def to_file( self, output_file, **kwargs ): """export the AnimationHandle and all managed nodes to the given file :return: path to exported file :param output_file: Path object or path string to export file. Parent directories will be created as needed :param kwargs: passed to the ``Scene.export`` method""" # build selectionlist for export exp_slist = nt.toSelectionList(self.iter_animation(asNode=0)) exp_slist.add(self.object()) return Scene.export(output_file, exp_slist, **kwargs )
def test_anim_handle(self): # manage all anim nt ah = AnimationHandle.create() ahapi = ah.object() st = time.time() is_not_ah = lambda n: n != ahapi sellist = nt.toSelectionList(nt.it.iterDgNodes(asNode=False, predicate=is_not_ah)) ah.set_animation(sellist) elapsed = time.time() - st print >>sys.stderr, "Managed animation of roughly 21k nodes in %f s" % elapsed # apply animation, worst case ( as it is already connected ) st = time.time() ah.apply_animation() elapsed = time.time() - st print >>sys.stderr, "Re-Applied animation onto same existing animation of roughly 21k nodes in %f s" % elapsed # clear animation st = time.time() pa = nt.api.MPlugArray() apianim.MAnimUtil.findAnimatedPlugs(sellist, pa) # do it the fast way - its easier to use mrv, but much faster to do it # directly mod = nt.api.MDGModifier( ) for anim_plug in pa: mod.disconnect(anim_plug.minput(), anim_plug ) # END for each anim curve to disconnect mod.doIt() elapsed = time.time() - st print >>sys.stderr, "Cleared animation on %i plugs in %f s" % (len(pa), elapsed) assert len(nt.AnimCurve.findAnimation(sellist)) == 0 # apply animation, best case as it is not yet connected st = time.time() ah.apply_animation() elapsed = time.time() - st print >>sys.stderr, "Applied animation of roughly 21k nodes in %f s" % elapsed
def test_convenienceFunctions( self ):
# SELECTION
############
nt.select( "persp" )
persp = nt.selection()[0]
assert persp == nt.Node( "persp" )
# clear selection
nt.select( )
assert not nt.selection()
# undo/redo
cmds.undo()
assert len(nt.selection()) == 1
cmds.redo()
assert len(nt.selection()) == 0
# select object and selection list
nt.select( persp )
assert len( nt.selection( ) ) == 1
nt.select( nt.toSelectionList( nt.selection( ) ) )
assert len( nt.selection( ) ) == 1
# select mixed
nt.select( persp, "front" )
assert len( nt.selection( ) ) == 2
# GET BY NAME
###############
persp = nt.findByName( "pers*" )[0]
assert persp == nt.Node( "persp" )
# filter selection
##################
nt.select("persp", "perspShape")
assert len(nt.selection(api.MFn.kCamera)) == 1
assert len(list(nt.iterSelection(api.MFn.kCamera))) == 1
sl = nt.activeSelectionList()
assert len(sl) and isinstance(sl, api.MSelectionList)
def test_convenienceFunctions(self):
# SELECTION
############
nt.select("persp")
persp = nt.selection()[0]
assert persp == nt.Node("persp")
# clear selection
nt.select()
assert not nt.selection()
# undo/redo
cmds.undo()
assert len(nt.selection()) == 1
cmds.redo()
assert len(nt.selection()) == 0
# select object and selection list
nt.select(persp)
assert len(nt.selection()) == 1
nt.select(nt.toSelectionList(nt.selection()))
assert len(nt.selection()) == 1
# select mixed
nt.select(persp, "front")
assert len(nt.selection()) == 2
# GET BY NAME
###############
persp = nt.findByName("pers*")[0]
assert persp == nt.Node("persp")
# filter selection
##################
nt.select("persp", "perspShape")
assert len(nt.selection(api.MFn.kCamera)) == 1
assert len(list(nt.iterSelection(api.MFn.kCamera))) == 1
sl = nt.activeSelectionList()
assert len(sl) and isinstance(sl, api.MSelectionList)
def test_get_animation( self ):
mmaya.Scene.new(force=True)
p = nt.Node("persp")
# translate is animated
for tc in p.translate.mchildren():
apianim.MFnAnimCurve().create(tc)
# END set animation
# test animation iteration
for converter in (lambda x: x, lambda x: nt.toSelectionList(x)):
for as_node in range(2):
nc = 0
target_type = nt.api.MObject
if as_node:
target_type = nt.Node
# END define target type
for anode in nt.AnimCurve.findAnimation(converter([p]), as_node):
assert isinstance(anode, target_type)
nc += 1
# END for each anim node
assert nc == 3
def test_get_animation(self):
mmaya.Scene.new(force=True)
p = nt.Node("persp")
# translate is animated
for tc in p.translate.mchildren():
apianim.MFnAnimCurve().create(tc)
# END set animation
# test animation iteration
for converter in (lambda x: x, lambda x: nt.toSelectionList(x)):
for as_node in range(2):
nc = 0
target_type = nt.api.MObject
if as_node:
target_type = nt.Node
# END define target type
for anode in nt.AnimCurve.findAnimation(
converter([p]), as_node):
assert isinstance(anode, target_type)
nc += 1
# END for each anim node
assert nc == 3
def test_MSelectionList( self ):
sl = nt.toSelectionList(nt.it.iterDgNodes())
nodeset = set()
# can be handled like a list
assert len(sl) > 3
# provides unique wrapped nodes
for node in sl.mtoIter():
assert isinstance(node, nt.Node)
nodeset.add(node)
# END for each node
assert len(nodeset) == len(sl)
# test creation functions
node_list = list(sl.mtoIter())
nls = node_list[4:15]
for slsnodesgen, selfun in ((lambda : [str(n) for n in nls], api.MSelectionList.mfromStrings),
(lambda : nls, api.MSelectionList.mfromList),
(lambda : [(n, api.MObject()) for n in node_list[-5:] if isinstance(n, nt.DagNode)], api.MSelectionList.mfromComponentList) ):
slsnodes = slsnodesgen()
sls = selfun(iter(slsnodes))
assert isinstance(sls, api.MSelectionList) and len(sls) == len(slsnodes)
# END for each variant
# from multiple
assert len(api.MSelectionList.mfromMultiple(*nls)) == len(nls)
# from iter
assert len(api.MSelectionList.mfromIter(iter(nls))) == len(nls)
# test conversion methods
assert list(sl.mtoIter()) == sl.mtoList()
assert hasattr(sl.mtoIter(), 'next')
# test contains
dagnode = nt.Node("persp")
dgnode = nt.Node("time1")
plug = dgnode.o
sls = api.MSelectionList.mfromList((dagnode, dgnode, plug))
assert len(sls) == 3
nc = 0
for item in sls.mtoIter():
assert sls.mhasItem(item)
nc += 1
# END for each item
assert nc == len(sls)
# COMPONENT ITERATION
m = nt.Mesh()
nt.PolyCube().output > m.inMesh
sl = api.MSelectionList()
sl.add(m.dagPath())
sl.add(m.dagPath(), m.cf[:])
assert len(list(sl.miterComponents())) == 1
# PLUG ITERATION
p = nt.Node("persp")
sl = api.MSelectionList()
sl.add(p.dagPath())
sl.add(p.t)
sl.add(p.rx)
assert len(list(sl.miterPlugs())) == 2
def test_export_import( self ):
def iter_dag():
return nt.iterDgNodes(nt.api.MFn.kDagNode, asNode=0)
ah = AnimationHandle.create()
ah.set_animation(iter_dag())
# test iter_animation
managed = len(list(ah.iter_animation(asNode=0)))
assert managed == len(ah.affectedBy)
# test iter_animtion return types
assert isinstance(ah.iter_animation().next(), nt.Node)
assert isinstance(ah.iter_animation(asNode=0).next(), nt.api.MObject)
# selection is maintained across exports
slist = nt.toSelectionList(iter_dag())
nt.select(slist)
## EXPORT ##
filename = ospath.join(tempfile.gettempdir(), "test_export2.ani.ma")
assert filename == ah.to_file(filename, force=True, type="mayaAscii")
# check if testselection is still alive
assert len(slist)==len(nt.activeSelectionList())
# AnimationHandle deletes correctly when not referenced
ahname = ah.name()
ah.delete()
assert not ah.isValid()
## IMPORT ##
# try different namespaces - it should work no matter which namespace
# is current
namespaces=(":", "not:in:rootns", "not")
# dummyAnimationHandle for iteration tests
dummy=AnimationHandle()
for namespace in namespaces:
sns = Namespace.create(namespace)
sns.setCurrent()
# check return values of from_file and get AnimationHandle
ahref, ahit = AnimationHandle.from_file(filename)
assert isinstance(ahref, FileReference)
loaded_ah = ahit.next()
assert isinstance(loaded_ah, AnimationHandle)
# expecting only one AnimationHandle from iterator (no dummyAnimationHandle)
# which is in our scene already
assert len(list(ahit)) == 0
# check if AnimationHandle is the one we saved before
loaded_ah_ns = loaded_ah.namespace()
assert loaded_ah_ns + ahname == Namespace.rootpath + loaded_ah.name()
# check if AnimationHandle is from file we wanted
assert ospath.realpath(filename) == ospath.realpath(loaded_ah.referenceFile())
# stored and loaded managed animCurves are in sync
assert managed == len(loaded_ah.affectedBy)
# AnimationHandle deletes correctly when referenced
loaded_ah.delete()
assert not loaded_ah.isValid()
# END test different namespaces
os.remove(filename)
def test_memberHandling( self ): s = nt.createNode( "memberSet", "objectSet" ) # ADD/REMOVE SINGLE MEMBER #################### # add Node ( dgnode ) memberlist = self._getMemberList( ) for i,member in enumerate( memberlist ): s.addMember( member ) assert s.members( ).length() == i+1 assert s.isMember( member ) cmds.undo() assert s.members( ).length() == i cmds.redo() # end for each member # clear the set by undoing it all for i in range( len( memberlist ) ): cmds.undo() assert s.members().length() == 0 # get it back for i in range( len( memberlist ) ): cmds.redo() assert s.members().length() == len( memberlist ) # MULTI-MEMBER UNDO/REDO ########################## s.removeMembers( memberlist ) assert s.members().length() == 0 cmds.undo() assert s.members().length() == len( memberlist ) cmds.redo() assert s.members().length() == 0 # add members again s.addMembers( memberlist ) assert s.members().length() == len( memberlist ) cmds.undo() assert s.members().length() == 0 cmds.redo() assert s.members().length() == len( memberlist ) # remove all members for i,member in enumerate( memberlist ): s.removeMember( member ) assert s.members().length() == 0 # ADD/REMOVE MULTIPLE MEMBER ###################### # add node list s.addMembers( memberlist ) assert s.members().length() == len( memberlist ) s.clear() assert s.members().length() == 0 # Add selection listx sellist = nt.toSelectionList( memberlist ) s.addMembers( sellist ) assert s.members().length() == sellist.length() # remove members from sellist s.removeMembers( sellist ) assert s.members().length() == 0 cmds.undo() assert s.members().length() == sellist.length() cmds.redo() assert s.members().length() == 0 # test smart add s.add(sellist) assert len(s) == len(sellist) single_item = sellist.mtoIter().next() s.add(single_item) assert len(s) == len(sellist) s.discard(single_item) assert single_item not in s s.discard(sellist.mtoList()) assert len(s) == 0 # TEST CLEAR ############# s.addMembers( sellist ) assert s.members().length() == sellist.length() s.clear() assert s.members().length() == 0 cmds.undo() assert s.members().length() == sellist.length() # USING SETMEMBERS ######################## members = self._getMemberList() # replace s.setMembers( members[0:2], 0 ) assert s.members().length() == 2 # add s.setMembers( members[-2:-1], 1 ) assert s.members().length() == 3 # remove s.setMembers( members[0:2], 2 ) assert s.members().length() == 1 cmds.undo() assert s.members().length() == 3 # TEST SET PROTOCOLS #################### assert len(s) == 3 assert [ m for m in s ] == s.members().mtoList() assert iter(s).next() in s
def test_iter_animation(self):
# get all nodes, get all animation from them
for as_node in range(2):
# find animation
st = time.time()
sel_list = nt.toSelectionList(nt.it.iterDgNodes(asNode=False))
anim_nodes = nt.AnimCurve.findAnimation(sel_list, as_node)
num_nodes = len(anim_nodes)
elapsed = time.time() - st
print >>sys.stderr, "Found %i animation nodes ( as_node=%i ) in %f s ( %f anim nodes / s )" % (num_nodes, as_node, elapsed, num_nodes/elapsed)
# find animation by iteration
st = time.time()
iterated_anim_nodes = list(nt.it.iterDgNodes(nt.Node.Type.kAnimCurve, asNode=as_node))
elapsed = time.time() - st
print >>sys.stderr, "Iterated %i animation nodes ( as_node=%i ) in %f s ( %f anim nodes / s )" % (len(iterated_anim_nodes), as_node, elapsed, len(iterated_anim_nodes)/elapsed)
# check plug access
if as_node:
st = time.time()
for anode in anim_nodes:
anode.output
# END for each node
elapsed = time.time() - st
print >>sys.stderr, "Accessed output plug on %i nodes using node.output in %f s ( %f plugs nodes / s )" % (num_nodes, elapsed, num_nodes/elapsed)
st = time.time()
for anode in anim_nodes:
anode.findPlug('output')
# END for each node
elapsed_findplug = time.time() - st
print >>sys.stderr, "Accessed output plug on %i nodes using node.findPlug('output') in %f s ( %f plugs nodes / s )" % (num_nodes, elapsed_findplug, num_nodes/elapsed_findplug)
print >>sys.stderr, "node.findPlug is %f times as fast as node.plug" % (elapsed/elapsed_findplug)
else:
st = time.time()
mfndep = nt.api.MFnDependencyNode()
for apianode in anim_nodes:
mfndep.setObject(apianode)
mfndep.findPlug('output')
# END for each node
elapsed = time.time() - st
print >>sys.stderr, "Accessed output plug on %i api nodes using mfndep.findPlug in %f s ( %f plug nodes / s )" % (num_nodes, elapsed, num_nodes/elapsed)
# END attr access testing
# make selection list
st = time.time()
anim_sel_list = nt.toSelectionList(anim_nodes)
elapsed = time.time() - st
print >>sys.stderr, "Convenient Selection List Creation: %f s" % elapsed
# make selection list manually
st = time.time()
anim_sel_list = nt.api.MSelectionList()
if as_node:
for an in anim_nodes:
anim_sel_list.add(an.apiObject())
# END for each animation node
else:
for apian in anim_nodes:
anim_sel_list.add(apian)
# END for each animation node
# END handle as_node
elapsed = time.time() - st
print >>sys.stderr, "Optimized Selection List Creation: %f s" % elapsed
st = time.time()
nt.api.MGlobal.setActiveSelectionList(anim_sel_list)
elapsed = time.time() - st
print >>sys.stderr, "Setting Selection List as Maya-Selection: %f s" % elapsed
# END for each as_node value
# compare to plain mel
melcmd = """select( ls("-typ", "animCurve", (listConnections ("-s", 1, "-d", 0, "-scn", 1, "-t", "animCurve", ls()))) )"""
st = time.time()
nt.api.MGlobal.executeCommand(melcmd, False, False)
elapsed = time.time() - st
print >>sys.stderr, "MEL: Get animation of all nodes and select the animcurves: %f s" % elapsed
def test_MSelectionList(self):
sl = nt.toSelectionList(nt.it.iterDgNodes())
nodeset = set()
# can be handled like a list
assert len(sl) > 3
# provides unique wrapped nodes
for node in sl.mtoIter():
assert isinstance(node, nt.Node)
nodeset.add(node)
# END for each node
assert len(nodeset) == len(sl)
# test creation functions
node_list = list(sl.mtoIter())
nls = node_list[4:15]
for slsnodesgen, selfun in ((lambda: [str(n) for n in nls],
api.MSelectionList.mfromStrings),
(lambda: nls,
api.MSelectionList.mfromList),
(lambda: [(n, api.MObject())
for n in node_list[-5:]
if isinstance(n, nt.DagNode)],
api.MSelectionList.mfromComponentList)):
slsnodes = slsnodesgen()
sls = selfun(iter(slsnodes))
assert isinstance(sls,
api.MSelectionList) and len(sls) == len(slsnodes)
# END for each variant
# from multiple
assert len(api.MSelectionList.mfromMultiple(*nls)) == len(nls)
# from iter
assert len(api.MSelectionList.mfromIter(iter(nls))) == len(nls)
# test conversion methods
assert list(sl.mtoIter()) == sl.mtoList()
assert hasattr(sl.mtoIter(), 'next')
# test contains
dagnode = nt.Node("persp")
dgnode = nt.Node("time1")
plug = dgnode.o
sls = api.MSelectionList.mfromList((dagnode, dgnode, plug))
assert len(sls) == 3
nc = 0
for item in sls.mtoIter():
assert sls.mhasItem(item)
nc += 1
# END for each item
assert nc == len(sls)
# COMPONENT ITERATION
m = nt.Mesh()
nt.PolyCube().output > m.inMesh
sl = api.MSelectionList()
sl.add(m.dagPath())
sl.add(m.dagPath(), m.cf[:])
assert len(list(sl.miterComponents())) == 1
# PLUG ITERATION
p = nt.Node("persp")
sl = api.MSelectionList()
sl.add(p.dagPath())
sl.add(p.t)
sl.add(p.rx)
assert len(list(sl.miterPlugs())) == 2
def test_iter_animation(self):
# get all nodes, get all animation from them
for as_node in range(2):
# find animation
st = time.time()
sel_list = nt.toSelectionList(nt.it.iterDgNodes(asNode=False))
anim_nodes = nt.AnimCurve.findAnimation(sel_list, as_node)
num_nodes = len(anim_nodes)
elapsed = time.time() - st
print >> sys.stderr, "Found %i animation nodes ( as_node=%i ) in %f s ( %f anim nodes / s )" % (
num_nodes, as_node, elapsed, num_nodes / elapsed)
# find animation by iteration
st = time.time()
iterated_anim_nodes = list(
nt.it.iterDgNodes(nt.Node.Type.kAnimCurve, asNode=as_node))
elapsed = time.time() - st
print >> sys.stderr, "Iterated %i animation nodes ( as_node=%i ) in %f s ( %f anim nodes / s )" % (
len(iterated_anim_nodes), as_node, elapsed,
len(iterated_anim_nodes) / elapsed)
# check plug access
if as_node:
st = time.time()
for anode in anim_nodes:
anode.output
# END for each node
elapsed = time.time() - st
print >> sys.stderr, "Accessed output plug on %i nodes using node.output in %f s ( %f plugs nodes / s )" % (
num_nodes, elapsed, num_nodes / elapsed)
st = time.time()
for anode in anim_nodes:
anode.findPlug('output')
# END for each node
elapsed_findplug = time.time() - st
print >> sys.stderr, "Accessed output plug on %i nodes using node.findPlug('output') in %f s ( %f plugs nodes / s )" % (
num_nodes, elapsed_findplug, num_nodes / elapsed_findplug)
print >> sys.stderr, "node.findPlug is %f times as fast as node.plug" % (
elapsed / elapsed_findplug)
else:
st = time.time()
mfndep = nt.api.MFnDependencyNode()
for apianode in anim_nodes:
mfndep.setObject(apianode)
mfndep.findPlug('output')
# END for each node
elapsed = time.time() - st
print >> sys.stderr, "Accessed output plug on %i api nodes using mfndep.findPlug in %f s ( %f plug nodes / s )" % (
num_nodes, elapsed, num_nodes / elapsed)
# END attr access testing
# make selection list
st = time.time()
anim_sel_list = nt.toSelectionList(anim_nodes)
elapsed = time.time() - st
print >> sys.stderr, "Convenient Selection List Creation: %f s" % elapsed
# make selection list manually
st = time.time()
anim_sel_list = nt.api.MSelectionList()
if as_node:
for an in anim_nodes:
anim_sel_list.add(an.apiObject())
# END for each animation node
else:
for apian in anim_nodes:
anim_sel_list.add(apian)
# END for each animation node
# END handle as_node
elapsed = time.time() - st
print >> sys.stderr, "Optimized Selection List Creation: %f s" % elapsed
st = time.time()
nt.api.MGlobal.setActiveSelectionList(anim_sel_list)
elapsed = time.time() - st
print >> sys.stderr, "Setting Selection List as Maya-Selection: %f s" % elapsed
# END for each as_node value
# compare to plain mel
melcmd = """select( ls("-typ", "animCurve", (listConnections ("-s", 1, "-d", 0, "-scn", 1, "-t", "animCurve", ls()))) )"""
st = time.time()
nt.api.MGlobal.executeCommand(melcmd, False, False)
elapsed = time.time() - st
print >> sys.stderr, "MEL: Get animation of all nodes and select the animcurves: %f s" % elapsed
def test_memberHandling(self):
s = nt.createNode("memberSet", "objectSet")
# ADD/REMOVE SINGLE MEMBER
####################
# add Node ( dgnode )
memberlist = self._getMemberList()
for i, member in enumerate(memberlist):
s.addMember(member)
assert s.members().length() == i + 1
assert s.isMember(member)
cmds.undo()
assert s.members().length() == i
cmds.redo()
# end for each member
# clear the set by undoing it all
for i in range(len(memberlist)):
cmds.undo()
assert s.members().length() == 0
# get it back
for i in range(len(memberlist)):
cmds.redo()
assert s.members().length() == len(memberlist)
# MULTI-MEMBER UNDO/REDO
##########################
s.removeMembers(memberlist)
assert s.members().length() == 0
cmds.undo()
assert s.members().length() == len(memberlist)
cmds.redo()
assert s.members().length() == 0
# add members again
s.addMembers(memberlist)
assert s.members().length() == len(memberlist)
cmds.undo()
assert s.members().length() == 0
cmds.redo()
assert s.members().length() == len(memberlist)
# remove all members
for i, member in enumerate(memberlist):
s.removeMember(member)
assert s.members().length() == 0
# ADD/REMOVE MULTIPLE MEMBER
######################
# add node list
s.addMembers(memberlist)
assert s.members().length() == len(memberlist)
s.clear()
assert s.members().length() == 0
# Add selection listx
sellist = nt.toSelectionList(memberlist)
s.addMembers(sellist)
assert s.members().length() == sellist.length()
# remove members from sellist
s.removeMembers(sellist)
assert s.members().length() == 0
cmds.undo()
assert s.members().length() == sellist.length()
cmds.redo()
assert s.members().length() == 0
# test smart add
s.add(sellist)
assert len(s) == len(sellist)
single_item = sellist.mtoIter().next()
s.add(single_item)
assert len(s) == len(sellist)
s.discard(single_item)
assert single_item not in s
s.discard(sellist.mtoList())
assert len(s) == 0
# TEST CLEAR
#############
s.addMembers(sellist)
assert s.members().length() == sellist.length()
s.clear()
assert s.members().length() == 0
cmds.undo()
assert s.members().length() == sellist.length()
# USING SETMEMBERS
########################
members = self._getMemberList()
# replace
s.setMembers(members[0:2], 0)
assert s.members().length() == 2
# add
s.setMembers(members[-2:-1], 1)
assert s.members().length() == 3
# remove
s.setMembers(members[0:2], 2)
assert s.members().length() == 1
cmds.undo()
assert s.members().length() == 3
# TEST SET PROTOCOLS
####################
assert len(s) == 3
assert [m for m in s] == s.members().mtoList()
assert iter(s).next() in s
