113 lines
2.5 KiB
Perl
Executable File
113 lines
2.5 KiB
Perl
Executable File
#!/usr/bin/perl
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#
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# fped2d2z.pl - Convert fped 2D stacks into 2.5D paths with Z information
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#
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# Written 2012, 2013 by Werner Almesberger
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# Copyright 2012, 2013 Werner Almesberger
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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sub usage
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{
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print STDERR "usage: $0 [-r [-x] [-y] |-t Zmax] [Zin=Zout ...] prefix ".
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"[file ...]\n\n";
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print STDERR " Zin=Zout replace Zin with Zout\n";
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print STDERR " -t Zmax set the top of the piece\n";
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print STDERR " -r reverse Z stacking. Also swaps X and Y.\n";
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print STDERR " -x flip on the X axis\n";
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print STDERR " -y flip on the Y axis\n";
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exit(1);
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}
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while ($ARGV[0] =~ /^-/) {
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if ($ARGV[0] eq "-r") {
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$reverse = 1;
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} elsif ($ARGV[0] eq "-t") {
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shift @ARGV;
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$top = $ARGV[0];
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} elsif ($ARGV[0] eq "-x") {
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$flip_x = 1;
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} elsif ($ARGV[0] eq "-y") {
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$flip_y = 1;
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} elsif ($ARGV[0] =~ /^-[^0-9]/) {
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last;
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} else {
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&usage;
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}
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shift @ARGV;
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}
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while ($ARGV[0] =~ /=/) {
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$map{$`} = $';
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shift @ARGV;
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}
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$pfx = shift @ARGV;
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&usage unless defined $pfx;
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$skip = 1;
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while (<>) {
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if (/^# $pfx.*?(\d+(\.\d*)?)\s*$/) {
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$z = $1;
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$skip = 0;
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} elsif (/^# /) {
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$skip = 1;
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}
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next if $skip;
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if (/^(-?[0-9]*\.[0-9]*)\s+(-?[0-9]*\.[0-9]*)/) {
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$xmin = $1 if $1 < $xmin || !defined $xmin;
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$xmax = $1 if $1 > $xmax || !defined $xmax;
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$ymin = $2 if $2 < $ymin || !defined $ymin;
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$ymax = $2 if $2 > $ymax || !defined $ymax;
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}
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$z{$z} .= $_;
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$zmax = $z if $z > $zmax || !defined $zmax;
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}
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for $z (keys %z) {
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undef $t;
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for $s (split(/\n/, $z{$z})) {
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if ($s =~ /^(-?[0-9]*\.[0-9]*)\s+(-?[0-9]*\.[0-9]*)/) {
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$s = sprintf("%.6f", ($xmax+$xmin)/2-$1)." $2"
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if $flip_y;
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# re-scan, so that we can flip on both axes
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die unless $s =~
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/^(-?[0-9]*\.[0-9]*)\s+(-?[0-9]*\.[0-9]*)/;
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$s = "$1 ".(($ymax+$ymin)/2-$2) if $flip_x;
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}
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$t .= "$s\n";
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}
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$z{$z} = "$t\n";
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}
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if ($reverse) {
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for (keys %z) {
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($t{$zmax-$_} = $z{$_}) =~
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s/^(-?\d+(\.\d*)?)\s+(-?\d+(\.\d*)?)/$3 $1/mg;
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}
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%z = %t;
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print "0 0 $zmax\n\n";
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} elsif (defined $top) {
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for (keys %z) {
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($t{$top-$_} = $z{$_}) =~
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s/^(-?\d+(\.\d*)?)\s+(-?\d+(\.\d*)?)/$1 $3/mg;
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}
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%z = %t;
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} else {
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print "0 0 0\n\n";
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}
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# sort, to make output easier to examine manually
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for (sort { $b <=> $a } keys %z) {
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$s = defined $map{$_} ? $map{$_} : $_;
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$z{$_} =~ s/\s+-?\d+(\.\d*)?$/$& $s/gm;
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print $z{$_};
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}
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