ml_utilities.py 文件源码

def frameRange(start=None, end=None):
    '''
    Returns the frame range based on the highlighted timeslider,
    or otherwise the playback range.
    '''

    if not start and not end:
        gPlayBackSlider = mm.eval('$temp=$gPlayBackSlider')
        if mc.timeControl(gPlayBackSlider, query=True, rangeVisible=True):
            frameRange = mc.timeControl(gPlayBackSlider, query=True, rangeArray=True)
            start = frameRange[0]
            end = frameRange[1]-1
        else:
            start = mc.playbackOptions(query=True, min=True)
            end = mc.playbackOptions(query=True, max=True)

    return start,end