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#! perl # OPTIONAL |
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|
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# optional plug-in to speed up worldmap rendering by dynamically |
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# generating it out of an image |
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# - saves loading time (less data to read) |
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# - saves temporary space (only overlay stuff needs to be saved) |
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# - might get reused as a generic tiled map |
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|
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use Coro::Handle; |
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use Coro::AIO; |
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|
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our $WORLD; |
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|
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sub load_indexed($$) { |
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my ($path, $size) = @_; |
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|
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use bytes; |
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|
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0 < aio_load "$path.plt", my $plt |
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or cf::cleanup "$path.plt: $!"; |
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|
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my %plt; |
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my @plt; |
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|
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for (split /\n/, $plt) { |
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my ($name, $rgb) = split /\s+/; |
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if (/^(\S+)\s+(\S+)$/) { |
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my ($name, $rgb) = ($1, $2); |
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$rgb = join "", map chr, map $_ * 17, map hex, split //, $rgb; |
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$plt{$rgb} = chr @plt; |
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push @plt, $name; |
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} |
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} |
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|
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my $pid = open my $pipe, "-|"; |
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|
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defined $pid |
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or cf::cleanup "fork: $!"; |
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|
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unless ($pid) { |
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eval { |
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open my $fh, "convert \Q$path.png\E -depth 8 rgb:- |" |
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or die "convert: $!"; |
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binmode $fh; |
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|
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binmode $fh; |
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$size * 3 == read $fh, my $data, $size * 3 |
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or die "$path.png, expected $size rgb triplets: $!"; |
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|
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$data =~ s{(...)}{ |
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$plt{$1} or die "$path.png: color not in palette: #" . unpack "H*", $1 |
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}sge; |
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|
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binmode STDOUT; |
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syswrite STDOUT, $data; |
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}; |
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warn $@ if $@; |
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cf::_exit; |
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} |
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|
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$pipe = Coro::Handle::unblock $pipe; |
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binmode $pipe; |
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$size == read $pipe, my $data, $size |
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or cf::cleanup "$path.png, expected $size index octets ($!)"; |
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|
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($data, \@plt) |
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} |
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|
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sub load_gridmap($) { |
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my ($path) = @_; |
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|
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if (1 || ! -e "/tmp/xxxx.gridmap") { |
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0 < aio_load "$path/gridmap.meta", my $map |
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or cf::cleanup "$path/gridmap.meta: $!\n"; |
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|
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$map = cf::from_json $map; |
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|
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my $size = $map->{tile_w} * $map->{tile_h} * $map->{grid_w} * $map->{grid_h} |
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or cf::cleanup "$path/gridmap.meta: empty gridmap?"; |
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|
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($map->{arc_data}, $map->{arc_plt}) = load_indexed "$path/gridmap.arch", $size; |
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($map->{reg_data}, $map->{reg_plt}) = load_indexed "$path/gridmap.regn", $size; |
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|
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Storable::nstore $map, "/tmp/xxxx.gridmap" if 0;#d# |
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|
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$map |
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} else { |
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Storable::retrieve "/tmp/xxxx.gridmap"; |
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} |
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} |
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|
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# this is contorted, but likely the correct way to acquire the lock :) |
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cf::sync_job { |
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my $guard = cf::lock_acquire "ext::world_gridmap"; |
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cf::async_ext { |
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$WORLD = load_gridmap sprintf "%s/%s/%s", cf::datadir, cf::mapdir, "world"; |
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warn "worldmap gridmap loaded."; |
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undef $guard; |
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} |
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}; |
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|
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cf::map->register (qr{^/world/world_(\d\d\d)_(\d\d\d)$}, 100); |
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|
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sub wxwy { |
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$_[0]->path =~ m{/world/world_(\d\d\d)_(\d\d\d)$} |
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? ($1, $2) |
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: (0, 0) |
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} |
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|
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sub load_header_orig { |
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my ($self) = @_; |
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|
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my ($x, $y) = $self->wxwy; |
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|
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my $guard = cf::lock_acquire "ext::world_gridmap"; |
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|
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$self->width ($WORLD->{tile_w}); |
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$self->height ($WORLD->{tile_h}); |
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|
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$self->name ("'The World' at +$x+$y"); |
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$self->msg ("worldmap dynamically created by map-world extension"); |
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$self->outdoor (1); |
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$self->default_region (undef); |
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|
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$self->tile_path (0, sprintf "/world/world_%03d_%03d", $x, $y - 1) if $y > 0; |
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$self->tile_path (1, sprintf "/world/world_%03d_%03d", $x + 1, $y) if $x < 999; |
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$self->tile_path (2, sprintf "/world/world_%03d_%03d", $x, $y + 1) if $y < 999; |
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$self->tile_path (3, sprintf "/world/world_%03d_%03d", $x - 1, $y) if $x > 0; |
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|
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$self->{load_path} = sprintf "%s/%s/world-overlay/world_%03d_%03d.map", cf::datadir, cf::mapdir, $x, $y |
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if $x >= 100 && $x <= 129 && $y >= 100 && $y <= 129; |
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|
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1 |
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} |
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|
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sub fill { |
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my ($self) = @_; |
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|
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$self->add_underlay ("\x00" x ($WORLD->{tile_w} * $WORLD->{tile_h}), 0, $WORLD->{tile_w}, $WORLD->{arc_plt}); |
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$self->default_region (cf::region::find $WORLD->{reg_plt}[0]); |
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} |
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|
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sub load { |
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my ($self) = @_; |
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|
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if ($self->{load_path}) { |
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$self->SUPER::load; |
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} else { |
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$self->alloc; |
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$self->fill; |
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$self->in_memory (cf::MAP_IN_MEMORY); |
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} |
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} |
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|
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sub post_load { |
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my ($self) = @_; |
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|
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my $guard = cf::lock_acquire "ext::world_gridmap"; |
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|
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my ($x, $y) = $self->wxwy; |
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|
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if ($x >= 100 && $x <= 129 && $y >= 100 && $y <= 129) { |
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my $stride = $WORLD->{grid_w} * $WORLD->{tile_w}; |
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my $top = ($y - 100) * $WORLD->{tile_h} * $stride |
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+ ($x - 100) * $WORLD->{tile_w}; |
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|
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$self->add_underlay ($WORLD->{arc_data}, $top, $stride, $WORLD->{arc_plt}); |
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$self->set_regiondata ($WORLD->{reg_data}, $top, $stride, $WORLD->{reg_plt}); |
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|
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} else { |
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$self->fill; |
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} |
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} |
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|
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1 |
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|
