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/cvs/deliantra/Deliantra/Deliantra.pm
Revision: 1.134
Committed: Wed Oct 28 10:17:01 2009 UTC (14 years, 6 months ago) by root
Branch: MAIN
Changes since 1.133: +4 -0 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 =over 4
6
7 =cut
8
9 package Deliantra;
10
11 our $VERSION = '1.25';
12
13 use common::sense;
14
15 use base 'Exporter';
16
17 use Carp ();
18 use File::Spec;
19 use List::Util qw(min max);
20 use Storable qw(freeze thaw);
21
22 our @EXPORT = qw(
23 read_pak read_arch
24 *ARCH $TILE *FACE *FACEDATA
25 TILESIZE CACHESTRIDE
26 editor_archs arch_extents
27 );
28
29 use JSON::XS qw(decode_json encode_json);
30
31 our $LIB = $ENV{DELIANTRA_LIBDIR};
32
33 our $VARDIR = $ENV{HOME} ? "$ENV{HOME}/.deliantra"
34 : $ENV{AppData} ? "$ENV{APPDATA}/deliantra"
35 : File::Spec->tmpdir . "/deliantra";
36
37 mkdir $VARDIR, 0777;
38
39 sub TILESIZE (){ 32 }
40 sub CACHESTRIDE (){ 64 }
41
42 our %ARCH;
43 our %FACE; # face32
44 our %FACEDATA;
45 our $TILE;
46
47 our %FIELD_MULTILINE = (
48 msg => "endmsg",
49 lore => "endlore",
50 maplore => "endmaplore",
51 );
52
53 # movement bit type, PITA
54 our %FIELD_MOVEMENT = map +($_ => undef),
55 qw(move_type move_block move_allow move_on move_off move_slow);
56
57 # same as in server save routine, to (hopefully) be compatible
58 # to the other editors.
59 our @FIELD_ORDER_MAP = (qw(
60 file_format_version
61 name attach swap_time reset_timeout fixed_resettime difficulty region
62 shopitems shopgreed shopmin shopmax shoprace
63 darkness width height enter_x enter_y msg maplore
64 unique template
65 outdoor temp pressure humid windspeed winddir sky nosmooth
66 tile_path_1 tile_path_2 tile_path_3 tile_path_4
67 ));
68
69 our @FIELD_ORDER = (qw(
70 inherit
71
72 elevation
73
74 name name_pl custom_name attach title race
75 slaying skill msg lore other_arch
76 sound sound_destroy face animation is_animated
77 magicmap smoothlevel smoothface
78 str dex con wis pow cha int
79 hp maxhp sp maxsp grace maxgrace
80 exp perm_exp expmul
81 food dam luck wc ac x y speed speed_left move_state attack_movement
82 nrof level direction type subtype attacktype
83
84 resist_physical resist_magic resist_fire resist_electricity
85 resist_cold resist_confusion resist_acid resist_drain
86 resist_weaponmagic resist_ghosthit resist_poison resist_slow
87 resist_paralyze resist_turn_undead resist_fear resist_cancellation
88 resist_deplete resist_death resist_chaos resist_counterspell
89 resist_godpower resist_holyword resist_blind resist_internal
90 resist_life_stealing resist_disease
91
92 path_attuned path_repelled path_denied material materialname
93 value carrying weight invisible state magic
94 last_heal last_sp last_grace last_eat
95 connected glow_radius randomitems tresure_env npx_status npc_program
96 run_away pick_up container will_apply smoothlevel
97 current_weapon_script weapontype tooltype elevation client_type
98 item_power duration range
99 range_modifier duration_modifier dam_modifier gen_sp_armour
100 move_type move_block move_allow move_on move_off move_on move_slow move_slow_penalty
101
102 alive wiz was_wiz applied unpaid can_use_shield no_pick is_animated monster
103 friendly generator is_thrown auto_apply treasure player sold see_invisible
104 can_roll overlay_floor is_turnable is_used_up identified reflecting changing
105 splitting hitback startequip blocksview undead scared unaggressive
106 reflect_missile reflect_spell no_magic no_fix_player is_lightable tear_down
107 run_away pick_up unique no_drop can_cast_spell can_use_scroll can_use_range
108 can_use_bow can_use_armour can_use_weapon can_use_ring has_ready_range
109 has_ready_bow xrays is_floor lifesave no_strength sleep stand_still
110 random_move only_attack confused stealth cursed damned see_anywhere
111 known_magical known_cursed can_use_skill been_applied has_ready_scroll
112 can_use_rod can_use_horn make_invisible inv_locked is_wooded is_hilly
113 has_ready_skill has_ready_weapon no_skill_ident is_blind can_see_in_dark
114 is_cauldron is_dust no_steal one_hit berserk neutral no_attack no_damage
115 activate_on_push activate_on_release is_water use_content_on_gen is_buildable
116 precious
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_SHIP (){ 0x20 }
144 sub MOVE_KNOWN (){ 0x3f } # all of above
145 sub MOVE_ALL (){ 0x10000 } # very special value
146
147 our %MOVE_TYPE = (
148 walk => MOVE_WALK,
149 fly_low => MOVE_FLY_LOW,
150 fly_high => MOVE_FLY_HIGH,
151 flying => MOVE_FLYING,
152 swim => MOVE_SWIM,
153 boat => MOVE_BOAT,
154 ship => MOVE_SHIP,
155 all => MOVE_ALL,
156 );
157
158 our @MOVE_TYPE = qw(all walk flying fly_low fly_high swim boat ship);
159
160 {
161 package Deliantra::MoveType;
162
163 use overload
164 '=' => sub { bless [@{$_[0]}], ref $_[0] },
165 '""' => \&as_string,
166 '>=' => sub { $_[0][0] & $MOVE_TYPE{$_[1]} ? $_[0][1] & $MOVE_TYPE{$_[1]} : undef },
167 '+=' => sub { $_[0][0] |= $MOVE_TYPE{$_[1]}; $_[0][1] |= $MOVE_TYPE{$_[1]}; &normalise },
168 '-=' => sub { $_[0][0] |= $MOVE_TYPE{$_[1]}; $_[0][1] &= ~$MOVE_TYPE{$_[1]}; &normalise },
169 '/=' => sub { $_[0][0] &= ~$MOVE_TYPE{$_[1]}; &normalise },
170 'x=' => sub {
171 my $cur = $_[0] >= $_[1];
172 if (!defined $cur) {
173 if ($_[0] >= "all") {
174 $_[0] -= $_[1];
175 } else {
176 $_[0] += $_[1];
177 }
178 } elsif ($cur) {
179 $_[0] -= $_[1];
180 } else {
181 $_[0] /= $_[1];
182 }
183
184 $_[0]
185 },
186 'eq' => sub { "$_[0]" eq "$_[1]" },
187 'ne' => sub { "$_[0]" ne "$_[1]" },
188 ;
189
190 sub TO_JSON {
191 $_[0][0]
192 }
193 }
194
195 sub Deliantra::MoveType::new {
196 my ($class, $string) = @_;
197
198 my $mask;
199 my $value;
200
201 if ($string =~ /^\s*\d+\s*$/) {
202 $mask = MOVE_ALL;
203 $value = $string+0;
204 } else {
205 for (split /\s+/, lc $string) {
206 if (s/^-//) {
207 $mask |= $MOVE_TYPE{$_};
208 $value &= ~$MOVE_TYPE{$_};
209 } else {
210 $mask |= $MOVE_TYPE{$_};
211 $value |= $MOVE_TYPE{$_};
212 }
213 }
214 }
215
216 (bless [$mask, $value], $class)->normalise
217 }
218
219 sub Deliantra::MoveType::normalise {
220 my ($self) = @_;
221
222 if ($self->[0] & MOVE_ALL) {
223 my $mask = ~(($self->[1] & MOVE_ALL ? $self->[1] : ~$self->[1]) & $self->[0] & ~MOVE_ALL);
224 $self->[0] &= $mask;
225 $self->[1] &= $mask;
226 }
227
228 $self->[1] &= $self->[0];
229
230 $self
231 }
232
233 sub Deliantra::MoveType::as_string {
234 my ($self) = @_;
235
236 my @res;
237
238 my ($mask, $value) = @$self;
239
240 for (@Deliantra::MOVE_TYPE) {
241 my $bit = $Deliantra::MOVE_TYPE{$_};
242 if (($mask & $bit) == $bit && (($value & $bit) == $bit || ($value & $bit) == 0)) {
243 $mask &= ~$bit;
244 push @res, $value & $bit ? $_ : "-$_";
245 }
246 }
247
248 join " ", @res
249 }
250
251 sub load_ref($) {
252 my ($path) = @_;
253
254 open my $fh, "<:raw:perlio", $path
255 or die "$path: $!";
256 local $/;
257
258 thaw <$fh>
259 }
260
261 sub save_ref($$) {
262 my ($ref, $path) = @_;
263
264 open my $fh, ">:raw:perlio", "$path~"
265 or die "$path~: $!";
266 print $fh freeze $ref;
267 close $fh;
268 rename "$path~", $path
269 or die "$path: $!";
270 }
271
272 my %attack_mask = (
273 physical => 0x00000001,
274 magic => 0x00000002,
275 fire => 0x00000004,
276 electricity => 0x00000008,
277 cold => 0x00000010,
278 confusion => 0x00000020,
279 acid => 0x00000040,
280 drain => 0x00000080,
281 weaponmagic => 0x00000100,
282 ghosthit => 0x00000200,
283 poison => 0x00000400,
284 slow => 0x00000800,
285 paralyze => 0x00001000,
286 turn_undead => 0x00002000,
287 fear => 0x00004000,
288 cancellation => 0x00008000,
289 deplete => 0x00010000,
290 death => 0x00020000,
291 chaos => 0x00040000,
292 counterspell => 0x00080000,
293 godpower => 0x00100000,
294 holyword => 0x00200000,
295 blind => 0x00400000,
296 internal => 0x00800000,
297 life_stealing => 0x01000000,
298 disease => 0x02000000,
299 );
300
301 sub _add_resist($$$) {
302 my ($ob, $mask, $value) = @_;
303
304 while (my ($k, $v) = each %attack_mask) {
305 $ob->{"resist_$k"} = min 100, max -100, $ob->{"resist_$k"} + $value if $mask & $v;
306 }
307 }
308
309 my %MATERIAL = reverse
310 paper => 1,
311 iron => 2,
312 glass => 4,
313 leather => 8,
314 wood => 16,
315 organic => 32,
316 stone => 64,
317 cloth => 128,
318 adamant => 256,
319 liquid => 512,
320 tin => 1024,
321 bone => 2048,
322 ice => 4096,
323
324 # guesses
325 runestone => 12,
326 bronze => 18,
327 "ancient wood" => 20,
328 glass => 36,
329 marble => 66,
330 ice => 68,
331 stone => 70,
332 stone => 80,
333 cloth => 136,
334 ironwood => 144,
335 adamantium => 258,
336 glacium => 260,
337 blood => 544,
338 ;
339
340 # object as in "Object xxx", i.e. archetypes
341 sub normalize_object($) {
342 my ($ob) = @_;
343
344 # convert material bitset to materialname, if possible
345 if (exists $ob->{material}) {
346 if (!$ob->{material}) {
347 delete $ob->{material};
348 } elsif (exists $ob->{materialname}) {
349 if ($MATERIAL{$ob->{material}} eq $ob->{materialname}) {
350 delete $ob->{material};
351 } else {
352 warn "object $ob->{_name} has both materialname ($ob->{materialname}) and material ($ob->{material}) set.\n";
353 delete $ob->{material}; # assume materilname is more specific and nuke material
354 }
355 } elsif (my $name = $MATERIAL{$ob->{material}}) {
356 delete $ob->{material};
357 $ob->{materialname} = $name;
358 } else {
359 warn "object $ob->{_name} has unknown material ($ob->{material}) set.\n";
360 }
361 }
362
363 # check whether attachment is the same as in the archetype
364 if (exists $ob->{attach}) {
365 my $arch = $ARCH{$ob->{_name}};
366 my $js = JSON::XS->new->utf8->canonical (1);
367
368 if (defined $arch->{attach}
369 && $js->encode ($js->decode ($ob->{attach})) eq $js->encode ($arch->{attach})) {
370 delete $ob->{attach}
371 }
372 }
373
374 # color_fg is used as default for magicmap if magicmap does not exist
375 $ob->{magicmap} ||= delete $ob->{color_fg} if exists $ob->{color_fg};
376
377 # nuke outdated or never supported fields
378 delete @$ob{qw(
379 can_knockback can_parry can_impale can_cut can_dam_armour
380 can_apply pass_thru can_pass_thru color_bg color_fg
381 )};
382
383 if (my $mask = delete $ob->{immune} ) { _add_resist $ob, $mask, 100; }
384 if (my $mask = delete $ob->{protected} ) { _add_resist $ob, $mask, 30; }
385 if (my $mask = delete $ob->{vulnerable}) { _add_resist $ob, $mask, -100; }
386
387 # convert movement strings to bitsets
388 for my $attr (keys %FIELD_MOVEMENT) {
389 next unless exists $ob->{$attr};
390
391 $ob->{$attr} = new Deliantra::MoveType $ob->{$attr};
392 }
393
394 # convert outdated movement flags to new movement sets
395 if (defined (my $v = delete $ob->{no_pass})) {
396 $ob->{move_block} = new Deliantra::MoveType $v ? "all" : "0";
397 }
398 if (defined (my $v = delete $ob->{slow_move})) {
399 $ob->{move_slow} += "walk";
400 $ob->{move_slow_penalty} = $v;
401 }
402 if (defined (my $v = delete $ob->{walk_on})) {
403 $ob->{move_on} ||= new Deliantra::MoveType; if ($v) { $ob->{move_on} += "walk" } else { $ob->{move_on} -= "walk" }
404 }
405 if (defined (my $v = delete $ob->{walk_off})) {
406 $ob->{move_off} ||= new Deliantra::MoveType; if ($v) { $ob->{move_off} += "walk" } else { $ob->{move_off} -= "walk" }
407 }
408 if (defined (my $v = delete $ob->{fly_on})) {
409 $ob->{move_on} ||= new Deliantra::MoveType; if ($v) { $ob->{move_on} += "fly_low" } else { $ob->{move_on} -= "fly_low" }
410 }
411 if (defined (my $v = delete $ob->{fly_off})) {
412 $ob->{move_off} ||= new Deliantra::MoveType; if ($v) { $ob->{move_off} += "fly_low" } else { $ob->{move_off} -= "fly_low" }
413 }
414 if (defined (my $v = delete $ob->{flying})) {
415 $ob->{move_type} ||= new Deliantra::MoveType; if ($v) { $ob->{move_type} += "fly_low" } else { $ob->{move_type} -= "fly_low" }
416 }
417
418 # convert idiotic event_xxx things into objects
419 while (my ($event, $subtype) = each %EVENT_TYPE) {
420 if (exists $ob->{"event_${event}_plugin"}) {
421 push @{$ob->{inventory}}, {
422 _name => "event_$event",
423 title => delete $ob->{"event_${event}_plugin"},
424 slaying => delete $ob->{"event_${event}"},
425 name => delete $ob->{"event_${event}_options"},
426 };
427 }
428 }
429
430 # some archetypes had "+3" instead of the canonical "3", so fix
431 $ob->{dam} *= 1 if exists $ob->{dam};
432
433 $ob
434 }
435
436 # arch as in "arch xxx", ie.. objects
437 sub normalize_arch($) {
438 my ($ob) = @_;
439
440 normalize_object $ob;
441
442 return if $ob->{_atype} eq "object";
443
444 my $arch = $ARCH{$ob->{_name}}
445 or (warn "$ob->{_name}: no such archetype", return $ob);
446
447 if ($arch->{type} == 22) { # map
448 my %normalize = (
449 "enter_x" => "hp",
450 "enter_y" => "sp",
451 "width" => "x",
452 "height" => "y",
453 "reset_timeout" => "weight",
454 "swap_time" => "value",
455 "difficulty" => "level",
456 "darkness" => "invisible",
457 "fixed_resettime" => "stand_still",
458 );
459
460 while (my ($k2, $k1) = each %normalize) {
461 if (defined (my $v = delete $ob->{$k1})) {
462 $ob->{$k2} = $v;
463 }
464 }
465 } else {
466 # if value matches archetype default, delete
467 while (my ($k, $v) = each %$ob) {
468 if (exists $arch->{$k} and $arch->{$k} eq $v) {
469 next if $k eq "_name";
470 delete $ob->{$k};
471 }
472 }
473 }
474
475 # a speciality for the editor
476 if (exists $ob->{attack_movement}) {
477 my $am = delete $ob->{attack_movement};
478 $ob->{attack_movement_bits_0_3} = $am & 15;
479 $ob->{attack_movement_bits_4_7} = $am & 240;
480 }
481
482 $ob
483 }
484
485 sub attr_thaw($) {
486 my ($ob) = @_;
487
488 $ob->{attach} = decode_json $ob->{attach}
489 if exists $ob->{attach};
490
491 $ob
492 }
493
494 sub attr_freeze($) {
495 my ($ob) = @_;
496
497 $ob->{attach} = JSON::XS->new->utf8->canonical->encode ($ob->{attach})
498 if exists $ob->{attach};
499
500 $ob
501 }
502
503 sub read_pak($) {
504 my ($path) = @_;
505
506 my %pak;
507
508 open my $fh, "<:raw:perlio", $path
509 or Carp::croak "$_[0]: $!";
510 binmode $fh;
511 while (<$fh>) {
512 my ($type, $id, $len, $path) = split;
513 $path =~ s/.*\///;
514 read $fh, $pak{$path}, $len;
515 }
516
517 \%pak
518 }
519
520 sub read_arch($;$) {
521 my ($path, $toplevel) = @_;
522
523 my %arc;
524 my ($more, $prev);
525 my $comment;
526
527 open my $fh, "<:utf8", $path
528 or Carp::croak "$path: $!";
529
530 # binmode $fh;
531
532 my $parse_block; $parse_block = sub {
533 my %arc = @_;
534
535 while (<$fh>) {
536 s/\s+$//;
537 if (/^end$/i) {
538 last;
539
540 } elsif (/^arch (\S+)$/i) {
541 push @{ $arc{inventory} }, attr_thaw normalize_arch $parse_block->(_name => $1);
542
543 } elsif (/^lore$/i) {
544 while (<$fh>) {
545 last if /^endlore\s*$/i;
546 $arc{lore} .= $_;
547 }
548 } elsif (/^msg$/i) {
549 while (<$fh>) {
550 last if /^endmsg\s*$/i;
551 $arc{msg} .= $_;
552 }
553 } elsif (/^anim$/i) {
554 while (<$fh>) {
555 last if /^mina\s*$/i;
556 chomp;
557 push @{ $arc{anim} }, $_;
558 }
559 } elsif (/^(\S+)\s*(.*)$/) {
560 $arc{lc $1} = $2;
561 } elsif (/^\s*#/) {
562 $arc{_comment} .= "$_\n";
563
564 } elsif (/^\s*$/) {
565 #
566 } else {
567 warn "$path: unparsable line '$_' in arch $arc{_name}";
568 }
569 }
570
571 \%arc
572 };
573
574 while (<$fh>) {
575 s/\s+$//;
576 if (/^more$/i) {
577 $more = $prev;
578 } elsif (/^object (\S+)$/i) {
579 my $name = $1;
580 my $arc = attr_thaw normalize_object $parse_block->(_name => $name, _comment => $comment);
581 undef $comment;
582 delete $arc{_comment} unless length $arc{_comment};
583 $arc->{_atype} = 'object';
584
585 if ($more) {
586 $more->{more} = $arc;
587 } else {
588 $arc{$name} = $arc;
589 }
590 $prev = $arc;
591 $more = undef;
592 } elsif (/^arch (\S+)$/i) {
593 my $name = $1;
594 my $arc = attr_thaw normalize_arch $parse_block->(_name => $name, _comment => $comment);
595 undef $comment;
596 delete $arc{_comment} unless length $arc{_comment};
597 $arc->{_atype} = 'arch';
598
599 if ($more) {
600 $more->{more} = $arc;
601 } else {
602 push @{ $arc{arch} }, $arc;
603 }
604 $prev = $arc;
605 $more = undef;
606 } elsif ($toplevel && /^(\S+)\s+(.*)$/) {
607 if ($1 eq "lev_array") {
608 while (<$fh>) {
609 last if /^endplst\s*$/;
610 push @{$toplevel->{lev_array}}, $_+0;
611 }
612 } else {
613 $toplevel->{$1} = $2;
614 }
615 } elsif (/^\s*#/) {
616 $comment .= "$_\n";
617 } elsif (/^\s*($|#)/) {
618 #
619 } else {
620 die "$path: unparseable top-level line '$_'";
621 }
622 }
623
624 undef $parse_block; # work around bug in perl not freeing $fh etc.
625
626 \%arc
627 }
628
629 sub archlist_to_string {
630 my ($arch) = @_;
631
632 my $str;
633
634 my $append; $append = sub {
635 my %a = %{$_[0]};
636
637 Deliantra::attr_freeze \%a;
638 Deliantra::normalize_arch \%a;
639
640 # undo the bit-split we did before
641 if (exists $a{attack_movement_bits_0_3} or exists $a{attack_movement_bits_4_7}) {
642 $a{attack_movement} = (delete $a{attack_movement_bits_0_3})
643 | (delete $a{attack_movement_bits_4_7});
644 }
645
646 if (my $comment = delete $a{_comment}) {
647 if ($comment =~ /[^\n\s#]/) {
648 $str .= $comment;
649 }
650 }
651
652 $str .= ((exists $a{_atype}) ? $a{_atype} : 'arch'). " $a{_name}\n";
653
654 my $inv = delete $a{inventory};
655 my $more = delete $a{more}; # arches do not support 'more', but old maps can contain some
656 my $anim = delete $a{anim};
657
658 if ($a{_atype} eq 'object') {
659 $str .= join "\n", "anim", @$anim, "mina\n"
660 if $anim;
661 }
662
663 my @kv;
664
665 for ($a{_name} eq "map"
666 ? @Deliantra::FIELD_ORDER_MAP
667 : @Deliantra::FIELD_ORDER) {
668 push @kv, [$_, delete $a{$_}]
669 if exists $a{$_};
670 }
671
672 for (sort keys %a) {
673 next if /^_/; # ignore our _-keys
674 push @kv, [$_, delete $a{$_}];
675 }
676
677 for (@kv) {
678 my ($k, $v) = @$_;
679
680 if (my $end = $Deliantra::FIELD_MULTILINE{$k}) {
681 $v =~ s/\n$//;
682 $str .= "$k\n$v\n$end\n";
683 } else {
684 $str .= "$k $v\n";
685 }
686 }
687
688 if ($inv) {
689 $append->($_) for @$inv;
690 }
691
692 $str .= "end\n";
693
694 if ($a{_atype} eq 'object') {
695 if ($more) {
696 $str .= "more\n";
697 $append->($more) if $more;
698 } else {
699 $str .= "\n";
700 }
701 }
702 };
703
704 for (@$arch) {
705 $append->($_);
706 }
707
708 $str
709 }
710
711 # put all archs into a hash with editor_face as it's key
712 # NOTE: the arrays in the hash values are references to
713 # the archs from $ARCH
714 sub editor_archs {
715 my %paths;
716
717 for (keys %ARCH) {
718 my $arch = $ARCH{$_};
719 push @{$paths{$arch->{editor_folder}}}, $arch;
720 }
721
722 \%paths
723 }
724
725 =item ($minx, $miny, $maxx, $maxy) = arch_extents $arch
726
727 arch_extents determines the extents of the given arch's face(s), linked
728 faces and single faces are handled here it returns (minx, miny, maxx,
729 maxy)
730
731 =cut
732
733 sub arch_extents {
734 my ($a) = @_;
735
736 my $o = $ARCH{$a->{_name}}
737 or return;
738
739 my $face = $FACE{$a->{face} || $o->{face} || "blank.111"};
740 unless ($face) {
741 $face = $FACE{"blank.x11"}
742 or (warn "no face data found for arch '$a->{_name}'"), return;
743 }
744
745 if ($face->{w} > 1 || $face->{h} > 1) {
746 # bigface
747 return (0, 0, $face->{w} - 1, $face->{h} - 1);
748
749 } elsif ($o->{more}) {
750 # linked face
751 my ($minx, $miny, $maxx, $maxy) = ($o->{x}, $o->{y}) x 2;
752
753 for (; $o; $o = $o->{more}) {
754 $minx = min $minx, $o->{x};
755 $miny = min $miny, $o->{y};
756 $maxx = max $maxx, $o->{x};
757 $maxy = max $maxy, $o->{y};
758 }
759
760 return ($minx, $miny, $maxx, $maxy);
761
762 } else {
763 # single face
764 return (0, 0, 0, 0);
765 }
766 }
767
768 =item $type = arch_attr $arch
769
770 Returns a hashref describing the object and its attributes. It can contain
771 the following keys:
772
773 name the name, suitable for display purposes
774 ignore
775 attr
776 desc
777 use
778 section => [name => \%attr, name => \%attr]
779 import
780
781 =cut
782
783 sub arch_attr($) {
784 my ($obj) = @_;
785
786 require Deliantra::Data;
787
788 my $root;
789 my $attr = { };
790
791 my $arch = $ARCH{ $obj->{_name} };
792 my $type = $obj->{type} || $arch->{type};
793
794 if ($type > 0) {
795 $root = $Deliantra::Data::ATTR{$type};
796 } else {
797 my %a = (%$arch, %$obj);
798
799 if ($a{is_floor} && !$a{alive}) {
800 $root = $Deliantra::Data::TYPE{Floor};
801 } elsif (!$a{is_floor} && $a{alive} && !$a{tear_down}) {
802 $root = $Deliantra::Data::TYPE{"Monster & NPC"};
803 } elsif (!$a{is_floor} && !$a{alive} && $a{move_block}) {
804 $root = $Deliantra::Data::TYPE{Wall};
805 } elsif (!$a{is_floor} && $a{alive} && $a{tear_down}) {
806 $root = $Deliantra::Data::TYPE{"Weak Wall"};
807 } else {
808 $root = $Deliantra::Data::TYPE{Misc};
809 }
810 }
811
812 my @import = ($root);
813
814 unshift @import, \%Deliantra::Data::DEFAULT_ATTR
815 unless $type == 116;
816
817 my (%ignore);
818 my (@section_order, %section, @attr_order);
819
820 while (my $type = shift @import) {
821 push @import,
822 grep $_,
823 map $Deliantra::Data::TYPE{$_},
824 @{$type->{import} || []};
825
826 $attr->{$_} ||= $type->{$_}
827 for qw(name desc use);
828
829 for (@{$type->{ignore} || []}) {
830 $ignore{$_}++ for ref $_ ? @$_ : $_;
831 }
832
833 for ([general => ($type->{attr} || [])], @{$type->{section} || []}) {
834 my ($name, $attr) = @$_;
835 push @section_order, $name;
836 for (@$attr) {
837 my ($k, $v) = @$_;
838 push @attr_order, $k;
839 $section{$name}{$k} ||= $v;
840 }
841 }
842 }
843
844 $attr->{section} = [
845 map !exists $section{$_} ? () : do {
846 my $attr = delete $section{$_};
847
848 [
849 $_,
850 map exists $attr->{$_} && !$ignore{$_}
851 ? [$_ => delete $attr->{$_}] : (),
852 @attr_order
853 ]
854 },
855
856 exists $section{$_} ? [$_ => delete $section{$_}] : (),
857 @section_order
858 ];
859
860 $attr
861 }
862
863 sub cache_file($$&&) {
864 my ($src, $cache, $load, $create) = @_;
865
866 my ($size, $mtime) = (stat $src)[7,9]
867 or Carp::croak "$src: $!";
868
869 if (-e $cache) {
870 my $ref = eval { load_ref $cache };
871
872 if ($ref->{version} == 1
873 && $ref->{size} == $size
874 && $ref->{mtime} == $mtime
875 && eval { $load->($ref->{data}); 1 }) {
876 return;
877 }
878 }
879
880 my $ref = {
881 version => 1,
882 size => $size,
883 mtime => $mtime,
884 data => $create->(),
885 };
886
887 $load->($ref->{data});
888
889 save_ref $ref, $cache;
890 }
891
892 =item set_libdir $path
893
894 Sets the library directory to the given path
895 (default: $ENV{CROSSFIRE_LIBDIR}).
896
897 You have to (re-)load the archetypes and tilecache manually after steting
898 the library path.
899
900 =cut
901
902 sub set_libdir($) {
903 $LIB = $_[0];
904 }
905
906 =item load_archetypes
907
908 (Re-)Load archetypes into %ARCH.
909
910 =cut
911
912 sub load_archetypes() {
913 cache_file "$LIB/archetypes", "$VARDIR/archetypes.pst", sub {
914 *ARCH = $_[0];
915 }, sub {
916 read_arch "$LIB/archetypes"
917 };
918 }
919
920 sub construct_tilecache_pb {
921 my ($idx, $cache) = @_;
922
923 my $pb = new Gtk2::Gdk::Pixbuf "rgb", 1, 8, CACHESTRIDE * TILESIZE, TILESIZE * int +($idx + CACHESTRIDE - 1) / CACHESTRIDE;
924
925 while (my ($name, $tile) = each %$cache) {
926 my $tpb = delete $tile->{pb};
927 my $ofs = $tile->{idx};
928
929 for my $x (0 .. $tile->{w} - 1) {
930 for my $y (0 .. $tile->{h} - 1) {
931 my $idx = $ofs + $x + $y * $tile->{w};
932 $tpb->copy_area ($x * TILESIZE, $y * TILESIZE, TILESIZE, TILESIZE,
933 $pb, ($idx % CACHESTRIDE) * TILESIZE, TILESIZE * int $idx / CACHESTRIDE);
934 }
935 }
936 }
937
938 $pb->save ("$VARDIR/tilecache.png", "png", compression => 1);
939
940 $cache
941 }
942
943 sub use_tilecache {
944 my ($face) = @_;
945 $TILE = new_from_file Gtk2::Gdk::Pixbuf "$VARDIR/tilecache.png"
946 or die "$VARDIR/tilecache.png: $!";
947 *FACE = $_[0];
948 }
949
950 =item load_tilecache
951
952 (Re-)Load %TILE and %FACE.
953
954 =cut
955
956 sub load_tilecache() {
957 require Gtk2;
958
959 cache_file "$LIB/facedata", "$VARDIR/tilecache.pst", \&use_tilecache,
960 sub {
961 my %cache;
962 my $facedata = Storable::retrieve "$LIB/facedata";
963
964 $facedata->{version} == 2
965 or die "$LIB/facedata: version mismatch, cannot proceed.";
966
967 my $faces = $facedata->{faceinfo};
968 my $idx = 0;
969
970 for (sort keys %$faces) {
971 my ($face, $info) = ($_, $faces->{$_});
972
973 my $pb = new Gtk2::Gdk::PixbufLoader;
974 $pb->write ($info->{data32});
975 $pb->close;
976 my $pb = $pb->get_pixbuf;
977
978 my $tile = $cache{$face} = {
979 pb => $pb,
980 idx => $idx,
981 w => int $pb->get_width / TILESIZE,
982 h => int $pb->get_height / TILESIZE,
983 };
984
985 $idx += $tile->{w} * $tile->{h};
986 }
987
988 construct_tilecache_pb $idx, \%cache;
989
990 \%cache
991 };
992 }
993
994 =back
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
1007