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Revision: 1.57
Committed: Thu Mar 23 08:55:54 2006 UTC (18 years, 1 month ago) by root
Branch: MAIN
Changes since 1.56: +10 -1 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 # same as in server save routine, to (hopefully) be compatible
43 # to the other editors.
44 our @FIELD_ORDER_MAP = (qw(
45 name swap_time reset_timeout fixed_resettime difficulty region
46 shopitems shopgreed shopmin shopmax shoprace
47 darkness width height enter_x enter_y msg maplore
48 unique template
49 outdoor temp pressure humid windspeed winddir sky nosmooth
50 tile_path_1 tile_path_2 tile_path_3 tile_path_4
51 ));
52
53 our @FIELD_ORDER = (qw(
54 elevation
55
56 name name_pl custom_name title race
57 slaying skill msg lore other_arch face
58 #todo-events
59 animation is_animated
60 Str Dex Con Wis Pow Cha Int
61 hp maxhp sp maxsp grace maxgrace
62 exp perm_exp expmul
63 food dam luck wc ac x y speed speed_left move_state attack_movement
64 nrof level direction type subtype
65
66 resist_physical resist_magic resist_fire resist_electricity
67 resist_cold resist_confusion resist_acid resist_drain
68 resist_weaponmagic resist_ghosthit resist_poison resist_slow
69 resist_paralyze resist_turn_undead resist_fear resist_cancellation
70 resist_deplete resist_death resist_chaos resist_counterspell
71 resist_godpower resist_holyword resist_blind resist_internal
72 resist_life_stealing resist_disease
73
74 path_attuned path_repelled path_denied material materialname
75 value carrying weight invisible state magic
76 last_heal last_sp last_grace last_eat
77 connected glow_radius randomitems npx_status npc_program
78 run_away pick_up container will_apply smoothlevel
79 current_weapon_script weapontype tooltype elevation client_type
80 item_power duration range
81 range_modifier duration_modifier dam_modifier gen_sp_armour
82 move_type move_block move_allow move_on move_off move_on move_slow move_slow_penalty
83
84 alive wiz was_wiz applied unpaid can_use_shield no_pick is_animated monster
85 friendly generator is_thrown auto_apply treasure player sold see_invisible
86 can_roll overlay_floor is_turnable is_used_up identified reflecting changing
87 splitting hitback startequip blocksview undead scared unaggressive
88 reflect_missile reflect_spell no_magic no_fix_player is_lightable tear_down
89 run_away pick_up unique no_drop can_cast_spell can_use_scroll can_use_range
90 can_use_bow can_use_armour can_use_weapon can_use_ring has_ready_range
91 has_ready_bow xrays is_floor lifesave no_strength sleep stand_still
92 random_move only_attack confused stealth cursed damned see_anywhere
93 known_magical known_cursed can_use_skill been_applied has_ready_scroll
94 can_use_rod can_use_horn make_invisible inv_locked is_wooded is_hilly
95 has_ready_skill has_ready_weapon no_skill_ident is_blind can_see_in_dark
96 is_cauldron is_dust no_steal one_hit berserk neutral no_attack no_damage
97 activate_on_push activate_on_release is_water use_content_on_gen is_buildable
98
99 body_range body_arm body_torso body_head body_neck body_skill
100 body_finger body_shoulder body_foot body_hand body_wrist body_waist
101 ));
102
103 sub MOVE_WALK (){ 0x01 }
104 sub MOVE_FLY_LOW (){ 0x02 }
105 sub MOVE_FLY_HIGH (){ 0x04 }
106 sub MOVE_FLYING (){ 0x06 }
107 sub MOVE_SWIM (){ 0x08 }
108 sub MOVE_BOAT (){ 0x10 }
109 sub MOVE_ALL (){ 0xff }
110
111 sub load_ref($) {
112 my ($path) = @_;
113
114 open my $fh, "<", $path
115 or die "$path: $!";
116 binmode $fh;
117 local $/;
118
119 thaw <$fh>
120 }
121
122 sub save_ref($$) {
123 my ($ref, $path) = @_;
124
125 open my $fh, ">", "$path~"
126 or die "$path~: $!";
127 binmode $fh;
128 print $fh freeze $ref;
129 close $fh;
130 rename "$path~", $path
131 or die "$path: $!";
132 }
133
134 sub normalize_object($) {
135 my ($ob) = @_;
136
137 delete $ob->{$_} for qw(
138 can_knockback can_parry can_impale can_cut can_dam_armour
139 can_apply pass_thru can_pass_thru
140 );
141
142 for my $attr (qw(move_type move_block move_allow move_on move_off move_slow)) {
143 next unless exists $ob->{$attr};
144 next if $ob->{$attr} =~ /^\d+$/;
145
146 my $flags = 0;
147
148 # assume list
149 for my $flag (map lc, split /\s+/, $ob->{$attr}) {
150 $flags |= MOVE_WALK if $flag eq "walk";
151 $flags |= MOVE_FLY_LOW if $flag eq "fly_low";
152 $flags |= MOVE_FLY_HIGH if $flag eq "fly_high";
153 $flags |= MOVE_FLYING if $flag eq "flying";
154 $flags |= MOVE_SWIM if $flag eq "swim";
155 $flags |= MOVE_BOAT if $flag eq "boat";
156 $flags |= MOVE_ALL if $flag eq "all";
157
158 $flags &= ~MOVE_WALK if $flag eq "-walk";
159 $flags &= ~MOVE_FLY_LOW if $flag eq "-fly_low";
160 $flags &= ~MOVE_FLY_HIGH if $flag eq "-fly_high";
161 $flags &= ~MOVE_FLYING if $flag eq "-flying";
162 $flags &= ~MOVE_SWIM if $flag eq "-swim";
163 $flags &= ~MOVE_BOAT if $flag eq "-boat";
164 $flags &= ~MOVE_ALL if $flag eq "-all";
165 }
166
167 $ob->{$attr} = $flags;
168 }
169
170 if (defined (my $v = delete $ob->{no_pass})) {
171 $ob->{move_block} = $v ? MOVE_ALL : 0;
172 }
173 if (defined (my $v = delete $ob->{slow_move})) {
174 $ob->{move_slow} |= MOVE_WALK;
175 $ob->{move_slow_penalty} = $v;
176 }
177 if (defined (my $v = delete $ob->{walk_on})) {
178 $ob->{move_on} = $v ? $ob->{move_on} | MOVE_WALK
179 : $ob->{move_on} & ~MOVE_WALK;
180 }
181 if (defined (my $v = delete $ob->{walk_off})) {
182 $ob->{move_off} = $v ? $ob->{move_off} | MOVE_WALK
183 : $ob->{move_off} & ~MOVE_WALK;
184 }
185 if (defined (my $v = delete $ob->{fly_on})) {
186 $ob->{move_on} = $v ? $ob->{move_on} | MOVE_FLY_LOW
187 : $ob->{move_on} & ~MOVE_FLY_LOW;
188 }
189 if (defined (my $v = delete $ob->{fly_off})) {
190 $ob->{move_off} = $v ? $ob->{move_off} | MOVE_FLY_LOW
191 : $ob->{move_off} & ~MOVE_FLY_LOW;
192 }
193 if (defined (my $v = delete $ob->{flying})) {
194 $ob->{move_type} = $v ? $ob->{move_type} | MOVE_FLY_LOW
195 : $ob->{move_type} & ~MOVE_FLY_LOW;
196 }
197
198 $ob
199 }
200
201 sub normalize_arch($) {
202 my ($ob) = @_;
203
204 normalize_object $ob;
205
206 my $arch = $ARCH{$ob->{_name}}
207 or (warn "$ob->{_name}: no such archetype", return $ob);
208
209 if ($arch->{type} == 22) { # map
210 my %normalize = (
211 "enter_x" => "hp",
212 "enter_y" => "sp",
213 "width" => "x",
214 "height" => "y",
215 "reset_timeout" => "weight",
216 "swap_time" => "value",
217 "difficulty" => "level",
218 "darkness" => "invisible",
219 "fixed_resettime" => "stand_still",
220 );
221
222 while (my ($k2, $k1) = each %normalize) {
223 if (defined (my $v = delete $ob->{$k1})) {
224 $ob->{$k2} = $v;
225 }
226 }
227 } else {
228 # if value matches archetype default, delete
229 while (my ($k, $v) = each %$ob) {
230 if (exists $arch->{$k} and $arch->{$k} eq $v) {
231 next if $k eq "_name";
232 delete $ob->{$k};
233 }
234 }
235 }
236
237 # a speciality for the editor
238 if (exists $ob->{attack_movement}) {
239 my $am = delete $ob->{attack_movement};
240 $ob->{attack_movement_bits_0_3} = $am & 15;
241 $ob->{attack_movement_bits_4_7} = $am & 240;
242 }
243
244 $ob
245 }
246
247 sub read_pak($) {
248 my ($path) = @_;
249
250 my %pak;
251
252 open my $fh, "<", $path
253 or Carp::croak "$_[0]: $!";
254 binmode $fh;
255 while (<$fh>) {
256 my ($type, $id, $len, $path) = split;
257 $path =~ s/.*\///;
258 read $fh, $pak{$path}, $len;
259 }
260
261 \%pak
262 }
263
264 sub read_arch($) {
265 my ($path) = @_;
266
267 my %arc;
268 my ($more, $prev);
269
270 open my $fh, "<", $path
271 or Carp::croak "$path: $!";
272
273 binmode $fh;
274
275 my $parse_block; $parse_block = sub {
276 my %arc = @_;
277
278 while (<$fh>) {
279 s/\s+$//;
280 if (/^end$/i) {
281 last;
282 } elsif (/^arch (\S+)$/i) {
283 push @{ $arc{inventory} }, normalize_arch $parse_block->(_name => $1);
284 } elsif (/^lore$/i) {
285 while (<$fh>) {
286 last if /^endlore\s*$/i;
287 $arc{lore} .= $_;
288 }
289 } elsif (/^msg$/i) {
290 while (<$fh>) {
291 last if /^endmsg\s*$/i;
292 $arc{msg} .= $_;
293 }
294 } elsif (/^(\S+)\s*(.*)$/) {
295 $arc{lc $1} = $2;
296 } elsif (/^\s*($|#)/) {
297 #
298 } else {
299 warn "$path: unparsable line '$_' in arch $arc{_name}";
300 }
301 }
302
303 \%arc
304 };
305
306 while (<$fh>) {
307 s/\s+$//;
308 if (/^more$/i) {
309 $more = $prev;
310 } elsif (/^object (\S+)$/i) {
311 my $name = $1;
312 my $arc = normalize_object $parse_block->(_name => $name);
313
314 if ($more) {
315 $more->{more} = $arc;
316 } else {
317 $arc{$name} = $arc;
318 }
319 $prev = $arc;
320 $more = undef;
321 } elsif (/^arch (\S+)$/i) {
322 my $name = $1;
323 my $arc = normalize_arch $parse_block->(_name => $name);
324
325 if ($more) {
326 $more->{more} = $arc;
327 } else {
328 push @{ $arc{arch} }, $arc;
329 }
330 $prev = $arc;
331 $more = undef;
332 } elsif (/^\s*($|#)/) {
333 #
334 } else {
335 warn "$path: unparseable top-level line '$_'";
336 }
337 }
338
339 undef $parse_block; # work around bug in perl not freeing $fh etc.
340
341 \%arc
342 }
343
344 # put all archs into a hash with editor_face as it's key
345 # NOTE: the arrays in the hash values are references to
346 # the archs from $ARCH
347 sub editor_archs {
348 my %paths;
349
350 for (keys %ARCH) {
351 my $arch = $ARCH{$_};
352 push @{$paths{$arch->{editor_folder}}}, \$arch;
353 }
354
355 \%paths
356 }
357
358 =item ($minx, $miny, $maxx, $maxy) = arch_extents $arch
359
360 arch_extents determines the extents of the given arch's face(s), linked
361 faces and single faces are handled here it returns (minx, miny, maxx,
362 maxy)
363
364 =cut
365
366 sub arch_extents {
367 my ($a) = @_;
368
369 my $o = $ARCH{$a->{_name}}
370 or return;
371
372 my $face = $FACE{$a->{face} || $o->{face} || "blank.111"}
373 or (warn "no face data found for arch '$a->{_name}'"), return;
374
375 if ($face->{w} > 1 || $face->{h} > 1) {
376 # bigface
377 return (0, 0, $face->{w} - 1, $face->{h} - 1);
378
379 } elsif ($o->{more}) {
380 # linked face
381 my ($minx, $miny, $maxx, $maxy) = ($o->{x}, $o->{y}) x 2;
382
383 for (; $o; $o = $o->{more}) {
384 $minx = min $minx, $o->{x};
385 $miny = min $miny, $o->{y};
386 $maxx = max $maxx, $o->{x};
387 $maxy = max $maxy, $o->{y};
388 }
389
390 return ($minx, $miny, $maxx, $maxy);
391
392 } else {
393 # single face
394 return (0, 0, 0, 0);
395 }
396 }
397
398 =item $type = arch_attr $arch
399
400 Returns a hashref describing the object and its attributes. It can contain
401 the following keys:
402
403 name the name, suitable for display purposes
404 ignore
405 attr
406 desc
407 use
408 section => [name => \%attr, name => \%attr]
409 import
410
411 =cut
412
413 sub arch_attr($) {
414 my ($obj) = @_;
415
416 require Crossfire::Data;
417
418 my $root;
419 my $attr = { };
420
421 my $arch = $ARCH{ $obj->{_name} };
422 my $type = $obj->{type} || $arch->{type};
423
424 if ($type > 0) {
425 $root = $Crossfire::Data::ATTR{$type};
426 } else {
427 $root = $Crossfire::Data::TYPE{Misc};
428
429 type:
430 for (@Crossfire::Data::ATTR0) {
431 my $req = $_->{required}
432 or die "internal error: ATTR0 without 'required'";
433
434 keys %$req;
435 while (my ($k, $v) = each %$req) {
436 next type
437 unless $obj->{$k} == $v || $arch->{$k} == $v;
438 }
439
440 $root = $_;
441 }
442 }
443
444 my @import = ($root);
445
446 unshift @import, \%Crossfire::Data::DEFAULT_ATTR
447 unless $type == 116;
448
449 my (%ignore);
450 my (@section_order, %section, @attr_order);
451
452 while (my $type = shift @import) {
453 push @import, @{$type->{import} || []};
454
455 $attr->{$_} ||= $type->{$_}
456 for qw(name desc use);
457
458 for (@{$type->{ignore} || []}) {
459 $ignore{$_}++ for ref $_ ? @$_ : $_;
460 }
461
462 for ([general => ($type->{attr} || [])], @{$type->{section} || []}) {
463 my ($name, $attr) = @$_;
464 push @section_order, $name;
465 for (@$attr) {
466 my ($k, $v) = @$_;
467 push @attr_order, $k;
468 $section{$name}{$k} ||= $v;
469 }
470 }
471 }
472
473 $attr->{section} = [
474 map !exists $section{$_} ? () : do {
475 my $attr = delete $section{$_};
476
477 [
478 $_,
479 map exists $attr->{$_} && !$ignore{$_}
480 ? [$_ => delete $attr->{$_}] : (),
481 @attr_order
482 ]
483 },
484
485 exists $section{$_} ? [$_ => delete $section{$_}] : (),
486 @section_order
487 ];
488
489 $attr
490 }
491
492 sub arch_edit_sections {
493 # if (edit_type == IGUIConstants.TILE_EDIT_NONE)
494 # edit_type = 0;
495 # else if (edit_type != 0) {
496 # // all flags from 'check_type' must be unset in this arch because they get recalculated now
497 # edit_type &= ~check_type;
498 # }
499 #
500 # }
501 # if ((check_type & IGUIConstants.TILE_EDIT_MONSTER) != 0 &&
502 # getAttributeValue("alive", defarch) == 1 &&
503 # (getAttributeValue("monster", defarch) == 1 ||
504 # getAttributeValue("generator", defarch) == 1)) {
505 # // Monster: monsters/npcs/generators
506 # edit_type |= IGUIConstants.TILE_EDIT_MONSTER;
507 # }
508 # if ((check_type & IGUIConstants.TILE_EDIT_WALL) != 0 &&
509 # arch_type == 0 && getAttributeValue("no_pass", defarch) == 1) {
510 # // Walls
511 # edit_type |= IGUIConstants.TILE_EDIT_WALL;
512 # }
513 # if ((check_type & IGUIConstants.TILE_EDIT_CONNECTED) != 0 &&
514 # getAttributeValue("connected", defarch) != 0) {
515 # // Connected Objects
516 # edit_type |= IGUIConstants.TILE_EDIT_CONNECTED;
517 # }
518 # if ((check_type & IGUIConstants.TILE_EDIT_EXIT) != 0 &&
519 # arch_type == 66 || arch_type == 41 || arch_type == 95) {
520 # // Exit: teleporter/exit/trapdoors
521 # edit_type |= IGUIConstants.TILE_EDIT_EXIT;
522 # }
523 # if ((check_type & IGUIConstants.TILE_EDIT_TREASURE) != 0 &&
524 # getAttributeValue("no_pick", defarch) == 0 && (arch_type == 4 ||
525 # arch_type == 5 || arch_type == 36 || arch_type == 60 ||
526 # arch_type == 85 || arch_type == 111 || arch_type == 123 ||
527 # arch_type == 124 || arch_type == 130)) {
528 # // Treasure: randomtreasure/money/gems/potions/spellbooks/scrolls
529 # edit_type |= IGUIConstants.TILE_EDIT_TREASURE;
530 # }
531 # if ((check_type & IGUIConstants.TILE_EDIT_DOOR) != 0 &&
532 # arch_type == 20 || arch_type == 23 || arch_type == 26 ||
533 # arch_type == 91 || arch_type == 21 || arch_type == 24) {
534 # // Door: door/special door/gates + keys
535 # edit_type |= IGUIConstants.TILE_EDIT_DOOR;
536 # }
537 # if ((check_type & IGUIConstants.TILE_EDIT_EQUIP) != 0 &&
538 # getAttributeValue("no_pick", defarch) == 0 && ((arch_type >= 13 &&
539 # arch_type <= 16) || arch_type == 33 || arch_type == 34 ||
540 # arch_type == 35 || arch_type == 39 || arch_type == 70 ||
541 # arch_type == 87 || arch_type == 99 || arch_type == 100 ||
542 # arch_type == 104 || arch_type == 109 || arch_type == 113 ||
543 # arch_type == 122 || arch_type == 3)) {
544 # // Equipment: weapons/armour/wands/rods
545 # edit_type |= IGUIConstants.TILE_EDIT_EQUIP;
546 # }
547 #
548 # return(edit_type);
549 #
550 #
551 }
552
553 sub cache_file($$&&) {
554 my ($src, $cache, $load, $create) = @_;
555
556 my ($size, $mtime) = (stat $src)[7,9]
557 or Carp::croak "$src: $!";
558
559 if (-e $cache) {
560 my $ref = eval { load_ref $cache };
561
562 if ($ref->{version} == 1
563 && $ref->{size} == $size
564 && $ref->{mtime} == $mtime
565 && eval { $load->($ref->{data}); 1 }) {
566 return;
567 }
568 }
569
570 my $ref = {
571 version => 1,
572 size => $size,
573 mtime => $mtime,
574 data => $create->(),
575 };
576
577 $load->($ref->{data});
578
579 save_ref $ref, $cache;
580 }
581
582 =item set_libdir $path
583
584 Sets the library directory to the given path
585 (default: $ENV{CROSSFIRE_LIBDIR}).
586
587 You have to (re-)load the archetypes and tilecache manually after steting
588 the library path.
589
590 =cut
591
592 sub set_libdir($) {
593 $LIB = $_[0];
594 }
595
596 =item load_archetypes
597
598 (Re-)Load archetypes into %ARCH.
599
600 =cut
601
602 sub load_archetypes() {
603 cache_file "$LIB/archetypes", "$VARDIR/archetypes.pst", sub {
604 *ARCH = $_[0];
605 }, sub {
606 read_arch "$LIB/archetypes"
607 };
608 }
609
610 =item load_tilecache
611
612 (Re-)Load %TILE and %FACE.
613
614 =cut
615
616 sub load_tilecache() {
617 require Gtk2;
618
619 cache_file "$LIB/crossfire.0", "$VARDIR/tilecache.pst", sub {
620 $TILE = new_from_file Gtk2::Gdk::Pixbuf "$VARDIR/tilecache.png"
621 or die "$VARDIR/tilecache.png: $!";
622 *FACE = $_[0];
623 }, sub {
624 require File::Temp;
625
626 my $tile = read_pak "$LIB/crossfire.0";
627
628 my %cache;
629
630 my $idx = 0;
631
632 for my $name (sort keys %$tile) {
633 my ($fh, $filename) = File::Temp::tempfile ();
634 print $fh $tile->{$name};
635 close $fh;
636 my $pb = new_from_file Gtk2::Gdk::Pixbuf $filename;
637 unlink $filename;
638
639 my $tile = $cache{$name} = {
640 pb => $pb,
641 idx => $idx,
642 w => int $pb->get_width / TILESIZE,
643 h => int $pb->get_height / TILESIZE,
644 };
645
646
647 $idx += $tile->{w} * $tile->{h};
648 }
649
650 my $pb = new Gtk2::Gdk::Pixbuf "rgb", 1, 8, 64 * TILESIZE, TILESIZE * int +($idx + 63) / 64;
651
652 while (my ($name, $tile) = each %cache) {
653 my $tpb = delete $tile->{pb};
654 my $ofs = $tile->{idx};
655
656 for my $x (0 .. $tile->{w} - 1) {
657 for my $y (0 .. $tile->{h} - 1) {
658 my $idx = $ofs + $x + $y * $tile->{w};
659 $tpb->copy_area ($x * TILESIZE, $y * TILESIZE, TILESIZE, TILESIZE,
660 $pb, ($idx % 64) * TILESIZE, TILESIZE * int $idx / 64);
661 }
662 }
663 }
664
665 $pb->save ("$VARDIR/tilecache.png", "png");
666
667 \%cache
668 };
669 }
670
671 =head1 AUTHOR
672
673 Marc Lehmann <schmorp@schmorp.de>
674 http://home.schmorp.de/
675
676 Robin Redeker <elmex@ta-sa.org>
677 http://www.ta-sa.org/
678
679 =cut
680
681 1