# -*- coding: utf-8-dos; mode: python -*-
import sys
from optparse import OptionParser
from pyffi.formats.nif import NifFormat

parser = OptionParser(usage="usage: %prog [options] FILE")
parser.add_option("-o", dest="outfile", help="output file", default="out.nif", metavar="FILE")
parser.add_option("-q", dest="quiet", help="quiet mode", default=False)
(opts, args) = parser.parse_args(sys.argv)
if len(args) != 2:
    parser.print_help()
    exit()

istrm = open(args[1], 'rb')
data = NifFormat.Data()
data.read(istrm)
print ("NIF version 0x%x, User version %d" % (data.version, data.user_version))
for root in data.roots:
    for block in root.tree():
        if isinstance(block, NifFormat.NiTriShape):
            print("%s: Current scale is %.4f" % (block.name.decode("ascii"), block.scale))
            if block.scale == 1.0000:
                block.scale = 1.1700
                print "    Changed to 1.1700"
ostrm = open(opts.outfile, 'wb')
data.write(ostrm)
ostrm.close()
istrm.close()
print "Wrote to '%s'" % opts.outfile