ml_parentShape.py 文件源码

def parentShape(child=None, parent=None, maintainOffset=True):
    '''
    Parent a child shape node to a parent transform. The child node can be a shape,
    or a transform which has any number of shapes.
    '''

    if not child or not parent:
        sel = mc.ls(sl=True)
        if sel and len(sel) > 1:
            child = sel[:-1]
            parent = sel[-1]
        else:
            OpenMaya.MGlobal.displayWarning('Please make a selection.')
            return

    parentNodeType = mc.nodeType(parent)
    if not parentNodeType in ('transform', 'joint', 'ikHandle'):
        OpenMaya.MGlobal.displayWarning('Parent must be a transform node.')
        return

    if not isinstance(child, (list, tuple)):
        child = [child]

    newChild = unparentShape(child)

    shapes = list()
    for each in newChild:
        thisChild = mc.parent(each, parent)[0]
        mc.makeIdentity(thisChild, apply=True)

        for s in mc.listRelatives(thisChild, shapes=True, noIntermediate=True, path=True):
            shape = mc.parent(s, parent, shape=True, relative=True)[0]
            #move to bottom
            mc.reorder(shape, back=True)

            #rename
            parentName = mc.ls(parent, shortNames=True)[0]
            shapes.append(mc.rename(shape, parentName+'Shape#'))

    mc.delete(newChild)

    for each in child:
        if not mc.listRelatives(each):
            #if it doesn't have any kids, delete it
            mc.delete(each)

    return shapes