export DoraSkin's dsw file from softimage

export_dora_skin.py

def export_dora_skin(path, objects=Application.Selection):
    '''DoraSkin 形式でエンベロープウェイトをはきだす'''
    import gear
    import gear.xsi.operator as ope

    # ------------------------------------------------------------------------
    for obj in objects:

        # object validation, having envelope
        envelope_op = ope.getOperatorFromStack(obj, "envelopop")
        if not envelope_op:
            gear.log("%s has no envelope skipped" % obj.Name, gear.sev_warning)
            continue

        # ヘッダ
        deformers = envelope_op.Deformers
        header = "DoraYuki Skin Weight Format 3.00"
        defs = ",".join([x.Name for x in deformers])

        # 頂点ごとの3点セット　ウェイト、ポジション、UV
        pos_str = lambda x: str(x.Position.X) + "," \
                        + str(x.Position.Y) + "," \
                        + str(x.Position.Z)

        weights = [[float(y) / 100.0  for y in x]  for x in envelope_op.Weights]
        points = obj.ActivePrimitive.Geometry.Points
        positions = map(pos_str, points)
        #uvs = []  # currentry not supported
        res = map((lambda x, y:
            str(x).replace("[", "").replace("]", "|") + y + "|0.5,0.5"),
            weights, positions)
        res = "\n".join(res)

        res = "\n".join([header, defs, res])
        # --------------------------------------------------------------------
        # Save to file each objects
        #FIXME:not warn overritten and not error handling
        f = open(os.path.join(path, obj.Name + '.dsw'), 'w')
        f.write(res)
        f.close()