CacheObject - py4d

import  c4d

def CacheObject(op, frameStart = None, frameEnd = None):
    """ Caches 'op' about it's position, scale and rotation. """
    doc     = op.GetDocument()
    if not doc:
        return False
    fps     = doc.GetFps()
    if frameStart is None:
        frameStart      = doc.GetMinTime().GetFrame(fps)
    if frameEnd is None:
        frameEnd        = doc.GetMaxTime().GetFrame(fps)

    currentTime     = doc.GetTime()

    null            = c4d.BaseObject(c4d.Onull)
    tracks          = (
        c4d.CTrack(null, c4d.DescID(c4d.DescLevel(c4d.ID_BASEOBJECT_POSITION), c4d.DescLevel(c4d.VECTOR_X))),
        c4d.CTrack(null, c4d.DescID(c4d.DescLevel(c4d.ID_BASEOBJECT_POSITION), c4d.DescLevel(c4d.VECTOR_Y))),
        c4d.CTrack(null, c4d.DescID(c4d.DescLevel(c4d.ID_BASEOBJECT_POSITION), c4d.DescLevel(c4d.VECTOR_Z))),
        c4d.CTrack(null, c4d.DescID(c4d.DescLevel(c4d.ID_BASEOBJECT_SCALE), c4d.DescLevel(c4d.VECTOR_X))),
        c4d.CTrack(null, c4d.DescID(c4d.DescLevel(c4d.ID_BASEOBJECT_SCALE), c4d.DescLevel(c4d.VECTOR_Y))),
        c4d.CTrack(null, c4d.DescID(c4d.DescLevel(c4d.ID_BASEOBJECT_SCALE), c4d.DescLevel(c4d.VECTOR_Z))),
        c4d.CTrack(null, c4d.DescID(c4d.DescLevel(c4d.ID_BASEOBJECT_ROTATION), c4d.DescLevel(c4d.VECTOR_X))),
        c4d.CTrack(null, c4d.DescID(c4d.DescLevel(c4d.ID_BASEOBJECT_ROTATION), c4d.DescLevel(c4d.VECTOR_Y))),
        c4d.CTrack(null, c4d.DescID(c4d.DescLevel(c4d.ID_BASEOBJECT_ROTATION), c4d.DescLevel(c4d.VECTOR_Z))),
    )
    for track in tracks:
        null.InsertTrackSorted(track)
    curves          = tuple((track.GetCurve() for track in tracks))


    for frame in xrange(frameStart, frameEnd, 1):
        # set document time
        time        = c4d.BaseTime(frame, fps)
        doc.SetTime(time)
        # update cinema 4d
        c4d.DrawViews(c4d.DRAWFLAGS_ONLY_ACTIVE_VIEW|c4d.DRAWFLAGS_NO_THREAD|c4d.DRAWFLAGS_NO_REDUCTION|c4d.DRAWFLAGS_STATICBREAK)

        pos         = op.GetAbsPos()
        sca         = op.GetAbsScale()
        rot         = op.GetAbsRot()

        keys        = tuple((curve.AddKey(time)["key"] for curve in curves))
        keys[0].SetValue(keys[0].GetCurve(), pos.x)
        keys[1].SetValue(keys[1].GetCurve(), pos.y)
        keys[2].SetValue(keys[2].GetCurve(), pos.z)
        keys[3].SetValue(keys[3].GetCurve(), sca.x)
        keys[4].SetValue(keys[4].GetCurve(), sca.y)
        keys[5].SetValue(keys[5].GetCurve(), sca.z)
        keys[6].SetValue(keys[6].GetCurve(), rot.x)
        keys[7].SetValue(keys[7].GetCurve(), rot.y)
        keys[8].SetValue(keys[8].GetCurve(), rot.z)

        c4d.GeSyncMessage(c4d.EVMSG_TIMECHANGED)

    doc.SetTime(currentTime)
    c4d.EventAdd(c4d.EVENT_ANIMATE)

    null.SetName(op.GetName() + ".baked")

    null.Message(c4d.MSG_UPDATE)

    return null


def main():
    if op:
        doc.InsertObject(CacheObject(op))
    else:
        c4d.gui.MessageDialog("Please select an object.")

if __name__ == "__main__":
    main()