ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/deliantra/Deliantra/Deliantra.pm
Revision: 1.136
Committed: Mon Nov 9 15:25:35 2009 UTC (14 years, 6 months ago) by elmex
Branch: MAIN
Changes since 1.135: +5 -0 lines
Log Message:
added movement type operator <=.

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