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#! perl # mandatory |
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|
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use Coro::AIO; |
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|
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cf::map->register (qr{^\?random/([0-9a-f]{32})}); |
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|
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sub init { |
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my ($self) = @_; |
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|
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$self->{random_id} = $1; |
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|
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if (0 < Coro::AIO::aio_load "$cf::RANDOMDIR/$self->{random_id}.meta", my $data) { |
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$self->{random} = cf::decode_json $data; |
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$self->{random}{custom} ||= "$self->{random}{origin_map}+$self->{random}{origin_x}+$self->{random}{origin_y}"; |
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} else { |
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warn "unable to read meta file for $self->{random_id}\n"; |
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return 0; |
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} |
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|
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1 |
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} |
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|
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sub thawer_merge { |
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# we have to keep some variables in memory intact |
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local $_[0]{random_id}; |
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local $_[0]{random}; |
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|
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$_[0]->SUPER::thawer_merge ($_[1]); |
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} |
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|
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sub visible_name { |
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my ($self) = @_; |
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|
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my $rmp = $self->{random}; |
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"random map at $rmp->{custom}, level $rmp->{dungeon_level}" |
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} |
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|
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sub save_path { |
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my ($self) = @_; |
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|
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sprintf "%s/%s.map", $cf::RANDOMDIR, $self->{random_id} |
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} |
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|
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sub uniq_path { |
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undef |
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} |
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|
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sub load_header_orig { |
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my ($self) = @_; |
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|
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return unless $self->{random}; |
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|
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$self->generate_random_map ($self->{random}); |
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$self->activate; |
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|
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1 |
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} |
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|
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sub clean_random_maps { |
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my $files = Coro::AIO::aio_readdir $cf::RANDOMDIR |
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or return; |
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|
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my $META_TIMEOUT = $cf::CFG{map_random_meta_timeout} || 86400 * 7; |
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|
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for my $file (@$files) { |
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next unless $file =~ /\.meta$/; |
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|
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Coro::AIO::aio_stat "$cf::RANDOMDIR/$file" |
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and next; |
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|
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my $age = $cf::NOW - (stat _)[8]; |
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|
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if ($age > $META_TIMEOUT) { |
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warn "resetting random meta data for $file"; |
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IO::AIO::aio_unlink "$cf::RANDOMDIR/$file"; |
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} |
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} |
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} |
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|
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# called by the random map generator |
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sub find_style_; |
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sub find_style_($$) { |
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my ($path, $difficulty) = @_; |
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|
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my $mapdir = cf::datadir . "/" . cf::mapdir; |
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|
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my $map; |
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|
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$map = cf::map::find $path |
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unless aio_stat "$mapdir/$path.map"; |
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|
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unless ($map) { |
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# search files and/or dirs |
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if (my ($dirs, $nondirs) = aio_scandir "$mapdir/$path/", 1) { |
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my @entries = sort grep s/\.map$//, @$nondirs; |
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|
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if ($difficulty < 0) { |
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# pick a fully random map, but only a map, do not recurse |
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$map = cf::map::find "$path/$entries[cf::rmg_rndm scalar @entries]" |
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if @entries; |
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} else { |
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# pick a map with nearest difficulty value ("mapname_<difficulty>.map") |
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@entries = sort @$dirs |
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unless @entries; |
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|
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my $min_diff = 1e99; |
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|
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for my $name (@entries) { |
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if ($name =~ /_(\d+)$/) { |
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my $diff = abs $difficulty - $1 + 0.5; # prefer the more difficult version |
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($map, $min_diff) = ($name, $diff) if $diff < $min_diff; |
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} |
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} |
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|
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unless ($map) { |
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# no map with given pattern found, choose a random map |
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$map = $entries[cf::rmg_rndm scalar @entries]; |
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} |
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|
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$map = find_style_ "$path/$map", $difficulty |
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if $map; |
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} |
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} |
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} |
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|
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$map |
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} |
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|
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sub find_style($$$) { |
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my ($dir, $name, $difficulty) = @_; |
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|
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cf::cede_to_tick; |
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|
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my $map = find_style_ $name ? "$dir/$name" : $dir, $difficulty; |
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|
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if ($map) { |
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$map->load; |
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$map->deactivate; |
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} |
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|
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warn "return $dir,$name,$difficulty => $map\n" if $difficulty >= 0;#d# |
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$map |
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} |
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|
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# clean up old temp maps regularly |
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our $CLEAN_RANDOM_MAPS = cf::periodic 3600, Coro::unblock_sub { |
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clean_random_maps; |
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}; |
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|
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# map generator stresstest, NEVER enable under normal circumstances |
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if (0) { |
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cf::async { |
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my $seed = 0; |
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while () { |
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my $map = cf::map::new; |
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$map->generate_random_map ({ |
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region => "scorn", |
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random_seed => $seed++, |
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xsize => (int rand 90) + 3, |
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ysize => (int rand 90) + 3, |
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}); |
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# warn sprintf "%d: %d %d\n", $seed, $map->width, $map->height;#d# |
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$map->destroy; |
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} |
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}; |
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} |
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|
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# prefetch test, load some ocean-maps |
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if (0) { |
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cf::async { |
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# 0.58 |
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Coro::Timer::sleep 2; |
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for my $x (200..219) { |
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for my $y (200..219) { |
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(cf::map::find "/world/world_$x\_$y")->load; |
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} |
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} |
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}; |
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} |
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|
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1 |
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