$SIG{__WARN__} = sub { die @_; };
+# xxx much of the comment below is TODO
+
# We generate a physical indication of which commit was used.
#
-# We can generate three forms:
+# We provide for a scaling factor
+#
+# $Commitid_pixelsz = 0.4;
+# $Commitid_depth = 1.5; // in pixels
+#
+# For each form we have
+#
+# module Commitid_Form_2D(pixelsz=0.4)
+# module Commitid_Form(pixelsz=0.4, depth=pixelsz)
+#
+# function Commitid_Form_size(pixelsz=$Commitid_pixelsz) => [ xsz, ysz ]
+#
+#
+# We can generate these forms:
#
# Tiny3:
# Tiny4:
# Tiny4Q 10
# 70
#
+# Git4
+# Git6
+# Git8
+# git-rev-parse HEAD
+# eg
+# Git6 82f2a2
+
# Small4
# Small6
# Small8
# Small6 1070
# 82f2a2
+sub p { print @_ or die $!; }
+
sub parsefont () {
my %cellmap;
- while (<DATA>) {
+ for (;;) {
+ $_ = <DATA> // die;
last if %cellmap && !m/\S/;
next unless m/\S/;
chomp;
next unless m/\S/;
my @chrs = split / /, $_;
<DATA> !~ m/\S/ or die;
- foreach my $row (0..4) {
+ foreach my $row (reverse 0..4) {
$_ = <DATA>;
chomp;
s{^}{ };
- $_ .= ' ' x (@chrs * 4);
+ $_ .= ' ' x 8;
m{\S/\S} and die;
s{/(?=\s)}{L}g;
s{/(?=\S)}{r}g;
s{\\(?=\s)}{l}g;
s{\\(?=\S)}{R}g;
+ p "// $_\n";
foreach my $chr (@chrs) {
s{^ }{} or die "$chr $_ ?";
foreach my $col (0..2) {
} elsif (s{^\S}{}) {
my $f = $cellmap{$&};
die unless $f;
- $f =~ s/\b\d/ sprintf '%x', $col*2 + $& /ge;
- $f =~ s/\d\b/ sprintf '%x', $row*2 + $& /ge;
+ $f =~ s/\b\d/ sprintf '%05d', $col*4000 + $&*2001 /ge;
+ $f =~ s/\d\b/ sprintf '%05d', $row*4000 + $&*2001 /ge;
push @{ $chrpolys{$chr} }, [ split / /, $f ];
} else {
die "$_ ?";
die "$_ ?" if m{\S};
}
}
-
- use Data::Dumper;
- print Dumper(\%chrpolys);
+
+ my @demo;
+ my $democols = 6;
+ foreach my $chr (sort keys %chrpolys) {
+ my $chrx = sprintf '%#x', ord $chr;
+ my $mod = "Commitid__chr_$chrx";
+ p "module $mod () {\n";
+ foreach my $poly (@{ $chrpolys{$chr} }) {
+ p " polygon([";
+ my $delim = "";
+ foreach my $pt (@$poly) {
+ p $delim;
+ $pt =~ s{\d{5}}{$&,};
+ $pt =~ s{\b\d}{$&.}g;
+ p "[$pt]";
+ $delim = ',';
+ }
+ p "]);\n";
+ }
+ p "}\n";
+ my $px = @demo % $democols;
+ my $py = int(@demo / $democols);
+ push @demo, " translate([$px * 1.600, $py * 2.400]) $mod ();\n";
+ }
+ p "module Commitid_FontDemo(){\n";
+ p $_ foreach @demo;
+ p "}\n";
+
+# use Data::Dumper;
+# print Dumper(\%chrpolys);
}
parsefont();
+#p "Commitid_FontDemo();\n";
+
__DATA__
# 00 20 22 02
-l 00 20 22
-r 00 20 02
+l 00 20 02
+r 00 20 22
L 00 22 02
R 20 22 02
> 00 20 22 02 11
0 1 2 3 4 5 6 7 8 9
-/#\ # ##\ ##\ # # ### /## ### /#\ /#\
-# # # # # # # # # # # # # #
-# # # /#/ ### ### ##\ ##\ // >#< \##
+/#\ r /#\ ##\ # # ### // ### /#\ /#\
+# # /# # # # # # # # # # # #
+#r# # /#/ ##< \## ##\ ##\ // >#< \##
# # # # # # # # # # # # #
-\#/ # ### ##/ # ##/ \#/ # \#/ ##/
+\#/ /#\ ### ##/ # ##/ \#/ # \#/ ##/
a b c d e f
# # /##
-/## ##\ /## /## /## #
-# # # # # # # # # ###
+/## ##\ /## /## /#\ #
+# # # # # # # #r/ ###
# # # # # # # #/ #
-\## ##/ \## \## ### #
+\## ##/ \## \## \#/ #