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/cvs/deliantra/Deliantra/Deliantra.pm
Revision: 1.89
Committed: Tue Feb 27 23:29:59 2007 UTC (17 years, 2 months ago) by root
Branch: MAIN
Changes since 1.88: +5 -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 = '0.96';
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"
39 : $ENV{AppData} ? "$ENV{APPDATA}/crossfire"
40 : File::Spec->tmpdir . "/crossfire";
41
42 mkdir $VARDIR, 0777;
43
44 sub TILESIZE (){ 32 }
45
46 our %ARCH;
47 our %FACE;
48 our $TILE;
49
50 our %FIELD_MULTILINE = (
51 msg => "endmsg",
52 lore => "endlore",
53 maplore => "endmaplore",
54 );
55
56 # movement bit type, PITA
57 our %FIELD_MOVEMENT = map +($_ => undef),
58 qw(move_type move_block move_allow move_on move_off move_slow);
59
60 # same as in server save routine, to (hopefully) be compatible
61 # to the other editors.
62 our @FIELD_ORDER_MAP = (qw(
63 file_format_version
64 name attach swap_time reset_timeout fixed_resettime difficulty region
65 shopitems shopgreed shopmin shopmax shoprace
66 darkness width height enter_x enter_y msg maplore
67 unique template
68 outdoor temp pressure humid windspeed winddir sky nosmooth
69 tile_path_1 tile_path_2 tile_path_3 tile_path_4
70 ));
71
72 our @FIELD_ORDER = (qw(
73 elevation
74
75 name name_pl custom_name attach title race
76 slaying skill msg lore other_arch face
77 #todo-events
78 animation is_animated
79 str dex con wis pow cha int
80 hp maxhp sp maxsp grace maxgrace
81 exp perm_exp expmul
82 food dam luck wc ac x y speed speed_left move_state attack_movement
83 nrof level direction type subtype attacktype
84
85 resist_physical resist_magic resist_fire resist_electricity
86 resist_cold resist_confusion resist_acid resist_drain
87 resist_weaponmagic resist_ghosthit resist_poison resist_slow
88 resist_paralyze resist_turn_undead resist_fear resist_cancellation
89 resist_deplete resist_death resist_chaos resist_counterspell
90 resist_godpower resist_holyword resist_blind resist_internal
91 resist_life_stealing resist_disease
92
93 path_attuned path_repelled path_denied material materialname
94 value carrying weight invisible state magic
95 last_heal last_sp last_grace last_eat
96 connected glow_radius randomitems npx_status npc_program
97 run_away pick_up container will_apply smoothlevel
98 current_weapon_script weapontype tooltype elevation client_type
99 item_power duration range
100 range_modifier duration_modifier dam_modifier gen_sp_armour
101 move_type move_block move_allow move_on move_off move_on move_slow move_slow_penalty
102
103 alive wiz was_wiz applied unpaid can_use_shield no_pick is_animated monster
104 friendly generator is_thrown auto_apply treasure player sold see_invisible
105 can_roll overlay_floor is_turnable is_used_up identified reflecting changing
106 splitting hitback startequip blocksview undead scared unaggressive
107 reflect_missile reflect_spell no_magic no_fix_player is_lightable tear_down
108 run_away pick_up unique no_drop can_cast_spell can_use_scroll can_use_range
109 can_use_bow can_use_armour can_use_weapon can_use_ring has_ready_range
110 has_ready_bow xrays is_floor lifesave no_strength sleep stand_still
111 random_move only_attack confused stealth cursed damned see_anywhere
112 known_magical known_cursed can_use_skill been_applied has_ready_scroll
113 can_use_rod can_use_horn make_invisible inv_locked is_wooded is_hilly
114 has_ready_skill has_ready_weapon no_skill_ident is_blind can_see_in_dark
115 is_cauldron is_dust no_steal one_hit berserk neutral no_attack no_damage
116 activate_on_push activate_on_release is_water use_content_on_gen is_buildable
117
118 body_range body_arm body_torso body_head body_neck body_skill
119 body_finger body_shoulder body_foot body_hand body_wrist body_waist
120 ));
121
122 our %EVENT_TYPE = (
123 apply => 1,
124 attack => 2,
125 death => 3,
126 drop => 4,
127 pickup => 5,
128 say => 6,
129 stop => 7,
130 time => 8,
131 throw => 9,
132 trigger => 10,
133 close => 11,
134 timer => 12,
135 );
136
137 sub MOVE_WALK (){ 0x01 }
138 sub MOVE_FLY_LOW (){ 0x02 }
139 sub MOVE_FLY_HIGH (){ 0x04 }
140 sub MOVE_FLYING (){ 0x06 }
141 sub MOVE_SWIM (){ 0x08 }
142 sub MOVE_BOAT (){ 0x10 }
143 sub MOVE_KNOWN (){ 0x1f } # all of above
144 sub MOVE_ALLBIT (){ 0x10000 }
145 sub MOVE_ALL (){ 0x1001f } # very special value, more PITA
146
147 sub load_ref($) {
148 my ($path) = @_;
149
150 open my $fh, "<:raw:perlio", $path
151 or die "$path: $!";
152 local $/;
153
154 thaw <$fh>
155 }
156
157 sub save_ref($$) {
158 my ($ref, $path) = @_;
159
160 open my $fh, ">:raw:perlio", "$path~"
161 or die "$path~: $!";
162 print $fh freeze $ref;
163 close $fh;
164 rename "$path~", $path
165 or die "$path: $!";
166 }
167
168 my %attack_mask = (
169 physical => 0x00000001,
170 magic => 0x00000002,
171 fire => 0x00000004,
172 electricity => 0x00000008,
173 cold => 0x00000010,
174 confusion => 0x00000020,
175 acid => 0x00000040,
176 drain => 0x00000080,
177 weaponmagic => 0x00000100,
178 ghosthit => 0x00000200,
179 poison => 0x00000400,
180 slow => 0x00000800,
181 paralyze => 0x00001000,
182 turn_undead => 0x00002000,
183 fear => 0x00004000,
184 cancellation => 0x00008000,
185 deplete => 0x00010000,
186 death => 0x00020000,
187 chaos => 0x00040000,
188 counterspell => 0x00080000,
189 godpower => 0x00100000,
190 holyword => 0x00200000,
191 blind => 0x00400000,
192 internal => 0x00800000,
193 life_stealing => 0x01000000,
194 disease => 0x02000000,
195 );
196
197 sub _add_resist($$$) {
198 my ($ob, $mask, $value) = @_;
199
200 while (my ($k, $v) = each %attack_mask) {
201 $ob->{"resist_$k"} = min 100, max -100, $ob->{"resist_$k"} + $value if $mask & $v;
202 }
203 }
204
205 my %MATERIAL = reverse
206 paper => 1,
207 iron => 2,
208 glass => 4,
209 leather => 8,
210 wood => 16,
211 organic => 32,
212 stone => 64,
213 cloth => 128,
214 adamant => 256,
215 liquid => 512,
216 tin => 1024,
217 bone => 2048,
218 ice => 4096,
219
220 # guesses
221 runestone => 12,
222 bronze => 18,
223 "ancient wood" => 20,
224 glass => 36,
225 marble => 66,
226 ice => 68,
227 stone => 70,
228 stone => 80,
229 cloth => 136,
230 ironwood => 144,
231 adamantium => 258,
232 glacium => 260,
233 blood => 544,
234 ;
235
236 # object as in "Object xxx", i.e. archetypes
237 sub normalize_object($) {
238 my ($ob) = @_;
239
240 # convert material bitset to materialname, if possible
241 if (exists $ob->{material}) {
242 if (!$ob->{material}) {
243 delete $ob->{material};
244 } elsif (exists $ob->{materialname}) {
245 if ($MATERIAL{$ob->{material}} eq $ob->{materialname}) {
246 delete $ob->{material};
247 } else {
248 warn "object $ob->{_name} has both materialname ($ob->{materialname}) and material ($ob->{material}) set.\n";
249 delete $ob->{material}; # assume materilname is more specific and nuke material
250 }
251 } elsif (my $name = $MATERIAL{$ob->{material}}) {
252 delete $ob->{material};
253 $ob->{materialname} = $name;
254 } else {
255 warn "object $ob->{_name} has unknown material ($ob->{material}) set.\n";
256 }
257 }
258
259 # nuke outdated or never supported fields
260 delete @$ob{qw(
261 can_knockback can_parry can_impale can_cut can_dam_armour
262 can_apply pass_thru can_pass_thru
263 )};
264
265 if (my $mask = delete $ob->{immune} ) { _add_resist $ob, $mask, 100; }
266 if (my $mask = delete $ob->{protected} ) { _add_resist $ob, $mask, 30; }
267 if (my $mask = delete $ob->{vulnerable}) { _add_resist $ob, $mask, -100; }
268
269 # convert movement strings to bitsets
270 for my $attr (keys %FIELD_MOVEMENT) {
271 next unless exists $ob->{$attr};
272
273 $ob->{$attr} = MOVE_ALL if $ob->{$attr} == 255; #d# compatibility
274
275 next if $ob->{$attr} =~ /^\d+$/;
276
277 my $flags = 0;
278
279 # assume list
280 for my $flag (map lc, split /\s+/, $ob->{$attr}) {
281 $flags |= MOVE_WALK if $flag eq "walk";
282 $flags |= MOVE_FLY_LOW if $flag eq "fly_low";
283 $flags |= MOVE_FLY_HIGH if $flag eq "fly_high";
284 $flags |= MOVE_FLYING if $flag eq "flying";
285 $flags |= MOVE_SWIM if $flag eq "swim";
286 $flags |= MOVE_BOAT if $flag eq "boat";
287 $flags |= MOVE_ALL if $flag eq "all";
288
289 $flags &= ~MOVE_WALK if $flag eq "-walk";
290 $flags &= ~MOVE_FLY_LOW if $flag eq "-fly_low";
291 $flags &= ~MOVE_FLY_HIGH if $flag eq "-fly_high";
292 $flags &= ~MOVE_FLYING if $flag eq "-flying";
293 $flags &= ~MOVE_SWIM if $flag eq "-swim";
294 $flags &= ~MOVE_BOAT if $flag eq "-boat";
295 $flags &= ~MOVE_ALL if $flag eq "-all";
296 }
297
298 $ob->{$attr} = $flags;
299 }
300
301 # convert outdated movement flags to new movement sets
302 if (defined (my $v = delete $ob->{no_pass})) {
303 $ob->{move_block} = $v ? MOVE_ALL : 0;
304 }
305 if (defined (my $v = delete $ob->{slow_move})) {
306 $ob->{move_slow} |= MOVE_WALK;
307 $ob->{move_slow_penalty} = $v;
308 }
309 if (defined (my $v = delete $ob->{walk_on})) {
310 $ob->{move_on} = 0 unless exists $ob->{move_on};
311 $ob->{move_on} = $v ? $ob->{move_on} | MOVE_WALK
312 : $ob->{move_on} & ~MOVE_WALK;
313 }
314 if (defined (my $v = delete $ob->{walk_off})) {
315 $ob->{move_off} = 0 unless exists $ob->{move_off};
316 $ob->{move_off} = $v ? $ob->{move_off} | MOVE_WALK
317 : $ob->{move_off} & ~MOVE_WALK;
318 }
319 if (defined (my $v = delete $ob->{fly_on})) {
320 $ob->{move_on} = 0 unless exists $ob->{move_on};
321 $ob->{move_on} = $v ? $ob->{move_on} | MOVE_FLY_LOW
322 : $ob->{move_on} & ~MOVE_FLY_LOW;
323 }
324 if (defined (my $v = delete $ob->{fly_off})) {
325 $ob->{move_off} = 0 unless exists $ob->{move_off};
326 $ob->{move_off} = $v ? $ob->{move_off} | MOVE_FLY_LOW
327 : $ob->{move_off} & ~MOVE_FLY_LOW;
328 }
329 if (defined (my $v = delete $ob->{flying})) {
330 $ob->{move_type} = 0 unless exists $ob->{move_type};
331 $ob->{move_type} = $v ? $ob->{move_type} | MOVE_FLY_LOW
332 : $ob->{move_type} & ~MOVE_FLY_LOW;
333 }
334
335 # convert idiotic event_xxx things into objects
336 while (my ($event, $subtype) = each %EVENT_TYPE) {
337 if (exists $ob->{"event_${event}_plugin"}) {
338 push @{$ob->{inventory}}, {
339 _name => "event_$event",
340 title => delete $ob->{"event_${event}_plugin"},
341 slaying => delete $ob->{"event_${event}"},
342 name => delete $ob->{"event_${event}_options"},
343 };
344 }
345 }
346
347 # some archetypes had "+3" instead of the canonical "3", so fix
348 $ob->{dam} *= 1 if exists $ob->{dam};
349
350 $ob
351 }
352
353 # arch as in "arch xxx", ie.. objects
354 sub normalize_arch($) {
355 my ($ob) = @_;
356
357 normalize_object $ob;
358
359 my $arch = $ARCH{$ob->{_name}}
360 or (warn "$ob->{_name}: no such archetype", return $ob);
361
362 if ($arch->{type} == 22) { # map
363 my %normalize = (
364 "enter_x" => "hp",
365 "enter_y" => "sp",
366 "width" => "x",
367 "height" => "y",
368 "reset_timeout" => "weight",
369 "swap_time" => "value",
370 "difficulty" => "level",
371 "darkness" => "invisible",
372 "fixed_resettime" => "stand_still",
373 );
374
375 while (my ($k2, $k1) = each %normalize) {
376 if (defined (my $v = delete $ob->{$k1})) {
377 $ob->{$k2} = $v;
378 }
379 }
380 } else {
381 # if value matches archetype default, delete
382 while (my ($k, $v) = each %$ob) {
383 if (exists $arch->{$k} and $arch->{$k} eq $v) {
384 next if $k eq "_name";
385 delete $ob->{$k};
386 }
387 }
388 }
389
390 # a speciality for the editor
391 if (exists $ob->{attack_movement}) {
392 my $am = delete $ob->{attack_movement};
393 $ob->{attack_movement_bits_0_3} = $am & 15;
394 $ob->{attack_movement_bits_4_7} = $am & 240;
395 }
396
397 $ob
398 }
399
400 sub attr_thaw($) {
401 my ($ob) = @_;
402
403 $ob->{attach} = from_json $ob->{attach}
404 if exists $ob->{attach};
405
406 $ob
407 }
408
409 sub attr_freeze($) {
410 my ($ob) = @_;
411
412 $ob->{attach} = Crossfire::to_json $ob->{attach}
413 if exists $ob->{attach};
414
415 $ob
416 }
417
418 sub read_pak($) {
419 my ($path) = @_;
420
421 my %pak;
422
423 open my $fh, "<:raw:perlio", $path
424 or Carp::croak "$_[0]: $!";
425 binmode $fh;
426 while (<$fh>) {
427 my ($type, $id, $len, $path) = split;
428 $path =~ s/.*\///;
429 read $fh, $pak{$path}, $len;
430 }
431
432 \%pak
433 }
434
435 sub read_arch($;$) {
436 my ($path, $toplevel) = @_;
437
438 my %arc;
439 my ($more, $prev);
440 my $comment;
441
442 open my $fh, "<:raw:perlio:utf8", $path
443 or Carp::croak "$path: $!";
444
445 # binmode $fh;
446
447 my $parse_block; $parse_block = sub {
448 my %arc = @_;
449
450 while (<$fh>) {
451 s/\s+$//;
452 if (/^end$/i) {
453 last;
454
455 } elsif (/^arch (\S+)$/i) {
456 push @{ $arc{inventory} }, attr_thaw normalize_arch $parse_block->(_name => $1);
457
458 } elsif (/^lore$/i) {
459 while (<$fh>) {
460 last if /^endlore\s*$/i;
461 $arc{lore} .= $_;
462 }
463 } elsif (/^msg$/i) {
464 while (<$fh>) {
465 last if /^endmsg\s*$/i;
466 $arc{msg} .= $_;
467 }
468 } elsif (/^anim$/i) {
469 while (<$fh>) {
470 last if /^mina\s*$/i;
471 chomp;
472 push @{ $arc{anim} }, $_;
473 }
474 } elsif (/^(\S+)\s*(.*)$/) {
475 $arc{lc $1} = $2;
476 } elsif (/^\s*#/) {
477 $arc{_comment} .= "$_\n";
478
479 } elsif (/^\s*$/) {
480 #
481 } else {
482 warn "$path: unparsable line '$_' in arch $arc{_name}";
483 }
484 }
485
486 \%arc
487 };
488
489 while (<$fh>) {
490 s/\s+$//;
491 if (/^more$/i) {
492 $more = $prev;
493 } elsif (/^object (\S+)$/i) {
494 my $name = $1;
495 my $arc = attr_thaw normalize_object $parse_block->(_name => $name, _comment => $comment);
496 undef $comment;
497 delete $arc{_comment} unless length $arc{_comment};
498 $arc->{_atype} = 'object';
499
500 if ($more) {
501 $more->{more} = $arc;
502 } else {
503 $arc{$name} = $arc;
504 }
505 $prev = $arc;
506 $more = undef;
507 } elsif (/^arch (\S+)$/i) {
508 my $name = $1;
509 my $arc = attr_thaw normalize_arch $parse_block->(_name => $name, _comment => $comment);
510 undef $comment;
511 delete $arc{_comment} unless length $arc{_comment};
512 $arc->{_atype} = 'arch';
513
514 if ($more) {
515 $more->{more} = $arc;
516 } else {
517 push @{ $arc{arch} }, $arc;
518 }
519 $prev = $arc;
520 $more = undef;
521 } elsif ($toplevel && /^(\S+)\s+(.*)$/) {
522 if ($1 eq "lev_array") {
523 while (<$fh>) {
524 last if /^endplst\s*$/;
525 push @{$toplevel->{lev_array}}, $_+0;
526 }
527 } else {
528 $toplevel->{$1} = $2;
529 }
530 } elsif (/^\s*#/) {
531 $comment .= "$_\n";
532 } elsif (/^\s*($|#)/) {
533 #
534 } else {
535 die "$path: unparseable top-level line '$_'";
536 }
537 }
538
539 undef $parse_block; # work around bug in perl not freeing $fh etc.
540
541 \%arc
542 }
543
544 sub archlist_to_string {
545 my ($arch) = @_;
546
547 my $str;
548
549 my $append; $append = sub {
550 my %a = %{$_[0]};
551
552 Crossfire::attr_freeze \%a;
553 Crossfire::normalize_arch \%a;
554
555 # undo the bit-split we did before
556 if (exists $a{attack_movement_bits_0_3} or exists $a{attack_movement_bits_4_7}) {
557 $a{attack_movement} = (delete $a{attack_movement_bits_0_3})
558 | (delete $a{attack_movement_bits_4_7});
559 }
560
561 if (my $comment = delete $a{_comment}) {
562 if ($comment =~ /[^\n\s#]/) {
563 $str .= $comment;
564 }
565 }
566
567 $str .= ((exists $a{_atype}) ? $a{_atype} : 'arch'). " $a{_name}\n";
568
569 my $inv = delete $a{inventory};
570 my $more = delete $a{more}; # arches do not support 'more', but old maps can contain some
571 my $anim = delete $a{anim};
572
573 if ($a{_atype} eq 'object') {
574 $str .= join "\n", "anim", @$anim, "mina\n"
575 if $anim;
576 }
577
578 my @kv;
579
580 for ($a{_name} eq "map"
581 ? @Crossfire::FIELD_ORDER_MAP
582 : @Crossfire::FIELD_ORDER) {
583 push @kv, [$_, delete $a{$_}]
584 if exists $a{$_};
585 }
586
587 for (sort keys %a) {
588 next if /^_/; # ignore our _-keys
589 push @kv, [$_, delete $a{$_}];
590 }
591
592 for (@kv) {
593 my ($k, $v) = @$_;
594
595 if (my $end = $Crossfire::FIELD_MULTILINE{$k}) {
596 $v =~ s/\n$//;
597 $str .= "$k\n$v\n$end\n";
598 } elsif (exists $Crossfire::FIELD_MOVEMENT{$k}) {
599 if ($v & ~Crossfire::MOVE_ALL or !$v) {
600 $str .= "$k $v\n";
601
602 } elsif ($v & Crossfire::MOVE_ALLBIT) {
603 $str .= "$k all";
604
605 $str .= " -walk" unless $v & Crossfire::MOVE_WALK;
606 $str .= " -fly_low" unless $v & Crossfire::MOVE_FLY_LOW;
607 $str .= " -fly_high" unless $v & Crossfire::MOVE_FLY_HIGH;
608 $str .= " -swim" unless $v & Crossfire::MOVE_SWIM;
609 $str .= " -boat" unless $v & Crossfire::MOVE_BOAT;
610
611 $str .= "\n";
612
613 } else {
614 $str .= $k;
615
616 $str .= " walk" if $v & Crossfire::MOVE_WALK;
617 $str .= " fly_low" if $v & Crossfire::MOVE_FLY_LOW;
618 $str .= " fly_high" if $v & Crossfire::MOVE_FLY_HIGH;
619 $str .= " swim" if $v & Crossfire::MOVE_SWIM;
620 $str .= " boat" if $v & Crossfire::MOVE_BOAT;
621
622 $str .= "\n";
623 }
624 } else {
625 $str .= "$k $v\n";
626 }
627 }
628
629 if ($inv) {
630 $append->($_) for @$inv;
631 }
632
633 $str .= "end\n";
634
635 if ($a{_atype} eq 'object') {
636 if ($more) {
637 $str .= "more\n";
638 $append->($more) if $more;
639 } else {
640 $str .= "\n";
641 }
642 }
643 };
644
645 for (@$arch) {
646 $append->($_);
647 }
648
649 $str
650 }
651
652 # put all archs into a hash with editor_face as it's key
653 # NOTE: the arrays in the hash values are references to
654 # the archs from $ARCH
655 sub editor_archs {
656 my %paths;
657
658 for (keys %ARCH) {
659 my $arch = $ARCH{$_};
660 push @{$paths{$arch->{editor_folder}}}, $arch;
661 }
662
663 \%paths
664 }
665
666 =item ($minx, $miny, $maxx, $maxy) = arch_extents $arch
667
668 arch_extents determines the extents of the given arch's face(s), linked
669 faces and single faces are handled here it returns (minx, miny, maxx,
670 maxy)
671
672 =cut
673
674 sub arch_extents {
675 my ($a) = @_;
676
677 my $o = $ARCH{$a->{_name}}
678 or return;
679
680 my $face = $FACE{$a->{face} || $o->{face} || "blank.111"};
681 unless ($face) {
682 $face = $FACE{"blank.x11"}
683 or (warn "no face data found for arch '$a->{_name}'"), return;
684 }
685
686 if ($face->{w} > 1 || $face->{h} > 1) {
687 # bigface
688 return (0, 0, $face->{w} - 1, $face->{h} - 1);
689
690 } elsif ($o->{more}) {
691 # linked face
692 my ($minx, $miny, $maxx, $maxy) = ($o->{x}, $o->{y}) x 2;
693
694 for (; $o; $o = $o->{more}) {
695 $minx = min $minx, $o->{x};
696 $miny = min $miny, $o->{y};
697 $maxx = max $maxx, $o->{x};
698 $maxy = max $maxy, $o->{y};
699 }
700
701 return ($minx, $miny, $maxx, $maxy);
702
703 } else {
704 # single face
705 return (0, 0, 0, 0);
706 }
707 }
708
709 =item $type = arch_attr $arch
710
711 Returns a hashref describing the object and its attributes. It can contain
712 the following keys:
713
714 name the name, suitable for display purposes
715 ignore
716 attr
717 desc
718 use
719 section => [name => \%attr, name => \%attr]
720 import
721
722 =cut
723
724 sub arch_attr($) {
725 my ($obj) = @_;
726
727 require Crossfire::Data;
728
729 my $root;
730 my $attr = { };
731
732 my $arch = $ARCH{ $obj->{_name} };
733 my $type = $obj->{type} || $arch->{type};
734
735 if ($type > 0) {
736 $root = $Crossfire::Data::ATTR{$type};
737 } else {
738 my %a = (%$arch, %$obj);
739
740 if ($a{is_floor} && !$a{alive}) {
741 $root = $Crossfire::Data::TYPE{Floor};
742 } elsif (!$a{is_floor} && $a{alive} && !$a{tear_down}) {
743 $root = $Crossfire::Data::TYPE{"Monster & NPC"};
744 } elsif (!$a{is_floor} && !$a{alive} && $a{move_block}) {
745 $root = $Crossfire::Data::TYPE{Wall};
746 } elsif (!$a{is_floor} && $a{alive} && $a{tear_down}) {
747 $root = $Crossfire::Data::TYPE{"Weak Wall"};
748 } else {
749 $root = $Crossfire::Data::TYPE{Misc};
750 }
751 }
752
753 my @import = ($root);
754
755 unshift @import, \%Crossfire::Data::DEFAULT_ATTR
756 unless $type == 116;
757
758 my (%ignore);
759 my (@section_order, %section, @attr_order);
760
761 while (my $type = shift @import) {
762 push @import, @{$type->{import} || []};
763
764 $attr->{$_} ||= $type->{$_}
765 for qw(name desc use);
766
767 for (@{$type->{ignore} || []}) {
768 $ignore{$_}++ for ref $_ ? @$_ : $_;
769 }
770
771 for ([general => ($type->{attr} || [])], @{$type->{section} || []}) {
772 my ($name, $attr) = @$_;
773 push @section_order, $name;
774 for (@$attr) {
775 my ($k, $v) = @$_;
776 push @attr_order, $k;
777 $section{$name}{$k} ||= $v;
778 }
779 }
780 }
781
782 $attr->{section} = [
783 map !exists $section{$_} ? () : do {
784 my $attr = delete $section{$_};
785
786 [
787 $_,
788 map exists $attr->{$_} && !$ignore{$_}
789 ? [$_ => delete $attr->{$_}] : (),
790 @attr_order
791 ]
792 },
793
794 exists $section{$_} ? [$_ => delete $section{$_}] : (),
795 @section_order
796 ];
797
798 $attr
799 }
800
801 sub cache_file($$&&) {
802 my ($src, $cache, $load, $create) = @_;
803
804 my ($size, $mtime) = (stat $src)[7,9]
805 or Carp::croak "$src: $!";
806
807 if (-e $cache) {
808 my $ref = eval { load_ref $cache };
809
810 if ($ref->{version} == 1
811 && $ref->{size} == $size
812 && $ref->{mtime} == $mtime
813 && eval { $load->($ref->{data}); 1 }) {
814 return;
815 }
816 }
817
818 my $ref = {
819 version => 1,
820 size => $size,
821 mtime => $mtime,
822 data => $create->(),
823 };
824
825 $load->($ref->{data});
826
827 save_ref $ref, $cache;
828 }
829
830 =item set_libdir $path
831
832 Sets the library directory to the given path
833 (default: $ENV{CROSSFIRE_LIBDIR}).
834
835 You have to (re-)load the archetypes and tilecache manually after steting
836 the library path.
837
838 =cut
839
840 sub set_libdir($) {
841 $LIB = $_[0];
842 }
843
844 =item load_archetypes
845
846 (Re-)Load archetypes into %ARCH.
847
848 =cut
849
850 sub load_archetypes() {
851 cache_file "$LIB/archetypes", "$VARDIR/archetypes.pst", sub {
852 *ARCH = $_[0];
853 }, sub {
854 read_arch "$LIB/archetypes"
855 };
856 }
857
858 =item load_tilecache
859
860 (Re-)Load %TILE and %FACE.
861
862 =cut
863
864 sub load_tilecache() {
865 require Gtk2;
866
867 cache_file "$LIB/crossfire.0", "$VARDIR/tilecache.pst", sub {
868 $TILE = new_from_file Gtk2::Gdk::Pixbuf "$VARDIR/tilecache.png"
869 or die "$VARDIR/tilecache.png: $!";
870 *FACE = $_[0];
871 }, sub {
872 my $tile = read_pak "$LIB/crossfire.0";
873
874 my %cache;
875
876 my $idx = 0;
877
878 for my $name (sort keys %$tile) {
879 my $pb = new Gtk2::Gdk::PixbufLoader;
880 $pb->write ($tile->{$name});
881 $pb->close;
882 my $pb = $pb->get_pixbuf;
883
884 my $tile = $cache{$name} = {
885 pb => $pb,
886 idx => $idx,
887 w => int $pb->get_width / TILESIZE,
888 h => int $pb->get_height / TILESIZE,
889 };
890
891
892 $idx += $tile->{w} * $tile->{h};
893 }
894
895 my $pb = new Gtk2::Gdk::Pixbuf "rgb", 1, 8, 64 * TILESIZE, TILESIZE * int +($idx + 63) / 64;
896
897 while (my ($name, $tile) = each %cache) {
898 my $tpb = delete $tile->{pb};
899 my $ofs = $tile->{idx};
900
901 for my $x (0 .. $tile->{w} - 1) {
902 for my $y (0 .. $tile->{h} - 1) {
903 my $idx = $ofs + $x + $y * $tile->{w};
904 $tpb->copy_area ($x * TILESIZE, $y * TILESIZE, TILESIZE, TILESIZE,
905 $pb, ($idx % 64) * TILESIZE, TILESIZE * int $idx / 64);
906 }
907 }
908 }
909
910 $pb->save ("$VARDIR/tilecache.png", "png", compression => 1);
911
912 \%cache
913 };
914 }
915
916 =head1 AUTHOR
917
918 Marc Lehmann <schmorp@schmorp.de>
919 http://home.schmorp.de/
920
921 Robin Redeker <elmex@ta-sa.org>
922 http://www.ta-sa.org/
923
924 =cut
925
926 1