def testAttributes(self):
s = Gaffer.ScriptNode()
s["p"] = GafferScene.Plane()
s["p"]["transform"]["translate"].setValue(IECore.V3f(-0.1, -0.1, 0))
s["c"] = GafferScene.Camera()
s["c"]["transform"]["translate"]["z"].setValue(1)
s["g"] = GafferScene.Group()
s["g"]["in"][0].setInput(s["p"]["out"])
s["g"]["in"][1].setInput(s["c"]["out"])
s["s"] = GafferRenderMan.RenderManShader()
s["s"].loadShader(
self.compileShader(os.path.dirname(__file__) + "/shaders/flat.sl"))
s["s"]["parameters"]["c"].setValue(IECore.Color3f(1, 0.5, 0.25))
s["a"] = GafferScene.ShaderAssignment()
s["a"]["in"].setInput(s["g"]["out"])
s["a"]["shader"].setInput(s["s"]["out"])
s["d"] = GafferScene.Outputs()
s["d"].addOutput(
"beauty",
IECore.Display(
"test", "ieDisplay", "rgba", {
"quantize": IECore.FloatVectorData([0, 0, 0, 0]),
"driverType": "ImageDisplayDriver",
"handle": "myLovelyPlane",
}))
s["d"]["in"].setInput(s["a"]["out"])
s["o"] = GafferScene.StandardOptions()
s["o"]["options"]["renderCamera"]["value"].setValue("/group/camera")
s["o"]["options"]["renderCamera"]["enabled"].setValue(True)
s["o"]["in"].setInput(s["d"]["out"])
s["r"] = GafferRenderMan.InteractiveRenderManRender()
s["r"]["in"].setInput(s["o"]["out"])
# start a render, give it time to finish, and check the output
s["r"]["state"].setValue(s["r"].State.Running)
time.sleep(2)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.5),
)
self.assertEqual(c, IECore.Color3f(1, 0.5, 0.25))
# adjust a shader parameter, wait, and check that it changed
s["s"]["parameters"]["c"].setValue(IECore.Color3f(1, 1, 1))
time.sleep(1)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.5),
)
self.assertEqual(c, IECore.Color3f(1))
# turn off shader updates, do the same, and check that it hasn't changed
s["r"]["updateAttributes"].setValue(False)
s["s"]["parameters"]["c"].setValue(IECore.Color3f(0.5))
time.sleep(1)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.5),
)
self.assertEqual(c, IECore.Color3f(1))
# turn shader updates back on, and check that it updates
s["r"]["updateAttributes"].setValue(True)
time.sleep(1)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.5),
)
self.assertEqual(c, IECore.Color3f(0.5))
def __init__(self, name="LDTShaderBall"):
GafferScene.SceneNode.__init__(self, name)
# Public plugs
self["shader"] = GafferScene.ShaderPlug()
self["resolution"] = Gaffer.IntPlug(
defaultValue=512, minValue=0
)
self["scene"] = Gaffer.IntPlug("scene")
Gaffer.Metadata.registerValue( self["scene"], 'nodule:type', '' )
Gaffer.Metadata.registerValue( self["scene"], 'plugValueWidget:type', 'GafferUI.PresetsPlugValueWidget' )
Gaffer.Metadata.registerValue( self["scene"], 'preset:shaderBall', 0 )
Gaffer.Metadata.registerValue( self["scene"], 'preset:customGeo', 1 )
self["custom_geo"] = Gaffer.StringPlug(
defaultValue="${LOOKDEVTOOLS}/resources/assets/teapot/teapot.abc"
)
# Private internal network
# ShaderBall
s = Gaffer.ScriptNode()
__shaderBallReference = s["__shaderBallReference"] = Gaffer.Reference()
__shaderBallReference.load("/run/media/ezequielm/misc/wrk/dev/EZLookdevTools/plugins/gaffer/boxes/LDTShaderBall.grf")
self.addChild(__shaderBallReference)
# Custom geo
self["__teapot"] = GafferScene.SceneReader()
self["__teapot"]["fileName"].setInput(
self["custom_geo"]
)
self["__teapot"]["transform"]["scale"].setValue(
imath.V3f(
1, 1, 1
)
)
self["__teapotMeshType"] = GafferScene.MeshType("__teapotMeshType")
self["__teapotPathFilter"] = GafferScene.PathFilter("__teapotPathFilter")
self["__teapotMeshType"]["filter"].setInput(self["__teapotPathFilter"]["out"])
self["__teapotMeshType"]["meshType"].setValue("catmullClark")
self["__teapotPathFilter"]["paths"].setValue(IECore.StringVectorData(["/..."]))
self["__teapotMeshType"]["in"].setInput(self["__teapot"]["out"])
self["__teapotSet"] = GafferScene.Set( "SHADERBALL_material" )
self["__teapotSet"]["name"].setValue( 'SHADERBALL:material' )
self["__teapotSet"]["filter"].setInput(self["__teapotPathFilter"]["out"])
self["__teapotSet"]["in"].setInput(self["__teapotMeshType"]["out"])
# Root
self["__sceneSwitch"] = Gaffer.Switch()
self["__sceneSwitch"].setup(GafferScene.ScenePlug( "in"))
self["__sceneSwitch"]["index"].setInput(self["scene"])
self["__sceneSwitch"]["in"].addChild( GafferScene.ScenePlug( "in0", flags = Gaffer.Plug.Flags.Default | Gaffer.Plug.Flags.Dynamic ) )
self["__sceneSwitch"]["in"].addChild( GafferScene.ScenePlug( "in1", flags = Gaffer.Plug.Flags.Default | Gaffer.Plug.Flags.Dynamic ) )
self["__sceneSwitch"]["in"]["in0"].setInput(self["__shaderBallReference"]["out"])
self["__sceneSwitch"]["in"]["in1"].setInput(self["__teapotSet"]["out"])
self["__camera"] = GafferScene.Camera()
self["__camera"]["transform"]["translate"].setValue(imath.V3f(0, 70, 175))
self["__camera"]["transform"]["rotate"].setValue(imath.V3f(-16, 0, 0))
self["__camera"]["fieldOfView"].setValue(20.0)
self["__group"] = GafferScene.Group()
self["__group"]["in"][0].setInput(
self["__sceneSwitch"]["out"]
)
self["__group"]["in"][1].setInput(
self["__camera"]["out"]
)
# self["__group"]["in"][2].setInput(self["__plane"]["out"])
self["__subTree"] = GafferScene.SubTree()
self["__subTree"]["in"].setInput(
self["__group"]["out"]
)
self["__subTree"]["root"].setValue("/group")
self["__shaderAssignment"] = GafferScene.ShaderAssignment()
self["__shaderAssignment"]["in"].setInput(
self["__subTree"]["out"]
)
self["__shaderAssignment"]["shader"].setInput(
self["shader"]
)
self["__shaderAssignmentFilter"] = GafferScene.SetFilter( "SetFilter" )
self["__shaderAssignmentFilter"]["setExpression"].setValue( 'SHADERBALL:material' )
self["__shaderAssignment"]["filter"].setInput(self["__shaderAssignmentFilter"]["out"])
self["__options"] = GafferScene.StandardOptions()
self["__options"]["in"].setInput(
self["__shaderAssignment"]["out"]
)
self["__options"]["options"]["renderCamera"][
"enabled"
].setValue(True)
self["__options"]["options"]["renderCamera"][
"value"
].setValue("/camera")
self["__options"]["options"]["renderResolution"][
"enabled"
].setValue(True)
self["__options"]["options"]["renderResolution"][
"value"
][0].setInput(self["resolution"])
self["__options"]["options"]["renderResolution"][
"value"
][1].setInput(self["resolution"])
self["__emptyScene"] = GafferScene.ScenePlug()
self["__enabler"] = Gaffer.Switch()
self["__enabler"].setup(GafferScene.ScenePlug())
self["__enabler"]["in"][0].setInput(
self["__emptyScene"]
)
self["__enabler"]["in"][1].setInput(
self["__options"]["out"]
)
self["__enabler"]["enabled"].setInput(
self["enabled"]
)
self["__enabler"]["index"].setValue(1)
self["out"].setFlags(
Gaffer.Plug.Flags.Serialisable, False
)
self["out"].setInput(self["__enabler"]["out"])
def testLookThrough(self):
script = Gaffer.ScriptNode()
script["sphere"] = GafferScene.Sphere()
script["camera"] = GafferScene.Camera()
script["camera"]["transform"]["translate"].setValue(IECore.V3f(
1, 0, 0))
script["group"] = GafferScene.Group()
script["group"]["in"][0].setInput(script["sphere"]["out"])
script["group"]["in"][1].setInput(script["camera"]["out"])
with GafferUI.Window() as window:
viewer = GafferUI.Viewer(script)
window.setVisible(True)
viewer.setNodeSet(Gaffer.StandardSet([script["group"]]))
view = viewer.view()
self.assertTrue(isinstance(view, GafferSceneUI.SceneView))
def setViewCameraTransform(matrix):
camera = view.viewportGadget().getCamera()
camera.getTransform().matrix = matrix
view.viewportGadget().setCamera(camera)
def getViewCameraTransform():
return view.viewportGadget().getCamera().getTransform().transform()
# Simulate the user translating the camera.
setViewCameraTransform(
IECore.M44f.createTranslated(IECore.V3f(100, 0, 0)))
self.assertEqual(getViewCameraTransform(),
IECore.M44f.createTranslated(IECore.V3f(100, 0, 0)))
# Set the path for the look-through camera, but don't activate it - nothing should have changed.
view["lookThrough"]["camera"].setValue("/group/camera")
self.assertEqual(getViewCameraTransform(),
IECore.M44f.createTranslated(IECore.V3f(100, 0, 0)))
# Enable the look-through - the camera should update.
view["lookThrough"]["enabled"].setValue(True)
self.waitForIdle()
self.assertEqual(getViewCameraTransform(),
script["group"]["out"].transform("/group/camera"))
# Disable the look-through - the camera should revert to its previous position.
view["lookThrough"]["enabled"].setValue(False)
self.waitForIdle()
self.assertEqual(getViewCameraTransform(),
IECore.M44f.createTranslated(IECore.V3f(100, 0, 0)))
# Simulate the user moving the viewport camera, and then move the (now disabled) look-through
# camera. The user movement should win out.
setViewCameraTransform(
IECore.M44f.createTranslated(IECore.V3f(200, 0, 0)))
self.assertEqual(getViewCameraTransform(),
IECore.M44f.createTranslated(IECore.V3f(200, 0, 0)))
script["camera"]["transform"]["translate"].setValue(IECore.V3f(
2, 0, 0))
self.waitForIdle()
self.assertEqual(getViewCameraTransform(),
IECore.M44f.createTranslated(IECore.V3f(200, 0, 0)))
# Change the viewer context - since look-through is disabled the user camera should not move.
viewer.getContext().setFrame(10)
self.waitForIdle()
self.assertEqual(getViewCameraTransform(),
IECore.M44f.createTranslated(IECore.V3f(200, 0, 0)))
# Work around "Internal C++ object (PySide.QtGui.QWidget) already deleted" error. In an
# ideal world we'll fix this, but it's unrelated to what we're testing here.
window.removeChild(viewer)
def testSelection( self ) : script = Gaffer.ScriptNode() script["plane"] = GafferScene.Plane() script["group"] = GafferScene.Group() script["group"]["in"][0].setInput( script["plane"]["out"] ) script["transformFilter"] = GafferScene.PathFilter() script["transform"] = GafferScene.Transform() script["transform"]["in"].setInput( script["group"]["out"] ) script["transform"]["filter"].setInput( script["transformFilter"]["out"] ) view = GafferSceneUI.SceneView() view["in"].setInput( script["transform"]["out"] ) tool = GafferSceneUI.TranslateTool( view ) tool["active"].setValue( True ) self.assertEqual( len( tool.selection() ), 0 ) GafferSceneUI.ContextAlgo.setSelectedPaths( view.getContext(), IECore.PathMatcher( [ "/group/plane" ] ) ) self.assertEqual( len( tool.selection() ), 1 ) self.assertEqual( tool.selection()[0].path(), "/group/plane" ) self.assertEqual( tool.selection()[0].context(), view.getContext() ) self.assertTrue( tool.selection()[0].upstreamScene().isSame( script["plane"]["out"] ) ) self.assertEqual( tool.selection()[0].upstreamPath(), "/plane" ) self.assertTrue( tool.selection()[0].editTarget().isSame( script["plane"]["transform"] ) ) self.assertEqual( tool.selection()[0].transformSpace(), imath.M44f() ) self.assertEqual( tool.selection()[0].warning(), "" ) GafferSceneUI.ContextAlgo.setSelectedPaths( view.getContext(), IECore.PathMatcher( [ "/group" ] ) ) self.assertEqual( tool.selection()[0].path(), "/group" ) self.assertEqual( tool.selection()[0].context(), view.getContext() ) self.assertTrue( tool.selection()[0].upstreamScene().isSame( script["group"]["out"] ) ) self.assertEqual( tool.selection()[0].upstreamPath(), "/group" ) self.assertTrue( tool.selection()[0].editTarget().isSame( script["group"]["transform"] ) ) self.assertEqual( tool.selection()[0].transformSpace(), imath.M44f() ) self.assertEqual( tool.selection()[0].warning(), "" ) script["transformFilter"]["paths"].setValue( IECore.StringVectorData( [ "/group" ] ) ) self.assertTrue( tool.selection()[0].editTarget().isSame( script["transform"]["transform"] ) ) self.assertEqual( tool.selection()[0].warning(), "" ) script["transformFilter"]["enabled"].setValue( False ) self.assertTrue( tool.selection()[0].editTarget().isSame( script["group"]["transform"] ) ) self.assertEqual( tool.selection()[0].warning(), "" ) script["transformFilter"]["enabled"].setValue( True ) self.assertEqual( tool.selection()[0].path(), "/group" ) self.assertEqual( tool.selection()[0].context(), view.getContext() ) self.assertTrue( tool.selection()[0].upstreamScene().isSame( script["transform"]["out"] ) ) self.assertEqual( tool.selection()[0].upstreamPath(), "/group" ) self.assertTrue( tool.selection()[0].editTarget().isSame( script["transform"]["transform"] ) ) self.assertEqual( tool.selection()[0].transformSpace(), imath.M44f() ) self.assertEqual( tool.selection()[0].warning(), "" ) script["transform"]["enabled"].setValue( False ) self.assertTrue( tool.selection()[0].editTarget().isSame( script["group"]["transform"] ) ) self.assertEqual( tool.selection()[0].warning(), "" )
def testTransformMotion(self):
s = Gaffer.ScriptNode()
s["plane"] = GafferScene.Plane()
s["sphere"] = GafferScene.Sphere()
s["group"] = GafferScene.Group()
s["group"]["in"][0].setInput(s["plane"]["out"])
s["group"]["in"][1].setInput(s["sphere"]["out"])
s["expression"] = Gaffer.Expression()
s["expression"].setExpression(
inspect.cleandoc("""
parent["plane"]["transform"]["translate"]["x"] = context.getFrame()
parent["sphere"]["transform"]["translate"]["y"] = context.getFrame() * 2
parent["group"]["transform"]["translate"]["z"] = context.getFrame() - 1
"""))
s["planeFilter"] = GafferScene.PathFilter()
s["planeFilter"]["paths"].setValue(
IECore.StringVectorData(["/group/plane"]))
s["attributes"] = GafferScene.StandardAttributes()
s["attributes"]["in"].setInput(s["group"]["out"])
s["attributes"]["filter"].setInput(s["planeFilter"]["out"])
s["attributes"]["attributes"]["transformBlur"]["enabled"].setValue(
True)
s["attributes"]["attributes"]["transformBlur"]["value"].setValue(False)
s["options"] = GafferScene.StandardOptions()
s["options"]["in"].setInput(s["attributes"]["out"])
s["options"]["options"]["shutter"]["enabled"].setValue(True)
s["options"]["options"]["transformBlur"]["enabled"].setValue(True)
s["render"] = GafferArnold.ArnoldRender()
s["render"]["in"].setInput(s["options"]["out"])
s["render"]["mode"].setValue(s["render"].Mode.SceneDescriptionMode)
s["render"]["fileName"].setValue(self.temporaryDirectory() +
"/test.ass")
# No motion blur
s["options"]["options"]["transformBlur"]["value"].setValue(False)
s["render"]["task"].execute()
with IECoreArnold.UniverseBlock(writable=True):
arnold.AiASSLoad(self.temporaryDirectory() + "/test.ass")
camera = arnold.AiNodeLookUpByName("gaffer:defaultCamera")
sphere = arnold.AiNodeLookUpByName("/group/sphere")
sphereMotionStart = arnold.AiNodeGetFlt(sphere, "motion_start")
sphereMotionEnd = arnold.AiNodeGetFlt(sphere, "motion_end")
sphereMatrix = arnold.AiNodeGetMatrix(sphere, "matrix")
plane = arnold.AiNodeLookUpByName("/group/plane")
planeMotionStart = arnold.AiNodeGetFlt(plane, "motion_start")
planeMotionEnd = arnold.AiNodeGetFlt(plane, "motion_end")
planeMatrix = arnold.AiNodeGetMatrix(plane, "matrix")
# Motion parameters should be left at default
self.assertEqual(sphereMotionStart, 0)
self.assertEqual(sphereMotionEnd, 1)
self.assertEqual(planeMotionStart, 0)
self.assertEqual(planeMotionEnd, 1)
expectedSphereMatrix = arnold.AiM4Translation(
arnold.AtVector(0, 2, 0))
expectedPlaneMatrix = arnold.AiM4Translation(
arnold.AtVector(1, 0, 0))
self.assertEqual(self.__m44f(sphereMatrix),
self.__m44f(expectedSphereMatrix))
self.assertEqual(self.__m44f(planeMatrix),
self.__m44f(expectedPlaneMatrix))
self.assertEqual(arnold.AiNodeGetFlt(camera, "shutter_start"), 1)
self.assertEqual(arnold.AiNodeGetFlt(camera, "shutter_end"), 1)
# Motion blur
s["options"]["options"]["transformBlur"]["value"].setValue(True)
s["render"]["task"].execute()
with IECoreArnold.UniverseBlock(writable=True):
arnold.AiASSLoad(self.temporaryDirectory() + "/test.ass")
camera = arnold.AiNodeLookUpByName("gaffer:defaultCamera")
sphere = arnold.AiNodeLookUpByName("/group/sphere")
sphereMotionStart = arnold.AiNodeGetFlt(sphere, "motion_start")
sphereMotionEnd = arnold.AiNodeGetFlt(sphere, "motion_end")
sphereMatrices = arnold.AiNodeGetArray(sphere, "matrix")
plane = arnold.AiNodeLookUpByName("/group/plane")
planeMotionStart = arnold.AiNodeGetFlt(plane, "motion_start")
planeMotionEnd = arnold.AiNodeGetFlt(plane, "motion_end")
planeMatrices = arnold.AiNodeGetArray(plane, "matrix")
self.assertEqual(sphereMotionStart, 0.75)
self.assertEqual(sphereMotionEnd, 1.25)
self.assertEqual(
arnold.AiArrayGetNumElements(sphereMatrices.contents), 1)
self.assertEqual(arnold.AiArrayGetNumKeys(sphereMatrices.contents),
2)
self.assertEqual(planeMotionStart, 0.75)
self.assertEqual(planeMotionEnd, 1.25)
self.assertEqual(
arnold.AiArrayGetNumElements(planeMatrices.contents), 1)
self.assertEqual(arnold.AiArrayGetNumKeys(planeMatrices.contents),
2)
for i in range(0, 2):
frame = 0.75 + 0.5 * i
sphereMatrix = arnold.AiArrayGetMtx(sphereMatrices, i)
expectedSphereMatrix = arnold.AiM4Translation(
arnold.AtVector(0, frame * 2, frame - 1))
planeMatrix = arnold.AiArrayGetMtx(planeMatrices, i)
expectedPlaneMatrix = arnold.AiM4Translation(
arnold.AtVector(1, 0, frame - 1))
self.assertEqual(self.__m44f(sphereMatrix),
self.__m44f(expectedSphereMatrix))
self.assertEqual(self.__m44f(planeMatrix),
self.__m44f(expectedPlaneMatrix))
self.assertEqual(arnold.AiNodeGetFlt(camera, "shutter_start"),
0.75)
self.assertEqual(arnold.AiNodeGetFlt(camera, "shutter_end"), 1.25)
# Motion blur on, but sampleMotion off
s["options"]["options"]["sampleMotion"]["enabled"].setValue(True)
s["options"]["options"]["sampleMotion"]["value"].setValue(False)
s["render"]["task"].execute()
with IECoreArnold.UniverseBlock(writable=True):
arnold.AiASSLoad(self.temporaryDirectory() + "/test.ass")
camera = arnold.AiNodeLookUpByName("gaffer:defaultCamera")
sphere = arnold.AiNodeLookUpByName("/group/sphere")
sphereMotionStart = arnold.AiNodeGetFlt(sphere, "motion_start")
sphereMotionEnd = arnold.AiNodeGetFlt(sphere, "motion_end")
sphereMatrices = arnold.AiNodeGetArray(sphere, "matrix")
plane = arnold.AiNodeLookUpByName("/group/plane")
planeMotionStart = arnold.AiNodeGetFlt(plane, "motion_start")
planeMotionEnd = arnold.AiNodeGetFlt(plane, "motion_end")
planeMatrices = arnold.AiNodeGetArray(plane, "matrix")
self.assertEqual(sphereMotionStart, 0.75)
self.assertEqual(sphereMotionEnd, 1.25)
self.assertEqual(
arnold.AiArrayGetNumElements(sphereMatrices.contents), 1)
self.assertEqual(arnold.AiArrayGetNumKeys(sphereMatrices.contents),
2)
self.assertEqual(planeMotionStart, 0.75)
self.assertEqual(planeMotionEnd, 1.25)
self.assertEqual(
arnold.AiArrayGetNumElements(planeMatrices.contents), 1)
self.assertEqual(arnold.AiArrayGetNumKeys(planeMatrices.contents),
2)
for i in range(0, 2):
frame = 0.75 + 0.5 * i
sphereMatrix = arnold.AiArrayGetMtx(sphereMatrices, i)
expectedSphereMatrix = arnold.AiM4Translation(
arnold.AtVector(0, frame * 2, frame - 1))
planeMatrix = arnold.AiArrayGetMtx(planeMatrices, i)
expectedPlaneMatrix = arnold.AiM4Translation(
arnold.AtVector(1, 0, frame - 1))
self.assertEqual(self.__m44f(sphereMatrix),
self.__m44f(expectedSphereMatrix))
self.assertEqual(self.__m44f(planeMatrix),
self.__m44f(expectedPlaneMatrix))
self.assertEqual(arnold.AiNodeGetFlt(camera, "shutter_start"),
0.75)
self.assertEqual(arnold.AiNodeGetFlt(camera, "shutter_end"), 0.75)
def testInAndContaining(self):
# /group
# /sphere
# /group
# /sphere
# /sphere1
# /sphere
sphere = GafferScene.Sphere()
sphere["sets"].setValue("indubitablyASet containingThings")
group = GafferScene.Group()
group["in"][0].setInput(sphere["out"])
group["in"][0].setInput(sphere["out"])
group2 = GafferScene.Group()
group2["in"][0].setInput(sphere["out"])
group2["in"][1].setInput(group["out"])
parent = GafferScene.Parent()
parent["in"].setInput(group2["out"])
parent["child"].setInput(sphere["out"])
setA = GafferScene.Set()
setA["in"].setInput(parent["out"])
setA["name"].setValue("A")
setA["paths"].setValue(IECore.StringVectorData([
"/group/group",
]))
setB = GafferScene.Set()
setB["in"].setInput(setA["out"])
setB["name"].setValue("B")
setB["paths"].setValue(
IECore.StringVectorData([
"/group/group/sphere",
"/group/sphere",
]))
self.assertSceneValid(setB["out"])
# Test basic operation of `in`
self.assertCorrectEvaluation(setB["out"], "A in B", [])
self.assertCorrectEvaluation(setB["out"], "A in A",
setA["paths"].getValue())
self.assertCorrectEvaluation(setB["out"], "B in A",
["/group/group/sphere"])
self.assertCorrectEvaluation(setB["out"], "B in B",
setB["paths"].getValue())
self.assertCorrectEvaluation(setB["out"],
"/group/group/sphere in /group",
["/group/group/sphere"])
self.assertCorrectEvaluation(setB["out"], "B in /group/group",
["/group/group/sphere"])
self.assertCorrectEvaluation(setB["out"],
"B in ( /group/group /somewhereElse )",
["/group/group/sphere"])
# Test basic operation of `containing`
self.assertCorrectEvaluation(setB["out"], "A containing B",
["/group/group"])
self.assertCorrectEvaluation(setB["out"], "A containing A",
setA["paths"].getValue())
self.assertCorrectEvaluation(setB["out"], "B containing A", [])
self.assertCorrectEvaluation(setB["out"], "B containing B",
setB["paths"].getValue())
self.assertCorrectEvaluation(setB["out"],
"/group containing /group/sphere",
["/group"])
self.assertCorrectEvaluation(setB["out"],
"A containing /group/group/sphere",
["/group/group"])
# Test various problematic parses
self.assertCorrectEvaluation(setB["out"], "A in (A)",
setA["paths"].getValue())
self.assertCorrectEvaluation(setB["out"], "A in(A)",
setA["paths"].getValue())
self.assertCorrectEvaluation(setB["out"], "(A)in(A)",
setA["paths"].getValue())
self.assertCorrectEvaluation(
setB["out"], "indubitablyASet",
setB["out"].set("indubitablyASet").value.paths())
self.assertCorrectEvaluation(setB["out"], "A in indubitablyASet", [])
self.assertCorrectEvaluation(setB["out"], "B in indubitablyASet",
setB["paths"].getValue())
self.assertCorrectEvaluation(setB["out"], "A in in?*", [])
self.assertCorrectEvaluation(
setB["out"], "containingThings",
setB["out"].set("containingThings").value.paths())
self.assertCorrectEvaluation(setB["out"], "B in containing*",
setB["paths"].getValue())
def test( self ) :
# - groupA
# - groupB
# - sphere
# - cube
# - sphere
sphere = GafferScene.Sphere()
sphere["sets"].setValue( "sphereSet" )
cube = GafferScene.Cube()
cube["sets"].setValue( "cubeSet" )
groupB = GafferScene.Group()
groupB["in"][0].setInput( sphere["out"] )
groupB["in"][1].setInput( sphere["out"] )
groupB["name"].setValue( "groupB" )
groupA = GafferScene.Group()
groupA["in"][0].setInput( groupB["out"] )
groupA["in"][1].setInput( sphere["out"] )
groupA["name"].setValue( "groupA" )
# When there is no filter attached, the node
# should be an exact pass-through.
encapsulate = GafferScene.Encapsulate()
encapsulate["in"].setInput( groupA["out"] )
self.assertSceneHashesEqual( encapsulate["out"], groupA["out"], checks = self.allSceneChecks - { "sets" } )
self.assertScenesEqual( encapsulate["out"], groupA["out"] )
# The same goes if there is a filter but it
# doesn't match anything.
pathFilter = GafferScene.PathFilter()
encapsulate["filter"].setInput( pathFilter["out"] )
self.assertSceneHashesEqual( encapsulate["out"], groupA["out"], checks = self.allSceneChecks - { "sets" } )
self.assertScenesEqual( encapsulate["out"], groupA["out"] )
# Even when the filter does match something, the
# unmatched paths should be unaffected, and the
# globals and set names should be unchanged.
pathFilter["paths"].setValue( IECore.StringVectorData( [ "/groupA/groupB" ] ) )
for path in [ "/", "/groupA", "/groupA/sphere" ] :
self.assertPathHashesEqual( groupA["out"], path, encapsulate["out"], path )
self.assertPathsEqual( groupA["out"], path, encapsulate["out"], path )
for plugName in [ "globals", "setNames" ] :
self.assertEqual( groupA["out"][plugName].hash(), encapsulate["out"][plugName].hash() )
self.assertEqual( groupA["out"][plugName].getValue(), encapsulate["out"][plugName].getValue() )
# And even for matched paths, the attributes, transform
# and bound should be passed through unchanged.
self.assertEqual( groupA["out"].attributesHash( "/groupA/groupB" ), encapsulate["out"].attributesHash( "/groupA/groupB" ) )
self.assertEqual( groupA["out"].attributes( "/groupA/groupB" ), encapsulate["out"].attributes( "/groupA/groupB" ) )
self.assertEqual( groupA["out"].transformHash( "/groupA/groupB" ), encapsulate["out"].transformHash( "/groupA/groupB" ) )
self.assertEqual( groupA["out"].transform( "/groupA/groupB" ), encapsulate["out"].transform( "/groupA/groupB" ) )
self.assertEqual( groupA["out"].boundHash( "/groupA/groupB" ), encapsulate["out"].boundHash( "/groupA/groupB" ) )
self.assertEqual( groupA["out"].bound( "/groupA/groupB" ), encapsulate["out"].bound( "/groupA/groupB" ) )
# But the children should all have been pruned away
# and replaced by an appropriate Capsule.
self.assertEqual( encapsulate["out"].childNames( "/groupA/groupB" ), IECore.InternedStringVectorData() )
capsule = encapsulate["out"].object( "/groupA/groupB" )
self.assertIsInstance( capsule, GafferScene.Capsule )
self.assertEqual( capsule.scene(), groupA["out"] )
self.assertEqual( capsule.root(), "/groupA/groupB" )
self.assertEqual( capsule.bound(), groupA["out"].bound( "/groupA/groupB" ) )
# And the sets should also have been pruned so they
# don't include the objects beneath the capsule.
self.assertEqual( encapsulate["out"].set( "sphereSet" ).value.paths(), [ "/groupA/sphere" ] )
self.assertEqual( encapsulate["out"].set( "cubeSet" ).value.paths(), [] )
def testMoveCoordinateSystem(self):
shader = self.compileShader(
os.path.dirname(__file__) + "/shaders/coordSysDot.sl")
s = Gaffer.ScriptNode()
s["plane"] = GafferScene.Plane()
s["shader"] = GafferRenderMan.RenderManShader()
s["shader"].loadShader(shader)
s["shader"]["parameters"]["coordSys"].setValue(
"/group/coordinateSystem")
s["shaderAssignment"] = GafferScene.ShaderAssignment()
s["shaderAssignment"]["in"].setInput(s["plane"]["out"])
s["shaderAssignment"]["shader"].setInput(s["shader"]["out"])
s["camera"] = GafferScene.Camera()
s["camera"]["transform"]["translate"]["z"].setValue(1)
s["coordSys"] = GafferScene.CoordinateSystem()
s["g"] = GafferScene.Group()
s["g"]["in"][0].setInput(s["shaderAssignment"]["out"])
s["g"]["in"][1].setInput(s["camera"]["out"])
s["g"]["in"][2].setInput(s["coordSys"]["out"])
s["d"] = GafferScene.Outputs()
s["d"].addOutput(
"beauty",
IECore.Display(
"test", "ieDisplay", "rgba", {
"quantize": IECore.FloatVectorData([0, 0, 0, 0]),
"driverType": "ImageDisplayDriver",
"handle": "myLovelyPlane",
}))
s["d"]["in"].setInput(s["g"]["out"])
s["o"] = GafferScene.StandardOptions()
s["o"]["options"]["renderCamera"]["value"].setValue("/group/camera")
s["o"]["options"]["renderCamera"]["enabled"].setValue(True)
s["o"]["in"].setInput(s["d"]["out"])
s["r"] = GafferRenderMan.InteractiveRenderManRender()
s["r"]["in"].setInput(s["o"]["out"])
# start a render, give it time to finish, and check the output
s["r"]["state"].setValue(s["r"].State.Running)
time.sleep(2)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.5),
)
self.assertAlmostEqual(c[1], 1, delta=0.001)
# move the coordinate system, and check the output
s["coordSys"]["transform"]["translate"]["x"].setValue(0.1)
time.sleep(2)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.6, 0.5),
)
self.assertAlmostEqual(c[0], 1)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.6, 0.7),
)
self.assertAlmostEqual(c[0], 0)
# scale the coordinate system to cover everything, and check again
s["coordSys"]["transform"]["scale"].setValue(IECore.V3f(100))
time.sleep(2)
for p in [
IECore.V2f(0.5),
IECore.V2f(0.15),
IECore.V2f(0.85),
]:
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
p,
)
self.assertAlmostEqual(c[0], 1, delta=0.001)
def __init__( self, name = "__CameraSetup" ) :
GafferScene.FilteredSceneProcessor.__init__( self, name )
# Public plugs
self["cameraGroup"] = Gaffer.StringPlug( "cameraGroup", Gaffer.Plug.Direction.In, "__TEXTUREBAKE_CAMERAS" )
self["bakeDirectory"] = Gaffer.StringPlug( "bakeDirectory", Gaffer.Plug.Direction.In, "" )
self["defaultFileName"] = Gaffer.StringPlug( "defaultFileName", Gaffer.Plug.Direction.In, "${bakeDirectory}/<AOV>/<AOV>.<UDIM>.exr" )
self["defaultResolution"] = Gaffer.IntPlug( "defaultResolution", Gaffer.Plug.Direction.In, 512 )
self["uvSet"] = Gaffer.StringPlug( "uvSet", Gaffer.Plug.Direction.In, "uv" )
self["normalOffset"] = Gaffer.FloatPlug( "normalOffset", Gaffer.Plug.Direction.In, 0.1 )
self["aovs"] = Gaffer.StringPlug( "aovs", Gaffer.Plug.Direction.In, "beauty:rgba" )
self["tasks"] = Gaffer.IntPlug( "tasks", Gaffer.Plug.Direction.In, 1 )
self["taskIndex"] = Gaffer.IntPlug( "taskIndex", Gaffer.Plug.Direction.In, 0 )
# Output
self["renderFileList"] = Gaffer.StringVectorDataPlug( "renderFileList", Gaffer.Plug.Direction.Out, defaultValue = IECore.StringVectorData() )
self["renderFileList"].setFlags( Gaffer.Plug.Flags.Serialisable, False )
# Private internal network
self["__udimQuery"] = GafferScene.UDIMQuery()
self["__udimQuery"]["in"].setInput( self["in"] )
self["__udimQuery"]["uvSet"].setInput( self["uvSet"] )
self["__udimQuery"]["attributes"].setValue( "bake:resolution bake:fileName" )
self["__udimQuery"]["filter"].setInput( self["filter"] )
self["__chunkedBakeInfo"] = Gaffer.CompoundObjectPlug( "__chunkedBakeInfo", Gaffer.Plug.Direction.In, IECore.CompoundObject() )
self["__chunkedBakeInfo"].setFlags( Gaffer.Plug.Flags.Serialisable, False )
self["__chunkExpression"] = Gaffer.Expression()
self["__chunkExpression"].setExpression( inspect.cleandoc(
"""
# Locate the next point in the list of files to bake where we can split the list into chunks without
# seperating two files that need to get combined into the same texture
def nextChunkBreak( i, l ):
while i > 0 and i < len( l ) and (
l[i - 1].get("udim") == l[i].get("udim") and
l[i - 1].get("fileName") == l[i].get("fileName") ):
i += 1
return i
rawInfo = parent["__udimQuery"]["out"]
defaultFileName = parent["defaultFileName"]
defaultResolution = parent["defaultResolution"]
listInfo = []
for udim, meshes in rawInfo.items():
for mesh, extraAttributes in meshes.items():
resolution = defaultResolution
if "bake:resolution" in extraAttributes:
resolution = extraAttributes["bake:resolution"].value
fileName = defaultFileName
if "bake:fileName" in extraAttributes:
fileName = extraAttributes["bake:fileName"].value
listInfo.append( { "udim" : int( udim ), "mesh" : mesh, "resolution" : resolution, "fileName" : fileName } )
listInfo.sort( key = lambda i: (i["fileName"], i["udim"] ) )
info = IECore.CompoundObject()
numTasks = parent["tasks"]
taskIndex = parent["taskIndex"]
chunkStart = nextChunkBreak( ( taskIndex * len( listInfo ) ) / numTasks, listInfo )
chunkEnd = nextChunkBreak( ( ( taskIndex + 1 ) * len( listInfo ) ) / numTasks, listInfo )
dupeCount = 0
prevFileName = ""
for i in listInfo[chunkStart:chunkEnd]:
o = IECore.CompoundObject()
o["mesh"] = IECore.StringData( i["mesh"] )
o["udim"] = IECore.IntData( i["udim"] )
o["resolution"] = IECore.IntData( i["resolution"] )
udimStr = str( i["udim"] )
fileName = i["fileName"].replace( "<UDIM>", udimStr )
if fileName == prevFileName:
dupeCount += 1
fileName = fileName + ".layer" + str( dupeCount )
else:
prevFileName = fileName
dupeCount = 0
o["fileName"] = IECore.StringData( fileName )
name = o["mesh"].value.replace( "/", "_" ) + "." + udimStr
info[ name ] = o
parent["__chunkedBakeInfo"] = info
fileList = []
for name, i in info.items():
fileName = i["fileName"].value
for nameAndAov in parent["aovs"].strip( " " ).split( " " ):
fileList.append( i["fileName"].value.replace( "<AOV>", nameAndAov.split(":")[0] ) )
parent["renderFileList"] = IECore.StringVectorData( fileList )
"""
), "python" )
self["__parent"] = GafferScene.Parent()
self["__parent"]["parent"].setValue( "/" )
for c in ['bound', 'transform', 'attributes', 'object', 'childNames', 'setNames', 'set']:
self["__parent"]["in"][c].setInput( self["in"][c] )
self["__outputExpression"] = Gaffer.Expression()
self["__outputExpression"].setExpression( inspect.cleandoc(
"""
import IECoreScene
# Transfer all input globals except for outputs
inGlobals = parent["in"]["globals"]
outGlobals = IECore.CompoundObject()
for key, value in inGlobals.items():
if not key.startswith( "output:" ):
outGlobals[key] = value
# Make our own outputs
info = parent["__chunkedBakeInfo"]
for cameraName, i in info.items():
params = IECore.CompoundData()
fileName = i["fileName"].value
params["camera"] = IECore.StringData( "/" + parent["cameraGroup"] + "/" + cameraName )
for nameAndAov in parent["aovs"].strip( " " ).split( " " ):
tokens = nameAndAov.split( ":" )
if len( tokens ) != 2:
raise RuntimeError( "Invalid bake aov specification: %s It should contain a : between name and data." )
( aovName, aov ) = tokens
aovFileName = fileName.replace( "<AOV>", aovName )
outGlobals["output:" + cameraName + "." + aov] = IECoreScene.Output( aovFileName, "exr", aov + " RGBA", params )
parent["__parent"]["in"]["globals"] = outGlobals
"""
), "python" )
self["__camera"] = GafferScene.Camera()
self["__camera"]["projection"].setValue( "orthographic" )
self["__cameraTweaks"] = GafferScene.CameraTweaks()
self["__cameraTweaks"]["in"].setInput( self["__camera"]["out"] )
self["__cameraTweaks"]["tweaks"]["projection"] = GafferScene.TweakPlug( "projection", "uv_camera" )
self["__cameraTweaks"]["tweaks"]["resolution"] = GafferScene.TweakPlug( "resolution", imath.V2i( 0 ) )
self["__cameraTweaks"]["tweaks"]["u_offset"] = GafferScene.TweakPlug( "u_offset", 0.0 )
self["__cameraTweaks"]["tweaks"]["v_offset"] = GafferScene.TweakPlug( "v_offset", 0.0 )
self["__cameraTweaks"]["tweaks"]["mesh"] = GafferScene.TweakPlug( "mesh", "" )
self["__cameraTweaks"]["tweaks"]["uv_set"] = GafferScene.TweakPlug( "uv_set", "" )
self["__cameraTweaks"]["tweaks"]["extend_edges"] = GafferScene.TweakPlug( "extend_edges", False )
self["__cameraTweaks"]["tweaks"]["offset"] = GafferScene.TweakPlug( "offset", 0.1 )
self["__cameraTweaks"]["tweaks"]["offset"]["value"].setInput( self["normalOffset"] )
self["__cameraTweaksFilter"] = GafferScene.PathFilter()
self["__cameraTweaksFilter"]["paths"].setValue( IECore.StringVectorData( [ '/camera' ] ) )
self["__cameraTweaks"]["filter"].setInput( self["__cameraTweaksFilter"]["out"] )
self["__collectScenes"] = GafferScene.CollectScenes()
self["__collectScenes"]["sourceRoot"].setValue( "/camera" )
self["__collectScenes"]["rootNameVariable"].setValue( "collect:cameraName" )
self["__collectScenes"]["in"].setInput( self["__cameraTweaks"]["out"] )
self["__group"] = GafferScene.Group()
self["__group"]["in"][0].setInput( self["__collectScenes"]["out"] )
self["__group"]["name"].setInput( self["cameraGroup"] )
self["__parent"]["child"].setInput( self["__group"]["out"] )
self["__collectSceneRootsExpression"] = Gaffer.Expression()
self["__collectSceneRootsExpression"].setExpression( inspect.cleandoc(
"""
info = parent["__chunkedBakeInfo"]
parent["__collectScenes"]["rootNames"] = IECore.StringVectorData( info.keys() )
"""
), "python" )
self["__cameraSetupExpression"] = Gaffer.Expression()
self["__cameraSetupExpression"].setExpression( inspect.cleandoc(
"""
cameraName = context["collect:cameraName"]
info = parent["__chunkedBakeInfo"]
i = info[cameraName]
udimOffset = i["udim"].value - 1001
parent["__cameraTweaks"]["tweaks"]["resolution"]["value"] = imath.V2i( i["resolution"].value )
parent["__cameraTweaks"]["tweaks"]["u_offset"]["value"] = -( udimOffset % 10 )
parent["__cameraTweaks"]["tweaks"]["v_offset"]["value"] = -( udimOffset / 10 )
parent["__cameraTweaks"]["tweaks"]["mesh"]["value"] = i["mesh"].value
parent["__cameraTweaks"]["tweaks"]["uv_set"]["value"] = parent["uvSet"] if parent["uvSet"] != "uv" else ""
"""
), "python" )
self["out"].setFlags( Gaffer.Plug.Flags.Serialisable, False )
self["out"].setInput( self["__parent"]["out"] )
def testLights(self):
s = Gaffer.ScriptNode()
s["l"] = GafferRenderMan.RenderManLight()
s["l"].loadShader("pointlight")
s["l"]["parameters"]["lightcolor"].setValue(
IECore.Color3f(1, 0.5, 0.25))
s["l"]["transform"]["translate"]["z"].setValue(1)
s["p"] = GafferScene.Plane()
s["c"] = GafferScene.Camera()
s["c"]["transform"]["translate"]["z"].setValue(1)
s["g"] = GafferScene.Group()
s["g"]["in"][0].setInput(s["l"]["out"])
s["g"]["in"][1].setInput(s["p"]["out"])
s["g"]["in"][2].setInput(s["c"]["out"])
s["s"] = GafferRenderMan.RenderManShader()
s["s"].loadShader("matte")
s["a"] = GafferScene.ShaderAssignment()
s["a"]["in"].setInput(s["g"]["out"])
s["a"]["shader"].setInput(s["s"]["out"])
s["d"] = GafferScene.Outputs()
s["d"].addOutput(
"beauty",
IECore.Display(
"test", "ieDisplay", "rgba", {
"quantize": IECore.FloatVectorData([0, 0, 0, 0]),
"driverType": "ImageDisplayDriver",
"handle": "myLovelyPlane",
}))
s["d"]["in"].setInput(s["a"]["out"])
s["o"] = GafferScene.StandardOptions()
s["o"]["options"]["renderCamera"]["value"].setValue("/group/camera")
s["o"]["options"]["renderCamera"]["enabled"].setValue(True)
s["o"]["in"].setInput(s["d"]["out"])
s["r"] = GafferRenderMan.InteractiveRenderManRender()
s["r"]["in"].setInput(s["o"]["out"])
# start a render, give it time to finish, and check the output
s["r"]["state"].setValue(s["r"].State.Running)
time.sleep(2)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.5),
)
self.assertEqual(c / c[0], IECore.Color3f(1, 0.5, 0.25))
# adjust a parameter, give it time to update, and check the output
s["l"]["parameters"]["lightcolor"].setValue(
IECore.Color3f(0.25, 0.5, 1))
time.sleep(1)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.5),
)
self.assertEqual(c / c[2], IECore.Color3f(0.25, 0.5, 1))
# pause it, adjust a parameter, wait, and check that nothing changed
s["r"]["state"].setValue(s["r"].State.Paused)
s["l"]["parameters"]["lightcolor"].setValue(
IECore.Color3f(1, 0.5, 0.25))
time.sleep(1)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.5),
)
self.assertEqual(c / c[2], IECore.Color3f(0.25, 0.5, 1))
# unpause it, wait, and check that the update happened
s["r"]["state"].setValue(s["r"].State.Running)
time.sleep(1)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.5),
)
self.assertEqual(c / c[0], IECore.Color3f(1, 0.5, 0.25))
# turn off light updates, adjust a parameter, wait, and check nothing happened
s["r"]["updateLights"].setValue(False)
s["l"]["parameters"]["lightcolor"].setValue(
IECore.Color3f(0.25, 0.5, 1))
time.sleep(1)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.5),
)
self.assertEqual(c / c[0], IECore.Color3f(1, 0.5, 0.25))
# turn light updates back on and check that it updates
s["r"]["updateLights"].setValue(True)
time.sleep(1)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.5),
)
self.assertEqual(c / c[2], IECore.Color3f(0.25, 0.5, 1))
# stop the render, tweak a parameter and check that nothing happened
s["r"]["state"].setValue(s["r"].State.Stopped)
s["l"]["parameters"]["lightcolor"].setValue(
IECore.Color3f(1, 0.5, 0.25))
time.sleep(1)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.5),
)
self.assertEqual(c / c[2], IECore.Color3f(0.25, 0.5, 1))
def testMoveCamera(self):
s = Gaffer.ScriptNode()
s["p"] = GafferScene.Plane()
s["c"] = GafferScene.Camera()
s["c"]["transform"]["translate"]["z"].setValue(1)
s["g"] = GafferScene.Group()
s["g"]["in"][0].setInput(s["p"]["out"])
s["g"]["in"][1].setInput(s["c"]["out"])
s["d"] = GafferScene.Outputs()
s["d"].addOutput(
"beauty",
IECore.Display(
"test", "ieDisplay", "rgba", {
"quantize": IECore.FloatVectorData([0, 0, 0, 0]),
"driverType": "ImageDisplayDriver",
"handle": "myLovelyPlane",
}))
s["d"]["in"].setInput(s["g"]["out"])
s["o"] = GafferScene.StandardOptions()
s["o"]["options"]["renderCamera"]["value"].setValue("/group/camera")
s["o"]["options"]["renderCamera"]["enabled"].setValue(True)
s["o"]["in"].setInput(s["d"]["out"])
s["r"] = GafferRenderMan.InteractiveRenderManRender()
s["r"]["in"].setInput(s["o"]["out"])
# start a render, give it time to finish, and check the output
s["r"]["state"].setValue(s["r"].State.Running)
time.sleep(2)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.5),
)
self.assertAlmostEqual(c[1], 1, delta=0.001)
# move the camera so it can't see the plane, and check the output
s["c"]["transform"]["translate"]["x"].setValue(2)
time.sleep(2)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.5),
)
self.assertAlmostEqual(c[0], 0)
# move the camera back and recheck
s["c"]["transform"]["translate"]["x"].setValue(0)
time.sleep(2)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.5),
)
self.assertAlmostEqual(c[1], 1, delta=0.001)
def testHideLight(self):
s = Gaffer.ScriptNode()
s["l"] = GafferRenderMan.RenderManLight()
s["l"].loadShader("pointlight")
s["l"]["transform"]["translate"]["z"].setValue(1)
s["v"] = GafferScene.StandardAttributes()
s["v"]["attributes"]["visibility"]["enabled"].setValue(True)
s["v"]["in"].setInput(s["l"]["out"])
s["p"] = GafferScene.Plane()
s["c"] = GafferScene.Camera()
s["c"]["transform"]["translate"]["z"].setValue(1)
s["g"] = GafferScene.Group()
s["g"]["in"][0].setInput(s["v"]["out"])
s["g"]["in"][1].setInput(s["p"]["out"])
s["g"]["in"][2].setInput(s["c"]["out"])
s["s"] = GafferRenderMan.RenderManShader()
s["s"].loadShader("matte")
s["a"] = GafferScene.ShaderAssignment()
s["a"]["in"].setInput(s["g"]["out"])
s["a"]["shader"].setInput(s["s"]["out"])
s["d"] = GafferScene.Outputs()
s["d"].addOutput(
"beauty",
IECore.Display(
"test", "ieDisplay", "rgba", {
"quantize": IECore.FloatVectorData([0, 0, 0, 0]),
"driverType": "ImageDisplayDriver",
"handle": "myLovelyPlane",
}))
s["d"]["in"].setInput(s["a"]["out"])
s["o"] = GafferScene.StandardOptions()
s["o"]["options"]["renderCamera"]["value"].setValue("/group/camera")
s["o"]["options"]["renderCamera"]["enabled"].setValue(True)
s["o"]["in"].setInput(s["d"]["out"])
s["r"] = GafferRenderMan.InteractiveRenderManRender()
s["r"]["in"].setInput(s["o"]["out"])
# start a render, give it time to finish, and check the output
s["r"]["state"].setValue(s["r"].State.Running)
time.sleep(2)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.5),
)
self.assertNotEqual(c[0], 0.0)
# remove the light by hiding it
s["v"]["attributes"]["visibility"]["value"].setValue(False)
time.sleep(2)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.5),
)
self.assertEqual(c[0], 0.0)
# put the light back by showing it
s["v"]["attributes"]["visibility"]["value"].setValue(True)
time.sleep(2)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.5),
)
self.assertNotEqual(c[0], 0.0)
def testAddLight(self):
s = Gaffer.ScriptNode()
s["l"] = GafferRenderMan.RenderManLight()
s["l"].loadShader("pointlight")
s["l"]["parameters"]["lightcolor"].setValue(IECore.Color3f(1, 0, 0))
s["l"]["transform"]["translate"]["z"].setValue(1)
s["p"] = GafferScene.Plane()
s["c"] = GafferScene.Camera()
s["c"]["transform"]["translate"]["z"].setValue(1)
s["g"] = GafferScene.Group()
s["g"]["in"][0].setInput(s["l"]["out"])
s["g"]["in"][1].setInput(s["p"]["out"])
s["g"]["in"][2].setInput(s["c"]["out"])
s["s"] = GafferRenderMan.RenderManShader()
s["s"].loadShader("matte")
s["a"] = GafferScene.ShaderAssignment()
s["a"]["in"].setInput(s["g"]["out"])
s["a"]["shader"].setInput(s["s"]["out"])
s["d"] = GafferScene.Outputs()
s["d"].addOutput(
"beauty",
IECore.Display(
"test", "ieDisplay", "rgba", {
"quantize": IECore.FloatVectorData([0, 0, 0, 0]),
"driverType": "ImageDisplayDriver",
"handle": "myLovelyPlane",
}))
s["d"]["in"].setInput(s["a"]["out"])
s["o"] = GafferScene.StandardOptions()
s["o"]["options"]["renderCamera"]["value"].setValue("/group/camera")
s["o"]["options"]["renderCamera"]["enabled"].setValue(True)
s["o"]["in"].setInput(s["d"]["out"])
s["r"] = GafferRenderMan.InteractiveRenderManRender()
s["r"]["in"].setInput(s["o"]["out"])
# start a render, give it time to finish, and check the output
s["r"]["state"].setValue(s["r"].State.Running)
time.sleep(2)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.5),
)
self.assertEqual(c / c[0], IECore.Color3f(1, 0, 0))
# add a light
s["l2"] = GafferRenderMan.RenderManLight()
s["l2"].loadShader("pointlight")
s["l2"]["parameters"]["lightcolor"].setValue(IECore.Color3f(0, 1, 0))
s["l2"]["transform"]["translate"]["z"].setValue(1)
s["g"]["in"][3].setInput(s["l2"]["out"])
# give it time to update, and check the output
time.sleep(1)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlane"),
IECore.V2f(0.5),
)
self.assertEqual(c / c[0], IECore.Color3f(1, 1, 0))
def testScopesDontLeak(self):
s = Gaffer.ScriptNode()
s["p"] = GafferScene.Plane()
s["p"]["transform"]["translate"].setValue(IECore.V3f(-0.6, -0.1, 0))
s["p1"] = GafferScene.Plane()
s["p1"]["transform"]["translate"].setValue(IECore.V3f(0.6, 0.1, 0))
s["c"] = GafferScene.Camera()
s["c"]["transform"]["translate"]["z"].setValue(2)
s["g"] = GafferScene.Group()
s["g"]["in"][0].setInput(s["p"]["out"])
s["g"]["in"][1].setInput(s["p1"]["out"])
s["g"]["in"][2].setInput(s["c"]["out"])
s["s"] = GafferRenderMan.RenderManShader()
s["s"].loadShader(
self.compileShader(os.path.dirname(__file__) + "/shaders/flat.sl"))
s["s"]["parameters"]["c"].setValue(IECore.Color3f(1, 0, 0))
s["f"] = GafferScene.PathFilter()
s["f"]["paths"].setValue(IECore.StringVectorData(["/group/plane"]))
s["a"] = GafferScene.ShaderAssignment()
s["a"]["in"].setInput(s["g"]["out"])
s["a"]["shader"].setInput(s["s"]["out"])
s["a"]["filter"].setInput(s["f"]["out"])
s["d"] = GafferScene.Outputs()
s["d"].addOutput(
"beauty",
IECore.Display(
"test", "ieDisplay", "rgba", {
"quantize": IECore.FloatVectorData([0, 0, 0, 0]),
"driverType": "ImageDisplayDriver",
"handle": "myLovelyPlanes",
}))
s["d"]["in"].setInput(s["a"]["out"])
s["o"] = GafferScene.StandardOptions()
s["o"]["options"]["renderCamera"]["value"].setValue("/group/camera")
s["o"]["options"]["renderCamera"]["enabled"].setValue(True)
s["o"]["options"]["renderResolution"]["value"].setValue(
IECore.V2i(512))
s["o"]["options"]["renderResolution"]["enabled"].setValue(True)
s["o"]["in"].setInput(s["d"]["out"])
s["r"] = GafferRenderMan.InteractiveRenderManRender()
s["r"]["in"].setInput(s["o"]["out"])
# start a render, give it time to finish, and check the output.
# we should have a red plane on the left, and a facing ratio
# shaded plane on the right, because we attached no shader to the
# second plane.
s["r"]["state"].setValue(s["r"].State.Running)
time.sleep(2)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlanes"),
IECore.V2f(0.25, 0.5),
)
self.assertEqual(c, IECore.Color3f(1, 0, 0))
c1 = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlanes"),
IECore.V2f(0.75, 0.5),
)
self.assertTrue(c1[0] > 0.9)
self.assertEqual(c1[0], c1[1])
self.assertEqual(c1[0], c1[2])
# adjust a shader parameter, wait, and check that the plane
# on the left changed. check that the plane on the right didn't
# change at all.
s["s"]["parameters"]["c"].setValue(IECore.Color3f(0, 1, 0))
time.sleep(2)
c = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlanes"),
IECore.V2f(0.25, 0.5),
)
self.assertEqual(c, IECore.Color3f(0, 1, 0))
c1 = self.__colorAtUV(
IECore.ImageDisplayDriver.storedImage("myLovelyPlanes"),
IECore.V2f(0.75, 0.5),
)
self.assertTrue(c1[0] > 0.9)
self.assertEqual(c1[0], c1[1])
self.assertEqual(c1[0], c1[2])
def testTransformMotion( self ) : s = Gaffer.ScriptNode() s["plane"] = GafferScene.Plane() s["sphere"] = GafferScene.Sphere() s["group"] = GafferScene.Group() s["group"]["in"][0].setInput( s["plane"]["out"] ) s["group"]["in"][1].setInput( s["sphere"]["out"] ) s["expression"] = Gaffer.Expression() s["expression"].setExpression( inspect.cleandoc( """ parent["plane"]["transform"]["translate"]["x"] = context.getFrame() parent["sphere"]["transform"]["translate"]["y"] = context.getFrame() * 2 parent["group"]["transform"]["translate"]["z"] = context.getFrame() - 1 """ ) ) s["planeFilter"] = GafferScene.PathFilter() s["planeFilter"]["paths"].setValue( IECore.StringVectorData( [ "/group/plane" ] ) ) s["attributes"] = GafferScene.StandardAttributes() s["attributes"]["in"].setInput( s["group"]["out"] ) s["attributes"]["filter"].setInput( s["planeFilter"]["out"] ) s["attributes"]["attributes"]["transformBlur"]["enabled"].setValue( True ) s["attributes"]["attributes"]["transformBlur"]["value"].setValue( False ) s["options"] = GafferScene.StandardOptions() s["options"]["in"].setInput( s["attributes"]["out"] ) s["options"]["options"]["transformBlur"]["enabled"].setValue( True ) s["render"] = GafferArnold.ArnoldRender() s["render"]["in"].setInput( s["options"]["out"] ) s["render"]["mode"].setValue( s["render"].Mode.SceneDescriptionMode ) s["render"]["fileName"].setValue( self.temporaryDirectory() + "/test.ass" ) # No motion blur s["options"]["options"]["transformBlur"]["value"].setValue( False ) s["render"]["task"].execute() with IECoreArnold.UniverseBlock() : arnold.AiASSLoad( self.temporaryDirectory() + "/test.ass" ) sphere = arnold.AiNodeLookUpByName( "/group/sphere" ) sphereTimes = arnold.AiNodeGetArray( sphere, "transform_time_samples" ) sphereMatrix = arnold.AtMatrix() arnold.AiNodeGetMatrix( sphere, "matrix", sphereMatrix ) plane = arnold.AiNodeLookUpByName( "/group/plane" ) planeTimes = arnold.AiNodeGetArray( plane, "transform_time_samples" ) planeMatrix = arnold.AtMatrix() arnold.AiNodeGetMatrix( plane, "matrix", planeMatrix ) expectedSphereMatrix = arnold.AtMatrix() arnold.AiM4Translation( expectedSphereMatrix, arnold.AtVector( 0, 2, 0 ) ) expectedPlaneMatrix = arnold.AtMatrix() arnold.AiM4Translation( expectedPlaneMatrix, arnold.AtVector( 1, 0, 0 ) ) self.__assertStructsEqual( sphereMatrix, expectedSphereMatrix ) self.__assertStructsEqual( planeMatrix, expectedPlaneMatrix ) # Motion blur s["options"]["options"]["transformBlur"]["value"].setValue( True ) s["render"]["task"].execute() with IECoreArnold.UniverseBlock() : arnold.AiASSLoad( self.temporaryDirectory() + "/test.ass" ) sphere = arnold.AiNodeLookUpByName( "/group/sphere" ) sphereTimes = arnold.AiNodeGetArray( sphere, "transform_time_samples" ) sphereMatrices = arnold.AiNodeGetArray( sphere, "matrix" ) plane = arnold.AiNodeLookUpByName( "/group/plane" ) planeTimes = arnold.AiNodeGetArray( plane, "transform_time_samples" ) planeMatrices = arnold.AiNodeGetArray( plane, "matrix" ) self.assertEqual( sphereTimes.contents.nelements, 2 ) self.assertEqual( sphereTimes.contents.nkeys, 1 ) self.assertEqual( sphereMatrices.contents.nelements, 1 ) self.assertEqual( sphereMatrices.contents.nkeys, 2 ) self.assertEqual( planeTimes.contents.nelements, 2 ) self.assertEqual( planeTimes.contents.nkeys, 1 ) self.assertEqual( planeMatrices.contents.nelements, 1 ) self.assertEqual( planeMatrices.contents.nkeys, 2 ) for i in range( 0, 2 ) : frame = 0.75 + 0.5 * i self.assertEqual( arnold.AiArrayGetFlt( sphereTimes, i ), frame ) self.assertEqual( arnold.AiArrayGetFlt( planeTimes, i ), frame ) sphereMatrix = arnold.AtMatrix() arnold.AiArrayGetMtx( sphereMatrices, i, sphereMatrix ) expectedSphereMatrix = arnold.AtMatrix() arnold.AiM4Translation( expectedSphereMatrix, arnold.AtVector( 0, frame * 2, frame - 1 ) ) planeMatrix = arnold.AtMatrix() arnold.AiArrayGetMtx( planeMatrices, i, planeMatrix ) expectedPlaneMatrix = arnold.AtMatrix() arnold.AiM4Translation( expectedPlaneMatrix, arnold.AtVector( 1, 0, frame - 1 ) ) self.__assertStructsEqual( sphereMatrix, expectedSphereMatrix ) self.__assertStructsEqual( planeMatrix, expectedPlaneMatrix )
def testDestination(self):
# /group
# /sphere1
# /sphere2
script = Gaffer.ScriptNode()
script["sphere1"] = GafferScene.Sphere()
script["sphere1"]["name"].setValue("sphere1")
script["sphere1"]["transform"]["translate"]["x"].setValue(1)
script["sphere2"] = GafferScene.Sphere()
script["sphere2"]["name"].setValue("sphere2")
script["sphere2"]["transform"]["translate"]["x"].setValue(2)
script["group"] = GafferScene.Group()
script["group"]["in"][0].setInput(script["sphere1"]["out"])
script["group"]["in"][1].setInput(script["sphere2"]["out"])
# "Parenting" a cube to each sphere, but putting the results at
# the root of the scene. Using an expression to vary the dimensions
# and sets of each cube.
script["spheresFilter"] = GafferScene.PathFilter()
script["spheresFilter"]["paths"].setValue(
IECore.StringVectorData(["/group/sphere*"]))
script["cube"] = GafferScene.Cube()
script["expression"] = Gaffer.Expression()
script["expression"].setExpression(
inspect.cleandoc("""
first = context.get( "parent", "" ) == "/group/sphere1"
parent["cube"]["sets"] = "set1" if first else "set2"
parent["cube"]["dimensions"]["x"] = 1 if first else 2
"""))
script["parent"] = GafferScene.Parent()
script["parent"]["in"].setInput(script["group"]["out"])
script["parent"]["children"][0].setInput(script["cube"]["out"])
script["parent"]["filter"].setInput(script["spheresFilter"]["out"])
script["parent"]["parentVariable"].setValue("parent")
script["parent"]["destination"].setValue("${scene:path}/../..")
self.assertSceneValid(script["parent"]["out"])
# Because two cubes are being added below one location, the second will
# have a numeric suffix to keep it unique from the other. It's ambiguous
# as to which one should be the second, so we define it by sorting them
# based on their original parent.
self.assertEqual(
script["parent"]["out"].childNames("/"),
IECore.InternedStringVectorData(["group", "cube", "cube1"]))
self.assertEqual(
script["parent"]["out"].object("/cube").bound().size().x, 1)
self.assertEqual(
script["parent"]["out"].object("/cube1").bound().size().x, 2)
self.assertEqual(
script["parent"]["out"].childNames("/group"),
IECore.InternedStringVectorData(["sphere1", "sphere2"]))
self.assertEqual(script["parent"]["out"].childNames("/cube"),
IECore.InternedStringVectorData())
self.assertEqual(script["parent"]["out"].childNames("/cube1"),
IECore.InternedStringVectorData())
# The contents of the sets should reflect the same sorting and uniquefying.
self.assertEqual(script["parent"]["out"].setNames(),
IECore.InternedStringVectorData(["set1", "set2"]))
self.assertEqual(script["parent"]["out"].set("set1").value,
IECore.PathMatcher(["/cube"]))
self.assertEqual(script["parent"]["out"].set("set2").value,
IECore.PathMatcher(["/cube1"]))
# We want the cubes to be positioned as if they were parented below the spheres.
self.assertEqual(
script["parent"]["out"].fullTransform("/cube"),
script["parent"]["in"].fullTransform("/group/sphere1"))
self.assertEqual(
script["parent"]["out"].fullTransform("/cube1"),
script["parent"]["in"].fullTransform("/group/sphere2"))
# And if we move the cubes to a different location, we want all that to apply still.
script["parent"]["destination"].setValue("/group")
self.assertSceneValid(script["parent"]["out"])
self.assertEqual(script["parent"]["out"].childNames("/"),
IECore.InternedStringVectorData(["group"]))
self.assertEqual(
script["parent"]["out"].childNames("/group"),
IECore.InternedStringVectorData(
["sphere1", "sphere2", "cube", "cube1"]))
self.assertEqual(
script["parent"]["out"].object("/group/cube").bound().size().x, 1)
self.assertEqual(
script["parent"]["out"].object("/group/cube1").bound().size().x, 2)
self.assertEqual(script["parent"]["out"].childNames("/group/cube"),
IECore.InternedStringVectorData())
self.assertEqual(script["parent"]["out"].childNames("/group/cube1"),
IECore.InternedStringVectorData())
self.assertEqual(script["parent"]["out"].setNames(),
IECore.InternedStringVectorData(["set1", "set2"]))
self.assertEqual(script["parent"]["out"].set("set1").value,
IECore.PathMatcher(["/group/cube"]))
self.assertEqual(script["parent"]["out"].set("set2").value,
IECore.PathMatcher(["/group/cube1"]))
self.assertEqual(
script["parent"]["out"].fullTransform("/group/cube"),
script["parent"]["in"].fullTransform("/group/sphere1"))
self.assertEqual(
script["parent"]["out"].fullTransform("/group/cube1"),
script["parent"]["in"].fullTransform("/group/sphere2"))
def testWildcardInSetName(self):
sphereA = GafferScene.Sphere("SphereA")
sphereA["sets"].setValue('sphereA')
sphereA["name"].setValue('sphereA')
sphereB = GafferScene.Sphere("SphereB")
sphereB["sets"].setValue('sphereB')
sphereB["name"].setValue('sphereB')
sphereC = GafferScene.Sphere("SphereC")
sphereC["sets"].setValue('sphereC')
sphereC["name"].setValue('sphereC')
sphereC2 = GafferScene.Sphere("SphereC2")
sphereC2["sets"].setValue('sphereC')
sphereC2["name"].setValue('sphereC2')
# sphere that we don't want in the resulting set
undesired = GafferScene.Sphere("undesired")
undesired["sets"].setValue('undesired')
undesired["name"].setValue('undesired')
group = GafferScene.Group("Group")
group["in"][0].setInput(sphereA["out"])
group["in"][1].setInput(sphereB["out"])
group["in"][2].setInput(sphereC["out"])
group["in"][3].setInput(sphereC2["out"])
group["in"][4].setInput(undesired["out"])
oldHash = GafferScene.SetAlgo.setExpressionHash(
"sphere*", group["out"])
# Test different features of StringAlgo.
# Note that '-' is reserved as a SetExpression operator and the
# respective range related feature of StringAlgo isn't supported ("myFoo[A-Z]").
self.assertCorrectEvaluation(group["out"], "sphere*", [
"/group/sphereA", "/group/sphereB", "/group/sphereC",
"/group/sphereC2"
])
self.assertCorrectEvaluation(group["out"], "sphere* | undesired", [
"/group/sphereA", "/group/sphereB", "/group/sphereC",
"/group/sphereC2", "/group/undesired"
])
self.assertCorrectEvaluation(group["out"], "sphere[AB]",
["/group/sphereA", "/group/sphereB"])
self.assertCorrectEvaluation(group["out"], "sphere[!AB]",
["/group/sphereC", "/group/sphereC2"])
self.assertCorrectEvaluation(group["out"], "sphere?", [
"/group/sphereA", "/group/sphereB", "/group/sphereC",
"/group/sphereC2"
])
sphereC2["sets"].setValue('sphere?')
self.assertCorrectEvaluation(group["out"], "sphere\?",
["/group/sphereC2"])
self.assertNotEqual(
oldHash,
GafferScene.SetAlgo.setExpressionHash("sphere*", group["out"]))
def testLightAndShadowLinking(self):
sphere1 = GafferScene.Sphere()
sphere2 = GafferScene.Sphere()
attributes = GafferScene.StandardAttributes()
arnoldAttributes = GafferArnold.ArnoldAttributes()
light1 = GafferArnold.ArnoldLight()
light1.loadShader("point_light")
light2 = GafferArnold.ArnoldLight()
light2.loadShader("point_light")
group = GafferScene.Group()
group["in"].addChild(GafferScene.ScenePlug("in1"))
group["in"].addChild(GafferScene.ScenePlug("in2"))
group["in"].addChild(GafferScene.ScenePlug("in3"))
group["in"].addChild(GafferScene.ScenePlug("in4"))
evaluate = GafferScene.EvaluateLightLinks()
render = GafferArnold.ArnoldRender()
attributes["in"].setInput(sphere1["out"])
arnoldAttributes["in"].setInput(attributes["out"])
group["in"]["in1"].setInput(arnoldAttributes["out"])
group["in"]["in2"].setInput(light1["out"])
group["in"]["in3"].setInput(light2["out"])
group["in"]["in4"].setInput(sphere2["out"])
evaluate["in"].setInput(group["out"])
render["in"].setInput(evaluate["out"])
# Illumination
attributes["attributes"]["linkedLights"]["enabled"].setValue(True)
attributes["attributes"]["linkedLights"]["value"].setValue(
"/group/light /group/light1")
# Shadows
arnoldAttributes["attributes"]["shadowGroup"]["enabled"].setValue(True)
arnoldAttributes["attributes"]["shadowGroup"]["value"].setValue(
"/group/light /group/light1")
# make sure we pass correct data into the renderer
self.assertEqual(
set(render["in"].attributes("/group/sphere")["linkedLights"]),
set(IECore.StringVectorData(["/group/light", "/group/light1"])))
self.assertEqual(
set(render["in"].attributes("/group/sphere")
["ai:visibility:shadow_group"]),
set(IECore.StringVectorData(["/group/light", "/group/light1"])))
render["mode"].setValue(render.Mode.SceneDescriptionMode)
render["fileName"].setValue(self.temporaryDirectory() + "/test.ass")
render["task"].execute()
with IECoreArnold.UniverseBlock(writable=True):
arnold.AiASSLoad(self.temporaryDirectory() + "/test.ass")
# the first sphere had linked lights
sphere = arnold.AiNodeLookUpByName("/group/sphere")
# check illumination
lights = arnold.AiNodeGetArray(sphere, "light_group")
lightNames = []
for i in range(arnold.AiArrayGetNumElements(lights.contents)):
light = arnold.cast(arnold.AiArrayGetPtr(lights, i),
arnold.POINTER(arnold.AtNode))
lightNames.append(arnold.AiNodeGetName(light.contents))
doLinking = arnold.AiNodeGetBool(sphere, "use_light_group")
self.assertEqual(set(lightNames),
{"light:/group/light", "light:/group/light1"})
self.assertEqual(doLinking, True)
# check shadows
shadows = arnold.AiNodeGetArray(sphere, "shadow_group")
lightNames = []
for i in range(arnold.AiArrayGetNumElements(shadows.contents)):
light = arnold.cast(arnold.AiArrayGetPtr(shadows, i),
arnold.POINTER(arnold.AtNode))
lightNames.append(arnold.AiNodeGetName(light.contents))
doLinking = arnold.AiNodeGetBool(sphere, "use_shadow_group")
self.assertEqual(set(lightNames),
{"light:/group/light", "light:/group/light1"})
self.assertEqual(doLinking, True)
# the second sphere does not have any light linking enabled
sphere1 = arnold.AiNodeLookUpByName("/group/sphere1")
# check illumination
lights = arnold.AiNodeGetArray(sphere1, "light_group")
lightNames = []
for i in range(arnold.AiArrayGetNumElements(lights.contents)):
light = arnold.cast(arnold.AiArrayGetPtr(lights, i),
arnold.POINTER(arnold.AtNode))
lightNames.append(arnold.AiNodeGetName(light.contents))
doLinking = arnold.AiNodeGetBool(sphere1, "use_light_group")
self.assertEqual(lightNames, [])
self.assertEqual(doLinking, False)
# check shadows
shadows = arnold.AiNodeGetArray(sphere1, "shadow_group")
lightNames = []
for i in range(arnold.AiArrayGetNumElements(shadows.contents)):
light = arnold.cast(arnold.AiArrayGetPtr(shadows, i),
arnold.POINTER(arnold.AtNode))
lightNames.append(arnold.AiNodeGetName(light.contents))
doLinking = arnold.AiNodeGetBool(sphere1, "use_shadow_group")
self.assertEqual(lightNames, [])
self.assertEqual(doLinking, False)
def test(self):
sphere1 = GafferScene.Sphere("Sphere1")
sphere1["name"].setValue('sphere1')
sphere2 = GafferScene.Sphere("Sphere2")
sphere2["name"].setValue('sphere2')
sphere3 = GafferScene.Sphere("Sphere3")
sphere3["name"].setValue('sphere3')
group1 = GafferScene.Group("Group1")
group1["in"].addChild(GafferScene.ScenePlug("in1"))
group1["in"].addChild(GafferScene.ScenePlug("in2"))
group1["in"]["in0"].setInput(sphere1["out"])
group1["in"]["in1"].setInput(sphere2["out"])
setA = GafferScene.Set("SetA")
setA["name"].setValue('setA')
setA["paths"].setValue(
IECore.StringVectorData(['/group/sphere1', '/group/sphere2']))
setB = GafferScene.Set("SetB")
setB["name"].setValue('setB')
setB["paths"].setValue(IECore.StringVectorData(['/group/sphere2']))
setC = GafferScene.Set("SetC")
setC["name"].setValue('setC')
setC["paths"].setValue(IECore.StringVectorData(['/sphere3']))
setD = GafferScene.Set("SetD")
setD["name"].setValue('setD')
setD["paths"].setValue(IECore.StringVectorData([]))
group2 = GafferScene.Group("Group2")
group2["in"].addChild(GafferScene.ScenePlug("in1"))
group2["in"].addChild(GafferScene.ScenePlug("in2"))
group2["in"].addChild(GafferScene.ScenePlug("in3"))
setA["in"].setInput(group1["out"])
setB["in"].setInput(setA["out"])
setC["in"].setInput(sphere3["out"])
setD["in"].setInput(setC["out"])
group2["in"]["in0"].setInput(setB["out"])
group2["in"]["in2"].setInput(setD["out"])
# Set memberships:
# A: ( /group/group/sphere1, /group/group/sphere2 )
# B: ( /group/group/sphere2 )
# C: ( /group/sphere3 )
# D: ( )
expressionCheck = functools.partial(self.assertCorrectEvaluation,
group2["out"])
expressionCheck('', [])
expressionCheck('setA',
['/group/group/sphere1', '/group/group/sphere2'])
expressionCheck('/group/sphere3', ['/group/sphere3'])
# Test expressions that contain only sets and have a clearly defined evaluation order
expressionCheck(
'(setA | setC)',
['/group/group/sphere1', '/group/group/sphere2', '/group/sphere3'])
expressionCheck('(setA | setB)',
['/group/group/sphere1', '/group/group/sphere2'])
expressionCheck('(setA & setB)', ['/group/group/sphere2'])
expressionCheck('(setA & setC)', [])
expressionCheck('(setA | setB) & setD', [])
expressionCheck('(setA & setB) | setD', ['/group/group/sphere2'])
expressionCheck('(setA - setB)', ['/group/group/sphere1'])
expressionCheck('(setA - setC)',
['/group/group/sphere1', '/group/group/sphere2'])
expressionCheck('(setB - setC)', ['/group/group/sphere2'])
# Test expressions that omit the explicit grouping and rely on operator precedence
expressionCheck(
'setA setC',
['/group/group/sphere1', '/group/group/sphere2', '/group/sphere3'])
expressionCheck(
'setA | setB | setC',
['/group/group/sphere1', '/group/group/sphere2', '/group/sphere3'])
expressionCheck('setA | setB & setC',
['/group/group/sphere1', '/group/group/sphere2'])
expressionCheck('setA & setB | setC',
['/group/group/sphere2', '/group/sphere3'])
expressionCheck('setA & setB - setC', ['/group/group/sphere2'])
expressionCheck('setA - setB | setC',
['/group/group/sphere1', '/group/sphere3'])
# Test more complex expressions that contain explicit object names and lists thereof
expressionCheck('/group/light1 /group/light2',
['/group/light1', '/group/light2'])
expressionCheck('(/group/light1 /group/light2)',
['/group/light1', '/group/light2'])
expressionCheck('/group/light1 /group/light2 setA', [
'/group/light1', '/group/light2', '/group/group/sphere1',
'/group/group/sphere2'
])
expressionCheck('(/group/light1 /group/light2) | setA', [
'/group/light1', '/group/light2', '/group/group/sphere1',
'/group/group/sphere2'
])
expressionCheck('setA & (/group/group/sphere1 /group/group/sphere42)',
['/group/group/sphere1'])
expressionCheck('setA - /group/group/sphere2',
['/group/group/sphere1'])
expressionCheck('(setA - /group/group/sphere2)',
['/group/group/sphere1'])
expressionCheck('setA - ((setC /group/group/sphere2) & setB)',
['/group/group/sphere1'])
expressionCheck('(setA - ((setC /group/group/sphere2) & setB))',
['/group/group/sphere1'])
expressionCheck(
'setA - (/group/group/sphere1 /group/group/sphere2) | (setA setB setC) & setC',
['/group/sphere3'])
# Test if proper exception is thrown for invalid expression
with self.assertRaises(RuntimeError) as e:
# note the missing )
GafferScene.SetAlgo.evaluateSetExpression(
'setA - (/group/group/sphere2', group2["out"])
self.assertEqual(
str(e.exception),
'Syntax error in indicated part of SetExpression.\nsetA - (/group/group/sphere2\n |---------------------|\n.'
)
# Sets that don't exist should be replaced with an empty PathMatcher
expressionCheck('A', [])
# Test that changing set contents will result in an updated hash
h = GafferScene.SetAlgo.setExpressionHash("setA", group2["out"])
setA["paths"].setValue(IECore.StringVectorData(['/group/sphere1']))
self.assertNotEqual(
h, GafferScene.SetAlgo.setExpressionHash("setA", group2["out"]))
def testFrom(self):
# - group1
# - group2
# - light1
# - light2
# - light3
# - plane
light1 = GafferSceneTest.TestLight()
light1["name"].setValue("light1")
light2 = GafferSceneTest.TestLight()
light2["name"].setValue("light2")
light3 = GafferSceneTest.TestLight()
light3["name"].setValue("light3")
group1 = GafferScene.Group()
group1["name"].setValue("group1")
group2 = GafferScene.Group()
group2["name"].setValue("group2")
group1["in"][0].setInput(group2["out"])
group1["in"][1].setInput(light3["out"])
group2["in"][0].setInput(light1["out"])
group2["in"][1].setInput(light2["out"])
plane = GafferScene.Plane()
parent = GafferScene.Parent()
parent["parent"].setValue("/")
parent["in"].setInput(group1["out"])
parent["child"].setInput(plane["out"])
isolate = GafferScene.Isolate()
isolate["in"].setInput(parent["out"])
self.assertSceneValid(isolate["out"])
self.assertEqual(isolate["out"].childNames("/"),
IECore.InternedStringVectorData(["group1", "plane"]))
self.assertEqual(isolate["out"].childNames("/group1"),
IECore.InternedStringVectorData(["group2", "light3"]))
self.assertEqual(isolate["out"].childNames("/group1/group2"),
IECore.InternedStringVectorData(["light1", "light2"]))
filter = GafferScene.PathFilter()
filter["paths"].setValue(
IECore.StringVectorData(["/group1/group2/light1"]))
isolate["filter"].setInput(filter["out"])
self.assertSceneValid(isolate["out"])
self.assertEqual(isolate["out"].childNames("/"),
IECore.InternedStringVectorData(["group1"]))
self.assertEqual(isolate["out"].childNames("/group1"),
IECore.InternedStringVectorData(["group2"]))
self.assertEqual(isolate["out"].childNames("/group1/group2"),
IECore.InternedStringVectorData(["light1"]))
isolate["from"].setValue("/group1")
self.assertSceneValid(isolate["out"])
self.assertEqual(isolate["out"].childNames("/"),
IECore.InternedStringVectorData(["group1", "plane"]))
self.assertEqual(isolate["out"].childNames("/group1"),
IECore.InternedStringVectorData(["group2"]))
self.assertEqual(isolate["out"].childNames("/group1/group2"),
IECore.InternedStringVectorData(["light1"]))
isolate["from"].setValue("/group1/group2")
self.assertSceneValid(isolate["out"])
self.assertEqual(isolate["out"].childNames("/"),
IECore.InternedStringVectorData(["group1", "plane"]))
self.assertEqual(isolate["out"].childNames("/group1"),
IECore.InternedStringVectorData(["group2", "light3"]))
self.assertEqual(isolate["out"].childNames("/group1/group2"),
IECore.InternedStringVectorData(["light1"]))
def testOrientation( self ) : script = Gaffer.ScriptNode() script["plane"] = GafferScene.Plane() script["plane"]["transform"]["rotate"]["y"].setValue( 90 ) script["group"] = GafferScene.Group() script["group"]["in"][0].setInput( script["plane"]["out"] ) script["group"]["transform"]["rotate"]["y"].setValue( 90 ) view = GafferSceneUI.SceneView() view["in"].setInput( script["group"]["out"] ) GafferSceneUI.ContextAlgo.setSelectedPaths( view.getContext(), IECore.PathMatcher( [ "/group/plane" ] ) ) tool = GafferSceneUI.TranslateTool( view ) tool["active"].setValue( True ) # Local tool["orientation"].setValue( tool.Orientation.Local ) with Gaffer.UndoScope( script ) : tool.translate( imath.V3f( 1, 0, 0 ) ) self.assertTrue( imath.V3f( -1, 0, 0 ).equalWithAbsError( script["group"]["out"].fullTransform( "/group/plane" ).translation(), 0.000001 ) ) script.undo() # Parent tool["orientation"].setValue( tool.Orientation.Parent ) with Gaffer.UndoScope( script ) : tool.translate( imath.V3f( 1, 0, 0 ) ) self.assertTrue( imath.V3f( 0, 0, -1 ).equalWithAbsError( script["group"]["out"].fullTransform( "/group/plane" ).translation(), 0.0000001 ) ) script.undo() # World tool["orientation"].setValue( tool.Orientation.World ) with Gaffer.UndoScope( script ) : tool.translate( imath.V3f( 1, 0, 0 ) ) self.assertTrue( imath.V3f( 1, 0, 0 ).equalWithAbsError( script["group"]["out"].fullTransform( "/group/plane" ).translation(), 0.0000001 ) )
def testKeepLightsAndCameras(self):
# - group
# - light
# - camera
# - model1
# - sphere
# - light
# - model2
# - sphere
# - light
light = GafferSceneTest.TestLight()
light["sets"].setValue("lightsAndSpheres")
sphere = GafferScene.Sphere()
sphere["sets"].setValue("lightsAndSpheres")
camera = GafferScene.Camera()
model1 = GafferScene.Group()
model1["in"][0].setInput(sphere["out"])
model1["in"][1].setInput(light["out"])
model1["name"].setValue("model1")
model2 = GafferScene.Group()
model2["in"][0].setInput(sphere["out"])
model2["in"][1].setInput(light["out"])
model2["name"].setValue("model2")
group = GafferScene.Group()
group["in"][0].setInput(light["out"])
group["in"][1].setInput(camera["out"])
group["in"][2].setInput(model1["out"])
group["in"][3].setInput(model2["out"])
self.assertSceneValid(group["out"])
filter = GafferScene.PathFilter()
filter["paths"].setValue(IECore.StringVectorData(["/group/model1"]))
isolate = GafferScene.Isolate()
isolate["in"].setInput(group["out"])
isolate["filter"].setInput(filter["out"])
# Keep neither
self.assertSceneValid(isolate["out"])
self.assertTrue(
GafferScene.SceneAlgo.exists(isolate["out"],
"/group/model1/sphere"))
self.assertTrue(
GafferScene.SceneAlgo.exists(isolate["out"],
"/group/model1/light"))
self.assertTrue(
GafferScene.SceneAlgo.exists(isolate["out"], "/group/model1"))
self.assertFalse(
GafferScene.SceneAlgo.exists(isolate["out"],
"/group/model2/sphere"))
self.assertFalse(
GafferScene.SceneAlgo.exists(isolate["out"], "/group/model2"))
self.assertFalse(
GafferScene.SceneAlgo.exists(isolate["out"], "/group/light"))
self.assertFalse(
GafferScene.SceneAlgo.exists(isolate["out"], "/group/camera"))
self.assertEqual(isolate["out"].set("__lights").value.paths(),
["/group/model1/light"])
self.assertEqual(isolate["out"].set("__cameras").value.paths(), [])
self.assertEqual(
isolate["out"].set("lightsAndSpheres").value,
GafferScene.PathMatcher(
["/group/model1/sphere", "/group/model1/light"]))
self.assertNotEqual(isolate["out"].setHash("__lights"),
group["out"].setHash("__lights"))
self.assertNotEqual(isolate["out"].setHash("__cameras"),
group["out"].setHash("__cameras"))
# Keep lights
isolate["keepLights"].setValue(True)
self.assertSceneValid(isolate["out"])
self.assertFalse(
GafferScene.SceneAlgo.exists(isolate["out"], "/group/camera"))
self.assertEqual(isolate["out"].set("__lights"),
group["out"].set("__lights"))
self.assertEqual(isolate["out"].set("__cameras").value.paths(), [])
self.assertEqual(
isolate["out"].set("lightsAndSpheres").value,
GafferScene.PathMatcher(
["/group/model1/sphere"] +
group["out"].set("__lights").value.paths()))
self.assertEqual(isolate["out"].setHash("__lights"),
group["out"].setHash("__lights"))
self.assertNotEqual(isolate["out"].setHash("__cameras"),
group["out"].setHash("__cameras"))
# Keep cameras too
isolate["keepCameras"].setValue(True)
self.assertSceneValid(isolate["out"])
self.assertTrue(
GafferScene.SceneAlgo.exists(isolate["out"], "/group/camera"))
self.assertEqual(isolate["out"].set("__lights"),
group["out"].set("__lights"))
self.assertEqual(isolate["out"].set("__cameras"),
group["out"].set("__cameras"))
self.assertEqual(
isolate["out"].set("lightsAndSpheres").value,
GafferScene.PathMatcher(
["/group/model1/sphere"] +
group["out"].set("__lights").value.paths()))
self.assertEqual(isolate["out"].setHash("__lights"),
group["out"].setHash("__lights"))
self.assertEqual(isolate["out"].setHash("__cameras"),
group["out"].setHash("__cameras"))
def __init__( self, name = "__CameraSetup" ) :
GafferScene.FilteredSceneProcessor.__init__( self, name )
# Public plugs
self["cameraGroup"] = Gaffer.StringPlug( "cameraGroup", Gaffer.Plug.Direction.In, "__TEXTUREBAKE_CAMERAS" )
self["bakeDirectory"] = Gaffer.StringPlug( "bakeDirectory", Gaffer.Plug.Direction.In, "" )
self["defaultFileName"] = Gaffer.StringPlug( "defaultFileName", Gaffer.Plug.Direction.In, "${bakeDirectory}/<AOV>/<AOV>.<UDIM>.exr" )
self["defaultResolution"] = Gaffer.IntPlug( "defaultResolution", Gaffer.Plug.Direction.In, 512 )
self["uvSet"] = Gaffer.StringPlug( "uvSet", Gaffer.Plug.Direction.In, "uv" )
self["udims"] = Gaffer.StringPlug( "udims", Gaffer.Plug.Direction.In, "" )
self["normalOffset"] = Gaffer.FloatPlug( "normalOffset", Gaffer.Plug.Direction.In, 0.1 )
self["aovs"] = Gaffer.StringPlug( "aovs", Gaffer.Plug.Direction.In, "beauty:rgba" )
self["tasks"] = Gaffer.IntPlug( "tasks", Gaffer.Plug.Direction.In, 1 )
self["taskIndex"] = Gaffer.IntPlug( "taskIndex", Gaffer.Plug.Direction.In, 0 )
# Output
self["renderFileList"] = Gaffer.StringVectorDataPlug( "renderFileList", Gaffer.Plug.Direction.Out, defaultValue = IECore.StringVectorData() )
self["renderFileList"].setFlags( Gaffer.Plug.Flags.Serialisable, False )
# Private internal network
self["__udimQuery"] = GafferScene.UDIMQuery()
self["__udimQuery"]["in"].setInput( self["in"] )
self["__udimQuery"]["uvSet"].setInput( self["uvSet"] )
self["__udimQuery"]["attributes"].setValue( "bake:resolution bake:fileName" )
self["__udimQuery"]["filter"].setInput( self["filter"] )
self["__chunkedBakeInfo"] = Gaffer.CompoundObjectPlug( "__chunkedBakeInfo", Gaffer.Plug.Direction.In, IECore.CompoundObject() )
self["__chunkedBakeInfo"].setFlags( Gaffer.Plug.Flags.Serialisable, False )
self["__chunkExpression"] = Gaffer.Expression()
self["__chunkExpression"].setExpression( inspect.cleandoc(
"""
import collections
import re
rawInfo = parent["__udimQuery"]["out"]
defaultFileName = parent["defaultFileName"]
defaultResolution = parent["defaultResolution"]
selectUdimsStr = parent["udims"]
# FrameList really ought to take care of this check, instead of just doing
# something obviously wrong
if re.match( ".*[0-9] +[0-9].*", selectUdimsStr ):
raise RuntimeError( "ArnoldTextureBake : Udim list must be comma separated." )
selectUdims = set( IECore.FrameList.parse( selectUdimsStr ).asList() )
allMeshes = collections.defaultdict( lambda : [] )
for udim, meshes in rawInfo.items():
if selectUdims and not int( udim ) in selectUdims:
continue
for mesh, extraAttributes in meshes.items():
resolution = defaultResolution
if "bake:resolution" in extraAttributes:
resolution = extraAttributes["bake:resolution"].value
fileName = defaultFileName
if "bake:fileName" in extraAttributes:
fileName = extraAttributes["bake:fileName"].value
allMeshes[ (fileName, udim) ].append( { "mesh" : mesh, "resolution" : resolution } )
fileList = sorted( allMeshes.keys() )
info = IECore.CompoundObject()
numTasks = min( parent["tasks"], len( fileList ) )
taskIndex = parent["taskIndex"]
if taskIndex < numTasks:
chunkStart = ( taskIndex * len( fileList ) ) / numTasks
chunkEnd = ( ( taskIndex + 1 ) * len( fileList ) ) / numTasks
dupeCount = 0
prevFileName = ""
for fileNameTemplate, udim in fileList[chunkStart:chunkEnd]:
for meshData in allMeshes[(fileNameTemplate, udim)]:
o = IECore.CompoundObject()
o["mesh"] = IECore.StringData( meshData["mesh"] )
o["udim"] = IECore.IntData( int( udim ) )
o["resolution"] = IECore.IntData( meshData["resolution"] )
udimStr = str( udim )
fileName = fileNameTemplate.replace( "<UDIM>", udimStr )
if fileName == prevFileName:
dupeCount += 1
fileName = fileName + ".layer" + str( dupeCount )
else:
prevFileName = fileName
dupeCount = 0
o["fileName"] = IECore.StringData( fileName )
name = o["mesh"].value.replace( "/", "_" ) + "." + udimStr
info[ name ] = o
parent["__chunkedBakeInfo"] = info
fileList = []
for name, i in info.items():
fileName = i["fileName"].value
for nameAndAov in parent["aovs"].strip( " " ).split( " " ):
fileList.append( i["fileName"].value.replace( "<AOV>", nameAndAov.split(":")[0] ) )
parent["renderFileList"] = IECore.StringVectorData( fileList )
"""
), "python" )
self["__parent"] = GafferScene.Parent()
self["__parent"]["parent"].setValue( "/" )
for c in ['bound', 'transform', 'attributes', 'object', 'childNames', 'setNames', 'set']:
self["__parent"]["in"][c].setInput( self["in"][c] )
self["__outputExpression"] = Gaffer.Expression()
self["__outputExpression"].setExpression( inspect.cleandoc(
"""
import IECoreScene
# Transfer all input globals except for outputs
inGlobals = parent["in"]["globals"]
outGlobals = IECore.CompoundObject()
for key, value in inGlobals.items():
if not key.startswith( "output:" ):
outGlobals[key] = value
# Make our own outputs
info = parent["__chunkedBakeInfo"]
for cameraName, i in info.items():
params = IECore.CompoundData()
fileName = i["fileName"].value
params["camera"] = IECore.StringData( "/" + parent["cameraGroup"] + "/" + cameraName )
for nameAndAov in parent["aovs"].strip( " " ).split( " " ):
tokens = nameAndAov.split( ":" )
if len( tokens ) != 2:
raise RuntimeError( "Invalid bake aov specification: %s It should contain a : between name and data." )
( aovName, aov ) = tokens
aovFileName = fileName.replace( "<AOV>", aovName )
outGlobals["output:" + cameraName + "." + aov] = IECoreScene.Output( aovFileName, "exr", aov + " RGBA", params )
parent["__parent"]["in"]["globals"] = outGlobals
"""
), "python" )
self["__camera"] = GafferScene.Camera()
self["__camera"]["projection"].setValue( "orthographic" )
self["__cameraTweaks"] = GafferScene.CameraTweaks()
self["__cameraTweaks"]["in"].setInput( self["__camera"]["out"] )
self["__cameraTweaks"]["tweaks"]["projection"] = GafferScene.TweakPlug( "projection", "uv_camera" )
self["__cameraTweaks"]["tweaks"]["resolution"] = GafferScene.TweakPlug( "resolution", imath.V2i( 0 ) )
self["__cameraTweaks"]["tweaks"]["u_offset"] = GafferScene.TweakPlug( "u_offset", 0.0 )
self["__cameraTweaks"]["tweaks"]["v_offset"] = GafferScene.TweakPlug( "v_offset", 0.0 )
self["__cameraTweaks"]["tweaks"]["mesh"] = GafferScene.TweakPlug( "mesh", "" )
self["__cameraTweaks"]["tweaks"]["uv_set"] = GafferScene.TweakPlug( "uv_set", "" )
self["__cameraTweaks"]["tweaks"]["extend_edges"] = GafferScene.TweakPlug( "extend_edges", False )
self["__cameraTweaks"]["tweaks"]["offset"] = GafferScene.TweakPlug( "offset", 0.1 )
self["__cameraTweaks"]["tweaks"]["offset"]["value"].setInput( self["normalOffset"] )
self["__cameraTweaksFilter"] = GafferScene.PathFilter()
self["__cameraTweaksFilter"]["paths"].setValue( IECore.StringVectorData( [ '/camera' ] ) )
self["__cameraTweaks"]["filter"].setInput( self["__cameraTweaksFilter"]["out"] )
self["__collectScenes"] = GafferScene.CollectScenes()
self["__collectScenes"]["sourceRoot"].setValue( "/camera" )
self["__collectScenes"]["rootNameVariable"].setValue( "collect:cameraName" )
self["__collectScenes"]["in"].setInput( self["__cameraTweaks"]["out"] )
self["__group"] = GafferScene.Group()
self["__group"]["in"][0].setInput( self["__collectScenes"]["out"] )
self["__group"]["name"].setInput( self["cameraGroup"] )
self["__parent"]["children"][0].setInput( self["__group"]["out"] )
self["__collectSceneRootsExpression"] = Gaffer.Expression()
self["__collectSceneRootsExpression"].setExpression( inspect.cleandoc(
"""
info = parent["__chunkedBakeInfo"]
parent["__collectScenes"]["rootNames"] = IECore.StringVectorData( info.keys() )
"""
), "python" )
self["__cameraSetupExpression"] = Gaffer.Expression()
self["__cameraSetupExpression"].setExpression( inspect.cleandoc(
"""
cameraName = context["collect:cameraName"]
info = parent["__chunkedBakeInfo"]
i = info[cameraName]
udimOffset = i["udim"].value - 1001
parent["__cameraTweaks"]["tweaks"]["resolution"]["value"] = imath.V2i( i["resolution"].value )
parent["__cameraTweaks"]["tweaks"]["u_offset"]["value"] = -( udimOffset % 10 )
parent["__cameraTweaks"]["tweaks"]["v_offset"]["value"] = -( udimOffset / 10 )
parent["__cameraTweaks"]["tweaks"]["mesh"]["value"] = i["mesh"].value
parent["__cameraTweaks"]["tweaks"]["uv_set"]["value"] = parent["uvSet"] if parent["uvSet"] != "uv" else ""
"""
), "python" )
self["out"].setFlags( Gaffer.Plug.Flags.Serialisable, False )
self["out"].setInput( self["__parent"]["out"] )
def testRoot(self):
script = Gaffer.ScriptNode()
script["sphere"] = GafferScene.Sphere()
script["sphere"]["sets"].setValue("sphereSet")
script["group"] = GafferScene.Group()
script["group"]["in"][0].setInput(script["sphere"]["out"])
script["cube"] = GafferScene.Cube()
script["cube"]["sets"].setValue("cubeSet")
script["switch"] = Gaffer.Switch()
script["switch"].setup(GafferScene.ScenePlug())
script["switch"]["in"][0].setInput(script["group"]["out"])
script["switch"]["in"][1].setInput(script["cube"]["out"])
script["collect"] = GafferScene.CollectScenes()
script["collect"]["in"].setInput(script["switch"]["out"])
script["collect"]["rootNames"].setValue(
IECore.StringVectorData(["0", "1", "2", "3"]))
script["expression"] = Gaffer.Expression()
script["expression"].setExpression(
inspect.cleandoc("""
root = context.get( "collect:rootName", "0" )
parent["switch"]["index"] = int( root ) > 1
parent["collect"]["sourceRoot"] = {
"0" : "",
"1" : "/group",
"2" : "/",
"3" : "/cube"
}[root]
"""))
self.assertEqual(script["collect"]["out"].childNames("/"),
IECore.InternedStringVectorData(["0", "1", "2", "3"]))
self.assertEqual(script["collect"]["out"].childNames("/0"),
IECore.InternedStringVectorData(["group"]))
self.assertEqual(script["collect"]["out"].childNames("/1"),
IECore.InternedStringVectorData(["sphere"]))
self.assertEqual(script["collect"]["out"].childNames("/2"),
IECore.InternedStringVectorData(["cube"]))
self.assertEqual(script["collect"]["out"].childNames("/3"),
IECore.InternedStringVectorData())
self.assertEqual(script["collect"]["out"].object("/0"),
IECore.NullObject())
self.assertEqual(script["collect"]["out"].object("/1"),
IECore.NullObject())
self.assertEqual(script["collect"]["out"].object("/2"),
IECore.NullObject())
self.assertEqual(script["collect"]["out"].object("/3"),
script["cube"]["out"].object("/cube"))
self.assertEqual(script["collect"]["out"].childNames("/0/group"),
IECore.InternedStringVectorData(["sphere"]))
self.assertEqual(script["collect"]["out"].childNames("/1/sphere"),
IECore.InternedStringVectorData())
self.assertEqual(script["collect"]["out"].childNames("/2/cube"),
IECore.InternedStringVectorData())
self.assertEqual(script["collect"]["out"].object("/0/group"),
IECore.NullObject())
self.assertEqual(script["collect"]["out"].object("/1/sphere"),
script["sphere"]["out"].object("/sphere"))
self.assertEqual(script["collect"]["out"].object("/2/cube"),
script["cube"]["out"].object("/cube"))
self.assertEqual(
script["collect"]["out"].childNames("/0/group/sphere"),
IECore.InternedStringVectorData())
self.assertEqual(script["collect"]["out"].object("/0/group/sphere"),
script["sphere"]["out"].object("/sphere"))
self.assertEqual(
script["collect"]["out"]["setNames"].getValue(),
IECore.InternedStringVectorData(["sphereSet", "cubeSet"]))
self.assertEqual(
set(script["collect"]["out"].set("sphereSet").value.paths()), {
"/0/group/sphere",
"/1/sphere",
})
self.assertEqual(
set(script["collect"]["out"].set("cubeSet").value.paths()), {
"/2/cube",
"/3",
})
def testLightAndShadowLinking(self):
sphere1 = GafferScene.Sphere()
sphere2 = GafferScene.Sphere()
attributes = GafferScene.StandardAttributes()
arnoldAttributes = GafferArnold.ArnoldAttributes()
light1 = GafferArnold.ArnoldLight()
light1.loadShader("point_light")
light2 = GafferArnold.ArnoldLight()
light2.loadShader("point_light")
group = GafferScene.Group()
render = GafferArnold.ArnoldRender()
attributes["in"].setInput(sphere1["out"])
arnoldAttributes["in"].setInput(attributes["out"])
group["in"][0].setInput(arnoldAttributes["out"])
group["in"][1].setInput(light1["out"])
group["in"][2].setInput(light2["out"])
group["in"][3].setInput(sphere2["out"])
render["in"].setInput(group["out"])
# Illumination
attributes["attributes"]["linkedLights"]["enabled"].setValue(True)
attributes["attributes"]["linkedLights"]["value"].setValue(
"/group/light")
# Shadows
arnoldAttributes["attributes"]["shadowGroup"]["enabled"].setValue(True)
arnoldAttributes["attributes"]["shadowGroup"]["value"].setValue(
"/group/light1")
render["mode"].setValue(render.Mode.SceneDescriptionMode)
render["fileName"].setValue(self.temporaryDirectory() + "/test.ass")
render["task"].execute()
with IECoreArnold.UniverseBlock(writable=True):
arnold.AiASSLoad(self.temporaryDirectory() + "/test.ass")
# the first sphere had linked lights
sphere = arnold.AiNodeLookUpByName("/group/sphere")
# check illumination
self.assertTrue(arnold.AiNodeGetBool(sphere, "use_light_group"))
lights = arnold.AiNodeGetArray(sphere, "light_group")
self.assertEqual(arnold.AiArrayGetNumElements(lights), 1)
self.assertEqual(
arnold.AiNodeGetName(arnold.AiArrayGetPtr(lights, 0)),
"light:/group/light")
# check shadows
self.assertTrue(arnold.AiNodeGetBool(sphere, "use_shadow_group"))
shadows = arnold.AiNodeGetArray(sphere, "shadow_group")
self.assertEqual(arnold.AiArrayGetNumElements(shadows), 1)
self.assertEqual(
arnold.AiNodeGetName(arnold.AiArrayGetPtr(shadows, 0)),
"light:/group/light1")
# the second sphere does not have any light linking enabled
sphere1 = arnold.AiNodeLookUpByName("/group/sphere1")
# check illumination
self.assertFalse(arnold.AiNodeGetBool(sphere1, "use_light_group"))
lights = arnold.AiNodeGetArray(sphere1, "light_group")
self.assertEqual(arnold.AiArrayGetNumElements(lights), 0)
# check shadows
self.assertFalse(arnold.AiNodeGetBool(sphere1, "use_shadow_group"))
shadows = arnold.AiNodeGetArray(sphere1, "shadow_group")
self.assertEqual(arnold.AiArrayGetNumElements(shadows), 0)
def test(self):
# Make a few input scenes
script = Gaffer.ScriptNode()
script["sphere"] = GafferScene.Sphere()
script["sphere"]["sets"].setValue("spheres")
script["cube"] = GafferScene.Cube()
script["cube"]["sets"].setValue("cubes")
script["group"] = GafferScene.Group()
script["group"]["in"][0].setInput(script["sphere"]["out"])
script["group"]["in"][1].setInput(script["cube"]["out"])
script["switch"] = Gaffer.Switch()
script["switch"].setup(GafferScene.ScenePlug())
script["switch"]["in"][0].setInput(script["sphere"]["out"])
script["switch"]["in"][1].setInput(script["cube"]["out"])
script["switch"]["in"][2].setInput(script["group"]["out"])
# Make an empty CollectScenes
script["collect"] = GafferScene.CollectScenes()
script["collect"]["in"].setInput(script["switch"]["out"])
self.assertSceneValid(script["collect"]["out"])
self.assertEqual(script["collect"]["out"].childNames("/"),
IECore.InternedStringVectorData())
# Configure it to collect the input scenes
script["collect"]["rootNames"].setValue(
IECore.StringVectorData(["sphere", "cube", "group"]))
script["expression"] = Gaffer.Expression()
script["expression"].setExpression(
inspect.cleandoc("""
scenes = parent["collect"]["rootNames"]
parent["switch"]["index"] = scenes.index( context.get( "collect:rootName", "sphere" ) )
"""))
# Check we get what we expect
self.assertEqual(
script["collect"]["out"].childNames("/"),
IECore.InternedStringVectorData(["sphere", "cube", "group"]))
self.assertSceneValid(script["collect"]["out"])
script["subTree"] = GafferScene.SubTree()
script["subTree"]["in"].setInput(script["collect"]["out"])
script["subTree"]["root"].setValue("/sphere")
self.assertScenesEqual(script["subTree"]["out"],
script["sphere"]["out"],
checks=self.allSceneChecks - {"sets"})
script["subTree"]["root"].setValue("/cube")
self.assertScenesEqual(script["subTree"]["out"],
script["cube"]["out"],
checks=self.allSceneChecks - {"sets"})
script["subTree"]["root"].setValue("/group")
self.assertScenesEqual(script["subTree"]["out"],
script["group"]["out"])
# Check the sets too
self.assertEqual(script["collect"]["out"]["setNames"].getValue(),
IECore.InternedStringVectorData(["spheres", "cubes"]))
self.assertEqual(
script["collect"]["out"].set("spheres").value,
IECore.PathMatcher(["/sphere/sphere", "/group/group/sphere"]))
self.assertEqual(
script["collect"]["out"].set("cubes").value,
IECore.PathMatcher(["/cube/cube", "/group/group/cube"]))
def testCustomPosition(self):
littleCube = GafferScene.Cube()
littleCube["name"].setValue("little")
bigCube = GafferScene.Cube()
bigCube["dimensions"].setValue(imath.V3f(10, 10, 10))
bigCube["name"].setValue("big")
camera = GafferScene.Camera()
camera["transform"]["translate"]["z"].setValue(10)
group = GafferScene.Group()
group["in"][0].setInput(littleCube["out"])
group["in"][1].setInput(bigCube["out"])
group["in"][2].setInput(camera["out"])
self.assertNotEqual(
group["out"].object("/group/little")["P"].data,
group["out"].object("/group/big")["P"].data,
)
bigCubeFilter = GafferScene.PathFilter()
bigCubeFilter["paths"].setValue(IECore.StringVectorData(["/group/big"
]))
shuffle = GafferScene.ShufflePrimitiveVariables()
shuffle["in"].setInput(group["out"])
shuffle["filter"].setInput(bigCubeFilter["out"])
shuffle["shuffles"].addChild(Gaffer.ShufflePlug("P", "Pref"))
littleCubeFilter = GafferScene.PathFilter()
littleCubeFilter["paths"].setValue(
IECore.StringVectorData(["/group/little"]))
copy = GafferScene.CopyPrimitiveVariables()
copy["in"].setInput(shuffle["out"])
copy["source"].setInput(shuffle["out"])
copy["filter"].setInput(littleCubeFilter["out"])
copy["sourceLocation"].setValue("/group/big")
copy["primitiveVariables"].setValue("Pref")
self.assertEqual(
copy["out"].object("/group/little")["Pref"].data,
copy["out"].object("/group/big")["Pref"].data,
)
unionFilter = GafferScene.UnionFilter()
unionFilter["in"][0].setInput(littleCubeFilter["out"])
unionFilter["in"][1].setInput(bigCubeFilter["out"])
projection = GafferScene.MapProjection()
projection["in"].setInput(copy["out"])
projection["filter"].setInput(unionFilter["out"])
projection["camera"].setValue("/group/camera")
projection["uvSet"].setValue("projectedUV")
self.assertNotEqual(
projection["out"].object("/group/little")["projectedUV"].data,
projection["out"].object("/group/big")["projectedUV"].data,
)
projection["position"].setValue("Pref")
self.assertEqual(
projection["out"].object("/group/little")["projectedUV"].data[0],
projection["out"].object("/group/big")["projectedUV"].data[0],
)
self.assertEqual(
projection["out"].object("/group/little")["projectedUV"].data,
projection["out"].object("/group/big")["projectedUV"].data,
)
def test(self):
sphere = GafferScene.Sphere("Sphere")
attributes = GafferScene.StandardAttributes()
attributes["attributes"]["linkedLights"]["enabled"].setValue(True)
attributes["in"].setInput(sphere["out"])
mainGroup = GafferScene.Group("MainGroup")
mainGroup["in"].addChild(GafferScene.ScenePlug("in1"))
mainGroup["in"].addChild(GafferScene.ScenePlug("in2"))
light1 = GafferSceneTest.TestLight()
light2 = GafferSceneTest.TestLight()
lightGroup = GafferScene.Group("LightGroup")
lightGroup["in"].addChild(GafferScene.ScenePlug("in1"))
lightGroup["in"].addChild(GafferScene.ScenePlug("in2"))
lightGroup["in"]["in1"].setInput(light1["out"])
lightGroup["in"]["in2"].setInput(light2["out"])
mainGroup["in"]["in1"].setInput(attributes["out"])
mainGroup["in"]["in2"].setInput(lightGroup["out"])
lightSet = GafferScene.Set("lightSet")
lightSet["in"].setInput(mainGroup["out"])
lightSet["name"].setValue('lightSet')
lightSet["paths"].setValue(
IECore.StringVectorData(
['/group/group/light', '/group/group/light1']))
evalNode = GafferScene.EvaluateLightLinks()
evalNode["in"].setInput(lightSet["out"])
# Test a single light
attributes["attributes"]["linkedLights"]["value"].setValue(
"/group/group/light")
self.assertEqual(
set(
map(
str, evalNode["out"].attributes("/group/sphere")
["linkedLights"])), set(["/group/group/light"]))
# Test a simple list of lights
attributes["attributes"]["linkedLights"]["value"].setValue(
"/group/group/light /group/group/light1")
self.assertEqual(
set(
map(
str, evalNode["out"].attributes("/group/sphere")
["linkedLights"])),
set(["/group/group/light", "/group/group/light1"]))
# Make sure only lights come through
attributes["attributes"]["linkedLights"]["value"].setValue(
"/group/group/light /group/group/light1 /group/sphere")
self.assertEqual(
set(
map(
str, evalNode["out"].attributes("/group/sphere")
["linkedLights"])),
set(["/group/group/light", "/group/group/light1"]))
# Make sure changing sets updates the result of the expression evaluation
attributes["attributes"]["linkedLights"]["value"].setValue("lightSet")
self.assertEqual(
set(
map(
str, evalNode["out"].attributes("/group/sphere")
["linkedLights"])),
set(["/group/group/light", "/group/group/light1"]))
lightSet["paths"].setValue(
IECore.StringVectorData(['/group/group/light']))
self.assertEqual(
set(
map(
str, evalNode["out"].attributes("/group/sphere")
["linkedLights"])), set(["/group/group/light"]))
def testFrame(self):
script = Gaffer.ScriptNode()
script["Sphere"] = GafferScene.Sphere()
script["Sphere1"] = GafferScene.Sphere()
script["Sphere"]["transform"]["translate"].setValue(
IECore.V3f(-10, 0, 0))
script["Sphere1"]["transform"]["translate"].setValue(
IECore.V3f(10, 0, 0))
script["Group"] = GafferScene.Group()
script["Group"]["in"][0].setInput(script["Sphere"]["out"])
script["Group"]["in"][1].setInput(script["Sphere1"]["out"])
view = GafferUI.View.create(script["Group"]["out"])
self.assertTrue(isinstance(view, GafferSceneUI.SceneView))
self.assertTrue(view["in"].getInput().isSame(script["Group"]["out"]))
def cameraContains(scene, objectPath):
camera = view.viewportGadget().getCamera()
screen = IECore.Box2f(
IECore.V2f(0),
IECore.V2f(camera.parameters()["resolution"].value))
worldBound = scene.bound(objectPath).transform(
scene.fullTransform(objectPath))
for p in [
IECore.V3f(worldBound.min.x, worldBound.min.y,
worldBound.min.z),
IECore.V3f(worldBound.min.x, worldBound.min.y,
worldBound.max.z),
IECore.V3f(worldBound.min.x, worldBound.max.y,
worldBound.max.z),
IECore.V3f(worldBound.min.x, worldBound.max.y,
worldBound.min.z),
IECore.V3f(worldBound.max.x, worldBound.max.y,
worldBound.min.z),
IECore.V3f(worldBound.max.x, worldBound.min.y,
worldBound.min.z),
IECore.V3f(worldBound.max.x, worldBound.min.y,
worldBound.max.z),
IECore.V3f(worldBound.max.x, worldBound.max.y,
worldBound.max.z),
]:
rp = view.viewportGadget().worldToRasterSpace(p)
if not screen.intersects(rp):
return False
return True
self.assertFalse(cameraContains(script["Group"]["out"], "/group"))
self.assertFalse(
cameraContains(script["Group"]["out"], "/group/sphere"))
self.assertFalse(
cameraContains(script["Group"]["out"], "/group/sphere1"))
view.frame(GafferScene.PathMatcher(["/group/sphere"]),
direction=IECore.V3f(0, 0, 1))
self.assertFalse(cameraContains(script["Group"]["out"], "/group"))
self.assertTrue(cameraContains(script["Group"]["out"],
"/group/sphere"))
self.assertFalse(
cameraContains(script["Group"]["out"], "/group/sphere1"))
view.frame(GafferScene.PathMatcher(["/group/sphere1"]),
direction=IECore.V3f(0, 0, 1))
self.assertFalse(cameraContains(script["Group"]["out"], "/group"))
self.assertFalse(
cameraContains(script["Group"]["out"], "/group/sphere"))
self.assertTrue(
cameraContains(script["Group"]["out"], "/group/sphere1"))
view.frame(GafferScene.PathMatcher(["/group/sp*"]),
direction=IECore.V3f(0, 0, 1))
self.assertTrue(cameraContains(script["Group"]["out"], "/group"))
self.assertTrue(cameraContains(script["Group"]["out"],
"/group/sphere"))
self.assertTrue(
cameraContains(script["Group"]["out"], "/group/sphere1"))
def testSwitch(self):
# Build a scene with a sphere, a plane, and
# a filter switch controlling an attribute
# assignment. Index 0 should assign to the
# plane and index 1 should assign to the
# sphere.
script = Gaffer.ScriptNode()
script["plane"] = GafferScene.Plane()
script["sphere"] = GafferScene.Sphere()
script["group"] = GafferScene.Group()
script["group"]["in"][0].setInput(script["plane"]["out"])
script["group"]["in"][1].setInput(script["sphere"]["out"])
script["planeSet"] = GafferScene.Set()
script["planeSet"]["paths"].setValue(
IECore.StringVectorData(["/group/plane"]))
script["planeSet"]["in"].setInput(script["group"]["out"])
script["attributes"] = GafferScene.StandardAttributes()
script["attributes"]["attributes"]["visibility"]["enabled"].setValue(
True)
script["attributes"]["in"].setInput(script["planeSet"]["out"])
script["setFilter"] = GafferScene.SetFilter()
script["setFilter"]["setExpression"].setValue("set")
script["pathFilter"] = GafferScene.PathFilter()
script["pathFilter"]["paths"].setValue(
IECore.StringVectorData(["/group/sphere"]))
script["switchFilter"] = GafferScene.FilterSwitch()
script["switchFilter"]["in"][0].setInput(script["setFilter"]["out"])
script["switchFilter"]["in"][1].setInput(script["pathFilter"]["out"])
script["attributes"]["filter"].setInput(script["switchFilter"]["out"])
# Check that we get the assignments we expect for each index.
self.assertEqual(
len(script["attributes"]["out"].attributes("/group/plane")), 1)
self.assertEqual(
len(script["attributes"]["out"].attributes("/group/sphere")), 0)
script["switchFilter"]["index"].setValue(1)
self.assertEqual(
len(script["attributes"]["out"].attributes("/group/plane")), 0)
self.assertEqual(
len(script["attributes"]["out"].attributes("/group/sphere")), 1)
# Check that we get dirtiness signalled when changing the
# index.
cs = GafferTest.CapturingSlot(script["attributes"].plugDirtiedSignal())
self.assertEqual(len(cs), 0)
script["switchFilter"]["index"].setValue(0)
self.assertTrue(script["attributes"]["out"] in [c[0] for c in cs])
# Check that we get dirtiness signalled for the attributes
# when changing the set used by the set filter.
del cs[:]
script["planeSet"]["paths"].setValue(
IECore.StringVectorData(["/group", "/group/plane"]))
self.assertTrue(
script["attributes"]["out"]["attributes"] in [c[0] for c in cs])
# But also check that we don't get it signalled unnecessarily when
# the set filter isn't the current index.
script["switchFilter"]["index"].setValue(1)
del cs[:]
script["planeSet"]["paths"].setValue(
IECore.StringVectorData(["/group/plane"]))
self.assertFalse(
script["attributes"]["out"]["attributes"] in [c[0] for c in cs])
# Now check that we can use expressions successfully on the index.
script["expression"] = Gaffer.Expression()
script["expression"].setExpression(
'parent["switchFilter"]["index"] = int( context.getFrame() )')
with script.context():
script.context().setFrame(0)
self.assertEqual(
len(script["attributes"]["out"].attributes("/group/plane")), 1)
self.assertEqual(
len(script["attributes"]["out"].attributes("/group/sphere")),
0)
script.context().setFrame(1)
self.assertEqual(
len(script["attributes"]["out"].attributes("/group/plane")), 0)
self.assertEqual(
len(script["attributes"]["out"].attributes("/group/sphere")),
1)
# Now we have an expression based on the context, changing the upstream set should
# always signal dirtiness for the attributes, because we don't know which index
# the switch will use until we actually compute.
del cs[:]
script["planeSet"]["paths"].setValue(
IECore.StringVectorData(["/group", "/group/plane"]))
self.assertTrue(
script["attributes"]["out"]["attributes"] in [c[0] for c in cs])