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/cvs/deliantra/Deliantra/Deliantra.pm
Revision: 1.70
Committed: Sun Aug 27 16:33:19 2006 UTC (17 years, 8 months ago) by root
Branch: MAIN
Changes since 1.69: +35 -5 lines
Log Message:
*** empty log message ***

File Contents

# Content
1 =head1 NAME
2
3 Crossfire - Crossfire maphandling
4
5 =cut
6
7 package Crossfire;
8
9 our $VERSION = '0.9';
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 $TILE *FACE editor_archs arch_extents
22 );
23
24 use JSON::Syck (); #TODO#d# replace by JSON::PC when it becomes available == working
25
26 sub from_json($) {
27 $JSON::Syck::ImplicitUnicode = 1;
28 JSON::Syck::Load $_[0]
29 }
30
31 sub to_json($) {
32 $JSON::Syck::ImplicitUnicode = 0;
33 JSON::Syck::Dump $_[0]
34 }
35
36 our $LIB = $ENV{CROSSFIRE_LIBDIR};
37
38 our $VARDIR = $ENV{HOME} ? "$ENV{HOME}/.crossfire" : File::Spec->tmpdir . "/crossfire";
39
40 mkdir $VARDIR, 0777;
41
42 sub TILESIZE (){ 32 }
43
44 our %ARCH;
45 our %FACE;
46 our $TILE;
47
48 our %FIELD_MULTILINE = (
49 msg => "endmsg",
50 lore => "endlore",
51 maplore => "endmaplore",
52 );
53
54 # movement bit type, PITA
55 our %FIELD_MOVEMENT = map +($_ => undef),
56 qw(move_type move_block move_allow move_on move_off move_slow);
57
58 # same as in server save routine, to (hopefully) be compatible
59 # to the other editors.
60 our @FIELD_ORDER_MAP = (qw(
61 name attach swap_time reset_timeout fixed_resettime difficulty region
62 shopitems shopgreed shopmin shopmax shoprace
63 darkness width height enter_x enter_y msg maplore
64 unique template
65 outdoor temp pressure humid windspeed winddir sky nosmooth
66 tile_path_1 tile_path_2 tile_path_3 tile_path_4
67 ));
68
69 our @FIELD_ORDER = (qw(
70 elevation
71
72 name name_pl custom_name attach title race
73 slaying skill msg lore other_arch face
74 #todo-events
75 animation is_animated
76 str dex con wis pow cha int
77 hp maxhp sp maxsp grace maxgrace
78 exp perm_exp expmul
79 food dam luck wc ac x y speed speed_left move_state attack_movement
80 nrof level direction type subtype attacktype
81
82 resist_physical resist_magic resist_fire resist_electricity
83 resist_cold resist_confusion resist_acid resist_drain
84 resist_weaponmagic resist_ghosthit resist_poison resist_slow
85 resist_paralyze resist_turn_undead resist_fear resist_cancellation
86 resist_deplete resist_death resist_chaos resist_counterspell
87 resist_godpower resist_holyword resist_blind resist_internal
88 resist_life_stealing resist_disease
89
90 path_attuned path_repelled path_denied material materialname
91 value carrying weight invisible state magic
92 last_heal last_sp last_grace last_eat
93 connected glow_radius randomitems npx_status npc_program
94 run_away pick_up container will_apply smoothlevel
95 current_weapon_script weapontype tooltype elevation client_type
96 item_power duration range
97 range_modifier duration_modifier dam_modifier gen_sp_armour
98 move_type move_block move_allow move_on move_off move_on move_slow move_slow_penalty
99
100 alive wiz was_wiz applied unpaid can_use_shield no_pick is_animated monster
101 friendly generator is_thrown auto_apply treasure player sold see_invisible
102 can_roll overlay_floor is_turnable is_used_up identified reflecting changing
103 splitting hitback startequip blocksview undead scared unaggressive
104 reflect_missile reflect_spell no_magic no_fix_player is_lightable tear_down
105 run_away pick_up unique no_drop can_cast_spell can_use_scroll can_use_range
106 can_use_bow can_use_armour can_use_weapon can_use_ring has_ready_range
107 has_ready_bow xrays is_floor lifesave no_strength sleep stand_still
108 random_move only_attack confused stealth cursed damned see_anywhere
109 known_magical known_cursed can_use_skill been_applied has_ready_scroll
110 can_use_rod can_use_horn make_invisible inv_locked is_wooded is_hilly
111 has_ready_skill has_ready_weapon no_skill_ident is_blind can_see_in_dark
112 is_cauldron is_dust no_steal one_hit berserk neutral no_attack no_damage
113 activate_on_push activate_on_release is_water use_content_on_gen is_buildable
114
115 body_range body_arm body_torso body_head body_neck body_skill
116 body_finger body_shoulder body_foot body_hand body_wrist body_waist
117 ));
118
119 our %EVENT_TYPE = (
120 apply => 1,
121 attack => 2,
122 death => 3,
123 drop => 4,
124 pickup => 5,
125 say => 6,
126 stop => 7,
127 time => 8,
128 throw => 9,
129 trigger => 10,
130 close => 11,
131 timer => 12,
132 );
133
134 sub MOVE_WALK (){ 0x01 }
135 sub MOVE_FLY_LOW (){ 0x02 }
136 sub MOVE_FLY_HIGH (){ 0x04 }
137 sub MOVE_FLYING (){ 0x06 }
138 sub MOVE_SWIM (){ 0x08 }
139 sub MOVE_BOAT (){ 0x10 }
140 sub MOVE_KNOWN (){ 0x1f } # all of above
141 sub MOVE_ALLBIT (){ 0x10000 }
142 sub MOVE_ALL (){ 0x1001f } # very special value, more PITA
143
144 sub load_ref($) {
145 my ($path) = @_;
146
147 open my $fh, "<:raw:perlio", $path
148 or die "$path: $!";
149 local $/;
150
151 thaw <$fh>
152 }
153
154 sub save_ref($$) {
155 my ($ref, $path) = @_;
156
157 open my $fh, ">:raw:perlio", "$path~"
158 or die "$path~: $!";
159 print $fh freeze $ref;
160 close $fh;
161 rename "$path~", $path
162 or die "$path: $!";
163 }
164
165 # object as in "Object xxx", i.e. archetypes
166 sub normalize_object($) {
167 my ($ob) = @_;
168
169 # nuke outdated or never supported fields
170 delete $ob->{$_} for qw(
171 can_knockback can_parry can_impale can_cut can_dam_armour
172 can_apply pass_thru can_pass_thru
173 );
174
175 # convert movement strings to bitsets
176 for my $attr (keys %FIELD_MOVEMENT) {
177 next unless exists $ob->{$attr};
178
179 $ob->{$attr} = MOVE_ALL if $ob->{$attr} == 255; #d# compatibility
180
181 next if $ob->{$attr} =~ /^\d+$/;
182
183 my $flags = 0;
184
185 # assume list
186 for my $flag (map lc, split /\s+/, $ob->{$attr}) {
187 $flags |= MOVE_WALK if $flag eq "walk";
188 $flags |= MOVE_FLY_LOW if $flag eq "fly_low";
189 $flags |= MOVE_FLY_HIGH if $flag eq "fly_high";
190 $flags |= MOVE_FLYING if $flag eq "flying";
191 $flags |= MOVE_SWIM if $flag eq "swim";
192 $flags |= MOVE_BOAT if $flag eq "boat";
193 $flags |= MOVE_ALL if $flag eq "all";
194
195 $flags &= ~MOVE_WALK if $flag eq "-walk";
196 $flags &= ~MOVE_FLY_LOW if $flag eq "-fly_low";
197 $flags &= ~MOVE_FLY_HIGH if $flag eq "-fly_high";
198 $flags &= ~MOVE_FLYING if $flag eq "-flying";
199 $flags &= ~MOVE_SWIM if $flag eq "-swim";
200 $flags &= ~MOVE_BOAT if $flag eq "-boat";
201 $flags &= ~MOVE_ALL if $flag eq "-all";
202 }
203
204 $ob->{$attr} = $flags;
205 }
206
207 # convert outdated movement flags to new movement sets
208 if (defined (my $v = delete $ob->{no_pass})) {
209 $ob->{move_block} = $v ? MOVE_ALL : 0;
210 }
211 if (defined (my $v = delete $ob->{slow_move})) {
212 $ob->{move_slow} |= MOVE_WALK;
213 $ob->{move_slow_penalty} = $v;
214 }
215 if (defined (my $v = delete $ob->{walk_on})) {
216 $ob->{move_on} = MOVE_ALL unless exists $ob->{move_on};
217 $ob->{move_on} = $v ? $ob->{move_on} | MOVE_WALK
218 : $ob->{move_on} & ~MOVE_WALK;
219 }
220 if (defined (my $v = delete $ob->{walk_off})) {
221 $ob->{move_off} = MOVE_ALL unless exists $ob->{move_off};
222 $ob->{move_off} = $v ? $ob->{move_off} | MOVE_WALK
223 : $ob->{move_off} & ~MOVE_WALK;
224 }
225 if (defined (my $v = delete $ob->{fly_on})) {
226 $ob->{move_on} = MOVE_ALL unless exists $ob->{move_on};
227 $ob->{move_on} = $v ? $ob->{move_on} | MOVE_FLY_LOW
228 : $ob->{move_on} & ~MOVE_FLY_LOW;
229 }
230 if (defined (my $v = delete $ob->{fly_off})) {
231 $ob->{move_off} = MOVE_ALL unless exists $ob->{move_off};
232 $ob->{move_off} = $v ? $ob->{move_off} | MOVE_FLY_LOW
233 : $ob->{move_off} & ~MOVE_FLY_LOW;
234 }
235 if (defined (my $v = delete $ob->{flying})) {
236 $ob->{move_type} = MOVE_ALL unless exists $ob->{move_type};
237 $ob->{move_type} = $v ? $ob->{move_type} | MOVE_FLY_LOW
238 : $ob->{move_type} & ~MOVE_FLY_LOW;
239 }
240
241 # convert idiotic event_xxx things into objects
242 while (my ($event, $subtype) = each %EVENT_TYPE) {
243 if (exists $ob->{"event_${event}_plugin"}) {
244 push @{$ob->{inventory}}, {
245 _name => "event_$event",
246 title => delete $ob->{"event_${event}_plugin"},
247 slaying => delete $ob->{"event_${event}"},
248 name => delete $ob->{"event_${event}_options"},
249 };
250 }
251 }
252
253 $ob
254 }
255
256 # arch as in "arch xxx", ie.. objects
257 sub normalize_arch($) {
258 my ($ob) = @_;
259
260 normalize_object $ob;
261
262 my $arch = $ARCH{$ob->{_name}}
263 or (warn "$ob->{_name}: no such archetype", return $ob);
264
265 if ($arch->{type} == 22) { # map
266 my %normalize = (
267 "enter_x" => "hp",
268 "enter_y" => "sp",
269 "width" => "x",
270 "height" => "y",
271 "reset_timeout" => "weight",
272 "swap_time" => "value",
273 "difficulty" => "level",
274 "darkness" => "invisible",
275 "fixed_resettime" => "stand_still",
276 );
277
278 while (my ($k2, $k1) = each %normalize) {
279 if (defined (my $v = delete $ob->{$k1})) {
280 $ob->{$k2} = $v;
281 }
282 }
283 } else {
284 # if value matches archetype default, delete
285 while (my ($k, $v) = each %$ob) {
286 if (exists $arch->{$k} and $arch->{$k} eq $v) {
287 next if $k eq "_name";
288 delete $ob->{$k};
289 }
290 }
291 }
292
293 # a speciality for the editor
294 if (exists $ob->{attack_movement}) {
295 my $am = delete $ob->{attack_movement};
296 $ob->{attack_movement_bits_0_3} = $am & 15;
297 $ob->{attack_movement_bits_4_7} = $am & 240;
298 }
299
300 $ob
301 }
302
303 sub attr_thaw($) {
304 my ($ob) = @_;
305
306 $ob->{attach} = from_json $ob->{attach}
307 if exists $ob->{attach};
308
309 $ob
310 }
311
312 sub attr_freeze($) {
313 my ($ob) = @_;
314
315 $ob->{attach} = Crossfire::to_json $ob->{attach}
316 if exists $ob->{attach};
317
318 $ob
319 }
320
321 sub read_pak($) {
322 my ($path) = @_;
323
324 my %pak;
325
326 open my $fh, "<:raw:perlio", $path
327 or Carp::croak "$_[0]: $!";
328 binmode $fh;
329 while (<$fh>) {
330 my ($type, $id, $len, $path) = split;
331 $path =~ s/.*\///;
332 read $fh, $pak{$path}, $len;
333 }
334
335 \%pak
336 }
337
338 sub read_arch($;$) {
339 my ($path, $toplevel) = @_;
340
341 my %arc;
342 my ($more, $prev);
343
344 open my $fh, "<:raw:perlio:utf8", $path
345 or Carp::croak "$path: $!";
346
347 # binmode $fh;
348
349 my $parse_block; $parse_block = sub {
350 my %arc = @_;
351
352 while (<$fh>) {
353 s/\s+$//;
354 if (/^end$/i) {
355 last;
356 } elsif (/^arch (\S+)$/i) {
357 push @{ $arc{inventory} }, attr_thaw normalize_arch $parse_block->(_name => $1);
358 } elsif (/^lore$/i) {
359 while (<$fh>) {
360 last if /^endlore\s*$/i;
361 $arc{lore} .= $_;
362 }
363 } elsif (/^msg$/i) {
364 while (<$fh>) {
365 last if /^endmsg\s*$/i;
366 $arc{msg} .= $_;
367 }
368 } elsif (/^anim$/i) {
369 while (<$fh>) {
370 last if /^mina\s*$/i;
371 chomp;
372 push @{ $arc{anim} }, $_;
373 }
374 } elsif (/^(\S+)\s*(.*)$/) {
375 $arc{lc $1} = $2;
376 } elsif (/^\s*($|#)/) {
377 #
378 } else {
379 warn "$path: unparsable line '$_' in arch $arc{_name}";
380 }
381 }
382
383 \%arc
384 };
385
386 while (<$fh>) {
387 s/\s+$//;
388 if (/^more$/i) {
389 $more = $prev;
390 } elsif (/^object (\S+)$/i) {
391 my $name = $1;
392 my $arc = attr_thaw normalize_object $parse_block->(_name => $name);
393
394 if ($more) {
395 $more->{more} = $arc;
396 } else {
397 $arc{$name} = $arc;
398 }
399 $prev = $arc;
400 $more = undef;
401 } elsif (/^arch (\S+)$/i) {
402 my $name = $1;
403 my $arc = attr_thaw normalize_arch $parse_block->(_name => $name);
404
405 if ($more) {
406 $more->{more} = $arc;
407 } else {
408 push @{ $arc{arch} }, $arc;
409 }
410 $prev = $arc;
411 $more = undef;
412 } elsif ($toplevel && /^(\S+)\s+(.*)$/) {
413 if ($1 eq "lev_array") {
414 while (<$fh>) {
415 last if /^endplst\s*$/;
416 push @{$toplevel->{lev_array}}, $_+0;
417 }
418 } else {
419 $toplevel->{$1} = $2;
420 }
421 } elsif (/^\s*($|#)/) {
422 #
423 } else {
424 die "$path: unparseable top-level line '$_'";
425 }
426 }
427
428 undef $parse_block; # work around bug in perl not freeing $fh etc.
429
430 \%arc
431 }
432
433 # put all archs into a hash with editor_face as it's key
434 # NOTE: the arrays in the hash values are references to
435 # the archs from $ARCH
436 sub editor_archs {
437 my %paths;
438
439 for (keys %ARCH) {
440 my $arch = $ARCH{$_};
441 push @{$paths{$arch->{editor_folder}}}, $arch;
442 }
443
444 \%paths
445 }
446
447 =item ($minx, $miny, $maxx, $maxy) = arch_extents $arch
448
449 arch_extents determines the extents of the given arch's face(s), linked
450 faces and single faces are handled here it returns (minx, miny, maxx,
451 maxy)
452
453 =cut
454
455 sub arch_extents {
456 my ($a) = @_;
457
458 my $o = $ARCH{$a->{_name}}
459 or return;
460
461 my $face = $FACE{$a->{face} || $o->{face} || "blank.111"}
462 or (warn "no face data found for arch '$a->{_name}'"), return;
463
464 if ($face->{w} > 1 || $face->{h} > 1) {
465 # bigface
466 return (0, 0, $face->{w} - 1, $face->{h} - 1);
467
468 } elsif ($o->{more}) {
469 # linked face
470 my ($minx, $miny, $maxx, $maxy) = ($o->{x}, $o->{y}) x 2;
471
472 for (; $o; $o = $o->{more}) {
473 $minx = min $minx, $o->{x};
474 $miny = min $miny, $o->{y};
475 $maxx = max $maxx, $o->{x};
476 $maxy = max $maxy, $o->{y};
477 }
478
479 return ($minx, $miny, $maxx, $maxy);
480
481 } else {
482 # single face
483 return (0, 0, 0, 0);
484 }
485 }
486
487 =item $type = arch_attr $arch
488
489 Returns a hashref describing the object and its attributes. It can contain
490 the following keys:
491
492 name the name, suitable for display purposes
493 ignore
494 attr
495 desc
496 use
497 section => [name => \%attr, name => \%attr]
498 import
499
500 =cut
501
502 sub arch_attr($) {
503 my ($obj) = @_;
504
505 require Crossfire::Data;
506
507 my $root;
508 my $attr = { };
509
510 my $arch = $ARCH{ $obj->{_name} };
511 my $type = $obj->{type} || $arch->{type};
512
513 if ($type > 0) {
514 $root = $Crossfire::Data::ATTR{$type};
515 } else {
516 my %a = (%$arch, %$obj);
517
518 if ($a{is_floor} && !$a{alive}) {
519 $root = $Crossfire::Data::TYPE{Floor};
520 } elsif (!$a{is_floor} && $a{alive} && !$a{tear_down}) {
521 $root = $Crossfire::Data::TYPE{"Monster & NPC"};
522 } elsif (!$a{is_floor} && !$a{alive} && $a{move_block}) {
523 $root = $Crossfire::Data::TYPE{Wall};
524 } elsif (!$a{is_floor} && $a{alive} && $a{tear_down}) {
525 $root = $Crossfire::Data::TYPE{"Weak Wall"};
526 } else {
527 $root = $Crossfire::Data::TYPE{Misc};
528 }
529 }
530
531 my @import = ($root);
532
533 unshift @import, \%Crossfire::Data::DEFAULT_ATTR
534 unless $type == 116;
535
536 my (%ignore);
537 my (@section_order, %section, @attr_order);
538
539 while (my $type = shift @import) {
540 push @import, @{$type->{import} || []};
541
542 $attr->{$_} ||= $type->{$_}
543 for qw(name desc use);
544
545 for (@{$type->{ignore} || []}) {
546 $ignore{$_}++ for ref $_ ? @$_ : $_;
547 }
548
549 for ([general => ($type->{attr} || [])], @{$type->{section} || []}) {
550 my ($name, $attr) = @$_;
551 push @section_order, $name;
552 for (@$attr) {
553 my ($k, $v) = @$_;
554 push @attr_order, $k;
555 $section{$name}{$k} ||= $v;
556 }
557 }
558 }
559
560 $attr->{section} = [
561 map !exists $section{$_} ? () : do {
562 my $attr = delete $section{$_};
563
564 [
565 $_,
566 map exists $attr->{$_} && !$ignore{$_}
567 ? [$_ => delete $attr->{$_}] : (),
568 @attr_order
569 ]
570 },
571
572 exists $section{$_} ? [$_ => delete $section{$_}] : (),
573 @section_order
574 ];
575
576 $attr
577 }
578
579 sub arch_edit_sections {
580 # if (edit_type == IGUIConstants.TILE_EDIT_NONE)
581 # edit_type = 0;
582 # else if (edit_type != 0) {
583 # // all flags from 'check_type' must be unset in this arch because they get recalculated now
584 # edit_type &= ~check_type;
585 # }
586 #
587 # }
588 # if ((check_type & IGUIConstants.TILE_EDIT_MONSTER) != 0 &&
589 # getAttributeValue("alive", defarch) == 1 &&
590 # (getAttributeValue("monster", defarch) == 1 ||
591 # getAttributeValue("generator", defarch) == 1)) {
592 # // Monster: monsters/npcs/generators
593 # edit_type |= IGUIConstants.TILE_EDIT_MONSTER;
594 # }
595 # if ((check_type & IGUIConstants.TILE_EDIT_WALL) != 0 &&
596 # arch_type == 0 && getAttributeValue("no_pass", defarch) == 1) {
597 # // Walls
598 # edit_type |= IGUIConstants.TILE_EDIT_WALL;
599 # }
600 # if ((check_type & IGUIConstants.TILE_EDIT_CONNECTED) != 0 &&
601 # getAttributeValue("connected", defarch) != 0) {
602 # // Connected Objects
603 # edit_type |= IGUIConstants.TILE_EDIT_CONNECTED;
604 # }
605 # if ((check_type & IGUIConstants.TILE_EDIT_EXIT) != 0 &&
606 # arch_type == 66 || arch_type == 41 || arch_type == 95) {
607 # // Exit: teleporter/exit/trapdoors
608 # edit_type |= IGUIConstants.TILE_EDIT_EXIT;
609 # }
610 # if ((check_type & IGUIConstants.TILE_EDIT_TREASURE) != 0 &&
611 # getAttributeValue("no_pick", defarch) == 0 && (arch_type == 4 ||
612 # arch_type == 5 || arch_type == 36 || arch_type == 60 ||
613 # arch_type == 85 || arch_type == 111 || arch_type == 123 ||
614 # arch_type == 124 || arch_type == 130)) {
615 # // Treasure: randomtreasure/money/gems/potions/spellbooks/scrolls
616 # edit_type |= IGUIConstants.TILE_EDIT_TREASURE;
617 # }
618 # if ((check_type & IGUIConstants.TILE_EDIT_DOOR) != 0 &&
619 # arch_type == 20 || arch_type == 23 || arch_type == 26 ||
620 # arch_type == 91 || arch_type == 21 || arch_type == 24) {
621 # // Door: door/special door/gates + keys
622 # edit_type |= IGUIConstants.TILE_EDIT_DOOR;
623 # }
624 # if ((check_type & IGUIConstants.TILE_EDIT_EQUIP) != 0 &&
625 # getAttributeValue("no_pick", defarch) == 0 && ((arch_type >= 13 &&
626 # arch_type <= 16) || arch_type == 33 || arch_type == 34 ||
627 # arch_type == 35 || arch_type == 39 || arch_type == 70 ||
628 # arch_type == 87 || arch_type == 99 || arch_type == 100 ||
629 # arch_type == 104 || arch_type == 109 || arch_type == 113 ||
630 # arch_type == 122 || arch_type == 3)) {
631 # // Equipment: weapons/armour/wands/rods
632 # edit_type |= IGUIConstants.TILE_EDIT_EQUIP;
633 # }
634 #
635 # return(edit_type);
636 #
637 #
638 }
639
640 sub cache_file($$&&) {
641 my ($src, $cache, $load, $create) = @_;
642
643 my ($size, $mtime) = (stat $src)[7,9]
644 or Carp::croak "$src: $!";
645
646 if (-e $cache) {
647 my $ref = eval { load_ref $cache };
648
649 if ($ref->{version} == 1
650 && $ref->{size} == $size
651 && $ref->{mtime} == $mtime
652 && eval { $load->($ref->{data}); 1 }) {
653 return;
654 }
655 }
656
657 my $ref = {
658 version => 1,
659 size => $size,
660 mtime => $mtime,
661 data => $create->(),
662 };
663
664 $load->($ref->{data});
665
666 save_ref $ref, $cache;
667 }
668
669 =item set_libdir $path
670
671 Sets the library directory to the given path
672 (default: $ENV{CROSSFIRE_LIBDIR}).
673
674 You have to (re-)load the archetypes and tilecache manually after steting
675 the library path.
676
677 =cut
678
679 sub set_libdir($) {
680 $LIB = $_[0];
681 }
682
683 =item load_archetypes
684
685 (Re-)Load archetypes into %ARCH.
686
687 =cut
688
689 sub load_archetypes() {
690 cache_file "$LIB/archetypes", "$VARDIR/archetypes.pst", sub {
691 *ARCH = $_[0];
692 }, sub {
693 read_arch "$LIB/archetypes"
694 };
695 }
696
697 =item load_tilecache
698
699 (Re-)Load %TILE and %FACE.
700
701 =cut
702
703 sub load_tilecache() {
704 require Gtk2;
705
706 cache_file "$LIB/crossfire.0", "$VARDIR/tilecache.pst", sub {
707 $TILE = new_from_file Gtk2::Gdk::Pixbuf "$VARDIR/tilecache.png"
708 or die "$VARDIR/tilecache.png: $!";
709 *FACE = $_[0];
710 }, sub {
711 my $tile = read_pak "$LIB/crossfire.0";
712
713 my %cache;
714
715 my $idx = 0;
716
717 for my $name (sort keys %$tile) {
718 my $pb = new Gtk2::Gdk::PixbufLoader;
719 $pb->write ($tile->{$name});
720 $pb->close;
721 my $pb = $pb->get_pixbuf;
722
723 my $tile = $cache{$name} = {
724 pb => $pb,
725 idx => $idx,
726 w => int $pb->get_width / TILESIZE,
727 h => int $pb->get_height / TILESIZE,
728 };
729
730
731 $idx += $tile->{w} * $tile->{h};
732 }
733
734 my $pb = new Gtk2::Gdk::Pixbuf "rgb", 1, 8, 64 * TILESIZE, TILESIZE * int +($idx + 63) / 64;
735
736 while (my ($name, $tile) = each %cache) {
737 my $tpb = delete $tile->{pb};
738 my $ofs = $tile->{idx};
739
740 for my $x (0 .. $tile->{w} - 1) {
741 for my $y (0 .. $tile->{h} - 1) {
742 my $idx = $ofs + $x + $y * $tile->{w};
743 $tpb->copy_area ($x * TILESIZE, $y * TILESIZE, TILESIZE, TILESIZE,
744 $pb, ($idx % 64) * TILESIZE, TILESIZE * int $idx / 64);
745 }
746 }
747 }
748
749 $pb->save ("$VARDIR/tilecache.png", "png", compression => 1);
750
751 \%cache
752 };
753 }
754
755 =head1 AUTHOR
756
757 Marc Lehmann <schmorp@schmorp.de>
758 http://home.schmorp.de/
759
760 Robin Redeker <elmex@ta-sa.org>
761 http://www.ta-sa.org/
762
763 =cut
764
765 1