def test_155392(self):
from pxr import Sdf, Usd
# Usd should maintain load state across instancing changes.
l1 = Sdf.Layer.CreateAnonymous('.usda')
l2 = Sdf.Layer.CreateAnonymous('.usda')
xpay = Sdf.CreatePrimInLayer(l2, '/xpay')
ypay = Sdf.CreatePrimInLayer(l2, '/ypay')
p1 = Sdf.CreatePrimInLayer(l1, '/p1')
p1.specifier = Sdf.SpecifierDef
p1.referenceList.Add(Sdf.Reference('', '/x'))
p2 = Sdf.CreatePrimInLayer(l1, '/p2')
p2.specifier = Sdf.SpecifierDef
p2.referenceList.Add(Sdf.Reference('', '/x'))
x = Sdf.CreatePrimInLayer(l1, '/x')
x.instanceable = True
x.specifier = Sdf.SpecifierDef
x.payloadList.explicitItems.append(Sdf.Payload(l2.identifier, '/xpay'))
y = Sdf.CreatePrimInLayer(l1, '/x/y')
y.specifier = Sdf.SpecifierDef
x.payloadList.explicitItems.append(Sdf.Payload(l2.identifier, '/ypay'))
s = Usd.Stage.Open(l1, Usd.Stage.LoadAll)
self.assertTrue(
all([
x.IsLoaded() for x in [
s.GetPrimAtPath('/p1'),
s.GetPrimAtPath('/p1/y'),
s.GetPrimAtPath('/p2'),
s.GetPrimAtPath('/p2/y')
]
]))
# Now uninstance, and assert that load state is preserved.
s.GetPrimAtPath('/p2').SetInstanceable(False)
self.assertTrue(
all([
x.IsLoaded() for x in [
s.GetPrimAtPath('/p1'),
s.GetPrimAtPath('/p1/y'),
s.GetPrimAtPath('/p2'),
s.GetPrimAtPath('/p2/y')
]
]))
# Reinstance /p2 for next test.
s.GetPrimAtPath('/p2').SetInstanceable(True)
self.assertTrue(
all([
x.IsLoaded() for x in [
s.GetPrimAtPath('/p1'),
s.GetPrimAtPath('/p1/y'),
s.GetPrimAtPath('/p2'),
s.GetPrimAtPath('/p2/y')
]
]))
# Now do the same but nested-instance everything.
l3 = Sdf.Layer.CreateAnonymous('.usda')
l3.comment = 'l3'
outer = Sdf.CreatePrimInLayer(l3, '/outer')
outer.specifier = Sdf.SpecifierDef
outer.instanceable = True
outerc = Sdf.CreatePrimInLayer(l3, '/outer/c')
outerc.specifier = Sdf.SpecifierDef
outerc.referenceList.Add(Sdf.Reference(l1.identifier, '/p1'))
i1 = Sdf.CreatePrimInLayer(l3, '/i1')
i1.specifier = Sdf.SpecifierDef
i1.referenceList.Add(Sdf.Reference('', '/outer'))
i2 = Sdf.CreatePrimInLayer(l3, '/i2')
i2.specifier = Sdf.SpecifierDef
i2.referenceList.Add(Sdf.Reference('', '/outer'))
s2 = Usd.Stage.Open(l3, Usd.Stage.LoadAll)
self.assertTrue(
all([
x.IsLoaded() for x in [
s2.GetPrimAtPath('/i1'),
s2.GetPrimAtPath('/i1/c'),
s2.GetPrimAtPath('/i1/c/y'),
s2.GetPrimAtPath('/i2'),
s2.GetPrimAtPath('/i2/c'),
s2.GetPrimAtPath('/i2/c/y')
]
]))
# Uninstance outer.
s2.GetPrimAtPath('/i1').SetInstanceable(False)
self.assertTrue(
all([
x.IsLoaded() for x in [
s2.GetPrimAtPath('/i1'),
s2.GetPrimAtPath('/i1/c'),
s2.GetPrimAtPath('/i1/c/y'),
s2.GetPrimAtPath('/i2'),
s2.GetPrimAtPath('/i2/c'),
s2.GetPrimAtPath('/i2/c/y')
]
]))
# Uninstance inner.
s2.GetPrimAtPath('/i1/c').SetInstanceable(False)
self.assertTrue(
all([
x.IsLoaded() for x in [
s2.GetPrimAtPath('/i1'),
s2.GetPrimAtPath('/i1/c'),
s2.GetPrimAtPath('/i1/c/y'),
s2.GetPrimAtPath('/i2'),
s2.GetPrimAtPath('/i2/c'),
s2.GetPrimAtPath('/i2/c/y')
]
]))
