Python cmds.joint函数代码示例

    def _create_wrist(self):
        """Creates the special wrist setup for the 3 different rotation axes of
        Dave's wrist.
        @todo: change the constraining to the PLY GRP to something save

        """

        hand = '%s_hand_result_%s' % (self.side, self.nc.joint)
        hand_end = '%s_handEnd_result_%s' % (self.side, self.nc.joint)
        fore_arm = '%s_foreArm_result_%s' % (self.side, self.nc.joint)

        # joints
        cmds.select(cl=True)
        root_jnt = cmds.joint(n='%s_wristRoot_%s' % (self.side, self.nc.joint))
        end_jnt = cmds.joint(n='%s_wristEnd_%s' % (self.side, self.nc.joint))
        tmp_end_jnt = cmds.joint(n='%s_wristTmpEnd_%s' % (self.side, self.nc.joint))
        self.c.snap_a_to_b(root_jnt, hand)
        self.c.snap_a_to_b(end_jnt, hand_end)
        self.c.snap_a_to_b(tmp_end_jnt, hand_end)

        # orient joints properly
        self.orient_joint(root_jnt)
        cmds.delete(tmp_end_jnt)
        cmds.parent(end_jnt, w=True)

        # constrain joints
        cmds.parentConstraint(hand, root_jnt, mo=True)
        cmds.pointConstraint(root_jnt, end_jnt, mo=True)
        cmds.orientConstraint(root_jnt, end_jnt, mo=True)

        # constrain hand const group
        cmds.parentConstraint('%s_wristRotZ_PLY_%s' % (self.side, self.nc.group),
                              '%s_hand_const_%s' % (self.side, self.nc.group), mo=True)

        cmds.parent(root_jnt, end_jnt, '%s_hand_%s' % (self.side, self.nc.group))

    def confirmJoints(self):
        """   
        draw joints in locator position
        """

        #- Getting Ball and Toe Location
        self.leftHipPos = cmds.xform('l_hip_Adjust_ctl', q = True, ws = True, t = True)
        self.leftKneePos = cmds.xform('l_knee_Adjust_ctl', q = True, ws = True, t = True)
        self.leftAnklePos = cmds.xform('l_ankle_Adjust_ctl', q = True, ws = True, t = True)
        self.leftBallPos = cmds.xform('l_ball_Adjust_ctl', q = True, ws = True, t = True)
        self.leftToePos = cmds.xform('l_toe_Adjust_ctl', q = True, ws = True, t = True)
        self.leftHeelPos = cmds.xform('l_heel_PivotPosition', q = True, ws = True, t = True)
        self.leftSideInPos = cmds.xform('l_sidein_PivotPosition', q = True, ws = True, t = True)
        self.leftSideOutPos = cmds.xform('l_sideout_PivotPosition', q = True, ws = True, t = True)
        
        #duplicate pivots
        cmds.duplicate('l_heel_PivotPosition', n = 'r_heel_PivotPosition', rr =  True)
        cmds.xform('r_heel_PivotPosition', t = [-self.leftHeelPos[0], self.leftHeelPos[1], self.leftHeelPos[2]])
        cmds.duplicate('l_sidein_PivotPosition', n = 'r_sidein_PivotPosition', rr =  True)
        cmds.xform('r_sidein_PivotPosition', t = [-self.leftSideInPos[0], self.leftSideInPos[1], self.leftSideInPos[2]])
        cmds.duplicate('l_sideout_PivotPosition', n = 'r_sideout_PivotPosition', rr =  True)
        cmds.xform('r_sideout_PivotPosition', t = [-self.leftSideOutPos[0], self.leftSideOutPos[1], self.leftSideOutPos[2]])
        
        cmds.select(cl = True)
        print 'leg Parts : ' , self.legParts
        for elem in self.legElement :
            jointPos = cmds.xform(self.left + elem + '_Adjust_ctl', t = True, q = True, ws = True)
            cmds.joint(n = '%s%s_jnt' %(self.left, elem), p = jointPos)
            
        #- orient joint
        cmds.joint(self.lHipJnt, e = True, oj = 'xzy', secondaryAxisOrient = 'yup', ch = True, zso = True)

        #- delete position locators
        cmds.delete(self.legParts)

def build(numBindJoints=6, numSpans=None, name='', numSkinJoints=3, width=None):
    '''
    builds a nurbs ribbon
    If width is not specified, width will be set to numBindJoints
    If numSpans is not specified, it will be set to numBindJoints
    
    '''
    if not width:
        width = numBindJoints
    if not numSpans:
        numSpans = numBindJoints
    
    main_grp = cmds.group(empty=1, name=(name + '_grp'))
    plane = cmds.nurbsPlane(axis=(0, 1, 0), ch=0, lengthRatio=(1.0 / width), w=width, u=numSpans, name=(name + '_nurbsPlane'))[0]
    cmds.parent(plane, main_grp)
    
    # Creat Skin joints
    skinJoints = []
    skinJointPositions = common.pointsAlongVector( start=[width*.5, 0, 0], end=[width*-.5, 0, 0], divisions=(numSkinJoints-1) )
    for index in range(len(skinJointPositions)):
        cmds.select(main_grp)
        j = cmds.joint(position = skinJointPositions[index], name=(name + '_' + str(index) + '_jnt'))
        skinJoints.append(j)
        
    # Add skinning to ribbon
    cmds.skinCluster(skinJoints, plane, tsb=1, name=(plane + '_skinCluster'))
    cmds.setAttr(plane+'.inheritsTransform', 0)
    
    # Add follicles
    for index in range(numBindJoints):
        f = rivet.build( mesh=plane, paramU=(1.0 / (numBindJoints-1) * index), paramV=0.5, name=(name + '_' + str(index)))
        cmds.parent(f, main_grp)
        j = cmds.joint(name=(name + '_' + str(index) + '_bnd'))

 def createGuide(self, *args):
     Base.StartClass.createGuide(self)
     # Custom GUIDE:
     cmds.addAttr(self.moduleGrp, longName="flip", attributeType='bool')
     cmds.setAttr(self.moduleGrp+".flip", 0)
     
     cmds.addAttr(self.moduleGrp, longName="indirectSkin", attributeType='bool')
     cmds.setAttr(self.moduleGrp+".indirectSkin", 0)
     
     cmds.setAttr(self.moduleGrp+".moduleNamespace", self.moduleGrp[:self.moduleGrp.rfind(":")], type='string')
     
     self.cvJointLoc, shapeSizeCH = ctrls.cvJointLoc(ctrlName=self.guideName+"_JointLoc1", r=0.3)
     self.connectShapeSize(shapeSizeCH)
     self.jGuide1 = cmds.joint(name=self.guideName+"_JGuide1", radius=0.001)
     cmds.setAttr(self.jGuide1+".template", 1)
     cmds.parent(self.jGuide1, self.moduleGrp, relative=True)
     
     self.cvEndJoint, shapeSizeCH = ctrls.cvLocator(ctrlName=self.guideName+"_JointEnd", r=0.1)
     self.connectShapeSize(shapeSizeCH)
     cmds.parent(self.cvEndJoint, self.cvJointLoc)
     cmds.setAttr(self.cvEndJoint+".tz", 1.3)
     self.jGuideEnd = cmds.joint(name=self.guideName+"_JGuideEnd", radius=0.001)
     cmds.setAttr(self.jGuideEnd+".template", 1)
     cmds.transformLimits(self.cvEndJoint, tz=(0.01, 1), etz=(True, False))
     ctrls.setLockHide([self.cvEndJoint], ['tx', 'ty', 'rx', 'ry', 'rz', 'sx', 'sy', 'sz'])
     
     cmds.parent(self.cvJointLoc, self.moduleGrp)
     cmds.parent(self.jGuideEnd, self.jGuide1)
     cmds.parentConstraint(self.cvJointLoc, self.jGuide1, maintainOffset=False, name=self.jGuide1+"_ParentConstraint")
     cmds.parentConstraint(self.cvEndJoint, self.jGuideEnd, maintainOffset=False, name=self.jGuideEnd+"_ParentConstraint")
     cmds.scaleConstraint(self.cvJointLoc, self.jGuide1, maintainOffset=False, name=self.jGuide1+"_ScaleConstraint")
     cmds.scaleConstraint(self.cvEndJoint, self.jGuideEnd, maintainOffset=False, name=self.jGuideEnd+"_ScaleConstraint")

def createJoints(prefix, lytObs, *args):
    print "CreateJoints"

    cmds.select(d=True)

    ik_joints = []

    for item in lytObs:
        """ item[0] will be the joint
            item[1] will be the position
            item[2] will be the parent        
        """
        newJointName = item[0].replace("lyt_", prefix)

        cmds.select(d=True)
        if cmds.objExists(newJointName) == True:
            cmds.delete(newJointName)
        jnt = cmds.joint(p=item[1], n=newJointName )
        ik_joints.append(jnt)


    lytLen = len(lytObs)

    for item in range(len(lytObs)):
        if item != 0:
            joint = lytObs[item][0].replace("lyt_", prefix)
            jointParent = lytObs[item][2].replace("lyt_", prefix)
            cmds.parent(joint, jointParent) 

    for jnt in ik_joints:
        cmds.joint(jnt, e=True, oj='xyz', secondaryAxisOrient='yup', ch=True, zso=True)


    return ik_joints  

def createFromPointList(ptList, orient=False, side='cn', part='chain', suffix='jnt'):
    """
    Create joint chain from a list of point positions
    @param ptList: List of points to create joint chain from
    @type ptList: list
    @param orient: Orient joints
    @type orient: bool
    @param side: Joint side name prefix
    @type side: str
    @param part: Joint part name
    @type part: str
    @param suffix: Joint name suffix
    @type suffix: str
    """
    # Clear selection
    cmds.select(cl=True)

    # Create joint chain
    jntList = []
    for i in range(len(ptList)):
        jnt = cmds.joint(p=ptList[i], n=side + '_' + part + str(i + 1) + '_' + suffix)
        if i and orient: cmds.joint(jntList[-1], e=True, zso=True, oj='xyz', sao='yup')
        jntList.append(jnt)

    # Return result
    return jntList

def template_joints(joints=None, reorient_children=True, reset_orientation=True):
    if joints is None:
        joints = cmds.ls(sl=True, type='joint')
    if not joints:
        raise RuntimeError('No joint selected to orient.')

    if reorient_children:
        children = cmds.listRelatives(fullPath=True, allDescendents=True, type='joint')
        joints.extend(children)

    red, green, blue = create_shaders()

    orient_group = cmds.createNode('transform', name=ORIENT_GROUP)
    manips = []
    for joint in joints:
        if reset_orientation:
            cmds.makeIdentity(joint, apply=True)
            cmds.joint(joint, edit=True, orientJoint='xyz', secondaryAxisOrient='yup', children=False, zeroScaleOrient=True)
        if not cmds.listRelatives(joint, children=True):
            zero_orient([joint])
            continue
        group, manip = create_orient_manipulator(joint, blue)
        manips.append(manip)
        cmds.parent(group, orient_group)
        cmds.parentConstraint(joint, group)
        cmds.setAttr(joint + '.template', 1)
    cmds.select(manips)

def reorientJoints(_joints, _up=False, _upVec=(0, 0, 1),  _aimVec=(1, 0, 0)):
    for topJoint in _joints:
        # Clean translations
        cmds.joint(topJoint, edit=True, oj="xyz", sao="zup", ch=True, zso=True) 
        if _up:
            # Clean rotations
            reorientRecursive(topJoint, _up, _upVec, _aimVec)

 def test_constrainLocators(self):
     #--- Setup the scene
     startJnt = cmds.joint(n='startJnt',p=(3, 0, 0))
     endJnt = cmds.joint(n='endJnt',p=(3, 5, -2))
     upObj = cmds.joint(n='upJnt',p=(4, 0, 0))
     
     #--- Create the locators... tsk, tsk, external dependency, but why repo so much code here!?
     result = self.rig._createLocators(name='test', start=startJnt, end=endJnt, startUpObj=upObj)
     
     #--- Call method, get results
     result = self.rig._constrainLocators(locators=result)
     
     #--- Check Results
     self.test.assertConstrained('test_btmLoc_pos','test_topLoc_aim',type='aim')
     self.test.assertConstrained('test_topLoc_pos','test_btmLoc_aim',type='aim')
     self.test.assertConstrained('test_topLoc_pos','test_midLoc_aim',type='aim')
     
     self.test.assertConstrained('test_topLoc_pos','test_midLoc_pos',type='point')      
     self.test.assertConstrained('test_btmLoc_pos','test_midLoc_pos',type='point')       
     
     self.test.assertConstrained('test_topLoc_up','test_midLoc_up',type='point')       
     self.test.assertConstrained('test_btmLoc_up','test_midLoc_up',type='point')
     
     btmPos = cmds.xform('test_btmLoc_up', q=1,ws=1, rp=1)
     self.test.assertFloatListAlmostEqual(btmPos,[13,0,0])
     
     # Twist the top
     cmds.rotate(0,45,0,'test_topLoc_pos')
     topPos = cmds.xform('test_topLoc_up', q=1,ws=1, rp=1)
     midPos = cmds.xform('test_midLoc_up', q=1,ws=1, rp=1)
     avgPos = [(topPos[0]+btmPos[0])/2.0, (topPos[1]+btmPos[1])/2.0, (topPos[2]+btmPos[2])/2.0]
     self.test.assertListEqual(avgPos, midPos)

 def surfJnts(name, pairL):
     jntPairs = []
     iks = []
     j = 0
     for pair in pairL:
         jnts = []
         i = 0
         suff = ['_root', '_aim', '_up']
         for point in pair:
             cmds.select(point)
             pos = cmds.xform(point, q=True, t=True, ws=True)
             jnts.append(place.joint(0, name + str(j) + suff[i] + '_jnt', pad=2, rpQuery=False)[0])
             i = i + 1
         j = j + 1
         # parent ik joints
         cmds.parent(jnts[1], jnts[0])
         # orient ik joints
         cmds.joint(jnts[0], e=True, oj='zyx', secondaryAxisOrient='yup')
         jnt.ZeroJointOrient(jnts[1])
         # orient up vector jnt
         cmds.parent(jnts[2], jnts[0])
         jnt.ZeroJointOrient(jnts[2])
         cmds.parent(jnts[2], w=True)
         # append pairs to list
         jntPairs.append(jnts)
         # ik
         ikhndl = cmds.ikHandle(sj=jnts[0], ee=jnts[1], sol='ikRPsolver', sticky='sticky')[0]
         cmds.setAttr(ikhndl + '.visibility', False)
         cmds.poleVectorConstraint(jnts[2], ikhndl)
         iks.append(ikhndl)
         # cleanup
         place.cleanUp(jnts[0], SknJnts=True)
         place.cleanUp(jnts[2], SknJnts=True)
         place.cleanUp(ikhndl, World=True)
     return jntPairs, iks

    def lock_joints(self, moduleInfo):
        ##  clear selection
        cmds.select(clear=True )


        joints = moduleInfo[0]
        jointPositions = moduleInfo[1]
        jointOrientations = moduleInfo[2]
        jointRotationOrders = moduleInfo[3]
        jointPreferredAngles = moduleInfo[4]
        
        cmds.delete(self.containerName)
        
        index = 0
        ##  creating joints this way because when you select a joint and create joint, it corrects orientation
        for joint in joints:
            jointName = joint
            jointPos = jointPositions[index]

            parentJoint = ''
            childJoint = ''
            
            if index > 0:
                parentJoint = self.moduleName + ":" + self.jointInfo[index-1][0]
                cmds.select(parentJoint, replace = True)
                
            newJoint = cmds.joint(name = self.moduleName + ":" + self.jointInfo[index][0], position = jointPositions[index])
  
            if index > 0:
                cmds.joint(parentJoint, edit = True, orientJoint = "xyz", secondaryAxisOrient = "yup")   
            
            cmds.joint(newJoint, edit = True, orientation = jointOrientations[index])   
            index += 1

def  MakeJntAndIKs(side):
    """
    选择两圈眼球上的线，生成骨骼和ik，side的值例如：R_In or R_Out
    ps: 选择骨骼链的子物体，打组，centerPivot，在原点生成一个骨点，用组约束骨点，正确命名，然后将IK组分别放到对应骨点下边。
    """    
    lx_start=mc.xform('loc_eyeCenter01',q=1,ws=1,t=1)
    lx_mouthPnt= mc.filterExpand(sm=31)
    mc.select (cl=1)
    lx_Jnts=[]
    lx_IKs = []
    for i in lx_mouthPnt :
        lx_end=mc.xform(i,q=1,ws=1,t=1)
        lx_stJnt=mc.joint (n=("Jnt_"+side+"_st"),p=(lx_start[0],lx_start[1],lx_start[2]),radius=0.1)
        lx_edJnt=mc.joint (n=("Jnt_"+side+"_ed"),p=(lx_end[0],lx_end[1],lx_end[2]),radius=0.1)        
        lx_scik =mc.ikHandle (n=("scik_"+side+str(01)),sj=lx_stJnt,ee=lx_edJnt,sol="ikSCsolver")
        #mc.setAttr((str(lx_scik[0]) +".visibility") ,0)
        mc.select(cl=1)
        lx_Jnts.append(lx_stJnt)
        lx_IKs .append(lx_scik[0])
    mc.select(lx_Jnts,r=1)
    mc.group(n=("grp_Jnts"+side))
    
    mc.select(lx_IKs,r=1)
    mc.group(n=("grp_iks"+side))
    mc.setAttr((str("grp_iks"+side) +".visibility") ,0)
    
#3.选择眼皮曲线，执行脚本，生成
    def  MakeEyeLidJnts(cuvs):
        
        

        def _iterate_(self):	
	    self.call2_func = self.test2_func
	    _first = mc.joint(n = "first")
	    #_first = mc.createNode('transform',n = "first")
            for i in range(self.int_targetCount):
                self.progressBar_set(status = ("Pass 1: Substantiating Call %i"%i), progress = i, maxValue = self.int_targetCount)		
		mc.select(cl=True)
		string = mc.joint(n = "baseobj_{0}".format(i))
		if i:
		    for ii in (range(i)):
			string = mc.joint(n = "obj_{0}".format(i))
		#mc.parent(string,world = True)
		#string = mc.createNode('network',n = "obj_{0}".format(i))
		#string = mc.createNode('transform',n = "obj_{0}".format(i))
		#string = mc.createNode('transform',n = "sameName".format(i))
		#_group = mc.group(n = "obj_{0}".format(i), em=True)
		#string = mc.parent(string,_group)[0]
		t1 = time.clock()	
		self.test1_func(_first)              
		t2 = time.clock()
		self.l_times_1.append(t2-t1)
		
		t1 = time.clock()	
		#self.l_roots_2.extend( [self.test2_func(self._toCall)] )  
		self.call2_func(string)              
		t2 = time.clock()
		self.l_times_2.append(t2-t1)	

def create_joints():
	'''Subelements: vertecies, faces, edges should be selected'''
	# Get selected object name
	selection_list = cmds.ls(selection=True)
	for selection in selection_list:
		selected_object = selection.split('.')[0]
		break
	old_loc_list = cmds.ls('*LOC*', flatten=True)
	#Create locators constrained to subelements
	HZrivet.UI.HZrivet_finalCC()
	current_loc_list = cmds.ls('*LOC*', flatten=True)
	#Filter created locators
	new_loc_list = [loc for loc in current_loc_list if loc not in old_loc_list]
	# Get list of locators names and apply it as a prefix to a joint name
	loc_list = [loc for loc in new_loc_list if 'Shape' not in loc]
	root_joint = 'root'
	if not cmds.objExists(root_joint):
	    cmds.select(clear=True)
	    cmds.joint(name=root_joint)
	    root_p_constraint = cmds.pointConstraint(selected_object, root_joint)
	    root_o_constraint = cmds.orientConstraint(selected_object, root_joint)
	    cmds.delete(root_p_constraint, root_o_constraint)
	for loc in loc_list:
	    joint_prefix = re.sub("\D", "", loc)
	    joint_name = 'JNT_' + joint_prefix
	    cmds.select(clear=True)
	    cmds.joint(name=joint_name)
	    cmds.pointConstraint(loc, joint_name)
	    cmds.orientConstraint(loc, joint_name)
	    cmds.parent(joint_name, 'root') 

def j_BodyFix():
    # Get The Goal Joint position 
    position = dict()
    dupJnt = ['ShoulderPart2_L','Elbow_L','ElbowPart1_L','HipPart2_L','Knee_L','KneePart1_L']
    for jnt in dupJnt:
        position[jnt] =mc.xform(jnt,ws=1,t=1,q=1)
        
    # Create  Joint  And Ikhandle From position
    newJnt = []
    na =1;
    for j in dupJnt: 
        if mc.objExists(('Fix'+j)):
            mc.select(('Fix'+j),r=1)
            break;
        newJnt.append(mc.joint(n=('Fix'+j),p=position[j],radius=1.75))
        if na%3==0:        
        # Create IKHandle With ikRPsolver , Then Mirror With IkHandle
            mc.joint(newJnt[0],e=1,zso=1,oj='xyz',sao='yup')
            mc.joint(newJnt[1],e=1,zso=1,oj='xyz',sao='yup')
            mc.setAttr('%s.jointOrient'%newJnt[2],0,0,0)
            ikhand = mc.ikHandle(name=('rpik_'+newJnt[1]+'01'),sj=newJnt[0],ee=newJnt[2],sol = 'ikSCsolver')
            mc.setAttr('%s.v'%ikhand[0],0)
            # mirrorJoint -mirrorYZ -mirrorBehavior -searchReplace "_L" "_R";
            mc.mirrorJoint(newJnt[0],mirrorYZ =1,mirrorBehavior =1,searchReplace=('_L','_R'))
            mc.parent(ikhand[0],j)
            mc.parent((re.sub('_L',"_R",ikhand[0])),(re.sub('_L','_R',j)))
            mc.parent(newJnt[0],dupJnt[na-3])
            mc.parent((re.sub("_L","_R",newJnt[0])),(re.sub('_L','_R',dupJnt[na-3])))
            newJnt = []       
            mc.select(clear=1)
        na=na+1;