ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/deliantra/Deliantra/Deliantra.pm
Revision: 1.91
Committed: Sat Mar 3 19:06:03 2007 UTC (17 years, 2 months ago) by root
Branch: MAIN
Changes since 1.90: +2 -0 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_ALL (){ 0x10000 } # very special value
145
146 our %MOVE_TYPE = (
147 walk => MOVE_WALK,
148 fly_low => MOVE_FLY_LOW,
149 fly_high => MOVE_FLY_HIGH,
150 flying => MOVE_FLYING,
151 swim => MOVE_SWIM,
152 boat => MOVE_BOAT,
153 all => MOVE_ALL,
154 );
155
156 our @MOVE_TYPE = qw(all walk flying fly_low fly_high swim boat);
157
158 {
159 package Crossfire::MoveType;
160
161 use overload
162 '""' => \&as_string,
163 '>=' => sub { $_[0][0] & $MOVE_TYPE{$_[1]} ? $_[0][1] & $MOVE_TYPE{$_[1]} : undef },
164 '+=' => sub { $_[0][0] |= $MOVE_TYPE{$_[1]}; $_[0][1] |= $MOVE_TYPE{$_[1]}; &normalise },
165 '-=' => sub { $_[0][0] |= $MOVE_TYPE{$_[1]}; $_[0][1] &= ~$MOVE_TYPE{$_[1]}; &normalise },
166 '/=' => sub { $_[0][0] &= ~$MOVE_TYPE{$_[1]}; &normalise },
167 'x=' => sub {
168 my $cur = $_[0] >= $_[1];
169 if (!defined $cur) {
170 $_[0] += $_[1];
171 } elsif ($cur) {
172 $_[0] -= $_[1];
173 } else {
174 $_[0] /= $_[1];
175 }
176
177 $_[0]
178 },
179 'eq' => sub { "$_[0]" eq "$_[1]" },
180 'ne' => sub { "$_[0]" ne "$_[1]" },
181 ;
182 }
183
184 sub Crossfire::MoveType::new {
185 my ($class, $string) = @_;
186
187 my $mask;
188 my $value;
189
190 for (split /\s+/, lc $string) {
191 if (s/^-//) {
192 $mask |= $MOVE_TYPE{$_};
193 $value &= ~$MOVE_TYPE{$_};
194 } else {
195 $mask |= $MOVE_TYPE{$_};
196 $value |= $MOVE_TYPE{$_};
197 }
198 }
199
200 (bless [$mask, $value], $class)->normalise
201 }
202
203 sub Crossfire::MoveType::normalise {
204 my ($self) = @_;
205
206 if ($self->[0] & MOVE_ALL) {
207 my $mask = ~(($self->[1] & MOVE_ALL ? $self->[1] : ~$self->[1]) & $self->[0] & ~MOVE_ALL);
208 $self->[0] &= $mask;
209 $self->[1] &= $mask;
210 }
211
212 $self->[1] &= $self->[0];
213
214 $self
215 }
216
217 sub Crossfire::MoveType::as_string {
218 my ($self) = @_;
219
220 my @res;
221
222 my ($mask, $value) = @$self;
223
224 for (@Crossfire::MOVE_TYPE) {
225 my $bit = $Crossfire::MOVE_TYPE{$_};
226 if (($mask & $bit) == $bit && (($value & $bit) == $bit || ($value & $bit) == 0)) {
227 $mask &= ~$bit;
228 push @res, $value & $bit ? $_ : "-$_";
229 }
230 }
231
232 join " ", @res
233 }
234
235 sub load_ref($) {
236 my ($path) = @_;
237
238 open my $fh, "<:raw:perlio", $path
239 or die "$path: $!";
240 local $/;
241
242 thaw <$fh>
243 }
244
245 sub save_ref($$) {
246 my ($ref, $path) = @_;
247
248 open my $fh, ">:raw:perlio", "$path~"
249 or die "$path~: $!";
250 print $fh freeze $ref;
251 close $fh;
252 rename "$path~", $path
253 or die "$path: $!";
254 }
255
256 my %attack_mask = (
257 physical => 0x00000001,
258 magic => 0x00000002,
259 fire => 0x00000004,
260 electricity => 0x00000008,
261 cold => 0x00000010,
262 confusion => 0x00000020,
263 acid => 0x00000040,
264 drain => 0x00000080,
265 weaponmagic => 0x00000100,
266 ghosthit => 0x00000200,
267 poison => 0x00000400,
268 slow => 0x00000800,
269 paralyze => 0x00001000,
270 turn_undead => 0x00002000,
271 fear => 0x00004000,
272 cancellation => 0x00008000,
273 deplete => 0x00010000,
274 death => 0x00020000,
275 chaos => 0x00040000,
276 counterspell => 0x00080000,
277 godpower => 0x00100000,
278 holyword => 0x00200000,
279 blind => 0x00400000,
280 internal => 0x00800000,
281 life_stealing => 0x01000000,
282 disease => 0x02000000,
283 );
284
285 sub _add_resist($$$) {
286 my ($ob, $mask, $value) = @_;
287
288 while (my ($k, $v) = each %attack_mask) {
289 $ob->{"resist_$k"} = min 100, max -100, $ob->{"resist_$k"} + $value if $mask & $v;
290 }
291 }
292
293 my %MATERIAL = reverse
294 paper => 1,
295 iron => 2,
296 glass => 4,
297 leather => 8,
298 wood => 16,
299 organic => 32,
300 stone => 64,
301 cloth => 128,
302 adamant => 256,
303 liquid => 512,
304 tin => 1024,
305 bone => 2048,
306 ice => 4096,
307
308 # guesses
309 runestone => 12,
310 bronze => 18,
311 "ancient wood" => 20,
312 glass => 36,
313 marble => 66,
314 ice => 68,
315 stone => 70,
316 stone => 80,
317 cloth => 136,
318 ironwood => 144,
319 adamantium => 258,
320 glacium => 260,
321 blood => 544,
322 ;
323
324 # object as in "Object xxx", i.e. archetypes
325 sub normalize_object($) {
326 my ($ob) = @_;
327
328 # convert material bitset to materialname, if possible
329 if (exists $ob->{material}) {
330 if (!$ob->{material}) {
331 delete $ob->{material};
332 } elsif (exists $ob->{materialname}) {
333 if ($MATERIAL{$ob->{material}} eq $ob->{materialname}) {
334 delete $ob->{material};
335 } else {
336 warn "object $ob->{_name} has both materialname ($ob->{materialname}) and material ($ob->{material}) set.\n";
337 delete $ob->{material}; # assume materilname is more specific and nuke material
338 }
339 } elsif (my $name = $MATERIAL{$ob->{material}}) {
340 delete $ob->{material};
341 $ob->{materialname} = $name;
342 } else {
343 warn "object $ob->{_name} has unknown material ($ob->{material}) set.\n";
344 }
345 }
346
347 # nuke outdated or never supported fields
348 delete @$ob{qw(
349 can_knockback can_parry can_impale can_cut can_dam_armour
350 can_apply pass_thru can_pass_thru
351 )};
352
353 if (my $mask = delete $ob->{immune} ) { _add_resist $ob, $mask, 100; }
354 if (my $mask = delete $ob->{protected} ) { _add_resist $ob, $mask, 30; }
355 if (my $mask = delete $ob->{vulnerable}) { _add_resist $ob, $mask, -100; }
356
357 # convert movement strings to bitsets
358 for my $attr (keys %FIELD_MOVEMENT) {
359 next unless exists $ob->{$attr};
360
361 $ob->{$attr} = new Crossfire::MoveType $ob->{$attr};
362 }
363
364 # convert outdated movement flags to new movement sets
365 if (defined (my $v = delete $ob->{no_pass})) {
366 $ob->{move_block} = new Crossfire::MoveType $v ? "all" : "";
367 }
368 if (defined (my $v = delete $ob->{slow_move})) {
369 $ob->{move_slow} += "walk";
370 $ob->{move_slow_penalty} = $v;
371 }
372 if (defined (my $v = delete $ob->{walk_on})) {
373 $ob->{move_on} ||= new Crossfire::MoveType; if ($v) { $ob->{move_on} += "walk" } else { $ob->{move_on} -= "walk" }
374 }
375 if (defined (my $v = delete $ob->{walk_off})) {
376 $ob->{move_off} ||= new Crossfire::MoveType; if ($v) { $ob->{move_off} += "walk" } else { $ob->{move_off} -= "walk" }
377 }
378 if (defined (my $v = delete $ob->{fly_on})) {
379 $ob->{move_on} ||= new Crossfire::MoveType; if ($v) { $ob->{move_on} += "fly_low" } else { $ob->{move_on} -= "fly_low" }
380 }
381 if (defined (my $v = delete $ob->{fly_off})) {
382 $ob->{move_off} ||= new Crossfire::MoveType; if ($v) { $ob->{move_off} += "fly_low" } else { $ob->{move_off} -= "fly_low" }
383 }
384 if (defined (my $v = delete $ob->{flying})) {
385 $ob->{move_type} ||= new Crossfire::MoveType; if ($v) { $ob->{move_type} += "fly_low" } else { $ob->{move_type} -= "fly_low" }
386 }
387
388 # convert idiotic event_xxx things into objects
389 while (my ($event, $subtype) = each %EVENT_TYPE) {
390 if (exists $ob->{"event_${event}_plugin"}) {
391 push @{$ob->{inventory}}, {
392 _name => "event_$event",
393 title => delete $ob->{"event_${event}_plugin"},
394 slaying => delete $ob->{"event_${event}"},
395 name => delete $ob->{"event_${event}_options"},
396 };
397 }
398 }
399
400 # some archetypes had "+3" instead of the canonical "3", so fix
401 $ob->{dam} *= 1 if exists $ob->{dam};
402
403 $ob
404 }
405
406 # arch as in "arch xxx", ie.. objects
407 sub normalize_arch($) {
408 my ($ob) = @_;
409
410 normalize_object $ob;
411
412 my $arch = $ARCH{$ob->{_name}}
413 or (warn "$ob->{_name}: no such archetype", return $ob);
414
415 if ($arch->{type} == 22) { # map
416 my %normalize = (
417 "enter_x" => "hp",
418 "enter_y" => "sp",
419 "width" => "x",
420 "height" => "y",
421 "reset_timeout" => "weight",
422 "swap_time" => "value",
423 "difficulty" => "level",
424 "darkness" => "invisible",
425 "fixed_resettime" => "stand_still",
426 );
427
428 while (my ($k2, $k1) = each %normalize) {
429 if (defined (my $v = delete $ob->{$k1})) {
430 $ob->{$k2} = $v;
431 }
432 }
433 } else {
434 # if value matches archetype default, delete
435 while (my ($k, $v) = each %$ob) {
436 if (exists $arch->{$k} and $arch->{$k} eq $v) {
437 next if $k eq "_name";
438 delete $ob->{$k};
439 }
440 }
441 }
442
443 # a speciality for the editor
444 if (exists $ob->{attack_movement}) {
445 my $am = delete $ob->{attack_movement};
446 $ob->{attack_movement_bits_0_3} = $am & 15;
447 $ob->{attack_movement_bits_4_7} = $am & 240;
448 }
449
450 $ob
451 }
452
453 sub attr_thaw($) {
454 my ($ob) = @_;
455
456 $ob->{attach} = from_json $ob->{attach}
457 if exists $ob->{attach};
458
459 $ob
460 }
461
462 sub attr_freeze($) {
463 my ($ob) = @_;
464
465 $ob->{attach} = Crossfire::to_json $ob->{attach}
466 if exists $ob->{attach};
467
468 $ob
469 }
470
471 sub read_pak($) {
472 my ($path) = @_;
473
474 my %pak;
475
476 open my $fh, "<:raw:perlio", $path
477 or Carp::croak "$_[0]: $!";
478 binmode $fh;
479 while (<$fh>) {
480 my ($type, $id, $len, $path) = split;
481 $path =~ s/.*\///;
482 read $fh, $pak{$path}, $len;
483 }
484
485 \%pak
486 }
487
488 sub read_arch($;$) {
489 my ($path, $toplevel) = @_;
490
491 my %arc;
492 my ($more, $prev);
493 my $comment;
494
495 open my $fh, "<:raw:perlio:utf8", $path
496 or Carp::croak "$path: $!";
497
498 # binmode $fh;
499
500 my $parse_block; $parse_block = sub {
501 my %arc = @_;
502
503 while (<$fh>) {
504 s/\s+$//;
505 if (/^end$/i) {
506 last;
507
508 } elsif (/^arch (\S+)$/i) {
509 push @{ $arc{inventory} }, attr_thaw normalize_arch $parse_block->(_name => $1);
510
511 } elsif (/^lore$/i) {
512 while (<$fh>) {
513 last if /^endlore\s*$/i;
514 $arc{lore} .= $_;
515 }
516 } elsif (/^msg$/i) {
517 while (<$fh>) {
518 last if /^endmsg\s*$/i;
519 $arc{msg} .= $_;
520 }
521 } elsif (/^anim$/i) {
522 while (<$fh>) {
523 last if /^mina\s*$/i;
524 chomp;
525 push @{ $arc{anim} }, $_;
526 }
527 } elsif (/^(\S+)\s*(.*)$/) {
528 $arc{lc $1} = $2;
529 } elsif (/^\s*#/) {
530 $arc{_comment} .= "$_\n";
531
532 } elsif (/^\s*$/) {
533 #
534 } else {
535 warn "$path: unparsable line '$_' in arch $arc{_name}";
536 }
537 }
538
539 \%arc
540 };
541
542 while (<$fh>) {
543 s/\s+$//;
544 if (/^more$/i) {
545 $more = $prev;
546 } elsif (/^object (\S+)$/i) {
547 my $name = $1;
548 my $arc = attr_thaw normalize_object $parse_block->(_name => $name, _comment => $comment);
549 undef $comment;
550 delete $arc{_comment} unless length $arc{_comment};
551 $arc->{_atype} = 'object';
552
553 if ($more) {
554 $more->{more} = $arc;
555 } else {
556 $arc{$name} = $arc;
557 }
558 $prev = $arc;
559 $more = undef;
560 } elsif (/^arch (\S+)$/i) {
561 my $name = $1;
562 my $arc = attr_thaw normalize_arch $parse_block->(_name => $name, _comment => $comment);
563 undef $comment;
564 delete $arc{_comment} unless length $arc{_comment};
565 $arc->{_atype} = 'arch';
566
567 if ($more) {
568 $more->{more} = $arc;
569 } else {
570 push @{ $arc{arch} }, $arc;
571 }
572 $prev = $arc;
573 $more = undef;
574 } elsif ($toplevel && /^(\S+)\s+(.*)$/) {
575 if ($1 eq "lev_array") {
576 while (<$fh>) {
577 last if /^endplst\s*$/;
578 push @{$toplevel->{lev_array}}, $_+0;
579 }
580 } else {
581 $toplevel->{$1} = $2;
582 }
583 } elsif (/^\s*#/) {
584 $comment .= "$_\n";
585 } elsif (/^\s*($|#)/) {
586 #
587 } else {
588 die "$path: unparseable top-level line '$_'";
589 }
590 }
591
592 undef $parse_block; # work around bug in perl not freeing $fh etc.
593
594 \%arc
595 }
596
597 sub archlist_to_string {
598 my ($arch) = @_;
599
600 my $str;
601
602 my $append; $append = sub {
603 my %a = %{$_[0]};
604
605 Crossfire::attr_freeze \%a;
606 Crossfire::normalize_arch \%a;
607
608 # undo the bit-split we did before
609 if (exists $a{attack_movement_bits_0_3} or exists $a{attack_movement_bits_4_7}) {
610 $a{attack_movement} = (delete $a{attack_movement_bits_0_3})
611 | (delete $a{attack_movement_bits_4_7});
612 }
613
614 if (my $comment = delete $a{_comment}) {
615 if ($comment =~ /[^\n\s#]/) {
616 $str .= $comment;
617 }
618 }
619
620 $str .= ((exists $a{_atype}) ? $a{_atype} : 'arch'). " $a{_name}\n";
621
622 my $inv = delete $a{inventory};
623 my $more = delete $a{more}; # arches do not support 'more', but old maps can contain some
624 my $anim = delete $a{anim};
625
626 if ($a{_atype} eq 'object') {
627 $str .= join "\n", "anim", @$anim, "mina\n"
628 if $anim;
629 }
630
631 my @kv;
632
633 for ($a{_name} eq "map"
634 ? @Crossfire::FIELD_ORDER_MAP
635 : @Crossfire::FIELD_ORDER) {
636 push @kv, [$_, delete $a{$_}]
637 if exists $a{$_};
638 }
639
640 for (sort keys %a) {
641 next if /^_/; # ignore our _-keys
642 push @kv, [$_, delete $a{$_}];
643 }
644
645 for (@kv) {
646 my ($k, $v) = @$_;
647
648 if (my $end = $Crossfire::FIELD_MULTILINE{$k}) {
649 $v =~ s/\n$//;
650 $str .= "$k\n$v\n$end\n";
651 } else {
652 $str .= "$k $v\n";
653 }
654 }
655
656 if ($inv) {
657 $append->($_) for @$inv;
658 }
659
660 $str .= "end\n";
661
662 if ($a{_atype} eq 'object') {
663 if ($more) {
664 $str .= "more\n";
665 $append->($more) if $more;
666 } else {
667 $str .= "\n";
668 }
669 }
670 };
671
672 for (@$arch) {
673 $append->($_);
674 }
675
676 $str
677 }
678
679 # put all archs into a hash with editor_face as it's key
680 # NOTE: the arrays in the hash values are references to
681 # the archs from $ARCH
682 sub editor_archs {
683 my %paths;
684
685 for (keys %ARCH) {
686 my $arch = $ARCH{$_};
687 push @{$paths{$arch->{editor_folder}}}, $arch;
688 }
689
690 \%paths
691 }
692
693 =item ($minx, $miny, $maxx, $maxy) = arch_extents $arch
694
695 arch_extents determines the extents of the given arch's face(s), linked
696 faces and single faces are handled here it returns (minx, miny, maxx,
697 maxy)
698
699 =cut
700
701 sub arch_extents {
702 my ($a) = @_;
703
704 my $o = $ARCH{$a->{_name}}
705 or return;
706
707 my $face = $FACE{$a->{face} || $o->{face} || "blank.111"};
708 unless ($face) {
709 $face = $FACE{"blank.x11"}
710 or (warn "no face data found for arch '$a->{_name}'"), return;
711 }
712
713 if ($face->{w} > 1 || $face->{h} > 1) {
714 # bigface
715 return (0, 0, $face->{w} - 1, $face->{h} - 1);
716
717 } elsif ($o->{more}) {
718 # linked face
719 my ($minx, $miny, $maxx, $maxy) = ($o->{x}, $o->{y}) x 2;
720
721 for (; $o; $o = $o->{more}) {
722 $minx = min $minx, $o->{x};
723 $miny = min $miny, $o->{y};
724 $maxx = max $maxx, $o->{x};
725 $maxy = max $maxy, $o->{y};
726 }
727
728 return ($minx, $miny, $maxx, $maxy);
729
730 } else {
731 # single face
732 return (0, 0, 0, 0);
733 }
734 }
735
736 =item $type = arch_attr $arch
737
738 Returns a hashref describing the object and its attributes. It can contain
739 the following keys:
740
741 name the name, suitable for display purposes
742 ignore
743 attr
744 desc
745 use
746 section => [name => \%attr, name => \%attr]
747 import
748
749 =cut
750
751 sub arch_attr($) {
752 my ($obj) = @_;
753
754 require Crossfire::Data;
755
756 my $root;
757 my $attr = { };
758
759 my $arch = $ARCH{ $obj->{_name} };
760 my $type = $obj->{type} || $arch->{type};
761
762 if ($type > 0) {
763 $root = $Crossfire::Data::ATTR{$type};
764 } else {
765 my %a = (%$arch, %$obj);
766
767 if ($a{is_floor} && !$a{alive}) {
768 $root = $Crossfire::Data::TYPE{Floor};
769 } elsif (!$a{is_floor} && $a{alive} && !$a{tear_down}) {
770 $root = $Crossfire::Data::TYPE{"Monster & NPC"};
771 } elsif (!$a{is_floor} && !$a{alive} && $a{move_block}) {
772 $root = $Crossfire::Data::TYPE{Wall};
773 } elsif (!$a{is_floor} && $a{alive} && $a{tear_down}) {
774 $root = $Crossfire::Data::TYPE{"Weak Wall"};
775 } else {
776 $root = $Crossfire::Data::TYPE{Misc};
777 }
778 }
779
780 my @import = ($root);
781
782 unshift @import, \%Crossfire::Data::DEFAULT_ATTR
783 unless $type == 116;
784
785 my (%ignore);
786 my (@section_order, %section, @attr_order);
787
788 while (my $type = shift @import) {
789 push @import, @{$type->{import} || []};
790
791 $attr->{$_} ||= $type->{$_}
792 for qw(name desc use);
793
794 for (@{$type->{ignore} || []}) {
795 $ignore{$_}++ for ref $_ ? @$_ : $_;
796 }
797
798 for ([general => ($type->{attr} || [])], @{$type->{section} || []}) {
799 my ($name, $attr) = @$_;
800 push @section_order, $name;
801 for (@$attr) {
802 my ($k, $v) = @$_;
803 push @attr_order, $k;
804 $section{$name}{$k} ||= $v;
805 }
806 }
807 }
808
809 $attr->{section} = [
810 map !exists $section{$_} ? () : do {
811 my $attr = delete $section{$_};
812
813 [
814 $_,
815 map exists $attr->{$_} && !$ignore{$_}
816 ? [$_ => delete $attr->{$_}] : (),
817 @attr_order
818 ]
819 },
820
821 exists $section{$_} ? [$_ => delete $section{$_}] : (),
822 @section_order
823 ];
824
825 $attr
826 }
827
828 sub cache_file($$&&) {
829 my ($src, $cache, $load, $create) = @_;
830
831 my ($size, $mtime) = (stat $src)[7,9]
832 or Carp::croak "$src: $!";
833
834 if (-e $cache) {
835 my $ref = eval { load_ref $cache };
836
837 if ($ref->{version} == 1
838 && $ref->{size} == $size
839 && $ref->{mtime} == $mtime
840 && eval { $load->($ref->{data}); 1 }) {
841 return;
842 }
843 }
844
845 my $ref = {
846 version => 1,
847 size => $size,
848 mtime => $mtime,
849 data => $create->(),
850 };
851
852 $load->($ref->{data});
853
854 save_ref $ref, $cache;
855 }
856
857 =item set_libdir $path
858
859 Sets the library directory to the given path
860 (default: $ENV{CROSSFIRE_LIBDIR}).
861
862 You have to (re-)load the archetypes and tilecache manually after steting
863 the library path.
864
865 =cut
866
867 sub set_libdir($) {
868 $LIB = $_[0];
869 }
870
871 =item load_archetypes
872
873 (Re-)Load archetypes into %ARCH.
874
875 =cut
876
877 sub load_archetypes() {
878 cache_file "$LIB/archetypes", "$VARDIR/archetypes.pst", sub {
879 *ARCH = $_[0];
880 }, sub {
881 read_arch "$LIB/archetypes"
882 };
883 }
884
885 =item load_tilecache
886
887 (Re-)Load %TILE and %FACE.
888
889 =cut
890
891 sub load_tilecache() {
892 require Gtk2;
893
894 cache_file "$LIB/crossfire.0", "$VARDIR/tilecache.pst", sub {
895 $TILE = new_from_file Gtk2::Gdk::Pixbuf "$VARDIR/tilecache.png"
896 or die "$VARDIR/tilecache.png: $!";
897 *FACE = $_[0];
898 }, sub {
899 my $tile = read_pak "$LIB/crossfire.0";
900
901 my %cache;
902
903 my $idx = 0;
904
905 for my $name (sort keys %$tile) {
906 my $pb = new Gtk2::Gdk::PixbufLoader;
907 $pb->write ($tile->{$name});
908 $pb->close;
909 my $pb = $pb->get_pixbuf;
910
911 my $tile = $cache{$name} = {
912 pb => $pb,
913 idx => $idx,
914 w => int $pb->get_width / TILESIZE,
915 h => int $pb->get_height / TILESIZE,
916 };
917
918
919 $idx += $tile->{w} * $tile->{h};
920 }
921
922 my $pb = new Gtk2::Gdk::Pixbuf "rgb", 1, 8, 64 * TILESIZE, TILESIZE * int +($idx + 63) / 64;
923
924 while (my ($name, $tile) = each %cache) {
925 my $tpb = delete $tile->{pb};
926 my $ofs = $tile->{idx};
927
928 for my $x (0 .. $tile->{w} - 1) {
929 for my $y (0 .. $tile->{h} - 1) {
930 my $idx = $ofs + $x + $y * $tile->{w};
931 $tpb->copy_area ($x * TILESIZE, $y * TILESIZE, TILESIZE, TILESIZE,
932 $pb, ($idx % 64) * TILESIZE, TILESIZE * int $idx / 64);
933 }
934 }
935 }
936
937 $pb->save ("$VARDIR/tilecache.png", "png", compression => 1);
938
939 \%cache
940 };
941 }
942
943 =head1 AUTHOR
944
945 Marc Lehmann <schmorp@schmorp.de>
946 http://home.schmorp.de/
947
948 Robin Redeker <elmex@ta-sa.org>
949 http://www.ta-sa.org/
950
951 =cut
952
953 1