ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/deliantra/Deliantra/Deliantra.pm
Revision: 1.24
Committed: Thu Feb 23 03:13:33 2006 UTC (18 years, 2 months ago) by root
Branch: MAIN
Changes since 1.23: +12 -10 lines
Log Message:
*** empty log message ***

File Contents

# User Rev Content
1 elmex 1.1 =head1 NAME
2    
3     Crossfire - Crossfire maphandling
4    
5     =cut
6    
7 root 1.4 package Crossfire;
8    
9 elmex 1.3 our $VERSION = '0.1';
10 elmex 1.1
11     use strict;
12    
13 root 1.7 use base 'Exporter';
14    
15 root 1.13 use Carp ();
16 elmex 1.1 use Storable;
17 root 1.21 use File::Spec;
18 root 1.15 use List::Util qw(min max);
19 elmex 1.1
20 elmex 1.11 #XXX: The map_* procedures scream for a map-object
21    
22     our @EXPORT =
23 root 1.15 qw(read_pak read_arch %ARCH TILESIZE $TILE %FACE editor_archs arch_extents);
24 root 1.7
25 root 1.4 our $LIB = $ENV{CROSSFIRE_LIBDIR}
26 root 1.13 or Carp::croak "\$CROSSFIRE_LIBDIR must be set\n";
27 elmex 1.1
28 root 1.7 sub TILESIZE (){ 32 }
29 elmex 1.1
30 root 1.15 our $CACHEDIR;
31     our %ARCH;
32     our %FACE;
33     our $TILE;
34 elmex 1.1
35 root 1.13 our %FIELD_MULTILINE = (
36 root 1.14 msg => "endmsg",
37     lore => "endlore",
38 root 1.13 );
39    
40     # not used yet, maybe alphabetical is ok
41     our @FIELD_ORDER = (qw(name name_pl));
42    
43 root 1.14 sub MOVE_WALK (){ 0x1 }
44     sub MOVE_FLY_LOW (){ 0x2 }
45     sub MOVE_FLY_HIGH (){ 0x4 }
46     sub MOVE_FLYING (){ 0x6 }
47     sub MOVE_SWIM (){ 0x8 }
48     sub MOVE_ALL (){ 0xf }
49    
50     sub normalize_arch($) {
51     my ($ob) = @_;
52    
53 root 1.15 my $arch = $ARCH{$ob->{_name}}
54 root 1.14 or (warn "$ob->{_name}: no such archetype", return $ob);
55    
56     delete $ob->{$_} for qw(can_knockback can_parry can_impale can_cut can_dam_armour can_apply);
57    
58     if ($arch->{type} == 22) { # map
59     my %normalize = (
60     "enter_x" => "hp",
61     "enter_y" => "sp",
62     "width" => "x",
63     "height" => "y",
64     "reset_timeout" => "weight",
65     "swap_time" => "value",
66     "difficulty" => "level",
67     "darkness" => "invisible",
68     "fixed_resettime" => "stand_still",
69     );
70    
71     while (my ($k2, $k1) = each %normalize) {
72     if (defined (my $v = delete $ob->{$k1})) {
73     $ob->{$k2} = $v;
74     }
75     }
76     }
77    
78     if (defined (my $v = delete $ob->{no_pass})) {
79     $ob->{move_block} = $v ? MOVE_ALL : 0;
80     }
81     if (defined (my $v = delete $ob->{walk_on})) {
82     $ob->{move_on} = $v ? $ob->{move_on} | MOVE_WALK
83     : $ob->{move_on} & ~MOVE_WALK;
84     }
85     if (defined (my $v = delete $ob->{walk_off})) {
86     $ob->{move_off} = $v ? $ob->{move_off} | MOVE_WALK
87     : $ob->{move_off} & ~MOVE_WALK;
88     }
89     if (defined (my $v = delete $ob->{fly_on})) {
90     $ob->{move_on} = $v ? $ob->{move_on} | MOVE_FLY_LOW
91     : $ob->{move_on} & ~MOVE_FLY_LOW;
92     }
93     if (defined (my $v = delete $ob->{fly_off})) {
94     $ob->{move_off} = $v ? $ob->{move_off} | MOVE_FLY_LOW
95     : $ob->{move_off} & ~MOVE_FLY_LOW;
96     }
97     if (defined (my $v = delete $ob->{flying})) {
98     $ob->{move_type} = $v ? $ob->{move_type} | MOVE_FLY_LOW
99     : $ob->{move_type} & ~MOVE_FLY_LOW;
100     }
101    
102     # if value matches archetype default, delete
103     while (my ($k, $v) = each %$ob) {
104     if (exists $arch->{$k} and $arch->{$k} eq $v) {
105 root 1.15 next if $k eq "_name";
106 root 1.14 delete $ob->{$k};
107     }
108     }
109    
110     $ob
111     }
112 root 1.13
113 root 1.4 sub read_pak($;$) {
114     my ($path, $cache) = @_;
115 elmex 1.1
116     eval {
117 root 1.4 defined $cache
118 root 1.24 && -e $cache
119 root 1.4 && -M $cache < -M $path
120 root 1.23 && Storable::retrieve ($cache)
121 elmex 1.1 } or do {
122     my %pak;
123    
124     open my $fh, "<:raw", $path
125 root 1.13 or Carp::croak "$_[0]: $!";
126 elmex 1.1 while (<$fh>) {
127     my ($type, $id, $len, $path) = split;
128     $path =~ s/.*\///;
129     read $fh, $pak{$path}, $len;
130     }
131    
132 root 1.23 Storable::nstore (\%pak, $cache)
133 root 1.4 if defined $cache;
134 elmex 1.1
135     \%pak
136     }
137     }
138    
139     sub read_arch($;$) {
140 root 1.4 my ($path, $cache) = @_;
141    
142     eval {
143     defined $cache
144 root 1.24 && -e $cache
145 root 1.4 && -M $cache < -M $path
146 root 1.23 && Storable::retrieve ($cache)
147 root 1.4 } or do {
148     my %arc;
149     my ($more, $prev);
150    
151     open my $fh, "<:raw", $path
152 root 1.13 or Carp::croak "$path: $!";
153 elmex 1.1
154 root 1.4 my $parse_block; $parse_block = sub {
155     my %arc = @_;
156 elmex 1.2
157 root 1.4 while (<$fh>) {
158     s/\s+$//;
159     if (/^end$/i) {
160     last;
161     } elsif (/^arch (\S+)$/) {
162 root 1.14 push @{ $arc{inventory} }, normalize_arch $parse_block->(_name => $1);
163 root 1.4 } elsif (/^lore$/) {
164     while (<$fh>) {
165     last if /^endlore\s*$/i;
166     $arc{lore} .= $_;
167     }
168     } elsif (/^msg$/) {
169     while (<$fh>) {
170     last if /^endmsg\s*$/i;
171     $arc{msg} .= $_;
172     }
173     } elsif (/^(\S+)\s*(.*)$/) {
174     $arc{lc $1} = $2;
175     } elsif (/^\s*($|#)/) {
176     #
177     } else {
178     warn "$path: unparsable line '$_' in arch $arc{_name}";
179     }
180     }
181 elmex 1.1
182 root 1.4 \%arc
183     };
184 elmex 1.1
185     while (<$fh>) {
186     s/\s+$//;
187 root 1.4 if (/^more$/i) {
188     $more = $prev;
189     } elsif (/^object (\S+)$/i) {
190     my $name = $1;
191     my $arc = $parse_block->(_name => $name);
192    
193     if ($more) {
194     $more->{more} = $arc;
195     } else {
196     $arc{$name} = $arc;
197 elmex 1.1 }
198 root 1.4 $prev = $arc;
199     $more = undef;
200     } elsif (/^arch (\S+)$/i) {
201 root 1.14 push @{ $arc{arch} }, normalize_arch $parse_block->(_name => $1);
202 elmex 1.1 } elsif (/^\s*($|#)/) {
203     #
204     } else {
205 root 1.4 warn "$path: unparseable top-level line '$_'";
206 elmex 1.1 }
207     }
208    
209 root 1.4 undef $parse_block; # work around bug in perl not freeing $fh etc.
210 elmex 1.2
211 root 1.23 Storable::nstore (\%arc, $cache)
212 root 1.4 if defined $cache;
213 elmex 1.1
214 root 1.4 \%arc
215 elmex 1.2 }
216 elmex 1.1 }
217    
218 elmex 1.10 # put all archs into a hash with editor_face as it's key
219     # NOTE: the arrays in the hash values are references to
220     # the archs from $ARCH
221     sub editor_archs {
222     my %paths;
223    
224 root 1.15 for (keys %ARCH) {
225     my $arch = $ARCH{$_};
226 elmex 1.10 push @{$paths{$arch->{editor_folder}}}, \$arch;
227     }
228    
229 root 1.15 \%paths
230 elmex 1.10 }
231    
232 root 1.17 =item ($minx, $miny, $maxx, $maxy) = arch_extents $arch
233    
234     arch_extents determines the extents of the given arch's face(s), linked
235     faces and single faces are handled here it returns (minx, miny, maxx,
236     maxy)
237    
238     =cut
239    
240 root 1.15 sub arch_extents {
241 elmex 1.10 my ($a) = @_;
242    
243 root 1.15 my $o = $ARCH{$a->{_name}}
244     or return;
245 elmex 1.10
246 root 1.15 my $face = $FACE{$a->{face} || $o->{face}}
247     or (warn "no face data found for arch '$a->{_name}'"), return;
248 elmex 1.10
249 root 1.15 if ($face->{w} > 1 || $face->{h} > 1) {
250     # bigface
251     return (0, 0, $face->{w} - 1, $face->{h} - 1);
252    
253     } elsif ($o->{more}) {
254     # linked face
255     my ($minx, $miny, $maxx, $maxy) = ($o->{x}, $o->{y}) x 2;
256    
257     for (; $o; $o = $o->{more}) {
258     $minx = min $minx, $o->{x};
259     $miny = min $miny, $o->{y};
260     $maxx = max $maxx, $o->{x};
261     $maxy = max $maxy, $o->{y};
262     }
263    
264     return ($minx, $miny, $maxx, $maxy);
265 elmex 1.10
266     } else {
267     # single face
268 root 1.15 return (0, 0, 0, 0);
269 elmex 1.10 }
270     }
271    
272 root 1.19 =item $type = arch_attr $arch
273 root 1.17
274     Returns a hashref describing the object and its attributes. It can contain
275     the following keys:
276    
277     name the name, suitable for display purposes
278     ignore
279     attr
280     desc
281     use
282     section => [name => \%attr, name => \%attr]
283 root 1.19 import
284 root 1.17
285     =cut
286    
287     sub arch_attr($) {
288     my ($arch) = @_;
289    
290     require Crossfire::Data;
291    
292 root 1.18 my $attr;
293 root 1.17
294     if ($arch->{type} > 0) {
295 root 1.18 $attr = $Crossfire::Data::ATTR{$arch->{type}+0};
296 root 1.17 } else {
297 root 1.18 $attr = $Crossfire::Data::TYPE{Misc};
298    
299     type:
300     for (@Crossfire::Data::ATTR0) {
301     my $req = $_->{required}
302     or die "internal error: ATTR0 without 'required'";
303    
304     while (my ($k, $v) = each %$req) {
305     next type
306     unless $arch->{$k} == $v;
307     }
308    
309     $attr = $_;
310     }
311 root 1.17 }
312    
313 root 1.19 $attr || \%Crossfire::Data::DEFAULT_ATTR;
314 root 1.17 }
315    
316 root 1.16 sub arch_edit_sections {
317     # if (edit_type == IGUIConstants.TILE_EDIT_NONE)
318     # edit_type = 0;
319     # else if (edit_type != 0) {
320     # // all flags from 'check_type' must be unset in this arch because they get recalculated now
321     # edit_type &= ~check_type;
322     # }
323     #
324     # }
325     # if ((check_type & IGUIConstants.TILE_EDIT_MONSTER) != 0 &&
326     # getAttributeValue("alive", defarch) == 1 &&
327     # (getAttributeValue("monster", defarch) == 1 ||
328     # getAttributeValue("generator", defarch) == 1)) {
329     # // Monster: monsters/npcs/generators
330     # edit_type |= IGUIConstants.TILE_EDIT_MONSTER;
331     # }
332     # if ((check_type & IGUIConstants.TILE_EDIT_WALL) != 0 &&
333     # arch_type == 0 && getAttributeValue("no_pass", defarch) == 1) {
334     # // Walls
335     # edit_type |= IGUIConstants.TILE_EDIT_WALL;
336     # }
337     # if ((check_type & IGUIConstants.TILE_EDIT_CONNECTED) != 0 &&
338     # getAttributeValue("connected", defarch) != 0) {
339     # // Connected Objects
340     # edit_type |= IGUIConstants.TILE_EDIT_CONNECTED;
341     # }
342     # if ((check_type & IGUIConstants.TILE_EDIT_EXIT) != 0 &&
343     # arch_type == 66 || arch_type == 41 || arch_type == 95) {
344     # // Exit: teleporter/exit/trapdoors
345     # edit_type |= IGUIConstants.TILE_EDIT_EXIT;
346     # }
347     # if ((check_type & IGUIConstants.TILE_EDIT_TREASURE) != 0 &&
348     # getAttributeValue("no_pick", defarch) == 0 && (arch_type == 4 ||
349     # arch_type == 5 || arch_type == 36 || arch_type == 60 ||
350     # arch_type == 85 || arch_type == 111 || arch_type == 123 ||
351     # arch_type == 124 || arch_type == 130)) {
352     # // Treasure: randomtreasure/money/gems/potions/spellbooks/scrolls
353     # edit_type |= IGUIConstants.TILE_EDIT_TREASURE;
354     # }
355     # if ((check_type & IGUIConstants.TILE_EDIT_DOOR) != 0 &&
356     # arch_type == 20 || arch_type == 23 || arch_type == 26 ||
357     # arch_type == 91 || arch_type == 21 || arch_type == 24) {
358     # // Door: door/special door/gates + keys
359     # edit_type |= IGUIConstants.TILE_EDIT_DOOR;
360     # }
361     # if ((check_type & IGUIConstants.TILE_EDIT_EQUIP) != 0 &&
362     # getAttributeValue("no_pick", defarch) == 0 && ((arch_type >= 13 &&
363     # arch_type <= 16) || arch_type == 33 || arch_type == 34 ||
364     # arch_type == 35 || arch_type == 39 || arch_type == 70 ||
365     # arch_type == 87 || arch_type == 99 || arch_type == 100 ||
366     # arch_type == 104 || arch_type == 109 || arch_type == 113 ||
367     # arch_type == 122 || arch_type == 3)) {
368     # // Equipment: weapons/armour/wands/rods
369     # edit_type |= IGUIConstants.TILE_EDIT_EQUIP;
370     # }
371     #
372     # return(edit_type);
373     #
374     #
375     }
376    
377 root 1.24 sub init($) {
378     my ($cachedir) = @_;
379    
380     return if %ARCH;
381    
382     mkdir $cachedir, 0777;
383     *ARCH = read_arch "$LIB/archetypes", "$cachedir/archetypes.pst";
384     }
385    
386     $CACHEDIR ||= $ENV{HOME} ? "$ENV{HOME}/crossfire" : File::Spec->tmpdir;
387 root 1.15
388     init $CACHEDIR;
389    
390 elmex 1.1 =head1 AUTHOR
391    
392     Marc Lehmann <schmorp@schmorp.de>
393     http://home.schmorp.de/
394    
395     Robin Redeker <elmex@ta-sa.org>
396     http://www.ta-sa.org/
397    
398     =cut
399 root 1.4
400     1