def testAutomaticInstancing( self ) :
m = MeshPrimitive.createPlane( Box2f( V2f( -1 ), V2f( 1 ) ) )
r = IECoreRI.Renderer( "test/IECoreRI/output/instancing.rib" )
with WorldBlock( r ) :
# check auto instancing is on by default, and turn it off:
self.assertEqual( r.getAttribute("ri:automaticInstancing"), BoolData(True))
r.setAttribute("ri:automaticInstancing", BoolData(False))
m.render( r )
m.render( r )
rib = "".join( open( "test/IECoreRI/output/instancing.rib" ).readlines() )
self.assertEqual( rib.count( "ObjectBegin" ), 0 )
self.assertEqual( rib.count( "PointsGeneralPolygons" ), 2 )
r = IECoreRI.Renderer( "test/IECoreRI/output/instancing.rib" )
with WorldBlock( r ) :
r.setAttribute( "ri:automaticInstancing", True )
m.render( r )
m.render( r )
rib = "".join( open( "test/IECoreRI/output/instancing.rib" ).readlines() )
self.assertEqual( rib.count( "ObjectBegin" ), 1 )
self.assertEqual( rib.count( "PointsGeneralPolygons" ), 1 )
self.assertEqual( rib.count( "ObjectInstance" ), 2 )
def testInstancingAcrossProcedurals(self):
class InstanceInheritingProcedural(Renderer.Procedural):
def __init__(self, root=True):
Renderer.Procedural.__init__(self)
self.__root = root
def bound(self):
return Box3f(V3f(-1), V3f(1))
def render(self, renderer):
if self.__root:
renderer.instanceBegin("myLovelySphere", {})
renderer.sphere(1, -1, 1, 360, {})
renderer.instanceEnd()
renderer.procedural(InstanceInheritingProcedural(False))
else:
renderer.instance("myLovelySphere")
def hash(self):
h = MurmurHash()
return h
# test writing a rib
r = IECoreRI.Renderer("test/IECoreRI/output/instancing.rib")
with WorldBlock(r):
# disable auto instancing, as we're testing explicit instancing:
r.setAttribute("ri:automaticInstancing", BoolData(False))
r.procedural(InstanceInheritingProcedural())
rib = "".join(open("test/IECoreRI/output/instancing.rib").readlines())
self.failUnless("ObjectInstance \"myLovelySphere\"" in rib)
# test doing an actual render
r = IECoreRI.Renderer("")
r.display(
"test", "ieDisplay", "rgba", {
"driverType": StringData("ImageDisplayDriver"),
"handle": StringData("myLovelySphere"),
"quantize": FloatVectorData([0, 0, 0, 0]),
})
with WorldBlock(r):
# disable auto instancing, as we're testing explicit instancing:
r.setAttribute("ri:automaticInstancing", BoolData(False))
r.concatTransform(M44f.createTranslated(V3f(0, 0, -10)))
r.procedural(InstanceInheritingProcedural())
image = IECoreImage.ImageDisplayDriver.removeStoredImage(
"myLovelySphere")
dimensions = image.dataWindow.size() + V2i(1)
index = dimensions.x * int(dimensions.y * 0.5) + int(
dimensions.x * 0.5)
self.failUnless(image["R"][index] > 0.95)
def testMesh( self ) :
"""Check that anticlockwise winding order is considered front facing by default."""
# render a single sided plane that shouldn't be backface culled
r = IECoreRI.Renderer( "" )
r.display( "test/IECoreRI/output/testOrientation.tif", "tiff", "rgba", {} )
r.worldBegin()
r.setAttribute( "doubleSided", IECore.BoolData( False ) )
r.concatTransform( IECore.M44f.createTranslated( IECore.V3f( 0, 0, -5 ) ) )
self.makePlane().render( r )
r.worldEnd()
# check that something appears in the output image
i = IECore.Reader.create( "test/IECoreRI/output/testOrientation.tif" ).read()
dimensions = i.dataWindow.size() + IECore.V2i( 1 )
index = dimensions.x * int(dimensions.y * 0.5) + int(dimensions.x * 0.5)
self.assertEqual( i["A"][index], 1 )
del r
# render a plane that should be backface culled
r = IECoreRI.Renderer( "" )
r.display( "test/IECoreRI/output/testOrientation.tif", "tiff", "rgba", {} )
r.worldBegin()
r.setAttribute( "doubleSided", IECore.BoolData( False ) )
r.concatTransform( IECore.M44f.createTranslated( IECore.V3f( 0, 0, -5 ) ) )
r.concatTransform( IECore.M44f.createRotated( IECore.V3f( 0, math.pi, 0 ) ) )
self.makePlane().render( r )
r.worldEnd()
# check that nothing appears in the output image
i = IECore.Reader.create( "test/IECoreRI/output/testOrientation.tif" ).read()
dimensions = i.dataWindow.size() + IECore.V2i( 1 )
index = dimensions.x * int(dimensions.y * 0.5) + int(dimensions.x * 0.5)
self.assertEqual( i["A"][index], 0 )
def test( self ) :
self.assertEqual( os.system( "shaderdl -o test/IECoreRI/shaders/tex.sdl test/IECoreRI/shaders/tex.sl" ), 0 )
r = IECoreRI.Renderer( "" )
r.display( "test/IECoreRI/output/testTextureOrientation1.tif", "tiff", "rgba", {} )
r.worldBegin()
r.concatTransform( IECore.M44f.createTranslated( IECore.V3f( 0, 0, -5 ) ) )
r.shader( "surface", "st", {} )
IECore.MeshPrimitive.createPlane( IECore.Box2f( IECore.V2f( -1 ), IECore.V2f( 1 ) ) ).render( r )
r.worldEnd()
del r
r = IECoreRI.Renderer( "" )
r.display( "test/IECoreRI/output/testTextureOrientation2.tif", "tiff", "rgba", {} )
r.setOption( "ri:searchpath:texture", IECore.StringData( "@:." ) )
r.worldBegin()
r.concatTransform( IECore.M44f.createTranslated( IECore.V3f( 0, 0, -5 ) ) )
r.shader( "surface", "test/IECoreRI/shaders/tex", {} )
IECore.MeshPrimitive.createPlane( IECore.Box2f( IECore.V2f( -1 ), IECore.V2f( 1 ) ) ).render( r )
r.worldEnd()
ie = IECore.ImageReader.create( "test/IECoreRI/data/textureOrientationImages/expected.tif" ).read()
i1 = IECore.ImageReader.create( "test/IECoreRI/output/testTextureOrientation1.tif" ).read()
i2 = IECore.ImageReader.create( "test/IECoreRI/output/testTextureOrientation2.tif" ).read()
testOp = IECore.ImageDiffOp()
self.assert_( not testOp( imageA=ie, imageB=i1, maxError=0.003 ).value )
self.assert_( not testOp( imageA=ie, imageB=i2, maxError=0.003 ).value )
def testInstancingAcrossProcedurals( self ) :
class InstanceInheritingProcedural( Renderer.Procedural ) :
def __init__( self, root = True ) :
Renderer.Procedural.__init__( self )
self.__root = root
def bound( self ) :
return Box3f( V3f( -1 ), V3f( 1 ) )
def render( self, renderer ) :
if self.__root :
renderer.instanceBegin( "myLovelySphere", {} )
renderer.sphere( 1, -1, 1, 360, {} )
renderer.instanceEnd()
renderer.procedural( InstanceInheritingProcedural( False ) )
else :
renderer.instance( "myLovelySphere" )
def hash( self ) :
h = MurmurHash()
return h
# test writing a rib
r = IECoreRI.Renderer( "test/IECoreRI/output/instancing.rib" )
with WorldBlock( r ) :
r.procedural( InstanceInheritingProcedural() )
rib = "".join( open( "test/IECoreRI/output/instancing.rib" ).readlines() )
self.failUnless( "ObjectInstance \"myLovelySphere\"" in rib )
# test doing an actual render
r = IECoreRI.Renderer( "" )
r.display( "test", "ie", "rgba",
{
"driverType" : StringData( "ImageDisplayDriver" ),
"handle" : StringData( "myLovelySphere" ),
"quantize" : FloatVectorData( [ 0, 0, 0, 0 ] ),
}
)
with WorldBlock( r ) :
r.concatTransform( M44f.createTranslated( V3f( 0, 0, -10 ) ) )
r.procedural( InstanceInheritingProcedural() )
image = ImageDisplayDriver.removeStoredImage( "myLovelySphere" )
e = ImagePrimitiveEvaluator( image )
r = e.createResult()
e.pointAtUV( V2f( 0.5 ), r )
self.failUnless( r.floatPrimVar( image["R"] ) > 0.95 )
def test( self ) :
r = IECoreRI.Renderer( self.outputFileName )
r.worldBegin()
a = IECore.AttributeState()
a.attributes["ri:subsurface"] = IECore.CompoundData(
{
"visibility" : IECore.StringData( "test" ),
"meanfreepath" : IECore.Color3fData( IECore.Color3f( 1 ) ),
"reflectance" : IECore.Color3fData( IECore.Color3f( 0 ) ),
"refractionindex" : IECore.FloatData( 1.3 ),
"scale" : IECore.FloatData( 0.1 ),
"shadingrate" : IECore.FloatData( 10 ),
}
)
a.render( r )
r.worldEnd()
l = "".join( file( self.outputFileName ).readlines() )
p1 = l.find( 'Attribute "visibility" "string subsurface" [ "test" ]' )
p2 = l.find( 'Attribute "subsurface"' )
self.assertNotEqual( p1, -1 )
self.assertNotEqual( p2, -1 )
self.assert_( p2 > p1 )
for a in ( '"color meanfreepath" [ 1 1 1 ]', '"color reflectance" [ 0 0 0 ]', '"float refractionindex" [ 1.3 ]', '"float scale" [ 0.1 ]', '"float shadingrate" [ 10 ]' ) :
p3 = l.find( a )
self.assert_( p3 > p2 )
def testFlippingTransforms(self):
"""Check that flipping transforms are automatically compensated for."""
outputFileName = os.path.dirname(
__file__) + "/output/testOrientation.tif"
# render a single sided plane that shouldn't be backface culled, even though
# the negative transform has reversed the winding order
r = IECoreRI.Renderer("")
r.display(outputFileName, "tiff", "rgba", {})
r.camera("main", {"resolution": IECore.V2iData(IECore.V2i(256))})
r.worldBegin()
self.assertEqual(r.getAttribute("rightHandedOrientation"),
IECore.BoolData(True))
r.setAttribute("doubleSided", IECore.BoolData(False))
r.concatTransform(IECore.M44f.createTranslated(IECore.V3f(0, 0, -5)))
r.concatTransform(IECore.M44f.createScaled(IECore.V3f(-1, 1, 1)))
self.assertEqual(r.getAttribute("rightHandedOrientation"),
IECore.BoolData(False))
self.makePlane().render(r)
r.worldEnd()
# check that something appears in the output image
i = IECore.Reader.create(outputFileName).read()
e = IECore.PrimitiveEvaluator.create(i)
result = e.createResult()
a = e.A()
e.pointAtUV(IECore.V2f(0.5, 0.5), result)
self.assertEqual(result.floatPrimVar(a), 1)
def testAutomaticInstancingWithThreadedProcedurals( self ) : class PlaneProcedural( Renderer.Procedural ) : def __init__( self ) : Renderer.Procedural.__init__( self ) def bound( self ) : return Box3f( V3f( -10, -10, -0.01 ), V3f( 10, 10, 0.01 ) ) def render( self, renderer ) : MeshPrimitive.createPlane( Box2f( V2f( -10 ), V2f( 10 ) ) ).render( renderer ) def hash( self ) : h = MurmurHash() return h initThreads() r = IECoreRI.Renderer( "" ) with WorldBlock( r ) : r.setAttribute( "ri:automaticInstancing", True ) r.concatTransform( M44f.createTranslated( V3f( 0, 0, -20 ) ) ) for i in range( 0, 1000 ) : r.procedural( PlaneProcedural() )
def testAutomaticInstancingWithTransformMotionBlur( self ) : m = MeshPrimitive.createPlane( Box2f( V2f( -1 ), V2f( 1 ) ) ) r = IECoreRI.Renderer( "test/IECoreRI/output/instancing.rib" ) with WorldBlock( r ) : r.setAttribute( "ri:automaticInstancing", True ) with TransformBlock( r ): with MotionBlock( r, [ 0, 1 ] ) : r.setTransform( M44f.createTranslated( V3f( 0,0,0 ) ) ) r.setTransform( M44f.createTranslated( V3f( 1,0,0 ) ) ) m.render( r ) with TransformBlock( r ): with MotionBlock( r, [ 0, 1 ] ) : r.setTransform( M44f.createTranslated( V3f( 0,0,0 ) ) ) r.setTransform( M44f.createTranslated( V3f( 1,0,0 ) ) ) m.render( r ) rib = "".join( open( "test/IECoreRI/output/instancing.rib" ).readlines() ) self.assertEqual( rib.count( "ObjectBegin" ), 1 ) self.assertEqual( rib.count( "PointsGeneralPolygons" ), 1 ) self.assertEqual( rib.count( "ObjectInstance" ), 2 )
def testMotionBlurCameraRender(self):
r = IECoreRI.Renderer("")
r.display("test/IECoreRI/output/testCamera.tif", "tiff", "rgba", {})
with IECore.TransformBlock(r):
with IECore.MotionBlock(r, [0, 1]):
r.concatTransform(
IECore.M44f.createTranslated(IECore.V3f(-0.2, 0, 1)))
r.concatTransform(
IECore.M44f.createTranslated(IECore.V3f(0.2, 0, 1)))
r.camera("main", {"shutter": IECore.V2f(0, 1)})
with IECore.WorldBlock(r):
IECore.MeshPrimitive.createPlane(
IECore.Box2f(IECore.V2f(-0.1), IECore.V2f(0.1))).render(r)
# check that something appears in the output image
i = IECore.Reader.create("test/IECoreRI/output/testCamera.tif").read()
dimensions = i.dataWindow.size() + IECore.V2i(1)
index = dimensions.x * int(dimensions.y * 0.5) + int(
dimensions.x * 0.5)
self.assertTrue(i["A"][index] > 0) # something should be there
self.assertTrue(i["A"][index] < 1) # but it should be blurry
def testImmediateGeometryOnly(self):
r = IECoreRI.Renderer(
"test/IECoreRI/output/testParameterisedProcedural.rib")
r.worldBegin()
t = TeapotProcedural()
t.render(r,
inAttributeBlock=False,
withState=False,
withGeometry=True,
immediateGeometry=True)
r.worldEnd()
self.checkContents(
"test/IECoreRI/output/testParameterisedProcedural.rib",
[
"Geometry \"teapot\"",
],
[
"AttributeBegin",
"Attribute \"visibility\" \"int diffuse\" [ 1 ]",
"AttributeEnd",
],
)
self.assertEqual(t.renderStateCalled, False)
self.assertEqual(t.boundCalled, False)
self.assertEqual(t.renderCalled, True)
def testAttributes( self ) : tests = [ # format is : name value expectedRib getAttributeShouldWork ( "ri:shadingRate", FloatData( 2 ), "ShadingRate 2", True ), ( "ri:matte", BoolData( 0 ), "Matte 0", True ), ( "ri:matte", BoolData( 1 ), "Matte 1", True ), ( "user:whatever", StringData( "whatever" ), "Attribute \"user\" \"string whatever\" [ \"whatever\" ]", True ), ( "color", Color3fData( Color3f( 1, 2, 3 ) ), "Color [ 1 2 3 ]", False ), ( "opacity", Color3fData( Color3f( 0, 1, 0 ) ), "Opacity [ 0 1 0 ]", False ), ( "doubleSided", BoolData( False ), "Sides 1", False ), ( "ri:geometricApproximation:motionFactor", FloatData( 1 ), "GeometricApproximation \"motionfactor\" 1", False ), ( "ri:geometricApproximation:focusFactor", FloatData( 1 ), "GeometricApproximation \"focusfactor\" 1", False ), ( "ri:cull:hidden", IntData( 0 ), "Attribute \"cull\" \"int hidden\" [ 0 ]", False ), ( "name", StringData( "oioi" ), "Attribute \"identifier\" \"string name\" [ \"oioi\" ]", True ), ( "ri:trace:bias", FloatData( 2 ), "Attribute \"trace\" \"float bias\" [ 2 ]", True ), ( "user:myString", StringData( "wellHello" ), "Attribute \"user\" \"string myString\" [ \"wellHello\" ]", True ), ( "ri:automaticInstancing", BoolData( True ), "Attribute \"user\" \"int cortexAutomaticInstancing\" [ 1 ]", True ), ] for t in tests : r = IECoreRI.Renderer( "test/IECoreRI/output/testAttributes.rib" ) with WorldBlock( r ) : r.setAttribute( t[0], t[1] ) if t[3] : self.assertEqual( r.getAttribute( t[0] ), t[1] ) l = "".join( file( "test/IECoreRI/output/testAttributes.rib" ).readlines() ) l = " ".join( l.split() ) self.assert_( t[2] in l )
def testMotionBlurCameraRender(self):
r = IECoreRI.Renderer("")
r.display("test/IECoreRI/output/testCamera.tif", "tiff", "rgba", {})
with IECore.TransformBlock(r):
with IECore.MotionBlock(r, [0, 1]):
r.concatTransform(
IECore.M44f.createTranslated(IECore.V3f(-0.2, 0, 1)))
r.concatTransform(
IECore.M44f.createTranslated(IECore.V3f(0.2, 0, 1)))
r.camera("main", {"shutter": IECore.V2f(0, 1)})
with IECore.WorldBlock(r):
IECore.MeshPrimitive.createPlane(
IECore.Box2f(IECore.V2f(-0.1), IECore.V2f(0.1))).render(r)
# check that something appears in the output image
i = IECore.Reader.create("test/IECoreRI/output/testCamera.tif").read()
e = IECore.PrimitiveEvaluator.create(i)
result = e.createResult()
e.pointAtUV(IECore.V2f(0.5, 0.5), result)
self.assertTrue(
result.floatPrimVar(e.A()) > 0) # something should be there
self.assertTrue(
result.floatPrimVar(e.A()) < 1) # but it should be blurry
def test(self):
r = IECoreRI.Renderer("test/IECoreRI/output/test.rib")
r.setOption("ri:searchpath:shader",
StringData(os.environ["SHADER_PATH"]))
r.setOption("ri:render:bucketorder", StringData("zigzag"))
r.setOption("user:magicNumber", IntData(42))
r.setOption("ri:pixelSamples", V2iData(V2i(8, 8)))
r.worldBegin()
r.transformBegin()
r.attributeBegin()
self.loadShader("plastic").render(r)
Reader.create("test/IECoreRI/data/sphere.cob").read().render(r)
r.attributeEnd()
r.transformEnd()
r.worldEnd()
l = "".join(file("test/IECoreRI/output/test.rib").readlines()).replace(
"\n", "")
self.failUnless(
'Option "render" "string bucketorder" [ "zigzag" ]' in l)
self.failUnless('Option "user" "int magicNumber"' in l)
self.failUnless('PixelSamples 8 8' in l)
def testSubDivs(self):
r = IECoreRI.Renderer("test/IECoreRI/output/subdiv.rib")
r.display("test", "idisplay", "rgba", {})
r.worldBegin()
t = M44f()
t.translate(V3f(0, 0, 10))
r.concatTransform(t)
m = ObjectReader("test/IECoreRI/data/openSubDivCube.cob").read()
m.render(r)
r.worldEnd()
l = "".join(
file("test/IECoreRI/output/subdiv.rib").readlines()).replace(
"\n", "")
self.failUnless('SubdivisionMesh "catmull-clark" [ 4 4 4 4 4 ]' in l)
self.failUnless('[ "interpolateboundary" ] [ 0 0 ] [ ] [ ]' in l)
self.failUnless('vertex point P' in l)
self.failUnless('facevarying float s' in l)
self.failUnless('facevarying float t' in l)
def testGetTransform(self):
r = IECoreRI.Renderer("test/IECoreRI/output/transform.rib")
r.worldBegin()
self.assertEqual(r.getTransform(), M44f())
self.assertEqual(r.getTransform("world"), M44f())
self.assertEqual(r.getTransform("object"), M44f())
r.transformBegin()
t = M44f.createTranslated(V3f(1, 2, 3)) * M44f.createScaled(
V3f(2, 1, 0)) * M44f.createRotated(V3f(20, 0, 90))
r.concatTransform(t)
self.assert_(r.getTransform("object").equalWithAbsError(t, 0.000001))
self.assert_(r.getTransform().equalWithAbsError(t, 0.000001))
r.coordinateSystem("coordSys")
self.assert_(r.getTransform("coordSys").equalWithAbsError(t, 0.000001))
r.transformEnd()
self.assertEqual(r.getTransform(), M44f())
self.assertEqual(r.getTransform("world"), M44f())
self.assertEqual(r.getTransform("object"), M44f())
self.assert_(r.getTransform("coordSys").equalWithAbsError(t, 0.000001))
r.worldEnd()
def performTest( self, curvesPrimitive, testImage ) :
r = IECoreRI.Renderer( "" )
r.camera( "main", {
"projection" : IECore.StringData( "orthographic" ),
"resolution" : IECore.V2iData( IECore.V2i( 256 ) ),
"clippingPlanes" : IECore.V2fData( IECore.V2f( 1, 1000 ) ),
"screenWindow" : IECore.Box2fData( IECore.Box2f( IECore.V2f( 0 ), IECore.V2f( 1 ) ) ),
"shutter" : IECore.V2fData( IECore.V2f( 0, 1 ) ),
}
)
r.display( self.outputFileName, "tiff", "rgba", {} )
r.setOption( "ri:pixelSamples", IECore.V2iData( IECore.V2i( 10 ) ) )
r.worldBegin()
r.concatTransform( IECore.M44f.createTranslated( IECore.V3f( 0, 0, -5 ) ) )
curvesPrimitive.render( r )
r.worldEnd()
imageCreated = IECore.Reader.create( self.outputFileName ).read()
expectedImage = IECore.Reader.create( testImage ).read()
self.assertEqual( IECore.ImageDiffOp()( imageA=imageCreated, imageB=expectedImage, maxError=0.01 ), IECore.BoolData( False ) )
def testParameters( self ) :
r = IECoreRI.Renderer( "test/IECoreRI/output/testCamera.rib" )
r.camera( "main", {
"resolution" : IECore.V2iData( IECore.V2i( 1024, 200 ) ),
"screenWindow" : IECore.Box2fData( IECore.Box2f( IECore.V2f( -1 ), IECore.V2f( 1 ) ) ),
"cropWindow" : IECore.Box2fData( IECore.Box2f( IECore.V2f( 0.1, 0.1 ), IECore.V2f( 0.9, 0.9 ) ) ),
"clippingPlanes" : IECore.V2fData( IECore.V2f( 1, 1000 ) ),
"projection" : IECore.StringData( "perspective" ),
"projection:fov" : IECore.FloatData( 45 ),
"shutter" : IECore.V2fData( IECore.V2f( 0, 0.1 ) ),
} )
r.worldBegin()
r.worldEnd()
l = "".join( file( "test/IECoreRI/output/testCamera.rib" ).readlines() )
l = " ".join( l.split() )
self.assert_( "Format 1024 200 1 " in l )
self.assert_( "ScreenWindow -1 1 -1 1" in l )
self.assert_( "CropWindow 0.1 0.9 0.1 0.9" in l )
self.assert_( ("Clipping 1 1000" in l) or ("Clipping 1 1e3" in l) )
self.assert_( "Projection \"perspective\" \"float fov\" [ 45 ]" in l )
self.assert_( "Shutter 0 0.1" in l )
def testOSLShader( self ) :
r = IECoreRI.Renderer( "test/IECoreRI/output/test.rib" )
with WorldBlock( r ) :
r.shader(
"osl:surface",
"test",
{
"intParam" : 1,
"floatParam" : 2.5,
"stringParam" : "sp",
"vectorParam" : V3f( 1, 2, 3 ),
"colorParam" : Color3f( 4, 5, 6 ),
}
)
del r
rib = "".join( file( "test/IECoreRI/output/test.rib" ).readlines() )
self.assertEqual( len( self.nsiNodes( rib ) ), 1 )
self.assertTrue( '"shaderfilename" "string" 1 "test"' in rib )
self.assertTrue( '"stringParam" "string" 1 "sp"' in rib )
self.assertTrue( '"intParam" "int" 1 1' in rib )
self.assertTrue( '"floatParam" "float" 1 2.5' in rib )
self.assertTrue( '"vectorParam" "vector" 1 [ 1 2 3 ]' in rib )
self.assertTrue( '"colorParam" "color" 1 [ 4 5 6 ]' in rib )
self.assertTrue( 'Attribute "nsi" "string oslsurface"' in rib )
def testInstancingWithThreadedProcedurals(self):
class InstanceMakingProcedural(Renderer.Procedural):
def __init__(self, instanceName):
Renderer.Procedural.__init__(self)
self.__instanceName = instanceName
def bound(self):
return Box3f(V3f(-10), V3f(10))
def render(self, renderer):
renderer.instanceBegin(self.__instanceName, {})
renderer.sphere(1, -1, 1, 360, {})
renderer.instanceEnd()
renderer.instance(self.__instanceName)
def hash(self):
h = MurmurHash()
return h
initThreads()
r = IECoreRI.Renderer("")
with WorldBlock(r):
r.concatTransform(M44f.createTranslated(V3f(0, 0, -20)))
for i in range(0, 100):
r.procedural(InstanceMakingProcedural("instance%d" % i))
def testNullShaderParameters( self ) :
self.assertEqual( os.system( "shaderdl -o test/IECoreRI/shaders/types.sdl test/IECoreRI/shaders/types.sl" ), 0 )
r = IECoreRI.Renderer( "test/IECoreRI/output/test.rib" )
with WorldBlock( r ) :
r.shader( "surface", "test/IECoreRI/shaders/types", { "f3" : None } )
def testDynamicLoadProcedural( self ) :
r = IECoreRI.Renderer( "test/IECoreRI/output/test.rib" )
with WorldBlock( r ) :
r.procedural(
r.ExternalProcedural(
"test.so",
Box3f(
V3f( 1, 2, 3 ),
V3f( 4, 5, 6 )
),
{
"ri:data" : "blah blah blah",
"colorParm" : Color3f( 1, 2, 3 ),
"stringParm" : "test",
"floatParm" : 1.5,
"intParm" : 2,
}
)
)
rib = "".join( file( "test/IECoreRI/output/test.rib" ).readlines() )
self.assertTrue( "Procedural \"DynamicLoad\"" in rib )
self.assertTrue( "test.so" in rib )
self.assertTrue( "\"blah blah blah" in rib )
self.assertTrue( "--colorParm 1 2 3" in rib )
self.assertTrue( "--stringParm test" in rib )
self.assertTrue( "--floatParm 1.5" in rib )
self.assertTrue( "--intParm 2" in rib )
self.assertTrue( "[ 1 4 2 5 3 6 ]" in rib )
def testFloat3PrimitiveVariables( self ) :
self.assertEqual( os.system( "shaderdl -o test/IECoreRI/shaders/types.sdl test/IECoreRI/shaders/types.sl" ), 0 )
r = IECoreRI.Renderer( "test/IECoreRI/output/test.rib" )
with WorldBlock( r ) :
r.shader( "surface", "test/IECoreRI/shaders/types", { "f3" : V3fData( V3f( 4, 5, 6 ) ) } )
r.mesh(
IntVectorData( [ 4, 4 ] ),
IntVectorData( [ 0, 1, 2, 3, 3, 2, 4, 5 ] ),
"linear",
{
"P" : PrimitiveVariable(
PrimitiveVariable.Interpolation.Vertex,
V3fVectorData( [ V3f( 0, 0, 0 ), V3f( 0, 1, 0 ), V3f( 1, 1, 0 ), V3f( 1, 0, 0 ), V3f( 2, 1, 0 ), V3f( 2, 0, 0 ) ] )
),
"f3" : PrimitiveVariable(
PrimitiveVariable.Interpolation.Uniform,
V3fVectorData( [ V3f( 0 ), V3f( 1 ) ] ),
)
}
)
l = "".join( file( "test/IECoreRI/output/test.rib" ).readlines() ).replace( "\n", "" )
self.failUnless( "\"uniform float[3] f3\" [ 0 0 0 1 1 1 ]" in l )
def testSubDivTags( self ) :
r = IECoreRI.Renderer( "test/IECoreRI/output/subdiv.rib" )
r.display( "test", "idisplay", "rgba", {} )
r.worldBegin()
t = M44f()
t.translate( V3f( 0, 0, 10 ) )
r.concatTransform( t )
m = ObjectReader( "test/IECoreRI/data/openSubDivCube.cob" ).read()
m["tags"] = PrimitiveVariable(
PrimitiveVariable.Interpolation.Constant,
CompoundData( {
"names" : StringVectorData( [ "interpolateboundary", "facevaryinginterpolateboundary" ] ),
"nArgs" : IntVectorData( [ 1, 0, 1, 0 ] ),
"floats" : FloatVectorData( [] ),
"integers" : IntVectorData( [ 1, 0 ] ),
} )
)
m.render( r )
r.worldEnd()
l = "".join( file( "test/IECoreRI/output/subdiv.rib" ).readlines() ).replace( "\n", "" )
self.failUnless( 'SubdivisionMesh "catmull-clark" [ 4 4 4 4 4 ]' in l )
self.failUnless( '[ "interpolateboundary" "facevaryinginterpolateboundary" ] [ 1 0 1 0 ] [ 1 0 ] [ ]' in l )
self.failUnless( 'vertex point P' in l )
self.failUnless( 'facevarying float[3] st' in l )
def testRenderDirectToImagePrimitive(self):
r = IECoreRI.Renderer("")
# write one image direct to memory
r.display(
"test", "ie", "rgba", {
"driverType": IECore.StringData("ImageDisplayDriver"),
"handle": IECore.StringData("myLovelySphere"),
"quantize": IECore.FloatVectorData([0, 0, 0, 0]),
})
# write another to disk the usual way
r.display("+test/IECoreRI/output/sphere.tif", "tiff", "rgba", {
"quantize": IECore.FloatVectorData([0, 0, 0, 0]),
})
with IECore.WorldBlock(r):
r.concatTransform(
IECore.M44f.createTranslated(IECore.V3f(0, 0, -5)))
r.sphere(1, -1, 1, 360, {})
# check that they're the same
i = IECore.ImageDisplayDriver.removeStoredImage("myLovelySphere")
i2 = IECore.TIFFImageReader("test/IECoreRI/output/sphere.tif").read()
i.blindData().clear()
i2.blindData().clear()
self.failIf(IECore.ImageDiffOp()(imageA=i, imageB=i2,
maxError=0.001).value)
def testMultipleCameraRIB( self ) :
r = IECoreRI.Renderer( "test/IECoreRI/output/testCamera.rib" )
with IECore.TransformBlock( r ) :
r.setTransform( IECore.M44f.createTranslated( IECore.V3f( 1, 2, 3 ) ) )
r.camera( "first", {
"projection" : IECore.StringData( "perspective" ),
"projection:fov" : IECore.FloatData( 45 ),
} )
with IECore.TransformBlock( r ) :
r.setTransform( IECore.M44f.createTranslated( IECore.V3f( 3, 4, 5 ) ) )
r.camera( "second", {
"projection" : IECore.StringData( "perspective" ),
"projection:fov" : IECore.FloatData( 50 ),
} )
with IECore.WorldBlock( r ) :
pass
l = "".join( file( "test/IECoreRI/output/testCamera.rib" ).readlines() )
l = " ".join( l.split() )
self.assertTrue( "Projection \"perspective\" \"float fov\" [ 45 ]" in l )
self.assertTrue( "Camera \"first\"" in l )
self.assertTrue( "Projection \"perspective\" \"float fov\" [ 50 ]" in l )
self.assertTrue( "Camera \"second\"" in l )
self.assertEqual( l.count( "Camera" ), 2 )
def testTwoOSLShaders( self ) :
r = IECoreRI.Renderer( "test/IECoreRI/output/test.rib" )
with WorldBlock( r ) :
r.shader(
"osl:surface",
"test",
{
"intParam" : 1,
}
)
with AttributeBlock( r ) :
r.shader(
"osl:surface",
"test",
{
"intParam" : 2,
}
)
del r
rib = "".join( file( "test/IECoreRI/output/test.rib" ).readlines() )
nodes = self.nsiNodes( rib )
self.assertEqual( len( nodes ), 2 )
# Handles should be unique
self.assertEqual( len( set( x[0] for x in nodes ) ), 2 )
# Both node types should be shader
self.assertEqual( set( x[1] for x in nodes ), { "shader" } )
def testEditShader( self ) :
# start an editable render with one light colour
r = IECoreRI.Renderer( "" )
r.setOption( "editable", True )
r.display( "test", "ie", "rgba",
{
"driverType" : IECore.StringData( "ImageDisplayDriver" ),
"handle" : IECore.StringData( "myLovelySphere" ),
"quantize" : IECore.FloatVectorData( [ 0, 0, 0, 0 ] ),
}
)
with IECore.WorldBlock( r ) :
r.light( "pointlight", "myLovelyLight", {} )
with IECore.AttributeBlock( r ) :
r.setAttribute( "name", "/sphere" )
r.concatTransform( IECore.M44f.createTranslated( IECore.V3f( 0, 0, -5 ) ) )
r.shader( "surface", "matte", { "Kd" : 1 } )
r.sphere( 1, -1, 1, 360, {} )
# give it a bit of time to finish
time.sleep( 1 )
# record the colour produced by the first render
i = IECore.ImageDisplayDriver.storedImage( "myLovelySphere" )
e = IECore.ImagePrimitiveEvaluator( i )
er = e.createResult()
e.pointAtUV( IECore.V2f( 0.5 ), er )
initialColor = IECore.Color3f( er.floatPrimVar( i["R"] ), er.floatPrimVar( i["G"] ), er.floatPrimVar( i["B"] ) )
# make an edit to the shader and wait for it to take hold
with IECore.EditBlock( r, "attribute", { "scopename" : "/sphere" } ) :
r.shader( "surface", "matte", { "Kd" : 0.5 } )
time.sleep( 1 )
# check the ratio of the two colours is as expected.
i = IECore.ImageDisplayDriver.storedImage( "myLovelySphere" )
e = IECore.ImagePrimitiveEvaluator( i )
er = e.createResult()
e.pointAtUV( IECore.V2f( 0.5 ), er )
newColor = IECore.Color3f( er.floatPrimVar( i["R"] ), er.floatPrimVar( i["G"] ), er.floatPrimVar( i["B"] ) )
self.assertEqual( newColor / initialColor, IECore.Color3f( .5 ) )
def test( self ) : r = IECoreRI.Renderer( "test/IECoreRI/output/testDoubleSided.rib" ) self.assertEqual( r.getAttribute( "doubleSided" ), IECore.BoolData( True ) ) r.setAttribute( "doubleSided", IECore.BoolData( False ) ) self.assertEqual( r.getAttribute( "doubleSided" ), IECore.BoolData( False ) ) del r l = "".join( file( "test/IECoreRI/output/testDoubleSided.rib" ).readlines() ) self.assert_( "Sides 1" in l ) r = IECoreRI.Renderer( "test/IECoreRI/output/testDoubleSided.rib" ) r.setAttribute( "doubleSided", IECore.BoolData( True ) ) del r l = "".join( file( "test/IECoreRI/output/testDoubleSided.rib" ).readlines() ) self.assert_( "Sides 2" in l )
def test( self ) : r1 = IECoreRI.Renderer( "test/IECoreRI/output/contextOne.rib" ) r2 = IECoreRI.Renderer( "test/IECoreRI/output/contextTwo.rib" ) self.assertEqual( r1.getAttribute( "doubleSided" ), IECore.BoolData( True ) ) self.assertEqual( r2.getAttribute( "doubleSided" ), IECore.BoolData( True ) ) r1.setAttribute( "doubleSided", IECore.BoolData( False ) ) self.assertEqual( r1.getAttribute( "doubleSided" ), IECore.BoolData( False ) ) self.assertEqual( r2.getAttribute( "doubleSided" ), IECore.BoolData( True ) ) r1.setAttribute( "doubleSided", IECore.BoolData( True ) ) self.assertEqual( r1.getAttribute( "doubleSided" ), IECore.BoolData( True ) ) self.assertEqual( r2.getAttribute( "doubleSided" ), IECore.BoolData( True ) ) r2.setAttribute( "doubleSided", IECore.BoolData( False ) ) self.assertEqual( r1.getAttribute( "doubleSided" ), IECore.BoolData( True ) ) self.assertEqual( r2.getAttribute( "doubleSided" ), IECore.BoolData( False ) )