def testSwitchWithComponentConnections( self ) :
s = Gaffer.ScriptNode()
s["n1"] = GafferSceneTest.TestShader( "n1" )
s["n2"] = GafferSceneTest.TestShader( "n2" )
s["n3"] = GafferSceneTest.TestShader( "n3" )
s["n3"]["type"].setValue( "test:surface" )
s["switch"] = Gaffer.Switch()
s["switch"].setup( s["n3"]["parameters"]["c"] )
s["switch"]["in"][0].setInput( s["n1"]["out"] )
s["switch"]["in"][1].setInput( s["n2"]["out"] )
s["n3"]["parameters"]["c"]["r"].setInput( s["switch"]["out"]["r"] )
s["expression"] = Gaffer.Expression()
s["expression"].setExpression( 'parent["switch"]["index"] = context["index"]' )
with Gaffer.Context() as context :
for i in range( 0, 3 ) :
context["index"] = i
effectiveIndex = i % 2
network = s["n3"].attributes()["test:surface"]
self.assertEqual( len( network ), 2 )
self.assertEqual(
network.inputConnections( "n3" ),
[ network.Connection( network.Parameter( "n{0}".format( effectiveIndex + 1 ), "r", ), network.Parameter( "n3", "c.r" ) ) ]
)
def testNameSwitch( self ) : n1 = GafferSceneTest.TestShader( "n1" ) n2 = GafferSceneTest.TestShader( "n2" ) n3 = GafferSceneTest.TestShader( "n3" ) n3["type"].setValue( "test:surface" ) switch = Gaffer.NameSwitch() switch.setup( n3["parameters"]["c"] ) switch["in"].resize( 2 ) switch["in"][0]["value"].setInput( n1["out"] ) switch["in"][1]["value"].setInput( n2["out"] ) switch["in"][1]["name"].setValue( "n2" ) n3["parameters"]["c"].setInput( switch["out"]["value"] ) for n in ( "n1", "n2" ) : switch["selector"].setValue( n ) network = n3.attributes()["test:surface"] self.assertEqual( len( network ), 2 ) self.assertEqual( network.inputConnections( "n3" ), [ network.Connection( network.Parameter( n, "", ), network.Parameter( "n3", "c" ) ) ] )
def testLabelOverride(self):
shader = GafferSceneTest.TestShader()
shader["type"].setValue("test:surface")
shader["name"].setValue("shader1")
shader2 = GafferSceneTest.TestShader()
shader2["type"].setValue("test:surface")
shader2["name"].setValue("shader2")
plane = GafferScene.Plane()
planeFilter = GafferScene.PathFilter()
planeFilter["paths"].setValue(IECore.StringVectorData(["/plane"]))
assignment = GafferScene.ShaderAssignment()
assignment["in"].setInput(plane["out"])
assignment["filter"].setInput(planeFilter["out"])
assignment["shader"].setInput(shader["out"])
output = assignment["out"].attributes(
"/plane")["test:surface"].outputShader()
self.assertEqual(output.name, "shader1")
self.assertEqual(output.blindData()["label"],
IECore.StringData("TestShader"))
assignment["label"].setValue("glass")
output = assignment["out"].attributes(
"/plane")["test:surface"].outputShader()
self.assertEqual(output.name, "shader1")
self.assertEqual(output.blindData()["label"],
IECore.StringData("glass"))
def testSetup( self ) : shader1 = GafferSceneTest.TestShader() shader2 = GafferSceneTest.TestShader() shader1["parameters"]["c"].setValue( imath.Color3f( 0 ) ) shader2["parameters"]["c"].setValue( imath.Color3f( 1 ) ) switch = GafferScene.ShaderSwitch() switch.setup( shader1["parameters"]["c"] ) switch["in"][0].setInput( shader1["out"] ) switch["in"][1].setInput( shader2["out"] ) shader3 = GafferSceneTest.TestShader() shader3["type"].setValue( "test:surface" ) shader3["parameters"]["c"].setInput( switch["out"] ) for i in range( 0, 2 ) : switch["index"].setValue( i ) network = shader3.attributes()["test:surface"] self.assertEqual( len( network ), 2 ) self.assertEqual( network[0].parameters["c"].value, imath.Color3f( i ) )
def testSwitch(self):
n1 = GafferSceneTest.TestShader()
n1["parameters"]["i"].setValue(1)
n2 = GafferSceneTest.TestShader()
n2["parameters"]["i"].setValue(2)
n3 = GafferSceneTest.TestShader()
n3["type"].setValue("test:surface")
switch = Gaffer.SwitchComputeNode()
switch.setup(n3["parameters"]["c"])
switch["in"][0].setInput(n1["out"])
switch["in"][1].setInput(n2["out"])
n3["parameters"]["c"].setInput(switch["out"])
for i in range(0, 3):
switch["index"].setValue(i)
effectiveIndex = i % 2
network = n3.attributes()["test:surface"]
self.assertEqual(len(network), 2)
self.assertEqual(network[0].parameters["i"].value,
effectiveIndex + 1)
self.assertEqual(network[1].parameters["c"].value,
"link:" + network[0].parameters["__handle"].value)
def testShaderNodeColorMode( self ) : sphere = GafferScene.Sphere() group = GafferScene.Group() group["in"][0].setInput( sphere["out"] ) group["in"][1].setInput( sphere["out"] ) group["in"][2].setInput( sphere["out"] ) shader1 = GafferSceneTest.TestShader() shader1["name"].setValue( "test" ) shader1["type"].setValue( "gfr:surface" ) filter1 = GafferScene.PathFilter() filter1["paths"].setValue( IECore.StringVectorData( [ "/group/sphere1" ] ) ) assignment1 = GafferScene.ShaderAssignment() assignment1["in"].setInput( group["out"] ) assignment1["filter"].setInput( filter1["out"] ) assignment1["shader"].setInput( shader1["out"] ) shader2 = GafferSceneTest.TestShader() shader2["name"].setValue( "test" ) shader2["type"].setValue( "gfr:surface" ) Gaffer.Metadata.registerValue( shader2, "nodeGadget:color", imath.Color3f( 1, 0, 0 ) ) filter2 = GafferScene.PathFilter() filter2["paths"].setValue( IECore.StringVectorData( [ "/group/sphere2" ] ) ) assignment2 = GafferScene.ShaderAssignment() assignment2["in"].setInput( assignment1["out"] ) assignment2["filter"].setInput( filter2["out"] ) assignment2["shader"].setInput( shader2["out"] ) self.assertTrue( "gl:surface" not in assignment2["out"].attributes( "/group/sphere" ) ) self.assertTrue( "gl:surface" not in assignment2["out"].attributes( "/group/sphere1" ) ) self.assertTrue( "gl:surface" not in assignment2["out"].attributes( "/group/sphere2" ) ) visualiser = GafferScene.AttributeVisualiser() visualiser["in"].setInput( assignment2["out"] ) self.assertSceneValid( visualiser["out"] ) self.assertTrue( "gl:surface" not in visualiser["out"].attributes( "/group/sphere" ) ) self.assertTrue( "gl:surface" not in visualiser["out"].attributes( "/group/sphere1" ) ) self.assertTrue( "gl:surface" not in visualiser["out"].attributes( "/group/sphere2" ) ) visualiser["attributeName"].setValue( "gfr:surface" ) visualiser["mode"].setValue( visualiser.Mode.ShaderNodeColor ) self.assertSceneValid( visualiser["out"] ) self.assertTrue( "gl:surface" not in visualiser["out"].attributes( "/group/sphere" ) ) self.assertTrue( "gl:surface" in visualiser["out"].attributes( "/group/sphere1" ) ) self.assertTrue( "gl:surface" in visualiser["out"].attributes( "/group/sphere2" ) ) self.assertEqual( visualiser["out"].attributes( "/group/sphere1" )["gl:surface"].outputShader().parameters["Cs"].value, imath.Color3f( 0 ), ) self.assertEqual( visualiser["out"].attributes( "/group/sphere2" )["gl:surface"].outputShader().parameters["Cs"].value, imath.Color3f( 1, 0, 0 ), )
def testSerialisation(self):
script = Gaffer.ScriptNode()
script["shader1"] = GafferSceneTest.TestShader()
script["shader2"] = GafferSceneTest.TestShader()
script["shader1"]["parameters"]["i"].setValue(1)
script["shader2"]["parameters"]["i"].setValue(2)
script["switch"] = GafferScene.ShaderSwitch()
script["switch"]["in"].setInput(script["shader1"]["out"])
script["switch"]["in1"].setInput(script["shader2"]["out"])
script2 = Gaffer.ScriptNode()
script2.execute(script.serialise())
self.assertTrue(script2["switch"]["in"][0].getInput().isSame(
script2["shader1"]["out"]))
self.assertTrue(script2["switch"]["in1"].getInput().isSame(
script2["shader2"]["out"]))
self.assertTrue(script2["switch"]["in2"].getInput() is None)
self.assertFalse("in3" in script2["switch"])
self.assertTrue(script2["switch"]["out"].source().isSame(
script2["shader1"]["out"]))
def testAssignDisabledShader( self ) : s = Gaffer.ScriptNode() s["p"] = GafferScene.Plane() s["s"] = GafferSceneTest.TestShader() s["s"]["name"].setValue( "test" ) s["a"] = GafferScene.ShaderAssignment() s["a"]["in"].setInput( s["p"]["out"] ) s["a"]["shader"].setInput( s["s"]["out"] ) self.assertTrue( "shader" in s["a"]["out"].attributes( "/plane" ) ) self.assertEqual( s["a"]["out"].attributes( "/plane" )["shader"][-1].name, "test" ) s["s2"] = GafferSceneTest.TestShader() s["s2"]["name"].setValue( "test2" ) s["a2"] = GafferScene.ShaderAssignment() s["a2"]["in"].setInput( s["a"]["out"] ) s["a2"]["shader"].setInput( s["s2"]["out"] ) self.assertTrue( "shader" in s["a"]["out"].attributes( "/plane" ) ) self.assertEqual( s["a2"]["out"].attributes( "/plane" )["shader"][-1].name, "test2" ) s["s2"]["enabled"].setValue( False ) self.assertTrue( "shader" in s["a"]["out"].attributes( "/plane" ) ) self.assertEqual( s["a2"]["out"].attributes( "/plane" )["shader"][-1].name, "test" )
def test(self):
shader1 = GafferSceneTest.TestShader()
shader2 = GafferSceneTest.TestShader()
shader1["type"].setValue("test:surface")
shader2["type"].setValue("test:surface")
shader1["parameters"]["i"].setValue(1)
shader2["parameters"]["i"].setValue(2)
switch = GafferScene.ShaderSwitch()
switch["in"].setInput(shader1["out"])
switch["in1"].setInput(shader2["out"])
assignment = GafferScene.ShaderAssignment()
assignment["shader"].setInput(switch["out"])
sphere = GafferScene.Sphere()
assignment["in"].setInput(sphere["out"])
self.assertEqual(
assignment["out"].attributes("/sphere")["test:surface"]
[0].parameters["i"].value, 1)
switch["index"].setValue(1)
self.assertEqual(
assignment["out"].attributes("/sphere")["test:surface"]
[0].parameters["i"].value, 2)
switch["enabled"].setValue(False)
self.assertEqual(
assignment["out"].attributes("/sphere")["test:surface"]
[0].parameters["i"].value, 1)
def testSwitch( self ) :
n1 = GafferSceneTest.TestShader( "n1" )
n2 = GafferSceneTest.TestShader( "n2" )
n3 = GafferSceneTest.TestShader( "n3" )
n3["type"].setValue( "test:surface" )
switch = Gaffer.Switch()
switch.setup( n3["parameters"]["c"] )
switch["in"][0].setInput( n1["out"] )
switch["in"][1].setInput( n2["out"] )
n3["parameters"]["c"].setInput( switch["out"] )
for i in range( 0, 3 ) :
switch["index"].setValue( i )
effectiveIndex = i % 2
network = n3.attributes()["test:surface"]
self.assertEqual( len( network ), 2 )
self.assertEqual(
network.inputConnections( "n3" ),
[ network.Connection( network.Parameter( "n{0}".format( effectiveIndex + 1 ), "", ), network.Parameter( "n3", "c" ) ) ]
)
def testInputAcceptanceFromBoxes(self):
s = Gaffer.ScriptNode()
s["n"] = Gaffer.Node()
s["n"]["out"] = Gaffer.Plug(direction=Gaffer.Plug.Direction.Out)
s["a"] = GafferScene.ShaderAssignment()
s["b"] = Gaffer.Box()
s["b"]["n"] = Gaffer.Node()
s["b"]["a"] = GafferScene.ShaderAssignment()
s["b"]["n"]["out"] = Gaffer.Plug(direction=Gaffer.Plug.Direction.Out)
# This emulates old plugs which were promoted when the "shader" plug on a ShaderAssignment
# was just a plain Plug rather than a ShaderPlug.
s["b"]["in"] = Gaffer.Plug(flags=Gaffer.Plug.Flags.Default
| Gaffer.Plug.Flags.Dynamic)
s["b"]["out"] = Gaffer.Plug(flags=Gaffer.Plug.Flags.Default
| Gaffer.Plug.Flags.Dynamic,
direction=Gaffer.Plug.Direction.Out)
# Shader assignments should accept connections speculatively
# from unconnected box inputs and outputs. We use `execute()` for
# this because the backwards compatibility is provided only when
# a script is loading.
s.execute(
"""script["b"]["a"]["shader"].setInput( script["b"]["in"] )""")
s.execute("""script["a"]["shader"].setInput( script["b"]["out"] )""")
# but should reject connections to connected box inputs and outputs
# if they're unsuitable.
s["b"]["a"]["shader"].setInput(None)
s["b"]["in"].setInput(s["n"]["out"])
self.assertFalse(s["b"]["a"]["shader"].acceptsInput(s["b"]["in"]))
s["a"]["shader"].setInput(None)
s["b"]["out"].setInput(s["b"]["n"]["out"])
self.assertFalse(s["a"]["shader"].acceptsInput(s["b"]["out"]))
# and accept them again if they provide indirect access to a shader
s["s"] = GafferSceneTest.TestShader()
s["b"]["in"].setInput(s["s"]["out"])
self.assertTrue(s["b"]["a"]["shader"].acceptsInput(s["b"]["in"]))
s["b"]["s"] = GafferSceneTest.TestShader()
s["b"]["out"].setInput(s["b"]["s"]["out"])
self.assertTrue(s["a"]["shader"].acceptsInput(s["b"]["out"]))
def testConnect(self):
plane = GafferScene.Plane()
shader = GafferSceneTest.TestShader("surface")
shader["type"].setValue("surface")
planeFilter = GafferScene.PathFilter()
planeFilter["paths"].setValue(IECore.StringVectorData(["/plane"]))
assignment = GafferScene.ShaderAssignment()
assignment["in"].setInput(plane["out"])
assignment["filter"].setInput(planeFilter["out"])
assignment["shader"].setInput(shader["out"])
originalNetwork = assignment["out"].attributes("/plane")["surface"]
self.assertEqual(len(originalNetwork), 1)
textureShader = GafferSceneTest.TestShader("texture")
tweaks = GafferScene.ShaderTweaks()
tweaks["in"].setInput(assignment["out"])
tweaks["filter"].setInput(planeFilter["out"])
tweaks["shader"].setValue("surface")
tweaks["tweaks"].addChild(
GafferScene.TweakPlug("c", Gaffer.Color3fPlug()))
tweaks["tweaks"][0]["value"].setInput(textureShader["out"])
tweakedNetwork = tweaks["out"].attributes("/plane")["surface"]
self.assertEqual(len(tweakedNetwork), 2)
self.assertEqual(tweakedNetwork.input(("surface", "c")),
("texture", ""))
tweakedNetwork.removeShader("texture")
self.assertEqual(tweakedNetwork, originalNetwork)
textureShader["parameters"]["c"].setValue(imath.Color3f(1, 2, 3))
tweakedNetwork = tweaks["out"].attributes("/plane")["surface"]
self.assertEqual(
tweakedNetwork.getShader("texture").parameters["c"].value,
imath.Color3f(1, 2, 3))
tweaks["tweaks"][0]["mode"].setValue(
GafferScene.TweakPlug.Mode.Multiply)
with self.assertRaisesRegexp(
RuntimeError,
"Mode must be \"Replace\" when inserting a connection"):
tweaks["out"].attributes("/plane")
def testProcessorNames( self ) : plane = GafferScene.Plane() planeFilter = GafferScene.PathFilter() planeFilter["paths"].setValue( IECore.StringVectorData( [ "/plane" ]) ) shader = GafferSceneTest.TestShader() shaderAssignment = GafferScene.ShaderAssignment() shaderAssignment["in"].setInput( plane["out"] ) shaderAssignment["filter"].setInput( planeFilter["out"] ) shaderAssignment["shader"].setInput( shader["out"] ) editScope = Gaffer.EditScope() editScope.setup( shaderAssignment["out"] ) editScope["in"].setInput( shaderAssignment["out"] ) for attributeName, processorName in [ ( "gl:surface", "OpenGLSurfaceEdits" ), ( "gl:light", "OpenGLLightEdits" ), ( "surface", "SurfaceEdits" ), ( "displacement", "DisplacementEdits" ), ( "test:lightFilter:one", "TestLightFilterOneEdits" ), ( "test:lightFilter:bigGobo", "TestLightFilterBigGoboEdits" ), ] : shader["type"].setValue( attributeName ) edit = GafferScene.EditScopeAlgo.acquireParameterEdit( editScope, "/plane", attributeName, ( "", "i" ) ) self.assertEqual( edit.node().getName(), processorName )
def testRegisterReferenceScene(self):
s = Gaffer.ScriptNode()
s["b"] = Gaffer.Box()
s["b"]["shader"] = GafferScene.ShaderPlug(
flags=Gaffer.Plug.Flags.Default | Gaffer.Plug.Flags.Dynamic)
s["b"]["out"] = GafferScene.ScenePlug(
direction=Gaffer.Plug.Direction.Out,
flags=Gaffer.Plug.Flags.Default | Gaffer.Plug.Flags.Dynamic)
s["b"]["cube"] = GafferScene.Cube()
s["b"]["assignment"] = GafferScene.ShaderAssignment()
s["b"]["assignment"]["in"].setInput(s["b"]["cube"]["out"])
s["b"]["assignment"]["shader"].setInput(s["b"]["shader"])
s["b"]["out"].setInput(s["b"]["assignment"]["out"])
s["b"].exportForReference(self.temporaryDirectory() + "/test.grf")
GafferSceneUI.ShaderView.registerScene(
"test", "Default",
self.temporaryDirectory() + "/test.grf")
shader = GafferSceneTest.TestShader()
shader["type"].setValue("test:surface")
shader["name"].setValue("test")
view = GafferUI.View.create(shader["out"])
self.assertTrue(isinstance(view.scene(), Gaffer.Reference))
self.assertEqual(view.scene().fileName(),
self.temporaryDirectory() + "/test.grf")
self.assertEqual(view.scene()["out"].childNames("/"),
IECore.InternedStringVectorData(["cube"]))
def testShaderTypesInState(self):
surface = GafferSceneTest.TestShader("surface")
surface["name"].setValue("testSurface")
surface["type"].setValue("test:surface")
surface["parameters"]["t"] = Gaffer.Color3fPlug()
texture = GafferSceneTest.TestShader("texture")
texture["name"].setValue("testTexture")
texture["type"].setValue("test:shader")
surface["parameters"]["t"].setInput(texture["out"])
state = surface.state()
self.assertEqual(state[0].type, "test:shader")
self.assertEqual(state[1].type, "test:surface")
def testPromoteTweaksPlug(self):
box = Gaffer.Box()
box["plane"] = GafferScene.Plane()
box["shader"] = GafferSceneTest.TestShader()
box["shader"]["type"].setValue("surface")
box["planeFilter"] = GafferScene.PathFilter()
box["planeFilter"]["paths"].setValue(
IECore.StringVectorData(["/plane"]))
box["assignment"] = GafferScene.ShaderAssignment()
box["assignment"]["in"].setInput(box["plane"]["out"])
box["assignment"]["filter"].setInput(box["planeFilter"]["out"])
box["assignment"]["shader"].setInput(box["shader"]["out"])
box["tweaks"] = GafferScene.ShaderTweaks()
box["tweaks"]["in"].setInput(box["assignment"]["out"])
box["tweaks"]["filter"].setInput(box["planeFilter"]["out"])
box["tweaks"]["shader"].setValue("surface")
p = Gaffer.PlugAlgo.promote(box["tweaks"]["tweaks"])
p.addChild(GafferScene.TweakPlug("c", imath.Color3f(0.1, 5, 9)))
network = box["tweaks"]["out"].attributes("/plane")["surface"]
self.assertEqual(
network.getShader("shader").parameters["c"].value,
imath.Color3f(0.1, 5, 9))
def testGlobalContext(self):
script = Gaffer.ScriptNode()
script["shader"] = GafferSceneTest.TestShader()
script["shader"]["type"].setValue("shader")
script["expression"] = Gaffer.Expression()
script["expression"].setExpression(
'parent["shader"]["parameters"]["i"] = 1 if context.get( "scene:path", None ) else 0'
)
script["sphere"] = GafferScene.Sphere()
script["filter"] = GafferScene.PathFilter()
script["filter"]["paths"].setValue(IECore.StringVectorData(["/sphere"
]))
script["assignment"] = GafferScene.ShaderAssignment()
script["assignment"]["in"].setInput(script["sphere"]["out"])
script["assignment"]["filter"].setInput(script["filter"]["out"])
script["assignment"]["shader"].setInput(script["shader"]["out"])
self.assertEqual(
script["assignment"]["out"].attributes("/sphere")
["shader"].outputShader().parameters["i"].value, 0)
def testReregisterScene(self):
def shaderBallCreator(resolution):
result = GafferScene.ShaderBall()
result["resolution"].setValue(resolution)
return result
GafferSceneUI.ShaderView.registerScene(
"test", "Default", functools.partial(shaderBallCreator, 16))
shader = GafferSceneTest.TestShader()
shader["type"].setValue("test:surface")
shader["name"].setValue("test")
view = GafferUI.View.create(shader["out"])
scene1 = view.scene()
self.assertEqual(view.scene()["resolution"].getValue(), 16)
GafferSceneUI.ShaderView.registerScene(
"test", "Default", functools.partial(shaderBallCreator, 32))
self.assertFalse(view.scene().isSame(scene1))
self.assertEqual(view.scene()["resolution"].getValue(), 32)
GafferSceneUI.ShaderView.registerScene(
"test", "HiRes", functools.partial(shaderBallCreator, 2048))
view["scene"].setValue("HiRes")
self.assertEqual(view.scene()["resolution"].getValue(), 2048)
GafferSceneUI.ShaderView.registerScene(
"test", "HiRes", functools.partial(shaderBallCreator, 4096))
self.assertEqual(view.scene()["resolution"].getValue(), 4096)
def testComponentToComponentConnections(self):
n1 = GafferSceneTest.TestShader("n1")
n2 = GafferSceneTest.TestShader("n2")
n2["type"].setValue("test:surface")
n2["parameters"]["c"]["r"].setInput(n1["out"]["g"])
n2["parameters"]["c"]["g"].setInput(n1["out"]["b"])
n2["parameters"]["c"]["b"].setInput(n1["out"]["r"])
network = n2.attributes()["test:surface"]
self.assertEqual(network.inputConnections("n2"), [
(("n1", "r"), ("n2", "c.b")),
(("n1", "b"), ("n2", "c.g")),
(("n1", "g"), ("n2", "c.r")),
])
def testNodeColorBlindData(self):
s = GafferSceneTest.TestShader("test")
s["type"].setValue("test:surface")
h1 = s.attributesHash()
s1 = s.attributes()["test:surface"]
cs = GafferTest.CapturingSlot(s.plugDirtiedSignal())
Gaffer.Metadata.registerValue(s, "nodeGadget:color",
imath.Color3f(1, 0, 0))
self.assertTrue(s["out"] in [x[0] for x in cs])
self.assertNotEqual(s.attributesHash(), h1)
s2 = s.attributes()["test:surface"]
self.assertNotEqual(s2, s1)
self.assertEqual(
s1.getShader("test").blindData()["gaffer:nodeColor"],
IECore.Color3fData(imath.Color3f(0)))
self.assertEqual(
s2.getShader("test").blindData()["gaffer:nodeColor"],
IECore.Color3fData(imath.Color3f(1, 0, 0)))
def __init__(self, name="ShaderAndAttributes"):
GafferScene.FilteredSceneProcessor.__init__(
self,
name,
filterDefault=IECore.PathMatcher.Result.NoMatch)
self["__shader"] = GafferSceneTest.TestShader()
self["__shader"]["type"].setValue("test:surface")
self["__shaderAssignment"] = GafferScene.ShaderAssignment()
self["__shaderAssignment"]["in"].setInput(self["in"])
self["__shaderAssignment"]["shader"].setInput(
self["__shader"]["out"])
self["__shaderAssignment"]["filter"].setInput(self["filter"])
self["__shaderAssignment"]["enabled"].setInput(self["enabled"])
self["__attributes"] = GafferScene.StandardAttributes()
self["__attributes"]["in"].setInput(
self["__shaderAssignment"]["out"])
self["__attributes"]["enabled"].setInput(self["enabled"])
self["__attributes"]["filter"].setInput(self["filter"])
self["__attributes"]["attributes"]["doubleSided"][
"enabled"].setValue(True)
self["__attributes"]["attributes"]["doubleSided"][
"value"].setValue(True)
self["out"].setInput(self["__attributes"]["out"])
def testParameterEditLocalisation( self ) : sphere = GafferScene.Sphere() group = GafferScene.Group() group["in"][0].setInput( sphere["out"] ) groupFilter = GafferScene.PathFilter() groupFilter["paths"].setValue( IECore.StringVectorData( [ "/group" ] ) ) shader = GafferSceneTest.TestShader() shader["type"].setValue( "test:surface" ) shaderAssignment = GafferScene.ShaderAssignment() shaderAssignment["in"].setInput( group["out"] ) shaderAssignment["filter"].setInput( groupFilter["out"] ) shaderAssignment["shader"].setInput( shader["out"] ) editScope = Gaffer.EditScope() editScope.setup( shaderAssignment["out"] ) editScope["in"].setInput( shaderAssignment["out"] ) self.assertIn( "test:surface", editScope["out"].attributes( "/group" ) ) self.assertNotIn( "test:surface", editScope["out"].attributes( "/group/sphere" ) ) edit = GafferScene.EditScopeAlgo.acquireParameterEdit( editScope, "/group/sphere", "test:surface", ( "", "i" ) ) edit["enabled"].setValue( True ) edit["value"].setValue( 10 ) self.assertEqual( editScope["out"].attributes( "/group" ), editScope["in"].attributes( "/group" ) ) self.assertIn( "test:surface", editScope["out"].attributes( "/group/sphere" ) ) self.assertEqual( editScope["out"].attributes( "/group/sphere" )["test:surface"].outputShader().parameters["i"].value, 10 )
def testAssignShaderFromOutsideBox(self):
s = Gaffer.ScriptNode()
s["p"] = GafferScene.Plane()
s["s"] = GafferSceneTest.TestShader()
s["s"]["type"].setValue("test:surface")
s["a"] = GafferScene.ShaderAssignment()
s["a"]["in"].setInput(s["p"]["out"])
s["a"]["shader"].setInput(s["s"]["out"])
s["o"] = GafferScene.Options()
s["o"]["in"].setInput(s["a"]["out"])
b = Gaffer.Box.create(s, Gaffer.StandardSet([s["p"], s["a"]]))
self.assertTrue("test:surface" in s["o"]["out"].attributes("/plane"))
ss = s.serialise()
s = Gaffer.ScriptNode()
s.execute(ss)
self.assertTrue(s["Box"]["a"]["shader"].getInput().isSame(
s["Box"]["shader"]))
def testFilter(self):
sphere = IECore.SpherePrimitive()
input = GafferSceneTest.CompoundObjectSource()
input["in"].setValue(
IECore.CompoundObject({
"bound": IECore.Box3fData(sphere.bound()),
"children": {
"ball1": {
"object": sphere,
"bound": IECore.Box3fData(sphere.bound()),
},
"ball2": {
"object": sphere,
"bound": IECore.Box3fData(sphere.bound()),
},
},
}))
a = GafferScene.ShaderAssignment()
a["in"].setInput(input["out"])
s = GafferSceneTest.TestShader()
s["type"].setValue("test:surface")
a["shader"].setInput(s["out"])
f = GafferScene.PathFilter()
f["paths"].setValue(IECore.StringVectorData(["/ball1"]))
a["filter"].setInput(f["out"])
self.assertEqual(a["out"].attributes("/"), IECore.CompoundObject())
self.assertNotEqual(a["out"].attributes("/ball1"),
IECore.CompoundObject())
self.assertEqual(a["out"].attributes("/ball2"),
IECore.CompoundObject())
def testInputAcceptanceFromDots( self ) : script = Gaffer.ScriptNode() script["a"] = GafferScene.ShaderAssignment() script["s"] = GafferSceneTest.TestShader() script["d"] = Gaffer.Dot() script["d"].setup( script["s"]["out"] ) # The Dot doesn't know about Shaders, and just has a Color3fPlug # input, so it should accept input from any old Color3fPlug, not # merely shader outputs. script["r"] = Gaffer.Random() self.assertTrue( script["d"]["in"].acceptsInput( script["r"]["outColor"] ) ) # And we should be able to connect the Dot into the # ShaderAssignment even if the Dot doesn't have an input # yet. The user should be able to wire the graph up in any # order, provided we end up with a valid network. script["a"]["shader"].setInput( script["d"]["out"] ) self.assertTrue( script["a"]["shader"].getInput().isSame( script["d"]["out"] ) ) # But once that is done, the Dot should reject # inputs that the ShaderAssignment can't handle. self.assertFalse( script["d"]["in"].acceptsInput( script["r"]["outColor"] ) ) # And only accept inputs from a Shader. self.assertTrue( script["d"]["in"].acceptsInput( script["s"]["out"] ) )
def testShaderTypesInAttributes(self):
surface = GafferSceneTest.TestShader("surface")
surface["name"].setValue("testSurface")
surface["type"].setValue("test:surface")
surface["parameters"]["t"] = Gaffer.Color3fPlug()
texture = GafferSceneTest.TestShader("texture")
texture["name"].setValue("testTexture")
texture["type"].setValue("test:shader")
surface["parameters"]["t"].setInput(texture["out"])
network = surface.attributes()["test:surface"]
self.assertEqual(network[0].type, "test:shader")
self.assertEqual(network[1].type, "test:surface")
def testApplyReturnValuesNetworkEdits(self):
network = IECoreScene.ShaderNetwork(shaders={
"surface":
IECoreScene.Shader("lambert", "surface", {"c": imath.Color3f(1.0)})
},
output="surface")
textureShader = GafferSceneTest.TestShader("texture")
tweaks = GafferScene.TweaksPlug()
tweaks.addChild(
GafferScene.TweakPlug("c", Gaffer.Color3fPlug(),
GafferScene.TweakPlug.Mode.Replace, False))
tweaks[0]["value"].setInput(textureShader["out"])
# Test none to apply
tweakedNetwork = network.copy()
self.assertFalse(tweaks.applyTweaks(tweakedNetwork))
self.assertEqual(tweakedNetwork, network)
# Test enabled
tweaks[0]["enabled"].setValue(True)
tweakedNetwork = network.copy()
self.assertTrue(tweaks.applyTweaks(tweakedNetwork))
self.assertEqual(tweakedNetwork.inputConnections("surface"),
[(("texture", ""), ("surface", "c"))])
def testReconnect(self):
plane = GafferScene.Plane()
shader = GafferSceneTest.TestShader("surface")
shader["type"].setValue("surface")
textureShader1 = GafferSceneTest.TestShader("texture1")
shader["parameters"]["c"].setInput(textureShader1["out"])
planeFilter = GafferScene.PathFilter()
planeFilter["paths"].setValue(IECore.StringVectorData(["/plane"]))
assignment = GafferScene.ShaderAssignment()
assignment["in"].setInput(plane["out"])
assignment["filter"].setInput(planeFilter["out"])
assignment["shader"].setInput(shader["out"])
originalNetwork = assignment["out"].attributes("/plane")["surface"]
self.assertEqual(len(originalNetwork), 2)
self.assertEqual(originalNetwork.input(("surface", "c")),
("texture1", ""))
textureShader2 = GafferSceneTest.TestShader("texture2")
tweaks = GafferScene.ShaderTweaks()
tweaks["in"].setInput(assignment["out"])
tweaks["filter"].setInput(planeFilter["out"])
tweaks["shader"].setValue("surface")
tweaks["tweaks"].addChild(
GafferScene.TweakPlug("c", Gaffer.Color3fPlug()))
tweaks["tweaks"][0]["value"].setInput(textureShader2["out"])
tweakedNetwork = tweaks["out"].attributes("/plane")["surface"]
self.assertEqual(len(tweakedNetwork), 2)
self.assertEqual(tweakedNetwork.input(("surface", "c")),
("texture2", ""))
textureShader2["enabled"].setValue(False)
tweakedNetwork = tweaks["out"].attributes("/plane")["surface"]
self.assertEqual(len(tweakedNetwork), 1)
self.assertFalse(tweakedNetwork.input(("surface", "c")))
textureShader2["enabled"].setValue(True)
tweaks["tweaks"][0]["enabled"].setValue(False)
self.assertEqual(tweaks["out"].attributes("/plane")["surface"],
originalNetwork)
def testFactory(self):
shader = GafferSceneTest.TestShader()
shader["type"].setValue("test:surface")
shader["name"].setValue("test")
view = GafferUI.View.create(shader["out"])
self.assertTrue(isinstance(view, GafferSceneUI.ShaderView))
def testConnectSpecificOutputParameter(self):
plane = GafferScene.Plane()
shader = GafferSceneTest.TestShader("surface")
shader["type"].setValue("surface")
planeFilter = GafferScene.PathFilter()
planeFilter["paths"].setValue(IECore.StringVectorData(["/plane"]))
assignment = GafferScene.ShaderAssignment()
assignment["in"].setInput(plane["out"])
assignment["filter"].setInput(planeFilter["out"])
assignment["shader"].setInput(shader["out"])
originalNetwork = assignment["out"].attributes("/plane")["surface"]
self.assertEqual(len(originalNetwork), 1)
textureShader = GafferSceneTest.TestShader("texture")
textureShader["out"] = Gaffer.Plug(direction=Gaffer.Plug.Direction.Out)
textureShader["out"]["color"] = Gaffer.Color3fPlug(
direction=Gaffer.Plug.Direction.Out)
textureShader["out"]["opacity"] = Gaffer.Color3fPlug(
direction=Gaffer.Plug.Direction.Out)
tweaks = GafferScene.ShaderTweaks()
tweaks["in"].setInput(assignment["out"])
tweaks["filter"].setInput(planeFilter["out"])
tweaks["shader"].setValue("surface")
tweaks["tweaks"].addChild(
GafferScene.TweakPlug("c", Gaffer.Color3fPlug()))
tweaks["tweaks"][0]["value"].setInput(textureShader["out"]["opacity"])
tweakedNetwork = tweaks["out"].attributes("/plane")["surface"]
self.assertEqual(len(tweakedNetwork), 2)
self.assertEqual(tweakedNetwork.input(("surface", "c")),
("texture", "opacity"))
tweakedNetwork.removeShader("texture")
self.assertEqual(tweakedNetwork, originalNetwork)
textureShader["parameters"]["c"].setValue(imath.Color3f(1, 2, 3))
tweakedNetwork = tweaks["out"].attributes("/plane")["surface"]
self.assertEqual(
tweakedNetwork.getShader("texture").parameters["c"].value,
imath.Color3f(1, 2, 3))