--- deliantra/server/ext/map-world.ext	2007/04/17 20:41:15	1.21
+++ deliantra/server/ext/map-world.ext	2011/05/04 07:41:13	1.44
@@ -1,173 +1,148 @@
-#! perl # OPTIONAL
+#! perl # mandatory
 
-# optional plug-in to speed up worldmap rendering by dynamically
-# generating it out of an image
-# - saves loading time (less data to read)
-# - saves temporary space (only overlay stuff needs to be saved)
-# - might get reused as a generic tiled map
+# manages the worldmap by directing to other handlers
 
-use Coro::Handle;
-use Coro::AIO;
+cf::map->register (qr{^/world/world_(-?\d+)_(-?\d+)(?:_(-?\d+))?$}, 100);
 
-our $WORLD;
+# universal
+our $TILE_W = 50;
+our $TILE_H = 50;
 
-sub load_indexed($$) {
-   my ($path, $size) = @_;
+# registry
+our @AREAS;
 
-   use bytes;
+sub register($$$$$$$@) {
+   my $meta = {
+      pkg => shift,
+      x0  => shift, y0  => shift, z0  => shift,
+      x1  => shift, y1  => shift, z1  => shift,
+      @_
+   };
 
-   0 < aio_load "$path.plt", my $plt
-      or cf::cleanup "$path.plt: $!";
+   my $pkg = $meta->{pkg};
 
-   my %plt;
-   my @plt;
+   @AREAS = sort { $b->{pri} <=> $a->{pri} }
+                 $meta,
+                 grep $pkg ne $_->{pkg},
+                      @AREAS;
 
-   for (split /\n/, $plt) {
-      my ($name, $rgb) = split /\s+/;
-      if (/^(\S+)\s+(\S+)$/) {
-         my ($name, $rgb) = ($1, $2);
-         $rgb = join "", map chr, map $_ * 17, map hex, split //, $rgb;
-         $plt{$rgb} = chr @plt;
-         push @plt, $name;
-      }
-   }
-
-   my $pid = open my $pipe, "-|";
-
-   defined $pid
-      or cf::cleanup "fork: $!";
+   my $isa = \@{"$pkg\::ISA"};
 
-   unless ($pid) {
-      eval {
-         open my $fh, "convert \Q$path.png\E -depth 8 rgb:- |"
-            or die "convert: $!";
-         binmode $fh;
-
-         $size * 3 == read $fh, my $data, $size * 3
-            or die "$path.png, expected $size rgb triplets: $!";
-
-         cf::_quantise $data, [map "$_$plt{$_}", keys %plt];
-
-         binmode STDOUT;
-         syswrite STDOUT, $data;
-      };
-      warn $@ if $@;
-      cf::_exit;
-   }
-
-   $pipe = Coro::Handle::unblock $pipe;
-   binmode $pipe;
-   $size == read $pipe, my $data, $size
-      or cf::cleanup "$path.png, expected $size index octets ($!)";
-
-   ($data, \@plt)
+   @$isa = (
+      __PACKAGE__,
+      grep __PACKAGE__ ne $_, @$isa
+   );
 }
 
-sub load_gridmap($) {
-   my ($path) = @_;
+sub format_xyz($$;$) {
+   sprintf "/world/world_%03d_%03d%s",
+           $_[0], $_[1],
+           $_[2] ? sprintf "_%03d", $_[2] : "";
+}
 
-#   if (! -e "/tmp/xxxx.gridmap") {
-      0 < aio_load "$path/gridmap.meta", my $map
-         or cf::cleanup "$path/gridmap.meta: $!\n";
+#############################################################################
 
-      $map = cf::from_json $map;
+sub init {
+   my ($self) = @_;
 
-      my $size = $map->{tile_w} * $map->{tile_h} * $map->{grid_w} * $map->{grid_h}
-         or cf::cleanup "$path/gridmap.meta: empty gridmap?";
+   my ($x, $y, $z) = @$self{qw(x y z)} = ($1, $2, $3+0);
 
-      ($map->{arc_data}, $map->{arc_plt}) = load_indexed "$path/gridmap.arch", $size;
-      ($map->{reg_data}, $map->{reg_plt}) = load_indexed "$path/gridmap.regn", $size;
+   # find handler for this area
+   for my $meta (@AREAS) {
+      if (  $meta->{x0} <= $x && $x <= $meta->{x1}
+         && $meta->{y0} <= $y && $y <= $meta->{y1}
+         && $meta->{z0} <= $z && $z <= $meta->{z1}
+      ) {
+         $self->{ox} = $x - $meta->{x0};
+         $self->{oy} = $y - $meta->{y0};
+         $self->{oz} = $z - $meta->{z0};
 
-#      Storable::nstore $map, "/tmp/xxxx.gridmap" if 0;#d#
+         bless $self, $meta->{pkg};
 
-      $map
-#   } else {
-#      Storable::retrieve "/tmp/xxxx.gridmap";
-#   }
-}
+         $self->init_worldmap ($meta);
 
-# this is contorted, but likely the correct way to acquire the lock :)
-cf::sync_job {
-   my $guard = cf::lock_acquire "ext::world_gridmap";
-   cf::async_ext {
-      $WORLD = load_gridmap sprintf "%s/%s/%s", cf::datadir, cf::mapdir, "world";
-      warn "worldmap gridmap loaded.";
-      undef $guard;
+         last;
+      }
+          
    }
-};
 
-cf::map->register (qr{^/world/world_(\d\d\d)_(\d\d\d)$}, 100);
+   $self->SUPER::init;
+}
 
-sub wxwy {
-   $_[0]->path =~ m{/world/world_(\d\d\d)_(\d\d\d)$}
-      ? ($1, $2)
-      : (0, 0)
+sub init_worldmap {
+   # only for handlers
 }
 
 sub load_header_orig {
    my ($self) = @_;
 
-   my ($x, $y) = $self->wxwy;
+   my ($x, $y, $z) = @$self{qw(x y z)};
 
-   my $guard = cf::lock_acquire "ext::world_gridmap";
+   $self->width  ($TILE_W);
+   $self->height ($TILE_H);
 
-   $self->width  ($WORLD->{tile_w});
-   $self->height ($WORLD->{tile_h});
-
-   $self->name ("'The World' at +$x+$y");
+   $self->name (sprintf "'The World' at %+d%+d%+d", $x, $y, $z);
    $self->msg ("worldmap dynamically created by map-world extension");
-   $self->outdoor (1);
+   $self->outdoor ($self->{z} >= 0);
    $self->default_region (cf::region::find "wilderness");
 
-   $self->tile_path (0, sprintf "/world/world_%03d_%03d", $x, $y - 1) if $y >   0;
-   $self->tile_path (1, sprintf "/world/world_%03d_%03d", $x + 1, $y) if $x < 999;
-   $self->tile_path (2, sprintf "/world/world_%03d_%03d", $x, $y + 1) if $y < 999;
-   $self->tile_path (3, sprintf "/world/world_%03d_%03d", $x - 1, $y) if $x >   0;
+   # all possible worldmap tiles also exist
+   $self->tile_path (0, format_xyz $x, $y - 1, $z);
+   $self->tile_path (1, format_xyz $x + 1, $y, $z);
+   $self->tile_path (2, format_xyz $x, $y + 1, $z);
+   $self->tile_path (3, format_xyz $x - 1, $y, $z);
+   $self->tile_path (4, format_xyz $x, $y, $z + 1);
+   $self->tile_path (5, format_xyz $x, $y, $z - 1);
 
-   $self->{load_path} = sprintf "%s/%s/world-overlay/world_%03d_%03d.map", cf::datadir, cf::mapdir, $x, $y
-      if $x >= 100 && $x <= 129 && $y >= 100 && $y <= 129;
+   # an overlay always wins
+   my $overlay = sprintf "%s/%s.map", $cf::MAPDIR, format_xyz $x, $y, $z;
 
-   1
-}
+   $self->{load_path} = $overlay
+      unless Coro::AIO::aio_stat $overlay;
 
-sub fill {
-   my ($self) = @_;
+   $self->{need_create_treasure} = 1;
 
-   $self->add_underlay ("\x00" x ($WORLD->{tile_w} * $WORLD->{tile_h}), 0, $WORLD->{tile_w}, $WORLD->{arc_plt});
-   $self->default_region (cf::region::find $WORLD->{reg_plt}[0]);
+   1
 }
 
-sub load {
+# fill map with "default" data - first region and first archetype from palette
+# used when we have no map data from elsewhere
+sub fill {
    my ($self) = @_;
 
-   if ($self->{load_path}) {
-      $self->SUPER::load;
+   if ($self->{z} > 0) {
+      # hmmm... air? :)
+      $self->add_underlay ("\x00" x ($TILE_W * $TILE_H), 0, $TILE_W, ["blocked"]);
+   } elsif ($self->{z} < 0) {
+      $self->add_underlay ("\x00" x ($TILE_W * $TILE_H), 0, $TILE_W, ["blocked"]);
    } else {
-      $self->alloc;
-      $self->fill;
-      $self->in_memory (cf::MAP_IN_MEMORY);
+      $self->add_underlay ("\x00" x ($TILE_W * $TILE_H), 0, $TILE_W, ["deep_sea"]);
    }
 }
 
+#sub load {
+#   my ($self) = @_;
+#
+#   if ($self->{load_path}) {
+#      warn "load $self\n";#d#
+#      $self->SUPER::load;
+#   } else {
+#      warn "fill $self\n";#d#
+#      my $guard = cf::lock_acquire "map_data:$self->{path}";
+#
+#      $self->alloc;
+#      $self->fill;
+#      $self->state (cf::MAP_ACTIVE);
+#      $self->activate;
+#      $self->post_load;
+#   }
+#}
+
+# MUST be overwritten to call at least ->fill
 sub post_load {
    my ($self) = @_;
 
-   my $guard = cf::lock_acquire "ext::world_gridmap";
-
-   my ($x, $y) = $self->wxwy;
-
-   if ($x >= 100 && $x <= 129 && $y >= 100 && $y <= 129) {
-      my $stride = $WORLD->{grid_w} * $WORLD->{tile_w};
-      my $top = ($y - 100) * $WORLD->{tile_h} * $stride
-                 + ($x - 100) * $WORLD->{tile_w};
-
-      $self->add_underlay   ($WORLD->{arc_data}, $top, $stride, $WORLD->{arc_plt});
-      $self->set_regiondata ($WORLD->{reg_data}, $top, $stride, $WORLD->{reg_plt});
-
-   } else {
-      $self->fill;
-   }
+   $self->create_region_treasure
+      if delete $self->{need_create_treasure};
 }
 
-1
-