6 use Math::GSL::Vector qw/:all/;
7 use Math::GSL::Matrix qw/:all/;
9 use Math::GSL::BLAS qw/:all/;
10 use Math::GSL::CBLAS qw/:all/;
11 use Math::GSL::Machine qw/:all/;
15 BEGIN { unshift @INC, qw(.); }
21 our %vxname2pos; # $vxname2pos{VXNAME} = Math::GSL::Vector
23 sub TAU { M_PI * 2.0; }
24 sub MM2PT { 72.0 / 25.4; }
28 # ----- region names from plag, incl. reverse mapping -----
32 sub prep_region_rmap () {
33 foreach my $rn (keys %region) {
34 my $prs = plag_prs($rn);
35 die if $prs2region{$prs};
36 $prs2region{$prs} = $rn;
40 our $sre = qr{(?:(\")|(?=\w))(.*)\1$}; # 2 captures, $2 is the name
43 # bodgery for the sea and land
44 return 'NZ' if m/ \| / && !grep { !m{^(?:NZ|L2?)$} } split / \| /, $_[0];
45 $prs2region{$_[0]} // confess "@_ ?"
47 sub prs2rr ($) { $region{prs2r($_[0])} }
49 #----- file reader for plag output -----
53 # $region{NAME}{Adj}[]{Ends}[]{VxName}
54 # $region{NAME}{Adj}[]{Ends}[]{Pos}
55 # $region{NAME}{Polygon}{Pos}
56 # $region{NAME}{Special}
59 # $region{NAME}{Adj}[]{Ends}[]{Adjoins}
60 # $region{NAME}{Polygon}{Adjoins}
61 # which should be ignored
63 open P, "<", $facesf or die $!;
64 while (<P>) { last if m/^\&faces$/; }
67 my $process_rr = sub {
69 if ($rr->{Name} eq 'NZ') {
70 # We combined L and NZ; now we must split them again
71 # in fact, we just throw away L and L2 entirely.
72 # Here, when processing NZ, we keep only vertices that
75 my $evxname = $_->{VxName};
76 my @eregions = split / \| ?/, $evxname;
77 grep { $_ eq 'NZ' } @eregions
80 $rr->{Polygon} = [ @edges ];
81 if ($rr->{Name} ne 'NZ') {
82 for my $ei (0..$#edges) {
83 if (!defined $last_ai) {
85 for my $ai (0..$#{ $rr->{Adj} }) {
86 next unless $rr->{Adj}[$ai]{Name} eq $edges[$ei]{Adjoins};
89 confess $edges[$ei]{Adjoins}.' ?' unless defined $last_ai;
91 my $ai = ($last_ai-1+@edges) % @edges;
93 my $adj = $rr->{Adj}[$ai];
94 confess Dumper($adj->{Name}, $edges[$ei]{Adjoins},
95 $rr, \@edges, $ei, $adj, $last_ai, $ai)." ?"
96 unless $adj->{Name} eq $edges[$ei]{Adjoins};
99 $adj->{Ends}[$endi] = $edges[ ($ei + $endi) % @edges ];
108 $!=0; $_=<P> // confess $!;
112 $process_rr->() if $rr;
113 $rr= prs2rr($new_face);
114 } elsif (m/^\s+$sre$/) {
117 push @edges, { VxName => $vxname };
118 } elsif (m/^\s+\^adjoins\s+$sre$/) {
119 $edges[-1]{Adjoins} = prs2r($2);
120 } elsif (m/^\s+\^\@([-e.0-9]+)\,([-e.0-9]+)$/) {
121 my $pos = mkvec($1,$2);
122 confess unless defined $vxname;
123 $edges[-1]{Pos} = $pos;
124 $vxname2pos{$vxname} = $pos;
129 $region{$_}{Special} = 1 foreach qw(NZ L L2);
132 #----- geometry mangling -----
136 map { $_->{Pos} } @{ $adj->{Ends} };
139 sub calculate_centres () {
141 # $region{NAME}{Centre}
142 foreach my $rr (values %region) {
143 next if $rr->{Special};
144 my $sum = Math::GSL::Vector->new(2);
146 foreach my $adj (@{ $rr->{Adj} }) {
147 my @ends = adj_ends($adj);
148 my $w = ($ends[1] - $ends[0])->norm();
149 $sum += $w * $_ foreach @ends;
152 $rr->{Centre} = $sum * (0.5 / $wsum);
156 sub for_each_pos ($) {
159 my ($pr,$rr,$why) = @_;
160 return unless defined $$pr;
163 foreach my $rr (values %region) {
164 $call->( \ $rr->{Centre}, $rr, $rr->{Name}." C" );
165 foreach my $vertex (@{ $rr->{Polygon} }) {
166 $call->( \ $vertex->{Pos}, $rr, $rr->{Name}." | ".$vertex->{Adjoins} );
174 sprintf "%g,%g", $v->get(0), $v->get(1);
177 sub mkvec ($$) { Math::GSL::Vector->new(\@_) }
178 sub vec2atan ($) { my ($dir) = @_; atan2 $dir->get(1), $dir->get(0); }
180 sub transform_coordinates () {
181 # Adjusts coordinates in graph to be [0,0] .. top right (scaled)
182 # until it's all in PostScript points
183 my @or = map { $region{$_}{Centre} } @{ $c{OrientRegions} };
184 my $dir = $or[1] - $or[0];
185 my $theta = vec2atan($dir);
186 my $rotateby = (90. - $c{OrientBearing}) * ((TAU)/360.) - $theta;
187 my $s = sin($rotateby);
188 my $c = cos($rotateby);
189 my $transform = Math::GSL::Matrix->new(2,2);
190 $transform->set_row(0, [ $c, -$s ]);
191 $transform->set_row(1, [ $s, $c ]);
192 print STDERR "rotate was=",prvec($dir)," theta=$theta",
193 " rotateby=$rotateby s=$s c=$c\n";
195 foreach my $topend (qw(0 1)) {
196 my $v = $topend ? -$GSL_DBL_MAX : $GSL_DBL_MAX;
197 $lims[$topend] = mkvec($v,$v);
200 my ($pr, $rr, $why) = @_;
201 my $y = Math::GSL::Vector->new(2);
202 gsl_blas_dgemv($CblasNoTrans,
203 1.0, $transform->raw,
207 #print STDERR "gsl_blas_dgemv ",prvec($$pr)," => ",prvec($y),"\n";
208 gsl_blas_dcopy($y->raw, $$pr->raw)
210 foreach my $topend (qw(0 1)) {
211 foreach my $xy (qw(0 1)) {
212 my $now = $y->get($xy);
213 my $lim = $lims[$topend]->get($xy);
214 #print STDERR "?set $topend $xy $now $lim\n";
215 next if $topend ? ($now <= $lim) : ($now >= $lim);
216 $lims[$topend]->set([$xy], [$now]);
217 #print STDERR "set $topend $xy $now\n";
221 print STDERR "lims ",prvec($lims[0])," .. ",prvec($lims[1]),"\n";
222 my $translate = -$lims[0];
223 print STDERR "translate ",prvec($translate),"\n";
224 my $scale = $c{GraphScale} * MM2PT;
227 gsl_vector_add($$pr->raw, $translate->raw) and confess;
228 gsl_vector_scale($$pr->raw, $scale) and confess;
230 $mid = ($lims[1] - $lims[0]) * 0.5;
234 my $poly = $region{NZ}{Polygon};
236 foreach my $v (@$poly) {
237 $occurs{$v->{VxName}}++
239 foreach my $v (@$poly) {
240 $v->{NZ_Occurs} = $occurs{$v->{VxName}};
242 print STDERR " nz ".(scalar @$poly)."\n";
245 $poly->[($ei+@$poly) % @$poly]{NZ_Occurs} > 1
247 for my $ei (0..$#$poly) {
248 next if $occurs_m->($ei);
249 next unless $occurs_m->($ei-1);
250 next unless $occurs_m->($ei+1);
251 print STDERR " nz would adjust $poly->[$ei]{VxName}\n";
252 # adjust coord outwards
254 for my $ei (0..$#$poly) {
255 next unless $occurs_m->($ei);
256 print STDERR " nz occurs_m $ei $poly->[$ei]{VxName}\n";
257 next unless $occurs_m->($ei-1);
258 my $dleft = mkvec(-1000,0);
259 foreach my $which (0,-1) {
260 my $ej = ($ei + $which + @$poly) % @$poly;
261 my $ek = ($ei + +1 + 3*$which + @$poly) % @$poly;
262 my $posj = \ $poly->[$ej]{Pos};
263 my $posk = \ $poly->[$ek]{Pos};
264 my $dout = $$posk - $$posj;
265 print STDERR " nz adj j=$ej ",prvec($$posj)," $poly->[$ej]{VxName}\n";
266 print STDERR " nz adj k=$ek ",prvec($$posk)," $poly->[$ek]{VxName}\n";
267 if ($poly->[$ej]{VxName} =~ /Noorderzijlvest/) {
268 print STDERR " nz adj extra\n";
269 $$posk = $$posj + 10 * mkvec(100,-50);
271 $$posj = $$posj + $dleft + $dout*10;
272 $$posk = $$posk + $dout*10;
279 sprintf "%20.6f %20.6f", $pos->get(0),$pos->get(1)
284 o("% $rr->{Name}\n");
287 foreach my $vertex (@{ $rr->{Polygon} }) {
288 my $pos = $vertex->{Pos};
289 o(sprintf " %s %s\n", psvec($pos), $xto);
296 my ($spec, $adj1) = @_;
297 confess unless defined $spec;
298 my @rgb = map { hex($_) / 15.0 } split //, $spec;
302 (map { sprintf "%.6f ", $_ } @rgb
309 my $printeredge = 5 * MM2PT;
311 my $ysz = 3 * 595 - 4 * $printeredge;
314 %%BoundingBox 0 0 $xsz $ysz
324 #o(" 0.52 dup scale\n") if $xopts =~ m/S/;
325 #o("%%Box 0 0 $xsz $ysz");
326 # xxx split into pages?
345 sub lighterpscolour ($$) {
346 my ($colourname, $retain) = @_;
347 pscolour($c{Colours}{$colourname},
348 sub { $_ = 1.0 - $retain * (1.0 - $_) foreach @_ })
351 sub darkerpscolour ($$) {
352 my ($colourname, $retain) = @_;
353 pscolour($c{Colours}{$colourname},
354 sub { $_ = $retain * $_ foreach @_ })
357 sub facepscolour ($) {
358 my ($colourname) = @_;
359 $xopts =~ m/W/ ? '1 setgray' : lighterpscolour($colourname, 0.75);
363 o("clippath ", facepscolour('land'), " fill\n");
364 foreach my $rr (values %region) {
365 next if $rr->{Name} =~ m/^L2?$/;
367 o(" ", facepscolour($rr->{Colour}), " eofill\n");
373 sub some_edge_faces (@) {
374 o("$edge_lw setlinewidth 1 setlinejoin 0 setgray\n");
375 foreach my $rr (@_) {
376 next if $rr->{Name} =~ m/^L2?$/;
383 my ($adj) = grep { $_->{Name} eq 'NZ' } @{ $region{'ZZ'}{Adj} };
385 my (@pos) = adj_ends($adj);
386 my $mid = 0.5 * ($pos[0] + $pos[1]);
387 my $r = 0.5 * ($pos[1] - $pos[0])->norm();
388 o(sprintf <<'END', facepscolour('sea'), psvec($mid), $r);
390 %s %s %s 0 360 arc closepath fill
392 some_edge_faces(()); # just sets the colour
393 o(sprintf <<END, map { psvec($_) } @pos);
394 newpath %s moveto %s lineto
395 [ $dash $dash ] $dash 0.5 mul setdash
399 one_hs('purple', $mid);
403 some_edge_faces($region{'NZ'});
405 some_edge_faces(grep {
406 $_->{Name} !~ m{^(?:L2?|NZ|ZZ)$}
410 our $hs_sz = 17 * MM2PT;
415 sub token_circle ($$$$;$$) {
416 my ($what, $pos, $fillcolour, $edgecolour, $sz,$lw) = @_;
419 o(sprintf <<END, $what, $fillcolour, psvec($pos), $sz/2, $edgecolour);
422 %s %f 0 360 arc closepath gsave fill grestore
423 %s $lw setlinewidth stroke
428 my ($colour, $hspos, $sz, $lw) = @_;
429 token_circle("HS - $colour",
431 darkerpscolour($colour, 0.75),
436 our $cube_sz = 6 * MM2PT;
437 our $cube_gap = $cube_sz * 0.2;
438 our $cube_lw = ($cube_sz * 0.1);
442 my $shadow = $sz * 0.1;
450 1 setgray 0 0 words pop pop
453 o(" /Helvetica-Bold findfont $sz scalefont setfont\n");
454 my %hs = map { $_ => 1 } @{ $c{HS} };
455 foreach my $rr (values %region) {
456 next if $rr->{Name} =~ m/^L\d?$/;
457 my $words = $rr->{DisplayName};
459 if ($rr->{Name} eq 'NZ') {
460 $pos = mkvec(90, 1280);
462 $pos = $rr->{Centre} + mkvec( 0, 0.5 * $sz * @$words );
464 if ($hs{$rr->{Name}}) {
465 print STDERR "adjust hs $rr->{Name}\n";
466 $pos -= mkvec(0, -$hs_sz*
467 ( $rr->{Colour} eq 'green' ? 0.25 : 0.65 ));
468 my $hspos = $pos - mkvec(0, $sz * @$words + $hs_sz/2 + $hs_lw
470 one_hs($rr->{Colour}, $hspos);
472 my $adjust = $c{TextAdjust}{$rr->{Name}};
474 $pos += $sz * &mkvec(@$adjust);
476 my $w = $rr->{Water};
477 $w = 2 if $rr->{Special} || $rr->{Name} eq 'ZZ';
479 print STDERR " water $w in $rr->{Name}\n";
480 my $down = water_cubes_sz(2) - water_cubes_sz(1) + $cube_gap;
481 $pos -= mkvec(0, -0.5 * $down);
482 my $cube_y = -($sz * @$words);
483 if ($rr->{Name} eq 'Wieringermeer') {
484 $pos -= mkvec(0,+$sz);
489 o(" ", psvec($pos), " translate\n");
490 o(" 0 ", $cube_y, " translate\n");
491 o(" ", -0.5 * water_cubes_sz($w)," ", -$down, " translate\n");
496 foreach my $word (@$words) {
497 $pos += mkvec(0,-$sz);
498 o(" ", psvec($pos), " moveto");
501 ($word) dup stringwidth pop % word xw
502 -0.5 mul 0 rmoveto % word
514 sub water_cubes_sz($){
516 ($cube_sz + $cube_lw) * $n + ($cube_gap * ($n-1));
522 for my $i (0..$n-1) {
523 o(" newpath ", $i * ($cube_sz + $cube_lw + $cube_gap)," 0 moveto\n");
524 o(" $s 0 rlineto\n");
525 o(" 0 $s rlineto\n");
526 o(" -$s 0 rlineto closepath\n");
527 o(" gsave ", pscolour($c{Colours}{cube}), " fill grestore\n");
528 o(" gsave ", '0 setgray ', $cube_lw,
529 " setlinewidth stroke grestore \n");
533 my $deck_h = 89 * MM2PT;
537 o(" /deck1path {\n");
541 o(" ",($w/2)," 0 moveto\n");
546 foreach my $i (0..3) {
547 o(" @{ $p[$i] } @{ $p[($i + 1) % 4] } $r arct\n");
551 o(" /deckpairpathx {\n"); # x because it leaves matrix changed
552 o(" newpath deck1path\n");
553 o(" 200 0 translate deck1path\n");
555 o(" $lw setlinewidth 1 setgray\n");
556 o(" gsave 407 50 translate deckpairpathx stroke grestore");
557 o(" $lw setlinewidth ",pscolour($c{Colours}{dykefail}),"\n");
558 o(" gsave 225 1375 translate 90 rotate deckpairpathx stroke grestore");
562 o("% sea level track\n");
563 o(" gsave 0 660 translate\n");
564 my $track = $c{SeaTrack};
565 my $token_sz = $hs_sz;
566 my $dy = $token_sz * 1.25;
567 my $dx = $token_sz * 1.25;
568 my $linecolour = darkerpscolour('cube', 0.25);
570 for my $i (0..$#$track) {
571 $pos[$i] = mkvec(0, ($i - 0.5 * @$track) * $dy);
573 my $prepline = "$linecolour $hs_lw setlinewidth newpath";
575 o(" ",psvec($pos[0])," moveto ",psvec($pos[-1])," lineto stroke\n");
577 token_circle("SL", $pos,
578 pscolour($c{Colours}{cube}),
581 for my $i (0..$#pos-1) {
582 my $differs = $track->[$i] != $track->[$i+1];
585 psvec($pos[$i] + mkvec(-0.0 * $token_sz, $dy/2))," translate\n");
588 $track->[$i] == $track->[$i-1] &&
590 $track->[$i] != $track->[$i-2])) {
592 my $shrink = ($hs_sz * 0.75 / $deck_h);
593 o(" gsave % T M $i\n");
594 o(" ",0.6 * $dx, " ", -0.28 * $dy," translate\n");
596 o(" $shrink dup scale -90 rotate\n");
597 o(" newpath ", ($hs_lw / $shrink)," setlinewidth\n");
598 o(" deck1path stroke\n");
600 o(" /Helvetica-Bold findfont $t_sz scalefont setfont\n");
601 o(" 12 -22 moveto ($track->[$i]) show");
604 if ($differs || $track->[$i]==2 && $track->[$i+2]!=2) {
607 " ",psvec(mkvec( $dx + $cube_sz, 0 )),
608 " rlineto stroke\n");
610 o(" ",($token_sz * 0.6 + $cube_gap)," ",($cube_gap + $hs_lw),
613 my $new_n = $track->[$i+1] - 2;
614 o(" ", 0.5 * (water_cubes_sz(2) - water_cubes_sz($new_n)),
615 " ", (water_cubes_sz(2)-water_cubes_sz(1)), " translate\n");
623 our $dyke_l = 25 * MM2PT;;
628 my $lw = $edge_lw * 0.50;
632 o(" -$l2 -$w2 moveto\n");
633 o(" $l2 -$w2 lineto\n");
634 o(" $l2 $w2 lineto\n");
635 o(" -$l2 $w2 lineto closepath\n");
638 o(" newpath dykepath\n");
639 o(" gsave 0.50 setgray fill grestore\n");
640 o(" gsave 0.00 setgray $lw setlinewidth stroke grestore\n");
642 my $symbol_sz = $w * 1.50;
643 my $t_sz = $symbol_sz * 1.0;
646 print STDERR "ANG $ang\n";
647 map { $t_sz * 0.5 * $_ } cos($ang), sin($ang);
649 my @t0 = $t_at->((TAU) * 0.25 );
650 my @t1 = $t_at->((TAU) * (0.25 + 1./3) );
651 my @t2 = $t_at->((TAU) * (0.25 + 2./3) );
652 o(" /dtriangle {\n");
653 o(" newpath @t0 moveto\n");
655 o(" @t2 lineto closepath\n");
656 o(" gsave ",pscolour($c{Colours}{dykeinit})," fill grestore\n");
657 o(" gsave 0 setgray $lw setlinewidth stroke grestore\n");
659 foreach my $rr (values %region) {
660 next if $rr->{Special};
661 next if $rr->{Name} eq 'ZZ';
662 next if $rr->{Colour} eq 'high';
663 foreach my $adj (@{ $rr->{Adj} }) {
664 my $neigh = $adj->{Name};
665 o(" % dyke $rr->{Name} --- $neigh\n");
666 next if $neigh lt $rr->{Name} && !$region{$neigh}{Special};
667 next if $region{$neigh}{Colour} eq 'high';
668 my @ends = adj_ends($adj);
669 my $dirn = $ends[1] - $ends[0];
670 my $angle = vec2atan($dirn);
671 $angle = $angle * 360 / TAU;
673 o(" ", psvec( 0.5 * ($ends[0] + $ends[1]) )," translate\n");
674 o(" $angle rotate\n");
675 my $initial = $adj->{Dykes};
677 ? [ map { $_ - 0.5 * ($initial-1) } 0..$initial-1 ]
679 foreach my $y (@$ys) {
680 o(" gsave 0 ", $y * $w, " translate dyke ");
683 my $nsymbols = !!$initial + !!$adj->{Deltawerk};
684 o(" ", -0.5 * $symbol_sz * ($nsymbols-1)," 0 translate\n");
685 if ($adj->{Deltawerk}) {
686 one_hs('red', mkvec(0,0), $symbol_sz * 0.8, $lw);
687 o(" $symbol_sz 0 translate % DW\n");
689 o(" $angle neg rotate dtriangle ") if $initial;
696 sub hs_initial_1 ($$$;$$$) {
697 my ($colour, $xi,$yi, $text, $text2, $fn) = @_;
698 my $interval = $hs_sz * 1.50;
699 my $demo_h = $hs_sz; #water_cubes_sz(3);
700 my $demo_x0 = $hs_sz * 0.75 + $dyke_l * 0.60;
701 my $demo_w = $demo_x0 + $dyke_l * 0.60;
702 o(" % HS I $colour\n");
704 o(" 550 1710 translate\n");
705 o(" ", ($xi*$interval), " ", (($yi-1)*$interval), " translate\n");
708 o(" $demo_h setlinewidth 0 0 moveto $demo_w 0 rlineto\n");
709 o(" ", facepscolour($colour), " stroke grestore\n");
711 one_hs($colour, mkvec(0,0));
714 o(" 2 copy moveto ($text) show");
715 o(" 2 copy moveto 0 -$text_sz rmoveto ($text2) show");
717 o(" gsave ".($hs_sz * 0.8)." $cube_gap translate wordsshow grestore\n");
718 o(" $demo_x0 ",($hs_sz * -0.25)," translate\n");
725 hs_initial_1('red', 0,0);
726 hs_initial_1('purple', 0,1);
727 hs_initial_1('green', 1,0, 'up to 6', 'fewer', sub {
728 o(" ",(water_cubes_sz(1))," 0 translate\n");
729 o(" 0 ",(-water_cubes_sz(1) * 0.3)," translate\n");
732 hs_initial_1('yellow', 1,1, 'up to 4', '', sub {
733 o(" newpath dykepath\n");
734 o(" gsave 0.50 setgray fill grestore\n");
735 o(" gsave ",pscolour($c{Colours}{dykehsadd})," fill grestore\n");
741 o(" gsave 0 setgray 260 1720 translate");
742 o(" /Helvetica-Bold findfont $sz scalefont setfont");
743 my @t = split /\n/, $c{PlayHint};
744 foreach my $i (0..$#t) {
746 $t =~ s/[\\()]/\\$&/g;
747 o(" 0 ",(-$i * $sz)," moveto ($t) show");
752 #----- main program -----
754 $xopts = shift @ARGV if $ARGV[0] =~ s/^-X//;
756 ($facesf, @ARGV) = @ARGV or die;
761 transform_coordinates();
775 print STDERR Dumper(\%region) if $ENV{'GENERATE_BOARD_DUP'};
778 # cperl-indent-level: 2