def get_connected_object_sets(object_name=""):
"""
grabs the connected blendShape node.
:param object_name:
:return: <tuple> array of object set objects.
"""
return object_utils.get_connected_nodes(get_fn_shape(object_name),
find_node_type='set',
up_stream=True,
down_stream=False)
def get_connected_mesh_shape(blend_node=""):
"""
gets the connected mesh this blend shape is acting on.
:param blend_node:
:return:
"""
return object_utils.get_connected_nodes(blend_node,
find_node_type='mesh',
down_stream=True,
up_stream=False)
def get_connected_blendshape(mesh_obj):
"""
get connected blendshape from this mesh
:param mesh_obj:
:return:
"""
return object_utils.get_connected_nodes(mesh_obj,
find_node_type='blendShape',
down_stream=False,
up_stream=True)
def get_connected_skin_cluster(shape_name=""):
"""
gets the connected skin cluster name.
:param shape_name: <str> the object name to start the search frOpenMaya.
:return: <str> skin cluster node name.
"""
return object_utils.get_connected_nodes(
shape_name,
find_node_type=OpenMaya.MFn.kSkinClusterFilter,
down_stream=False,
up_stream=True,
as_strings=True)
def get_skin_cluster(source_obj=None):
"""
Grabs the skin cluster from the node specified.
:param source_obj: <OpenMaya.MObject> start iteration from this source node.
:return: <str> skin cluster node name. <False> for failure.
"""
mesh_shapes = object_utils.get_shape_obj(source_obj)
for mesh_shape in mesh_shapes:
skin_obj = object_utils.get_connected_nodes(mesh_shape,
find_node_type='skinCluster',
up_stream=True, depth=True)
print object_utils.get_m_object_name(mesh_shape), skin_obj
if skin_obj:
return OpenMayaAnim.MFnSkinCluster(skin_obj[0]), OpenMaya.MFnDependencyNode(skin_obj[0]).name()
return False, False
def get_connected_skincluster_nodes(object_name="", as_strings=True):
"""
grabs the connected blendShape node.
:param object_name: <str>
:param as_strings: <bool>
:return: <tuple> connected skin cluster objects
"""
collection = []
for m_set in get_connected_object_sets(object_name):
skin_node = object_utils.get_connected_nodes(
m_set,
find_node_type=OpenMaya.MFn.kSkinClusterFilter,
up_stream=1,
down_stream=0,
as_strings=as_strings)
if skin_node:
collection.append(skin_node[0])
return tuple(collection)
def get_connected_blendshape_nodes(object_name="", as_strings=True):
"""
grabs all the connected blendShape nodes.
:param object_name: <str>
:param as_strings: <bool>
:return: <tuple> connected blend shape objects
"""
collection = []
for m_set in get_connected_object_sets(object_name):
blend_node = object_utils.get_connected_nodes(
m_set,
find_node_type=OpenMaya.MFn.kBlendShape,
up_stream=True,
down_stream=False,
as_strings=as_strings)
if blend_node:
collection.append(blend_node[0])
return tuple(collection)