#!/usr/bin/perl -w
#
# generate-board - program for generating playing board images
# for games very like Pandemic Rising Tide
#
# Copyright (C) 2019 Ian Jackson
#
# This program is dual licensed, GPv3+ or CC-BY-SA 4.0+.
# It copies bits of itself into its output; those parts are CC-BY 4.0+.
# Only to the Pandemic Rising Tide folks, it is permissively licensed.
#
# 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 3 of the License, or (at your option)
# any later version; or (at your option), under the terms of the
# Creative Commons Attribution-ShareAlike International License,
# version 4.0 of that License, or (at your option), any later
# version.
#
# This program copies pieces itself into the output. Those pieces,
# when copied into the output, are additionally (at your option)
# available under a difference licence: they are made available
# under the Creative Commons Attribution International License,
# version 4.0 of that License, or (at your option), any later
# version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License Creative Commons Attribution-ShareAlike
# License or the for more details.
#
# You should have received a copy of these licenses along with this
# program. If not, see and
# .
#
# Pandemic and Pandemic Rising Tide are (I think) trademarks of Z-Man
# games and I use them without permission.
#
# For the avoidance of doubt, I do not consider this program to be a
# derivative work of the game Pandemic Rising Tide. However, it is
# not very useful without a pair of game description files and the
# only nontrivial game description files I know of are indeed such
# derivatives.
use strict;
use Carp;
use Data::Dumper;
use Math::GSL::Vector qw/:all/;
use Math::GSL::Matrix qw/:all/;
use Math::GSL::Const;
use Math::GSL::BLAS qw/:all/;
use Math::GSL::CBLAS qw/:all/;
use Math::GSL::Machine qw/:all/;
use POSIX qw(M_PI);
BEGIN { unshift @INC, qw(.); }
use Parse;
our $xopts = '';
our $bounding = 'Entire';
our $facesf;
our %vxname2pos; # $vxname2pos{VXNAME} = Math::GSL::Vector
our %bb; # $r{Bounding...}[0..3] = points
our $maxpaper = 'a3';
my $a1sfactor = 1/sqrt(8);
sub TAU { M_PI * 2.0; }
sub MM2PT { 72.0 / 25.4; }
our $mid;
our $a4_w = 595;
our $a4_h = 842;
our $a3_h = 1190;
our $a1_w = 1684;
our $a1_h = 2384;
our $max_printeredge = 5.50 * MM2PT;
our $a1m_pasteedge = 3.5 * MM2PT; # along each edge
our $preamble_from_boundings = '';
our %adjuncts_dy_from_boundings = (Top => 0, Bottom => 0);
# ----- region names from plag, incl. reverse mapping -----
our %prs2region;
sub prep_region_rmap () {
foreach my $rn (keys %region) {
my $prs = plag_prs($rn);
die if $prs2region{$prs};
$prs2region{$prs} = $rn;
}
}
our $sre = qr{(?:(\")|(?=\w))(.*)\1$}; # 2 captures, $2 is the name
sub prs2r ($) {
# bodgery for the sea and land
return $c{Sea} if m/ \| / && !grep { !m{^$c{OuterfaceRe}$} } split / \| /, $_[0];
$prs2region{$_[0]} // confess "@_ ?"
}
sub prs2rr ($) { $region{prs2r($_[0])} }
#----- file reader for plag output -----
sub read_faces () {
# Sets
# $region{NAME}{Adj}[]{Ends}[]{VxName}
# $region{NAME}{Adj}[]{Ends}[]{Pos}
# $region{NAME}{Polygon}{Pos}
# $region{NAME}{Special}
#
# also incidentally
# $region{NAME}{Adj}[]{Ends}[]{Adjoins}
# $region{NAME}{Polygon}{Adjoins}
# which should be ignored
open P, "<", $facesf or die $!;
while (
) { last if m/^\&faces$/; }
my $rr;
my @edges;
my $process_rr = sub {
my $last_ai;
if ($rr->{Name} eq $c{Sea}) {
# We combined land and sea; now we must split them again
# in fact, we just throw away all L entirely.
# Here, when processing sea, we keep only vertices that
# are part of the sea.
@edges = grep {
my $evxname = $_->{VxName};
my @eregions = split / \| ?/, $evxname;
grep { $_ eq $c{Sea} } @eregions
} @edges;
}
$rr->{Polygon} = [ @edges ];
if ($rr->{Name} ne $c{Sea}) {
for my $ei (0..$#edges) {
if (!defined $last_ai) {
my $ai;
for my $ai (0..$#{ $rr->{Adj} }) {
next unless $rr->{Adj}[$ai]{Name} eq $edges[$ei]{Adjoins};
$last_ai = $ai+1;
}
confess $edges[$ei]{Adjoins}.' ?' unless defined $last_ai;
}
my $ai = ($last_ai-1+@edges) % @edges;
$last_ai = $ai;
my $adj = $rr->{Adj}[$ai];
confess Dumper($adj->{Name}, $edges[$ei]{Adjoins},
$rr, \@edges, $ei, $adj, $last_ai, $ai)." ?"
unless $adj->{Name} eq $edges[$ei]{Adjoins};
for my $endi (0..1) {
$adj->{Ends}[$endi] = $edges[ ($ei + $endi) % @edges ];
}
}
}
@edges = ();
$rr = undef;
};
my $vxname;
for (;;) {
$!=0; $_=
// confess $!;
last if m/^\&$/;
if (m/^$sre$/) {
my $new_face= $2;
$process_rr->() if $rr;
$rr= prs2rr($new_face);
} elsif (m/^\s+$sre$/) {
confess unless $rr;
$vxname = $2;
push @edges, { VxName => $vxname };
} elsif (m/^\s+\^adjoins\s+$sre$/) {
$edges[-1]{Adjoins} = prs2r($2);
} elsif (m/^\s+\^\@([-e.0-9]+)\,([-e.0-9]+)$/) {
my $pos = mkvec($1,$2);
confess unless defined $vxname;
$edges[-1]{Pos} = $pos;
$vxname2pos{$vxname} = $pos;
}
}
$process_rr->();
$region{$_}{Special} = 1 foreach @{ $c{SpecialRegions} };
}
#----- geometry mangling -----
sub adj_ends ($) {
my ($adj) = @_;
map { $_->{Pos} } @{ $adj->{Ends} };
}
sub calculate_centres () {
# Sets
# $region{NAME}{Centre}
foreach my $rr (values %region) {
next if $rr->{Special};
my $sum = Math::GSL::Vector->new(2);
my $wsum = 0;
foreach my $adj (@{ $rr->{Adj} }) {
my @ends = adj_ends($adj);
my $w = ($ends[1] - $ends[0])->norm();
$sum += $w * $_ foreach @ends;
$wsum += $w;
}
$rr->{Centre} = $sum * (0.5 / $wsum);
}
}
sub for_each_pos ($) {
my ($f) = @_;
my $call = sub {
my ($pr,$rr,$why) = @_;
return unless defined $$pr;
$f->($pr,$rr,$why);
};
foreach my $rr (values %region) {
$call->( \ $rr->{Centre}, $rr, $rr->{Name}." C" );
foreach my $vertex (@{ $rr->{Polygon} }) {
$call->( \ $vertex->{Pos}, $rr, $rr->{Name}." | ".$vertex->{Adjoins} );
}
}
}
sub prvec ($) {
my ($v) = @_;
confess unless $v;
sprintf "%g,%g", $v->get(0), $v->get(1);
}
sub mkvec ($$) { Math::GSL::Vector->new(\@_) }
sub vec2atan ($) { my ($dir) = @_; atan2 $dir->get(1), $dir->get(0); }
sub transform_coordinates () {
# Adjusts coordinates in graph to be [0,0] .. top right (scaled)
# until it's all in PostScript points
my @or = map { $region{$_}{Centre} } @{ $c{OrientRegions} };
my $dir = $or[1] - $or[0];
my $theta = vec2atan($dir);
my $rotateby = (90. - $c{OrientBearing}) * ((TAU)/360.) - $theta;
my $s = sin($rotateby);
my $c = cos($rotateby);
my $transform = Math::GSL::Matrix->new(2,2);
$transform->set_row(0, [ $c, -$s ]);
$transform->set_row(1, [ $s, $c ]);
# print STDERR "rotate was=",prvec($dir)," theta=$theta",
# " rotateby=$rotateby s=$s c=$c\n";
my @lims;
foreach my $topend (qw(0 1)) {
my $v = $topend ? -$GSL_DBL_MAX : $GSL_DBL_MAX;
$lims[$topend] = mkvec($v,$v);
}
for_each_pos(sub {
my ($pr, $rr, $why) = @_;
my $y = Math::GSL::Vector->new(2);
gsl_blas_dgemv($CblasNoTrans,
1.0, $transform->raw,
$$pr->raw,
0, $y->raw)
and confess;
#print STDERR "gsl_blas_dgemv ",prvec($$pr)," => ",prvec($y),"\n";
gsl_blas_dcopy($y->raw, $$pr->raw)
and confess;
foreach my $topend (qw(0 1)) {
foreach my $xy (qw(0 1)) {
my $now = $y->get($xy);
my $lim = $lims[$topend]->get($xy);
#print STDERR "?set $topend $xy $now $lim\n";
next if $topend ? ($now <= $lim) : ($now >= $lim);
$lims[$topend]->set([$xy], [$now]);
#print STDERR "set $topend $xy $now\n";
}
}
});
#print STDERR "lims ",prvec($lims[0])," .. ",prvec($lims[1]),"\n";
my $translate = -$lims[0];
#print STDERR "translate ",prvec($translate),"\n";
my $scale = $c{GraphScale} * MM2PT;
for_each_pos(sub {
my ($pr) = @_;
gsl_vector_add($$pr->raw, $translate->raw) and confess;
gsl_vector_scale($$pr->raw, $scale) and confess;
});
$mid = ($lims[1] - $lims[0]) * 0.5;
}
sub pos_plus_dy_adjunct ($) {
my ($cval) = @_;
my ($x,$y,$whadjunct) = @$cval;
my $adjunct = $adjuncts_dy_from_boundings{ $whadjunct//'' };
return "$x $y".( defined $adjunct and " $adjunct add translate" );
}
sub adjust_sea() {
# Adjusts the top and bottom edges of the sea
my $poly = $region{$c{Sea}}{Polygon};
my %occurs;
foreach my $v (@$poly) {
$occurs{$v->{VxName}}++
}
foreach my $v (@$poly) {
$v->{SeaOccurs} = $occurs{$v->{VxName}};
}
#print STDERR " sea ".(scalar @$poly)."\n";
my $occurs_m = sub {
my ($ei) = @_;
$poly->[($ei+@$poly) % @$poly]{SeaOccurs} > 1
};
for my $ei (0..$#$poly) {
next if $occurs_m->($ei);
next unless $occurs_m->($ei-1);
next unless $occurs_m->($ei+1);
#print STDERR " sea would adjust $poly->[$ei]{VxName}\n";
# adjust coord outwards
}
for my $ei (0..$#$poly) {
next unless $occurs_m->($ei);
#print STDERR " sea occurs_m $ei $poly->[$ei]{VxName}\n";
next unless $occurs_m->($ei-1);
my $delta = &mkvec(@{ $c{PA}{OuterCoastDelta} });
foreach my $which (0,-1) {
my $ej = ($ei + $which + @$poly) % @$poly;
my $ek = ($ei + +1 + 3*$which + @$poly) % @$poly;
my $posj = \ $poly->[$ej]{Pos};
my $posk = \ $poly->[$ek]{Pos};
my $dout = $$posk - $$posj;
#print STDERR " sea adj j=$ej ",prvec($$posj)," $poly->[$ej]{VxName}\n";
#print STDERR " sea adj k=$ek ",prvec($$posk)," $poly->[$ek]{VxName}\n";
foreach my $paocv (@{ $c{PA_Outercoast_Vertices} }) {
if ($poly->[$ej]{VxName} =~ m{$paocv->{Re}}) {
#print STDERR " sea adj extra\n";
$$posk = $$posj + 10 * &mkvec(@{ $paocv->{PA} });
}
}
$$posj = $$posj + $delta + $dout*10;
$$posk = $$posk + $dout*10;
}
}
}
sub psvec ($) {
my ($pos) = @_;
sprintf "%20.6f %20.6f", $pos->get(0),$pos->get(1)
}
sub face_path ($) {
my ($rr) = @_;
o("% $rr->{Name}\n");
o(" newpath\n");
my $xto = 'moveto';
foreach my $vertex (@{ $rr->{Polygon} }) {
my $pos = $vertex->{Pos};
o(sprintf " %s %s\n", psvec($pos), $xto);
$xto = 'lineto';
}
o(" closepath\n");
}
sub computeboundings() {
$bb{Entire} = [ 0,0, $a4_h, $a4_w + $a3_h ];
my $submargins = sub {
my ($margin, $pr) = @_;
my @p = @$pr;
[ $p[0] + $margin,
$p[1] + $margin,
$p[2] - $margin,
$p[3] - $margin ];
};
my $somepage = sub {
my $id = shift @_;
print STDERR "defining page Page$id\n";
$bb{"Page$id"} = [ @_ ];
$bb{"Printable$id"} = $submargins->($max_printeredge, $bb{"Page$id"});
};
my $pageb_a4 = sub {
$somepage->('B', 0,0, $a4_h, $a4_w );
};
if ($maxpaper eq 'a3') {
$pageb_a4->();
my $mt_offset = $bb{PrintableB}[3] - $max_printeredge;
$somepage->('MT', 0, $mt_offset, $a4_h, $mt_offset + $a3_h );
$bb{PrintableAll} = [
@{ $bb{PrintableB} }[0..1],
@{ $bb{PrintableMT} }[2..3],
];
} elsif ($maxpaper eq 'a4') {
$pageb_a4->();
my $m_offset = $bb{PrintableB}[3] - $max_printeredge;
$somepage->('M', 0, $m_offset, $a4_h, $m_offset + $a4_w );
my $t_offset = $bb{PrintableM}[3] - $max_printeredge;
$somepage->('T', 0, $t_offset, $a4_h, $t_offset + $a4_w );
$bb{PrintableAll} = [
@{ $bb{PrintableB} }[0..1],
@{ $bb{PrintableT} }[2..3],
];
} elsif ($maxpaper =~ m/^a1/) {
my $offx = ($a1_w - $bb{Entire}[2] * (1 + $a1sfactor)) / 3;
my $offy = 0.5*($a1_h - $bb{Entire}[3]);
$somepage->('P', -$offx,-$offy, $a1_w-$offx, $a1_h-$offy);
my $hairs = 30 * MM2PT;
my $hairsw = $bb{Entire}[2];
my $hairsh = $bb{Entire}[3];
my $surround = 5 * MM2PT;
my $surroundw = $bb{Entire}[2] + $surround*2;
my $surroundh = $bb{Entire}[3] + $surround*2;
my @hrect = @{ $bb{Entire} };
if ($maxpaper eq 'a1m') {
@hrect = @{ $submargins->($a1m_pasteedge, \@hrect) };
$bb{Cutout} = \@hrect;
}
my $w_stroke = $xopts =~ m/W/ ?
' gsave 3 setlinewidth stroke grestore '
: '';
$preamble_from_boundings = <[0] neg $bb->[1] neg translate\n");
my $i = 0;
my $on = 2;
my $off = 9;
foreach my $bname (sort keys %bb) {
o(sprintf " 1 %d %d setrgbcolor\n",
!!($bname =~ m/^Page/),
!!($bname =~ m/B$/),
);
o(" % $bname\n");
o(" [ $on $off ] ".($i * ($on+$off))," setdash newpath\n");
my @p = @{ $bb{$bname} };
o(" $p[0] $p[1] moveto\n");
o(" $p[2] $p[1] lineto\n");
o(" $p[2] $p[3] lineto\n");
o(" $p[0] $p[3] lineto\n");
o(" closepath stroke\n");
$i++;
}
o(" grestore");
}
sub o_amble (@) {
# CPerl-mode does a really awful thing with %s in the preamble
# and postamble, causing constant useless flashing
# So we write & in the here docs and transform them back:
my ($t) = join '', @_;
$t =~ s/^\&+/ '%' x length $& /mge;
o($t);
}
sub preamble() {
my $bb = $bb{$bounding}; confess $bounding unless $bb;
my $sz = [ $bb->[2] - $bb->[0], $bb->[3] - $bb->[1] ];
o_amble(<> setpagedevice
/all {
gsave
$bb->[0] neg $bb->[1] neg translate
$preamble_from_boundings
board
grestore
showboundings
} def
/showboundings {
END
showboundings();
o_amble(<{Name} =~ m/^L2?$/;
face_path($rr);
o(" ", facepscolour($rr->{Colour}), " eofill\n");
}
}
our $edge_lw = 5;
sub some_edge_faces (@) {
o("$edge_lw setlinewidth 1 setlinejoin ",miscpscolour('edge'),"\n");
foreach my $rr (@_) {
next if $rr->{Name} =~ m/^L2?$/;
face_path($rr);
o(" stroke\n");
}
}
sub dashedwithhs ($$$) {
my ($inner, $comment, $colour) = @_;
my ($adj) = grep { $_->{Name} eq $c{Sea} } @{ $region{$inner}{Adj} };
my $dash = 20;
my (@pos) = adj_ends($adj);
my $mid = 0.5 * ($pos[0] + $pos[1]);
my $r = 0.5 * ($pos[1] - $pos[0])->norm();
o(sprintf <<'END', $comment, facepscolour('sea'), psvec($mid), $r);
%% %s
%s %s %s 0 360 arc closepath fill
END
some_edge_faces(()); # just sets the colour
o(sprintf <{Inner},
$_->{Comment},
$_->{Colour}
) foreach @{ $c{DashedHs} };
}
sub edge_faces() {
some_edge_faces($region{$c{Sea}});
dashedwithhses();
some_edge_faces(grep {
my $n = $_->{Name};
$n !~ m{^$c{OuterfaceRe}$} &&
!grep { $n eq $_->{Inner} } @{ $c{DashedHs} }
} values %region);
}
our $hs_sz = 17 * MM2PT;
our $hs_lw = 3;
our $text_sz = 18;
sub token_circle ($$$$;$$) {
my ($what, $pos, $fillcolour, $edgecolour, $sz,$lw) = @_;
$sz //= $hs_sz;
$lw //= $hs_lw;
o(sprintf < 1 } @{ $c{HS} };
foreach my $rr (values %region) {
next if $rr->{Name} =~ m/^L\d?$/;
my $words = $rr->{DisplayName};
my $pos;
if ($rr->{Name} eq $c{Sea}) {
$pos = mkvec(90, 1280);
} else {
$pos = $rr->{Centre} + mkvec( 0, 0.5 * $sz * @$words );
}
if ($hs{$rr->{Name}}) {
#print STDERR "adjust hs $rr->{Name}\n";
my $posadj = $c{PA_HS_HS}{$rr->{Colour}};
$posadj //= [0,0];
$pos -= mkvec(0, -$hs_sz * 0.65);
$pos += &mkvec(@$posadj) * $hs_sz;
my $hspos = $pos - mkvec(0, $sz * @$words + $hs_sz/2 + $hs_lw
+ $hs_sz*0.15);
one_hs($rr->{Colour}, $hspos);
}
my $adjust = $c{TextAdjust}{$rr->{Name}};
if ($adjust) {
$pos += $sz * &mkvec(@$adjust);
}
my $w = $rr->{Water};
$w = 2 if $rr->{Name} eq $c{Sea};
if ($w) {
#print STDERR " water $w in $rr->{Name}\n";
my $down = water_cubes_sz(2) - water_cubes_sz(1) + $cube_gap;
$pos -= mkvec(0, -0.5 * $down);
my $cube_y = -($sz * @$words);
if (grep { $_ eq $rr->{Name} } @{ $c{CubeAbove} }) {
$pos -= mkvec(0,+$sz);
$cube_y = 0;
$down = 0;
}
o(" gsave\n");
o(" ", psvec($pos), " translate\n");
o(" 0 ", $cube_y, " translate\n");
o(" ", -0.5 * water_cubes_sz($w)," ", -$down, " translate\n");
water_cubes($w, miscpscolour('edge'));
o(" grestore\n");
}
o(" /words {\n");
foreach my $word (@$words) {
$pos += mkvec(0,-$sz);
o(" ", psvec($pos), " moveto");
o(<{Colour}),"\n");
o(" gsave ".pos_plus_dy_adjunct($deck->{PosAdy})." ");
my $rotate = $deck->{Rotate};
if ($rotate) { o(" $rotate rotate "); }
o("deckpairpathx stroke grestore");
}
}
sub sea_track(){
o("% sea level track\n");
o(" gsave ",pos_plus_dy_adjunct($c{PA}{SeaTrack})," translate\n");
my $track = $c{SeaTrack};
my $token_sz = $hs_sz;
my $dy = $token_sz * 1.25;
my $dx = $token_sz * 1.25;
my $linecolour = seatrackedgepscolour();
my @pos;
for my $i (0..$#$track) {
$pos[$i] = mkvec(0, ($i - 0.5 * @$track) * $dy);
}
my $prepline = "$linecolour $hs_lw setlinewidth newpath";
o(" $prepline\n");
o(" ",psvec($pos[0])," moveto ",psvec($pos[-1])," lineto stroke\n");
for my $pos (@pos) {
token_circle("SL", $pos,
miscpscolour('cube'),
$linecolour);
}
my $last = 0;
my $cubeedgecolour = seatrackedgepscolour();
for my $i (0..$#pos) {
my $differs = $track->[$i] != $last;
$last = $track->[$i];
next unless $differs;
o(" $prepline\n");
o(" gsave ",
psvec($pos[$i] + mkvec(-0.0 * $token_sz, $dy/2))," translate\n");
my $t_sz = 24;
my $shrink = ($hs_sz * 0.75 / $deck_h);
o(" gsave % T M $i\n");
o(" -43.5 -6.5 translate\n");
o(" 0.8 .8 scale \n");
o(" ",0.6 * $dx, " ", -0.28 * $dy," translate\n");
o(" gsave");
o(" $shrink dup scale -90 rotate\n");
o(" newpath ", ($hs_lw / $shrink)," setlinewidth\n");
o(" deck1path stroke\n");
o(" grestore");
o(" /Helvetica-Bold findfont $t_sz scalefont setfont\n");
o(" 12 -21.5 moveto ($track->[$i]) show");
o(" grestore\n");
if ($i > 0) {
o(" 0 -$dy moveto",
" ",psvec(mkvec( $dx + $cube_sz, 0 )),
" rlineto stroke\n");
}
o(" ",($token_sz * 0.6 + $cube_gap)," ",
(-$dy * 0.5 - 0.5 * (water_cubes_sz(2))),
" translate\n");
my $bottom = int(($track->[$i+1] + 1) / 2);
water_cubes($bottom, $cubeedgecolour);
my $new_n = $track->[$i+1] - $bottom;
o(" ", 0.5 * (water_cubes_sz($bottom) - water_cubes_sz($new_n)),
" ", (water_cubes_sz(2)-water_cubes_sz(1)), " translate\n");
water_cubes($new_n, $cubeedgecolour);
o(" grestore\n");
}
o(" grestore\n");
}
our $dyke_l = 25 * MM2PT;;
sub dykes(){
my $l = $dyke_l;
my $w = 5 * MM2PT;
my $lw = $edge_lw * 0.50;
my $l2 = $l/2;
my $w2 = $w/2;
o(" /dykepath {\n");
o(" -$l2 -$w2 moveto\n");
o(" $l2 -$w2 lineto\n");
o(" $l2 $w2 lineto\n");
o(" -$l2 $w2 lineto closepath\n");
o(" } bind def\n");
o(" /dyke {\n");
o(" newpath dykepath\n");
o(" gsave ",miscpscolour('dykefill')," fill grestore\n");
o(" gsave ",miscpscolour('edge')," $lw setlinewidth stroke grestore\n");
o(" } bind def\n");
my $symbol_sz = $w * 1.50;
my $t_sz = $symbol_sz * 1.0;
my $t_at = sub {
my ($ang) = @_;
#print STDERR "ANG $ang\n";
map { $t_sz * 0.5 * $_ } cos($ang), sin($ang);
};
my @t0 = $t_at->((TAU) * 0.25 );
my @t1 = $t_at->((TAU) * (0.25 + 1./3) );
my @t2 = $t_at->((TAU) * (0.25 + 2./3) );
o(" /dtriangle {\n");
o(" newpath @t0 moveto\n");
o(" @t1 lineto\n");
o(" @t2 lineto closepath\n");
o(" gsave ",miscpscolour('dykeinit')," fill grestore\n");
o(" gsave ",miscpscolour('edge')," $lw setlinewidth stroke grestore\n");
o(" } bind def\n");
foreach my $rr (values %region) {
next if $rr->{Special};
next if grep { $_->{Inner} eq $rr->{Name} } @{ $c{DashedHs} };
next if $rr->{Colour} eq 'high';
foreach my $adj (@{ $rr->{Adj} }) {
my $neigh = $adj->{Name};
o(" % dyke $rr->{Name} --- $neigh\n");
next if $neigh lt $rr->{Name} && !$region{$neigh}{Special};
next if $region{$neigh}{Colour} eq 'high';
my @ends = adj_ends($adj);
my $dirn = $ends[1] - $ends[0];
my $angle = vec2atan($dirn);
$angle = $angle * 360 / TAU;
o(" gsave\n");
o(" ", psvec( 0.5 * ($ends[0] + $ends[1]) )," translate\n");
o(" $angle rotate\n");
my $initial = $adj->{Dykes};
for my $ys ($initial
? [ map { $_ - 0.5 * ($initial-1) } 0..$initial-1 ]
: [0]) {
foreach my $y (@$ys) {
o(" gsave 0 ", $y * $w, " translate dyke ");
o(" grestore\n");
}
my $nsymbols = $initial + !!$adj->{Deltawerk};
o(" ", -0.5 * $symbol_sz * ($nsymbols-1)," 0 translate\n");
my $trans = " $symbol_sz 0 translate";
if ($adj->{Deltawerk}) {
one_hs('red', mkvec(0,0), $symbol_sz * 0.8, $lw);
o($trans);
}
foreach my $i (1..$initial) {
o(" gsave $angle neg rotate dtriangle grestore\n");
o($trans);
}
}
o(" grestore\n");
}
}
}
sub hs_initial_1 ($) {
my ($hs1) = @_;
my ($colour) = $hs1->{Colour};
my ($text, $text2);
if ($hs1->{Water}) {
($text,$text2) = ('up to '.$hs1->{Water}, 'fewer');
} elsif ($hs1->{Dykes}) {
($text,$text2) = ('up to '.$hs1->{Dykes}, '');
}
my $interval = $hs_sz * 1.75;
my $demo_h = $hs_sz; #water_cubes_sz(3);
my $demo_x0 = $hs_sz * 0.75 + $dyke_l * 0.60;
my $demo_w = $demo_x0 + $dyke_l * 0.60;
o(" % HS I $colour\n");
o(" gsave\n");
o(" ".pos_plus_dy_adjunct($c{PA}{HS1_initials})."\n");
o(" ", ($hs1->{XIYI}[0]*$interval), " ",
(($hs1->{XIYI}[1]-1)*$interval), " translate\n");
if (defined $text) {
o(" gsave\n");
o(" $demo_h setlinewidth 0 0 moveto $demo_w 0 rlineto\n");
o(" ", facepscolour($colour), " stroke grestore\n");
}
one_hs($colour, mkvec(0,0));
if (defined $text) {
o(" /words {\n");
o(" 2 copy moveto ($text) show\n");
o(" 2 copy moveto 0 -$text_sz rmoveto ($text2) show\n");
o(" } bind def\n");
o(" gsave ".($hs_sz * 0.8)." $cube_gap translate wordsshow grestore\n");
o(" $demo_x0 ",($hs_sz * -0.25)," translate\n");
}
if ($hs1->{Water}) {
o(" ",(water_cubes_sz(1))," 0 translate\n");
o(" 0 ",(-water_cubes_sz(1) * 0.3)," translate\n");
water_cubes(1, miscpscolour('edge'));
} elsif ($hs1->{Dykes}) {
o(" newpath dykepath\n");
o(" gsave ",miscpscolour('edge')," stroke grestore\n");
o(" gsave ",miscpscolour('dykehsadd')," fill grestore\n");
}
o(" grestore\n");
}
sub hs_initial () {
hs_initial_1($_) foreach @{ $c{HS1} };
}
sub play_hint () {
my $sz = 20;
o(" gsave ",miscpscolour('hinttext'),
" ",pos_plus_dy_adjunct($c{PA}{PlayHint}),"\n");
o(" /Helvetica-Bold findfont $sz scalefont setfont\n");
my @t = split /\n/, $c{PlayHint};
foreach my $i (0..$#t) {
my $t = $t[$i];
$t =~ s/[\\()]/\\$&/g;
o(" 0 ",(-$i * $sz)," moveto ($t) show\n");
}
o(" grestore");
}
#----- main program -----
$xopts = shift @ARGV if $ARGV[0] =~ s/^-X//;
$bounding = $1 if $xopts =~ s/b(\w+)//;
$maxpaper = $1 if $xopts =~ s/p(\w+)//;
$maxpaper =~ m/^a[134]$|^a1m$/ or confess;
($facesf, @ARGV) = @ARGV or die;
parse_input_graph();
prep_region_rmap();
read_faces();
calculate_centres();
transform_coordinates();
adjust_sea();
computeboundings();
preamble();
fill_faces();
edge_faces();
dykes();
label_faces();
decks();
sea_track();
hs_initial();
play_hint();
postamble();
print STDERR Dumper(\%region) if $ENV{'GENERATE_BOARD_DUP'};
# Local variables:
# cperl-indent-level: 2
# End.