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/cvs/deliantra/Deliantra/Deliantra.pm
Revision: 1.142
Committed: Sat May 15 00:30:53 2010 UTC (14 years ago) by root
Branch: MAIN
Changes since 1.141: +2 -1 lines
Log Message:
move music to the map header top

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 = '1.30';
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
62 region music
63 shopitems shopgreed shopmin shopmax shoprace
64 darkness width height enter_x enter_y msg maplore
65 unique template
66 outdoor temp pressure humid windspeed winddir sky nosmooth
67 tile_path_1 tile_path_2 tile_path_3 tile_path_4
68 ));
69
70 our @FIELD_ORDER = (qw(
71 inherit
72
73 elevation
74
75 name name_pl custom_name attach title race
76 slaying skill msg lore other_arch
77 sound sound_destroy face animation is_animated
78 magicmap smoothlevel smoothface
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 tresure_env 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 precious
118
119 body_range body_arm body_torso body_head body_neck body_skill
120 body_finger body_shoulder body_foot body_hand body_wrist body_waist
121 ));
122
123 our %EVENT_TYPE = (
124 apply => 1,
125 attack => 2,
126 death => 3,
127 drop => 4,
128 pickup => 5,
129 say => 6,
130 stop => 7,
131 time => 8,
132 throw => 9,
133 trigger => 10,
134 close => 11,
135 timer => 12,
136 );
137
138 sub MOVE_WALK (){ 0x01 }
139 sub MOVE_FLY_LOW (){ 0x02 }
140 sub MOVE_FLY_HIGH (){ 0x04 }
141 sub MOVE_FLYING (){ 0x06 }
142 sub MOVE_SWIM (){ 0x08 }
143 sub MOVE_BOAT (){ 0x10 }
144 sub MOVE_SHIP (){ 0x20 }
145 sub MOVE_KNOWN (){ 0x3f } # all of above
146 sub MOVE_ALL (){ 0x10000 } # very special value
147
148 our %MOVE_TYPE = (
149 walk => MOVE_WALK,
150 fly_low => MOVE_FLY_LOW,
151 fly_high => MOVE_FLY_HIGH,
152 flying => MOVE_FLYING,
153 swim => MOVE_SWIM,
154 boat => MOVE_BOAT,
155 ship => MOVE_SHIP,
156 all => MOVE_ALL,
157 );
158
159 our @MOVE_TYPE = qw(all walk flying fly_low fly_high swim boat ship);
160
161 {
162 package Deliantra::MoveType;
163
164 use overload
165 '=' => sub { bless [@{$_[0]}], ref $_[0] },
166 '""' => \&as_string,
167 '>=' => sub { $_[0][0] & $MOVE_TYPE{$_[1]} ? $_[0][1] & $MOVE_TYPE{$_[1]} : undef },
168 '<=' => sub {
169 ($_[0][0] & $MOVE_TYPE{$_[1]}) == $MOVE_TYPE{$_[1]}
170 ? $_[0][1] & $MOVE_TYPE{$_[1]}
171 : undef
172 },
173 '+=' => sub { $_[0][0] |= $MOVE_TYPE{$_[1]}; $_[0][1] |= $MOVE_TYPE{$_[1]}; &normalise },
174 '-=' => sub { $_[0][0] |= $MOVE_TYPE{$_[1]}; $_[0][1] &= ~$MOVE_TYPE{$_[1]}; &normalise },
175 '/=' => sub { $_[0][0] &= ~$MOVE_TYPE{$_[1]}; &normalise },
176 'x=' => sub { # toggle between off, + and -
177 my $cur = $_[0] >= $_[1];
178 if (!defined $cur) {
179 if ($_[0] >= "all") {
180 $_[0] -= $_[1];
181 } else {
182 $_[0] += $_[1];
183 }
184 } elsif ($cur) {
185 $_[0] -= $_[1];
186 } else {
187 $_[0] /= $_[1];
188 }
189
190 $_[0]
191 },
192 'eq' => sub { "$_[0]" eq "$_[1]" },
193 'ne' => sub { "$_[0]" ne "$_[1]" },
194 ;
195
196 sub TO_JSON {
197 $_[0][0]
198 }
199 }
200
201 sub Deliantra::MoveType::new {
202 my ($class, $string) = @_;
203
204 my $mask;
205 my $value;
206
207 if ($string =~ /^\s*\d+\s*$/) {
208 $mask = MOVE_ALL;
209 $value = $string+0;
210 } else {
211 for (split /\s+/, lc $string) {
212 if (s/^-//) {
213 $mask |= $MOVE_TYPE{$_};
214 $value &= ~$MOVE_TYPE{$_};
215 } else {
216 $mask |= $MOVE_TYPE{$_};
217 $value |= $MOVE_TYPE{$_};
218 }
219 }
220 }
221
222 (bless [$mask, $value], $class)->normalise
223 }
224
225 sub Deliantra::MoveType::normalise {
226 my ($self) = @_;
227
228 if ($self->[0] & MOVE_ALL) {
229 my $mask = ~(($self->[1] & MOVE_ALL ? $self->[1] : ~$self->[1]) & $self->[0] & ~MOVE_ALL);
230 $self->[0] &= $mask;
231 $self->[1] &= $mask;
232 }
233
234 $self->[1] &= $self->[0];
235
236 $self
237 }
238
239 sub Deliantra::MoveType::as_string {
240 my ($self) = @_;
241
242 my @res;
243
244 my ($mask, $value) = @$self;
245
246 for (@Deliantra::MOVE_TYPE) {
247 my $bit = $Deliantra::MOVE_TYPE{$_};
248 if (($mask & $bit) == $bit && (($value & $bit) == $bit || ($value & $bit) == 0)) {
249 $mask &= ~$bit;
250 push @res, $value & $bit ? $_ : "-$_";
251 }
252 }
253
254 join " ", @res
255 }
256
257 sub load_ref($) {
258 my ($path) = @_;
259
260 open my $fh, "<:raw:perlio", $path
261 or die "$path: $!";
262 local $/;
263
264 thaw <$fh>
265 }
266
267 sub save_ref($$) {
268 my ($ref, $path) = @_;
269
270 open my $fh, ">:raw:perlio", "$path~"
271 or die "$path~: $!";
272 print $fh freeze $ref;
273 close $fh;
274 rename "$path~", $path
275 or die "$path: $!";
276 }
277
278 my %attack_mask = (
279 physical => 0x00000001,
280 magic => 0x00000002,
281 fire => 0x00000004,
282 electricity => 0x00000008,
283 cold => 0x00000010,
284 confusion => 0x00000020,
285 acid => 0x00000040,
286 drain => 0x00000080,
287 weaponmagic => 0x00000100,
288 ghosthit => 0x00000200,
289 poison => 0x00000400,
290 slow => 0x00000800,
291 paralyze => 0x00001000,
292 turn_undead => 0x00002000,
293 fear => 0x00004000,
294 cancellation => 0x00008000,
295 deplete => 0x00010000,
296 death => 0x00020000,
297 chaos => 0x00040000,
298 counterspell => 0x00080000,
299 godpower => 0x00100000,
300 holyword => 0x00200000,
301 blind => 0x00400000,
302 internal => 0x00800000,
303 life_stealing => 0x01000000,
304 disease => 0x02000000,
305 );
306
307 sub _add_resist($$$) {
308 my ($ob, $mask, $value) = @_;
309
310 while (my ($k, $v) = each %attack_mask) {
311 $ob->{"resist_$k"} = min 100, max -100, $ob->{"resist_$k"} + $value if $mask & $v;
312 }
313 }
314
315 my %MATERIAL = reverse
316 paper => 1,
317 iron => 2,
318 glass => 4,
319 leather => 8,
320 wood => 16,
321 organic => 32,
322 stone => 64,
323 cloth => 128,
324 adamant => 256,
325 liquid => 512,
326 tin => 1024,
327 bone => 2048,
328 ice => 4096,
329
330 # guesses
331 runestone => 12,
332 bronze => 18,
333 "ancient wood" => 20,
334 glass => 36,
335 marble => 66,
336 ice => 68,
337 stone => 70,
338 stone => 80,
339 cloth => 136,
340 ironwood => 144,
341 adamantium => 258,
342 glacium => 260,
343 blood => 544,
344 ;
345
346 # object as in "Object xxx", i.e. archetypes
347 sub normalize_object($) {
348 my ($ob) = @_;
349
350 delete $ob->{editable}; # deprecated
351
352 # convert material bitset to materialname, if possible
353 if (exists $ob->{material}) {
354 if (!$ob->{material}) {
355 delete $ob->{material};
356 } elsif (exists $ob->{materialname}) {
357 if ($MATERIAL{$ob->{material}} eq $ob->{materialname}) {
358 delete $ob->{material};
359 } else {
360 warn "object $ob->{_name} has both materialname ($ob->{materialname}) and material ($ob->{material}) set.\n";
361 delete $ob->{material}; # assume materilname is more specific and nuke material
362 }
363 } elsif (my $name = $MATERIAL{$ob->{material}}) {
364 delete $ob->{material};
365 $ob->{materialname} = $name;
366 } else {
367 warn "object $ob->{_name} has unknown material ($ob->{material}) set.\n";
368 }
369 }
370
371 # check whether attachment is the same as in the archetype
372 if (exists $ob->{attach}) {
373 my $arch = $ARCH{$ob->{_name}};
374 my $js = JSON::XS->new->utf8->canonical (1);
375
376 if (defined $arch->{attach}
377 && $js->encode ($js->decode ($ob->{attach})) eq $js->encode ($arch->{attach})) {
378 delete $ob->{attach}
379 }
380 }
381
382 # color_fg is used as default for magicmap if magicmap does not exist
383 $ob->{magicmap} ||= delete $ob->{color_fg} if exists $ob->{color_fg};
384
385 # nuke outdated or never supported fields
386 delete @$ob{qw(
387 can_knockback can_parry can_impale can_cut can_dam_armour
388 can_apply pass_thru can_pass_thru color_bg color_fg
389 )};
390
391 if (my $mask = delete $ob->{immune} ) { _add_resist $ob, $mask, 100; }
392 if (my $mask = delete $ob->{protected} ) { _add_resist $ob, $mask, 30; }
393 if (my $mask = delete $ob->{vulnerable}) { _add_resist $ob, $mask, -100; }
394
395 # convert movement strings to bitsets
396 for my $attr (keys %FIELD_MOVEMENT) {
397 next unless exists $ob->{$attr};
398
399 $ob->{$attr} = new Deliantra::MoveType $ob->{$attr};
400 }
401
402 # convert outdated movement flags to new movement sets
403 if (defined (my $v = delete $ob->{no_pass})) {
404 $ob->{move_block} = new Deliantra::MoveType $v ? "all" : "0";
405 }
406 if (defined (my $v = delete $ob->{slow_move})) {
407 $ob->{move_slow} += "walk";
408 $ob->{move_slow_penalty} = $v;
409 }
410 if (defined (my $v = delete $ob->{walk_on})) {
411 $ob->{move_on} ||= new Deliantra::MoveType; if ($v) { $ob->{move_on} += "walk" } else { $ob->{move_on} -= "walk" }
412 }
413 if (defined (my $v = delete $ob->{walk_off})) {
414 $ob->{move_off} ||= new Deliantra::MoveType; if ($v) { $ob->{move_off} += "walk" } else { $ob->{move_off} -= "walk" }
415 }
416 if (defined (my $v = delete $ob->{fly_on})) {
417 $ob->{move_on} ||= new Deliantra::MoveType; if ($v) { $ob->{move_on} += "fly_low" } else { $ob->{move_on} -= "fly_low" }
418 }
419 if (defined (my $v = delete $ob->{fly_off})) {
420 $ob->{move_off} ||= new Deliantra::MoveType; if ($v) { $ob->{move_off} += "fly_low" } else { $ob->{move_off} -= "fly_low" }
421 }
422 if (defined (my $v = delete $ob->{flying})) {
423 $ob->{move_type} ||= new Deliantra::MoveType; if ($v) { $ob->{move_type} += "fly_low" } else { $ob->{move_type} -= "fly_low" }
424 }
425
426 # convert idiotic event_xxx things into objects
427 while (my ($event, $subtype) = each %EVENT_TYPE) {
428 if (exists $ob->{"event_${event}_plugin"}) {
429 push @{$ob->{inventory}}, {
430 _name => "event_$event",
431 title => delete $ob->{"event_${event}_plugin"},
432 slaying => delete $ob->{"event_${event}"},
433 name => delete $ob->{"event_${event}_options"},
434 };
435 }
436 }
437
438 # some archetypes had "+3" instead of the canonical "3", so fix
439 $ob->{dam} *= 1 if exists $ob->{dam};
440
441 $ob
442 }
443
444 # arch as in "arch xxx", ie.. objects
445 sub normalize_arch($) {
446 my ($ob) = @_;
447
448 normalize_object $ob;
449
450 return if $ob->{_atype} eq "object";
451
452 my $arch = $ARCH{$ob->{_name}}
453 or (warn "$ob->{_name}: no such archetype", return $ob);
454
455 if ($arch->{type} == 22) { # map
456 my %normalize = (
457 "enter_x" => "hp",
458 "enter_y" => "sp",
459 "width" => "x",
460 "height" => "y",
461 "reset_timeout" => "weight",
462 "swap_time" => "value",
463 "difficulty" => "level",
464 "darkness" => "invisible",
465 "fixed_resettime" => "stand_still",
466 );
467
468 while (my ($k2, $k1) = each %normalize) {
469 if (defined (my $v = delete $ob->{$k1})) {
470 $ob->{$k2} = $v;
471 }
472 }
473 } else {
474 # if value matches archetype default, delete
475 while (my ($k, $v) = each %$ob) {
476 if (exists $arch->{$k} and $arch->{$k} eq $v) {
477 next if $k eq "_name";
478 delete $ob->{$k};
479 }
480 }
481 }
482
483 # a speciality for the editor
484 if (exists $ob->{attack_movement}) {
485 my $am = delete $ob->{attack_movement};
486 $ob->{attack_movement_bits_0_3} = $am & 15;
487 $ob->{attack_movement_bits_4_7} = $am & 240;
488 }
489
490 $ob
491 }
492
493 sub attr_thaw($) {
494 my ($ob) = @_;
495
496 $ob->{attach} = decode_json $ob->{attach}
497 if exists $ob->{attach};
498
499 $ob
500 }
501
502 sub attr_freeze($) {
503 my ($ob) = @_;
504
505 $ob->{attach} = JSON::XS->new->utf8->canonical->encode ($ob->{attach})
506 if exists $ob->{attach};
507
508 $ob
509 }
510
511 sub read_pak($) {
512 my ($path) = @_;
513
514 my %pak;
515
516 open my $fh, "<:raw:perlio", $path
517 or Carp::croak "$_[0]: $!";
518 binmode $fh;
519 while (<$fh>) {
520 my ($type, $id, $len, $path) = split;
521 $path =~ s/.*\///;
522 read $fh, $pak{$path}, $len;
523 }
524
525 \%pak
526 }
527
528 sub read_arch($;$) {
529 my ($path, $toplevel) = @_;
530
531 my %arc;
532 my ($more, $prev);
533 my $comment;
534
535 open my $fh, "<:utf8", $path
536 or Carp::croak "$path: $!";
537
538 # binmode $fh;
539
540 my $parse_block; $parse_block = sub {
541 my %arc = @_;
542
543 while (<$fh>) {
544 s/\s+$//;
545 if (/^end$/i) {
546 last;
547
548 } elsif (/^arch (\S+)$/i) {
549 push @{ $arc{inventory} }, attr_thaw normalize_arch $parse_block->(_name => $1);
550
551 } elsif (/^lore$/i) {
552 while (<$fh>) {
553 last if /^endlore\s*$/i;
554 $arc{lore} .= $_;
555 }
556 } elsif (/^msg$/i) {
557 while (<$fh>) {
558 last if /^endmsg\s*$/i;
559 $arc{msg} .= $_;
560 }
561 } elsif (/^anim$/i) {
562 while (<$fh>) {
563 last if /^mina\s*$/i;
564 chomp;
565 push @{ $arc{anim} }, $_;
566 }
567 } elsif (/^(\S+)\s*(.*)$/) {
568 $arc{lc $1} = $2;
569 } elsif (/^\s*#/) {
570 $arc{_comment} .= "$_\n";
571
572 } elsif (/^\s*$/) {
573 #
574 } else {
575 warn "$path: unparsable line '$_' in arch $arc{_name}";
576 }
577 }
578
579 \%arc
580 };
581
582 while (<$fh>) {
583 s/\s+$//;
584 if (/^more$/i) {
585 $more = $prev;
586 } elsif (/^object (\S+)$/i) {
587 my $name = $1;
588 my $arc = attr_thaw normalize_object $parse_block->(_name => $name, _comment => $comment);
589 undef $comment;
590 delete $arc{_comment} unless length $arc{_comment};
591 $arc->{_atype} = 'object';
592
593 if ($more) {
594 $more->{more} = $arc;
595 } else {
596 $arc{$name} = $arc;
597 }
598 $prev = $arc;
599 $more = undef;
600 } elsif (/^arch (\S+)$/i) {
601 my $name = $1;
602 my $arc = attr_thaw normalize_arch $parse_block->(_name => $name, _comment => $comment);
603 undef $comment;
604 delete $arc{_comment} unless length $arc{_comment};
605 $arc->{_atype} = 'arch';
606
607 if ($more) {
608 $more->{more} = $arc;
609 } else {
610 push @{ $arc{arch} }, $arc;
611 }
612 $prev = $arc;
613 $more = undef;
614 } elsif ($toplevel && /^(\S+)\s+(.*)$/) {
615 if ($1 eq "lev_array") {
616 while (<$fh>) {
617 last if /^endplst\s*$/;
618 push @{$toplevel->{lev_array}}, $_+0;
619 }
620 } else {
621 $toplevel->{$1} = $2;
622 }
623 } elsif (/^\s*#/) {
624 $comment .= "$_\n";
625 } elsif (/^\s*($|#)/) {
626 #
627 } else {
628 die "$path: unparseable top-level line '$_'";
629 }
630 }
631
632 undef $parse_block; # work around bug in perl not freeing $fh etc.
633
634 \%arc
635 }
636
637 sub archlist_to_string {
638 my ($arch) = @_;
639
640 my $str;
641
642 my $append; $append = sub {
643 my %a = %{$_[0]};
644
645 Deliantra::attr_freeze \%a;
646 Deliantra::normalize_arch \%a;
647
648 # undo the bit-split we did before
649 if (exists $a{attack_movement_bits_0_3} or exists $a{attack_movement_bits_4_7}) {
650 $a{attack_movement} = (delete $a{attack_movement_bits_0_3})
651 | (delete $a{attack_movement_bits_4_7});
652 }
653
654 if (my $comment = delete $a{_comment}) {
655 if ($comment =~ /[^\n\s#]/) {
656 $str .= $comment;
657 }
658 }
659
660 $str .= ((exists $a{_atype}) ? $a{_atype} : 'arch'). " $a{_name}\n";
661
662 my $inv = delete $a{inventory};
663 my $more = delete $a{more}; # arches do not support 'more', but old maps can contain some
664 my $anim = delete $a{anim};
665
666 if ($a{_atype} eq 'object') {
667 $str .= join "\n", "anim", @$anim, "mina\n"
668 if $anim;
669 }
670
671 my @kv;
672
673 for ($a{_name} eq "map"
674 ? @Deliantra::FIELD_ORDER_MAP
675 : @Deliantra::FIELD_ORDER) {
676 push @kv, [$_, delete $a{$_}]
677 if exists $a{$_};
678 }
679
680 for (sort keys %a) {
681 next if /^_/; # ignore our _-keys
682 push @kv, [$_, delete $a{$_}];
683 }
684
685 for (@kv) {
686 my ($k, $v) = @$_;
687
688 if (my $end = $Deliantra::FIELD_MULTILINE{$k}) {
689 $v =~ s/\n$//;
690 $str .= "$k\n$v\n$end\n";
691 } else {
692 $str .= "$k $v\n";
693 }
694 }
695
696 if ($inv) {
697 $append->($_) for @$inv;
698 }
699
700 $str .= "end\n";
701
702 if ($a{_atype} eq 'object') {
703 if ($more) {
704 $str .= "more\n";
705 $append->($more) if $more;
706 } else {
707 $str .= "\n";
708 }
709 }
710 };
711
712 for (@$arch) {
713 $append->($_);
714 }
715
716 $str
717 }
718
719 # put all archs into a hash with editor_face as it's key
720 # NOTE: the arrays in the hash values are references to
721 # the archs from $ARCH
722 sub editor_archs {
723 my %paths;
724
725 for (keys %ARCH) {
726 my $arch = $ARCH{$_};
727 push @{$paths{$arch->{editor_folder}}}, $arch;
728 }
729
730 \%paths
731 }
732
733 =item ($minx, $miny, $maxx, $maxy) = arch_extents $arch
734
735 arch_extents determines the extents of the given arch's face(s), linked
736 faces and single faces are handled here it returns (minx, miny, maxx,
737 maxy)
738
739 =cut
740
741 sub arch_extents {
742 my ($a) = @_;
743
744 my $o = $ARCH{$a->{_name}}
745 or return;
746
747 my $face = $FACE{$a->{face} || $o->{face} || "blank.111"};
748 unless ($face) {
749 $face = $FACE{"blank.x11"}
750 or (warn "no face data found for arch '$a->{_name}'"), return;
751 }
752
753 if ($face->{w} > 1 || $face->{h} > 1) {
754 # bigface
755 return (0, 0, $face->{w} - 1, $face->{h} - 1);
756
757 } elsif ($o->{more}) {
758 # linked face
759 my ($minx, $miny, $maxx, $maxy) = ($o->{x}, $o->{y}) x 2;
760
761 for (; $o; $o = $o->{more}) {
762 $minx = min $minx, $o->{x};
763 $miny = min $miny, $o->{y};
764 $maxx = max $maxx, $o->{x};
765 $maxy = max $maxy, $o->{y};
766 }
767
768 return ($minx, $miny, $maxx, $maxy);
769
770 } else {
771 # single face
772 return (0, 0, 0, 0);
773 }
774 }
775
776 =item $type = arch_attr $arch
777
778 Returns a hashref describing the object and its attributes. It can contain
779 the following keys:
780
781 name the name, suitable for display purposes
782 ignore
783 attr
784 desc
785 use
786 section => [name => \%attr, name => \%attr]
787 import
788
789 =cut
790
791 sub arch_attr($) {
792 my ($obj) = @_;
793
794 require Deliantra::Data;
795
796 my $root;
797 my $attr = { };
798
799 my $arch = $ARCH{ $obj->{_name} };
800 my $type = $obj->{type} || $arch->{type};
801
802 if ($type > 0) {
803 $root = $Deliantra::Data::ATTR{$type};
804 } else {
805 my %a = (%$arch, %$obj);
806
807 if ($a{is_floor} && !$a{alive}) {
808 $root = $Deliantra::Data::TYPE{Floor};
809 } elsif (!$a{is_floor} && $a{alive} && !$a{tear_down}) {
810 $root = $Deliantra::Data::TYPE{"Monster & NPC"};
811 } elsif (!$a{is_floor} && !$a{alive} && $a{move_block}) {
812 $root = $Deliantra::Data::TYPE{Wall};
813 } elsif (!$a{is_floor} && $a{alive} && $a{tear_down}) {
814 $root = $Deliantra::Data::TYPE{"Weak Wall"};
815 } else {
816 $root = $Deliantra::Data::TYPE{Misc};
817 }
818 }
819
820 my (%ignore);
821 my @import = ($root);
822
823 my @new_import;
824 while (my $type = shift @import) {
825 # first import everything we will need:
826 push @import,
827 grep $_,
828 map $Deliantra::Data::TYPE{$_},
829 @{$type->{import} || []};
830
831 # and compute the ignored attributes
832 for (@{$type->{ignore} || []}) {
833 $ignore{$_}++ for ref $_ ? @$_ : $_;
834 }
835
836 push @new_import, $type;
837 }
838 (@import) = @new_import;
839
840 # then add defaults to the back of the list, so they are added
841 # as last resort.
842 push @import, \%Deliantra::Data::DEFAULT_ATTR
843 unless $type == 116;
844
845 my (@section_order, %section, @attr_order);
846
847 # @import = root, imported, default
848 while (my $type = pop @import) {
849 $attr->{$_} ||= $type->{$_}
850 for qw(name desc use);
851
852 for ([general => ($type->{attr} || [])], @{$type->{section} || []}) {
853 my ($name, $attr) = @$_;
854 push @section_order, $name;
855 for (@$attr) {
856 my ($k, $v) = @$_;
857 push @attr_order, $k;
858 $section{$name}{$k} = $v; # overwrite, so that the root decides
859 }
860 }
861 }
862
863 # remove ignores for "root" type
864 for (
865 map @{$_->[1]}, # section attributes
866 [general => ($root->{attr} || [])],
867 @{$root->{section} || []}
868 ) {
869 my ($k, $v) = @$_;
870 # skip fixed attributes, if they are ignored thats fine
871 next if $v->{type} eq 'fixed';
872
873 delete $ignore{$k}; # if the attributes are defined explicitly they
874 # should NOT be ignored. ignore should mainly
875 # hit imported/inherited attributes.
876 }
877
878 $attr->{section} = [
879 map !exists $section{$_} ? () : do {
880 my $attr = delete $section{$_};
881
882 [
883 $_,
884 map exists $attr->{$_} && !$ignore{$_}
885 ? [$_ => delete $attr->{$_}] : (),
886 @attr_order
887 ]
888 },
889 exists $section{$_} ? [$_ => delete $section{$_}] : (),
890 @section_order
891 ];
892
893 $attr
894 }
895
896 sub cache_file($$&&) {
897 my ($src, $cache, $load, $create) = @_;
898
899 my ($size, $mtime) = (stat $src)[7,9]
900 or Carp::croak "$src: $!";
901
902 if (-e $cache) {
903 my $ref = eval { load_ref $cache };
904
905 if ($ref->{version} == 1
906 && $ref->{size} == $size
907 && $ref->{mtime} == $mtime
908 && eval { $load->($ref->{data}); 1 }) {
909 return;
910 }
911 }
912
913 my $ref = {
914 version => 1,
915 size => $size,
916 mtime => $mtime,
917 data => $create->(),
918 };
919
920 $load->($ref->{data});
921
922 save_ref $ref, $cache;
923 }
924
925 =item set_libdir $path
926
927 Sets the library directory to the given path
928 (default: $ENV{CROSSFIRE_LIBDIR}).
929
930 You have to (re-)load the archetypes and tilecache manually after steting
931 the library path.
932
933 =cut
934
935 sub set_libdir($) {
936 $LIB = $_[0];
937 }
938
939 =item load_archetypes
940
941 (Re-)Load archetypes into %ARCH.
942
943 =cut
944
945 sub load_archetypes() {
946 cache_file "$LIB/archetypes", "$VARDIR/archetypes.pst", sub {
947 *ARCH = $_[0];
948 }, sub {
949 read_arch "$LIB/archetypes"
950 };
951 }
952
953 sub construct_tilecache_pb {
954 my ($idx, $cache) = @_;
955
956 my $pb = new Gtk2::Gdk::Pixbuf "rgb", 1, 8, CACHESTRIDE * TILESIZE, TILESIZE * int +($idx + CACHESTRIDE - 1) / CACHESTRIDE;
957
958 while (my ($name, $tile) = each %$cache) {
959 my $tpb = delete $tile->{pb};
960 my $ofs = $tile->{idx};
961
962 for my $x (0 .. $tile->{w} - 1) {
963 for my $y (0 .. $tile->{h} - 1) {
964 my $idx = $ofs + $x + $y * $tile->{w};
965 $tpb->copy_area ($x * TILESIZE, $y * TILESIZE, TILESIZE, TILESIZE,
966 $pb, ($idx % CACHESTRIDE) * TILESIZE, TILESIZE * int $idx / CACHESTRIDE);
967 }
968 }
969 }
970
971 $pb->save ("$VARDIR/tilecache.png", "png", compression => 1);
972
973 $cache
974 }
975
976 sub use_tilecache {
977 my ($face) = @_;
978 $TILE = new_from_file Gtk2::Gdk::Pixbuf "$VARDIR/tilecache.png"
979 or die "$VARDIR/tilecache.png: $!";
980 *FACE = $_[0];
981 }
982
983 =item load_tilecache
984
985 (Re-)Load %TILE and %FACE.
986
987 =cut
988
989 sub load_tilecache() {
990 require Gtk2;
991
992 cache_file "$LIB/facedata", "$VARDIR/tilecache.pst", \&use_tilecache,
993 sub {
994 my %cache;
995 my $facedata = Storable::retrieve "$LIB/facedata";
996
997 $facedata->{version} == 2
998 or die "$LIB/facedata: version mismatch, cannot proceed.";
999
1000 my $faces = $facedata->{faceinfo};
1001 my $idx = 0;
1002
1003 for (sort keys %$faces) {
1004 my ($face, $info) = ($_, $faces->{$_});
1005
1006 my $pb = new Gtk2::Gdk::PixbufLoader;
1007 $pb->write ($info->{data32});
1008 $pb->close;
1009 my $pb = $pb->get_pixbuf;
1010
1011 my $tile = $cache{$face} = {
1012 pb => $pb,
1013 idx => $idx,
1014 w => int $pb->get_width / TILESIZE,
1015 h => int $pb->get_height / TILESIZE,
1016 };
1017
1018 $idx += $tile->{w} * $tile->{h};
1019 }
1020
1021 construct_tilecache_pb $idx, \%cache;
1022
1023 \%cache
1024 };
1025 }
1026
1027 =back
1028
1029 =head1 AUTHOR
1030
1031 Marc Lehmann <schmorp@schmorp.de>
1032 http://home.schmorp.de/
1033
1034 Robin Redeker <elmex@ta-sa.org>
1035 http://www.ta-sa.org/
1036
1037 =cut
1038
1039 1
1040