Python core.objExists函数代码示例

    def check(self, *args):
        self.log.insertText("Checking Master Node... \n")
        
        if pm.objExists('master'):
            master_node = pm.PyNode("master")
        else :
            self.log.insertText("  Master Node does not exists \n")
            return False
        
        attrs = ['objectName',
                 'arc_file_path',
                 'arc_file_name',
                 'arc_asset_name',
                 'arc_asset_dept',
                 'arc_asset_version',
                 'ClientAsset']
        
        status = True
        for attr in attrs:
            msg = "%s.%s"%(master_node, attr)
            self.log.insertText("  %s" %(msg.ljust(40, '.')))
            if not pm.objExists('%s.%s'%(master_node, attr)):
                self.log.insertText("FAIL \n")
                status = False
                if master_node not in self.result.getAllItems():
                    self.result.append(master_node)
            else:
                self.log.insertText("OK \n")

        return status

def __restoreShapes__(elts):

    if elts==None:
        # get each objects from rigShapesSet
        if pmc.objExists('rigShapesSet'):
            elts = pmc.sets('rigShapesSet', query=True)
        fromSelection=False
    else:
        fromSelection=True
    
    if elts:
        for elt in elts:
            if fromSelection:
                atoms = various.getAtoms(elt.getShape(), flat=False)
                for i in range(len(atoms)):
                    try:
                        pmc.move(atoms[i], pmc.PyNode(elt.name()+'_storedShp.cv'+str(i)).get(), absolute=True)
                    except:
                        vp.vPrint('No %s in rigShapesSet set' % (elt.name()+'_storedShp'), 1)
            else:
                if pmc.objExists(elt.name().replace('_storedShp', '')):
                    obj = pmc.PyNode(elt.name().replace('_storedShp', '')).getShape()
                    atoms = various.getAtoms(obj, flat=False)
                    for i in range(len(atoms)):
                        try:
                            pmc.move(atoms[i], pmc.PyNode(elt+'.cv'+str(i)).get(), absolute=True)
                        except:
                            vp.vPrint('No data founded from %s in rigShapesSet set' % elt.name(), 1)
                else:
                    vp.vPrint('Shape %s doesn\'t exist' % elt.name().replace('_storedShp', ''), 1)

    def custom_sets(self, *args):
        self.log.clear()
        self.log.insertText('Create Custom Sets...\n')
        self.log.insertText('\nFind all controls under the groups: \n  "Placer", "rig_arc", and "Face_UI|Panels"\n\nGenerate two sets as result : \n  "ctrlSet" contains all tagged controls\n  "_NON_TAGGED_CURVES" contains all non-tagged controls\n')
                
        ctrlSets = pm.ls("*ctrlSet")
        if not ctrlSets:
            self.controlSet = pm.sets(empty=True, name = "ctrlSet")
        
        grps = [grp for grp in ['Placer', 'rig_arc'] if pm.objExists(grp)]
        pm.select(grps, hi=True)
        all_curve = pm.ls(sl=True, type="nurbsCurve")
        pm.select(clear=True)

        all_ctrl = [ctrl.getParent() for ctrl in all_curve]
        
        if pm.objExists('Panels'):
            pm.select('Panels', hi=True)
            all_facial_curve = pm.ls(sl=True, type="nurbsCurve")
            pm.select(clear=True)
            all_ctrl.extend([curve.getParent() for curve in all_facial_curve if curve.getParent().tz.isLocked()]) 
            #pm.sets(all_ctrl, name="_ALL_CURVES")
        
        no_tags = [ctrl for ctrl in all_ctrl if not pm.attributeQuery ('ClientAnimCtrl', node= ctrl, ex=True)]
        pm.sets(no_tags, name="_NON_TAGGED_CURVES")
        
        tags = [ctrl for ctrl in all_ctrl if pm.attributeQuery ('ClientAnimCtrl', node= ctrl, ex=True)]
        self.controlSet.addMembers(tags)

 def locInst_locSel(self):
     '''
     Function: Takes a locator and instances it's target (set as an extra attr)
     Then sets the location of the instance.
     If the instance already exists it uses that
     Returns: None
     '''
     locs = pm.ls(sl=True)
     grp_name = "_".join(locs[0].getParent().split('_')[:-2])+"_INST_GRP"
     print grp_name
     print pm.objExists(grp_name)
     if pm.objExists(grp_name): pm.PyNode(grp_name)
     else: grp=pm.group(em=True, n=grp_name)
     
     for loc in locs:
         #if the target isn't an instance create it
         targetExists = pm.ls(loc.target.get().split('_')[:-1][0]!='GEO', r=True, type='transform')[0]
         instanceExists = pm.ls(loc.target.get().split('_')[:-1][0]!='INST', r=True, type='transform')[0]
         if not instanceExists and targetExists:
             matchObj = pm.ls(loc.target.get(), r=True, type='transform')[0]
             instance = pm.instance(matchObj, n=('_'.join(matchObj.split('_')[:-1])+'_INST'))[0]
             #set the target to the new instance since it was created
             loc.target.set(instance)
         
         elif pm.objExists(loc.target.get()) and pm.objExists('_'.join(target.split('_')[:-1])+'_INST'):
             pm.error('Neither a GEO nor an INST object exists with this name')
         #otherwise initialize the instance variable    
         else: instance = pm.PyNode('_'.join(arg.split('_')[:-1])+'_INST')
         loc.t.connect( instance.t )
         loc.r.connect( instance.r )
         loc.s.connect( instance.s )
         instance.setParent(grp)

def create_wireframe_rl(name="wireframe"):
    """
    Creates wireframe material
    Creates wireframe layer
    Adds all geometry and rendercam to the renderlayer
    
    @param name: str layername
    """
    mat_name = "%s_mat" % name

    if not pm.objExists(mat_name):        
        material_node = pm.shadingNode("lambert", n=mat_name, asShader=True)
        material_node.setColor([1, 1, 1])
        
        material_sg_node = pm.sets(renderable=True, noSurfaceShader=True, empty=True, name="%sSG" % mat_name)
        material_sg_node.miContourEnable.set(1)
        material_sg_node.miContourColor.set([0,0,0])
        material_sg_node.miContourWidth.set(1.5)
        material_node.outColor >> material_sg_node.surfaceShader
        
        if not pm.objExists(name):
            render_layer = pm.createRenderLayer(n=name)
            render_layer.setCurrent()
            render_layer.addMembers(pm.ls(geometry=True, cameras=True))
            material_sg_node.message >> render_layer.shadingGroupOverride

def create_control(control, module):
    """ Creates a control for the rig, checking for existing controls or creating
    Args:
        control (str, pm.nt.Transform): can be anything really, just as long as it exists
    Returns:
        (pm.nt.Transform): the resulting transform of the control
    """
    is_new = False
    # Check if default control was created
    if pm.objExists('grow_CTRL') and not pm.objExists(control):
        control = pm.PyNode('grow_CTRL')
    
    # Create the control if control doesn't exist
    elif not pm.objExists(control):
        control = pm.circle(n='grow_CTRL')
        # Flat control in Y...
        control[1].normalY.set(1)
        control[1].normalZ.set(0)
        control = control[0]
        is_new = True
        
    # If it's a string and we weren't passed a PyNode we need to check existing nodes
    elif isinstance(control, basestring):
        control = pm.PyNode(control)
        
    setup_control_global_attrs(control, module)
    
    return control, is_new

def loadDeformerWeights(filename=None):
	'''
	Usage:
		loadDeformerWeights(filename='/jobs/mercedesFable_5402587/build/charTortoise/maya/export/WEIGHTS/tortoiseAFacial/extraWeights/deformerWeights/v03/deformerWeights.json')
		loadDeformerWeights()
	'''
	if not filename:
		try:
			filename = pm.fileDialog2(cap='Select a json file you stored', fm=1, okc='Load', ff='JSON (*.json)')[0]
		except:
			pm.error('file not found, whatever.')
	with open(filename, 'rb') as fp:
		data = json.load(fp)
		for key in data.keys():
			if pm.objExists(key):
				deformer = Deformer(pm.PyNode(key))
				print 'Loading weights for deformer:\t%s'%deformer
				for deformedShape in data[key].keys():
					if pm.objExists(deformedShape):
						print '\tLoading deformer weights on shape:\t%s'%deformedShape
						deformedTransform = pm.PyNode(deformedShape).getParent()
						#print data[key][deformedShape]
						deformer.setWeights(data[key][deformedShape], deformedTransform)
					else:
						pm.warning('Object %s does not exist to apply deformer weights to...skipping'%deformedShape)
			else:
				pm.warning('Deformer %s doesn\'t exist...skipping'%key)

    def test_clusterPlane(self):
        fr = FollowRibbon.FollowRibbon(name="blah")
        plane = pm.nurbsPlane(axis=[0, 1, 0], patchesU=8, patchesV=1, lengthRatio=0.1, ch=0)[0]
        ctrls = []
        ctrls.append(pm.circle(n="blah_ctrl_01")[0].name())
        ctrls.append(pm.circle(n="blah_ctrl_02")[0].name())
        mainGrp = pm.group(em=1, name="main")

        result = fr._clusterPlane(plane=plane, controls=ctrls, mainGrp="main")

        self.testLib.assertListEqual(result, ["blah_cluster_01Handle", "blah_cluster_02Handle"])
        self.assertTrue(pm.objExists("blah_cluster_01"))
        self.assertTrue(pm.objExists("blah_cluster_02"))

        self.assertTrue(pm.listRelatives(result[0], parent=True), "main")
        self.assertTrue(pm.listRelatives(result[1], parent=True), "main")

        self.assertTrue(pm.listRelatives(result[0], parent=1)[0], "blah_ctrlsGrp")
        self.assertTrue(pm.listRelatives(result[1], parent=1)[0], "blah_ctrlsGrp")

        hist = pm.listHistory(plane)
        hitA = 0
        hitB = 0
        for each in hist:
            if each.name() == "blah_cluster_01":
                hitA = 1
            if each.name() == "blah_cluster_02":
                hitB = 1
        self.assertTrue(hitA)
        self.assertTrue(hitB)

        self.assertTrue(pm.isConnected("blah_ctrl_01.translate", "blah_cluster_01Handle.translate"))
        self.assertTrue(pm.isConnected("blah_ctrl_02.translate", "blah_cluster_02Handle.translate"))

    def dictToDatas(self, dict_datas):

        """
        [email protected] Get dict datas of skinCluster and push datas to class variables.
        This function is for import.
        """

        if not dict_datas:
            raise RuntimeError("\n\tDict datas is empty or invalid !!!\n")

        #   Check if skin node exists
        #   If skin node doesn't exist set variable with string name
        if pmc.objExists(dict_datas["SKIN_NODE"]):
            self.SKIN_NODE = pmc.PyNode(dict_datas["SKIN_NODE"])
        else:
            self.SKIN_NODE = dict_datas["SKIN_NODE"]

        #   Check if shape node exists
        #   If shape node doesn't exist set variable with string name
        if pmc.objExists(dict_datas["SHAPE"]):
            self.SHAPE = pmc.PyNode(dict_datas["SHAPE"])
        else:
            self.SHAPE = dict_datas["SHAPE"]

        #   Set skin datas
        self.INFLUENCES = dict_datas["INFLUENCES"]
        self.WEIGHTS = dict_datas["WEIGHTS"]
        self.MAX_INFLUENCES = dict_datas["MAX_INFLUENCES"]
        self.MAINTAIN_MAX_INFLUENCES = dict_datas["MAINTAIN_MAX_INFLUENCES"]
        self.SKINNING_METHOD = dict_datas["SKINNING_METHOD"]
        self.USE_COMPONENTS = dict_datas["USE_COMPONENTS"]
        self.BIND_PRE_MATRIX = dict_datas["BIND_PRE_MATRIX"]
        self.BASE_POINT = dict_datas["BASE_POINT"]

    def _create_deformers_(self):
        # Setup missing geo shapes dictionary
        missing_shapes = {}
        # Build in the order of blendshapes
        for blendshape in libXml.list_persist(self.import_data["Order"]):
            # Check if the blendshapes exists. If so create one.
            shapes = libXml.list_persist(self.import_data["Data"][blendshape])
            if not pm.objExists(blendshape):
                # Read info for each blendshape
                # select select the shapes.
                pm.select(cl=1)
                for shape in shapes:
                    # Check the shape exists
                    if pm.objExists(shape):
                        # Add to the selection
                        pm.select(shape, add=1)
                    else:
                        # If not then then add to error list dictionary
                        if missing_shapes.has_key(blendshape):
                            missing_shapes[blendshape].append(shape)
                        else:
                            missing_shapes[blendshape] = [shape]
                # Select the target geo and create blendshape
                pm.select(self.target, add=1)
                pm.blendShape(name=blendshape)

        if len(missing_shapes):
            print "#######The following blends had missing shapes#######"
            for key in missing_shapes.keys():
                print key.upper()
                libUtilities.print_list(missing_shapes[key])

def create_module(name):
    """ Creates a top group from an object name
        For now, just dummy checking if the suffix is all caps
    Args:
        name (str): name to parse or use
    Returns (pm.nt.Transform): resulting group node
    """
    module = {}
    if name.split('_')[-1].isupper():
        name = '_'.join( name.split('_')[:-1] )
    
    grp_name = '%s_GRP'%name
    if pm.objExists(name):
        top_group = pm.PyNode(name)
    elif pm.objExists(grp_name):
        top_group = pm.PyNode(grp_name)
    else:
        top_group = pm.group(em=True, n='%s_GRP'%name)
    
    module['top_group'] = top_group
    
    for subgroup in ['skeleton','model','parts','controls']:
        subgroup_name = '%s_%s_GRP'%(name, subgroup)
        if not pm.objExists(subgroup_name):
            module[subgroup] = pm.group(em=True, n=subgroup_name)
            module[subgroup].setParent(top_group)
            top_group.addAttr('%s_vis'%subgroup,
                              at='long',
                              k=True,
                              dv=1, min=0, max=1)
            top_group.attr('%s_vis'%subgroup).connect(module[subgroup].visibility)
        else:
            module[subgroup] = pm.PyNode(subgroup_name)
    
    return module

	def _prep(self,args):
		basename=self.inputName.getText()
		nparticle=pm.ls(sl=True)[0]
		if not pm.objExists(self.inputBar.getText()):
			pm.error ('GEO plane doesn\'t exist')
		geo = pm.PyNode(self.inputBar.getText())
		if not isinstance(nparticle.getShape(), pm.nt.NParticle):
			pm.error('Your selection is not an nParticle object')
        #create an instancer
		tempCube=pm.polyCube(n='temp_iinst_GEO',w=.01,h=.01,d=.01,ch=0)
		

		self.instancer=pm.PyNode(pm.particleInstancer(nparticle,name=(nparticle.name().replace('_NPARTICLE','_INSTANCER')),addObject=True,object=tempCube[0],cycleStep=1,cycleStepUnits='Frames',levelOfDetail='Geometry',rotationUnits='Degrees',rotationOrder='XYZ',position='worldPosition',rotation='rotPP',scale='scalePP',objectIndex='indexPP'))

		pm.delete(tempCube)
		#group the nparticle + instancer
		group=pm.group(n=(nparticle.name().replace('_NPATICLE','_lodA_GRP')))
		nparticle.setParent(group)
		self.instancer.setParent(group)
        #nCache itR
		
		if not pm.objExists( nparticle.name().replace('_NPARTICLE','_NUCLEUS') ):
			pm.error('Nucleus doesn\'t exist!')
		nucleus = nparticle.name().replace('_NPARTICLE','_NUCLEUS')
        #delete everything unnecessary that might cause issues
		print geo, nucleus
		print 'issue?'
		pm.delete(geo, nucleus)
		print 'issue?'
		pm.select(nparticle)
		mm.eval('performCreateNclothCache 1 \"add\";')
		pm.confirmDialog(m='WARNING, DO NOT SAVE AFTER THIS STEP',t='DONT SAVE!')

def createObjectSet(setName, objLst = [], exclusiveness = False, partition = None, increment = False):
    '''
    create an objectSet.
    @param    setName           string         :    This objectSet's name.
    @param    objLst            list           :    Objects which belongs this objectSet.
    @param    exclusiveness     bool           :    Whether is this objectSet mutually exclusive with another objectSet in one partition.
    @param    partition         node or string :    When exclusiveness flag is True, partitin should be assigned a partition node. Ignore when exclusiveness flag is False.
    @param    increment         bool           :    Whether to use the existed one or create an increment one When the named objectSet has been existed.
                                                    If the existed objectSet will be used, ignore exclusiveness flag and partition flag.
    @result                     node 
    '''
    useExisted = False
    if not pm.objExists(setName):
        objSet = pm.sets(em=1, name = setName)
    elif pm.objExists(setName) and increment :
        setName = name.compileNodeName(setName)
        objSet = pm.sets(em=1, name = setName)
    else:
        objSet = pm.PyNode(setName)
        useExisted = True
        
    if not useExisted and exclusiveness :
        partition.addMember(objSet)
    
    if objLst:
        #objSet.addMembers(objLst)
        pm.sets(objSet, e=1, forceElement = objLst)
    
    return objSet

def __restorePosingRIG__(elts):

    if elts==None:
        # get each objects from rigShapesSet
        if pmc.objExists('RIG_bindPose'):
            elts = pmc.sets('RIG_bindPose', query=True)
        fromSelection=False
    else:
        fromSelection=True
    
    if elts:
        for elt in elts:
            if fromSelection:
                if pmc.objExists(elt.name()+'_storedPos'):
                    obj = elt.name()+'_storedPos'
                    attrs = pmc.listAttr(elt, keyable=True)
                    for i in range(len(attrs)):
                        try:
                            pmc.PyNode(elt+'.'+attrs[i]).set(pmc.PyNode(obj+'.'+attrs[i]+'_stored').get())
                        except:
                            vp.vPrint('No data founded from %s in rigPosingSet set' % elt.name(), 1)
                else:
                    vp.vPrint('Object %s doesn\'t exist' % (elt.name()+'_storedPos'), 1)
            else:
                if pmc.objExists(elt.name().replace('_storedPos', '')):
                    obj = pmc.PyNode(elt.name().replace('_storedPos', ''))
                    attrs = pmc.listAttr(obj, keyable=True)
                    for i in range(len(attrs)):
                        try:
                            pmc.PyNode(obj+'.'+attrs[i]).set(pmc.PyNode(elt+'.'+attrs[i]+'_stored').get())
                             
                        except:
                            vp.vPrint('No data founded from %s in rigPosingSet set' % elt.name(), 1)
                else:
                    vp.vPrint('Object %s doesn\'t exist' % elt.name().replace('_storedPos', ''), 1)

def createHierarchy():
    """hierarchy construction"""
    
    gp = {}
    
    # create groups
    grps = [['TEMPLATES'], ['BDD'], ['PERSO'], ['SKINSKEL'], ['ADDITIVERIG'], ['ANIMATION'], ['TODELETE'], ['SETUP','PERSO|'], ['SCALEOFFSET','PERSO|SETUP|'], ['NOXFORM','PERSO|SETUP|']]
    for grp in grps:
        
        # create the absolute path
        tmpName = '|'
        for i in reversed(range(len(grp))):
            tmpName += grp[i]
        
        # check if the object exist
        if pmc.objExists(tmpName):
            gp[grp[0]] = pmc.PyNode(tmpName)
        else:
            gp[grp[0]] = pmc.createNode('transform', name=grp[0], skipSelect=True)
            if len(grp)==2:
                gp[grp[0]].setParent(grp[1])
                clean.__lockHideTransform__(gp[grp[0]], channel=['v'])
    
    
    # uncheck inherits transform
    gp['BDD'].inheritsTransform.set(False)
    gp['NOXFORM'].inheritsTransform.set(False)
    
    
    # create scale offset attribut
    if gp['SCALEOFFSET'].hasAttr('scaleOffset')==False:
        pmc.addAttr(gp['SCALEOFFSET'], longName='scaleOffset', attributeType='float', defaultValue=1.0, keyable=True )
    
    # connect the scale offset attribut into the scale
    clean.__lockHideTransform__(gp['SCALEOFFSET'], channel=['s'], lock=False)
    if len(gp['SCALEOFFSET'].sx.inputs(plugs=True))==0:
        gp['SCALEOFFSET'].scaleOffset >> gp['SCALEOFFSET'].sx
    if len(gp['SCALEOFFSET'].sy.inputs(plugs=True))==0:
        gp['SCALEOFFSET'].scaleOffset >> gp['SCALEOFFSET'].sy
    if len(gp['SCALEOFFSET'].sz.inputs(plugs=True))==0:
        gp['SCALEOFFSET'].scaleOffset >> gp['SCALEOFFSET'].sz
    
    
    # hide and lock attribut
    for key in gp.keys():
        clean.__lockHideTransform__(gp[key], channel=['t', 'r', 's'])
    
    
    # create set
    pmc.select(clear=True)
    sets = ['CONTROLS']
    for set in sets:
        if pmc.objExists(set)==False:
            gp[set] = pmc.sets(name=set)
        else:
            gp[set] = pmc.nodetypes.ObjectSet('CONTROLS')
    
    return gp