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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 1.17 by root, Mon Jun 11 21:38:13 2007 UTC vs.
Revision 1.38 by root, Fri Mar 26 00:26:48 2010 UTC

1#! perl # mandatory 1#! perl # mandatory
2 2
3use Coro::AIO;
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::RANDOMDIR/$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}";
13 } else { 15 } else {
14 warn "unable to read meta file for $self->{random_id}\n"; 16 warn "unable to read meta file for $self->{random_id}\n";
15 return 0; 17 return 0;
16 } 18 }
… …
52 $self->activate; 54 $self->activate;
53 55
54 1 56 1
55} 57}
56 58
57sub clean_random_maps { 59# called by the random map generator
58 my $files = Coro::AIO::aio_readdir $cf::RANDOMDIR 60sub find_style_;
59 or return; 61sub find_style_($$) {
62 my ($path, $difficulty) = @_;
60 63
64 my $map;
65
66 $map = cf::map::find $path
67 unless aio_stat "$cf::MAPDIR/$path.map";
68
69 unless ($map) {
70 # search files and/or dirs
71 if (my ($dirs, $nondirs) = aio_scandir "$cf::MAPDIR/$path/", 1) {
72 my @entries = sort grep s/\.map$//, @$nondirs;
73
74 if ($difficulty < 0) {
75 # pick a fully random map, but only a map, do not recurse
76 $map = cf::map::find "$path/$entries[cf::rmg_rndm scalar @entries]"
77 if @entries;
78 } else {
79 # pick a map with nearest difficulty value ("mapname_<difficulty>.map")
80 @entries = sort @$dirs
81 unless @entries;
82
83 my $min_diff = 1e99;
84
85 for my $name (@entries) {
86 if ($name =~ /_(\d+)$/) {
87 my $diff = abs $difficulty - $1 + 0.5; # prefer the more difficult version
88 ($map, $min_diff) = ($name, $diff) if $diff < $min_diff;
89 }
90 }
91
92 unless ($map) {
93 # no map with given pattern found, choose a random map
94 $map = $entries[cf::rmg_rndm scalar @entries];
95 }
96
97 $map = find_style_ "$path/$map", $difficulty
98 if $map;
99 }
100 }
101 }
102
103 $map
104}
105
106sub find_style($$$) {
107 my ($dir, $name, $difficulty) = @_;
108
109 cf::cede_to_tick;
110
111 my $map = find_style_ $name ? "$dir/$name" : $dir, $difficulty;
112
113 if ($map) {
114 $map->load;
115 $map->deactivate;
116 }
117
118 #warn "return $dir,$name,$difficulty => $map\n" if $difficulty >= 0;#d#
119 $map
120}
121
122cf::async_ext {
123 $Coro::current->{desc} = "random map meta file cleaner";
124 $Coro::current->nice (1);
125
126 while () {
61 my $META_TIMEOUT = $cf::CFG{map_random_meta_timeout} || 86400 * 7; 127 my $META_TIMEOUT = $cf::CFG{map_random_meta_timeout} || 86400 * 7;
62 128
129 Coro::AnyEvent::idle_upto $META_TIMEOUT / 10 * 2;
130
131 my ($files) = Coro::AIO::aio_readdirx $cf::RANDOMDIR, IO::AIO::READDIR_STAT_ORDER
132 or return;
133
63 for my $file (@$files) { 134 for my $file (@$files) {
64 next unless $file =~ /\.meta$/; 135 next unless $file =~ /\.meta$/;
65 136
66 Coro::AIO::aio_stat "$cf::RANDOMDIR/$file" 137 Coro::AIO::aio_stat "$cf::RANDOMDIR/$file"
67 and next; 138 and next;
68 139
69 my $age = $cf::NOW - (stat _)[8]; 140 my $age = $cf::NOW - (stat _)[8];
70 141
71 if ($age > $META_TIMEOUT) { 142 if ($age > $META_TIMEOUT) {
72 warn "resetting random meta data for $file"; 143 warn "resetting random meta data for $file";
73 IO::AIO::aio_unlink "$cf::RANDOMDIR/$file"; 144 IO::AIO::aio_unlink "$cf::RANDOMDIR/$file";
74 } 145 }
75 } 146 }
76}
77 147
78# clean up old temp maps regularly 148 Coro::AnyEvent::sleep $META_TIMEOUT / 10;
79Event->timer ( 149 }
80 reentrant => 0, 150};
81 data => cf::WF_AUTOCANCEL,
82 interval => 3600,
83 after => 60,
84 cb => Coro::unblock_sub { clean_random_maps },
85);
86 151
87# map generator stresstest, never enable under normal circumstances 152# map generator stresstest, NEVER enable under normal circumstances
88if (0) { 153if ($ENV{STRESSTEST}) {
89 cf::async { 154 cf::async {
90 my $seed = 0; 155 my $seed = 0;
91 while () { 156 while () {
92 my $map = cf::map::new; 157 my $map = cf::map::new;
93 $map->generate_random_map ({ 158 $map->generate_random_map ({
94 region => "scorn", 159 region => "scorn",
95 random_seed => $seed++, 160 random_seed => $seed++,
96 xsize => 12, 161 xsize => (int rand 100) + 1,
97 ysize => 12, 162 ysize => (int rand 100) + 1,
98 }); 163 });
99 warn sprintf "%d: %d %d\n", $seed, $map->width, $map->height;#d# 164 warn sprintf "%d: %dx%d o# %d\n", $seed, $map->width, $map->height, &cf::object::objects_size;#d#
100 $map->destroy; 165 $map->destroy;
101 } 166 }
102 }; 167 };
103} 168}
104 169
170# prefetch test, load some ocean-maps
171if (0) {
172 cf::async {
173 # 0.58
174 Coro::Timer::sleep 2;
175 for my $x (200..219) {
176 for my $y (200..219) {
177 (cf::map::find "/world/world_$x\_$y")->load;
178 }
179 }
180 };
181}
182
183# save test
184if (0) {
185 cf::async {
186 # 0.080
187 Coro::Timer::sleep 2;
188 my $map = cf::map::find "/mlab/citydeclouds2";
189 $map->load_header;
190 $map->load;
191 $map->post_load_original;
192 my $m=100;
193 for (1..50) {
194 my $t=EV::time;
195 $map->_save_objects ("/tmp/x", cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
196 $t = EV::time-$t;
197 $m=$t if $m>$t;
198 warn $m;
199 }
200 };
201}
202
1051 2031
106 204

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