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Comparing deliantra/server/ext/map-random.ext (file contents):
Revision 1.15 by root, Sat Apr 21 17:34:24 2007 UTC vs.
Revision 1.35 by root, Sun Nov 8 22:28:10 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::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 }
… …
53 55
54 1 56 1
55} 57}
56 58
57sub clean_random_maps { 59sub clean_random_maps {
58 my $files = Coro::AIO::aio_readdir $cf::RANDOMDIR 60 my $files = Coro::AIO::aio_readdirx $cf::RANDOMDIR, IO::AIO::READDIR_STAT_ORDER
59 or return; 61 or return;
60 62
61 my $META_TIMEOUT = $cf::CFG{map_random_meta_timeout} || 86400 * 7; 63 my $META_TIMEOUT = $cf::CFG{map_random_meta_timeout} || 86400 * 7;
62 my $MAP_TIMEOUT = $cf::CFG{map_random_map_timeout} || 3600 * 6;
63 64
64 for my $file (@$files) { 65 for my $file (@$files) {
65 next if $file =~ /\.pst$/; 66 next unless $file =~ /\.meta$/;
66 67
67 Coro::AIO::aio_stat "$cf::RANDOMDIR/$file" 68 Coro::AIO::aio_stat "$cf::RANDOMDIR/$file"
68 and next; 69 and next;
69 70
70 my $age = $cf::NOW - (stat _)[8]; 71 my $age = $cf::NOW - (stat _)[8];
71 72
72 if ($file =~ /\.meta$/) {
73 if ($age > $META_TIMEOUT) { 73 if ($age > $META_TIMEOUT) {
74 warn "resetting random meta data for $file"; 74 warn "resetting random meta data for $file";
75 IO::AIO::aio_unlink "$cf::RANDOMDIR/$file"; 75 IO::AIO::aio_unlink "$cf::RANDOMDIR/$file";
76 }
77 }
78}
79
80# called by the random map generator
81sub find_style_;
82sub find_style_($$) {
83 my ($path, $difficulty) = @_;
84
85 my $map;
86
87 $map = cf::map::find $path
88 unless aio_stat "$cf::MAPDIR/$path.map";
89
90 unless ($map) {
91 # search files and/or dirs
92 if (my ($dirs, $nondirs) = aio_scandir "$cf::MAPDIR/$path/", 1) {
93 my @entries = sort grep s/\.map$//, @$nondirs;
94
95 if ($difficulty < 0) {
96 # pick a fully random map, but only a map, do not recurse
97 $map = cf::map::find "$path/$entries[cf::rmg_rndm scalar @entries]"
98 if @entries;
99 } else {
100 # pick a map with nearest difficulty value ("mapname_<difficulty>.map")
101 @entries = sort @$dirs
102 unless @entries;
103
104 my $min_diff = 1e99;
105
106 for my $name (@entries) {
107 if ($name =~ /_(\d+)$/) {
108 my $diff = abs $difficulty - $1 + 0.5; # prefer the more difficult version
109 ($map, $min_diff) = ($name, $diff) if $diff < $min_diff;
110 }
111 }
112
113 unless ($map) {
114 # no map with given pattern found, choose a random map
115 $map = $entries[cf::rmg_rndm scalar @entries];
116 }
117
118 $map = find_style_ "$path/$map", $difficulty
119 if $map;
76 } 120 }
77 } else {
78 if ($age > $MAP_TIMEOUT) {
79 warn "resetting random map $file";
80 IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$cf::RANDOMDIR/$file";
81 IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$cf::RANDOMDIR/$file.pst";
82 } 121 }
83 } 122 }
123
124 $map
125}
126
127sub find_style($$$) {
128 my ($dir, $name, $difficulty) = @_;
84 } 129
130 cf::cede_to_tick;
131
132 my $map = find_style_ $name ? "$dir/$name" : $dir, $difficulty;
133
134 if ($map) {
135 $map->load;
136 $map->deactivate;
137 }
138
139 #warn "return $dir,$name,$difficulty => $map\n" if $difficulty >= 0;#d#
140 $map
85} 141}
86 142
87# clean up old temp maps regularly 143# clean up old temp maps regularly
88Event->timer ( 144our $CLEAN_RANDOM_MAPS = cf::periodic 3600, Coro::unblock_sub {
89 reentrant => 0, 145 clean_random_maps;
90 data => cf::WF_AUTOCANCEL, 146};
91 interval => 3600,
92 after => 60,
93 cb => Coro::unblock_sub { clean_random_maps },
94);
95 147
96# map generator stresstest, never enable under normal circumstances 148# map generator stresstest, NEVER enable under normal circumstances
97if (0) { 149if ($ENV{STRESSTEST}) {
98 cf::async { 150 cf::async {
99 my $seed = 0; 151 my $seed = 0;
100 while () { 152 while () {
101 my $map = cf::map::new; 153 my $map = cf::map::new;
102 $map->generate_random_map ({ 154 $map->generate_random_map ({
103 region => "scorn", 155 region => "scorn",
104 random_seed => $seed++, 156 random_seed => $seed++,
105 xsize => 12, 157 xsize => (int rand 100) + 1,
106 ysize => 12, 158 ysize => (int rand 100) + 1,
107 }); 159 });
108 warn sprintf "%d: %d %d\n", $seed, $map->width, $map->height;#d# 160 warn sprintf "%d: %dx%d o# %d\n", $seed, $map->width, $map->height, &cf::object::objects_size;#d#
109 $map->destroy; 161 $map->destroy;
110 } 162 }
111 }; 163 };
112} 164}
113 165
166# prefetch test, load some ocean-maps
167if (0) {
168 cf::async {
169 # 0.58
170 Coro::Timer::sleep 2;
171 for my $x (200..219) {
172 for my $y (200..219) {
173 (cf::map::find "/world/world_$x\_$y")->load;
174 }
175 }
176 };
177}
178
179# save test
180if (0) {
181 cf::async {
182 # 0.58
183 Coro::Timer::sleep 2;
184 my $map = cf::map::find "/mlab/citydeclouds2";
185 $map->load_header;
186 $map->load;
187 $map->post_load_original;
188 my $m=100;
189 for (1..50) {
190 my $t=EV::time;
191 $map->_save_objects ("/tmp/x", cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
192 $t = EV::time-$t;
193 $m=$t if $m>$t;
194 warn $m;
195 }
196 };
197}
198
1141 1991
115 200

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