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/cvs/deliantra/Deliantra/Deliantra.pm
Revision: 1.106
Committed: Mon Apr 23 19:09:48 2007 UTC (17 years ago) by root
Branch: MAIN
Changes since 1.105: +4 -2 lines
Log Message:
implement ex command support

File Contents

# Content
1 =head1 NAME
2
3 Crossfire - Crossfire maphandling
4
5 =cut
6
7 package Crossfire;
8
9 our $VERSION = '0.98';
10
11 use strict;
12
13 use base 'Exporter';
14
15 use Carp ();
16 use File::Spec;
17 use List::Util qw(min max);
18 use Storable qw(freeze thaw);
19
20 our @EXPORT = qw(
21 read_pak read_arch *ARCH TILESIZE $TILE *FACE editor_archs arch_extents
22 );
23
24 use JSON::XS qw(from_json to_json);
25
26 our $LIB = $ENV{CROSSFIRE_LIBDIR};
27
28 our $VARDIR = $ENV{HOME} ? "$ENV{HOME}/.crossfire"
29 : $ENV{AppData} ? "$ENV{APPDATA}/crossfire"
30 : File::Spec->tmpdir . "/crossfire";
31
32 mkdir $VARDIR, 0777;
33
34 sub TILESIZE (){ 32 }
35
36 our %ARCH;
37 our %FACE;
38 our $TILE;
39
40 our %FIELD_MULTILINE = (
41 msg => "endmsg",
42 lore => "endlore",
43 maplore => "endmaplore",
44 );
45
46 # movement bit type, PITA
47 our %FIELD_MOVEMENT = map +($_ => undef),
48 qw(move_type move_block move_allow move_on move_off move_slow);
49
50 # same as in server save routine, to (hopefully) be compatible
51 # to the other editors.
52 our @FIELD_ORDER_MAP = (qw(
53 file_format_version
54 name attach swap_time reset_timeout fixed_resettime difficulty region
55 shopitems shopgreed shopmin shopmax shoprace
56 darkness width height enter_x enter_y msg maplore
57 unique template
58 outdoor temp pressure humid windspeed winddir sky nosmooth
59 tile_path_1 tile_path_2 tile_path_3 tile_path_4
60 ));
61
62 our @FIELD_ORDER = (qw(
63 inherit
64
65 elevation
66
67 name name_pl custom_name attach title race
68 slaying skill msg lore other_arch
69 face animation is_animated
70 magicmap smoothlevel smoothface
71 str dex con wis pow cha int
72 hp maxhp sp maxsp grace maxgrace
73 exp perm_exp expmul
74 food dam luck wc ac x y speed speed_left move_state attack_movement
75 nrof level direction type subtype attacktype
76
77 resist_physical resist_magic resist_fire resist_electricity
78 resist_cold resist_confusion resist_acid resist_drain
79 resist_weaponmagic resist_ghosthit resist_poison resist_slow
80 resist_paralyze resist_turn_undead resist_fear resist_cancellation
81 resist_deplete resist_death resist_chaos resist_counterspell
82 resist_godpower resist_holyword resist_blind resist_internal
83 resist_life_stealing resist_disease
84
85 path_attuned path_repelled path_denied material materialname
86 value carrying weight invisible state magic
87 last_heal last_sp last_grace last_eat
88 connected glow_radius randomitems npx_status npc_program
89 run_away pick_up container will_apply smoothlevel
90 current_weapon_script weapontype tooltype elevation client_type
91 item_power duration range
92 range_modifier duration_modifier dam_modifier gen_sp_armour
93 move_type move_block move_allow move_on move_off move_on move_slow move_slow_penalty
94
95 alive wiz was_wiz applied unpaid can_use_shield no_pick is_animated monster
96 friendly generator is_thrown auto_apply treasure player sold see_invisible
97 can_roll overlay_floor is_turnable is_used_up identified reflecting changing
98 splitting hitback startequip blocksview undead scared unaggressive
99 reflect_missile reflect_spell no_magic no_fix_player is_lightable tear_down
100 run_away pick_up unique no_drop can_cast_spell can_use_scroll can_use_range
101 can_use_bow can_use_armour can_use_weapon can_use_ring has_ready_range
102 has_ready_bow xrays is_floor lifesave no_strength sleep stand_still
103 random_move only_attack confused stealth cursed damned see_anywhere
104 known_magical known_cursed can_use_skill been_applied has_ready_scroll
105 can_use_rod can_use_horn make_invisible inv_locked is_wooded is_hilly
106 has_ready_skill has_ready_weapon no_skill_ident is_blind can_see_in_dark
107 is_cauldron is_dust no_steal one_hit berserk neutral no_attack no_damage
108 activate_on_push activate_on_release is_water use_content_on_gen is_buildable
109
110 body_range body_arm body_torso body_head body_neck body_skill
111 body_finger body_shoulder body_foot body_hand body_wrist body_waist
112 ));
113
114 our %EVENT_TYPE = (
115 apply => 1,
116 attack => 2,
117 death => 3,
118 drop => 4,
119 pickup => 5,
120 say => 6,
121 stop => 7,
122 time => 8,
123 throw => 9,
124 trigger => 10,
125 close => 11,
126 timer => 12,
127 );
128
129 sub MOVE_WALK (){ 0x01 }
130 sub MOVE_FLY_LOW (){ 0x02 }
131 sub MOVE_FLY_HIGH (){ 0x04 }
132 sub MOVE_FLYING (){ 0x06 }
133 sub MOVE_SWIM (){ 0x08 }
134 sub MOVE_BOAT (){ 0x10 }
135 sub MOVE_SHIP (){ 0x20 }
136 sub MOVE_KNOWN (){ 0x3f } # all of above
137 sub MOVE_ALL (){ 0x10000 } # very special value
138
139 our %MOVE_TYPE = (
140 walk => MOVE_WALK,
141 fly_low => MOVE_FLY_LOW,
142 fly_high => MOVE_FLY_HIGH,
143 flying => MOVE_FLYING,
144 swim => MOVE_SWIM,
145 boat => MOVE_BOAT,
146 ship => MOVE_SHIP,
147 all => MOVE_ALL,
148 );
149
150 our @MOVE_TYPE = keys %MOVE_TYPE;
151
152 {
153 package Crossfire::MoveType;
154
155 use overload
156 '=' => sub { bless [@{$_[0]}], ref $_[0] },
157 '""' => \&as_string,
158 '>=' => sub { $_[0][0] & $MOVE_TYPE{$_[1]} ? $_[0][1] & $MOVE_TYPE{$_[1]} : undef },
159 '+=' => sub { $_[0][0] |= $MOVE_TYPE{$_[1]}; $_[0][1] |= $MOVE_TYPE{$_[1]}; &normalise },
160 '-=' => sub { $_[0][0] |= $MOVE_TYPE{$_[1]}; $_[0][1] &= ~$MOVE_TYPE{$_[1]}; &normalise },
161 '/=' => sub { $_[0][0] &= ~$MOVE_TYPE{$_[1]}; &normalise },
162 'x=' => sub {
163 my $cur = $_[0] >= $_[1];
164 if (!defined $cur) {
165 if ($_[0] >= "all") {
166 $_[0] -= $_[1];
167 } else {
168 $_[0] += $_[1];
169 }
170 } elsif ($cur) {
171 $_[0] -= $_[1];
172 } else {
173 $_[0] /= $_[1];
174 }
175
176 $_[0]
177 },
178 'eq' => sub { "$_[0]" eq "$_[1]" },
179 'ne' => sub { "$_[0]" ne "$_[1]" },
180 ;
181 }
182
183 sub Crossfire::MoveType::new {
184 my ($class, $string) = @_;
185
186 my $mask;
187 my $value;
188
189 if ($string =~ /^\s*\d+\s*$/) {
190 $mask = MOVE_ALL;
191 $value = $string+0;
192 } else {
193 for (split /\s+/, lc $string) {
194 if (s/^-//) {
195 $mask |= $MOVE_TYPE{$_};
196 $value &= ~$MOVE_TYPE{$_};
197 } else {
198 $mask |= $MOVE_TYPE{$_};
199 $value |= $MOVE_TYPE{$_};
200 }
201 }
202 }
203
204 (bless [$mask, $value], $class)->normalise
205 }
206
207 sub Crossfire::MoveType::normalise {
208 my ($self) = @_;
209
210 if ($self->[0] & MOVE_ALL) {
211 my $mask = ~(($self->[1] & MOVE_ALL ? $self->[1] : ~$self->[1]) & $self->[0] & ~MOVE_ALL);
212 $self->[0] &= $mask;
213 $self->[1] &= $mask;
214 }
215
216 $self->[1] &= $self->[0];
217
218 $self
219 }
220
221 sub Crossfire::MoveType::as_string {
222 my ($self) = @_;
223
224 my @res;
225
226 my ($mask, $value) = @$self;
227
228 for (@Crossfire::MOVE_TYPE) {
229 my $bit = $Crossfire::MOVE_TYPE{$_};
230 if (($mask & $bit) == $bit && (($value & $bit) == $bit || ($value & $bit) == 0)) {
231 $mask &= ~$bit;
232 push @res, $value & $bit ? $_ : "-$_";
233 }
234 }
235
236 join " ", @res
237 }
238
239 sub load_ref($) {
240 my ($path) = @_;
241
242 open my $fh, "<:raw:perlio", $path
243 or die "$path: $!";
244 local $/;
245
246 thaw <$fh>
247 }
248
249 sub save_ref($$) {
250 my ($ref, $path) = @_;
251
252 open my $fh, ">:raw:perlio", "$path~"
253 or die "$path~: $!";
254 print $fh freeze $ref;
255 close $fh;
256 rename "$path~", $path
257 or die "$path: $!";
258 }
259
260 my %attack_mask = (
261 physical => 0x00000001,
262 magic => 0x00000002,
263 fire => 0x00000004,
264 electricity => 0x00000008,
265 cold => 0x00000010,
266 confusion => 0x00000020,
267 acid => 0x00000040,
268 drain => 0x00000080,
269 weaponmagic => 0x00000100,
270 ghosthit => 0x00000200,
271 poison => 0x00000400,
272 slow => 0x00000800,
273 paralyze => 0x00001000,
274 turn_undead => 0x00002000,
275 fear => 0x00004000,
276 cancellation => 0x00008000,
277 deplete => 0x00010000,
278 death => 0x00020000,
279 chaos => 0x00040000,
280 counterspell => 0x00080000,
281 godpower => 0x00100000,
282 holyword => 0x00200000,
283 blind => 0x00400000,
284 internal => 0x00800000,
285 life_stealing => 0x01000000,
286 disease => 0x02000000,
287 );
288
289 sub _add_resist($$$) {
290 my ($ob, $mask, $value) = @_;
291
292 while (my ($k, $v) = each %attack_mask) {
293 $ob->{"resist_$k"} = min 100, max -100, $ob->{"resist_$k"} + $value if $mask & $v;
294 }
295 }
296
297 my %MATERIAL = reverse
298 paper => 1,
299 iron => 2,
300 glass => 4,
301 leather => 8,
302 wood => 16,
303 organic => 32,
304 stone => 64,
305 cloth => 128,
306 adamant => 256,
307 liquid => 512,
308 tin => 1024,
309 bone => 2048,
310 ice => 4096,
311
312 # guesses
313 runestone => 12,
314 bronze => 18,
315 "ancient wood" => 20,
316 glass => 36,
317 marble => 66,
318 ice => 68,
319 stone => 70,
320 stone => 80,
321 cloth => 136,
322 ironwood => 144,
323 adamantium => 258,
324 glacium => 260,
325 blood => 544,
326 ;
327
328 # object as in "Object xxx", i.e. archetypes
329 sub normalize_object($) {
330 my ($ob) = @_;
331
332 # convert material bitset to materialname, if possible
333 if (exists $ob->{material}) {
334 if (!$ob->{material}) {
335 delete $ob->{material};
336 } elsif (exists $ob->{materialname}) {
337 if ($MATERIAL{$ob->{material}} eq $ob->{materialname}) {
338 delete $ob->{material};
339 } else {
340 warn "object $ob->{_name} has both materialname ($ob->{materialname}) and material ($ob->{material}) set.\n";
341 delete $ob->{material}; # assume materilname is more specific and nuke material
342 }
343 } elsif (my $name = $MATERIAL{$ob->{material}}) {
344 delete $ob->{material};
345 $ob->{materialname} = $name;
346 } else {
347 warn "object $ob->{_name} has unknown material ($ob->{material}) set.\n";
348 }
349 }
350
351 # color_fg is used as default for magicmap if magicmap does not exist
352 $ob->{magicmap} ||= delete $ob->{color_fg} if exists $ob->{color_fg};
353
354 # nuke outdated or never supported fields
355 delete @$ob{qw(
356 can_knockback can_parry can_impale can_cut can_dam_armour
357 can_apply pass_thru can_pass_thru color_bg color_fg
358 )};
359
360 if (my $mask = delete $ob->{immune} ) { _add_resist $ob, $mask, 100; }
361 if (my $mask = delete $ob->{protected} ) { _add_resist $ob, $mask, 30; }
362 if (my $mask = delete $ob->{vulnerable}) { _add_resist $ob, $mask, -100; }
363
364 # convert movement strings to bitsets
365 for my $attr (keys %FIELD_MOVEMENT) {
366 next unless exists $ob->{$attr};
367
368 $ob->{$attr} = new Crossfire::MoveType $ob->{$attr};
369 }
370
371 # convert outdated movement flags to new movement sets
372 if (defined (my $v = delete $ob->{no_pass})) {
373 $ob->{move_block} = new Crossfire::MoveType $v ? "all" : "";
374 }
375 if (defined (my $v = delete $ob->{slow_move})) {
376 $ob->{move_slow} += "walk";
377 $ob->{move_slow_penalty} = $v;
378 }
379 if (defined (my $v = delete $ob->{walk_on})) {
380 $ob->{move_on} ||= new Crossfire::MoveType; if ($v) { $ob->{move_on} += "walk" } else { $ob->{move_on} -= "walk" }
381 }
382 if (defined (my $v = delete $ob->{walk_off})) {
383 $ob->{move_off} ||= new Crossfire::MoveType; if ($v) { $ob->{move_off} += "walk" } else { $ob->{move_off} -= "walk" }
384 }
385 if (defined (my $v = delete $ob->{fly_on})) {
386 $ob->{move_on} ||= new Crossfire::MoveType; if ($v) { $ob->{move_on} += "fly_low" } else { $ob->{move_on} -= "fly_low" }
387 }
388 if (defined (my $v = delete $ob->{fly_off})) {
389 $ob->{move_off} ||= new Crossfire::MoveType; if ($v) { $ob->{move_off} += "fly_low" } else { $ob->{move_off} -= "fly_low" }
390 }
391 if (defined (my $v = delete $ob->{flying})) {
392 $ob->{move_type} ||= new Crossfire::MoveType; if ($v) { $ob->{move_type} += "fly_low" } else { $ob->{move_type} -= "fly_low" }
393 }
394
395 # convert idiotic event_xxx things into objects
396 while (my ($event, $subtype) = each %EVENT_TYPE) {
397 if (exists $ob->{"event_${event}_plugin"}) {
398 push @{$ob->{inventory}}, {
399 _name => "event_$event",
400 title => delete $ob->{"event_${event}_plugin"},
401 slaying => delete $ob->{"event_${event}"},
402 name => delete $ob->{"event_${event}_options"},
403 };
404 }
405 }
406
407 # some archetypes had "+3" instead of the canonical "3", so fix
408 $ob->{dam} *= 1 if exists $ob->{dam};
409
410 $ob
411 }
412
413 # arch as in "arch xxx", ie.. objects
414 sub normalize_arch($) {
415 my ($ob) = @_;
416
417 normalize_object $ob;
418
419 my $arch = $ARCH{$ob->{_name}}
420 or (warn "$ob->{_name}: no such archetype", return $ob);
421
422 if ($arch->{type} == 22) { # map
423 my %normalize = (
424 "enter_x" => "hp",
425 "enter_y" => "sp",
426 "width" => "x",
427 "height" => "y",
428 "reset_timeout" => "weight",
429 "swap_time" => "value",
430 "difficulty" => "level",
431 "darkness" => "invisible",
432 "fixed_resettime" => "stand_still",
433 );
434
435 while (my ($k2, $k1) = each %normalize) {
436 if (defined (my $v = delete $ob->{$k1})) {
437 $ob->{$k2} = $v;
438 }
439 }
440 } else {
441 # if value matches archetype default, delete
442 while (my ($k, $v) = each %$ob) {
443 if (exists $arch->{$k} and $arch->{$k} eq $v) {
444 next if $k eq "_name";
445 delete $ob->{$k};
446 }
447 }
448 }
449
450 # a speciality for the editor
451 if (exists $ob->{attack_movement}) {
452 my $am = delete $ob->{attack_movement};
453 $ob->{attack_movement_bits_0_3} = $am & 15;
454 $ob->{attack_movement_bits_4_7} = $am & 240;
455 }
456
457 $ob
458 }
459
460 sub attr_thaw($) {
461 my ($ob) = @_;
462
463 $ob->{attach} = from_json $ob->{attach}
464 if exists $ob->{attach};
465
466 $ob
467 }
468
469 sub attr_freeze($) {
470 my ($ob) = @_;
471
472 $ob->{attach} = Crossfire::to_json $ob->{attach}
473 if exists $ob->{attach};
474
475 $ob
476 }
477
478 sub read_pak($) {
479 my ($path) = @_;
480
481 my %pak;
482
483 open my $fh, "<:raw:perlio", $path
484 or Carp::croak "$_[0]: $!";
485 binmode $fh;
486 while (<$fh>) {
487 my ($type, $id, $len, $path) = split;
488 $path =~ s/.*\///;
489 read $fh, $pak{$path}, $len;
490 }
491
492 \%pak
493 }
494
495 sub read_arch($;$) {
496 my ($path, $toplevel) = @_;
497
498 my %arc;
499 my ($more, $prev);
500 my $comment;
501
502 open my $fh, "<:raw:perlio:utf8", $path
503 or Carp::croak "$path: $!";
504
505 # binmode $fh;
506
507 my $parse_block; $parse_block = sub {
508 my %arc = @_;
509
510 while (<$fh>) {
511 s/\s+$//;
512 if (/^end$/i) {
513 last;
514
515 } elsif (/^arch (\S+)$/i) {
516 push @{ $arc{inventory} }, attr_thaw normalize_arch $parse_block->(_name => $1);
517
518 } elsif (/^lore$/i) {
519 while (<$fh>) {
520 last if /^endlore\s*$/i;
521 $arc{lore} .= $_;
522 }
523 } elsif (/^msg$/i) {
524 while (<$fh>) {
525 last if /^endmsg\s*$/i;
526 $arc{msg} .= $_;
527 }
528 } elsif (/^anim$/i) {
529 while (<$fh>) {
530 last if /^mina\s*$/i;
531 chomp;
532 push @{ $arc{anim} }, $_;
533 }
534 } elsif (/^(\S+)\s*(.*)$/) {
535 $arc{lc $1} = $2;
536 } elsif (/^\s*#/) {
537 $arc{_comment} .= "$_\n";
538
539 } elsif (/^\s*$/) {
540 #
541 } else {
542 warn "$path: unparsable line '$_' in arch $arc{_name}";
543 }
544 }
545
546 \%arc
547 };
548
549 while (<$fh>) {
550 s/\s+$//;
551 if (/^more$/i) {
552 $more = $prev;
553 } elsif (/^object (\S+)$/i) {
554 my $name = $1;
555 my $arc = attr_thaw normalize_object $parse_block->(_name => $name, _comment => $comment);
556 undef $comment;
557 delete $arc{_comment} unless length $arc{_comment};
558 $arc->{_atype} = 'object';
559
560 if ($more) {
561 $more->{more} = $arc;
562 } else {
563 $arc{$name} = $arc;
564 }
565 $prev = $arc;
566 $more = undef;
567 } elsif (/^arch (\S+)$/i) {
568 my $name = $1;
569 my $arc = attr_thaw normalize_arch $parse_block->(_name => $name, _comment => $comment);
570 undef $comment;
571 delete $arc{_comment} unless length $arc{_comment};
572 $arc->{_atype} = 'arch';
573
574 if ($more) {
575 $more->{more} = $arc;
576 } else {
577 push @{ $arc{arch} }, $arc;
578 }
579 $prev = $arc;
580 $more = undef;
581 } elsif ($toplevel && /^(\S+)\s+(.*)$/) {
582 if ($1 eq "lev_array") {
583 while (<$fh>) {
584 last if /^endplst\s*$/;
585 push @{$toplevel->{lev_array}}, $_+0;
586 }
587 } else {
588 $toplevel->{$1} = $2;
589 }
590 } elsif (/^\s*#/) {
591 $comment .= "$_\n";
592 } elsif (/^\s*($|#)/) {
593 #
594 } else {
595 die "$path: unparseable top-level line '$_'";
596 }
597 }
598
599 undef $parse_block; # work around bug in perl not freeing $fh etc.
600
601 \%arc
602 }
603
604 sub archlist_to_string {
605 my ($arch) = @_;
606
607 my $str;
608
609 my $append; $append = sub {
610 my %a = %{$_[0]};
611
612 Crossfire::attr_freeze \%a;
613 Crossfire::normalize_arch \%a;
614
615 # undo the bit-split we did before
616 if (exists $a{attack_movement_bits_0_3} or exists $a{attack_movement_bits_4_7}) {
617 $a{attack_movement} = (delete $a{attack_movement_bits_0_3})
618 | (delete $a{attack_movement_bits_4_7});
619 }
620
621 if (my $comment = delete $a{_comment}) {
622 if ($comment =~ /[^\n\s#]/) {
623 $str .= $comment;
624 }
625 }
626
627 $str .= ((exists $a{_atype}) ? $a{_atype} : 'arch'). " $a{_name}\n";
628
629 my $inv = delete $a{inventory};
630 my $more = delete $a{more}; # arches do not support 'more', but old maps can contain some
631 my $anim = delete $a{anim};
632
633 if ($a{_atype} eq 'object') {
634 $str .= join "\n", "anim", @$anim, "mina\n"
635 if $anim;
636 }
637
638 my @kv;
639
640 for ($a{_name} eq "map"
641 ? @Crossfire::FIELD_ORDER_MAP
642 : @Crossfire::FIELD_ORDER) {
643 push @kv, [$_, delete $a{$_}]
644 if exists $a{$_};
645 }
646
647 for (sort keys %a) {
648 next if /^_/; # ignore our _-keys
649 push @kv, [$_, delete $a{$_}];
650 }
651
652 for (@kv) {
653 my ($k, $v) = @$_;
654
655 if (my $end = $Crossfire::FIELD_MULTILINE{$k}) {
656 $v =~ s/\n$//;
657 $str .= "$k\n$v\n$end\n";
658 } else {
659 $str .= "$k $v\n";
660 }
661 }
662
663 if ($inv) {
664 $append->($_) for @$inv;
665 }
666
667 $str .= "end\n";
668
669 if ($a{_atype} eq 'object') {
670 if ($more) {
671 $str .= "more\n";
672 $append->($more) if $more;
673 } else {
674 $str .= "\n";
675 }
676 }
677 };
678
679 for (@$arch) {
680 $append->($_);
681 }
682
683 $str
684 }
685
686 # put all archs into a hash with editor_face as it's key
687 # NOTE: the arrays in the hash values are references to
688 # the archs from $ARCH
689 sub editor_archs {
690 my %paths;
691
692 for (keys %ARCH) {
693 my $arch = $ARCH{$_};
694 push @{$paths{$arch->{editor_folder}}}, $arch;
695 }
696
697 \%paths
698 }
699
700 =item ($minx, $miny, $maxx, $maxy) = arch_extents $arch
701
702 arch_extents determines the extents of the given arch's face(s), linked
703 faces and single faces are handled here it returns (minx, miny, maxx,
704 maxy)
705
706 =cut
707
708 sub arch_extents {
709 my ($a) = @_;
710
711 my $o = $ARCH{$a->{_name}}
712 or return;
713
714 my $face = $FACE{$a->{face} || $o->{face} || "blank.111"};
715 unless ($face) {
716 $face = $FACE{"blank.x11"}
717 or (warn "no face data found for arch '$a->{_name}'"), return;
718 }
719
720 if ($face->{w} > 1 || $face->{h} > 1) {
721 # bigface
722 return (0, 0, $face->{w} - 1, $face->{h} - 1);
723
724 } elsif ($o->{more}) {
725 # linked face
726 my ($minx, $miny, $maxx, $maxy) = ($o->{x}, $o->{y}) x 2;
727
728 for (; $o; $o = $o->{more}) {
729 $minx = min $minx, $o->{x};
730 $miny = min $miny, $o->{y};
731 $maxx = max $maxx, $o->{x};
732 $maxy = max $maxy, $o->{y};
733 }
734
735 return ($minx, $miny, $maxx, $maxy);
736
737 } else {
738 # single face
739 return (0, 0, 0, 0);
740 }
741 }
742
743 =item $type = arch_attr $arch
744
745 Returns a hashref describing the object and its attributes. It can contain
746 the following keys:
747
748 name the name, suitable for display purposes
749 ignore
750 attr
751 desc
752 use
753 section => [name => \%attr, name => \%attr]
754 import
755
756 =cut
757
758 sub arch_attr($) {
759 my ($obj) = @_;
760
761 require Crossfire::Data;
762
763 my $root;
764 my $attr = { };
765
766 my $arch = $ARCH{ $obj->{_name} };
767 my $type = $obj->{type} || $arch->{type};
768
769 if ($type > 0) {
770 $root = $Crossfire::Data::ATTR{$type};
771 } else {
772 my %a = (%$arch, %$obj);
773
774 if ($a{is_floor} && !$a{alive}) {
775 $root = $Crossfire::Data::TYPE{Floor};
776 } elsif (!$a{is_floor} && $a{alive} && !$a{tear_down}) {
777 $root = $Crossfire::Data::TYPE{"Monster & NPC"};
778 } elsif (!$a{is_floor} && !$a{alive} && $a{move_block}) {
779 $root = $Crossfire::Data::TYPE{Wall};
780 } elsif (!$a{is_floor} && $a{alive} && $a{tear_down}) {
781 $root = $Crossfire::Data::TYPE{"Weak Wall"};
782 } else {
783 $root = $Crossfire::Data::TYPE{Misc};
784 }
785 }
786
787 my @import = ($root);
788
789 unshift @import, \%Crossfire::Data::DEFAULT_ATTR
790 unless $type == 116;
791
792 my (%ignore);
793 my (@section_order, %section, @attr_order);
794
795 while (my $type = shift @import) {
796 push @import, @{$type->{import} || []};
797
798 $attr->{$_} ||= $type->{$_}
799 for qw(name desc use);
800
801 for (@{$type->{ignore} || []}) {
802 $ignore{$_}++ for ref $_ ? @$_ : $_;
803 }
804
805 for ([general => ($type->{attr} || [])], @{$type->{section} || []}) {
806 my ($name, $attr) = @$_;
807 push @section_order, $name;
808 for (@$attr) {
809 my ($k, $v) = @$_;
810 push @attr_order, $k;
811 $section{$name}{$k} ||= $v;
812 }
813 }
814 }
815
816 $attr->{section} = [
817 map !exists $section{$_} ? () : do {
818 my $attr = delete $section{$_};
819
820 [
821 $_,
822 map exists $attr->{$_} && !$ignore{$_}
823 ? [$_ => delete $attr->{$_}] : (),
824 @attr_order
825 ]
826 },
827
828 exists $section{$_} ? [$_ => delete $section{$_}] : (),
829 @section_order
830 ];
831
832 $attr
833 }
834
835 sub cache_file($$&&) {
836 my ($src, $cache, $load, $create) = @_;
837
838 my ($size, $mtime) = (stat $src)[7,9]
839 or Carp::croak "$src: $!";
840
841 if (-e $cache) {
842 my $ref = eval { load_ref $cache };
843
844 if ($ref->{version} == 1
845 && $ref->{size} == $size
846 && $ref->{mtime} == $mtime
847 && eval { $load->($ref->{data}); 1 }) {
848 return;
849 }
850 }
851
852 my $ref = {
853 version => 1,
854 size => $size,
855 mtime => $mtime,
856 data => $create->(),
857 };
858
859 $load->($ref->{data});
860
861 save_ref $ref, $cache;
862 }
863
864 =item set_libdir $path
865
866 Sets the library directory to the given path
867 (default: $ENV{CROSSFIRE_LIBDIR}).
868
869 You have to (re-)load the archetypes and tilecache manually after steting
870 the library path.
871
872 =cut
873
874 sub set_libdir($) {
875 $LIB = $_[0];
876 }
877
878 =item load_archetypes
879
880 (Re-)Load archetypes into %ARCH.
881
882 =cut
883
884 sub load_archetypes() {
885 cache_file "$LIB/archetypes", "$VARDIR/archetypes.pst", sub {
886 *ARCH = $_[0];
887 }, sub {
888 read_arch "$LIB/archetypes"
889 };
890 }
891
892 sub construct_tilecache_pb {
893 my ($idx, $cache) = @_;
894
895 my $pb = new Gtk2::Gdk::Pixbuf "rgb", 1, 8, 64 * TILESIZE, TILESIZE * int +($idx + 63) / 64;
896
897 while (my ($name, $tile) = each %$cache) {
898 my $tpb = delete $tile->{pb};
899 my $ofs = $tile->{idx};
900
901 for my $x (0 .. $tile->{w} - 1) {
902 for my $y (0 .. $tile->{h} - 1) {
903 my $idx = $ofs + $x + $y * $tile->{w};
904 $tpb->copy_area ($x * TILESIZE, $y * TILESIZE, TILESIZE, TILESIZE,
905 $pb, ($idx % 64) * TILESIZE, TILESIZE * int $idx / 64);
906 }
907 }
908 }
909
910 $pb->save ("$VARDIR/tilecache.png", "png", compression => 1);
911
912 $cache
913 }
914
915 sub use_tilecache {
916 my ($face) = @_;
917 $TILE = new_from_file Gtk2::Gdk::Pixbuf "$VARDIR/tilecache.png"
918 or die "$VARDIR/tilecache.png: $!";
919 *FACE = $_[0];
920 }
921
922 =item load_tilecache
923
924 (Re-)Load %TILE and %FACE.
925
926 =cut
927
928 sub load_tilecache() {
929 require Gtk2;
930
931 if (-e "$LIB/crossfire.0") { # Crossfire1 version
932 cache_file "$LIB/crossfire.0", "$VARDIR/tilecache.pst", \&use_tilecache,
933 sub {
934 my $tile = read_pak "$LIB/crossfire.0";
935
936 my %cache;
937
938 my $idx = 0;
939
940 for my $name (sort keys %$tile) {
941 my $pb = new Gtk2::Gdk::PixbufLoader;
942 $pb->write ($tile->{$name});
943 $pb->close;
944 my $pb = $pb->get_pixbuf;
945
946 my $tile = $cache{$name} = {
947 pb => $pb,
948 idx => $idx,
949 w => int $pb->get_width / TILESIZE,
950 h => int $pb->get_height / TILESIZE,
951 };
952
953 $idx += $tile->{w} * $tile->{h};
954 }
955
956 construct_tilecache_pb $idx, \%cache;
957
958 \%cache
959 };
960
961 } else { # Crossfire+ version
962 cache_file "$LIB/facedata", "$VARDIR/tilecache.pst", \&use_tilecache,
963 sub {
964 my %cache;
965 my $facedata = Storable::retrieve "$LIB/facedata";
966
967 $facedata->{version} == 2
968 or die "$LIB/facedata: version mismatch, cannot proceed.";
969
970 my $faces = $facedata->{faceinfo};
971 my $idx = 0;
972
973 for (sort keys %$faces) {
974 my ($face, $info) = ($_, $faces->{$_});
975
976 my $pb = new Gtk2::Gdk::PixbufLoader;
977 $pb->write ($info->{data32});
978 $pb->close;
979 my $pb = $pb->get_pixbuf;
980
981 my $tile = $cache{$face} = {
982 pb => $pb,
983 idx => $idx,
984 w => int $pb->get_width / TILESIZE,
985 h => int $pb->get_height / TILESIZE,
986 };
987
988 $idx += $tile->{w} * $tile->{h};
989 }
990
991 construct_tilecache_pb $idx, \%cache;
992
993 \%cache
994 };
995 }
996 }
997
998 =head1 AUTHOR
999
1000 Marc Lehmann <schmorp@schmorp.de>
1001 http://home.schmorp.de/
1002
1003 Robin Redeker <elmex@ta-sa.org>
1004 http://www.ta-sa.org/
1005
1006 =cut
1007
1008 1