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python maya minmize rotation curve

Python
maya

Last updated at 2023-04-27Posted at 2023-04-27

import maya.cmds as cmds
def MinimizeRotationCurves(obj):
    '''
    Sets rotation animation to the value closest to zero.
    '''

    rotateCurves = cmds.keyframe(obj, attribute=('rotateX','rotateY', 'rotateZ'), query=True, name=True)

    if not rotateCurves or len(rotateCurves) < 3:
        return

    keyTimes = cmds.keyframe(rotateCurves, query=True, timeChange=True)
    tempFrame = sorted(keyTimes)[0] - 1

    #set a temp frame
    cmds.setKeyframe(rotateCurves, time=(tempFrame,), value=0)

    #euler filter
    cmds.filterCurve(rotateCurves)

    #delete temp key
    cmds.cutKey(rotateCurves, time=(tempFrame,))

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