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/cvs/deliantra/Deliantra/Deliantra.pm
Revision: 1.132
Committed: Wed Sep 2 22:38:57 2009 UTC (14 years, 8 months ago) by root
Branch: MAIN
CVS Tags: rel-1_25
Changes since 1.131: +2 -2 lines
Log Message:
xxx

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 = '1.25';
10
11 use common::sense;
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};
30
31 our $VARDIR = $ENV{HOME} ? "$ENV{HOME}/.deliantra"
32 : $ENV{AppData} ? "$ENV{APPDATA}/deliantra"
33 : File::Spec->tmpdir . "/deliantra";
34
35 mkdir $VARDIR, 0777;
36
37 sub TILESIZE (){ 32 }
38 sub CACHESTRIDE (){ 64 }
39
40 our %ARCH;
41 our %FACE; # face32
42 our %FACEDATA;
43 our $TILE;
44
45 our %FIELD_MULTILINE = (
46 msg => "endmsg",
47 lore => "endlore",
48 maplore => "endmaplore",
49 );
50
51 # movement bit type, PITA
52 our %FIELD_MOVEMENT = map +($_ => undef),
53 qw(move_type move_block move_allow move_on move_off move_slow);
54
55 # same as in server save routine, to (hopefully) be compatible
56 # to the other editors.
57 our @FIELD_ORDER_MAP = (qw(
58 file_format_version
59 name attach swap_time reset_timeout fixed_resettime difficulty region
60 shopitems shopgreed shopmin shopmax shoprace
61 darkness width height enter_x enter_y msg maplore
62 unique template
63 outdoor temp pressure humid windspeed winddir sky nosmooth
64 tile_path_1 tile_path_2 tile_path_3 tile_path_4
65 ));
66
67 our @FIELD_ORDER = (qw(
68 inherit
69
70 elevation
71
72 name name_pl custom_name attach title race
73 slaying skill msg lore other_arch
74 sound sound_destroy face animation is_animated
75 magicmap smoothlevel smoothface
76 str dex con wis pow cha int
77 hp maxhp sp maxsp grace maxgrace
78 exp perm_exp expmul
79 food dam luck wc ac x y speed speed_left move_state attack_movement
80 nrof level direction type subtype attacktype
81
82 resist_physical resist_magic resist_fire resist_electricity
83 resist_cold resist_confusion resist_acid resist_drain
84 resist_weaponmagic resist_ghosthit resist_poison resist_slow
85 resist_paralyze resist_turn_undead resist_fear resist_cancellation
86 resist_deplete resist_death resist_chaos resist_counterspell
87 resist_godpower resist_holyword resist_blind resist_internal
88 resist_life_stealing resist_disease
89
90 path_attuned path_repelled path_denied material materialname
91 value carrying weight invisible state magic
92 last_heal last_sp last_grace last_eat
93 connected glow_radius randomitems tresure_env npx_status npc_program
94 run_away pick_up container will_apply smoothlevel
95 current_weapon_script weapontype tooltype elevation client_type
96 item_power duration range
97 range_modifier duration_modifier dam_modifier gen_sp_armour
98 move_type move_block move_allow move_on move_off move_on move_slow move_slow_penalty
99
100 alive wiz was_wiz applied unpaid can_use_shield no_pick is_animated monster
101 friendly generator is_thrown auto_apply treasure player sold see_invisible
102 can_roll overlay_floor is_turnable is_used_up identified reflecting changing
103 splitting hitback startequip blocksview undead scared unaggressive
104 reflect_missile reflect_spell no_magic no_fix_player is_lightable tear_down
105 run_away pick_up unique no_drop can_cast_spell can_use_scroll can_use_range
106 can_use_bow can_use_armour can_use_weapon can_use_ring has_ready_range
107 has_ready_bow xrays is_floor lifesave no_strength sleep stand_still
108 random_move only_attack confused stealth cursed damned see_anywhere
109 known_magical known_cursed can_use_skill been_applied has_ready_scroll
110 can_use_rod can_use_horn make_invisible inv_locked is_wooded is_hilly
111 has_ready_skill has_ready_weapon no_skill_ident is_blind can_see_in_dark
112 is_cauldron is_dust no_steal one_hit berserk neutral no_attack no_damage
113 activate_on_push activate_on_release is_water use_content_on_gen is_buildable
114 precious
115
116 body_range body_arm body_torso body_head body_neck body_skill
117 body_finger body_shoulder body_foot body_hand body_wrist body_waist
118 ));
119
120 our %EVENT_TYPE = (
121 apply => 1,
122 attack => 2,
123 death => 3,
124 drop => 4,
125 pickup => 5,
126 say => 6,
127 stop => 7,
128 time => 8,
129 throw => 9,
130 trigger => 10,
131 close => 11,
132 timer => 12,
133 );
134
135 sub MOVE_WALK (){ 0x01 }
136 sub MOVE_FLY_LOW (){ 0x02 }
137 sub MOVE_FLY_HIGH (){ 0x04 }
138 sub MOVE_FLYING (){ 0x06 }
139 sub MOVE_SWIM (){ 0x08 }
140 sub MOVE_BOAT (){ 0x10 }
141 sub MOVE_SHIP (){ 0x20 }
142 sub MOVE_KNOWN (){ 0x3f } # all of above
143 sub MOVE_ALL (){ 0x10000 } # very special value
144
145 our %MOVE_TYPE = (
146 walk => MOVE_WALK,
147 fly_low => MOVE_FLY_LOW,
148 fly_high => MOVE_FLY_HIGH,
149 flying => MOVE_FLYING,
150 swim => MOVE_SWIM,
151 boat => MOVE_BOAT,
152 ship => MOVE_SHIP,
153 all => MOVE_ALL,
154 );
155
156 our @MOVE_TYPE = qw(all walk flying fly_low fly_high swim boat ship);
157
158 {
159 package Deliantra::MoveType;
160
161 use overload
162 '=' => sub { bless [@{$_[0]}], ref $_[0] },
163 '""' => \&as_string,
164 '>=' => sub { $_[0][0] & $MOVE_TYPE{$_[1]} ? $_[0][1] & $MOVE_TYPE{$_[1]} : undef },
165 '+=' => sub { $_[0][0] |= $MOVE_TYPE{$_[1]}; $_[0][1] |= $MOVE_TYPE{$_[1]}; &normalise },
166 '-=' => sub { $_[0][0] |= $MOVE_TYPE{$_[1]}; $_[0][1] &= ~$MOVE_TYPE{$_[1]}; &normalise },
167 '/=' => sub { $_[0][0] &= ~$MOVE_TYPE{$_[1]}; &normalise },
168 'x=' => sub {
169 my $cur = $_[0] >= $_[1];
170 if (!defined $cur) {
171 if ($_[0] >= "all") {
172 $_[0] -= $_[1];
173 } else {
174 $_[0] += $_[1];
175 }
176 } elsif ($cur) {
177 $_[0] -= $_[1];
178 } else {
179 $_[0] /= $_[1];
180 }
181
182 $_[0]
183 },
184 'eq' => sub { "$_[0]" eq "$_[1]" },
185 'ne' => sub { "$_[0]" ne "$_[1]" },
186 ;
187
188 sub TO_JSON {
189 $_[0][0]
190 }
191 }
192
193 sub Deliantra::MoveType::new {
194 my ($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 return if $ob->{_atype} eq "object";
441
442 my $arch = $ARCH{$ob->{_name}}
443 or (warn "$ob->{_name}: no such archetype", return $ob);
444
445 if ($arch->{type} == 22) { # map
446 my %normalize = (
447 "enter_x" => "hp",
448 "enter_y" => "sp",
449 "width" => "x",
450 "height" => "y",
451 "reset_timeout" => "weight",
452 "swap_time" => "value",
453 "difficulty" => "level",
454 "darkness" => "invisible",
455 "fixed_resettime" => "stand_still",
456 );
457
458 while (my ($k2, $k1) = each %normalize) {
459 if (defined (my $v = delete $ob->{$k1})) {
460 $ob->{$k2} = $v;
461 }
462 }
463 } else {
464 # if value matches archetype default, delete
465 while (my ($k, $v) = each %$ob) {
466 if (exists $arch->{$k} and $arch->{$k} eq $v) {
467 next if $k eq "_name";
468 delete $ob->{$k};
469 }
470 }
471 }
472
473 # a speciality for the editor
474 if (exists $ob->{attack_movement}) {
475 my $am = delete $ob->{attack_movement};
476 $ob->{attack_movement_bits_0_3} = $am & 15;
477 $ob->{attack_movement_bits_4_7} = $am & 240;
478 }
479
480 $ob
481 }
482
483 sub attr_thaw($) {
484 my ($ob) = @_;
485
486 $ob->{attach} = decode_json $ob->{attach}
487 if exists $ob->{attach};
488
489 $ob
490 }
491
492 sub attr_freeze($) {
493 my ($ob) = @_;
494
495 $ob->{attach} = JSON::XS->new->utf8->canonical->encode ($ob->{attach})
496 if exists $ob->{attach};
497
498 $ob
499 }
500
501 sub read_pak($) {
502 my ($path) = @_;
503
504 my %pak;
505
506 open my $fh, "<:raw:perlio", $path
507 or Carp::croak "$_[0]: $!";
508 binmode $fh;
509 while (<$fh>) {
510 my ($type, $id, $len, $path) = split;
511 $path =~ s/.*\///;
512 read $fh, $pak{$path}, $len;
513 }
514
515 \%pak
516 }
517
518 sub read_arch($;$) {
519 my ($path, $toplevel) = @_;
520
521 my %arc;
522 my ($more, $prev);
523 my $comment;
524
525 open my $fh, "<:utf8", $path
526 or Carp::croak "$path: $!";
527
528 # binmode $fh;
529
530 my $parse_block; $parse_block = sub {
531 my %arc = @_;
532
533 while (<$fh>) {
534 s/\s+$//;
535 if (/^end$/i) {
536 last;
537
538 } elsif (/^arch (\S+)$/i) {
539 push @{ $arc{inventory} }, attr_thaw normalize_arch $parse_block->(_name => $1);
540
541 } elsif (/^lore$/i) {
542 while (<$fh>) {
543 last if /^endlore\s*$/i;
544 $arc{lore} .= $_;
545 }
546 } elsif (/^msg$/i) {
547 while (<$fh>) {
548 last if /^endmsg\s*$/i;
549 $arc{msg} .= $_;
550 }
551 } elsif (/^anim$/i) {
552 while (<$fh>) {
553 last if /^mina\s*$/i;
554 chomp;
555 push @{ $arc{anim} }, $_;
556 }
557 } elsif (/^(\S+)\s*(.*)$/) {
558 $arc{lc $1} = $2;
559 } elsif (/^\s*#/) {
560 $arc{_comment} .= "$_\n";
561
562 } elsif (/^\s*$/) {
563 #
564 } else {
565 warn "$path: unparsable line '$_' in arch $arc{_name}";
566 }
567 }
568
569 \%arc
570 };
571
572 while (<$fh>) {
573 s/\s+$//;
574 if (/^more$/i) {
575 $more = $prev;
576 } elsif (/^object (\S+)$/i) {
577 my $name = $1;
578 my $arc = attr_thaw normalize_object $parse_block->(_name => $name, _comment => $comment);
579 undef $comment;
580 delete $arc{_comment} unless length $arc{_comment};
581 $arc->{_atype} = 'object';
582
583 if ($more) {
584 $more->{more} = $arc;
585 } else {
586 $arc{$name} = $arc;
587 }
588 $prev = $arc;
589 $more = undef;
590 } elsif (/^arch (\S+)$/i) {
591 my $name = $1;
592 my $arc = attr_thaw normalize_arch $parse_block->(_name => $name, _comment => $comment);
593 undef $comment;
594 delete $arc{_comment} unless length $arc{_comment};
595 $arc->{_atype} = 'arch';
596
597 if ($more) {
598 $more->{more} = $arc;
599 } else {
600 push @{ $arc{arch} }, $arc;
601 }
602 $prev = $arc;
603 $more = undef;
604 } elsif ($toplevel && /^(\S+)\s+(.*)$/) {
605 if ($1 eq "lev_array") {
606 while (<$fh>) {
607 last if /^endplst\s*$/;
608 push @{$toplevel->{lev_array}}, $_+0;
609 }
610 } else {
611 $toplevel->{$1} = $2;
612 }
613 } elsif (/^\s*#/) {
614 $comment .= "$_\n";
615 } elsif (/^\s*($|#)/) {
616 #
617 } else {
618 die "$path: unparseable top-level line '$_'";
619 }
620 }
621
622 undef $parse_block; # work around bug in perl not freeing $fh etc.
623
624 \%arc
625 }
626
627 sub archlist_to_string {
628 my ($arch) = @_;
629
630 my $str;
631
632 my $append; $append = sub {
633 my %a = %{$_[0]};
634
635 Deliantra::attr_freeze \%a;
636 Deliantra::normalize_arch \%a;
637
638 # undo the bit-split we did before
639 if (exists $a{attack_movement_bits_0_3} or exists $a{attack_movement_bits_4_7}) {
640 $a{attack_movement} = (delete $a{attack_movement_bits_0_3})
641 | (delete $a{attack_movement_bits_4_7});
642 }
643
644 if (my $comment = delete $a{_comment}) {
645 if ($comment =~ /[^\n\s#]/) {
646 $str .= $comment;
647 }
648 }
649
650 $str .= ((exists $a{_atype}) ? $a{_atype} : 'arch'). " $a{_name}\n";
651
652 my $inv = delete $a{inventory};
653 my $more = delete $a{more}; # arches do not support 'more', but old maps can contain some
654 my $anim = delete $a{anim};
655
656 if ($a{_atype} eq 'object') {
657 $str .= join "\n", "anim", @$anim, "mina\n"
658 if $anim;
659 }
660
661 my @kv;
662
663 for ($a{_name} eq "map"
664 ? @Deliantra::FIELD_ORDER_MAP
665 : @Deliantra::FIELD_ORDER) {
666 push @kv, [$_, delete $a{$_}]
667 if exists $a{$_};
668 }
669
670 for (sort keys %a) {
671 next if /^_/; # ignore our _-keys
672 push @kv, [$_, delete $a{$_}];
673 }
674
675 for (@kv) {
676 my ($k, $v) = @$_;
677
678 if (my $end = $Deliantra::FIELD_MULTILINE{$k}) {
679 $v =~ s/\n$//;
680 $str .= "$k\n$v\n$end\n";
681 } else {
682 $str .= "$k $v\n";
683 }
684 }
685
686 if ($inv) {
687 $append->($_) for @$inv;
688 }
689
690 $str .= "end\n";
691
692 if ($a{_atype} eq 'object') {
693 if ($more) {
694 $str .= "more\n";
695 $append->($more) if $more;
696 } else {
697 $str .= "\n";
698 }
699 }
700 };
701
702 for (@$arch) {
703 $append->($_);
704 }
705
706 $str
707 }
708
709 # put all archs into a hash with editor_face as it's key
710 # NOTE: the arrays in the hash values are references to
711 # the archs from $ARCH
712 sub editor_archs {
713 my %paths;
714
715 for (keys %ARCH) {
716 my $arch = $ARCH{$_};
717 push @{$paths{$arch->{editor_folder}}}, $arch;
718 }
719
720 \%paths
721 }
722
723 =item ($minx, $miny, $maxx, $maxy) = arch_extents $arch
724
725 arch_extents determines the extents of the given arch's face(s), linked
726 faces and single faces are handled here it returns (minx, miny, maxx,
727 maxy)
728
729 =cut
730
731 sub arch_extents {
732 my ($a) = @_;
733
734 my $o = $ARCH{$a->{_name}}
735 or return;
736
737 my $face = $FACE{$a->{face} || $o->{face} || "blank.111"};
738 unless ($face) {
739 $face = $FACE{"blank.x11"}
740 or (warn "no face data found for arch '$a->{_name}'"), return;
741 }
742
743 if ($face->{w} > 1 || $face->{h} > 1) {
744 # bigface
745 return (0, 0, $face->{w} - 1, $face->{h} - 1);
746
747 } elsif ($o->{more}) {
748 # linked face
749 my ($minx, $miny, $maxx, $maxy) = ($o->{x}, $o->{y}) x 2;
750
751 for (; $o; $o = $o->{more}) {
752 $minx = min $minx, $o->{x};
753 $miny = min $miny, $o->{y};
754 $maxx = max $maxx, $o->{x};
755 $maxy = max $maxy, $o->{y};
756 }
757
758 return ($minx, $miny, $maxx, $maxy);
759
760 } else {
761 # single face
762 return (0, 0, 0, 0);
763 }
764 }
765
766 =item $type = arch_attr $arch
767
768 Returns a hashref describing the object and its attributes. It can contain
769 the following keys:
770
771 name the name, suitable for display purposes
772 ignore
773 attr
774 desc
775 use
776 section => [name => \%attr, name => \%attr]
777 import
778
779 =cut
780
781 sub arch_attr($) {
782 my ($obj) = @_;
783
784 require Deliantra::Data;
785
786 my $root;
787 my $attr = { };
788
789 my $arch = $ARCH{ $obj->{_name} };
790 my $type = $obj->{type} || $arch->{type};
791
792 if ($type > 0) {
793 $root = $Deliantra::Data::ATTR{$type};
794 } else {
795 my %a = (%$arch, %$obj);
796
797 if ($a{is_floor} && !$a{alive}) {
798 $root = $Deliantra::Data::TYPE{Floor};
799 } elsif (!$a{is_floor} && $a{alive} && !$a{tear_down}) {
800 $root = $Deliantra::Data::TYPE{"Monster & NPC"};
801 } elsif (!$a{is_floor} && !$a{alive} && $a{move_block}) {
802 $root = $Deliantra::Data::TYPE{Wall};
803 } elsif (!$a{is_floor} && $a{alive} && $a{tear_down}) {
804 $root = $Deliantra::Data::TYPE{"Weak Wall"};
805 } else {
806 $root = $Deliantra::Data::TYPE{Misc};
807 }
808 }
809
810 my @import = ($root);
811
812 unshift @import, \%Deliantra::Data::DEFAULT_ATTR
813 unless $type == 116;
814
815 my (%ignore);
816 my (@section_order, %section, @attr_order);
817
818 while (my $type = shift @import) {
819 push @import,
820 grep $_,
821 map $Deliantra::Data::TYPE{$_},
822 @{$type->{import} || []};
823
824 $attr->{$_} ||= $type->{$_}
825 for qw(name desc use);
826
827 for (@{$type->{ignore} || []}) {
828 $ignore{$_}++ for ref $_ ? @$_ : $_;
829 }
830
831 for ([general => ($type->{attr} || [])], @{$type->{section} || []}) {
832 my ($name, $attr) = @$_;
833 push @section_order, $name;
834 for (@$attr) {
835 my ($k, $v) = @$_;
836 push @attr_order, $k;
837 $section{$name}{$k} ||= $v;
838 }
839 }
840 }
841
842 $attr->{section} = [
843 map !exists $section{$_} ? () : do {
844 my $attr = delete $section{$_};
845
846 [
847 $_,
848 map exists $attr->{$_} && !$ignore{$_}
849 ? [$_ => delete $attr->{$_}] : (),
850 @attr_order
851 ]
852 },
853
854 exists $section{$_} ? [$_ => delete $section{$_}] : (),
855 @section_order
856 ];
857
858 $attr
859 }
860
861 sub cache_file($$&&) {
862 my ($src, $cache, $load, $create) = @_;
863
864 my ($size, $mtime) = (stat $src)[7,9]
865 or Carp::croak "$src: $!";
866
867 if (-e $cache) {
868 my $ref = eval { load_ref $cache };
869
870 if ($ref->{version} == 1
871 && $ref->{size} == $size
872 && $ref->{mtime} == $mtime
873 && eval { $load->($ref->{data}); 1 }) {
874 return;
875 }
876 }
877
878 my $ref = {
879 version => 1,
880 size => $size,
881 mtime => $mtime,
882 data => $create->(),
883 };
884
885 $load->($ref->{data});
886
887 save_ref $ref, $cache;
888 }
889
890 =item set_libdir $path
891
892 Sets the library directory to the given path
893 (default: $ENV{CROSSFIRE_LIBDIR}).
894
895 You have to (re-)load the archetypes and tilecache manually after steting
896 the library path.
897
898 =cut
899
900 sub set_libdir($) {
901 $LIB = $_[0];
902 }
903
904 =item load_archetypes
905
906 (Re-)Load archetypes into %ARCH.
907
908 =cut
909
910 sub load_archetypes() {
911 cache_file "$LIB/archetypes", "$VARDIR/archetypes.pst", sub {
912 *ARCH = $_[0];
913 }, sub {
914 read_arch "$LIB/archetypes"
915 };
916 }
917
918 sub construct_tilecache_pb {
919 my ($idx, $cache) = @_;
920
921 my $pb = new Gtk2::Gdk::Pixbuf "rgb", 1, 8, CACHESTRIDE * TILESIZE, TILESIZE * int +($idx + CACHESTRIDE - 1) / CACHESTRIDE;
922
923 while (my ($name, $tile) = each %$cache) {
924 my $tpb = delete $tile->{pb};
925 my $ofs = $tile->{idx};
926
927 for my $x (0 .. $tile->{w} - 1) {
928 for my $y (0 .. $tile->{h} - 1) {
929 my $idx = $ofs + $x + $y * $tile->{w};
930 $tpb->copy_area ($x * TILESIZE, $y * TILESIZE, TILESIZE, TILESIZE,
931 $pb, ($idx % CACHESTRIDE) * TILESIZE, TILESIZE * int $idx / CACHESTRIDE);
932 }
933 }
934 }
935
936 $pb->save ("$VARDIR/tilecache.png", "png", compression => 1);
937
938 $cache
939 }
940
941 sub use_tilecache {
942 my ($face) = @_;
943 $TILE = new_from_file Gtk2::Gdk::Pixbuf "$VARDIR/tilecache.png"
944 or die "$VARDIR/tilecache.png: $!";
945 *FACE = $_[0];
946 }
947
948 =item load_tilecache
949
950 (Re-)Load %TILE and %FACE.
951
952 =cut
953
954 sub load_tilecache() {
955 require Gtk2;
956
957 cache_file "$LIB/facedata", "$VARDIR/tilecache.pst", \&use_tilecache,
958 sub {
959 my %cache;
960 my $facedata = Storable::retrieve "$LIB/facedata";
961
962 $facedata->{version} == 2
963 or die "$LIB/facedata: version mismatch, cannot proceed.";
964
965 my $faces = $facedata->{faceinfo};
966 my $idx = 0;
967
968 for (sort keys %$faces) {
969 my ($face, $info) = ($_, $faces->{$_});
970
971 my $pb = new Gtk2::Gdk::PixbufLoader;
972 $pb->write ($info->{data32});
973 $pb->close;
974 my $pb = $pb->get_pixbuf;
975
976 my $tile = $cache{$face} = {
977 pb => $pb,
978 idx => $idx,
979 w => int $pb->get_width / TILESIZE,
980 h => int $pb->get_height / TILESIZE,
981 };
982
983 $idx += $tile->{w} * $tile->{h};
984 }
985
986 construct_tilecache_pb $idx, \%cache;
987
988 \%cache
989 };
990 }
991
992 =head1 AUTHOR
993
994 Marc Lehmann <schmorp@schmorp.de>
995 http://home.schmorp.de/
996
997 Robin Redeker <elmex@ta-sa.org>
998 http://www.ta-sa.org/
999
1000 =cut
1001
1002 1
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