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/cvs/deliantra/server/ext/map-random.ext
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Comparing deliantra/server/ext/map-random.ext (file contents):
Revision 1.5 by root, Sat Jan 13 23:06:13 2007 UTC vs.
Revision 1.33 by root, Sat Jun 6 21:43:13 2009 UTC

1#! perl # MANDATORY 1#! perl # mandatory
2
3use Coro::AIO;
2 4
3cf::map->register (qr{^\?random/([0-9a-f]{32})}); 5cf::map->register (qr{^\?random/([0-9a-f]{32})});
4 6
5sub init { 7sub init {
6 my ($self) = @_; 8 my ($self) = @_;
7 9
8 $self->{random_id} = $1; 10 $self->{random_id} = $1;
9 11
10 if (0 < Coro::AIO::aio_load "$cf::RANDOM_MAPS/$self->{random_id}.meta", my $data) { 12 if (0 < Coro::AIO::aio_load "$cf::RANDOMDIR/$self->{random_id}.meta", my $data) {
11 $self->{random} = cf::from_json $data; 13 $self->{random} = cf::decode_json $data;
12 $self->{random}{custom} ||= "$self->{random}{origin_map}+$self->{random}{origin_x}+$self->{random}{origin_y}"; 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;
13 } 18 }
14 19
15 1 20 1
21}
22
23sub 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]);
16} 29}
17 30
18sub visible_name { 31sub visible_name {
19 my ($self) = @_; 32 my ($self) = @_;
20 33
… …
23} 36}
24 37
25sub save_path { 38sub save_path {
26 my ($self) = @_; 39 my ($self) = @_;
27 40
28 sprintf "%s/%s.map", $cf::RANDOM_MAPS, $self->{random_id} 41 sprintf "%s/%s.map", $cf::RANDOMDIR, $self->{random_id}
29} 42}
30 43
31sub uniq_path { 44sub uniq_path {
32 undef 45 undef
33} 46}
34 47
35sub load_orig { 48sub load_header_orig {
36 my ($self) = @_; 49 my ($self) = @_;
37 50
38 return unless $self->{random}; 51 return unless $self->{random};
39 52
40 $self->generate_random_map ($self->{random}); 53 $self->generate_random_map ($self->{random});
54 $self->activate;
41 55
42 1 56 1
43} 57}
44 58
45sub clean_random_maps { 59sub 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
82sub find_style_;
83sub find_style_($$) {
84 my ($path, $difficulty) = @_;
85
86 my $map;
87
88 $map = cf::map::find $path
89 unless aio_stat "$cf::MAPDIR/$path.map";
90
91 unless ($map) {
92 # search files and/or dirs
93 if (my ($dirs, $nondirs) = aio_scandir "$cf::MAPDIR/$path/", 1) {
94 my @entries = sort grep s/\.map$//, @$nondirs;
95
96 if ($difficulty < 0) {
97 # pick a fully random map, but only a map, do not recurse
98 $map = cf::map::find "$path/$entries[cf::rmg_rndm scalar @entries]"
99 if @entries;
100 } else {
101 # pick a map with nearest difficulty value ("mapname_<difficulty>.map")
102 @entries = sort @$dirs
103 unless @entries;
104
105 my $min_diff = 1e99;
106
107 for my $name (@entries) {
108 if ($name =~ /_(\d+)$/) {
109 my $diff = abs $difficulty - $1 + 0.5; # prefer the more difficult version
110 ($map, $min_diff) = ($name, $diff) if $diff < $min_diff;
111 }
112 }
113
114 unless ($map) {
115 # no map with given pattern found, choose a random map
116 $map = $entries[cf::rmg_rndm scalar @entries];
117 }
118
119 $map = find_style_ "$path/$map", $difficulty
120 if $map;
121 }
122 }
123 }
124
125 $map
126}
127
128sub find_style($$$) {
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
145our $CLEAN_RANDOM_MAPS = cf::periodic 3600, Coro::unblock_sub {
146 clean_random_maps;
147};
148
149# map generator stresstest, NEVER enable under normal circumstances
150if ($ENV{STRESSTEST}) {
46 cf::async { 151 cf::async {
47 my $files = Coro::AIO::aio_readdir $cf::RANDOM_MAPS 152 my $seed = 0;
48 or return; 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}
49 166
50 my $META_TIMEOUT = $cf::CFG{map_random_meta_timeout} || 86400 * 7; 167# prefetch test, load some ocean-maps
51 my $MAP_TIMEOUT = $cf::CFG{map_random_map_timeout} || 3600 * 6; 168if (0) {
52 169 cf::async {
53 for my $file (@$files) { 170 # 0.58
54 next if $file =~ /\.pst$/; 171 Coro::Timer::sleep 2;
55 172 for my $x (200..219) {
56 Coro::AIO::aio_stat "$cf::RANDOM_MAPS/$file" 173 for my $y (200..219) {
57 and next; 174 (cf::map::find "/world/world_$x\_$y")->load;
58
59 my $age = $cf::NOW - (stat _)[8];
60
61 if ($file =~ /\.meta$/) {
62 if ($age > $META_TIMEOUT) {
63 warn "resetting random meta data for $file";
64 IO::AIO::aio_unlink "$cf::RANDOM_MAPS/$file";
65 }
66 } else {
67 if ($age > $MAP_TIMEOUT) {
68 warn "resetting random map $file";
69 IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$cf::RANDOM_MAPS/$file";
70 IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$cf::RANDOM_MAPS/$file.pst";
71 }
72 } 175 }
73 } 176 }
74 }; 177 };
75} 178}
76 179
77# clean up old temp maps regularly
78Event->timer (
79 data => cf::WF_AUTOCANCEL,
80 interval => 3600,
81 after => 600,
82 cb => \&clean_random_maps,
83);
84
851 1801
86 181

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