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objclean4mkdsk.py
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#!/usr/bin/env python
'''Cleans a .obj file, stripping out everything except v and f lines, and cleans the f lines to only contain vertex reference numbers so the file can be read by mkdsk.'''
# Copyright 2019, Ross A. Beyer ([email protected])
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# Of course, if mkdsk would just read the .obj file format and
# ignore the stuff it doesn't need, this cleaning wouldn't be needed.
import argparse
def main():
parser = argparse.ArgumentParser( description=__doc__ )
parser.add_argument('file', help='.obj file' )
args = parser.parse_args()
with open(args.file, 'r') as f:
for line in f:
if line.startswith('v '):
print( line, end='' )
elif line.startswith('f'):
tokens = line.split()
out = 'f'
for i in tokens[1:]:
v = i.split('/')[0]
out += ' '+v
print( out )
if __name__ == "__main__":
main()