def testLoadReferenceAndGIL( self ) : script = Gaffer.ScriptNode() script["plane"] = GafferScene.Plane() script["plane"]["divisions"].setValue( imath.V2i( 20 ) ) script["sphere"] = GafferScene.Sphere() script["expression"] = Gaffer.Expression() script["expression"].setExpression( "parent['sphere']['radius'] = 0.1 + context.getFrame() + float( context['instancer:id'] )" ) script["instancer"] = GafferScene.Instancer() script["instancer"]["in"].setInput( script["plane"]["out"] ) script["instancer"]["instance"].setInput( script["sphere"]["out"] ) script["instancer"]["parent"].setValue( "/plane" ) script["box"] = Gaffer.Box() script["box"]["in"] = GafferScene.ScenePlug( flags = Gaffer.Plug.Flags.Default | Gaffer.Plug.Flags.Dynamic ) script["box"]["out"] = GafferScene.ScenePlug( direction = Gaffer.Plug.Direction.Out, flags = Gaffer.Plug.Flags.Default | Gaffer.Plug.Flags.Dynamic ) script["box"]["out"].setInput( script["box"]["in"] ) script["box"].exportForReference( self.temporaryDirectory() + "/test.grf" ) script["reference"] = Gaffer.Reference() script["reference"].load( self.temporaryDirectory() + "/test.grf" ) script["reference"]["in"].setInput( script["instancer"]["out"] ) script["attributes"] = GafferScene.CustomAttributes() script["attributes"]["in"].setInput( script["reference"]["out"] ) traverseConnection = Gaffer.ScopedConnection( GafferSceneTest.connectTraverseSceneToPlugDirtiedSignal( script["attributes"]["out"] ) ) with Gaffer.Context() as c : script["reference"].load( self.temporaryDirectory() + "/test.grf" )
def testLoadReferenceAndGIL( self ) : script = Gaffer.ScriptNode() script["plane"] = GafferScene.Plane() script["plane"]["divisions"].setValue( imath.V2i( 20 ) ) script["sphere"] = GafferScene.Sphere() script["expression"] = Gaffer.Expression() script["expression"].setExpression( "parent['sphere']['radius'] = 0.1 + context.getFrame()" ) script["instancer"] = GafferScene.Instancer() script["instancer"]["in"].setInput( script["plane"]["out"] ) script["instancer"]["instances"].setInput( script["sphere"]["out"] ) script["instancer"]["parent"].setValue( "/plane" ) script["box"] = Gaffer.Box() script["box"]["in"] = GafferScene.ScenePlug( flags = Gaffer.Plug.Flags.Default | Gaffer.Plug.Flags.Dynamic ) script["box"]["out"] = GafferScene.ScenePlug( direction = Gaffer.Plug.Direction.Out, flags = Gaffer.Plug.Flags.Default | Gaffer.Plug.Flags.Dynamic ) script["box"]["out"].setInput( script["box"]["in"] ) script["box"].exportForReference( self.temporaryDirectory() + "/test.grf" ) script["reference"] = Gaffer.Reference() script["reference"].load( self.temporaryDirectory() + "/test.grf" ) script["reference"]["in"].setInput( script["instancer"]["out"] ) script["attributes"] = GafferScene.CustomAttributes() script["attributes"]["in"].setInput( script["reference"]["out"] ) traverseConnection = Gaffer.ScopedConnection( GafferSceneTest.connectTraverseSceneToPlugDirtiedSignal( script["attributes"]["out"] ) ) with Gaffer.Context() as c : script["reference"].load( self.temporaryDirectory() + "/test.grf" )
def testDynamicPlugsAndGIL(self):
script = Gaffer.ScriptNode()
script["plane"] = GafferScene.Plane()
script["plane"]["divisions"].setValue(imath.V2i(20))
script["sphere"] = GafferScene.Sphere()
script["expression"] = Gaffer.Expression()
script["expression"].setExpression(
"parent['sphere']['radius'] = context.getFrame()")
script["instancer"] = GafferScene.Instancer()
script["instancer"]["in"].setInput(script["plane"]["out"])
script["instancer"]["instances"].setInput(script["sphere"]["out"])
script["instancer"]["parent"].setValue("/plane")
script["attributes"] = GafferScene.CustomAttributes()
script["attributes"]["in"].setInput(script["instancer"]["out"])
script["outputs"] = GafferScene.Outputs()
script["outputs"]["in"].setInput(script["attributes"]["out"])
# Simulate an InteractiveRender or Viewer traversal of the scene
# every time it is dirtied. If the GIL isn't released when dirtiness
# is signalled, we'll end up with a deadlock as the traversal enters
# python on another thread to evaluate the expression. We increment the frame
# between each test to ensure the expression result is not cached and
# we do truly enter python.
traverseConnection = Gaffer.ScopedConnection(
GafferSceneTest.connectTraverseSceneToPlugDirtiedSignal(
script["outputs"]["out"]))
with Gaffer.Context() as c:
c.setFrame(1)
script["attributes"]["attributes"].addMember(
"test1", IECore.IntData(10))
c.setFrame(2)
script["attributes"]["attributes"].addOptionalMember(
"test2", IECore.IntData(20))
c.setFrame(3)
script["attributes"]["attributes"].addMembers(
IECore.CompoundData({
"test3": 30,
"test4": 40,
}))
c.setFrame(4)
p = script["attributes"]["attributes"][0]
del script["attributes"]["attributes"][p.getName()]
c.setFrame(5)
script["attributes"]["attributes"].addChild(p)
c.setFrame(6)
script["attributes"]["attributes"].removeChild(p)
c.setFrame(7)
script["attributes"]["attributes"].setChild(p.getName(), p)
c.setFrame(8)
script["attributes"]["attributes"].removeChild(p)
c.setFrame(9)
script["attributes"]["attributes"][p.getName()] = p
c.setFrame(10)
script["outputs"].addOutput(
"test", IECoreScene.Output("beauty.exr", "exr", "rgba"))
def testDynamicPlugsAndGIL( self ) :
script = Gaffer.ScriptNode()
script["plane"] = GafferScene.Plane()
script["plane"]["divisions"].setValue( imath.V2i( 20 ) )
script["sphere"] = GafferScene.Sphere()
script["expression"] = Gaffer.Expression()
script["expression"].setExpression( "parent['sphere']['radius'] = context.getFrame() + float( context['instancer:id'] )" )
script["instancer"] = GafferScene.Instancer()
script["instancer"]["in"].setInput( script["plane"]["out"] )
script["instancer"]["instance"].setInput( script["sphere"]["out"] )
script["instancer"]["parent"].setValue( "/plane" )
script["attributes"] = GafferScene.CustomAttributes()
script["attributes"]["in"].setInput( script["instancer"]["out"] )
script["outputs"] = GafferScene.Outputs()
script["outputs"]["in"].setInput( script["attributes"]["out"] )
# Simulate an InteractiveRender or Viewer traversal of the scene
# every time it is dirtied. If the GIL isn't released when dirtiness
# is signalled, we'll end up with a deadlock as the traversal enters
# python on another thread to evaluate the expression. We increment the frame
# between each test to ensure the expression result is not cached and
# we do truly enter python.
traverseConnection = Gaffer.ScopedConnection( GafferSceneTest.connectTraverseSceneToPlugDirtiedSignal( script["outputs"]["out"] ) )
with Gaffer.Context() as c :
c.setFrame( 1 )
script["attributes"]["attributes"].addMember( "test1", IECore.IntData( 10 ) )
c.setFrame( 2 )
script["attributes"]["attributes"].addOptionalMember( "test2", IECore.IntData( 20 ) )
c.setFrame( 3 )
script["attributes"]["attributes"].addMembers(
IECore.CompoundData( {
"test3" : 30,
"test4" : 40,
} )
)
c.setFrame( 4 )
p = script["attributes"]["attributes"][0]
del script["attributes"]["attributes"][p.getName()]
c.setFrame( 5 )
script["attributes"]["attributes"].addChild( p )
c.setFrame( 6 )
script["attributes"]["attributes"].removeChild( p )
c.setFrame( 7 )
script["attributes"]["attributes"].setChild( p.getName(), p )
c.setFrame( 8 )
script["attributes"]["attributes"].removeChild( p )
c.setFrame( 9 )
script["attributes"]["attributes"][p.getName()] = p
c.setFrame( 10 )
script["outputs"].addOutput( "test", IECoreScene.Output( "beauty.exr", "exr", "rgba" ) )
