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https://github.com/nigels-com/glew.git
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78d236af9c
Such as OpenGL 3.0 reusing ARB_vertex_array_object Implement reused lists for OpenGL 3.0, 3.1 and 3.2 so far
74 lines
1.9 KiB
Perl
Executable File
74 lines
1.9 KiB
Perl
Executable File
#!/usr/bin/perl
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##
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## Copyright (C) 2002-2008, Marcelo E. Magallon <mmagallo[]debian org>
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## Copyright (C) 2002-2008, Milan Ikits <milan ikits[]ieee org>
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##
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## This program is distributed under the terms and conditions of the GNU
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## General Public License Version 2 as published by the Free Software
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## Foundation or, at your option, any later version.
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use strict;
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use warnings;
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do 'bin/make.pl';
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#---------------------------------------------------------------------------------------
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# function pointer definition
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sub make_init_call($%)
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{
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my $name = prefixname($_[0]);
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return " r = r || (" . $_[0] . " = (PFN" . (uc $_[0]) . "PROC)glewGetProcAddress(\"" . $name . "\")) == NULL;";
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}
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#---------------------------------------------------------------------------------------
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my @extlist = ();
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my %extensions = ();
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if (@ARGV)
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{
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@extlist = @ARGV;
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foreach my $ext (sort @extlist)
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{
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my ($extname, $exturl, $extstring, $reuse, $types, $tokens, $functions, $exacts) = parse_ext($ext);
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my $extvar = $extname;
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$extvar =~ s/GL(X*)_/GL$1EW_/;
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my $extpre = $extname;
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$extpre =~ s/^(W?)GL(X?).*$/\l$1gl\l$2ew/;
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#my $pextvar = prefix_varname($extvar);
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if (length($extstring) && $extstring !~ /^GL_/ || keys %$functions)
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{
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print "#ifdef $extname\n";
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}
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if (length($extstring) && $extstring !~ /^GL_/)
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{
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print " " . $extvar . " = _glewSearchExtension(\"$extstring\", extStart, extEnd);\n";
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}
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if (keys %$functions)
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{
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if ($extname =~ /WGL_.*/)
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{
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print " if (glewExperimental || " . $extvar . "|| crippled) " . $extvar . "= !_glewInit_$extname(GLEW_CONTEXT_ARG_VAR_INIT);\n";
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}
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else
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{
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print " if (glewExperimental || " . $extvar . ") " . $extvar . " = !_glewInit_$extname(GLEW_CONTEXT_ARG_VAR_INIT);\n";
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}
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}
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if (length($extstring) && $extstring !~ /^GL_/ || keys %$functions)
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{
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print "#endif /* $extname */\n";
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}
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}
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}
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