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| 1 | #!/usr/bin/perl |
| 2 | # |
| 3 | # gmerge - Merge multiple KiCAD Gerber files into one |
| 4 | # |
| 5 | # Written 2011, 2016 by Werner Almesberger |
| 6 | # Copyright 2011, 2016 Werner Almesberger |
| 7 | # |
| 8 | # This program is free software; you can redistribute it and/or modify |
| 9 | # it under the terms of the GNU General Public License as published by |
| 10 | # the Free Software Foundation; either version 2 of the License, or |
| 11 | # (at your option) any later version. |
| 12 | # |
| 13 | |
| 14 | |
| 15 | $state = "HDR"; |
| 16 | |
| 17 | LINE: while (<>) { |
| 18 | if ($state eq "HDR") { |
| 19 | if (/^G04 APERTURE LIST/) { |
| 20 | $state = "APT"; |
| 21 | next; |
| 22 | } |
| 23 | $hdr .= $_; |
| 24 | $phdr .= $_ unless /^G04/; |
| 25 | next; |
| 26 | } |
| 27 | if ($state eq "APT") { |
| 28 | if (/^G04 APERTURE END LIST/) { |
| 29 | $state = "CMD"; |
| 30 | next; |
| 31 | } |
| 32 | die "unrecognized aperture" |
| 33 | unless /^%ADD(\d+)([CRO],(\d|\.)+(X(\d|\.)+)?)\*%/; |
| 34 | for (keys %apt) { |
| 35 | if ($apt{$_} == $2) { |
| 36 | $map{$1} = $_; |
| 37 | next LINE; |
| 38 | } |
| 39 | } |
| 40 | for ($t = $1; defined $apt{$t}; $t++) {} |
| 41 | $apt{$t} = $2; |
| 42 | $map{$1} = $t; |
| 43 | next; |
| 44 | } |
| 45 | die "internal error" unless $state eq "CMD"; |
| 46 | if (/^M02\*/) { |
| 47 | $state = "HDR"; |
| 48 | if (defined $ghdr) { |
| 49 | if ($gphdr ne $phdr) { |
| 50 | print STDERR "--- first header ---\n", $gphdr; |
| 51 | print STDERR "--- current header ---\n", $phdr; |
| 52 | die "incompatible headers"; |
| 53 | } |
| 54 | |
| 55 | } else { |
| 56 | $ghdr = $hdr; |
| 57 | $gphdr = $phdr; |
| 58 | } |
| 59 | undef $hdr; |
| 60 | undef $phdr; |
| 61 | next; |
| 62 | } |
| 63 | if (/^G54D(\d+)\*/) { |
| 64 | die "undeclared aperture" unless defined $map{$1}; |
| 65 | $c .= "G54D".$map{$1}."*\n"; |
| 66 | next; |
| 67 | } |
| 68 | die "unexpected command \"$_\"" unless /^X-?\d+Y-?\d+D0*[12]\*/; |
| 69 | $c .= $_; |
| 70 | } |
| 71 | |
| 72 | print $ghdr || die $!; |
| 73 | print "G04 APERTURE LIST*\n" || die $!; |
| 74 | for (sort keys %apt) { |
| 75 | print "\%ADD".$_.$apt{$_}."*%\n" || die $!; |
| 76 | } |
| 77 | print "G04 APERTURE END LIST*\n" || die $!; |
| 78 | print $c || die $!; |
| 79 | print "M02*\n" || die $!; |
| 80 |
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