Exemplo n.º 1
0
    def setUp(self):
        # Load plugins
        self.assertTrue(self.pluginsLoaded)

        # Load a file that has the same scene in both the Maya Dag
        # hierarchy and the USD hierarchy.
        mayaUtils.openTestScene("parentCmd", "simpleSceneMayaPlusUSD_TRS.ma")

        # Create multiple scene items.  We will alternate between selecting a
        # Maya item and a USD item, 3 items each data model, one item at a
        # time, so we select 6 different items, one at a time.
        shapeSegment = mayaUtils.createUfePathSegment(
            "|mayaUsdProxy1|mayaUsdProxyShape1")
        ufeNames = ["cubeXform", "cylinderXform", "sphereXform"]
        mayaNames = ["pCube1", "pCylinder1", "pSphere1"]
        usdPaths = []
        for n in ["/" + o for o in ufeNames]:
            usdPaths.append(
                ufe.Path([shapeSegment,
                          usdUtils.createUfePathSegment(n)]))
        mayaPaths = []
        for n in ["|" + o for o in mayaNames]:
            mayaPaths.append(ufe.Path(mayaUtils.createUfePathSegment(n)))

        # Create a list of paths by alternating USD objects and Maya objects
        # Flatten zipped tuples using list comprehension double loop.
        zipped = zip(usdPaths, mayaPaths)
        paths = [j for i in zipped for j in i]

        # Create items for all paths.
        self.items = [ufe.Hierarchy.createItem(p) for p in paths]

        # Clear selection to start off
        cmds.select(clear=True)
Exemplo n.º 2
0
    def setUp(self):
        # Load plugins
        self.assertTrue(self.pluginsLoaded)

        # Load a file that has the same scene in both the Maya Dag
        # hierarchy and the USD hierarchy.
        mayaUtils.openTestScene("parentCmd", "simpleSceneMayaPlusUSD_TRS.ma" )

        # Clear selection to start off
        cmds.select(clear=True)
Exemplo n.º 3
0
    def setUp(self):
        # Load plugins
        self.assertTrue(self.pluginsLoaded)

        # Load a file that has the same scene in both the Maya Dag
        # hierarchy and the USD hierarchy.
        mayaUtils.openTestScene("parentCmd", "simpleSceneMayaPlusUSD_TRS.ma")

        # Clear selection to start off
        cmds.select(clear=True)

        # Save current 'MAYA_USD_MATRIX_XFORM_OP_NAME' env var, if present.
        self.mayaUsdMatrixXformOpName = os.environ.get(
            'MAYA_USD_MATRIX_XFORM_OP_NAME')
Exemplo n.º 4
0
    def setUp(self):
        # Load plugins
        self.assertTrue(self.pluginsLoaded)

        # Load a file that has the same scene in both the Maya Dag
        # hierarchy and the USD hierarchy.
        mayaUtils.openTestScene("parentCmd", "simpleSceneMayaPlusUSD_TRS.ma")

        shapeSegment = mayaUtils.createUfePathSegment(
            "|mayaUsdProxy1|mayaUsdProxyShape1")
        
        def makeUsdPath(name):
            return ufe.Path([shapeSegment, usdUtils.createUfePathSegment(name)])

        ufeNames = ["/cubeXform", "/cylinderXform", "/sphereXform"]
        self.usdPaths = [ufe.PathString.string(makeUsdPath(name)) for name in ufeNames]
        self.mayaPaths = ["pCube1", "pCylinder1", "pSphere1"]

        # Clear selection to start off
        cmds.select(clear=True)
Exemplo n.º 5
0
    def testFallback(self):
        '''Transformable not handled by standard Transform3d handlers must be
    handled by fallback handler.'''

        mayaUtils.openTestScene("xformOpFallback", "fallbackTest.ma")

        # We have three objects in the scene, one Maya, one USD with a Maya
        # transform stack, and one USD which does not match any Transform3d
        # handler.  This last object is the one to which fallback transform ops
        # will be appended.
        mayaObj = '|null1|pSphere1'
        mayaSpherePath = ufe.PathString.path(mayaObj)
        usdSpherePath = ufe.PathString.path(
            '|fallbackTest|fallbackTestShape,/parent/sphere1')
        usdFallbackSpherePath = ufe.PathString.path(
            '|fallbackTest|fallbackTestShape,/sphere1')

        mayaSphereItem = ufe.Hierarchy.createItem(mayaSpherePath)
        usdSphereItem = ufe.Hierarchy.createItem(usdSpherePath)
        usdFallbackSphereItem = ufe.Hierarchy.createItem(usdFallbackSpherePath)
        # For scene items with fallback transform ops, the transform3d()
        # interface considers the complete object (i.e. all transform ops in
        # the stack), which is undesirable when setting and getting fallback
        # pivot transform ops.  To consider only the fallback transform ops,
        # use the editTransform3d() interface.  For scene items with only a
        # Maya transform stack, editTransform3d() and transform3d() are
        # equivalent, so arbitrarily choose editTransform3d().
        usdSphere3d = ufe.Transform3d.editTransform3d(
            usdSphereItem, ufe.EditTransform3dHint())
        usdFallbackSphere3d = ufe.Transform3d.editTransform3d(
            usdFallbackSphereItem, ufe.EditTransform3dHint())

        sn = ufe.GlobalSelection.get()
        sn.clear()
        sn.append(mayaSphereItem)
        sn.append(usdSphereItem)
        sn.append(usdFallbackSphereItem)

        # All objects should have the same world transform.  We use the Maya
        # world transform as the benchmark.
        checkWorldSpaceXform(self, [mayaObj, usdSphere3d, usdFallbackSphere3d])

        # Count the number of transform ops in the Maya transform stack sphere
        # and the fallback transform stack sphere.
        spherePrim = mayaUsd.ufe.ufePathToPrim(
            ufe.PathString.string(usdSpherePath))
        fallbackSpherePrim = mayaUsd.ufe.ufePathToPrim(
            ufe.PathString.string(usdFallbackSpherePath))
        sphereXformable = UsdGeom.Xformable(spherePrim)
        fallbackSphereXformable = UsdGeom.Xformable(fallbackSpherePrim)
        sphereOps = sphereXformable.GetOrderedXformOps()
        fallbackSphereOps = fallbackSphereXformable.GetOrderedXformOps()

        # Both prims have TRS transform ops.
        self.assertEqual(len(sphereOps), 3)
        self.assertEqual(len(fallbackSphereOps), 3)

        # First, translate all objects.
        cmds.move(0, 0, 5, r=True, os=True, wd=True)

        checkWorldSpaceXform(self, [mayaObj, usdSphere3d, usdFallbackSphere3d])

        # The sphere with the Maya transform stack has no additional transform
        # op; the sphere with the fallback stack will have an additional
        # translate op.
        sphereOps = sphereXformable.GetOrderedXformOps()
        fallbackSphereOps = fallbackSphereXformable.GetOrderedXformOps()

        self.assertEqual(len(sphereOps), 3)
        self.assertEqual(len(fallbackSphereOps), 4)

        # Rotate
        cmds.rotate(40, 0, 0, r=True, os=True, fo=True)

        checkWorldSpaceXform(self, [mayaObj, usdSphere3d, usdFallbackSphere3d])

        # The sphere with the Maya transform stack has no additional transform
        # op; the sphere with the fallback stack will have an additional
        # rotate op.
        sphereOps = sphereXformable.GetOrderedXformOps()
        fallbackSphereOps = fallbackSphereXformable.GetOrderedXformOps()

        self.assertEqual(len(sphereOps), 3)
        self.assertEqual(len(fallbackSphereOps), 5)

        # Scale
        cmds.scale(1, 1, 2.0, r=True)

        checkWorldSpaceXform(self, [mayaObj, usdSphere3d, usdFallbackSphere3d])

        # The sphere with the Maya transform stack has no additional transform
        # op; the sphere with the fallback stack will have an additional
        # scale op.
        sphereOps = sphereXformable.GetOrderedXformOps()
        fallbackSphereOps = fallbackSphereXformable.GetOrderedXformOps()

        self.assertEqual(len(sphereOps), 3)
        self.assertEqual(len(fallbackSphereOps), 6)

        # Command to change the pivots on Maya items and UFE items is
        # different, so remove Maya item from selection.
        sn.remove(mayaSphereItem)

        mayaPivots = [
            mayaObj + "." + attrName
            for attrName in ["scalePivot", "rotatePivot"]
        ]
        cmds.move(0, -2.5, 2.5, *mayaPivots, r=True)
        cmds.move(0, -2.5, 2.5, r=True, urp=True, usp=True)

        checkPivotsAndCompensations(self, mayaObj, usdSphere3d)
        checkPivotsAndCompensations(self, mayaObj, usdFallbackSphere3d)

        # Both spheres have 6 additional transform ops: rotate pivot and its
        # inverse, scale pivot and its inverse, rotate pivot translate, and
        # scale pivot translate.
        sphereOps = sphereXformable.GetOrderedXformOps()
        fallbackSphereOps = fallbackSphereXformable.GetOrderedXformOps()

        self.assertEqual(len(sphereOps), 9)
        self.assertEqual(len(fallbackSphereOps), 12)

        # Perform an additional pivot move, to ensure that the existing pivot
        # values are properly considered.
        cmds.move(0, -1, 1, *mayaPivots, r=True)
        cmds.move(0, -1, 1, r=True, urp=True, usp=True)

        checkPivotsAndCompensations(self, mayaObj, usdSphere3d)
        checkPivotsAndCompensations(self, mayaObj, usdFallbackSphere3d)
Exemplo n.º 6
0
 def __enter__(self):
     mayaUtils.openTestScene("parentCmd", self._fileName)