Doodle3D-Slicer/three.js-master/utils/build/build.py
2017-06-22 13:21:07 +02:00

108 lines
3.3 KiB
Python
Executable File

#!/usr/bin/env python
import sys
if sys.version_info < (2, 7):
print("This script requires at least Python 2.7.")
print("Please, update to a newer version: http://www.python.org/download/releases/")
# exit()
import argparse
import json
import os
import shutil
import tempfile
from io import open
def main(argv=None):
parser = argparse.ArgumentParser()
parser.add_argument('--include', action='append', required=True)
parser.add_argument('--externs', action='append', default=['externs/common.js'])
parser.add_argument('--amd', action='store_true', default=False)
parser.add_argument('--minify', action='store_true', default=False)
parser.add_argument('--output', default='../../build/three.js')
parser.add_argument('--sourcemaps', action='store_true', default=False)
args = parser.parse_args()
output = args.output
# merge
print(' * Building ' + output)
# enable sourcemaps support
if args.sourcemaps:
sourcemap = output + '.map'
sourcemapping = '\n//@ sourceMappingURL=' + sourcemap
sourcemapargs = ' --create_source_map ' + sourcemap + ' --source_map_format=V3'
else:
sourcemap = sourcemapping = sourcemapargs = ''
fd, path = tempfile.mkstemp()
tmp = open(path, 'w', encoding='utf-8')
sources = []
if args.amd:
tmp.write('( function ( root, factory ) {\n\n\tif ( typeof define === \'function\' && define.amd ) {\n\n\t\tdefine( [ \'exports\' ], factory );\n\n\t} else if ( typeof exports === \'object\' ) {\n\n\t\tfactory( exports );\n\n\t} else {\n\n\t\tfactory( root );\n\n\t}\n\n}( this, function ( exports ) {\n\n')
for include in args.include:
with open('includes/' + include + '.json','r', encoding='utf-8') as f:
files = json.load(f)
for filename in files:
tmp.write('// File:' + filename)
tmp.write(u'\n\n')
filename = '../../' + filename
sources.append(filename)
with open(filename, 'r', encoding='utf-8') as f:
if filename.endswith(".glsl"):
tmp.write('THREE.ShaderChunk[ \'' + os.path.splitext(os.path.basename(filename))[0] + '\'] = "')
tmp.write(f.read().replace('\n','\\n'))
tmp.write(u'";\n\n')
else:
tmp.write(f.read())
tmp.write(u'\n')
if args.amd:
tmp.write('exports.THREE = THREE;\n\n} ) );')
tmp.close()
# save
if args.minify is False:
shutil.copy(path, output)
os.chmod(output, 0o664) # temp files would usually get 0600
else:
backup = ''
if os.path.exists(output):
with open(output, 'r', encoding='utf-8') as f: backup = f.read()
os.remove(output)
externs = ' --externs '.join(args.externs)
source = ' '.join(sources)
cmd = 'java -jar compiler/compiler.jar --warning_level=VERBOSE --jscomp_off=globalThis --externs %s --jscomp_off=checkTypes --language_in=ECMASCRIPT5_STRICT --js %s --js_output_file %s %s' % (externs, path, output, sourcemapargs)
os.system(cmd)
# header
if os.path.exists(output):
with open(output, 'r', encoding='utf-8') as f: text = f.read()
with open(output, 'w', encoding='utf-8') as f: f.write('// threejs.org/license\n' + text + sourcemapping)
else:
print("Minification with Closure compiler failed. Check your Java runtime version.")
with open(output, 'w', encoding='utf-8') as f: f.write(backup)
os.close(fd)
os.remove(path)
if __name__ == "__main__":
script_dir = os.path.dirname(os.path.abspath(__file__))
os.chdir(script_dir)
main()