opencv/modules/matlab/generator/gen_matlab.py

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#/usr/bin/env python
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import sys, re, os, time
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from string import Template
from hdr_parser import CppHeaderParser
from parse_tree import ParseTree, todict
from filters import *
from jinja2 import Environment, PackageLoader
class MatlabWrapperGenerator(object):
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def gen(self, input_files, output_dir):
# parse each of the files and store in a dictionary
# as a separate "namespace"
parser = CppHeaderParser()
ns = {}
for file in input_files:
# get the file name
name = os.path.splitext(os.path.basename(file))[0]
ns[name] = parser.parse(file)
# cleanify the parser output
parse_tree = ParseTree()
parse_tree.build(ns)
# setup the template engine
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jtemplate = Environment(loader=PackageLoader('templates', ''), trim_blocks=True)
# add the custom filters
jtemplate.filters['toUpperCamelCase'] = toUpperCamelCase
jtemplate.filters['toLowerCamelCase'] = toLowerCamelCase
jtemplate.filters['toUnderCase'] = toUnderCase
jtemplate.filters['comment'] = comment
# load the templates
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tfunction = jtemplate.get_template('template_function_base.cpp')
tclassm = jtemplate.get_template('template_class_base.m')
tclassc = jtemplate.get_template('template_class_base.cpp')
tdoc = jtemplate.get_template('template_doc_base.m')
# create the build directory
if not os.path.isdir(output_dir):
os.mkdir(output_dir)
# populate!
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function = parse_tree.namespaces[0].functions[0]
print function
populated = tfunction.render(fun=function, time=time)
with open(output_dir+'/'+function.name+'.cpp', 'wb') as f:
f.write(populated)
#for name, namespace in ns:
# for function in namespace.functions:
# print 'populating function tempaltes from '+name
# populated = tfunction.render(function)