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https://github.com/nigels-com/glew.git
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e21be8b86a
git-svn-id: https://glew.svn.sourceforge.net/svnroot/glew/trunk/glew@202 783a27ee-832a-0410-bc00-9f386506c6dd
64 lines
1.7 KiB
Perl
Executable File
64 lines
1.7 KiB
Perl
Executable File
#!/usr/bin/perl
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#
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# Copyright (C) 2003 Marcelo E. Magallon <mmagallo@debian.org>
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# Copyright (C) 2003 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 || (ctx->" . $name . " = (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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} else {
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local $/;
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@extlist = split "\n", (<>);
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}
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foreach my $ext (sort @extlist)
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{
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my ($extname, $exturl, $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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print "#ifdef $extname\n";
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print " ctx->" . $pextvar . "= " . $extpre . "GetExtension((const GLubyte*)\"$extname\");\n";
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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 || ctx->" . $pextvar . "|| crippled) ctx->" . $pextvar . "= !_glewInit_$extname(ctx);\n";
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}
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else
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{
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print " if (glewExperimental || ctx->" . $pextvar . ") ctx->" . $pextvar . " = !_glewInit_$extname(ctx);\n";
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}
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}
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print "#endif /* $extname */\n";
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}
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