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gerber/gmerge: new utility to merge multiple KiCAD Gerbers into one

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This commit is contained in:
Werner Almesberger 2011-03-15 01:10:31 -03:00
parent e6f05a0f50
commit 518781925a
1 changed files with 78 additions and 0 deletions
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gerber/gmerge Executable file
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#!/usr/bin/perl
#
# gmerge - Merge multiple KiCAD Gerber files into one
#
# Written 2011 by Werner Almesberger
# Copyright 2011 Werner Almesberger
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
$state = "HDR";
LINE: while (<>) {
if ($state eq "HDR") {
if (/^G04 APERTURE LIST/) {
$state = "APT";
next;
}
$hdr .= $_;
$phdr .= $_ unless /^G04/;
next;
}
if ($state eq "APT") {
if (/^G04 APERTURE END LIST/) {
$state = "CMD";
next;
}
die "unrecognized aperture" unless /^%ADD(\d+)C,((\d|\.)+)\*%/;
for (keys %apt) {
if ($apt{$_} == $2) {
$map{$1} = $_;
next LINE;
}
}
for ($t = $1; defined $apt{$t}; $t++) {}
$apt{$t} = $2;
$map{$1} = $t;
next;
}
die "internal error" unless $state eq "CMD";
if (/^M02\*/) {
$state = "HDR";
if (defined $ghdr) {
if ($gphdr ne $phdr) {
print STDERR "--- first header ---\n", $gphdr;
print STDERR "--- current header ---\n", $phdr;
die "incompatible headers";
}
} else {
$ghdr = $hdr;
$gphdr = $phdr;
}
undef $hdr;
undef $phdr;
next;
}
if (/^G54D(\d+)\*/) {
die "undeclared aperture" unless defined $map{$1};
$c .= "G54D".$map{$1}."*\n";
next;
}
die "unexpected command" unless /^X\d+Y\d+D0*[12]\*/;
$c .= $_;
}
print $ghdr || die $!;
print "G04 APERTURE LIST*\n" || die $!;
for (sort keys %apt) {
print "\%ADD".$_."C,".$apt{$_}."*%\n" || die $!;
}
print "G04 APERTURE END LIST*\n" || die $!;
print $c || die $!;
print "M02*\n" || die $!;