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/cvs/deliantra/Deliantra/Deliantra.pm
Revision: 1.65
Committed: Wed May 3 19:34:31 2006 UTC (18 years ago) by root
Branch: MAIN
Changes since 1.64: +6 -0 lines
Log Message:
correctly read anim/mina

File Contents

# Content
1 =head1 NAME
2
3 Crossfire - Crossfire maphandling
4
5 =cut
6
7 package Crossfire;
8
9 our $VERSION = '0.1';
10
11 use strict;
12
13 use base 'Exporter';
14
15 use Carp ();
16 use File::Spec;
17 use List::Util qw(min max);
18 use Storable qw(freeze thaw);
19
20 our @EXPORT = qw(
21 read_pak read_arch *ARCH TILESIZE $TILE *FACE editor_archs arch_extents
22 );
23
24 our $LIB = $ENV{CROSSFIRE_LIBDIR};
25
26 our $VARDIR = $ENV{HOME} ? "$ENV{HOME}/.crossfire" : File::Spec->tmpdir . "/crossfire";
27
28 mkdir $VARDIR, 0777;
29
30 sub TILESIZE (){ 32 }
31
32 our %ARCH;
33 our %FACE;
34 our $TILE;
35
36 our %FIELD_MULTILINE = (
37 msg => "endmsg",
38 lore => "endlore",
39 maplore => "endmaplore",
40 );
41
42 # movement bit type, PITA
43 our %FIELD_MOVEMENT = map +($_ => undef),
44 qw(move_type move_block move_allow move_on move_off move_slow);
45
46 # same as in server save routine, to (hopefully) be compatible
47 # to the other editors.
48 our @FIELD_ORDER_MAP = (qw(
49 name swap_time reset_timeout fixed_resettime difficulty region
50 shopitems shopgreed shopmin shopmax shoprace
51 darkness width height enter_x enter_y msg maplore
52 unique template
53 outdoor temp pressure humid windspeed winddir sky nosmooth
54 tile_path_1 tile_path_2 tile_path_3 tile_path_4
55 ));
56
57 our @FIELD_ORDER = (qw(
58 elevation
59
60 name name_pl custom_name title race
61 slaying skill msg lore other_arch face
62 #todo-events
63 animation is_animated
64 str dex con wis pow cha int
65 hp maxhp sp maxsp grace maxgrace
66 exp perm_exp expmul
67 food dam luck wc ac x y speed speed_left move_state attack_movement
68 nrof level direction type subtype attacktype
69
70 resist_physical resist_magic resist_fire resist_electricity
71 resist_cold resist_confusion resist_acid resist_drain
72 resist_weaponmagic resist_ghosthit resist_poison resist_slow
73 resist_paralyze resist_turn_undead resist_fear resist_cancellation
74 resist_deplete resist_death resist_chaos resist_counterspell
75 resist_godpower resist_holyword resist_blind resist_internal
76 resist_life_stealing resist_disease
77
78 path_attuned path_repelled path_denied material materialname
79 value carrying weight invisible state magic
80 last_heal last_sp last_grace last_eat
81 connected glow_radius randomitems npx_status npc_program
82 run_away pick_up container will_apply smoothlevel
83 current_weapon_script weapontype tooltype elevation client_type
84 item_power duration range
85 range_modifier duration_modifier dam_modifier gen_sp_armour
86 move_type move_block move_allow move_on move_off move_on move_slow move_slow_penalty
87
88 alive wiz was_wiz applied unpaid can_use_shield no_pick is_animated monster
89 friendly generator is_thrown auto_apply treasure player sold see_invisible
90 can_roll overlay_floor is_turnable is_used_up identified reflecting changing
91 splitting hitback startequip blocksview undead scared unaggressive
92 reflect_missile reflect_spell no_magic no_fix_player is_lightable tear_down
93 run_away pick_up unique no_drop can_cast_spell can_use_scroll can_use_range
94 can_use_bow can_use_armour can_use_weapon can_use_ring has_ready_range
95 has_ready_bow xrays is_floor lifesave no_strength sleep stand_still
96 random_move only_attack confused stealth cursed damned see_anywhere
97 known_magical known_cursed can_use_skill been_applied has_ready_scroll
98 can_use_rod can_use_horn make_invisible inv_locked is_wooded is_hilly
99 has_ready_skill has_ready_weapon no_skill_ident is_blind can_see_in_dark
100 is_cauldron is_dust no_steal one_hit berserk neutral no_attack no_damage
101 activate_on_push activate_on_release is_water use_content_on_gen is_buildable
102
103 body_range body_arm body_torso body_head body_neck body_skill
104 body_finger body_shoulder body_foot body_hand body_wrist body_waist
105 ));
106
107 our %EVENT_TYPE = (
108 apply => 1,
109 attack => 2,
110 death => 3,
111 drop => 4,
112 pickup => 5,
113 say => 6,
114 stop => 7,
115 time => 8,
116 throw => 9,
117 trigger => 10,
118 close => 11,
119 timer => 12,
120 );
121
122 sub MOVE_WALK (){ 0x01 }
123 sub MOVE_FLY_LOW (){ 0x02 }
124 sub MOVE_FLY_HIGH (){ 0x04 }
125 sub MOVE_FLYING (){ 0x06 }
126 sub MOVE_SWIM (){ 0x08 }
127 sub MOVE_BOAT (){ 0x10 }
128 sub MOVE_KNOWN (){ 0x1f } # all of above
129 sub MOVE_ALLBIT (){ 0x10000 }
130 sub MOVE_ALL (){ 0x1001f } # very special value, more PITA
131
132 sub load_ref($) {
133 my ($path) = @_;
134
135 open my $fh, "<:raw:perlio", $path
136 or die "$path: $!";
137 local $/;
138
139 thaw <$fh>
140 }
141
142 sub save_ref($$) {
143 my ($ref, $path) = @_;
144
145 open my $fh, ">:raw:perlio", "$path~"
146 or die "$path~: $!";
147 print $fh freeze $ref;
148 close $fh;
149 rename "$path~", $path
150 or die "$path: $!";
151 }
152
153 # object as in "Object xxx", i.e. archetypes
154 sub normalize_object($) {
155 my ($ob) = @_;
156
157 # nuke outdated or never supported fields
158 delete $ob->{$_} for qw(
159 can_knockback can_parry can_impale can_cut can_dam_armour
160 can_apply pass_thru can_pass_thru
161 );
162
163 # convert movement strings to bitsets
164 for my $attr (keys %FIELD_MOVEMENT) {
165 next unless exists $ob->{$attr};
166
167 $ob->{$attr} = MOVE_ALL if $ob->{$attr} == 255; #d# compatibility
168
169 next if $ob->{$attr} =~ /^\d+$/;
170
171 my $flags = 0;
172
173 # assume list
174 for my $flag (map lc, split /\s+/, $ob->{$attr}) {
175 $flags |= MOVE_WALK if $flag eq "walk";
176 $flags |= MOVE_FLY_LOW if $flag eq "fly_low";
177 $flags |= MOVE_FLY_HIGH if $flag eq "fly_high";
178 $flags |= MOVE_FLYING if $flag eq "flying";
179 $flags |= MOVE_SWIM if $flag eq "swim";
180 $flags |= MOVE_BOAT if $flag eq "boat";
181 $flags |= MOVE_ALL if $flag eq "all";
182
183 $flags &= ~MOVE_WALK if $flag eq "-walk";
184 $flags &= ~MOVE_FLY_LOW if $flag eq "-fly_low";
185 $flags &= ~MOVE_FLY_HIGH if $flag eq "-fly_high";
186 $flags &= ~MOVE_FLYING if $flag eq "-flying";
187 $flags &= ~MOVE_SWIM if $flag eq "-swim";
188 $flags &= ~MOVE_BOAT if $flag eq "-boat";
189 $flags &= ~MOVE_ALL if $flag eq "-all";
190 }
191
192 $ob->{$attr} = $flags;
193 }
194
195 # convert outdated movement flags to new movement sets
196 if (defined (my $v = delete $ob->{no_pass})) {
197 $ob->{move_block} = $v ? MOVE_ALL : 0;
198 }
199 if (defined (my $v = delete $ob->{slow_move})) {
200 $ob->{move_slow} |= MOVE_WALK;
201 $ob->{move_slow_penalty} = $v;
202 }
203 if (defined (my $v = delete $ob->{walk_on})) {
204 $ob->{move_on} = $v ? $ob->{move_on} | MOVE_WALK
205 : $ob->{move_on} & ~MOVE_WALK;
206 }
207 if (defined (my $v = delete $ob->{walk_off})) {
208 $ob->{move_off} = $v ? $ob->{move_off} | MOVE_WALK
209 : $ob->{move_off} & ~MOVE_WALK;
210 }
211 if (defined (my $v = delete $ob->{fly_on})) {
212 $ob->{move_on} = $v ? $ob->{move_on} | MOVE_FLY_LOW
213 : $ob->{move_on} & ~MOVE_FLY_LOW;
214 }
215 if (defined (my $v = delete $ob->{fly_off})) {
216 $ob->{move_off} = $v ? $ob->{move_off} | MOVE_FLY_LOW
217 : $ob->{move_off} & ~MOVE_FLY_LOW;
218 }
219 if (defined (my $v = delete $ob->{flying})) {
220 $ob->{move_type} = $v ? $ob->{move_type} | MOVE_FLY_LOW
221 : $ob->{move_type} & ~MOVE_FLY_LOW;
222 }
223
224 # convert idiotic event_xxx things into objects
225 while (my ($event, $subtype) = each %EVENT_TYPE) {
226 if (exists $ob->{"event_${event}_plugin"}) {
227 push @{$ob->{inventory}}, {
228 _name => "event_$event",
229 title => delete $ob->{"event_${event}_plugin"},
230 slaying => delete $ob->{"event_${event}"},
231 name => delete $ob->{"event_${event}_options"},
232 };
233 }
234 }
235
236 $ob
237 }
238
239 # arch as in "arch xxx", ie.. objects
240 sub normalize_arch($) {
241 my ($ob) = @_;
242
243 normalize_object $ob;
244
245 my $arch = $ARCH{$ob->{_name}}
246 or (warn "$ob->{_name}: no such archetype", return $ob);
247
248 if ($arch->{type} == 22) { # map
249 my %normalize = (
250 "enter_x" => "hp",
251 "enter_y" => "sp",
252 "width" => "x",
253 "height" => "y",
254 "reset_timeout" => "weight",
255 "swap_time" => "value",
256 "difficulty" => "level",
257 "darkness" => "invisible",
258 "fixed_resettime" => "stand_still",
259 );
260
261 while (my ($k2, $k1) = each %normalize) {
262 if (defined (my $v = delete $ob->{$k1})) {
263 $ob->{$k2} = $v;
264 }
265 }
266 } else {
267 # if value matches archetype default, delete
268 while (my ($k, $v) = each %$ob) {
269 if (exists $arch->{$k} and $arch->{$k} eq $v) {
270 next if $k eq "_name";
271 delete $ob->{$k};
272 }
273 }
274 }
275
276 # a speciality for the editor
277 if (exists $ob->{attack_movement}) {
278 my $am = delete $ob->{attack_movement};
279 $ob->{attack_movement_bits_0_3} = $am & 15;
280 $ob->{attack_movement_bits_4_7} = $am & 240;
281 }
282
283 $ob
284 }
285
286 sub read_pak($) {
287 my ($path) = @_;
288
289 my %pak;
290
291 open my $fh, "<:raw:perlio", $path
292 or Carp::croak "$_[0]: $!";
293 binmode $fh;
294 while (<$fh>) {
295 my ($type, $id, $len, $path) = split;
296 $path =~ s/.*\///;
297 read $fh, $pak{$path}, $len;
298 }
299
300 \%pak
301 }
302
303 sub read_arch($;$) {
304 my ($path, $toplevel) = @_;
305
306 my %arc;
307 my ($more, $prev);
308
309 open my $fh, "<:raw:perlio:utf8", $path
310 or Carp::croak "$path: $!";
311
312 binmode $fh;
313
314 my $parse_block; $parse_block = sub {
315 my %arc = @_;
316
317 while (<$fh>) {
318 s/\s+$//;
319 if (/^end$/i) {
320 last;
321 } elsif (/^arch (\S+)$/i) {
322 push @{ $arc{inventory} }, normalize_arch $parse_block->(_name => $1);
323 } elsif (/^lore$/i) {
324 while (<$fh>) {
325 last if /^endlore\s*$/i;
326 $arc{lore} .= $_;
327 }
328 } elsif (/^msg$/i) {
329 while (<$fh>) {
330 last if /^endmsg\s*$/i;
331 $arc{msg} .= $_;
332 }
333 } elsif (/^anim$/i) {
334 while (<$fh>) {
335 last if /^mina\s*$/i;
336 chomp;
337 push @{ $arc{anim} }, $_;
338 }
339 } elsif (/^(\S+)\s*(.*)$/) {
340 $arc{lc $1} = $2;
341 } elsif (/^\s*($|#)/) {
342 #
343 } else {
344 warn "$path: unparsable line '$_' in arch $arc{_name}";
345 }
346 }
347
348 \%arc
349 };
350
351 while (<$fh>) {
352 s/\s+$//;
353 if (/^more$/i) {
354 $more = $prev;
355 } elsif (/^object (\S+)$/i) {
356 my $name = $1;
357 my $arc = normalize_object $parse_block->(_name => $name);
358
359 if ($more) {
360 $more->{more} = $arc;
361 } else {
362 $arc{$name} = $arc;
363 }
364 $prev = $arc;
365 $more = undef;
366 } elsif (/^arch (\S+)$/i) {
367 my $name = $1;
368 my $arc = normalize_arch $parse_block->(_name => $name);
369
370 if ($more) {
371 $more->{more} = $arc;
372 } else {
373 push @{ $arc{arch} }, $arc;
374 }
375 $prev = $arc;
376 $more = undef;
377 } elsif ($toplevel && /^(\S+)\s+(.*)$/) {
378 if ($1 eq "lev_array") {
379 while (<$fh>) {
380 last if /^endplst\s*$/;
381 push @{$toplevel->{lev_array}}, $_+0;
382 }
383 } else {
384 $toplevel->{$1} = $2;
385 }
386 } elsif (/^\s*($|#)/) {
387 #
388 } else {
389 die "$path: unparseable top-level line '$_'";
390 }
391 }
392
393 undef $parse_block; # work around bug in perl not freeing $fh etc.
394
395 \%arc
396 }
397
398 # put all archs into a hash with editor_face as it's key
399 # NOTE: the arrays in the hash values are references to
400 # the archs from $ARCH
401 sub editor_archs {
402 my %paths;
403
404 for (keys %ARCH) {
405 my $arch = $ARCH{$_};
406 push @{$paths{$arch->{editor_folder}}}, $arch;
407 }
408
409 \%paths
410 }
411
412 =item ($minx, $miny, $maxx, $maxy) = arch_extents $arch
413
414 arch_extents determines the extents of the given arch's face(s), linked
415 faces and single faces are handled here it returns (minx, miny, maxx,
416 maxy)
417
418 =cut
419
420 sub arch_extents {
421 my ($a) = @_;
422
423 my $o = $ARCH{$a->{_name}}
424 or return;
425
426 my $face = $FACE{$a->{face} || $o->{face} || "blank.111"}
427 or (warn "no face data found for arch '$a->{_name}'"), return;
428
429 if ($face->{w} > 1 || $face->{h} > 1) {
430 # bigface
431 return (0, 0, $face->{w} - 1, $face->{h} - 1);
432
433 } elsif ($o->{more}) {
434 # linked face
435 my ($minx, $miny, $maxx, $maxy) = ($o->{x}, $o->{y}) x 2;
436
437 for (; $o; $o = $o->{more}) {
438 $minx = min $minx, $o->{x};
439 $miny = min $miny, $o->{y};
440 $maxx = max $maxx, $o->{x};
441 $maxy = max $maxy, $o->{y};
442 }
443
444 return ($minx, $miny, $maxx, $maxy);
445
446 } else {
447 # single face
448 return (0, 0, 0, 0);
449 }
450 }
451
452 =item $type = arch_attr $arch
453
454 Returns a hashref describing the object and its attributes. It can contain
455 the following keys:
456
457 name the name, suitable for display purposes
458 ignore
459 attr
460 desc
461 use
462 section => [name => \%attr, name => \%attr]
463 import
464
465 =cut
466
467 sub arch_attr($) {
468 my ($obj) = @_;
469
470 require Crossfire::Data;
471
472 my $root;
473 my $attr = { };
474
475 my $arch = $ARCH{ $obj->{_name} };
476 my $type = $obj->{type} || $arch->{type};
477
478 if ($type > 0) {
479 $root = $Crossfire::Data::ATTR{$type};
480 } else {
481 my %a = (%$arch, %$obj);
482
483 if ($a{is_floor} && !$a{alive}) {
484 $root = $Crossfire::Data::TYPE{Floor};
485 } elsif (!$a{is_floor} && $a{alive} && !$a{tear_down}) {
486 $root = $Crossfire::Data::TYPE{"Monster & NPC"};
487 } elsif (!$a{is_floor} && !$a{alive} && $a{move_block}) {
488 $root = $Crossfire::Data::TYPE{Wall};
489 } elsif (!$a{is_floor} && $a{alive} && $a{tear_down}) {
490 $root = $Crossfire::Data::TYPE{"Weak Wall"};
491 } else {
492 $root = $Crossfire::Data::TYPE{Misc};
493 }
494 }
495
496 my @import = ($root);
497
498 unshift @import, \%Crossfire::Data::DEFAULT_ATTR
499 unless $type == 116;
500
501 my (%ignore);
502 my (@section_order, %section, @attr_order);
503
504 while (my $type = shift @import) {
505 push @import, @{$type->{import} || []};
506
507 $attr->{$_} ||= $type->{$_}
508 for qw(name desc use);
509
510 for (@{$type->{ignore} || []}) {
511 $ignore{$_}++ for ref $_ ? @$_ : $_;
512 }
513
514 for ([general => ($type->{attr} || [])], @{$type->{section} || []}) {
515 my ($name, $attr) = @$_;
516 push @section_order, $name;
517 for (@$attr) {
518 my ($k, $v) = @$_;
519 push @attr_order, $k;
520 $section{$name}{$k} ||= $v;
521 }
522 }
523 }
524
525 $attr->{section} = [
526 map !exists $section{$_} ? () : do {
527 my $attr = delete $section{$_};
528
529 [
530 $_,
531 map exists $attr->{$_} && !$ignore{$_}
532 ? [$_ => delete $attr->{$_}] : (),
533 @attr_order
534 ]
535 },
536
537 exists $section{$_} ? [$_ => delete $section{$_}] : (),
538 @section_order
539 ];
540
541 $attr
542 }
543
544 sub arch_edit_sections {
545 # if (edit_type == IGUIConstants.TILE_EDIT_NONE)
546 # edit_type = 0;
547 # else if (edit_type != 0) {
548 # // all flags from 'check_type' must be unset in this arch because they get recalculated now
549 # edit_type &= ~check_type;
550 # }
551 #
552 # }
553 # if ((check_type & IGUIConstants.TILE_EDIT_MONSTER) != 0 &&
554 # getAttributeValue("alive", defarch) == 1 &&
555 # (getAttributeValue("monster", defarch) == 1 ||
556 # getAttributeValue("generator", defarch) == 1)) {
557 # // Monster: monsters/npcs/generators
558 # edit_type |= IGUIConstants.TILE_EDIT_MONSTER;
559 # }
560 # if ((check_type & IGUIConstants.TILE_EDIT_WALL) != 0 &&
561 # arch_type == 0 && getAttributeValue("no_pass", defarch) == 1) {
562 # // Walls
563 # edit_type |= IGUIConstants.TILE_EDIT_WALL;
564 # }
565 # if ((check_type & IGUIConstants.TILE_EDIT_CONNECTED) != 0 &&
566 # getAttributeValue("connected", defarch) != 0) {
567 # // Connected Objects
568 # edit_type |= IGUIConstants.TILE_EDIT_CONNECTED;
569 # }
570 # if ((check_type & IGUIConstants.TILE_EDIT_EXIT) != 0 &&
571 # arch_type == 66 || arch_type == 41 || arch_type == 95) {
572 # // Exit: teleporter/exit/trapdoors
573 # edit_type |= IGUIConstants.TILE_EDIT_EXIT;
574 # }
575 # if ((check_type & IGUIConstants.TILE_EDIT_TREASURE) != 0 &&
576 # getAttributeValue("no_pick", defarch) == 0 && (arch_type == 4 ||
577 # arch_type == 5 || arch_type == 36 || arch_type == 60 ||
578 # arch_type == 85 || arch_type == 111 || arch_type == 123 ||
579 # arch_type == 124 || arch_type == 130)) {
580 # // Treasure: randomtreasure/money/gems/potions/spellbooks/scrolls
581 # edit_type |= IGUIConstants.TILE_EDIT_TREASURE;
582 # }
583 # if ((check_type & IGUIConstants.TILE_EDIT_DOOR) != 0 &&
584 # arch_type == 20 || arch_type == 23 || arch_type == 26 ||
585 # arch_type == 91 || arch_type == 21 || arch_type == 24) {
586 # // Door: door/special door/gates + keys
587 # edit_type |= IGUIConstants.TILE_EDIT_DOOR;
588 # }
589 # if ((check_type & IGUIConstants.TILE_EDIT_EQUIP) != 0 &&
590 # getAttributeValue("no_pick", defarch) == 0 && ((arch_type >= 13 &&
591 # arch_type <= 16) || arch_type == 33 || arch_type == 34 ||
592 # arch_type == 35 || arch_type == 39 || arch_type == 70 ||
593 # arch_type == 87 || arch_type == 99 || arch_type == 100 ||
594 # arch_type == 104 || arch_type == 109 || arch_type == 113 ||
595 # arch_type == 122 || arch_type == 3)) {
596 # // Equipment: weapons/armour/wands/rods
597 # edit_type |= IGUIConstants.TILE_EDIT_EQUIP;
598 # }
599 #
600 # return(edit_type);
601 #
602 #
603 }
604
605 sub cache_file($$&&) {
606 my ($src, $cache, $load, $create) = @_;
607
608 my ($size, $mtime) = (stat $src)[7,9]
609 or Carp::croak "$src: $!";
610
611 if (-e $cache) {
612 my $ref = eval { load_ref $cache };
613
614 if ($ref->{version} == 1
615 && $ref->{size} == $size
616 && $ref->{mtime} == $mtime
617 && eval { $load->($ref->{data}); 1 }) {
618 return;
619 }
620 }
621
622 my $ref = {
623 version => 1,
624 size => $size,
625 mtime => $mtime,
626 data => $create->(),
627 };
628
629 $load->($ref->{data});
630
631 save_ref $ref, $cache;
632 }
633
634 =item set_libdir $path
635
636 Sets the library directory to the given path
637 (default: $ENV{CROSSFIRE_LIBDIR}).
638
639 You have to (re-)load the archetypes and tilecache manually after steting
640 the library path.
641
642 =cut
643
644 sub set_libdir($) {
645 $LIB = $_[0];
646 }
647
648 =item load_archetypes
649
650 (Re-)Load archetypes into %ARCH.
651
652 =cut
653
654 sub load_archetypes() {
655 cache_file "$LIB/archetypes", "$VARDIR/archetypes.pst", sub {
656 *ARCH = $_[0];
657 }, sub {
658 read_arch "$LIB/archetypes"
659 };
660 }
661
662 =item load_tilecache
663
664 (Re-)Load %TILE and %FACE.
665
666 =cut
667
668 sub load_tilecache() {
669 require Gtk2;
670
671 cache_file "$LIB/crossfire.0", "$VARDIR/tilecache.pst", sub {
672 $TILE = new_from_file Gtk2::Gdk::Pixbuf "$VARDIR/tilecache.png"
673 or die "$VARDIR/tilecache.png: $!";
674 *FACE = $_[0];
675 }, sub {
676 my $tile = read_pak "$LIB/crossfire.0";
677
678 my %cache;
679
680 my $idx = 0;
681
682 for my $name (sort keys %$tile) {
683 my $pb = new Gtk2::Gdk::PixbufLoader;
684 $pb->write ($tile->{$name});
685 $pb->close;
686 my $pb = $pb->get_pixbuf;
687
688 my $tile = $cache{$name} = {
689 pb => $pb,
690 idx => $idx,
691 w => int $pb->get_width / TILESIZE,
692 h => int $pb->get_height / TILESIZE,
693 };
694
695
696 $idx += $tile->{w} * $tile->{h};
697 }
698
699 my $pb = new Gtk2::Gdk::Pixbuf "rgb", 1, 8, 64 * TILESIZE, TILESIZE * int +($idx + 63) / 64;
700
701 while (my ($name, $tile) = each %cache) {
702 my $tpb = delete $tile->{pb};
703 my $ofs = $tile->{idx};
704
705 for my $x (0 .. $tile->{w} - 1) {
706 for my $y (0 .. $tile->{h} - 1) {
707 my $idx = $ofs + $x + $y * $tile->{w};
708 $tpb->copy_area ($x * TILESIZE, $y * TILESIZE, TILESIZE, TILESIZE,
709 $pb, ($idx % 64) * TILESIZE, TILESIZE * int $idx / 64);
710 }
711 }
712 }
713
714 $pb->save ("$VARDIR/tilecache.png", "png", compression => 1);
715
716 \%cache
717 };
718 }
719
720 =head1 AUTHOR
721
722 Marc Lehmann <schmorp@schmorp.de>
723 http://home.schmorp.de/
724
725 Robin Redeker <elmex@ta-sa.org>
726 http://www.ta-sa.org/
727
728 =cut
729
730 1