def testMetadataLoading( self ) : os.environ["ARNOLD_PLUGIN_PATH"] = os.path.join( os.path.dirname( __file__ ), "metadata" ) with IECoreArnold.UniverseBlock( writable = True ) : pass with IECoreArnold.UniverseBlock( writable = False ) : e = arnold.AiNodeEntryLookUp( "options" ) s = arnold.AtStringReturn() i = ctypes.c_int() arnold.AiMetaDataGetStr( e, "", "cortex.testString", s ) self.assertEqual( arnold.AtStringToStr( s ), "test" ) arnold.AiMetaDataGetInt( e, "", "cortex.testInt", i ) self.assertEqual( i.value, 25 ) arnold.AiMetaDataGetStr( e, "AA_samples", "cortex.testString", s ) self.assertEqual( arnold.AtStringToStr( s ), "test2" ) arnold.AiMetaDataGetInt( e, "AA_samples", "cortex.testInt", i ) self.assertEqual( i.value, 12 )
def testReadOnlyUniverseDoesntPreventWritableUniverseCleanup(self):
with IECoreArnold.UniverseBlock(writable=False):
with IECoreArnold.UniverseBlock(writable=True):
node = arnold.AiNode("polymesh")
arnold.AiNodeSetStr(node, "name", "test")
self.assertEqual(arnold.AiNodeLookUpByName("test"), None)
def test( self ) : self.failIf( arnold.AiUniverseIsActive() ) with IECoreArnold.UniverseBlock( writable = False ) : self.failUnless( arnold.AiUniverseIsActive() ) with IECoreArnold.UniverseBlock( writable = False ) : self.failUnless( arnold.AiUniverseIsActive() ) self.failUnless( arnold.AiUniverseIsActive() )
def test(self):
self.assertFalse(arnold.AiUniverseIsActive())
with IECoreArnold.UniverseBlock(writable=False):
self.assertTrue(arnold.AiUniverseIsActive())
with IECoreArnold.UniverseBlock(writable=False):
self.assertTrue(arnold.AiUniverseIsActive())
self.assertTrue(arnold.AiUniverseIsActive())
def test(self):
if not self.__usingMultipleUniverses:
self.assertFalse(arnold.AiUniverseIsActive())
with IECoreArnold.UniverseBlock(writable=False):
self.assertTrue(arnold.AiUniverseIsActive())
with IECoreArnold.UniverseBlock(writable=False):
self.assertTrue(arnold.AiUniverseIsActive())
self.assertTrue(arnold.AiUniverseIsActive())
def testConvertPerspective( self ) :
with IECoreArnold.UniverseBlock( writable = True ) :
c = IECoreScene.Camera(
parameters = {
"projection" : "perspective",
"focalLength" : 1 / ( 2.0 * math.tan( 0.5 * math.radians( 45 ) ) ),
"resolution" : imath.V2i( 512 ),
"aperture" : imath.V2f( 2, 1 )
}
)
n = IECoreArnold.NodeAlgo.convert( c, "testCamera" )
screenWindow = c.frustum()
self.assertTrue( arnold.AiNodeEntryGetName( arnold.AiNodeGetNodeEntry( n ) ), "persp_camera" )
screenWindowMult = math.tan( 0.5 * math.radians( arnold.AiNodeGetFlt( n, "fov" ) ) )
self.assertAlmostEqual( screenWindowMult * arnold.AiNodeGetVec2( n, "screen_window_min" ).x, screenWindow.min()[0], 6 )
self.assertAlmostEqual( screenWindowMult * arnold.AiNodeGetVec2( n, "screen_window_min" ).y, screenWindow.min()[1], 6 )
self.assertAlmostEqual( screenWindowMult * arnold.AiNodeGetVec2( n, "screen_window_max" ).x, screenWindow.max()[0], 6 )
self.assertAlmostEqual( screenWindowMult * arnold.AiNodeGetVec2( n, "screen_window_max" ).y, screenWindow.max()[1], 6 )
# For perspective cameras, we set a FOV value that drives the effective screen window.
# As long as pixels aren't distorted, and there is no aperture offset,
# applying Arnold's automatic screen window computation to a default screen window
# should give us the correct result
self.assertEqual( arnold.AiNodeGetVec2( n, "screen_window_min" ).x, -1.0 )
self.assertEqual( arnold.AiNodeGetVec2( n, "screen_window_min" ).y, -1.0 )
self.assertEqual( arnold.AiNodeGetVec2( n, "screen_window_max" ).x, 1.0 )
self.assertEqual( arnold.AiNodeGetVec2( n, "screen_window_max" ).y, 1.0 )
def testAdditionalUVs(self):
m = IECoreScene.MeshPrimitive.createPlane(
imath.Box2f(imath.V2f(-1), imath.V2f(1)))
m["myMap"] = m["uv"]
uvData = m["myMap"].data
indicesData = m["myMap"].indices
with IECoreArnold.UniverseBlock(writable=True) as universe:
n = IECoreArnold.NodeAlgo.convert(m, universe, "testMesh")
uvs = arnold.AiNodeGetArray(n, "myMap")
self.assertEqual(arnold.AiArrayGetNumElements(uvs.contents), 4)
uvIndices = arnold.AiNodeGetArray(n, "myMapidxs")
self.assertEqual(arnold.AiArrayGetNumElements(uvIndices.contents),
4)
for i in range(0, 4):
p = arnold.AiArrayGetVec2(uvs, i)
self.assertEqual(arnold.AiArrayGetVec2(uvs, i),
arnold.AtVector2(uvData[i][0], uvData[i][1]))
self.assertEqual(arnold.AiArrayGetInt(uvIndices, i),
indicesData[i])
def testVertexUVs(self):
c = IECoreScene.CurvesPrimitive(IECore.IntVectorData([2, 2]),
IECore.CubicBasisf.linear())
c["P"] = IECoreScene.PrimitiveVariable(
IECoreScene.PrimitiveVariable.Interpolation.Vertex,
IECore.V3fVectorData([imath.V3f(x, 0, 0) for x in range(0, 4)]))
c["uv"] = IECoreScene.PrimitiveVariable(
IECoreScene.PrimitiveVariable.Interpolation.Vertex,
IECore.V2fVectorData([
imath.V2f(1, 2),
imath.V2f(3, 4),
imath.V2f(5, 6),
imath.V2f(7, 8),
], IECore.GeometricData.Interpretation.UV))
with IECoreArnold.UniverseBlock(writable=True) as universe:
n = IECoreArnold.NodeAlgo.convert(c, universe, "testCurve")
uvs = arnold.AiNodeGetArray(n, "uvs").contents
self.assertEqual(arnold.AiArrayGetNumElements(uvs), 4)
self.assertEqual(arnold.AiArrayGetVec2(uvs, 0),
arnold.AtVector2(1, 2))
self.assertEqual(arnold.AiArrayGetVec2(uvs, 1),
arnold.AtVector2(3, 4))
self.assertEqual(arnold.AiArrayGetVec2(uvs, 2),
arnold.AtVector2(5, 6))
self.assertEqual(arnold.AiArrayGetVec2(uvs, 3),
arnold.AtVector2(7, 8))
def testMotion(self):
c1 = IECoreScene.CurvesPrimitive(IECore.IntVectorData([4]))
c2 = IECoreScene.CurvesPrimitive(IECore.IntVectorData([4]))
c1["P"] = IECoreScene.PrimitiveVariable(
IECoreScene.PrimitiveVariable.Interpolation.Vertex,
IECore.V3fVectorData([imath.V3f(1)] * 4),
)
c2["P"] = IECoreScene.PrimitiveVariable(
IECoreScene.PrimitiveVariable.Interpolation.Vertex,
IECore.V3fVectorData([imath.V3f(2)] * 4),
)
with IECoreArnold.UniverseBlock(writable=True) as universe:
n = IECoreArnold.NodeAlgo.convert([c1, c2], -0.25, 0.25, universe,
"testCurve")
a = arnold.AiNodeGetArray(n, "points")
self.assertEqual(arnold.AiArrayGetNumElements(a.contents), 4)
self.assertEqual(arnold.AiArrayGetNumKeys(a.contents), 2)
for i in range(0, 4):
self.assertEqual(arnold.AiArrayGetVec(a, i),
arnold.AtVector(1))
for i in range(4, 8):
self.assertEqual(arnold.AiArrayGetVec(a, i),
arnold.AtVector(2))
self.assertEqual(arnold.AiNodeGetFlt(n, "motion_start"), -0.25)
self.assertEqual(arnold.AiNodeGetFlt(n, "motion_end"), 0.25)
def testUVs(self):
m = IECoreScene.MeshPrimitive.createPlane(
imath.Box2f(imath.V2f(-1), imath.V2f(1)))
m["uv"] = IECoreScene.PrimitiveVariable(
IECoreScene.PrimitiveVariable.Interpolation.FaceVarying,
m["uv"].expandedData())
uvData = m["uv"].data
with IECoreArnold.UniverseBlock(writable=True) as universe:
n = IECoreArnold.NodeAlgo.convert(m, universe, "testMesh")
uvs = arnold.AiNodeGetArray(n, "uvlist")
self.assertEqual(arnold.AiArrayGetNumElements(uvs.contents), 4)
uvIndices = arnold.AiNodeGetArray(n, "uvidxs")
self.assertEqual(arnold.AiArrayGetNumElements(uvIndices.contents),
4)
for i in range(0, 4):
p = arnold.AiArrayGetVec2(uvs, i)
self.assertEqual(arnold.AiArrayGetVec2(uvs, i),
arnold.AtVector2(uvData[i][0], uvData[i][1]))
self.assertEqual(arnold.AiArrayGetInt(uvIndices, i), i)
def testDoubleData(self):
with IECoreArnold.UniverseBlock(writable=True):
n = arnold.AiNode("standard_surface")
IECoreArnold.ParameterAlgo.setParameter(n, "base",
IECore.DoubleData(0.25))
self.assertEqual(arnold.AiNodeGetFlt(n, "base"), 0.25)
IECoreArnold.ParameterAlgo.setParameter(n, "customFloat",
IECore.DoubleData(0.25))
self.assertEqual(arnold.AiNodeGetFlt(n, "customFloat"), 0.25)
IECoreArnold.ParameterAlgo.setParameter(
n, "customMatrix",
IECore.M44dData(
imath.M44d(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
15, 16)))
m = arnold.AiNodeGetMatrix(n, "customMatrix")
self.assertEqual(
[list(i) for i in m.data],
[[1, 2, 3, 4], [5, 6, 7, 8], [9, 10, 11, 12], [13, 14, 15, 16]
],
)
def testLightFilters(self):
s = Gaffer.ScriptNode()
s["lightFilter"] = GafferArnold.ArnoldLightFilter()
s["lightFilter"].loadShader("light_blocker")
s["attributes"] = GafferScene.StandardAttributes()
s["attributes"]["in"].setInput(s["lightFilter"]["out"])
s["attributes"]["attributes"]["filteredLights"]["enabled"].setValue(
True)
s["attributes"]["attributes"]["filteredLights"]["value"].setValue(
"defaultLights")
s["light"] = GafferArnold.ArnoldLight()
s["light"].loadShader("point_light")
s["gobo"] = GafferArnold.ArnoldShader()
s["gobo"].loadShader("gobo")
s["assignment"] = GafferScene.ShaderAssignment()
s["assignment"]["in"].setInput(s["light"]["out"])
s["assignment"]["shader"].setInput(s["gobo"]["out"])
s["group"] = GafferScene.Group()
s["group"]["in"][0].setInput(s["attributes"]["out"])
s["group"]["in"][1].setInput(s["assignment"]["out"])
s["render"] = GafferArnold.ArnoldRender()
s["render"]["in"].setInput(s["group"]["out"])
s["render"]["mode"].setValue(s["render"].Mode.SceneDescriptionMode)
s["render"]["fileName"].setValue(self.temporaryDirectory() +
"/test.ass")
s["render"]["task"].execute()
with IECoreArnold.UniverseBlock(writable=True):
arnold.AiASSLoad(self.temporaryDirectory() + "/test.ass")
light = arnold.AiNodeLookUpByName("light:/group/light")
linkedFilters = arnold.AiNodeGetArray(light, "filters")
numFilters = arnold.AiArrayGetNumElements(linkedFilters.contents)
self.assertEqual(numFilters, 2)
linkedFilter = arnold.cast(arnold.AiArrayGetPtr(linkedFilters, 0),
arnold.POINTER(arnold.AtNode))
linkedGobo = arnold.cast(arnold.AiArrayGetPtr(linkedFilters, 1),
arnold.POINTER(arnold.AtNode))
self.assertEqual(arnold.AiNodeGetName(linkedFilter),
"lightFilter:/group/lightFilter")
self.assertEqual(
arnold.AiNodeEntryGetName(
arnold.AiNodeGetNodeEntry(linkedFilter)), "light_blocker")
self.assertEqual(
arnold.AiNodeEntryGetName(
arnold.AiNodeGetNodeEntry(linkedGobo)), "gobo")
def testPointTypePrimitiveVariables(self):
# make sure that we can add prim vars of both vector and point type, and differentiate between the two.
m = IECoreScene.MeshPrimitive.createPlane(
imath.Box2f(imath.V2f(-1), imath.V2f(1)))
points = IECore.V3fVectorData([])
IECore.setGeometricInterpretation(
points, IECore.GeometricData.Interpretation.Point)
m["points"] = IECoreScene.PrimitiveVariable(
IECoreScene.PrimitiveVariable.Interpolation.Vertex, points)
vectors = IECore.V3fVectorData([])
IECore.setGeometricInterpretation(
vectors, IECore.GeometricData.Interpretation.Vector)
m["vectors"] = IECoreScene.PrimitiveVariable(
IECoreScene.PrimitiveVariable.Interpolation.Vertex, vectors)
with IECoreArnold.UniverseBlock(writable=True) as universe:
node = IECoreArnold.NodeAlgo.convert(m, universe, "testMesh")
p = arnold.AiNodeGetArray(node, "points")
self.assertEqual(arnold.AiArrayGetType(p.contents),
arnold.AI_TYPE_VECTOR)
v = arnold.AiNodeGetArray(node, "vectors")
self.assertEqual(arnold.AiArrayGetType(v.contents),
arnold.AI_TYPE_VECTOR)
def testConvertPerspective(self):
with IECoreArnold.UniverseBlock(writable=True):
n = IECoreArnold.NodeAlgo.convert(
IECoreScene.Camera(
parameters={
"projection":
"perspective",
"projection:fov":
45.0,
"resolution":
imath.V2i(512),
"screenWindow":
imath.Box2f(imath.V2f(-1, -0.5), imath.V2f(1, 0.5))
}), "testCamera")
self.assertTrue(
arnold.AiNodeEntryGetName(arnold.AiNodeGetNodeEntry(n)),
"persp_camera")
self.assertEqual(arnold.AiNodeGetFlt(n, "fov"), 45.0)
self.assertEqual(arnold.AiNodeGetVec2(n, "screen_window_min"),
arnold.AtVector2(-1, -0.5))
self.assertEqual(arnold.AiNodeGetVec2(n, "screen_window_max"),
arnold.AtVector2(1, 0.5))
def testUserSuppliedHash( self ) : with IECoreArnold.UniverseBlock( writable = True ) : c = IECoreArnold.InstancingConverter() m1 = IECoreScene.MeshPrimitive.createPlane( imath.Box2f( imath.V2f( -1 ), imath.V2f( 1 ) ) ) m2 = IECoreScene.MeshPrimitive.createPlane( imath.Box2f( imath.V2f( -2 ), imath.V2f( 2 ) ) ) h1 = IECore.MurmurHash() h2 = IECore.MurmurHash() h1.append( 10 ) h2.append( 10 ) am1a = c.convert( m1, h1, "testMesh" ) self.assertEqual( arnold.AiNodeEntryGetName( arnold.AiNodeGetNodeEntry( am1a ) ), "polymesh" ) am1b = c.convert( m1, h1, "testInstance" ) self.assertEqual( arnold.AiNodeEntryGetName( arnold.AiNodeGetNodeEntry( am1b ) ), "ginstance" ) self.assertEqual( arnold.AiNodeGetPtr( am1b, "node" ), ctypes.addressof( am1a.contents ) ) am2a = c.convert( m2, h2, "testMesh" ) self.assertEqual( arnold.AiNodeEntryGetName( arnold.AiNodeGetNodeEntry( am2a ) ), "polymesh" ) am2b = c.convert( m2, h2, "testInstance" ) self.assertEqual( arnold.AiNodeEntryGetName( arnold.AiNodeGetNodeEntry( am2b ) ), "ginstance" ) self.assertEqual( arnold.AiNodeGetPtr( am2b, "node" ), ctypes.addressof( am2a.contents ) )
def testIndexedUVs(self):
m = IECore.MeshPrimitive.createPlane(
IECore.Box2f(IECore.V2f(-1), IECore.V2f(1)))
m["uv"] = IECore.PrimitiveVariable(
IECore.PrimitiveVariable.Interpolation.FaceVarying, m["uv"].data,
IECore.IntVectorData([0, 3, 1, 2]))
uvData = m["uv"].data
uvIds = m["uv"].indices
with IECoreArnold.UniverseBlock(writable=True):
n = IECoreArnold.NodeAlgo.convert(m, "testMesh")
uvs = arnold.AiNodeGetArray(n, "uvlist")
self.assertEqual(arnold.AiArrayGetNumElements(uvs.contents), 4)
uvIndices = arnold.AiNodeGetArray(n, "uvidxs")
self.assertEqual(arnold.AiArrayGetNumElements(uvIndices.contents),
4)
for i in range(0, 4):
aiUv = arnold.AiArrayGetVec2(uvs, i)
aiUVId = arnold.AiArrayGetInt(uvIndices, i)
aiIndexedUV = arnold.AiArrayGetVec2(uvs, aiUVId)
self.assertEqual(aiUVId, uvIds[i])
self.assertEqual(aiUv,
arnold.AtVector2(uvData[i][0], uvData[i][1]))
self.assertEqual(
aiIndexedUV,
arnold.AtVector2(uvData[uvIds[i]][0], uvData[uvIds[i]][1]))
def testDoubleData(self):
with IECoreArnold.UniverseBlock(writable=True):
n = arnold.AiNode("standard")
IECoreArnold.ParameterAlgo.setParameter(n, "Kd",
IECore.DoubleData(0.25))
self.assertEqual(arnold.AiNodeGetFlt(n, "Kd"), 0.25)
IECoreArnold.ParameterAlgo.setParameter(n, "customFloat",
IECore.DoubleData(0.25))
self.assertEqual(arnold.AiNodeGetFlt(n, "customFloat"), 0.25)
IECoreArnold.ParameterAlgo.setParameter(
n, "customMatrix",
IECore.M44dData(
IECore.M44d(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
15, 16)))
m = arnold.AtMatrix()
arnold.AiNodeGetMatrix(n, "customMatrix", m)
self.assertEqual(
[getattr(m, f[0]) for f in m._fields_],
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16],
)
def testMotion( self ) : c1 = IECore.CurvesPrimitive( IECore.IntVectorData( [ 4 ] ) ) c2 = IECore.CurvesPrimitive( IECore.IntVectorData( [ 4 ] ) ) c1["P"] = IECore.PrimitiveVariable( IECore.PrimitiveVariable.Interpolation.Vertex, IECore.V3fVectorData( [ IECore.V3f( 1 ) ] * 4 ), ) c2["P"] = IECore.PrimitiveVariable( IECore.PrimitiveVariable.Interpolation.Vertex, IECore.V3fVectorData( [ IECore.V3f( 2 ) ] * 4 ), ) with IECoreArnold.UniverseBlock() : n = IECoreArnold.NodeAlgo.convert( [ c1, c2 ], [ -0.25, 0.25 ] ) a = arnold.AiNodeGetArray( n, "points" ) self.assertEqual( a.contents.nelements, 4 ) self.assertEqual( a.contents.nkeys, 2 ) for i in range( 0, 4 ) : self.assertEqual( arnold.AiArrayGetPnt( a, i ), arnold.AtPoint( 1 ) ) for i in range( 4, 8 ) : self.assertEqual( arnold.AiArrayGetPnt( a, i ), arnold.AtPoint( 2 ) ) a = arnold.AiNodeGetArray( n, "deform_time_samples" ) self.assertEqual( a.contents.nelements, 2 ) self.assertEqual( a.contents.nkeys, 1 ) self.assertEqual( arnold.AiArrayGetFlt( a, 0 ), -0.25 ) self.assertEqual( arnold.AiArrayGetFlt( a, 1 ), 0.25 )
def testIndexedFaceVaryingPrimitiveVariables(self):
m = IECoreScene.MeshPrimitive.createPlane(
imath.Box2f(imath.V2f(-1), imath.V2f(1)),
imath.V2i(2, 1),
)
self.assertEqual(
m.variableSize(
IECoreScene.PrimitiveVariable.Interpolation.FaceVarying), 8)
m["myPrimVar"] = IECoreScene.PrimitiveVariable(
IECoreScene.PrimitiveVariable.Interpolation.FaceVarying,
IECore.FloatVectorData([5, 10]),
IECore.IntVectorData([0, 0, 0, 0, 1, 1, 1, 1]))
with IECoreArnold.UniverseBlock(writable=True) as universe:
n = IECoreArnold.NodeAlgo.convert(m, universe, "testMesh")
a = arnold.AiNodeGetArray(n, "myPrimVar")
ia = arnold.AiNodeGetArray(n, "myPrimVaridxs")
self.assertEqual(arnold.AiArrayGetNumElements(a.contents), 2)
self.assertEqual(arnold.AiArrayGetNumElements(ia.contents), 8)
for i in range(0, len(m["myPrimVar"].data)):
self.assertEqual(arnold.AiArrayGetFlt(a, i),
m["myPrimVar"].data[i])
for i in range(0, len(m["myPrimVar"].indices)):
self.assertEqual(arnold.AiArrayGetUInt(ia, i),
m["myPrimVar"].indices[i])
def testSampleDeduplication(self):
camera = IECoreScene.Camera()
camera.setProjection("perspective")
with IECoreArnold.UniverseBlock(writable=True):
animatedNode = IECoreArnold.NodeAlgo.convert([camera, camera], 1.0,
2.0, "samples")
node = IECoreArnold.NodeAlgo.convert(camera, "sample")
for parameter in [
"screen_window_min",
"screen_window_max",
"fov",
"aperture_size",
"focus_distance",
]:
if parameter.startswith("screen_"):
self.assertEqual(
arnold.AiNodeGetVec2(animatedNode, parameter).x,
arnold.AiNodeGetVec2(node, parameter).x)
self.assertEqual(
arnold.AiNodeGetVec2(animatedNode, parameter).y,
arnold.AiNodeGetVec2(node, parameter).y)
else:
self.assertEqual(
arnold.AiNodeGetFlt(animatedNode, parameter),
arnold.AiNodeGetFlt(node, parameter))
array = arnold.AiNodeGetArray(animatedNode, parameter)
self.assertEqual(arnold.AiArrayGetNumElements(array), 1)
self.assertEqual(arnold.AiArrayGetNumKeys(array), 1)
def testIndexedUniformPrimitiveVariables(self):
# We expect uniform indexed variables to be expanded out fully
# when converting to Arnold, because Arnold only supports indexing
# for FaceVarying variables.
m = IECoreScene.MeshPrimitive.createPlane(
imath.Box2f(imath.V2f(-1), imath.V2f(1)),
imath.V2i(4, 1),
)
self.assertEqual(
m.variableSize(
IECoreScene.PrimitiveVariable.Interpolation.Uniform), 4)
m["myPrimVar"] = IECoreScene.PrimitiveVariable(
IECoreScene.PrimitiveVariable.Interpolation.Uniform,
IECore.FloatVectorData([5, 10]), IECore.IntVectorData([0, 1, 0,
1]))
with IECoreArnold.UniverseBlock(writable=True) as universe:
n = IECoreArnold.NodeAlgo.convert(m, universe, "testMesh")
self.assertEqual(
arnold.AiNodeLookUpUserParameter(n, "myPrimVaridxs"), None)
a = arnold.AiNodeGetArray(n, "myPrimVar")
self.assertEqual(arnold.AiArrayGetNumElements(a.contents), 4)
for i in range(0, 4):
self.assertEqual(
arnold.AiArrayGetFlt(a, i),
m["myPrimVar"].data[m["myPrimVar"].indices[i]])
def testAdaptors( self ) : sphere = GafferScene.Sphere() def a() : result = GafferArnold.ArnoldAttributes() result["attributes"]["matte"]["enabled"].setValue( True ) result["attributes"]["matte"]["value"].setValue( True ) return result GafferScene.RendererAlgo.registerAdaptor( "Test", a ) sphere = GafferScene.Sphere() render = GafferArnold.ArnoldRender() render["in"].setInput( sphere["out"] ) 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" ) node = arnold.AiNodeLookUpByName( "/sphere" ) self.assertEqual( arnold.AiNodeGetBool( node, "matte" ), True )
def testColor4fVectorDataPrimimitiveVariable(self):
m = IECoreScene.MeshPrimitive.createPlane(
imath.Box2f(imath.V2f(-1), imath.V2f(1)))
m["myColor"] = IECoreScene.PrimitiveVariable(
IECoreScene.PrimitiveVariable.Interpolation.Vertex,
IECore.Color4fVectorData([
imath.Color4f(1, 0, 0, 1),
imath.Color4f(0, 2, 0, 0),
imath.Color4f(0, 0, 3, 0.25),
imath.Color4f(4, 0, 0, 1),
]))
with IECoreArnold.UniverseBlock(writable=True) as universe:
n = IECoreArnold.NodeAlgo.convert(m, universe, "testMesh")
a = arnold.AiNodeGetArray(n, "myColor")
self.assertEqual(arnold.AiArrayGetType(a.contents),
arnold.AI_TYPE_RGBA)
self.assertEqual(arnold.AiArrayGetNumElements(a.contents), 4)
self.assertEqual(arnold.AiArrayGetRGBA(a, 0),
arnold.AtRGBA(1, 0, 0, 1))
self.assertEqual(arnold.AiArrayGetRGBA(a, 1),
arnold.AtRGBA(0, 2, 0, 0))
self.assertEqual(arnold.AiArrayGetRGBA(a, 2),
arnold.AtRGBA(0, 0, 3, 0.25))
self.assertEqual(arnold.AiArrayGetRGBA(a, 3),
arnold.AtRGBA(4, 0, 0, 1))
def test(self):
with IECoreArnold.UniverseBlock(writable=True):
c = IECoreArnold.InstancingConverter()
m1 = IECore.MeshPrimitive.createPlane(
IECore.Box2f(IECore.V2f(-1), IECore.V2f(1)))
m2 = m1.copy()
m3 = IECore.MeshPrimitive.createPlane(
IECore.Box2f(IECore.V2f(-2), IECore.V2f(2)))
am1 = c.convert(m1)
self.assertEqual(
arnold.AiNodeEntryGetName(arnold.AiNodeGetNodeEntry(am1)),
"polymesh")
am2 = c.convert(m2)
self.assertEqual(
arnold.AiNodeEntryGetName(arnold.AiNodeGetNodeEntry(am2)),
"ginstance")
self.assertEqual(arnold.AiNodeGetPtr(am2, "node"),
ctypes.addressof(am1.contents))
am3 = c.convert(m3)
self.assertEqual(
arnold.AiNodeEntryGetName(arnold.AiNodeGetNodeEntry(am3)),
"polymesh")
def testIndexedUVs(self):
m = IECoreScene.MeshPrimitive.createPlane(
imath.Box2f(imath.V2f(-1), imath.V2f(1)))
uvData = m["uv"].data
uvIds = m["uv"].indices
with IECoreArnold.UniverseBlock(writable=True) as universe:
n = IECoreArnold.NodeAlgo.convert(m, universe, "testMesh")
uvs = arnold.AiNodeGetArray(n, "uvlist")
self.assertEqual(arnold.AiArrayGetNumElements(uvs.contents), 4)
uvIndices = arnold.AiNodeGetArray(n, "uvidxs")
self.assertEqual(arnold.AiArrayGetNumElements(uvIndices.contents),
4)
for i in range(0, 4):
aiUv = arnold.AiArrayGetVec2(uvs, i)
aiUVId = arnold.AiArrayGetInt(uvIndices, i)
aiIndexedUV = arnold.AiArrayGetVec2(uvs, aiUVId)
self.assertEqual(aiUVId, uvIds[i])
self.assertEqual(aiUv,
arnold.AtVector2(uvData[i][0], uvData[i][1]))
self.assertEqual(
aiIndexedUV,
arnold.AtVector2(uvData[uvIds[i]][0], uvData[uvIds[i]][1]))
def testIntData(self):
with IECoreArnold.UniverseBlock(writable=True):
n = arnold.AiNode("standard_surface")
IECoreArnold.ParameterAlgo.setParameter(n, "customInt",
IECore.IntData(42))
IECoreArnold.ParameterAlgo.setParameter(n, "customUInt",
IECore.UIntData(43))
IECoreArnold.ParameterAlgo.setParameter(
n, "customIntVectorData", IECore.IntVectorData([5, 6, 7]))
IECoreArnold.ParameterAlgo.setParameter(
n, "customUIntVectorData",
IECore.UIntVectorData([12, 2147483649]))
self.assertEqual(arnold.AiNodeGetInt(n, "customInt"), 42)
self.assertEqual(arnold.AiNodeGetUInt(n, "customUInt"), 43)
a = arnold.AiNodeGetArray(n, "customIntVectorData")
self.assertEqual(arnold.AiArrayGetNumElements(a.contents), 3)
self.assertEqual(arnold.AiArrayGetInt(a, 0), 5)
self.assertEqual(arnold.AiArrayGetInt(a, 1), 6)
self.assertEqual(arnold.AiArrayGetInt(a, 2), 7)
a = arnold.AiNodeGetArray(n, "customUIntVectorData")
self.assertEqual(arnold.AiArrayGetNumElements(a.contents), 2)
self.assertEqual(arnold.AiArrayGetUInt(a, 0), 12)
self.assertEqual(arnold.AiArrayGetUInt(a, 1), 2147483649)
def testFrameAndAASeed( self ) : options = GafferArnold.ArnoldOptions() render = GafferArnold.ArnoldRender() render["in"].setInput( options["out"] ) render["mode"].setValue( render.Mode.SceneDescriptionMode ) render["fileName"].setValue( self.temporaryDirectory() + "/test.ass" ) for frame in ( 1, 2, 2.8, 3.2 ) : for seed in ( None, 3, 4 ) : with Gaffer.Context() as c : c.setFrame( frame ) options["options"]["aaSeed"]["enabled"].setValue( seed is not None ) options["options"]["aaSeed"]["value"].setValue( seed or 1 ) render["task"].execute() with IECoreArnold.UniverseBlock( writable = True ) : arnold.AiASSLoad( self.temporaryDirectory() + "/test.ass" ) self.assertEqual( arnold.AiNodeGetInt( arnold.AiUniverseGetOptions(), "AA_seed" ), seed or round( frame ) )
def testMode(self):
with IECoreArnold.UniverseBlock(writable=True):
p = IECore.PointsPrimitive(
IECore.V3fVectorData([IECore.V3f(i) for i in range(0, 10)]))
n = IECoreArnold.NodeAlgo.convert(p)
self.assertEqual(arnold.AiNodeGetStr(n, "mode"), "disk")
p["type"] = IECore.PrimitiveVariable(
IECore.PrimitiveVariable.Interpolation.Constant, "particle")
n = IECoreArnold.NodeAlgo.convert(p)
self.assertEqual(arnold.AiNodeGetStr(n, "mode"), "disk")
p["type"] = IECore.PrimitiveVariable(
IECore.PrimitiveVariable.Interpolation.Constant, "disk")
n = IECoreArnold.NodeAlgo.convert(p)
self.assertEqual(arnold.AiNodeGetStr(n, "mode"), "disk")
p["type"] = IECore.PrimitiveVariable(
IECore.PrimitiveVariable.Interpolation.Constant, "sphere")
n = IECoreArnold.NodeAlgo.convert(p)
self.assertEqual(arnold.AiNodeGetStr(n, "mode"), "sphere")
p["type"] = IECore.PrimitiveVariable(
IECore.PrimitiveVariable.Interpolation.Constant, "patch")
n = IECoreArnold.NodeAlgo.convert(p)
self.assertEqual(arnold.AiNodeGetStr(n, "mode"), "quad")
def appendShaders(menuDefinition, prefix="/Arnold"):
with IECoreArnold.UniverseBlock():
it = arnold.AiUniverseGetNodeEntryIterator(arnold.AI_NODE_SHADER
| arnold.AI_NODE_LIGHT)
while not arnold.AiNodeEntryIteratorFinished(it):
nodeEntry = arnold.AiNodeEntryIteratorGetNext(it)
shaderName = arnold.AiNodeEntryGetName(nodeEntry)
displayName = " ".join(
[IECore.CamelCase.toSpaced(x) for x in shaderName.split("_")])
if arnold.AiNodeEntryGetType(nodeEntry) == arnold.AI_NODE_SHADER:
menuPath = prefix + "/Shader/" + displayName
nodeType = GafferArnold.ArnoldShader
else:
menuPath = prefix + "/Light/" + displayName
nodeType = GafferArnold.ArnoldLight
menuDefinition.append(
menuPath, {
"command":
GafferUI.NodeMenu.nodeCreatorWrapper(
IECore.curry(__shaderCreator, shaderName, nodeType)),
})
arnold.AiNodeEntryIteratorDestroy(it)
arnold.AiEnd()
def test(self):
network = IECoreScene.ShaderNetwork(shaders={
"noiseHandle":
IECoreScene.Shader("noise"),
"flatHandle":
IECoreScene.Shader("flat"),
},
connections=[
(("noiseHandle", ""),
("flatHandle", "color")),
],
output="flatHandle")
with IECoreArnold.UniverseBlock(writable=True):
nodes = IECoreArnoldPreview.ShaderNetworkAlgo.convert(
network, "test")
self.assertEqual(len(nodes), 2)
self.assertEqual(
arnold.AiNodeEntryGetName(arnold.AiNodeGetNodeEntry(nodes[0])),
"noise")
self.assertEqual(
arnold.AiNodeEntryGetName(arnold.AiNodeGetNodeEntry(nodes[1])),
"flat")
self.assertEqual(arnold.AiNodeGetName(nodes[0]),
"test:noiseHandle")
self.assertEqual(arnold.AiNodeGetName(nodes[1]), "test")
self.assertEqual(
ctypes.addressof(
arnold.AiNodeGetLink(nodes[1], "color").contents),
ctypes.addressof(nodes[0].contents))