ml_softWeights.py 文件源码

def softSelectionClusterWeights(*args):

    sel = mc.ls(sl=True, o=True)

    if not sel:
        raise RuntimeError('Please select some vertices.')

    weights = getSoftSelectionWeights()

    if not weights:
        raise RuntimeError('Please select some vertices.')

    #get manipulator position for pivot
    mc.setToolTo('Move')
    moveMode = mc.manipMoveContext('Move', query=True, mode=True)
    mc.manipMoveContext('Move', edit=True, mode=0)
    position = mc.manipMoveContext('Move', query=True, position=True)
    mc.manipMoveContext('Move', edit=True, mode=moveMode)

    clusterNode, clusterHandle = mc.cluster(sel[0])

    for vert in mc.ls(sel[0]+'.vtx[*]', fl=True, l=True):
        weight = 0.0
        if vert in weights.keys():
            weight = weights[vert]
        mc.percent(clusterNode, vert, v=weight)

    #set cluster pivot
    mc.xform(clusterHandle, a=True, ws=True, piv=(position[0], position[1], position[2]))
    clusterShape = mc.listRelatives(clusterHandle, c=True, s=True)
    mc.setAttr(clusterShape[0] + '.origin', position[0], position[1], position[2])