(
Wire(nm='m1',
layer='M1',
direction='v',
clg=UncoloredCenterLineGrid(width=400, pitch=800, repeat=2),
spg=EnclosureGrid(pitch=900, stoppoint=450)))
c.M2 = c.addGen(
Wire(nm='m2',
layer='M2',
direction='h',
clg=UncoloredCenterLineGrid(width=400, pitch=900, repeat=5),
spg=EnclosureGrid(pitch=800, stoppoint=400)))
c.V1 = c.addGen(
Via(nm='v1',
layer='V1',
h_clg=c.M2.clg,
v_clg=c.M1.clg,
WidthX=c.pdk['V1']['WidthX'],
WidthY=c.pdk['V1']['WidthY']))
# via existing
c.addWire(c.M1, 'a', 1, (0, 1), (1, 3))
c.addWire(c.M2, 'a', 1, (0, 1), (1, 3))
c.addVia(c.V1, 'a', 1, 1)
# SpaceY violation
c.addWire(c.M1, 'a', 3, (0, 1), (2, 3))
c.addWire(c.M2, 'a', 1, (2, 1), (3, 3))
c.addWire(c.M2, 'a', 2, (2, 1), (3, 3))
# SpaceX violation
c.addWire(c.M1, 'a', 5, (0, 1), (2, 3))
c.addWire(c.M1, 'a', 6, (0, 1), (2, 3))
c.addWire(c.M2, 'a', 1, (4, 1), (6, 3))
# enclosure violation
c.terminals.append({
"layer": "M1",
"netName": "a",
"rect": [6200, 750, 6600, 2250],
"netType": "drawing"
})
c.terminals.append({
"layer": "M2",
"netName": "a",
"rect": [6200, 1600, 7000, 2000],
"netType": "drawing"
})
c.addWire(c.M2, 'a', 1, (7, 1), (8, 3))
c.drop_via(c.V1)
c.computeBbox()
data = {
'bbox': c.bbox.toList(),
'globalRoutes': [],
'globalRouteGrid': [],
'terminals': c.terminals
}
# for viewing
with open(
pathlib.Path(os.getenv('ALIGN_HOME')) / 'Viewer' / 'INPUT' /
'drop_via_two.json', "wt") as fp:
fp.write(json.dumps(data, indent=2) + '\n')
fn = "__json_drop_via_two"
with open(mydir / (fn + "_cand"), "wt") as fp:
fp.write(json.dumps(data, indent=2) + '\n')
with open(mydir / (fn + "_gold"), "rt") as fp:
data2 = json.load(fp)
assert data == data2
