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Revision: 1.58
Committed: Thu Mar 23 20:15:08 2006 UTC (18 years, 1 month ago) by root
Branch: MAIN
Changes since 1.57: +11 -2 lines
Log Message:
*** empty log message ***

File Contents

# Content
1 =head1 NAME
2
3 Crossfire - Crossfire maphandling
4
5 =cut
6
7 package Crossfire;
8
9 our $VERSION = '0.1';
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 our $LIB = $ENV{CROSSFIRE_LIBDIR};
25
26 our $VARDIR = $ENV{HOME} ? "$ENV{HOME}/.crossfire" : File::Spec->tmpdir . "/crossfire";
27
28 mkdir $VARDIR, 0777;
29
30 sub TILESIZE (){ 32 }
31
32 our %ARCH;
33 our %FACE;
34 our $TILE;
35
36 our %FIELD_MULTILINE = (
37 msg => "endmsg",
38 lore => "endlore",
39 maplore => "endmaplore",
40 );
41
42 # movement bit type, PITA
43 our %FIELD_MOVEMENT = map +($_ => undef),
44 qw(move_type move_block move_allow move_on move_off move_slow);
45
46 # same as in server save routine, to (hopefully) be compatible
47 # to the other editors.
48 our @FIELD_ORDER_MAP = (qw(
49 name swap_time reset_timeout fixed_resettime difficulty region
50 shopitems shopgreed shopmin shopmax shoprace
51 darkness width height enter_x enter_y msg maplore
52 unique template
53 outdoor temp pressure humid windspeed winddir sky nosmooth
54 tile_path_1 tile_path_2 tile_path_3 tile_path_4
55 ));
56
57 our @FIELD_ORDER = (qw(
58 elevation
59
60 name name_pl custom_name title race
61 slaying skill msg lore other_arch face
62 #todo-events
63 animation is_animated
64 Str Dex Con Wis Pow Cha Int
65 hp maxhp sp maxsp grace maxgrace
66 exp perm_exp expmul
67 food dam luck wc ac x y speed speed_left move_state attack_movement
68 nrof level direction type subtype
69
70 resist_physical resist_magic resist_fire resist_electricity
71 resist_cold resist_confusion resist_acid resist_drain
72 resist_weaponmagic resist_ghosthit resist_poison resist_slow
73 resist_paralyze resist_turn_undead resist_fear resist_cancellation
74 resist_deplete resist_death resist_chaos resist_counterspell
75 resist_godpower resist_holyword resist_blind resist_internal
76 resist_life_stealing resist_disease
77
78 path_attuned path_repelled path_denied material materialname
79 value carrying weight invisible state magic
80 last_heal last_sp last_grace last_eat
81 connected glow_radius randomitems npx_status npc_program
82 run_away pick_up container will_apply smoothlevel
83 current_weapon_script weapontype tooltype elevation client_type
84 item_power duration range
85 range_modifier duration_modifier dam_modifier gen_sp_armour
86 move_type move_block move_allow move_on move_off move_on move_slow move_slow_penalty
87
88 alive wiz was_wiz applied unpaid can_use_shield no_pick is_animated monster
89 friendly generator is_thrown auto_apply treasure player sold see_invisible
90 can_roll overlay_floor is_turnable is_used_up identified reflecting changing
91 splitting hitback startequip blocksview undead scared unaggressive
92 reflect_missile reflect_spell no_magic no_fix_player is_lightable tear_down
93 run_away pick_up unique no_drop can_cast_spell can_use_scroll can_use_range
94 can_use_bow can_use_armour can_use_weapon can_use_ring has_ready_range
95 has_ready_bow xrays is_floor lifesave no_strength sleep stand_still
96 random_move only_attack confused stealth cursed damned see_anywhere
97 known_magical known_cursed can_use_skill been_applied has_ready_scroll
98 can_use_rod can_use_horn make_invisible inv_locked is_wooded is_hilly
99 has_ready_skill has_ready_weapon no_skill_ident is_blind can_see_in_dark
100 is_cauldron is_dust no_steal one_hit berserk neutral no_attack no_damage
101 activate_on_push activate_on_release is_water use_content_on_gen is_buildable
102
103 body_range body_arm body_torso body_head body_neck body_skill
104 body_finger body_shoulder body_foot body_hand body_wrist body_waist
105 ));
106
107 sub MOVE_WALK (){ 0x01 }
108 sub MOVE_FLY_LOW (){ 0x02 }
109 sub MOVE_FLY_HIGH (){ 0x04 }
110 sub MOVE_FLYING (){ 0x06 }
111 sub MOVE_SWIM (){ 0x08 }
112 sub MOVE_BOAT (){ 0x10 }
113 sub MOVE_KNOWN (){ 0x1f } # all of above
114 sub MOVE_ALLBIT (){ 0x10000 }
115 sub MOVE_ALL (){ 0x1001f } # very special value, more PITA
116
117 sub load_ref($) {
118 my ($path) = @_;
119
120 open my $fh, "<", $path
121 or die "$path: $!";
122 binmode $fh;
123 local $/;
124
125 thaw <$fh>
126 }
127
128 sub save_ref($$) {
129 my ($ref, $path) = @_;
130
131 open my $fh, ">", "$path~"
132 or die "$path~: $!";
133 binmode $fh;
134 print $fh freeze $ref;
135 close $fh;
136 rename "$path~", $path
137 or die "$path: $!";
138 }
139
140 sub normalize_object($) {
141 my ($ob) = @_;
142
143 delete $ob->{$_} for qw(
144 can_knockback can_parry can_impale can_cut can_dam_armour
145 can_apply pass_thru can_pass_thru
146 );
147
148 for my $attr (keys %FIELD_MOVEMENT) {
149 next unless exists $ob->{$attr};
150
151 $ob->{$attr} = MOVE_ALL if $ob->{$attr} == 255; #d# compatibility
152
153 next if $ob->{$attr} =~ /^\d+$/;
154
155 my $flags = 0;
156
157 # assume list
158 for my $flag (map lc, split /\s+/, $ob->{$attr}) {
159 $flags |= MOVE_WALK if $flag eq "walk";
160 $flags |= MOVE_FLY_LOW if $flag eq "fly_low";
161 $flags |= MOVE_FLY_HIGH if $flag eq "fly_high";
162 $flags |= MOVE_FLYING if $flag eq "flying";
163 $flags |= MOVE_SWIM if $flag eq "swim";
164 $flags |= MOVE_BOAT if $flag eq "boat";
165 $flags |= MOVE_ALL if $flag eq "all";
166
167 $flags &= ~MOVE_WALK if $flag eq "-walk";
168 $flags &= ~MOVE_FLY_LOW if $flag eq "-fly_low";
169 $flags &= ~MOVE_FLY_HIGH if $flag eq "-fly_high";
170 $flags &= ~MOVE_FLYING if $flag eq "-flying";
171 $flags &= ~MOVE_SWIM if $flag eq "-swim";
172 $flags &= ~MOVE_BOAT if $flag eq "-boat";
173 $flags &= ~MOVE_ALL if $flag eq "-all";
174 }
175
176 $ob->{$attr} = $flags;
177 }
178
179 if (defined (my $v = delete $ob->{no_pass})) {
180 $ob->{move_block} = $v ? MOVE_ALL : 0;
181 }
182 if (defined (my $v = delete $ob->{slow_move})) {
183 $ob->{move_slow} |= MOVE_WALK;
184 $ob->{move_slow_penalty} = $v;
185 }
186 if (defined (my $v = delete $ob->{walk_on})) {
187 $ob->{move_on} = $v ? $ob->{move_on} | MOVE_WALK
188 : $ob->{move_on} & ~MOVE_WALK;
189 }
190 if (defined (my $v = delete $ob->{walk_off})) {
191 $ob->{move_off} = $v ? $ob->{move_off} | MOVE_WALK
192 : $ob->{move_off} & ~MOVE_WALK;
193 }
194 if (defined (my $v = delete $ob->{fly_on})) {
195 $ob->{move_on} = $v ? $ob->{move_on} | MOVE_FLY_LOW
196 : $ob->{move_on} & ~MOVE_FLY_LOW;
197 }
198 if (defined (my $v = delete $ob->{fly_off})) {
199 $ob->{move_off} = $v ? $ob->{move_off} | MOVE_FLY_LOW
200 : $ob->{move_off} & ~MOVE_FLY_LOW;
201 }
202 if (defined (my $v = delete $ob->{flying})) {
203 $ob->{move_type} = $v ? $ob->{move_type} | MOVE_FLY_LOW
204 : $ob->{move_type} & ~MOVE_FLY_LOW;
205 }
206
207 $ob
208 }
209
210 sub normalize_arch($) {
211 my ($ob) = @_;
212
213 normalize_object $ob;
214
215 my $arch = $ARCH{$ob->{_name}}
216 or (warn "$ob->{_name}: no such archetype", return $ob);
217
218 if ($arch->{type} == 22) { # map
219 my %normalize = (
220 "enter_x" => "hp",
221 "enter_y" => "sp",
222 "width" => "x",
223 "height" => "y",
224 "reset_timeout" => "weight",
225 "swap_time" => "value",
226 "difficulty" => "level",
227 "darkness" => "invisible",
228 "fixed_resettime" => "stand_still",
229 );
230
231 while (my ($k2, $k1) = each %normalize) {
232 if (defined (my $v = delete $ob->{$k1})) {
233 $ob->{$k2} = $v;
234 }
235 }
236 } else {
237 # if value matches archetype default, delete
238 while (my ($k, $v) = each %$ob) {
239 if (exists $arch->{$k} and $arch->{$k} eq $v) {
240 next if $k eq "_name";
241 delete $ob->{$k};
242 }
243 }
244 }
245
246 # a speciality for the editor
247 if (exists $ob->{attack_movement}) {
248 my $am = delete $ob->{attack_movement};
249 $ob->{attack_movement_bits_0_3} = $am & 15;
250 $ob->{attack_movement_bits_4_7} = $am & 240;
251 }
252
253 $ob
254 }
255
256 sub read_pak($) {
257 my ($path) = @_;
258
259 my %pak;
260
261 open my $fh, "<", $path
262 or Carp::croak "$_[0]: $!";
263 binmode $fh;
264 while (<$fh>) {
265 my ($type, $id, $len, $path) = split;
266 $path =~ s/.*\///;
267 read $fh, $pak{$path}, $len;
268 }
269
270 \%pak
271 }
272
273 sub read_arch($) {
274 my ($path) = @_;
275
276 my %arc;
277 my ($more, $prev);
278
279 open my $fh, "<", $path
280 or Carp::croak "$path: $!";
281
282 binmode $fh;
283
284 my $parse_block; $parse_block = sub {
285 my %arc = @_;
286
287 while (<$fh>) {
288 s/\s+$//;
289 if (/^end$/i) {
290 last;
291 } elsif (/^arch (\S+)$/i) {
292 push @{ $arc{inventory} }, normalize_arch $parse_block->(_name => $1);
293 } elsif (/^lore$/i) {
294 while (<$fh>) {
295 last if /^endlore\s*$/i;
296 $arc{lore} .= $_;
297 }
298 } elsif (/^msg$/i) {
299 while (<$fh>) {
300 last if /^endmsg\s*$/i;
301 $arc{msg} .= $_;
302 }
303 } elsif (/^(\S+)\s*(.*)$/) {
304 $arc{lc $1} = $2;
305 } elsif (/^\s*($|#)/) {
306 #
307 } else {
308 warn "$path: unparsable line '$_' in arch $arc{_name}";
309 }
310 }
311
312 \%arc
313 };
314
315 while (<$fh>) {
316 s/\s+$//;
317 if (/^more$/i) {
318 $more = $prev;
319 } elsif (/^object (\S+)$/i) {
320 my $name = $1;
321 my $arc = normalize_object $parse_block->(_name => $name);
322
323 if ($more) {
324 $more->{more} = $arc;
325 } else {
326 $arc{$name} = $arc;
327 }
328 $prev = $arc;
329 $more = undef;
330 } elsif (/^arch (\S+)$/i) {
331 my $name = $1;
332 my $arc = normalize_arch $parse_block->(_name => $name);
333
334 if ($more) {
335 $more->{more} = $arc;
336 } else {
337 push @{ $arc{arch} }, $arc;
338 }
339 $prev = $arc;
340 $more = undef;
341 } elsif (/^\s*($|#)/) {
342 #
343 } else {
344 warn "$path: unparseable top-level line '$_'";
345 }
346 }
347
348 undef $parse_block; # work around bug in perl not freeing $fh etc.
349
350 \%arc
351 }
352
353 # put all archs into a hash with editor_face as it's key
354 # NOTE: the arrays in the hash values are references to
355 # the archs from $ARCH
356 sub editor_archs {
357 my %paths;
358
359 for (keys %ARCH) {
360 my $arch = $ARCH{$_};
361 push @{$paths{$arch->{editor_folder}}}, \$arch;
362 }
363
364 \%paths
365 }
366
367 =item ($minx, $miny, $maxx, $maxy) = arch_extents $arch
368
369 arch_extents determines the extents of the given arch's face(s), linked
370 faces and single faces are handled here it returns (minx, miny, maxx,
371 maxy)
372
373 =cut
374
375 sub arch_extents {
376 my ($a) = @_;
377
378 my $o = $ARCH{$a->{_name}}
379 or return;
380
381 my $face = $FACE{$a->{face} || $o->{face} || "blank.111"}
382 or (warn "no face data found for arch '$a->{_name}'"), return;
383
384 if ($face->{w} > 1 || $face->{h} > 1) {
385 # bigface
386 return (0, 0, $face->{w} - 1, $face->{h} - 1);
387
388 } elsif ($o->{more}) {
389 # linked face
390 my ($minx, $miny, $maxx, $maxy) = ($o->{x}, $o->{y}) x 2;
391
392 for (; $o; $o = $o->{more}) {
393 $minx = min $minx, $o->{x};
394 $miny = min $miny, $o->{y};
395 $maxx = max $maxx, $o->{x};
396 $maxy = max $maxy, $o->{y};
397 }
398
399 return ($minx, $miny, $maxx, $maxy);
400
401 } else {
402 # single face
403 return (0, 0, 0, 0);
404 }
405 }
406
407 =item $type = arch_attr $arch
408
409 Returns a hashref describing the object and its attributes. It can contain
410 the following keys:
411
412 name the name, suitable for display purposes
413 ignore
414 attr
415 desc
416 use
417 section => [name => \%attr, name => \%attr]
418 import
419
420 =cut
421
422 sub arch_attr($) {
423 my ($obj) = @_;
424
425 require Crossfire::Data;
426
427 my $root;
428 my $attr = { };
429
430 my $arch = $ARCH{ $obj->{_name} };
431 my $type = $obj->{type} || $arch->{type};
432
433 if ($type > 0) {
434 $root = $Crossfire::Data::ATTR{$type};
435 } else {
436 $root = $Crossfire::Data::TYPE{Misc};
437
438 type:
439 for (@Crossfire::Data::ATTR0) {
440 my $req = $_->{required}
441 or die "internal error: ATTR0 without 'required'";
442
443 keys %$req;
444 while (my ($k, $v) = each %$req) {
445 next type
446 unless $obj->{$k} == $v || $arch->{$k} == $v;
447 }
448
449 $root = $_;
450 }
451 }
452
453 my @import = ($root);
454
455 unshift @import, \%Crossfire::Data::DEFAULT_ATTR
456 unless $type == 116;
457
458 my (%ignore);
459 my (@section_order, %section, @attr_order);
460
461 while (my $type = shift @import) {
462 push @import, @{$type->{import} || []};
463
464 $attr->{$_} ||= $type->{$_}
465 for qw(name desc use);
466
467 for (@{$type->{ignore} || []}) {
468 $ignore{$_}++ for ref $_ ? @$_ : $_;
469 }
470
471 for ([general => ($type->{attr} || [])], @{$type->{section} || []}) {
472 my ($name, $attr) = @$_;
473 push @section_order, $name;
474 for (@$attr) {
475 my ($k, $v) = @$_;
476 push @attr_order, $k;
477 $section{$name}{$k} ||= $v;
478 }
479 }
480 }
481
482 $attr->{section} = [
483 map !exists $section{$_} ? () : do {
484 my $attr = delete $section{$_};
485
486 [
487 $_,
488 map exists $attr->{$_} && !$ignore{$_}
489 ? [$_ => delete $attr->{$_}] : (),
490 @attr_order
491 ]
492 },
493
494 exists $section{$_} ? [$_ => delete $section{$_}] : (),
495 @section_order
496 ];
497
498 $attr
499 }
500
501 sub arch_edit_sections {
502 # if (edit_type == IGUIConstants.TILE_EDIT_NONE)
503 # edit_type = 0;
504 # else if (edit_type != 0) {
505 # // all flags from 'check_type' must be unset in this arch because they get recalculated now
506 # edit_type &= ~check_type;
507 # }
508 #
509 # }
510 # if ((check_type & IGUIConstants.TILE_EDIT_MONSTER) != 0 &&
511 # getAttributeValue("alive", defarch) == 1 &&
512 # (getAttributeValue("monster", defarch) == 1 ||
513 # getAttributeValue("generator", defarch) == 1)) {
514 # // Monster: monsters/npcs/generators
515 # edit_type |= IGUIConstants.TILE_EDIT_MONSTER;
516 # }
517 # if ((check_type & IGUIConstants.TILE_EDIT_WALL) != 0 &&
518 # arch_type == 0 && getAttributeValue("no_pass", defarch) == 1) {
519 # // Walls
520 # edit_type |= IGUIConstants.TILE_EDIT_WALL;
521 # }
522 # if ((check_type & IGUIConstants.TILE_EDIT_CONNECTED) != 0 &&
523 # getAttributeValue("connected", defarch) != 0) {
524 # // Connected Objects
525 # edit_type |= IGUIConstants.TILE_EDIT_CONNECTED;
526 # }
527 # if ((check_type & IGUIConstants.TILE_EDIT_EXIT) != 0 &&
528 # arch_type == 66 || arch_type == 41 || arch_type == 95) {
529 # // Exit: teleporter/exit/trapdoors
530 # edit_type |= IGUIConstants.TILE_EDIT_EXIT;
531 # }
532 # if ((check_type & IGUIConstants.TILE_EDIT_TREASURE) != 0 &&
533 # getAttributeValue("no_pick", defarch) == 0 && (arch_type == 4 ||
534 # arch_type == 5 || arch_type == 36 || arch_type == 60 ||
535 # arch_type == 85 || arch_type == 111 || arch_type == 123 ||
536 # arch_type == 124 || arch_type == 130)) {
537 # // Treasure: randomtreasure/money/gems/potions/spellbooks/scrolls
538 # edit_type |= IGUIConstants.TILE_EDIT_TREASURE;
539 # }
540 # if ((check_type & IGUIConstants.TILE_EDIT_DOOR) != 0 &&
541 # arch_type == 20 || arch_type == 23 || arch_type == 26 ||
542 # arch_type == 91 || arch_type == 21 || arch_type == 24) {
543 # // Door: door/special door/gates + keys
544 # edit_type |= IGUIConstants.TILE_EDIT_DOOR;
545 # }
546 # if ((check_type & IGUIConstants.TILE_EDIT_EQUIP) != 0 &&
547 # getAttributeValue("no_pick", defarch) == 0 && ((arch_type >= 13 &&
548 # arch_type <= 16) || arch_type == 33 || arch_type == 34 ||
549 # arch_type == 35 || arch_type == 39 || arch_type == 70 ||
550 # arch_type == 87 || arch_type == 99 || arch_type == 100 ||
551 # arch_type == 104 || arch_type == 109 || arch_type == 113 ||
552 # arch_type == 122 || arch_type == 3)) {
553 # // Equipment: weapons/armour/wands/rods
554 # edit_type |= IGUIConstants.TILE_EDIT_EQUIP;
555 # }
556 #
557 # return(edit_type);
558 #
559 #
560 }
561
562 sub cache_file($$&&) {
563 my ($src, $cache, $load, $create) = @_;
564
565 my ($size, $mtime) = (stat $src)[7,9]
566 or Carp::croak "$src: $!";
567
568 if (-e $cache) {
569 my $ref = eval { load_ref $cache };
570
571 if ($ref->{version} == 1
572 && $ref->{size} == $size
573 && $ref->{mtime} == $mtime
574 && eval { $load->($ref->{data}); 1 }) {
575 return;
576 }
577 }
578
579 my $ref = {
580 version => 1,
581 size => $size,
582 mtime => $mtime,
583 data => $create->(),
584 };
585
586 $load->($ref->{data});
587
588 save_ref $ref, $cache;
589 }
590
591 =item set_libdir $path
592
593 Sets the library directory to the given path
594 (default: $ENV{CROSSFIRE_LIBDIR}).
595
596 You have to (re-)load the archetypes and tilecache manually after steting
597 the library path.
598
599 =cut
600
601 sub set_libdir($) {
602 $LIB = $_[0];
603 }
604
605 =item load_archetypes
606
607 (Re-)Load archetypes into %ARCH.
608
609 =cut
610
611 sub load_archetypes() {
612 cache_file "$LIB/archetypes", "$VARDIR/archetypes.pst", sub {
613 *ARCH = $_[0];
614 }, sub {
615 read_arch "$LIB/archetypes"
616 };
617 }
618
619 =item load_tilecache
620
621 (Re-)Load %TILE and %FACE.
622
623 =cut
624
625 sub load_tilecache() {
626 require Gtk2;
627
628 cache_file "$LIB/crossfire.0", "$VARDIR/tilecache.pst", sub {
629 $TILE = new_from_file Gtk2::Gdk::Pixbuf "$VARDIR/tilecache.png"
630 or die "$VARDIR/tilecache.png: $!";
631 *FACE = $_[0];
632 }, sub {
633 require File::Temp;
634
635 my $tile = read_pak "$LIB/crossfire.0";
636
637 my %cache;
638
639 my $idx = 0;
640
641 for my $name (sort keys %$tile) {
642 my ($fh, $filename) = File::Temp::tempfile ();
643 print $fh $tile->{$name};
644 close $fh;
645 my $pb = new_from_file Gtk2::Gdk::Pixbuf $filename;
646 unlink $filename;
647
648 my $tile = $cache{$name} = {
649 pb => $pb,
650 idx => $idx,
651 w => int $pb->get_width / TILESIZE,
652 h => int $pb->get_height / TILESIZE,
653 };
654
655
656 $idx += $tile->{w} * $tile->{h};
657 }
658
659 my $pb = new Gtk2::Gdk::Pixbuf "rgb", 1, 8, 64 * TILESIZE, TILESIZE * int +($idx + 63) / 64;
660
661 while (my ($name, $tile) = each %cache) {
662 my $tpb = delete $tile->{pb};
663 my $ofs = $tile->{idx};
664
665 for my $x (0 .. $tile->{w} - 1) {
666 for my $y (0 .. $tile->{h} - 1) {
667 my $idx = $ofs + $x + $y * $tile->{w};
668 $tpb->copy_area ($x * TILESIZE, $y * TILESIZE, TILESIZE, TILESIZE,
669 $pb, ($idx % 64) * TILESIZE, TILESIZE * int $idx / 64);
670 }
671 }
672 }
673
674 $pb->save ("$VARDIR/tilecache.png", "png");
675
676 \%cache
677 };
678 }
679
680 =head1 AUTHOR
681
682 Marc Lehmann <schmorp@schmorp.de>
683 http://home.schmorp.de/
684
685 Robin Redeker <elmex@ta-sa.org>
686 http://www.ta-sa.org/
687
688 =cut
689
690 1