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/cvs/deliantra/server/ext/map-random.ext
Revision: 1.33
Committed: Sat Jun 6 21:43:13 2009 UTC (14 years, 11 months ago) by root
Branch: MAIN
CVS Tags: rel-2_82, rel-2_81, rel-2_80, rel-2_79
Changes since 1.32: +1 -1 lines
Log Message:
*** empty log message ***

File Contents

# Content
1 #! perl # mandatory
2
3 use Coro::AIO;
4
5 cf::map->register (qr{^\?random/([0-9a-f]{32})});
6
7 sub init {
8 my ($self) = @_;
9
10 $self->{random_id} = $1;
11
12 if (0 < Coro::AIO::aio_load "$cf::RANDOMDIR/$self->{random_id}.meta", my $data) {
13 $self->{random} = cf::decode_json $data;
14 $self->{random}{custom} ||= "$self->{random}{origin_map}+$self->{random}{origin_x}+$self->{random}{origin_y}";
15 } else {
16 warn "unable to read meta file for $self->{random_id}\n";
17 return 0;
18 }
19
20 1
21 }
22
23 sub thawer_merge {
24 # we have to keep some variables in memory intact
25 local $_[0]{random_id};
26 local $_[0]{random};
27
28 $_[0]->SUPER::thawer_merge ($_[1]);
29 }
30
31 sub visible_name {
32 my ($self) = @_;
33
34 my $rmp = $self->{random};
35 "random map at $rmp->{custom}, level $rmp->{dungeon_level}"
36 }
37
38 sub save_path {
39 my ($self) = @_;
40
41 sprintf "%s/%s.map", $cf::RANDOMDIR, $self->{random_id}
42 }
43
44 sub uniq_path {
45 undef
46 }
47
48 sub load_header_orig {
49 my ($self) = @_;
50
51 return unless $self->{random};
52
53 $self->generate_random_map ($self->{random});
54 $self->activate;
55
56 1
57 }
58
59 sub clean_random_maps {
60 return;#d#
61 my $files = Coro::AIO::aio_readdirx $cf::RANDOMDIR, IO::AIO::READDIR_STAT_ORDER
62 or return;
63
64 my $META_TIMEOUT = $cf::CFG{map_random_meta_timeout} || 86400 * 7;
65
66 for my $file (@$files) {
67 next unless $file =~ /\.meta$/;
68
69 Coro::AIO::aio_stat "$cf::RANDOMDIR/$file"
70 and next;
71
72 my $age = $cf::NOW - (stat _)[8];
73
74 if ($age > $META_TIMEOUT) {
75 warn "resetting random meta data for $file";
76 IO::AIO::aio_unlink "$cf::RANDOMDIR/$file";
77 }
78 }
79 }
80
81 # called by the random map generator
82 sub find_style_;
83 sub find_style_($$) {
84 my ($path, $difficulty) = @_;
85
86 my $map;
87
88 $map = cf::map::find $path
89 unless aio_stat "$cf::MAPDIR/$path.map";
90
91 unless ($map) {
92 # search files and/or dirs
93 if (my ($dirs, $nondirs) = aio_scandir "$cf::MAPDIR/$path/", 1) {
94 my @entries = sort grep s/\.map$//, @$nondirs;
95
96 if ($difficulty < 0) {
97 # pick a fully random map, but only a map, do not recurse
98 $map = cf::map::find "$path/$entries[cf::rmg_rndm scalar @entries]"
99 if @entries;
100 } else {
101 # pick a map with nearest difficulty value ("mapname_<difficulty>.map")
102 @entries = sort @$dirs
103 unless @entries;
104
105 my $min_diff = 1e99;
106
107 for my $name (@entries) {
108 if ($name =~ /_(\d+)$/) {
109 my $diff = abs $difficulty - $1 + 0.5; # prefer the more difficult version
110 ($map, $min_diff) = ($name, $diff) if $diff < $min_diff;
111 }
112 }
113
114 unless ($map) {
115 # no map with given pattern found, choose a random map
116 $map = $entries[cf::rmg_rndm scalar @entries];
117 }
118
119 $map = find_style_ "$path/$map", $difficulty
120 if $map;
121 }
122 }
123 }
124
125 $map
126 }
127
128 sub find_style($$$) {
129 my ($dir, $name, $difficulty) = @_;
130
131 cf::cede_to_tick;
132
133 my $map = find_style_ $name ? "$dir/$name" : $dir, $difficulty;
134
135 if ($map) {
136 $map->load;
137 $map->deactivate;
138 }
139
140 #warn "return $dir,$name,$difficulty => $map\n" if $difficulty >= 0;#d#
141 $map
142 }
143
144 # clean up old temp maps regularly
145 our $CLEAN_RANDOM_MAPS = cf::periodic 3600, Coro::unblock_sub {
146 clean_random_maps;
147 };
148
149 # map generator stresstest, NEVER enable under normal circumstances
150 if ($ENV{STRESSTEST}) {
151 cf::async {
152 my $seed = 0;
153 while () {
154 my $map = cf::map::new;
155 $map->generate_random_map ({
156 region => "scorn",
157 random_seed => $seed++,
158 xsize => (int rand 100) + 1,
159 ysize => (int rand 100) + 1,
160 });
161 warn sprintf "%d: %dx%d o# %d\n", $seed, $map->width, $map->height, &cf::object::objects_size;#d#
162 $map->destroy;
163 }
164 };
165 }
166
167 # prefetch test, load some ocean-maps
168 if (0) {
169 cf::async {
170 # 0.58
171 Coro::Timer::sleep 2;
172 for my $x (200..219) {
173 for my $y (200..219) {
174 (cf::map::find "/world/world_$x\_$y")->load;
175 }
176 }
177 };
178 }
179
180 1
181