mirror of
https://github.com/wheremyfoodat/Panda3DS.git
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metal: initial support
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Samuliak
parent
29d9ed7224
commit
f0547d1a71
167 changed files with 28839 additions and 1271 deletions
third_party/metal-cpp/SingleHeader
271
third_party/metal-cpp/SingleHeader/MakeSingleHeader.py
vendored
Executable file
271
third_party/metal-cpp/SingleHeader/MakeSingleHeader.py
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Executable file
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@ -0,0 +1,271 @@
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#!/usr/bin/env python3
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#--------------------------------------------------------------------------------------------------------------------------------------------------------------
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#
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# SingleHeader/MakeSingleHeader.py
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#
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# Copyright 2020-2023 Apple Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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#--------------------------------------------------------------------------------------------------------------------------------------------------------------
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import argparse
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import datetime
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import logging
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import os
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import re
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import subprocess
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import sys
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#--------------------------------------------------------------------------------------------------------------------------------------------------------------
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class HeaderPrefix( object ):
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__template = ( '//\n'
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'// {file}\n'
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'//\n'
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'// {meta_data}\n'
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'//\n'
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'// Copyright 2020-2023 Apple Inc.\n'
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'//\n'
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'// Licensed under the Apache License, Version 2.0 (the "License");\n'
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'// you may not use this file except in compliance with the License.\n'
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'// You may obtain a copy of the License at\n'
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'//\n'
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'// http://www.apache.org/licenses/LICENSE-2.0\n'
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'//\n'
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'// Unless required by applicable law or agreed to in writing, software\n'
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'// distributed under the License is distributed on an "AS IS" BASIS,\n'
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'// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n'
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'// See the License for the specific language governing permissions and\n'
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'// limitations under the License.\n'
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'//\n'
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'\n' )
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__template_commit = 'Autogenerated from commit {commit}.'
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__template_date = 'Autogenerated on %B %d, %Y.'
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def __init__( self, file ):
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self.__file = file
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def __str__( self ):
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return self.__template.format( file = self.__file, meta_data = self.__meta_data_string() )
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def __get_commit_hash( self ):
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git_commit_hash = None
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try:
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git_dir = os.path.dirname( os.path.realpath( __file__ ) )
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proc = subprocess.Popen( [ 'git', 'rev-parse', 'HEAD' ], cwd = git_dir, stdout = subprocess.PIPE, stderr = subprocess.PIPE )
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git_commit_hash = proc.stdout.read().decode( 'utf-8', 'replace' ).strip()
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except:
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logging.error( 'Failed to determine git commit hash!' )
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pass
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return git_commit_hash
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def __get_commit_string( self ):
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meta_data = None
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git_commit_hash = self.__get_commit_hash()
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if git_commit_hash:
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meta_data = self.__template_commit.format( commit = git_commit_hash )
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return meta_data
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def __get_date_string( self ):
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today = datetime.date.today()
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return today.strftime( self.__template_date )
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def __meta_data_string( self ):
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meta_data = self.__get_commit_string()
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if not meta_data:
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meta_data = self.__get_date_string()
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return meta_data
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#--------------------------------------------------------------------------------------------------------------------------------------------------------------
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class SingleHeader( object ):
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__pragma_once = '#pragma once\n\n'
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def __init__( self ):
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self.__header_paths = list()
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def __str__( self ):
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return self.process()
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def append( self, header_path ):
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self.__header_paths.append( header_path )
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def process( self ):
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out_header = self.__pragma_once
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self.__included_headers = set()
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self.__base_path = list()
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for header_path in self.__header_paths:
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out_header += self.__process_header( header_path )
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return self.__strip_empty_lines( out_header )
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def __read_header( self, path ):
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path = os.path.realpath( path )
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try:
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f = open( path, 'r' )
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except:
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raise RuntimeError( 'Failed to open file \"' + path + '\" for read!' )
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return f.read()
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def __strip_pragma_once( self, header ):
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return re.sub( '\\s*#pragma once\s*\\/\\/-*\\n', '', header )
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def __strip_comments( self, header ):
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return re.sub( '^//.*\\n', '', header, flags = re.MULTILINE )
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def __strip_empty_lines( self, header ):
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return re.sub( '\\n\\n+', '\\n\\n', header, flags = re.MULTILINE )
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def __substitute_include_directive( self, match ):
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header_path = match.group( 'HEADER_PATH' )
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logging.info( '\tSubstituting \"' + header_path + '\"...' )
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return self.__process_header( os.path.join( self.__base_path[-1], header_path ) )
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def __process_include_directives( self, header ):
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return re.sub( '^\\s*#include\\s\\"(?P<HEADER_PATH>\\S*)\\"', self.__substitute_include_directive, header, flags = re.MULTILINE )
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def __process_foundation_directives( self, header ):
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if header.find("#include <Foundation/Foundation.hpp>") != -1:
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logging.info( '\tSubstituting <Foundation/Foundation.hpp>...' )
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return header.replace("#include <Foundation/Foundation.hpp>", self.__process_header( os.path.join( self.__base_path[-1], "../Foundation/Foundation.hpp" ) ) )
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return header
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def __process_header( self, header_path ):
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out_header = ''
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header_path = os.path.realpath( header_path )
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if not header_path in self.__included_headers:
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logging.info( 'Processing \"' + header_path + '\"...' )
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self.__base_path.append( os.path.dirname( header_path ) )
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self.__included_headers.add( header_path )
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out_header = self.__read_header( header_path )
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out_header = self.__strip_pragma_once( out_header )
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out_header = self.__strip_comments( out_header )
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out_header = self.__process_include_directives( out_header )
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out_header = self.__process_foundation_directives( out_header )
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self.__base_path.pop()
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else:
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logging.info( '\tSkipping \"' + header_path + '\"...' )
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return out_header
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#--------------------------------------------------------------------------------------------------------------------------------------------------------------
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def create_argument_parser():
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parser = argparse.ArgumentParser()
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base_path = os.path.dirname( os.path.realpath( __file__ ) )
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output_path = os.path.join( base_path, 'Metal.hpp' )
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parser.add_argument( '-o', '--output', dest = 'output_path', metavar = 'PATH', default = output_path, help = 'Output path for the single header file.' )
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parser.add_argument( '-v', '--verbose', action = 'store_true', help = 'Show verbose output.' )
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parser.add_argument( dest = 'header_paths', metavar = 'HEADER_FILE', nargs='+', help = 'Input header file.' )
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return parser
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#--------------------------------------------------------------------------------------------------------------------------------------------------------------
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def parse_arguments():
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parser = create_argument_parser()
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args = parser.parse_args()
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if args.verbose:
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logging.getLogger().setLevel( logging.INFO )
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else:
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logging.getLogger().setLevel( logging.ERROR )
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return args
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#--------------------------------------------------------------------------------------------------------------------------------------------------------------
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def make_header( args ):
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prefix = HeaderPrefix( os.path.basename( args.output_path ) )
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header = SingleHeader()
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for header_path in args.header_paths:
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header.append( header_path )
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return str( prefix ) + str( header )
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#--------------------------------------------------------------------------------------------------------------------------------------------------------------
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def make_dir( path ):
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try:
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if not os.path.exists( path ):
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os.makedirs( path )
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except os.error:
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pass
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except:
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raise
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#--------------------------------------------------------------------------------------------------------------------------------------------------------------
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def write_header( args, content ):
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path = os.path.realpath( args.output_path )
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logging.info( 'Writing \"' + path + '\"...' )
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make_dir( os.path.dirname( path ) )
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try:
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f = open( path, 'w' )
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except:
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raise RuntimeError( 'Failed to open file \"' + path + '\" for write!' )
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f.write( content )
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#--------------------------------------------------------------------------------------------------------------------------------------------------------------
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if __name__ == '__main__':
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result = -1
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try:
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if sys.getdefaultencoding().lower() == 'ascii':
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reload( sys )
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sys.setdefaultencoding( 'utf-8' )
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args = parse_arguments()
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header = make_header( args )
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write_header( args, header )
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result = 0
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except ( KeyboardInterrupt, SystemExit ):
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pass
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except:
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raise
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sys.exit( result )
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#--------------------------------------------------------------------------------------------------------------------------------------------------------------
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