Python cmds.xform函数代码示例

def rotateToOrient (joint):
    '''
    Transfer the euler rotate values to the joint orientation

    :param joint: Joint(s) you want to do the transfer for
    :type joint: *str* or *list*
    '''
    sArrJoints = [joint]#common.toList(joint)

    for j in sArrJoints:
        if cmds.objectType(j)=='joint':
            doit=True
            for attr in ['rx','ry','rz','jox','joy','joz','ro']:
                #don't exists, lock,or connected
                if cmds.getAttr(j+'.'+attr,l=True) or cmds.listConnections('%s.%s' % (j,attr), destination = False, plugs = True):
                    doit=False

            if doit:
                roo = cmds.xform(j,q=True,roo=True)#get rotation order
                cmds.xform(j, p=True, roo='xyz' )#set rotation order to default (joint orient only works with xyz rotation order)
                orientToRotate(j)#transfer current joint orient to rotate
                ori = cmds.getAttr(j+'.r')[0]
                cmds.setAttr(j+'.jo',ori[0],ori[1],ori[2])
                cmds.setAttr(j+'.r',0,0,0)
                cmds.xform(j, p=True, roo=roo )#set back the initial rotation order
            else:
                print ('//Warning: "' + j + '" is locked or connected, unable to set rotation')

def main():
	mm.eval('selectCurveCV("all");')
	sel = mc.ls(sl=1, fl=1)
	grpname = (sel[0].split('.'))
	grpname = grpname[0]+"_grp"
	grp = mc.group(em=1, n=grpname)
	
	for i in sel:
		iname = i.replace('[', '')
		iname = iname.replace(']','')
		iname = iname.replace('.','_')
		
		locname = iname+"_loc"
		clusname = iname+"_clus"	
		
		mc.select(i, r=1)
		print "here"
		cluster = mc.cluster(n=clusname)
	
		location = mc.xform(cluster, q=1, ws=1, sp=1)
		print location
		locator = mc.spaceLocator(n=locname, p=(location[0], location[1], location[2]))
		mc.xform(locator, cp=1)
		set_vis = clusname+"Handle.visibility"
		mc.setAttr(set_vis, 0)
		mc.parent(cluster, locator)
		mc.parent(locator, grp)
		
		shape = mc.listRelatives(locator)
		mc.setAttr((shape[0]+".overrideEnabled"),1)
		mc.setAttr((shape[0]+".overrideColor"),17)

def unparent(shape):
	'''
	Unparent shape nodes from a source parent
	@param shape: Shape or transform to unparent shapes from
	@type shape: str
	'''
	# Checks
	if not mc.objExists(shape):
		raise Exception('Object "'+shape+'" does not exist!!')
	
	# Get shapes
	if mc.ls(shape,type='transform'):
		transform = shape
		shapes = mc.listRelatives(shape,s=True,pa=True)
	else:
		transform = mc.listRelatives(shape,p=True,pa=True)[0]
		shapes = [shape]
	
	# Create shape holder
	shapeHolder = transform+'Shapes'
	if not mc.objExists(shapeHolder): shapeHolder = mc.createNode('transform',n=shapeHolder)
	targetXform = mc.xform(transform,q=True,ws=True,m=True)
	mc.xform(shapeHolder,ws=True,m=targetXform)
	
	# Unparent shapes
	for shape in shapes:
		mc.parent(shape,shapeHolder,s=True,r=True)
	
	# Return Result
	return shapeHolder

def makeGem(size):
	#import gem
	if not cmds.objExists('gem'):
		cmds.file("gem.ma", i=True)

	cmds.select('gem')
	cmds.xform(s=(size,size,size))

 def _mirror_setFollowValues(self):
     for target in self.__followTargets:
         if target.find( 'Collar' ) != -1:
             otherTarget = target.replace( 'Collar_L', 'Arm_L_PoleV' ).replace( 'Collar_R', 'Arm_R_PoleV' )
             mtxList = cmds.getAttr( otherTarget+'.wm' )
         elif target.find( 'Leg' ) != -1:
             poleVTarget = target.replace( 'Switch_CTL', 'PoleV_CTL' )
             poleVMtxList = cmds.getAttr( poleVTarget+'.wm' )
             mtxList = cmds.getAttr( target.replace( 'Switch', 'IK' )+'.wm' )
         else:
             mtxList = cmds.getAttr( target.replace( 'Switch', 'IK' )+'.wm' )
         
         index = self.__followTargets.index( target )
         udAttrs = cmds.listAttr( target, ud=1 )
         
         for attr in udAttrs:
             if attr.find( 'Follow' ) != -1:
                 cmds.setAttr( target+'.'+attr, self.__followValues[index].pop(0) )
                 
         if target.find( 'Switch' ) != -1: target = target.replace( 'Switch', 'IK' )
         elif target.find( 'Collar' ) != -1:
             target = target.replace( 'Collar_L', 'Arm_L_PoleV' ).replace( 'Collar_R', 'Arm_R_PoleV' )
         
         cmds.xform( target, ws=1, matrix = mtxList )
         if cmds.nodeType( target ) == 'joint':
             rigbase.setRotate_keepJointOrient( mtxList, target )
             
         if target.find( 'Leg' ) != -1:
             cmds.xform( poleVTarget, ws=1, matrix = poleVMtxList )

def surfaceFromNodes(nodes, name='jntsSrf', upAxis=0, doubleEndPoints=False):
    """
    Create a 2-degree nurbs surface from the position of a list of
    node (generally, the IK controls)
    @param nodes: controls that will dictate the CV positions
    @type nodes: list of strings
    @param name: the name of the surface
    @type name: str
    @param upAxis: the direction of the width of the surface
    @type upAxis: int representing x(0), y(1) or z(2)
    """
    inPos = [0,0,0]
    outPos = [0,0,0]
    inPos[upAxis] = -1
    outPos[upAxis] = 1

    crv1 = curveFromNodes(nodes, doubleEndPoints=doubleEndPoints)
    crv2 = curveFromNodes(nodes, doubleEndPoints=doubleEndPoints)

    MC.xform(crv1, t=outPos)
    MC.xform(crv2, t=inPos)

    srf = MC.loft(crv1, crv2, u=1, c=0, ch=0, ar=1, d=1, ss=1, rn=0, po=0, rsn=True)[0]
    srf = MC.rename(srf, name)
    MC.delete(crv1, crv2)

    return srf

    def _createAimLocator(self, position = [0,0,0], color = None):
        #create aim locator and move into position
        aimLocator = \
            cmds.spaceLocator(n = '%s_aim_%s' % (self.name(), common.LOCATOR))[0]

        aimZero = \
            cmds.createNode('transform',
                    n = aimLocator.replace(common.LOCATOR, common.ZERO))

        cmds.parent(aimLocator, aimZero)
        cmds.xform(aimZero, ws = True, t = position)
        
        #create display line between aim locator and start joint
        displayLine = control.displayLine(self.startJoint, aimLocator)
        cmds.parent(displayLine, self.guidesGrp)
        
        
        #set color on aim control
        common.setColor(aimLocator, color)
        
        #parent locator to zero group
        cmds.parent(aimZero, self.masterGuide)
        
        
        return aimLocator
        
        

def setRestCurve( startCurves ):
    
    restCurves = []
    index = 0
    for startCurve in startCurves:
        
        follicle = cmds.listConnections( startCurve+'.wm', type='follicle', shapes=1 )[0]
        
        if cmds.listConnections( follicle+'.restPosition', s=1, d=0 ): continue
        
        startShape = cmds.listConnections( follicle+'.startPosition', s=1, d=0, shapes=1 )[0]
        
        rebuildCurve= cmds.listConnections( startShape+'.create', type='rebuildCurve' )[0]
        
        crvShape = cmds.createNode( 'nurbsCurve' )
        cmds.connectAttr( rebuildCurve+'.outputCurve', crvShape+'.create' )
        cmds.connectAttr( crvShape+'.worldSpace', follicle+'.restPosition' )
        cmds.setAttr( crvShape+'.io', 1 )
        
        crv = cmds.listRelatives( crvShape, p=1 )[0]
        crv = cmds.rename( crv, 'restCurve_%03d' % index )
        
        startMtx = cmds.getAttr( crv+'.wm' )
        cmds.xform( crv, ws=1, matrix=  startMtx )
        
        restCurves.append( crv )
        index += 1
    
    cmds.group( restCurves, n='restCurveGrps' )

	def buildGuideSpline(self):
		cPoints = []
		for marker in self.totalMarkerList:
			markerPos = cmds.xform(marker.getName(), t=True, q=True, ws=True)
			cPoints.append(markerPos)
		nameStart = nameBase(self.totalMarkerList[0].getName(), self.searchString, "loc", "cv")
		guideSplineName = nameStart + "ribbonGuideSpline"
		self.guideSpline = cmds.curve(editPoint = cPoints, degree=3, name=guideSplineName)       #Need to add Naming Convention here
		self.tempGuideParts.append(self.guideSpline)

		for i, marker in enumerate(self.totalMarkerList):
			locPos = cmds.xform(marker.getName(), t=True, q=True, ws=True)
			newPara = cmds.closestPointOnCurve(self.guideSpline, ip=locPos, paramU=True)
			newParaVal = cmds.getAttr(newPara + ".paramU")
			cmds.delete(newPara)
			# print "new ParaVal : ", newParaVal
			##Now Create a new Locator and add it to the precise parameter position
			nameStart = nameRebuild(marker.getName(), self.searchString, "loc", "loc",nameAddition = "tempRibbonGuide")
			newAlignedLoc = cmds.spaceLocator(name = nameStart) 
			# guideSplineName = nameStart + "ribbonGuideSpline"                                         #Need naming convention
			self.tempGuideParts.append(newAlignedLoc[0])
			mPath = cmds.pathAnimation(newAlignedLoc, follow=True, c=self.guideSpline)
			uAnimNode = cmds.listConnections(mPath + ".uValue", source=True) 
			cmds.delete(uAnimNode)
			cmds.setAttr(mPath + ".uValue", newParaVal)
			self.totalMarkerList[i].setAlignedMarker(newAlignedLoc[0])
			self.totalMarkerList[i].setUParameter(newParaVal)

	def apply( self, nodes=None, applySettings=None, worldSpace=False ):
		if nodes is None:
			nodes = self._nodeAttrDict.iterkeys()

		for node in nodes:
			if node in self._nodeAttrDict:
				for attr, value in self._nodeAttrDict[ node ].iteritems():
					attrpath = '%s.%s' % (node, attr)
					if objExists( attrpath ):
						setAttr( attrpath, value )

			if worldSpace:
				if node in self._nodeWorldDict:
					if cmd.objectType( node, isAType='transform' ):
						pos, rot, rotateOrder = self._nodeWorldDict[node]
						move( pos[0], pos[1], pos[2], node, ws=True, a=True, rpr=True )

						roAttrpath = '%s.ro' % node
						initialRotateOrder = getAttr( roAttrpath )
						rotateOrderMatches = initialRotateOrder == rotateOrder

						if rotateOrderMatches:
							rotate( rot[0], rot[1], rot[2], node, ws=True, a=True )
						else:
							setAttr( roAttrpath, rotateOrder )
							rotate( rot[0], rot[1], rot[2], node, ws=True, a=True )
							xform( node, ro=constants.ROTATE_ORDER_STRS[ initialRotateOrder ], p=True )

def bakeManualRotateDelta( src, ctrl, presetStr ):
	'''
	When you need to apply motion from a skeleton that is completely different from a skeleton driven
	by the rig you're working with (transferring motion from old assets to newer assets for example)
	you can manually align the control to the joint and then use this function to generate offset
	rotations and bake a post trace cmd.
	'''
	srcInvMat = Matrix( getAttr( '%s.worldInverseMatrix' % src ) )
	ctrlMat = Matrix( getAttr( '%s.worldMatrix' % ctrl ) )

	#generate the offset matrix as
	mat_o = ctrlMat * srcInvMat

	#now figure out the euler rotations for the offset
	ro = getAttr( '%s.ro' % ctrl )
	rotDelta = constants.MATRIX_ROTATION_ORDER_CONVERSIONS_TO[ ro ]( mat_o, True )

	#now get the positional delta
	posDelta = Vector( xform( src, q=True, ws=True, rp=True ) ) - Vector( xform( ctrl, q=True, ws=True, rp=True ) )
	posDelta *= -1
	ctrlParentInvMat = Matrix( getAttr( '%s.parentInverseMatrix' % ctrl ) )
	posDelta = posDelta * ctrlParentInvMat

	#construct a list to use for the format str
	formatArgs = tuple( rotDelta ) + tuple( posDelta )

	#build the post trace cmd str
	PostTraceNode( ctrl ).setCmd( presetStr % formatArgs )

	return rotDelta

def mmInsertJoint( *args ):
    
    def normalize(vector_value):
        length = math.sqrt(vector_value[0]**2 + vector_value[1]**2 + vector_value[2]**2)
        x = vector_value[0]/length
        y = vector_value[1]/length
        z = vector_value[2]/length
        result = [x, y, z]
        return result
    
    num_joints =input(10)
    num_joints = num_joints+1
    joint_list = cmds.ls(sl=True)
    
    for r in joint_list:
    
        first_joint_trans = cmds.xform(r, q=True, ws=True, t=True)
        first_joint_ori = cmds.xform(r, q=True, ws=True, ro=True)
        end_joint = cmds.listRelatives(r, f=True, c=True)
        end_joint_rename=cmds.rename(end_joint[0], "end_to_delete______yeah")
        end_joint_trans = cmds.xform(end_joint_rename, q=True, ws=True, t=True)
        end_joint_ori = cmds.xform(end_joint_rename, q=True, ws=True, ro=True)
        
        between_vector = [-(first_joint_trans[0]-end_joint_trans[0]),-(first_joint_trans[1]-end_joint_trans[1]),-(first_joint_trans[2]-end_joint_trans[2])]
        vector_length = mel.eval(("mag(<<"+str(between_vector[0])+","+str(between_vector[1])+","+str(between_vector[2])+">>)"))
        vector_normalize = normalize(between_vector)
        
        for i in range(num_joints):
                vector_to_add = [(vector_normalize[0]*((vector_length/num_joints)*((num_joints-float(i))))),(vector_normalize[1]*((vector_length/num_joints)*((num_joints-float(i))))),(vector_normalize[2]*((vector_length/num_joints)*((num_joints-float(i)))))]
                inset_joint = cmds.insertJoint(r)
                cmds.joint(inset_joint, e=True, co=True, o=(0,0,0), p=((first_joint_trans[0]+vector_to_add[0]), (first_joint_trans[1]+vector_to_add[1]), (first_joint_trans[2]+vector_to_add[2])))
        cmds.delete(end_joint_rename)

def mmMirrorJoint( *args ):
    
    sels= cmds.ls( sl=1 )
    
    for sel in sels:
        
        srcStr = ''
        trgStr = ''
        if sel.find( '_L_' ) != -1:
            other = sel.replace( '_L_', '_R_' )
            srcStr = '_L_'
            trgStr = '_R_'
        elif sel.find( '_R_' ) != -1:
            other = sel.replace( '_R_', '_L_' )
            srcStr = '_R_'
            trgStr = '_L_'
        else:
            continue
        
        if not cmds.objExists( other ):
            cmds.mirrorJoint( sel, mirrorYZ=1, mirrorBehavior=1, searchReplace=["_L_", "_R_"] )
        else:
            mtxTop = cmds.getAttr( sel+'.wm' )
            mtxTop[1] *= -1; mtxTop[ 2] *= -1
            mtxTop[5] *= -1; mtxTop[ 6] *= -1
            mtxTop[9] *= -1; mtxTop[10] *= -1
            mtxTop[12] *= -1
            cmds.xform( other, ws=1, matrix=mtxTop )
            
            children = cmds.listRelatives( sel, c=1, ad=1 )
            for child in children:
                mtx = cmds.getAttr( child+'.m' )
                mtx[12] *= -1; mtx[13] *= -1; mtx[14] *= -1
                otherChild = child.replace( srcStr, trgStr )
                cmds.xform( otherChild, matrix=mtx )

    def ui_on_BTN_create_clicked(self, *args):
        cube = m.polyCube(ch=False)[0]

        xPosUI = self.ui_FLTFLDGRP_xPos.getValue()[0]
        xNegUI = self.ui_FLTFLDGRP_xNeg.getValue()[0]
        yPosUI = self.ui_FLTFLDGRP_yPos.getValue()[0]
        yNegUI = self.ui_FLTFLDGRP_yNeg.getValue()[0]
        zPosUI = self.ui_FLTFLDGRP_zPos.getValue()[0]
        zNegUI = self.ui_FLTFLDGRP_zNeg.getValue()[0]

        xPos = max(xPosUI, xNegUI)
        xNeg = min(xPosUI, xNegUI)
        yPos = max(yPosUI, yNegUI)
        yNeg = min(yPosUI, yNegUI)
        zPos = max(zPosUI, zNegUI)
        zNeg = min(zPosUI, zNegUI)

        m.move(xPos, cube + faceMapping['xPos'], worldSpaceDistance=True, x=True)
        m.move(xNeg, cube + faceMapping['xNeg'], worldSpaceDistance=True, x=True)
        m.move(yPos, cube + faceMapping['yPos'], worldSpaceDistance=True, y=True)
        m.move(yNeg, cube + faceMapping['yNeg'], worldSpaceDistance=True, y=True)
        m.move(zPos, cube + faceMapping['zPos'], worldSpaceDistance=True, z=True)
        m.move(zNeg, cube + faceMapping['zNeg'], worldSpaceDistance=True, z=True)

        m.xform(cube, cp=True)
        m.rename(cube, BBOX_NAME)

def _createParentMaster(obj, translation=True, rotation=True):
    '''Crea i gruppi necessari per utilizzare il parent master.'''

    # creo il parent handle e lo snap group dell'oggetto (aventi stesso pivot)
    # un file referenziato genera eccezione
    if cmds.referenceQuery(obj, inr=True) and (not ALLOW_REFERENCE_ROOT or cmds.listRelatives(obj, p=True)):
        sys.stdout.write('Read-only hierarchy detected\n')
        msg = 'Are you working with referenced files?\n\nZVPM can\'t group "%s" because it\'s in a read-only hierarchy.\n\n\nDo the following:\n\n- Open the referenced file.\n- Select this object, right-click on "Attach objects" button and "Create parent groups".\n- Save the file.' % obj
        cmds.confirmDialog(title='Referenced file - ZV Parent Master', message=msg)
        return False

    piv = cmds.xform(obj, q=True, rp=True, ws=True)
    cmds.group(obj, n=_getSnapGroup(obj))
    cmds.xform(_getSnapGroup(obj), piv=piv, ws=True)
    ph = cmds.group(_getSnapGroup(obj), n=_getParentHandle(obj))
    cmds.xform(_getParentHandle(obj), piv=piv, ws=True)

    # locca gli attributi non diponibili e quelli non richiesti
    ts = set(['tx', 'ty', 'tz'])
    rs = set(['rx', 'ry', 'rz'])

    availAttrs = set(cmds.listAttr(obj, k=True, u=True, sn=True) or [])
    attrsToLock = (ts | rs) - availAttrs
    if not translation:
        attrsToLock |= ts
    if not rotation:
        attrsToLock |= rs

    for attr in attrsToLock:
        cmds.setAttr('%s.%s' % (ph, attr), lock=True)

    return True