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/cvs/deliantra/Deliantra/Deliantra.pm
Revision: 1.120
Committed: Wed Dec 26 18:26:15 2007 UTC (16 years, 4 months ago) by root
Branch: MAIN
Changes since 1.119: +7 -3 lines
Log Message:
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File Contents

# Content
1 =head1 NAME
2
3 Deliantra - Deliantra suppport module to read/write archetypes, maps etc.
4
5 =cut
6
7 package Deliantra;
8
9 our $VERSION = '1.14';
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
22 *ARCH $TILE *FACE *FACEDATA
23 TILESIZE CACHESTRIDE
24 editor_archs arch_extents
25 );
26
27 use JSON::XS qw(decode_json encode_json);
28
29 our $LIB = $ENV{DELIANTRA_LIBDIR} || $ENV{CROSSFIRE_LIBDIR};
30
31 our $OLDDIR = $ENV{HOME} ? "$ENV{HOME}/.crossfire"
32 : $ENV{AppData} ? "$ENV{APPDATA}/crossfire"
33 : File::Spec->tmpdir . "/crossfire";
34
35 our $VARDIR = $ENV{HOME} ? "$ENV{HOME}/.deliantra"
36 : $ENV{AppData} ? "$ENV{APPDATA}/deliantra"
37 : File::Spec->tmpdir . "/deliantra";
38
39 mkdir $VARDIR, 0777;
40
41 sub TILESIZE (){ 32 }
42 sub CACHESTRIDE (){ 64 }
43
44 our %ARCH;
45 our %FACE; # face32
46 our %FACEDATA;
47 our $TILE;
48
49 our %FIELD_MULTILINE = (
50 msg => "endmsg",
51 lore => "endlore",
52 maplore => "endmaplore",
53 );
54
55 # movement bit type, PITA
56 our %FIELD_MOVEMENT = map +($_ => undef),
57 qw(move_type move_block move_allow move_on move_off move_slow);
58
59 # same as in server save routine, to (hopefully) be compatible
60 # to the other editors.
61 our @FIELD_ORDER_MAP = (qw(
62 file_format_version
63 name attach swap_time reset_timeout fixed_resettime difficulty region
64 shopitems shopgreed shopmin shopmax shoprace
65 darkness width height enter_x enter_y msg maplore
66 unique template
67 outdoor temp pressure humid windspeed winddir sky nosmooth
68 tile_path_1 tile_path_2 tile_path_3 tile_path_4
69 ));
70
71 our @FIELD_ORDER = (qw(
72 inherit
73
74 elevation
75
76 name name_pl custom_name attach title race
77 slaying skill msg lore other_arch
78 face animation is_animated
79 magicmap smoothlevel smoothface
80 str dex con wis pow cha int
81 hp maxhp sp maxsp grace maxgrace
82 exp perm_exp expmul
83 food dam luck wc ac x y speed speed_left move_state attack_movement
84 nrof level direction type subtype attacktype
85
86 resist_physical resist_magic resist_fire resist_electricity
87 resist_cold resist_confusion resist_acid resist_drain
88 resist_weaponmagic resist_ghosthit resist_poison resist_slow
89 resist_paralyze resist_turn_undead resist_fear resist_cancellation
90 resist_deplete resist_death resist_chaos resist_counterspell
91 resist_godpower resist_holyword resist_blind resist_internal
92 resist_life_stealing resist_disease
93
94 path_attuned path_repelled path_denied material materialname
95 value carrying weight invisible state magic
96 last_heal last_sp last_grace last_eat
97 connected glow_radius randomitems tresure_env npx_status npc_program
98 run_away pick_up container will_apply smoothlevel
99 current_weapon_script weapontype tooltype elevation client_type
100 item_power duration range
101 range_modifier duration_modifier dam_modifier gen_sp_armour
102 move_type move_block move_allow move_on move_off move_on move_slow move_slow_penalty
103
104 alive wiz was_wiz applied unpaid can_use_shield no_pick is_animated monster
105 friendly generator is_thrown auto_apply treasure player sold see_invisible
106 can_roll overlay_floor is_turnable is_used_up identified reflecting changing
107 splitting hitback startequip blocksview undead scared unaggressive
108 reflect_missile reflect_spell no_magic no_fix_player is_lightable tear_down
109 run_away pick_up unique no_drop can_cast_spell can_use_scroll can_use_range
110 can_use_bow can_use_armour can_use_weapon can_use_ring has_ready_range
111 has_ready_bow xrays is_floor lifesave no_strength sleep stand_still
112 random_move only_attack confused stealth cursed damned see_anywhere
113 known_magical known_cursed can_use_skill been_applied has_ready_scroll
114 can_use_rod can_use_horn make_invisible inv_locked is_wooded is_hilly
115 has_ready_skill has_ready_weapon no_skill_ident is_blind can_see_in_dark
116 is_cauldron is_dust no_steal one_hit berserk neutral no_attack no_damage
117 activate_on_push activate_on_release is_water use_content_on_gen is_buildable
118 precious
119
120 body_range body_arm body_torso body_head body_neck body_skill
121 body_finger body_shoulder body_foot body_hand body_wrist body_waist
122 ));
123
124 our %EVENT_TYPE = (
125 apply => 1,
126 attack => 2,
127 death => 3,
128 drop => 4,
129 pickup => 5,
130 say => 6,
131 stop => 7,
132 time => 8,
133 throw => 9,
134 trigger => 10,
135 close => 11,
136 timer => 12,
137 );
138
139 sub MOVE_WALK (){ 0x01 }
140 sub MOVE_FLY_LOW (){ 0x02 }
141 sub MOVE_FLY_HIGH (){ 0x04 }
142 sub MOVE_FLYING (){ 0x06 }
143 sub MOVE_SWIM (){ 0x08 }
144 sub MOVE_BOAT (){ 0x10 }
145 sub MOVE_SHIP (){ 0x20 }
146 sub MOVE_KNOWN (){ 0x3f } # all of above
147 sub MOVE_ALL (){ 0x10000 } # very special value
148
149 our %MOVE_TYPE = (
150 walk => MOVE_WALK,
151 fly_low => MOVE_FLY_LOW,
152 fly_high => MOVE_FLY_HIGH,
153 flying => MOVE_FLYING,
154 swim => MOVE_SWIM,
155 boat => MOVE_BOAT,
156 ship => MOVE_SHIP,
157 all => MOVE_ALL,
158 );
159
160 our @MOVE_TYPE = keys %MOVE_TYPE;
161
162 {
163 package Deliantra::MoveType;
164
165 use overload
166 '=' => sub { bless [@{$_[0]}], ref $_[0] },
167 '""' => \&as_string,
168 '>=' => sub { $_[0][0] & $MOVE_TYPE{$_[1]} ? $_[0][1] & $MOVE_TYPE{$_[1]} : undef },
169 '+=' => sub { $_[0][0] |= $MOVE_TYPE{$_[1]}; $_[0][1] |= $MOVE_TYPE{$_[1]}; &normalise },
170 '-=' => sub { $_[0][0] |= $MOVE_TYPE{$_[1]}; $_[0][1] &= ~$MOVE_TYPE{$_[1]}; &normalise },
171 '/=' => sub { $_[0][0] &= ~$MOVE_TYPE{$_[1]}; &normalise },
172 'x=' => sub {
173 my $cur = $_[0] >= $_[1];
174 if (!defined $cur) {
175 if ($_[0] >= "all") {
176 $_[0] -= $_[1];
177 } else {
178 $_[0] += $_[1];
179 }
180 } elsif ($cur) {
181 $_[0] -= $_[1];
182 } else {
183 $_[0] /= $_[1];
184 }
185
186 $_[0]
187 },
188 'eq' => sub { "$_[0]" eq "$_[1]" },
189 'ne' => sub { "$_[0]" ne "$_[1]" },
190 ;
191 }
192
193 sub Deliantra::MoveType::new {
194 my ($class, $string) = @_;
195
196 my $mask;
197 my $value;
198
199 if ($string =~ /^\s*\d+\s*$/) {
200 $mask = MOVE_ALL;
201 $value = $string+0;
202 } else {
203 for (split /\s+/, lc $string) {
204 if (s/^-//) {
205 $mask |= $MOVE_TYPE{$_};
206 $value &= ~$MOVE_TYPE{$_};
207 } else {
208 $mask |= $MOVE_TYPE{$_};
209 $value |= $MOVE_TYPE{$_};
210 }
211 }
212 }
213
214 (bless [$mask, $value], $class)->normalise
215 }
216
217 sub Deliantra::MoveType::normalise {
218 my ($self) = @_;
219
220 if ($self->[0] & MOVE_ALL) {
221 my $mask = ~(($self->[1] & MOVE_ALL ? $self->[1] : ~$self->[1]) & $self->[0] & ~MOVE_ALL);
222 $self->[0] &= $mask;
223 $self->[1] &= $mask;
224 }
225
226 $self->[1] &= $self->[0];
227
228 $self
229 }
230
231 sub Deliantra::MoveType::as_string {
232 my ($self) = @_;
233
234 my @res;
235
236 my ($mask, $value) = @$self;
237
238 for (@Deliantra::MOVE_TYPE) {
239 my $bit = $Deliantra::MOVE_TYPE{$_};
240 if (($mask & $bit) == $bit && (($value & $bit) == $bit || ($value & $bit) == 0)) {
241 $mask &= ~$bit;
242 push @res, $value & $bit ? $_ : "-$_";
243 }
244 }
245
246 join " ", @res
247 }
248
249 sub load_ref($) {
250 my ($path) = @_;
251
252 open my $fh, "<:raw:perlio", $path
253 or die "$path: $!";
254 local $/;
255
256 thaw <$fh>
257 }
258
259 sub save_ref($$) {
260 my ($ref, $path) = @_;
261
262 open my $fh, ">:raw:perlio", "$path~"
263 or die "$path~: $!";
264 print $fh freeze $ref;
265 close $fh;
266 rename "$path~", $path
267 or die "$path: $!";
268 }
269
270 my %attack_mask = (
271 physical => 0x00000001,
272 magic => 0x00000002,
273 fire => 0x00000004,
274 electricity => 0x00000008,
275 cold => 0x00000010,
276 confusion => 0x00000020,
277 acid => 0x00000040,
278 drain => 0x00000080,
279 weaponmagic => 0x00000100,
280 ghosthit => 0x00000200,
281 poison => 0x00000400,
282 slow => 0x00000800,
283 paralyze => 0x00001000,
284 turn_undead => 0x00002000,
285 fear => 0x00004000,
286 cancellation => 0x00008000,
287 deplete => 0x00010000,
288 death => 0x00020000,
289 chaos => 0x00040000,
290 counterspell => 0x00080000,
291 godpower => 0x00100000,
292 holyword => 0x00200000,
293 blind => 0x00400000,
294 internal => 0x00800000,
295 life_stealing => 0x01000000,
296 disease => 0x02000000,
297 );
298
299 sub _add_resist($$$) {
300 my ($ob, $mask, $value) = @_;
301
302 while (my ($k, $v) = each %attack_mask) {
303 $ob->{"resist_$k"} = min 100, max -100, $ob->{"resist_$k"} + $value if $mask & $v;
304 }
305 }
306
307 my %MATERIAL = reverse
308 paper => 1,
309 iron => 2,
310 glass => 4,
311 leather => 8,
312 wood => 16,
313 organic => 32,
314 stone => 64,
315 cloth => 128,
316 adamant => 256,
317 liquid => 512,
318 tin => 1024,
319 bone => 2048,
320 ice => 4096,
321
322 # guesses
323 runestone => 12,
324 bronze => 18,
325 "ancient wood" => 20,
326 glass => 36,
327 marble => 66,
328 ice => 68,
329 stone => 70,
330 stone => 80,
331 cloth => 136,
332 ironwood => 144,
333 adamantium => 258,
334 glacium => 260,
335 blood => 544,
336 ;
337
338 # object as in "Object xxx", i.e. archetypes
339 sub normalize_object($) {
340 my ($ob) = @_;
341
342 # convert material bitset to materialname, if possible
343 if (exists $ob->{material}) {
344 if (!$ob->{material}) {
345 delete $ob->{material};
346 } elsif (exists $ob->{materialname}) {
347 if ($MATERIAL{$ob->{material}} eq $ob->{materialname}) {
348 delete $ob->{material};
349 } else {
350 warn "object $ob->{_name} has both materialname ($ob->{materialname}) and material ($ob->{material}) set.\n";
351 delete $ob->{material}; # assume materilname is more specific and nuke material
352 }
353 } elsif (my $name = $MATERIAL{$ob->{material}}) {
354 delete $ob->{material};
355 $ob->{materialname} = $name;
356 } else {
357 warn "object $ob->{_name} has unknown material ($ob->{material}) set.\n";
358 }
359 }
360
361 # check whether attachment is the same as in the archetype
362 if (exists $ob->{attach}) {
363 my $arch = $ARCH{$ob->{_name}};
364 my $js = JSON::XS->new->utf8->canonical (1);
365
366 if (defined $arch->{attach}
367 && $js->encode ($js->decode ($ob->{attach})) eq $js->encode ($arch->{attach})) {
368 delete $ob->{attach}
369 }
370 }
371
372 # color_fg is used as default for magicmap if magicmap does not exist
373 $ob->{magicmap} ||= delete $ob->{color_fg} if exists $ob->{color_fg};
374
375 # nuke outdated or never supported fields
376 delete @$ob{qw(
377 can_knockback can_parry can_impale can_cut can_dam_armour
378 can_apply pass_thru can_pass_thru color_bg color_fg
379 )};
380
381 if (my $mask = delete $ob->{immune} ) { _add_resist $ob, $mask, 100; }
382 if (my $mask = delete $ob->{protected} ) { _add_resist $ob, $mask, 30; }
383 if (my $mask = delete $ob->{vulnerable}) { _add_resist $ob, $mask, -100; }
384
385 # convert movement strings to bitsets
386 for my $attr (keys %FIELD_MOVEMENT) {
387 next unless exists $ob->{$attr};
388
389 $ob->{$attr} = new Deliantra::MoveType $ob->{$attr};
390 }
391
392 # convert outdated movement flags to new movement sets
393 if (defined (my $v = delete $ob->{no_pass})) {
394 $ob->{move_block} = new Deliantra::MoveType $v ? "all" : "";
395 }
396 if (defined (my $v = delete $ob->{slow_move})) {
397 $ob->{move_slow} += "walk";
398 $ob->{move_slow_penalty} = $v;
399 }
400 if (defined (my $v = delete $ob->{walk_on})) {
401 $ob->{move_on} ||= new Deliantra::MoveType; if ($v) { $ob->{move_on} += "walk" } else { $ob->{move_on} -= "walk" }
402 }
403 if (defined (my $v = delete $ob->{walk_off})) {
404 $ob->{move_off} ||= new Deliantra::MoveType; if ($v) { $ob->{move_off} += "walk" } else { $ob->{move_off} -= "walk" }
405 }
406 if (defined (my $v = delete $ob->{fly_on})) {
407 $ob->{move_on} ||= new Deliantra::MoveType; if ($v) { $ob->{move_on} += "fly_low" } else { $ob->{move_on} -= "fly_low" }
408 }
409 if (defined (my $v = delete $ob->{fly_off})) {
410 $ob->{move_off} ||= new Deliantra::MoveType; if ($v) { $ob->{move_off} += "fly_low" } else { $ob->{move_off} -= "fly_low" }
411 }
412 if (defined (my $v = delete $ob->{flying})) {
413 $ob->{move_type} ||= new Deliantra::MoveType; if ($v) { $ob->{move_type} += "fly_low" } else { $ob->{move_type} -= "fly_low" }
414 }
415
416 # convert idiotic event_xxx things into objects
417 while (my ($event, $subtype) = each %EVENT_TYPE) {
418 if (exists $ob->{"event_${event}_plugin"}) {
419 push @{$ob->{inventory}}, {
420 _name => "event_$event",
421 title => delete $ob->{"event_${event}_plugin"},
422 slaying => delete $ob->{"event_${event}"},
423 name => delete $ob->{"event_${event}_options"},
424 };
425 }
426 }
427
428 # some archetypes had "+3" instead of the canonical "3", so fix
429 $ob->{dam} *= 1 if exists $ob->{dam};
430
431 $ob
432 }
433
434 # arch as in "arch xxx", ie.. objects
435 sub normalize_arch($) {
436 my ($ob) = @_;
437
438 normalize_object $ob;
439
440 my $arch = $ARCH{$ob->{_name}}
441 or (warn "$ob->{_name}: no such archetype", return $ob);
442
443 if ($arch->{type} == 22) { # map
444 my %normalize = (
445 "enter_x" => "hp",
446 "enter_y" => "sp",
447 "width" => "x",
448 "height" => "y",
449 "reset_timeout" => "weight",
450 "swap_time" => "value",
451 "difficulty" => "level",
452 "darkness" => "invisible",
453 "fixed_resettime" => "stand_still",
454 );
455
456 while (my ($k2, $k1) = each %normalize) {
457 if (defined (my $v = delete $ob->{$k1})) {
458 $ob->{$k2} = $v;
459 }
460 }
461 } else {
462 # if value matches archetype default, delete
463 while (my ($k, $v) = each %$ob) {
464 if (exists $arch->{$k} and $arch->{$k} eq $v) {
465 next if $k eq "_name";
466 delete $ob->{$k};
467 }
468 }
469 }
470
471 # a speciality for the editor
472 if (exists $ob->{attack_movement}) {
473 my $am = delete $ob->{attack_movement};
474 $ob->{attack_movement_bits_0_3} = $am & 15;
475 $ob->{attack_movement_bits_4_7} = $am & 240;
476 }
477
478 $ob
479 }
480
481 sub attr_thaw($) {
482 my ($ob) = @_;
483
484 $ob->{attach} = decode_json $ob->{attach}
485 if exists $ob->{attach};
486
487 $ob
488 }
489
490 sub attr_freeze($) {
491 my ($ob) = @_;
492
493 $ob->{attach} = Deliantra::encode_json $ob->{attach}
494 if exists $ob->{attach};
495
496 $ob
497 }
498
499 sub read_pak($) {
500 my ($path) = @_;
501
502 my %pak;
503
504 open my $fh, "<:raw:perlio", $path
505 or Carp::croak "$_[0]: $!";
506 binmode $fh;
507 while (<$fh>) {
508 my ($type, $id, $len, $path) = split;
509 $path =~ s/.*\///;
510 read $fh, $pak{$path}, $len;
511 }
512
513 \%pak
514 }
515
516 sub read_arch($;$) {
517 my ($path, $toplevel) = @_;
518
519 my %arc;
520 my ($more, $prev);
521 my $comment;
522
523 open my $fh, "<:raw:perlio:utf8", $path
524 or Carp::croak "$path: $!";
525
526 # binmode $fh;
527
528 my $parse_block; $parse_block = sub {
529 my %arc = @_;
530
531 while (<$fh>) {
532 s/\s+$//;
533 if (/^end$/i) {
534 last;
535
536 } elsif (/^arch (\S+)$/i) {
537 push @{ $arc{inventory} }, attr_thaw normalize_arch $parse_block->(_name => $1);
538
539 } elsif (/^lore$/i) {
540 while (<$fh>) {
541 last if /^endlore\s*$/i;
542 $arc{lore} .= $_;
543 }
544 } elsif (/^msg$/i) {
545 while (<$fh>) {
546 last if /^endmsg\s*$/i;
547 $arc{msg} .= $_;
548 }
549 } elsif (/^anim$/i) {
550 while (<$fh>) {
551 last if /^mina\s*$/i;
552 chomp;
553 push @{ $arc{anim} }, $_;
554 }
555 } elsif (/^(\S+)\s*(.*)$/) {
556 $arc{lc $1} = $2;
557 } elsif (/^\s*#/) {
558 $arc{_comment} .= "$_\n";
559
560 } elsif (/^\s*$/) {
561 #
562 } else {
563 warn "$path: unparsable line '$_' in arch $arc{_name}";
564 }
565 }
566
567 \%arc
568 };
569
570 while (<$fh>) {
571 s/\s+$//;
572 if (/^more$/i) {
573 $more = $prev;
574 } elsif (/^object (\S+)$/i) {
575 my $name = $1;
576 my $arc = attr_thaw normalize_object $parse_block->(_name => $name, _comment => $comment);
577 undef $comment;
578 delete $arc{_comment} unless length $arc{_comment};
579 $arc->{_atype} = 'object';
580
581 if ($more) {
582 $more->{more} = $arc;
583 } else {
584 $arc{$name} = $arc;
585 }
586 $prev = $arc;
587 $more = undef;
588 } elsif (/^arch (\S+)$/i) {
589 my $name = $1;
590 my $arc = attr_thaw normalize_arch $parse_block->(_name => $name, _comment => $comment);
591 undef $comment;
592 delete $arc{_comment} unless length $arc{_comment};
593 $arc->{_atype} = 'arch';
594
595 if ($more) {
596 $more->{more} = $arc;
597 } else {
598 push @{ $arc{arch} }, $arc;
599 }
600 $prev = $arc;
601 $more = undef;
602 } elsif ($toplevel && /^(\S+)\s+(.*)$/) {
603 if ($1 eq "lev_array") {
604 while (<$fh>) {
605 last if /^endplst\s*$/;
606 push @{$toplevel->{lev_array}}, $_+0;
607 }
608 } else {
609 $toplevel->{$1} = $2;
610 }
611 } elsif (/^\s*#/) {
612 $comment .= "$_\n";
613 } elsif (/^\s*($|#)/) {
614 #
615 } else {
616 die "$path: unparseable top-level line '$_'";
617 }
618 }
619
620 undef $parse_block; # work around bug in perl not freeing $fh etc.
621
622 \%arc
623 }
624
625 sub archlist_to_string {
626 my ($arch) = @_;
627
628 my $str;
629
630 my $append; $append = sub {
631 my %a = %{$_[0]};
632
633 Deliantra::attr_freeze \%a;
634 Deliantra::normalize_arch \%a;
635
636 # undo the bit-split we did before
637 if (exists $a{attack_movement_bits_0_3} or exists $a{attack_movement_bits_4_7}) {
638 $a{attack_movement} = (delete $a{attack_movement_bits_0_3})
639 | (delete $a{attack_movement_bits_4_7});
640 }
641
642 if (my $comment = delete $a{_comment}) {
643 if ($comment =~ /[^\n\s#]/) {
644 $str .= $comment;
645 }
646 }
647
648 $str .= ((exists $a{_atype}) ? $a{_atype} : 'arch'). " $a{_name}\n";
649
650 my $inv = delete $a{inventory};
651 my $more = delete $a{more}; # arches do not support 'more', but old maps can contain some
652 my $anim = delete $a{anim};
653
654 if ($a{_atype} eq 'object') {
655 $str .= join "\n", "anim", @$anim, "mina\n"
656 if $anim;
657 }
658
659 my @kv;
660
661 for ($a{_name} eq "map"
662 ? @Deliantra::FIELD_ORDER_MAP
663 : @Deliantra::FIELD_ORDER) {
664 push @kv, [$_, delete $a{$_}]
665 if exists $a{$_};
666 }
667
668 for (sort keys %a) {
669 next if /^_/; # ignore our _-keys
670 push @kv, [$_, delete $a{$_}];
671 }
672
673 for (@kv) {
674 my ($k, $v) = @$_;
675
676 if (my $end = $Deliantra::FIELD_MULTILINE{$k}) {
677 $v =~ s/\n$//;
678 $str .= "$k\n$v\n$end\n";
679 } else {
680 $str .= "$k $v\n";
681 }
682 }
683
684 if ($inv) {
685 $append->($_) for @$inv;
686 }
687
688 $str .= "end\n";
689
690 if ($a{_atype} eq 'object') {
691 if ($more) {
692 $str .= "more\n";
693 $append->($more) if $more;
694 } else {
695 $str .= "\n";
696 }
697 }
698 };
699
700 for (@$arch) {
701 $append->($_);
702 }
703
704 $str
705 }
706
707 # put all archs into a hash with editor_face as it's key
708 # NOTE: the arrays in the hash values are references to
709 # the archs from $ARCH
710 sub editor_archs {
711 my %paths;
712
713 for (keys %ARCH) {
714 my $arch = $ARCH{$_};
715 push @{$paths{$arch->{editor_folder}}}, $arch;
716 }
717
718 \%paths
719 }
720
721 =item ($minx, $miny, $maxx, $maxy) = arch_extents $arch
722
723 arch_extents determines the extents of the given arch's face(s), linked
724 faces and single faces are handled here it returns (minx, miny, maxx,
725 maxy)
726
727 =cut
728
729 sub arch_extents {
730 my ($a) = @_;
731
732 my $o = $ARCH{$a->{_name}}
733 or return;
734
735 my $face = $FACE{$a->{face} || $o->{face} || "blank.111"};
736 unless ($face) {
737 $face = $FACE{"blank.x11"}
738 or (warn "no face data found for arch '$a->{_name}'"), return;
739 }
740
741 if ($face->{w} > 1 || $face->{h} > 1) {
742 # bigface
743 return (0, 0, $face->{w} - 1, $face->{h} - 1);
744
745 } elsif ($o->{more}) {
746 # linked face
747 my ($minx, $miny, $maxx, $maxy) = ($o->{x}, $o->{y}) x 2;
748
749 for (; $o; $o = $o->{more}) {
750 $minx = min $minx, $o->{x};
751 $miny = min $miny, $o->{y};
752 $maxx = max $maxx, $o->{x};
753 $maxy = max $maxy, $o->{y};
754 }
755
756 return ($minx, $miny, $maxx, $maxy);
757
758 } else {
759 # single face
760 return (0, 0, 0, 0);
761 }
762 }
763
764 =item $type = arch_attr $arch
765
766 Returns a hashref describing the object and its attributes. It can contain
767 the following keys:
768
769 name the name, suitable for display purposes
770 ignore
771 attr
772 desc
773 use
774 section => [name => \%attr, name => \%attr]
775 import
776
777 =cut
778
779 sub arch_attr($) {
780 my ($obj) = @_;
781
782 require Deliantra::Data;
783
784 my $root;
785 my $attr = { };
786
787 my $arch = $ARCH{ $obj->{_name} };
788 my $type = $obj->{type} || $arch->{type};
789
790 if ($type > 0) {
791 $root = $Deliantra::Data::ATTR{$type};
792 } else {
793 my %a = (%$arch, %$obj);
794
795 if ($a{is_floor} && !$a{alive}) {
796 $root = $Deliantra::Data::TYPE{Floor};
797 } elsif (!$a{is_floor} && $a{alive} && !$a{tear_down}) {
798 $root = $Deliantra::Data::TYPE{"Monster & NPC"};
799 } elsif (!$a{is_floor} && !$a{alive} && $a{move_block}) {
800 $root = $Deliantra::Data::TYPE{Wall};
801 } elsif (!$a{is_floor} && $a{alive} && $a{tear_down}) {
802 $root = $Deliantra::Data::TYPE{"Weak Wall"};
803 } else {
804 $root = $Deliantra::Data::TYPE{Misc};
805 }
806 }
807
808 my @import = ($root);
809
810 unshift @import, \%Deliantra::Data::DEFAULT_ATTR
811 unless $type == 116;
812
813 my (%ignore);
814 my (@section_order, %section, @attr_order);
815
816 while (my $type = shift @import) {
817 push @import,
818 grep $_,
819 map $Deliantra::Data::TYPE{$_},
820 @{$type->{import} || []};
821
822 $attr->{$_} ||= $type->{$_}
823 for qw(name desc use);
824
825 for (@{$type->{ignore} || []}) {
826 $ignore{$_}++ for ref $_ ? @$_ : $_;
827 }
828
829 for ([general => ($type->{attr} || [])], @{$type->{section} || []}) {
830 my ($name, $attr) = @$_;
831 push @section_order, $name;
832 for (@$attr) {
833 my ($k, $v) = @$_;
834 push @attr_order, $k;
835 $section{$name}{$k} ||= $v;
836 }
837 }
838 }
839
840 $attr->{section} = [
841 map !exists $section{$_} ? () : do {
842 my $attr = delete $section{$_};
843
844 [
845 $_,
846 map exists $attr->{$_} && !$ignore{$_}
847 ? [$_ => delete $attr->{$_}] : (),
848 @attr_order
849 ]
850 },
851
852 exists $section{$_} ? [$_ => delete $section{$_}] : (),
853 @section_order
854 ];
855
856 $attr
857 }
858
859 sub cache_file($$&&) {
860 my ($src, $cache, $load, $create) = @_;
861
862 my ($size, $mtime) = (stat $src)[7,9]
863 or Carp::croak "$src: $!";
864
865 if (-e $cache) {
866 my $ref = eval { load_ref $cache };
867
868 if ($ref->{version} == 1
869 && $ref->{size} == $size
870 && $ref->{mtime} == $mtime
871 && eval { $load->($ref->{data}); 1 }) {
872 return;
873 }
874 }
875
876 my $ref = {
877 version => 1,
878 size => $size,
879 mtime => $mtime,
880 data => $create->(),
881 };
882
883 $load->($ref->{data});
884
885 save_ref $ref, $cache;
886 }
887
888 =item set_libdir $path
889
890 Sets the library directory to the given path
891 (default: $ENV{CROSSFIRE_LIBDIR}).
892
893 You have to (re-)load the archetypes and tilecache manually after steting
894 the library path.
895
896 =cut
897
898 sub set_libdir($) {
899 $LIB = $_[0];
900 }
901
902 =item load_archetypes
903
904 (Re-)Load archetypes into %ARCH.
905
906 =cut
907
908 sub load_archetypes() {
909 cache_file "$LIB/archetypes", "$VARDIR/archetypes.pst", sub {
910 *ARCH = $_[0];
911 }, sub {
912 read_arch "$LIB/archetypes"
913 };
914 }
915
916 sub construct_tilecache_pb {
917 my ($idx, $cache) = @_;
918
919 my $pb = new Gtk2::Gdk::Pixbuf "rgb", 1, 8, CACHESTRIDE * TILESIZE, TILESIZE * int +($idx + CACHESTRIDE - 1) / CACHESTRIDE;
920
921 while (my ($name, $tile) = each %$cache) {
922 my $tpb = delete $tile->{pb};
923 my $ofs = $tile->{idx};
924
925 for my $x (0 .. $tile->{w} - 1) {
926 for my $y (0 .. $tile->{h} - 1) {
927 my $idx = $ofs + $x + $y * $tile->{w};
928 $tpb->copy_area ($x * TILESIZE, $y * TILESIZE, TILESIZE, TILESIZE,
929 $pb, ($idx % CACHESTRIDE) * TILESIZE, TILESIZE * int $idx / CACHESTRIDE);
930 }
931 }
932 }
933
934 $pb->save ("$VARDIR/tilecache.png", "png", compression => 1);
935
936 $cache
937 }
938
939 sub use_tilecache {
940 my ($face) = @_;
941 $TILE = new_from_file Gtk2::Gdk::Pixbuf "$VARDIR/tilecache.png"
942 or die "$VARDIR/tilecache.png: $!";
943 *FACE = $_[0];
944 }
945
946 =item load_tilecache
947
948 (Re-)Load %TILE and %FACE.
949
950 =cut
951
952 sub load_tilecache() {
953 require Gtk2;
954
955 cache_file "$LIB/facedata", "$VARDIR/tilecache.pst", \&use_tilecache,
956 sub {
957 my %cache;
958 my $facedata = Storable::retrieve "$LIB/facedata";
959
960 $facedata->{version} == 2
961 or die "$LIB/facedata: version mismatch, cannot proceed.";
962
963 my $faces = $facedata->{faceinfo};
964 my $idx = 0;
965
966 for (sort keys %$faces) {
967 my ($face, $info) = ($_, $faces->{$_});
968
969 my $pb = new Gtk2::Gdk::PixbufLoader;
970 $pb->write ($info->{data32});
971 $pb->close;
972 my $pb = $pb->get_pixbuf;
973
974 my $tile = $cache{$face} = {
975 pb => $pb,
976 idx => $idx,
977 w => int $pb->get_width / TILESIZE,
978 h => int $pb->get_height / TILESIZE,
979 };
980
981 $idx += $tile->{w} * $tile->{h};
982 }
983
984 construct_tilecache_pb $idx, \%cache;
985
986 \%cache
987 };
988 }
989
990 =head1 AUTHOR
991
992 Marc Lehmann <schmorp@schmorp.de>
993 http://home.schmorp.de/
994
995 Robin Redeker <elmex@ta-sa.org>
996 http://www.ta-sa.org/
997
998 =cut
999
1000 1
1001