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/cvs/deliantra/Deliantra/Deliantra.pm
Revision: 1.105
Committed: Tue Apr 17 18:50:41 2007 UTC (17 years, 1 month ago) by root
Branch: MAIN
Changes since 1.104: +2 -0 lines
Log Message:
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File Contents

# Content
1 =head1 NAME
2
3 Crossfire - Crossfire maphandling
4
5 =cut
6
7 package Crossfire;
8
9 our $VERSION = '0.98';
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::XS qw(from_json to_json);
25
26 our $LIB = $ENV{CROSSFIRE_LIBDIR};
27
28 our $VARDIR = $ENV{HOME} ? "$ENV{HOME}/.crossfire"
29 : $ENV{AppData} ? "$ENV{APPDATA}/crossfire"
30 : File::Spec->tmpdir . "/crossfire";
31
32 mkdir $VARDIR, 0777;
33
34 sub TILESIZE (){ 32 }
35
36 our %ARCH;
37 our %FACE;
38 our $TILE;
39
40 our %FIELD_MULTILINE = (
41 msg => "endmsg",
42 lore => "endlore",
43 maplore => "endmaplore",
44 );
45
46 # movement bit type, PITA
47 our %FIELD_MOVEMENT = map +($_ => undef),
48 qw(move_type move_block move_allow move_on move_off move_slow);
49
50 # same as in server save routine, to (hopefully) be compatible
51 # to the other editors.
52 our @FIELD_ORDER_MAP = (qw(
53 file_format_version
54 name attach swap_time reset_timeout fixed_resettime difficulty region
55 shopitems shopgreed shopmin shopmax shoprace
56 darkness width height enter_x enter_y msg maplore
57 unique template
58 outdoor temp pressure humid windspeed winddir sky nosmooth
59 tile_path_1 tile_path_2 tile_path_3 tile_path_4
60 ));
61
62 our @FIELD_ORDER = (qw(
63 inherit
64
65 elevation
66
67 name name_pl custom_name attach title race
68 slaying skill msg lore other_arch
69 face animation is_animated
70 magicmap smoothlevel smoothface
71 str dex con wis pow cha int
72 hp maxhp sp maxsp grace maxgrace
73 exp perm_exp expmul
74 food dam luck wc ac x y speed speed_left move_state attack_movement
75 nrof level direction type subtype attacktype
76
77 resist_physical resist_magic resist_fire resist_electricity
78 resist_cold resist_confusion resist_acid resist_drain
79 resist_weaponmagic resist_ghosthit resist_poison resist_slow
80 resist_paralyze resist_turn_undead resist_fear resist_cancellation
81 resist_deplete resist_death resist_chaos resist_counterspell
82 resist_godpower resist_holyword resist_blind resist_internal
83 resist_life_stealing resist_disease
84
85 path_attuned path_repelled path_denied material materialname
86 value carrying weight invisible state magic
87 last_heal last_sp last_grace last_eat
88 connected glow_radius randomitems npx_status npc_program
89 run_away pick_up container will_apply smoothlevel
90 current_weapon_script weapontype tooltype elevation client_type
91 item_power duration range
92 range_modifier duration_modifier dam_modifier gen_sp_armour
93 move_type move_block move_allow move_on move_off move_on move_slow move_slow_penalty
94
95 alive wiz was_wiz applied unpaid can_use_shield no_pick is_animated monster
96 friendly generator is_thrown auto_apply treasure player sold see_invisible
97 can_roll overlay_floor is_turnable is_used_up identified reflecting changing
98 splitting hitback startequip blocksview undead scared unaggressive
99 reflect_missile reflect_spell no_magic no_fix_player is_lightable tear_down
100 run_away pick_up unique no_drop can_cast_spell can_use_scroll can_use_range
101 can_use_bow can_use_armour can_use_weapon can_use_ring has_ready_range
102 has_ready_bow xrays is_floor lifesave no_strength sleep stand_still
103 random_move only_attack confused stealth cursed damned see_anywhere
104 known_magical known_cursed can_use_skill been_applied has_ready_scroll
105 can_use_rod can_use_horn make_invisible inv_locked is_wooded is_hilly
106 has_ready_skill has_ready_weapon no_skill_ident is_blind can_see_in_dark
107 is_cauldron is_dust no_steal one_hit berserk neutral no_attack no_damage
108 activate_on_push activate_on_release is_water use_content_on_gen is_buildable
109
110 body_range body_arm body_torso body_head body_neck body_skill
111 body_finger body_shoulder body_foot body_hand body_wrist body_waist
112 ));
113
114 our %EVENT_TYPE = (
115 apply => 1,
116 attack => 2,
117 death => 3,
118 drop => 4,
119 pickup => 5,
120 say => 6,
121 stop => 7,
122 time => 8,
123 throw => 9,
124 trigger => 10,
125 close => 11,
126 timer => 12,
127 );
128
129 sub MOVE_WALK (){ 0x01 }
130 sub MOVE_FLY_LOW (){ 0x02 }
131 sub MOVE_FLY_HIGH (){ 0x04 }
132 sub MOVE_FLYING (){ 0x06 }
133 sub MOVE_SWIM (){ 0x08 }
134 sub MOVE_BOAT (){ 0x10 }
135 sub MOVE_KNOWN (){ 0x1f } # all of above
136 sub MOVE_ALL (){ 0x10000 } # very special value
137
138 our %MOVE_TYPE = (
139 walk => MOVE_WALK,
140 fly_low => MOVE_FLY_LOW,
141 fly_high => MOVE_FLY_HIGH,
142 flying => MOVE_FLYING,
143 swim => MOVE_SWIM,
144 boat => MOVE_BOAT,
145 all => MOVE_ALL,
146 );
147
148 our @MOVE_TYPE = qw(all walk flying fly_low fly_high swim boat);
149
150 {
151 package Crossfire::MoveType;
152
153 use overload
154 '=' => sub { bless [@{$_[0]}], ref $_[0] },
155 '""' => \&as_string,
156 '>=' => sub { $_[0][0] & $MOVE_TYPE{$_[1]} ? $_[0][1] & $MOVE_TYPE{$_[1]} : undef },
157 '+=' => sub { $_[0][0] |= $MOVE_TYPE{$_[1]}; $_[0][1] |= $MOVE_TYPE{$_[1]}; &normalise },
158 '-=' => sub { $_[0][0] |= $MOVE_TYPE{$_[1]}; $_[0][1] &= ~$MOVE_TYPE{$_[1]}; &normalise },
159 '/=' => sub { $_[0][0] &= ~$MOVE_TYPE{$_[1]}; &normalise },
160 'x=' => sub {
161 my $cur = $_[0] >= $_[1];
162 if (!defined $cur) {
163 if ($_[0] >= "all") {
164 $_[0] -= $_[1];
165 } else {
166 $_[0] += $_[1];
167 }
168 } elsif ($cur) {
169 $_[0] -= $_[1];
170 } else {
171 $_[0] /= $_[1];
172 }
173
174 $_[0]
175 },
176 'eq' => sub { "$_[0]" eq "$_[1]" },
177 'ne' => sub { "$_[0]" ne "$_[1]" },
178 ;
179 }
180
181 sub Crossfire::MoveType::new {
182 my ($class, $string) = @_;
183
184 my $mask;
185 my $value;
186
187 if ($string =~ /^\s*\d+\s*$/) {
188 $mask = MOVE_ALL;
189 $value = $string+0;
190 } else {
191 for (split /\s+/, lc $string) {
192 if (s/^-//) {
193 $mask |= $MOVE_TYPE{$_};
194 $value &= ~$MOVE_TYPE{$_};
195 } else {
196 $mask |= $MOVE_TYPE{$_};
197 $value |= $MOVE_TYPE{$_};
198 }
199 }
200 }
201
202 (bless [$mask, $value], $class)->normalise
203 }
204
205 sub Crossfire::MoveType::normalise {
206 my ($self) = @_;
207
208 if ($self->[0] & MOVE_ALL) {
209 my $mask = ~(($self->[1] & MOVE_ALL ? $self->[1] : ~$self->[1]) & $self->[0] & ~MOVE_ALL);
210 $self->[0] &= $mask;
211 $self->[1] &= $mask;
212 }
213
214 $self->[1] &= $self->[0];
215
216 $self
217 }
218
219 sub Crossfire::MoveType::as_string {
220 my ($self) = @_;
221
222 my @res;
223
224 my ($mask, $value) = @$self;
225
226 for (@Crossfire::MOVE_TYPE) {
227 my $bit = $Crossfire::MOVE_TYPE{$_};
228 if (($mask & $bit) == $bit && (($value & $bit) == $bit || ($value & $bit) == 0)) {
229 $mask &= ~$bit;
230 push @res, $value & $bit ? $_ : "-$_";
231 }
232 }
233
234 join " ", @res
235 }
236
237 sub load_ref($) {
238 my ($path) = @_;
239
240 open my $fh, "<:raw:perlio", $path
241 or die "$path: $!";
242 local $/;
243
244 thaw <$fh>
245 }
246
247 sub save_ref($$) {
248 my ($ref, $path) = @_;
249
250 open my $fh, ">:raw:perlio", "$path~"
251 or die "$path~: $!";
252 print $fh freeze $ref;
253 close $fh;
254 rename "$path~", $path
255 or die "$path: $!";
256 }
257
258 my %attack_mask = (
259 physical => 0x00000001,
260 magic => 0x00000002,
261 fire => 0x00000004,
262 electricity => 0x00000008,
263 cold => 0x00000010,
264 confusion => 0x00000020,
265 acid => 0x00000040,
266 drain => 0x00000080,
267 weaponmagic => 0x00000100,
268 ghosthit => 0x00000200,
269 poison => 0x00000400,
270 slow => 0x00000800,
271 paralyze => 0x00001000,
272 turn_undead => 0x00002000,
273 fear => 0x00004000,
274 cancellation => 0x00008000,
275 deplete => 0x00010000,
276 death => 0x00020000,
277 chaos => 0x00040000,
278 counterspell => 0x00080000,
279 godpower => 0x00100000,
280 holyword => 0x00200000,
281 blind => 0x00400000,
282 internal => 0x00800000,
283 life_stealing => 0x01000000,
284 disease => 0x02000000,
285 );
286
287 sub _add_resist($$$) {
288 my ($ob, $mask, $value) = @_;
289
290 while (my ($k, $v) = each %attack_mask) {
291 $ob->{"resist_$k"} = min 100, max -100, $ob->{"resist_$k"} + $value if $mask & $v;
292 }
293 }
294
295 my %MATERIAL = reverse
296 paper => 1,
297 iron => 2,
298 glass => 4,
299 leather => 8,
300 wood => 16,
301 organic => 32,
302 stone => 64,
303 cloth => 128,
304 adamant => 256,
305 liquid => 512,
306 tin => 1024,
307 bone => 2048,
308 ice => 4096,
309
310 # guesses
311 runestone => 12,
312 bronze => 18,
313 "ancient wood" => 20,
314 glass => 36,
315 marble => 66,
316 ice => 68,
317 stone => 70,
318 stone => 80,
319 cloth => 136,
320 ironwood => 144,
321 adamantium => 258,
322 glacium => 260,
323 blood => 544,
324 ;
325
326 # object as in "Object xxx", i.e. archetypes
327 sub normalize_object($) {
328 my ($ob) = @_;
329
330 # convert material bitset to materialname, if possible
331 if (exists $ob->{material}) {
332 if (!$ob->{material}) {
333 delete $ob->{material};
334 } elsif (exists $ob->{materialname}) {
335 if ($MATERIAL{$ob->{material}} eq $ob->{materialname}) {
336 delete $ob->{material};
337 } else {
338 warn "object $ob->{_name} has both materialname ($ob->{materialname}) and material ($ob->{material}) set.\n";
339 delete $ob->{material}; # assume materilname is more specific and nuke material
340 }
341 } elsif (my $name = $MATERIAL{$ob->{material}}) {
342 delete $ob->{material};
343 $ob->{materialname} = $name;
344 } else {
345 warn "object $ob->{_name} has unknown material ($ob->{material}) set.\n";
346 }
347 }
348
349 # color_fg is used as default for magicmap if magicmap does not exist
350 $ob->{magicmap} ||= delete $ob->{color_fg} if exists $ob->{color_fg};
351
352 # nuke outdated or never supported fields
353 delete @$ob{qw(
354 can_knockback can_parry can_impale can_cut can_dam_armour
355 can_apply pass_thru can_pass_thru color_bg color_fg
356 )};
357
358 if (my $mask = delete $ob->{immune} ) { _add_resist $ob, $mask, 100; }
359 if (my $mask = delete $ob->{protected} ) { _add_resist $ob, $mask, 30; }
360 if (my $mask = delete $ob->{vulnerable}) { _add_resist $ob, $mask, -100; }
361
362 # convert movement strings to bitsets
363 for my $attr (keys %FIELD_MOVEMENT) {
364 next unless exists $ob->{$attr};
365
366 $ob->{$attr} = new Crossfire::MoveType $ob->{$attr};
367 }
368
369 # convert outdated movement flags to new movement sets
370 if (defined (my $v = delete $ob->{no_pass})) {
371 $ob->{move_block} = new Crossfire::MoveType $v ? "all" : "";
372 }
373 if (defined (my $v = delete $ob->{slow_move})) {
374 $ob->{move_slow} += "walk";
375 $ob->{move_slow_penalty} = $v;
376 }
377 if (defined (my $v = delete $ob->{walk_on})) {
378 $ob->{move_on} ||= new Crossfire::MoveType; if ($v) { $ob->{move_on} += "walk" } else { $ob->{move_on} -= "walk" }
379 }
380 if (defined (my $v = delete $ob->{walk_off})) {
381 $ob->{move_off} ||= new Crossfire::MoveType; if ($v) { $ob->{move_off} += "walk" } else { $ob->{move_off} -= "walk" }
382 }
383 if (defined (my $v = delete $ob->{fly_on})) {
384 $ob->{move_on} ||= new Crossfire::MoveType; if ($v) { $ob->{move_on} += "fly_low" } else { $ob->{move_on} -= "fly_low" }
385 }
386 if (defined (my $v = delete $ob->{fly_off})) {
387 $ob->{move_off} ||= new Crossfire::MoveType; if ($v) { $ob->{move_off} += "fly_low" } else { $ob->{move_off} -= "fly_low" }
388 }
389 if (defined (my $v = delete $ob->{flying})) {
390 $ob->{move_type} ||= new Crossfire::MoveType; if ($v) { $ob->{move_type} += "fly_low" } else { $ob->{move_type} -= "fly_low" }
391 }
392
393 # convert idiotic event_xxx things into objects
394 while (my ($event, $subtype) = each %EVENT_TYPE) {
395 if (exists $ob->{"event_${event}_plugin"}) {
396 push @{$ob->{inventory}}, {
397 _name => "event_$event",
398 title => delete $ob->{"event_${event}_plugin"},
399 slaying => delete $ob->{"event_${event}"},
400 name => delete $ob->{"event_${event}_options"},
401 };
402 }
403 }
404
405 # some archetypes had "+3" instead of the canonical "3", so fix
406 $ob->{dam} *= 1 if exists $ob->{dam};
407
408 $ob
409 }
410
411 # arch as in "arch xxx", ie.. objects
412 sub normalize_arch($) {
413 my ($ob) = @_;
414
415 normalize_object $ob;
416
417 my $arch = $ARCH{$ob->{_name}}
418 or (warn "$ob->{_name}: no such archetype", return $ob);
419
420 if ($arch->{type} == 22) { # map
421 my %normalize = (
422 "enter_x" => "hp",
423 "enter_y" => "sp",
424 "width" => "x",
425 "height" => "y",
426 "reset_timeout" => "weight",
427 "swap_time" => "value",
428 "difficulty" => "level",
429 "darkness" => "invisible",
430 "fixed_resettime" => "stand_still",
431 );
432
433 while (my ($k2, $k1) = each %normalize) {
434 if (defined (my $v = delete $ob->{$k1})) {
435 $ob->{$k2} = $v;
436 }
437 }
438 } else {
439 # if value matches archetype default, delete
440 while (my ($k, $v) = each %$ob) {
441 if (exists $arch->{$k} and $arch->{$k} eq $v) {
442 next if $k eq "_name";
443 delete $ob->{$k};
444 }
445 }
446 }
447
448 # a speciality for the editor
449 if (exists $ob->{attack_movement}) {
450 my $am = delete $ob->{attack_movement};
451 $ob->{attack_movement_bits_0_3} = $am & 15;
452 $ob->{attack_movement_bits_4_7} = $am & 240;
453 }
454
455 $ob
456 }
457
458 sub attr_thaw($) {
459 my ($ob) = @_;
460
461 $ob->{attach} = from_json $ob->{attach}
462 if exists $ob->{attach};
463
464 $ob
465 }
466
467 sub attr_freeze($) {
468 my ($ob) = @_;
469
470 $ob->{attach} = Crossfire::to_json $ob->{attach}
471 if exists $ob->{attach};
472
473 $ob
474 }
475
476 sub read_pak($) {
477 my ($path) = @_;
478
479 my %pak;
480
481 open my $fh, "<:raw:perlio", $path
482 or Carp::croak "$_[0]: $!";
483 binmode $fh;
484 while (<$fh>) {
485 my ($type, $id, $len, $path) = split;
486 $path =~ s/.*\///;
487 read $fh, $pak{$path}, $len;
488 }
489
490 \%pak
491 }
492
493 sub read_arch($;$) {
494 my ($path, $toplevel) = @_;
495
496 my %arc;
497 my ($more, $prev);
498 my $comment;
499
500 open my $fh, "<:raw:perlio:utf8", $path
501 or Carp::croak "$path: $!";
502
503 # binmode $fh;
504
505 my $parse_block; $parse_block = sub {
506 my %arc = @_;
507
508 while (<$fh>) {
509 s/\s+$//;
510 if (/^end$/i) {
511 last;
512
513 } elsif (/^arch (\S+)$/i) {
514 push @{ $arc{inventory} }, attr_thaw normalize_arch $parse_block->(_name => $1);
515
516 } elsif (/^lore$/i) {
517 while (<$fh>) {
518 last if /^endlore\s*$/i;
519 $arc{lore} .= $_;
520 }
521 } elsif (/^msg$/i) {
522 while (<$fh>) {
523 last if /^endmsg\s*$/i;
524 $arc{msg} .= $_;
525 }
526 } elsif (/^anim$/i) {
527 while (<$fh>) {
528 last if /^mina\s*$/i;
529 chomp;
530 push @{ $arc{anim} }, $_;
531 }
532 } elsif (/^(\S+)\s*(.*)$/) {
533 $arc{lc $1} = $2;
534 } elsif (/^\s*#/) {
535 $arc{_comment} .= "$_\n";
536
537 } elsif (/^\s*$/) {
538 #
539 } else {
540 warn "$path: unparsable line '$_' in arch $arc{_name}";
541 }
542 }
543
544 \%arc
545 };
546
547 while (<$fh>) {
548 s/\s+$//;
549 if (/^more$/i) {
550 $more = $prev;
551 } elsif (/^object (\S+)$/i) {
552 my $name = $1;
553 my $arc = attr_thaw normalize_object $parse_block->(_name => $name, _comment => $comment);
554 undef $comment;
555 delete $arc{_comment} unless length $arc{_comment};
556 $arc->{_atype} = 'object';
557
558 if ($more) {
559 $more->{more} = $arc;
560 } else {
561 $arc{$name} = $arc;
562 }
563 $prev = $arc;
564 $more = undef;
565 } elsif (/^arch (\S+)$/i) {
566 my $name = $1;
567 my $arc = attr_thaw normalize_arch $parse_block->(_name => $name, _comment => $comment);
568 undef $comment;
569 delete $arc{_comment} unless length $arc{_comment};
570 $arc->{_atype} = 'arch';
571
572 if ($more) {
573 $more->{more} = $arc;
574 } else {
575 push @{ $arc{arch} }, $arc;
576 }
577 $prev = $arc;
578 $more = undef;
579 } elsif ($toplevel && /^(\S+)\s+(.*)$/) {
580 if ($1 eq "lev_array") {
581 while (<$fh>) {
582 last if /^endplst\s*$/;
583 push @{$toplevel->{lev_array}}, $_+0;
584 }
585 } else {
586 $toplevel->{$1} = $2;
587 }
588 } elsif (/^\s*#/) {
589 $comment .= "$_\n";
590 } elsif (/^\s*($|#)/) {
591 #
592 } else {
593 die "$path: unparseable top-level line '$_'";
594 }
595 }
596
597 undef $parse_block; # work around bug in perl not freeing $fh etc.
598
599 \%arc
600 }
601
602 sub archlist_to_string {
603 my ($arch) = @_;
604
605 my $str;
606
607 my $append; $append = sub {
608 my %a = %{$_[0]};
609
610 Crossfire::attr_freeze \%a;
611 Crossfire::normalize_arch \%a;
612
613 # undo the bit-split we did before
614 if (exists $a{attack_movement_bits_0_3} or exists $a{attack_movement_bits_4_7}) {
615 $a{attack_movement} = (delete $a{attack_movement_bits_0_3})
616 | (delete $a{attack_movement_bits_4_7});
617 }
618
619 if (my $comment = delete $a{_comment}) {
620 if ($comment =~ /[^\n\s#]/) {
621 $str .= $comment;
622 }
623 }
624
625 $str .= ((exists $a{_atype}) ? $a{_atype} : 'arch'). " $a{_name}\n";
626
627 my $inv = delete $a{inventory};
628 my $more = delete $a{more}; # arches do not support 'more', but old maps can contain some
629 my $anim = delete $a{anim};
630
631 if ($a{_atype} eq 'object') {
632 $str .= join "\n", "anim", @$anim, "mina\n"
633 if $anim;
634 }
635
636 my @kv;
637
638 for ($a{_name} eq "map"
639 ? @Crossfire::FIELD_ORDER_MAP
640 : @Crossfire::FIELD_ORDER) {
641 push @kv, [$_, delete $a{$_}]
642 if exists $a{$_};
643 }
644
645 for (sort keys %a) {
646 next if /^_/; # ignore our _-keys
647 push @kv, [$_, delete $a{$_}];
648 }
649
650 for (@kv) {
651 my ($k, $v) = @$_;
652
653 if (my $end = $Crossfire::FIELD_MULTILINE{$k}) {
654 $v =~ s/\n$//;
655 $str .= "$k\n$v\n$end\n";
656 } else {
657 $str .= "$k $v\n";
658 }
659 }
660
661 if ($inv) {
662 $append->($_) for @$inv;
663 }
664
665 $str .= "end\n";
666
667 if ($a{_atype} eq 'object') {
668 if ($more) {
669 $str .= "more\n";
670 $append->($more) if $more;
671 } else {
672 $str .= "\n";
673 }
674 }
675 };
676
677 for (@$arch) {
678 $append->($_);
679 }
680
681 $str
682 }
683
684 # put all archs into a hash with editor_face as it's key
685 # NOTE: the arrays in the hash values are references to
686 # the archs from $ARCH
687 sub editor_archs {
688 my %paths;
689
690 for (keys %ARCH) {
691 my $arch = $ARCH{$_};
692 push @{$paths{$arch->{editor_folder}}}, $arch;
693 }
694
695 \%paths
696 }
697
698 =item ($minx, $miny, $maxx, $maxy) = arch_extents $arch
699
700 arch_extents determines the extents of the given arch's face(s), linked
701 faces and single faces are handled here it returns (minx, miny, maxx,
702 maxy)
703
704 =cut
705
706 sub arch_extents {
707 my ($a) = @_;
708
709 my $o = $ARCH{$a->{_name}}
710 or return;
711
712 my $face = $FACE{$a->{face} || $o->{face} || "blank.111"};
713 unless ($face) {
714 $face = $FACE{"blank.x11"}
715 or (warn "no face data found for arch '$a->{_name}'"), return;
716 }
717
718 if ($face->{w} > 1 || $face->{h} > 1) {
719 # bigface
720 return (0, 0, $face->{w} - 1, $face->{h} - 1);
721
722 } elsif ($o->{more}) {
723 # linked face
724 my ($minx, $miny, $maxx, $maxy) = ($o->{x}, $o->{y}) x 2;
725
726 for (; $o; $o = $o->{more}) {
727 $minx = min $minx, $o->{x};
728 $miny = min $miny, $o->{y};
729 $maxx = max $maxx, $o->{x};
730 $maxy = max $maxy, $o->{y};
731 }
732
733 return ($minx, $miny, $maxx, $maxy);
734
735 } else {
736 # single face
737 return (0, 0, 0, 0);
738 }
739 }
740
741 =item $type = arch_attr $arch
742
743 Returns a hashref describing the object and its attributes. It can contain
744 the following keys:
745
746 name the name, suitable for display purposes
747 ignore
748 attr
749 desc
750 use
751 section => [name => \%attr, name => \%attr]
752 import
753
754 =cut
755
756 sub arch_attr($) {
757 my ($obj) = @_;
758
759 require Crossfire::Data;
760
761 my $root;
762 my $attr = { };
763
764 my $arch = $ARCH{ $obj->{_name} };
765 my $type = $obj->{type} || $arch->{type};
766
767 if ($type > 0) {
768 $root = $Crossfire::Data::ATTR{$type};
769 } else {
770 my %a = (%$arch, %$obj);
771
772 if ($a{is_floor} && !$a{alive}) {
773 $root = $Crossfire::Data::TYPE{Floor};
774 } elsif (!$a{is_floor} && $a{alive} && !$a{tear_down}) {
775 $root = $Crossfire::Data::TYPE{"Monster & NPC"};
776 } elsif (!$a{is_floor} && !$a{alive} && $a{move_block}) {
777 $root = $Crossfire::Data::TYPE{Wall};
778 } elsif (!$a{is_floor} && $a{alive} && $a{tear_down}) {
779 $root = $Crossfire::Data::TYPE{"Weak Wall"};
780 } else {
781 $root = $Crossfire::Data::TYPE{Misc};
782 }
783 }
784
785 my @import = ($root);
786
787 unshift @import, \%Crossfire::Data::DEFAULT_ATTR
788 unless $type == 116;
789
790 my (%ignore);
791 my (@section_order, %section, @attr_order);
792
793 while (my $type = shift @import) {
794 push @import, @{$type->{import} || []};
795
796 $attr->{$_} ||= $type->{$_}
797 for qw(name desc use);
798
799 for (@{$type->{ignore} || []}) {
800 $ignore{$_}++ for ref $_ ? @$_ : $_;
801 }
802
803 for ([general => ($type->{attr} || [])], @{$type->{section} || []}) {
804 my ($name, $attr) = @$_;
805 push @section_order, $name;
806 for (@$attr) {
807 my ($k, $v) = @$_;
808 push @attr_order, $k;
809 $section{$name}{$k} ||= $v;
810 }
811 }
812 }
813
814 $attr->{section} = [
815 map !exists $section{$_} ? () : do {
816 my $attr = delete $section{$_};
817
818 [
819 $_,
820 map exists $attr->{$_} && !$ignore{$_}
821 ? [$_ => delete $attr->{$_}] : (),
822 @attr_order
823 ]
824 },
825
826 exists $section{$_} ? [$_ => delete $section{$_}] : (),
827 @section_order
828 ];
829
830 $attr
831 }
832
833 sub cache_file($$&&) {
834 my ($src, $cache, $load, $create) = @_;
835
836 my ($size, $mtime) = (stat $src)[7,9]
837 or Carp::croak "$src: $!";
838
839 if (-e $cache) {
840 my $ref = eval { load_ref $cache };
841
842 if ($ref->{version} == 1
843 && $ref->{size} == $size
844 && $ref->{mtime} == $mtime
845 && eval { $load->($ref->{data}); 1 }) {
846 return;
847 }
848 }
849
850 my $ref = {
851 version => 1,
852 size => $size,
853 mtime => $mtime,
854 data => $create->(),
855 };
856
857 $load->($ref->{data});
858
859 save_ref $ref, $cache;
860 }
861
862 =item set_libdir $path
863
864 Sets the library directory to the given path
865 (default: $ENV{CROSSFIRE_LIBDIR}).
866
867 You have to (re-)load the archetypes and tilecache manually after steting
868 the library path.
869
870 =cut
871
872 sub set_libdir($) {
873 $LIB = $_[0];
874 }
875
876 =item load_archetypes
877
878 (Re-)Load archetypes into %ARCH.
879
880 =cut
881
882 sub load_archetypes() {
883 cache_file "$LIB/archetypes", "$VARDIR/archetypes.pst", sub {
884 *ARCH = $_[0];
885 }, sub {
886 read_arch "$LIB/archetypes"
887 };
888 }
889
890 sub construct_tilecache_pb {
891 my ($idx, $cache) = @_;
892
893 my $pb = new Gtk2::Gdk::Pixbuf "rgb", 1, 8, 64 * TILESIZE, TILESIZE * int +($idx + 63) / 64;
894
895 while (my ($name, $tile) = each %$cache) {
896 my $tpb = delete $tile->{pb};
897 my $ofs = $tile->{idx};
898
899 for my $x (0 .. $tile->{w} - 1) {
900 for my $y (0 .. $tile->{h} - 1) {
901 my $idx = $ofs + $x + $y * $tile->{w};
902 $tpb->copy_area ($x * TILESIZE, $y * TILESIZE, TILESIZE, TILESIZE,
903 $pb, ($idx % 64) * TILESIZE, TILESIZE * int $idx / 64);
904 }
905 }
906 }
907
908 $pb->save ("$VARDIR/tilecache.png", "png", compression => 1);
909
910 $cache
911 }
912
913 sub use_tilecache {
914 my ($face) = @_;
915 $TILE = new_from_file Gtk2::Gdk::Pixbuf "$VARDIR/tilecache.png"
916 or die "$VARDIR/tilecache.png: $!";
917 *FACE = $_[0];
918 }
919
920 =item load_tilecache
921
922 (Re-)Load %TILE and %FACE.
923
924 =cut
925
926 sub load_tilecache() {
927 require Gtk2;
928
929 if (-e "$LIB/crossfire.0") { # Crossfire1 version
930 cache_file "$LIB/crossfire.0", "$VARDIR/tilecache.pst", \&use_tilecache,
931 sub {
932 my $tile = read_pak "$LIB/crossfire.0";
933
934 my %cache;
935
936 my $idx = 0;
937
938 for my $name (sort keys %$tile) {
939 my $pb = new Gtk2::Gdk::PixbufLoader;
940 $pb->write ($tile->{$name});
941 $pb->close;
942 my $pb = $pb->get_pixbuf;
943
944 my $tile = $cache{$name} = {
945 pb => $pb,
946 idx => $idx,
947 w => int $pb->get_width / TILESIZE,
948 h => int $pb->get_height / TILESIZE,
949 };
950
951 $idx += $tile->{w} * $tile->{h};
952 }
953
954 construct_tilecache_pb $idx, \%cache;
955
956 \%cache
957 };
958
959 } else { # Crossfire+ version
960 cache_file "$LIB/facedata", "$VARDIR/tilecache.pst", \&use_tilecache,
961 sub {
962 my %cache;
963 my $facedata = Storable::retrieve "$LIB/facedata";
964
965 $facedata->{version} == 2
966 or die "$LIB/facedata: version mismatch, cannot proceed.";
967
968 my $faces = $facedata->{faceinfo};
969 my $idx = 0;
970
971 for (sort keys %$faces) {
972 my ($face, $info) = ($_, $faces->{$_});
973
974 my $pb = new Gtk2::Gdk::PixbufLoader;
975 $pb->write ($info->{data32});
976 $pb->close;
977 my $pb = $pb->get_pixbuf;
978
979 my $tile = $cache{$face} = {
980 pb => $pb,
981 idx => $idx,
982 w => int $pb->get_width / TILESIZE,
983 h => int $pb->get_height / TILESIZE,
984 };
985
986 $idx += $tile->{w} * $tile->{h};
987 }
988
989 construct_tilecache_pb $idx, \%cache;
990
991 \%cache
992 };
993 }
994 }
995
996 =head1 AUTHOR
997
998 Marc Lehmann <schmorp@schmorp.de>
999 http://home.schmorp.de/
1000
1001 Robin Redeker <elmex@ta-sa.org>
1002 http://www.ta-sa.org/
1003
1004 =cut
1005
1006 1