def testBackgroundThreadMonitoring(self):
s = Gaffer.ScriptNode()
s["n"] = GafferTest.MultiplyNode()
s["n"]["op2"].setValue(1)
s["e"] = Gaffer.Expression()
s["e"].setExpression("""parent["n"]["op1"] = context["op1"]""")
def backgroundFunction():
with Gaffer.Context() as c:
for i in range(0, 10000):
c["op1"] = i
self.assertEqual(s["n"]["product"].getValue(), i)
with Gaffer.PerformanceMonitor() as m:
t = Gaffer.ParallelAlgo.callOnBackgroundThread(
s["n"]["product"], backgroundFunction)
t.wait()
# The monitor was active when we launched the background
# process, so we expect it to have been transferred to the
# background thread and remained active there for the duration.
self.assertEqual(
m.plugStatistics(s["n"]["product"]).computeCount, 10000)
def testHash(self):
# we want the output of the time warp to have the same hash
# as the input at the appropriate point in time. that way we get
# to share cache entries between the nodes and use less memory
# and do less computation.
s = Gaffer.ScriptNode()
s["m"] = GafferTest.MultiplyNode()
s["m"]["op2"].setValue(1)
s["e"] = Gaffer.Expression()
s["e"]["engine"].setValue("python")
s["e"]["expression"].setValue(
"parent[\"m\"][\"op1\"] = int( context[\"frame\"] )")
s["w"] = Gaffer.TimeWarpComputeNode()
s["w"]["in"] = Gaffer.IntPlug()
s["w"]["in"].setInput(s["m"]["product"])
s["w"]["out"] = Gaffer.IntPlug(direction=Gaffer.Plug.Direction.Out)
s["w"]["offset"].setValue(2)
for i in range(0, 10):
c = Gaffer.Context()
c.setFrame(i)
with c:
self.assertEqual(s["m"]["product"].getValue(), i)
self.assertEqual(s["w"]["out"].getValue(), i + 2)
wh = s["w"]["out"].hash()
c.setFrame(i + 2)
with c:
mh = s["m"]["product"].hash()
self.assertEqual(wh, mh)
def test(self):
s = Gaffer.ScriptNode()
s["m"] = GafferTest.MultiplyNode()
s["m"]["op2"].setValue(1)
s["e"] = Gaffer.Expression()
s["e"]["engine"].setValue("python")
s["e"]["expression"].setValue(
"parent[\"m\"][\"op1\"] = int( context[\"frame\"] )")
s["w"] = Gaffer.TimeWarpComputeNode()
s["w"]["in"] = Gaffer.IntPlug()
s["w"]["in"].setInput(s["m"]["product"])
s["w"]["out"] = Gaffer.IntPlug(direction=Gaffer.Plug.Direction.Out)
s["w"]["offset"].setValue(2)
s["w"]["speed"].setValue(2)
for i in range(0, 10):
c = Gaffer.Context()
c.setFrame(i)
with c:
self.assertEqual(s["m"]["product"].getValue(), i)
self.assertEqual(s["w"]["out"].getValue(), i * 2 + 2)
def testExtendedNodeDescription( self ) :
multiply = GafferTest.MultiplyNode()
self.assertEqual( Gaffer.Metadata.nodeDescription( multiply ), "" )
Gaffer.Metadata.registerNodeDescription(
GafferTest.MultiplyNode,
"description",
"op1",
"op1 description",
"op2",
{
"description" : "op2 description",
"otherValue" : 100,
}
)
self.assertEqual( Gaffer.Metadata.nodeDescription( multiply ), "description" )
self.assertEqual( Gaffer.Metadata.plugDescription( multiply["op1"] ), "op1 description" )
self.assertEqual( Gaffer.Metadata.plugDescription( multiply["op2"] ), "op2 description" )
self.assertEqual( Gaffer.Metadata.value( multiply["op2"], "otherValue" ), 100 )
def test( self ) : s = Gaffer.ScriptNode() s["m1"] = GafferTest.MultiplyNode() s["m1"]["op1"].setValue( 10 ) s["m1"]["op2"].setValue( 20 ) s["m2"] = GafferTest.MultiplyNode() s["m2"]["op2"].setValue( 1 ) s["e"] = Gaffer.Expression() s["e"]["engine"].setValue( "python" ) s["e"]["expression"].setValue( "parent[\"m2\"][\"op1\"] = parent[\"m1\"][\"product\"] * 2" ) self.assertEqual( s["m2"]["product"].getValue(), 400 )
def testNameDoesntAffectHeight(self):
n = GafferTest.MultiplyNode("a")
g = GafferUI.StandardNodeGadget(n)
h = g.bound().size().y
n.setName("hg")
self.assertEqual(g.bound().size().y, h)
def testEdgeGadgets(self):
n = GafferTest.MultiplyNode()
g = GafferUI.StandardNodeGadget(n)
for name, edge in g.Edge.names.items():
eg = GafferUI.TextGadget(name)
g.setEdgeGadget(edge, eg)
self.assertTrue(g.getEdgeGadget(edge).isSame(eg))
def testEdgeMetadataChange( self ) : n = GafferTest.MultiplyNode() g = GafferUI.StandardNodeGadget( n ) self.assertEqual( g.connectionTangent( g.nodule( n["op2"] ) ), imath.V3f( 0, 1, 0 ) ) Gaffer.Metadata.registerValue( n["op2"], "noduleLayout:section", "left" ) self.assertEqual( g.connectionTangent( g.nodule( n["op2"] ) ), imath.V3f( -1, 0, 0 ) )
def testSetExpressionWithNoEngine( self ) : s = Gaffer.ScriptNode() s["m"] = GafferTest.MultiplyNode() s["e"] = Gaffer.Expression() s["e"]["engine"].setValue( "" ) s["e"]["expression"].setValue( "parent[\"m\"][\"op2\"] = int( context[\"frame\"] * 2 )" )
def testEdgeMetadataChange( self ) : n = GafferTest.MultiplyNode() g = GafferUI.StandardNodeGadget( n ) self.assertEqual( g.noduleTangent( g.nodule( n["op2"] ) ), IECore.V3f( 0, 1, 0 ) ) Gaffer.Metadata.registerValue( n["op2"], "nodeGadget:nodulePosition", "left" ) self.assertEqual( g.noduleTangent( g.nodule( n["op2"] ) ), IECore.V3f( -1, 0, 0 ) )
def testCacheValidation(self):
defaultHashCacheMode = Gaffer.ValuePlug.getHashCacheMode()
Gaffer.ValuePlug.setHashCacheMode(
Gaffer.ValuePlug.HashCacheMode.Checked)
try:
m = GafferTest.MultiplyNode("test", True)
m["op1"].setValue(2)
m["op2"].setValue(3)
self.assertEqual(m["product"].getValue(), 6)
m["op2"].setValue(4)
exception = None
try:
m["product"].getValue()
except Exception as e:
exception = e
self.assertEqual(type(exception), Gaffer.ProcessException)
self.assertEqual(
str(exception),
"test.product : Detected undeclared dependency. Fix DependencyNode::affects() implementation."
)
# Make sure the plug with the actual issue is reported, when queried from a downstream network
m2 = GafferTest.MultiplyNode("second")
m2["op1"].setInput(m["product"])
m2["op2"].setValue(5)
exception = None
try:
m2["product"].getValue()
except Exception as e:
exception = e
self.assertEqual(type(exception), Gaffer.ProcessException)
self.assertEqual(
str(exception),
"test.product : Detected undeclared dependency. Fix DependencyNode::affects() implementation."
)
finally:
Gaffer.ValuePlug.setHashCacheMode(defaultHashCacheMode)
def testEdgeGadgets( self ) : n = GafferTest.MultiplyNode() g = GafferUI.AuxiliaryNodeGadget( n ) for name, edge in g.Edge.names.items() : self.assertTrue( g.getEdgeGadget( edge ) is None ) eg = GafferUI.TextGadget( name ) g.setEdgeGadget( edge, eg ) self.assertTrue( g.getEdgeGadget( edge ) is None )
def testNodulePositionMetadata( self ) : n = GafferTest.MultiplyNode() g = GafferUI.StandardNodeGadget( n ) self.assertEqual( g.noduleTangent( g.nodule( n["op1"] ) ), IECore.V3f( 0, 1, 0 ) ) Gaffer.Metadata.registerPlugValue( n.typeId(), "op1", "nodeGadget:nodulePosition", "left" ) g = GafferUI.StandardNodeGadget( n ) self.assertEqual( g.noduleTangent( g.nodule( n["op1"] ) ), IECore.V3f( -1, 0, 0 ) )
def testNodulePositionMetadata( self ) : n = GafferTest.MultiplyNode() g = GafferUI.StandardNodeGadget( n ) self.assertEqual( g.connectionTangent( g.nodule( n["op1"] ) ), imath.V3f( 0, 1, 0 ) ) Gaffer.Metadata.registerValue( n.typeId(), "op1", "noduleLayout:section", "left" ) g = GafferUI.StandardNodeGadget( n ) self.assertEqual( g.connectionTangent( g.nodule( n["op1"] ) ), imath.V3f( -1, 0, 0 ) )
def testComponentsWithMetaData( self ) : s = Gaffer.ScriptNode() s["n"] = GafferTest.AddNode() s["n2"] = GafferTest.AddNode() s["n3"] = GafferTest.AddNode() s["m"] = GafferTest.MultiplyNode() self.assertEqual( Gaffer.Metadata.nodesWithMetadata( s, "nodeData1"), [] ) # register instance node values on n and n2: Gaffer.Metadata.registerValue( s["n"], "nodeData1", "something" ) Gaffer.Metadata.registerValue( s["n2"], "nodeData2", "something" ) Gaffer.Metadata.registerValue( s["m"], "nodeData3", "something" ) Gaffer.Metadata.registerValue( s["n"], "nodeData3", "something" ) # register class value on GafferTest.AddNode: Gaffer.Metadata.registerValue( GafferTest.AddNode, "nodeData3", "something" ) # register some instance plug values: Gaffer.Metadata.registerValue( s["n"]["op1"], "plugData1", "something" ) Gaffer.Metadata.registerValue( s["n2"]["op2"], "plugData2", "something" ) Gaffer.Metadata.registerValue( s["m"]["op2"], "plugData3", "something" ) Gaffer.Metadata.registerValue( s["m"]["op1"], "plugData3", "something" ) # register class value on GafferTest.AddNode: Gaffer.Metadata.registerValue( GafferTest.AddNode, "op1", "plugData3", "somethingElse" ) # test it lists nodes with matching data: self.assertEqual( Gaffer.Metadata.nodesWithMetadata( s, "nodeData1" ), [ s["n"] ] ) self.assertEqual( Gaffer.Metadata.nodesWithMetadata( s, "nodeData2" ), [ s["n2"] ] ) self.assertEqual( Gaffer.Metadata.nodesWithMetadata( s, "nodeData3" ), [ s["n"], s["n2"], s["n3"], s["m"] ] ) self.assertEqual( set(Gaffer.Metadata.nodesWithMetadata( s, "nodeData3", instanceOnly=True )), set([ s["n"], s["m"] ]) ) # telling it to list plugs should make it return an empty list: self.assertEqual( Gaffer.Metadata.plugsWithMetadata( s, "nodeData1" ), [] ) self.assertEqual( Gaffer.Metadata.plugsWithMetadata( s, "nodeData3" ), [] ) # test it lists plugs with matching data: self.assertEqual( Gaffer.Metadata.plugsWithMetadata( s, "plugData1" ), [ s["n"]["op1"] ] ) self.assertEqual( Gaffer.Metadata.plugsWithMetadata( s, "plugData2" ), [ s["n2"]["op2"] ] ) self.assertEqual( Gaffer.Metadata.plugsWithMetadata( s, "plugData3" ), [ s["n"]["op1"], s["n2"]["op1"], s["n3"]["op1"], s["m"]["op1"], s["m"]["op2"] ] ) self.assertEqual( set( Gaffer.Metadata.plugsWithMetadata( s, "plugData3", instanceOnly=True ) ), set( [ s["m"]["op1"], s["m"]["op2"] ] ) ) # telling it to list nodes should make it return an empty list: self.assertEqual( Gaffer.Metadata.nodesWithMetadata( s, "plugData1" ), [] ) self.assertEqual( Gaffer.Metadata.nodesWithMetadata( s, "plugData3" ), [] ) # test child removal: m = s["m"] s.removeChild( m ) self.assertEqual( Gaffer.Metadata.plugsWithMetadata( s, "plugData3", instanceOnly=True ), [] ) self.assertEqual( Gaffer.Metadata.nodesWithMetadata( s, "nodeData3", instanceOnly=True ), [ s["n"] ] )
def testDeleteNodesMaintainsConnections(self):
s = Gaffer.ScriptNode()
n1 = GafferTest.AddNode()
n2 = GafferTest.MultiplyNode()
n3 = GafferTest.AddNode()
n4 = GafferTest.AddNode()
s.addChild(n1)
s.addChild(n2)
s.addChild(n3)
s.addChild(n4)
n2["op1"].setInput(n1["sum"])
n2["op2"].setInput(n1["sum"])
n3["op1"].setInput(n1["sum"])
n3["op2"].setInput(n1["sum"])
n4["op1"].setInput(n2["product"])
n4["op2"].setInput(n3["sum"])
self.assert_(n2["op1"].getInput().isSame(n1["sum"]))
self.assert_(n2["op2"].getInput().isSame(n1["sum"]))
self.assert_(n3["op1"].getInput().isSame(n1["sum"]))
self.assert_(n3["op2"].getInput().isSame(n1["sum"]))
self.assert_(n4["op1"].getInput().isSame(n2["product"]))
self.assert_(n4["op2"].getInput().isSame(n3["sum"]))
s.deleteNodes(filter=Gaffer.StandardSet([n2, n3]))
self.assertEqual(n2["op1"].getInput(), None)
self.assertEqual(n2["op2"].getInput(), None)
self.assertEqual(n3["op1"].getInput(), None)
self.assertEqual(n3["op2"].getInput(), None)
# None because MultiplyOp does not define enabledPlug()
self.assertEqual(n4["op1"].getInput(), None)
self.assert_(n4["op2"].getInput().isSame(n1["sum"]))
n2["op1"].setInput(n1["sum"])
n2["op2"].setInput(n1["sum"])
n3["op1"].setInput(n1["sum"])
n3["op2"].setInput(n1["sum"])
n4["op1"].setInput(n2["product"])
n4["op2"].setInput(n3["sum"])
s.addChild(n2)
s.addChild(n3)
s.deleteNodes(filter=Gaffer.StandardSet([n2, n3]), reconnect=False)
self.assertEqual(n2["op1"].getInput(), None)
self.assertEqual(n2["op2"].getInput(), None)
self.assertEqual(n3["op1"].getInput(), None)
self.assertEqual(n3["op2"].getInput(), None)
self.assertEqual(n4["op1"].getInput(), None)
self.assertEqual(n4["op2"].getInput(), None)
def testDeleteNodesInInputChanged( self ) : s = Gaffer.ScriptNode() s["n1"] = GafferTest.MultiplyNode() s["n2"] = GafferTest.MultiplyNode() s["n3"] = GafferTest.MultiplyNode() s["n4"] = Gaffer.Node() s["n3"]["op1"].setInput( s["n2"]["product"] ) s["n4"]["user"]["d"] = Gaffer.IntPlug( flags = Gaffer.Plug.Flags.Default | Gaffer.Plug.Flags.Dynamic ) s["n4"]["user"]["d"].setInput( s["n3"]["product"] ) def inputChanged( plug ) : del s["n3"] del s["n4"] c = s["n2"].plugInputChangedSignal().connect( inputChanged ) s["n2"]["op1"].setInput( s["n1"]["product"] )
def testSerialisationCreationOrder( self ) : # Create a script where the expression node is created before the nodes it's targeting, # and make sure it still serialises/loads correctly. s = Gaffer.ScriptNode() s["e"] = Gaffer.Expression() s["m1"] = GafferTest.MultiplyNode() s["m1"]["op1"].setValue( 10 ) s["m1"]["op2"].setValue( 20 ) s["m2"] = GafferTest.MultiplyNode() s["m2"]["op2"].setValue( 1 ) s["e"]["expression"].setValue( "parent[\"m2\"][\"op1\"] = parent[\"m1\"][\"product\"] * 2" ) self.assertEqual( s["m2"]["product"].getValue(), 400 ) s2 = Gaffer.ScriptNode() s2.execute( s.serialise() ) self.assertEqual( s2["m2"]["product"].getValue(), 400 )
def testDeleteExpressionText( self ) : s = Gaffer.ScriptNode() s["m1"] = GafferTest.MultiplyNode() s["m1"]["op1"].setValue( 10 ) s["m1"]["op2"].setValue( 20 ) s["m2"] = GafferTest.MultiplyNode() s["m2"]["op2"].setValue( 1 ) s["e"] = Gaffer.Expression() s["e"]["engine"].setValue( "python" ) s["e"].setExpression( "parent[\"m2\"][\"op1\"] = parent[\"m1\"][\"product\"] * 2" ) self.failUnless( s["m2"]["op1"].getInput().node().isSame( s["e"] ) ) self.assertEqual( s["m2"]["product"].getValue(), 400 ) s["e"].setExpression( "" ) self.failUnless( s["m2"]["op1"].getInput() is None ) self.assertEqual( s["m2"]["product"].getValue(), 0 )
def testConstruction( self ) : m = GafferTest.MultiplyNode() self.failUnless( isinstance( m, GafferTest.MultiplyNode ) ) m = GafferTest.MultiplyNode( "a" ) self.failUnless( isinstance( m, GafferTest.MultiplyNode ) ) self.assertEqual( m.getName(), "a" ) m = GafferTest.MultiplyNode( "a" ) m["op1"].setValue( 1 ) m["op2"].setValue( 2 ) self.failUnless( isinstance( m, GafferTest.MultiplyNode ) ) self.assertEqual( m.getName(), "a" ) self.assertEqual( m["op1"].getValue(), 1 ) self.assertEqual( m["op2"].getValue(), 2 ) m = GafferTest.MultiplyNode( "a" ) m["a"] = Gaffer.IntPlug() self.assertEqual( m.getName(), "a" ) self.failUnless( isinstance( m["a"], Gaffer.IntPlug ) )
def testCreateExpressionWithWatchers(self):
s = Gaffer.ScriptNode()
def f(plug):
plug.getValue()
s["m1"] = GafferTest.MultiplyNode()
c = s["m1"].plugDirtiedSignal().connect(f)
s["e"] = Gaffer.Expression()
s["e"]["expression"].setValue("parent[\"m1\"][\"op1\"] = 2")
def testEnableBehaviour(self):
n = Gaffer.DependencyNode()
self.assertEqual(n.enabledPlug(), None)
m = GafferTest.MultiplyNode()
self.assertEqual(m.enabledPlug(), None)
self.assertEqual(m.correspondingInput(m["product"]), None)
class EnableAbleNode(Gaffer.DependencyNode):
def __init__(self, name="EnableAbleNode"):
Gaffer.DependencyNode.__init__(self, name)
self.addChild(
Gaffer.BoolPlug("enabled", Gaffer.Plug.Direction.In, True))
self.addChild(Gaffer.IntPlug("aIn"))
self.addChild(Gaffer.IntPlug("bIn"))
self.addChild(Gaffer.IntPlug("aOut",
Gaffer.Plug.Direction.Out))
self.addChild(Gaffer.IntPlug("bOut",
Gaffer.Plug.Direction.Out))
self.addChild(Gaffer.IntPlug("cOut",
Gaffer.Plug.Direction.Out))
def enabledPlug(self):
return self["enabled"]
def correspondingInput(self, output):
if output.isSame(self["aOut"]):
return self["aIn"]
elif output.isSame(self["bOut"]):
return self["bIn"]
return None
e = EnableAbleNode()
self.assertTrue(e.enabledPlug().isSame(e["enabled"]))
self.assertTrue(e.correspondingInput(e["aOut"]).isSame(e["aIn"]))
self.assertTrue(e.correspondingInput(e["bOut"]).isSame(e["bIn"]))
self.assertEqual(e.correspondingInput(e["enabled"]), None)
self.assertEqual(e.correspondingInput(e["aIn"]), None)
self.assertEqual(e.correspondingInput(e["bIn"]), None)
self.assertEqual(e.correspondingInput(e["cOut"]), None)
def __visitationGraph(self):
# L1_1 L1_2
# | |\
# | | \
# | | \
# L2_1 L2_2 L2_3
# |\ | /
# | \ | /
# | \ | /
# | \ |/
# L3_1 L3_2
s = Gaffer.ScriptNode()
s["L1_1"] = GafferTest.MultiplyNode()
s["L1_2"] = GafferTest.AddNode()
s["L2_1"] = GafferTest.AddNode()
s["L2_2"] = GafferTest.MultiplyNode()
s["L2_3"] = GafferTest.AddNode()
s["L3_1"] = GafferTest.AddNode()
s["L3_2"] = GafferTest.MultiplyNode()
s["L3_2"]["op3"] = Gaffer.IntPlug()
s["L2_1"]["op1"].setInput(s["L1_1"]["product"])
s["L2_2"]["op1"].setInput(s["L1_2"]["sum"])
s["L2_3"]["op1"].setInput(s["L1_2"]["sum"])
s["L3_1"]["op1"].setInput(s["L2_1"]["sum"])
s["L3_2"]["op1"].setInput(s["L2_1"]["sum"])
s["L3_2"]["op2"].setInput(s["L2_2"]["product"])
s["L3_2"]["op3"].setInput(s["L2_3"]["sum"])
return s
def testContextAccess(self):
s = Gaffer.ScriptNode()
s["m"] = GafferTest.MultiplyNode()
s["m"]["op1"].setValue(1)
s["e"] = Gaffer.Expression()
s["e"].setExpression(
"parent[\"m\"][\"op2\"] = int( context[\"frame\"] * 2 )", "python")
context = Gaffer.Context()
context.setFrame(10)
with context:
self.assertEqual(s["m"]["product"].getValue(), 20)
def testContext( self ) : s = Gaffer.ScriptNode() s["m"] = GafferTest.MultiplyNode() s["e"] = Gaffer.Expression() s["e"].setExpression( "parent[\"m\"][\"op1\"] = int( context[\"frame\"] )" ) w = GafferUI.NumericPlugValueWidget( s["m"]["op1"] ) self.assertTrue( w.getContext().isSame( s.context() ) ) s.context().setFrame( 10 ) self.assertEqual( w.numericWidget().getValue(), 10 ) context = Gaffer.Context() context.setFrame( 20 ) w.setContext( context ) self.assertTrue( w.getContext().isSame( context ) ) self.assertEqual( w.numericWidget().getValue(), 20 )
def testExceptionDuringParallelEval(self):
# This only caused a problem when using GAFFER_PYTHONEXPRESSION_CACHEPOLICY=TaskCollaboration
# with a TaskMutex without a properly isolated task_group so that exceptions in one thread
# can cancel the other. We're adding a more specific test for this to TaskMutex, so we're not
# expecting this to catch anything, but it's still a valid test
m = GafferTest.MultiplyNode()
m["e"] = Gaffer.Expression()
m["e"].setExpression(
inspect.cleandoc("""
if context["testVar"]%10 == 9:
raise BaseException( "Foo" )
parent['op1'] = 1
"""))
with six.assertRaisesRegex(self, BaseException, "Foo"):
GafferTest.parallelGetValue(m["product"], 10000, "testVar")
def testSetChildDoesntRemoveChildIfNewChildIsntAccepted(self):
class AddNodeAcceptor(Gaffer.Node):
def __init__(self, name="AddNodeAcceptor"):
Gaffer.Node.__init__(self, name)
def acceptsChild(self, potentialChild):
return isinstance(potentialChild, GafferTest.AddNode)
IECore.registerRunTimeTyped(AddNodeAcceptor)
g = AddNodeAcceptor()
a = GafferTest.AddNode()
g["a"] = a
self.assertRaises(RuntimeError, g.setChild, "a",
GafferTest.MultiplyNode())
self.assertTrue(g["a"].isSame(a))
def testPerformance(self):
c = Gaffer.ContextVariables()
c.setup(Gaffer.IntPlug())
for i in range(10):
c["variables"].addChild(
Gaffer.NameValuePlug("a%i" % i,
IECore.StringData("A" * 100),
flags=Gaffer.Plug.Flags.Default
| Gaffer.Plug.Flags.Dynamic))
c["variables"].addChild(
Gaffer.NameValuePlug("intName",
IECore.IntData(100),
flags=Gaffer.Plug.Flags.Default
| Gaffer.Plug.Flags.Dynamic))
# This would be a bit more representative if our source node was actually affected by the context variables,
# but without access to OSL in this test we don't have any efficient way to read context variables handy,
# and we're mostly just interested in the amount of overhead anyway
n = GafferTest.MultiplyNode()
c["in"].setInput(n["product"])
GafferTest.parallelGetValue(c["out"], 1000000, "iter")
def testDependencyCyclesDontStopPlugsDirtying(self):
nodes = [
GafferTest.MultiplyNode("node{}".format(i)) for i in range(0, 10)
]
cs = GafferTest.CapturingSlot(*[n.plugDirtiedSignal() for n in nodes])
with IECore.CapturingMessageHandler() as mh:
for i, node in enumerate(nodes):
node["op1"].setInput(nodes[i - 1]["product"])
self.assertEqual({x[0]
for x in cs},
{n["op1"]
for n in nodes} | {n["product"]
for n in nodes})
self.assertEqual(len(mh.messages), 1)
self.assertEqual(mh.messages[0].level, IECore.Msg.Level.Error)
self.assertEqual(mh.messages[0].context, "Plug dirty propagation")
six.assertRegex(self, mh.messages[0].message,
r"Cycle detected between node.* and node.*")
del cs[:]
with IECore.CapturingMessageHandler() as mh:
nodes[0]["op2"].setValue(10)
self.assertEqual({x[0]
for x in cs}, {n["op1"]
for n in nodes}
| {n["product"]
for n in nodes} | {nodes[0]["op2"]})
self.assertEqual(len(mh.messages), 1)
self.assertEqual(mh.messages[0].level, IECore.Msg.Level.Error)
self.assertEqual(mh.messages[0].context, "Plug dirty propagation")
six.assertRegex(self, mh.messages[0].message,
r"Cycle detected between node.* and node.*")
def testEnabled(self):
s = Gaffer.ScriptNode()
s["m"] = GafferTest.MultiplyNode()
s["m"]["op2"].setValue(1)
s["e"] = Gaffer.Expression()
s["e"]["engine"].setValue("python")
s["e"]["expression"].setValue(
"parent[\"m\"][\"op1\"] = int( context[\"frame\"] )")
s["w"] = Gaffer.TimeWarpComputeNode()
s["w"]["in"] = Gaffer.IntPlug()
s["w"]["in"].setInput(s["m"]["product"])
s["w"]["out"] = Gaffer.IntPlug(direction=Gaffer.Plug.Direction.Out)
s["w"]["offset"].setValue(2)
# test that enabledPlug() and correspondingInput() are implemented
self.assertTrue(s["w"].enabledPlug().isSame(s["w"]["enabled"]))
self.assertTrue(s["w"].correspondingInput(s["w"]["out"]).isSame(
s["w"]["in"]))
# test that disabling causes no time warping
s["w"]["enabled"].setValue(False)
for i in range(0, 10):
with Gaffer.Context() as c:
c.setFrame(i)
self.assertEqual(s["m"]["product"].getValue(),
s["w"]["out"].getValue())
self.assertEqual(s["m"]["product"].hash(),
s["w"]["out"].hash())
