Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
added gen_map.pl script to create top-down maps of parts of worlds
- Loading branch information
1 parent
a8e945d
commit 7f8e5be
Showing
1 changed file
with
229 additions
and
0 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,229 @@ | ||
#!/usr/bin/perl | ||
|
||
use lib '../libs/'; | ||
|
||
use Minecraft::NBT; | ||
use Minecraft::Util; | ||
use Minecraft::Map::Region; | ||
use Data::Dumper; | ||
use Getopt::Long; | ||
use Image::Magick; | ||
|
||
my $time = time(); | ||
|
||
my ($is_nether, $min_x, $min_z, $max_x, $max_z, $outfile, $full_path) = (0,0,0,1,1,'map.png'); | ||
my $help; | ||
my $block_types; | ||
my $hide_types; | ||
|
||
my $getopt_result = GetOptions( | ||
'min_x|x_min=s' => \$min_x, | ||
'min_z|z_min=s' => \$min_z, | ||
'max_x|x|x_max=s' => \$max_x, | ||
'max_z|z|z_max=s' => \$max_z, | ||
'file|outfile=s' => \$outfile, | ||
'path=s' => \$full_path, | ||
'help' => \$help, | ||
'blocks|block_types|types=s' => \$block_types, | ||
'hide|hide_blocks|hidden=s' => \$hide_types, | ||
'nether' => \$is_nether, | ||
); | ||
my @block_types = split(',',$block_types) if defined $block_types; | ||
my @hide_types = split(',',$hide_types) if defined $hide_types; | ||
my %hide_types = map {$_ => 1} @hide_types; | ||
$hide_types{20} = 1; | ||
|
||
if ($help) { | ||
print <<EOF; | ||
Usage: perl gen_map.pl --path=/path/to/world/region/ --file=map.png --min_x=0 --min_z=0 --max_x=1 -- max_z=1 | ||
Options: | ||
--path - path to the directory that holds the region files for your world | ||
--file - output image file | ||
--min_x/z - smallest x and z chunk coordinates to map | ||
--max_x/z - largest x and z chunk coordinates | ||
EOF | ||
exit; | ||
} | ||
die "Must specify directory of region files" unless $full_path && -d $full_path; | ||
|
||
my $COLORS = [ | ||
0, # air | ||
'#CCC', # stone | ||
'#0A0', # grass | ||
'#993', # dirt | ||
'#AAA', # cobblestone | ||
'#BB7', # Wood | ||
'#590', # sapling | ||
'#000', # bedrock | ||
'#00F', # water | ||
'#00f', # water | ||
'#f00', # lava 10 | ||
'#f00', # lava | ||
'#CC9', # sand | ||
'#BBB', # gravel | ||
'#FF6', # gold ore | ||
'#CCC', # iron ore | ||
'#777', # coal ore | ||
'#AA6', # Log | ||
'#380', # Leaves | ||
'#AA2', # sponge | ||
'#FFF', # glass 20 | ||
'#F00', # red cloth | ||
'#F70', # orange | ||
'#FF0', # yellow | ||
'#7F0', # lime | ||
'#0F0', # green | ||
'#0F7', # aqua green | ||
'#07F', # cyan | ||
'#00F', # blue | ||
'#70F', # purple | ||
'#707', # indigo 30 | ||
'#F07', # violet | ||
'#C33', # magenta | ||
'#F99', # pink | ||
'#000', # black | ||
'#AAA', # gray | ||
'#FFF', # white | ||
'#FF0', # yellow flower | ||
'#F00', # red rose | ||
'#993', # brown mushroom | ||
'#C33', # red mushroom 40 | ||
'#FF0', # gold block | ||
'#DDD', # iron block | ||
'#AAA', # double step | ||
'#AAA', # step | ||
'#990', # brick | ||
'#990', # tnt | ||
'#A33', # bookcase | ||
'#9F9', # mossy cobblestone | ||
'#555', # obsidian | ||
'#F30', # torch 50 | ||
'#F30', # fire | ||
'#FFF', # mobspawner | ||
'#996', # wooden stairs | ||
'#996', # chest | ||
'#F00', # redstone wire | ||
'#DDF', # diamond ore | ||
'#DDF', # diamond block | ||
'#A33', # workbench | ||
'#D93', # crops | ||
'#A93', # soil 60 | ||
'#999', # furnace | ||
'#999', # burning furnace | ||
'#D93', # sign post | ||
'#AA3', # wooden door | ||
'#AA3', # ladder | ||
'#999', # minecart tracks | ||
'#AAA', # cobblestone stairs | ||
'#AA3', # wall sign | ||
'#AAA', # lever | ||
'#999', # stone pressure plate 70 | ||
'#999', # iron door | ||
'#AA3', # wood pressure plate | ||
'#D00', # redstone ore | ||
'#E00', # glowing redstone ore | ||
'#E00', # redstone torch off | ||
'#F00', # redstone torch on | ||
'#DDD', # stone button | ||
'#FFF', # snow | ||
'#AAF', # ice | ||
'#FFF', # snow block 80 | ||
'#3A3', # cactus | ||
'#990', # clay | ||
'#7B0', # reed | ||
'#999', # jukebox | ||
'#AA3', # fence | ||
]; | ||
|
||
my $terrain_data = []; | ||
my $loaded_regions = {}; # cache regions | ||
|
||
my $z_size = 16*($max_z - $min_z + 1); | ||
my $x_size = 16*($max_x - $min_x + 1); | ||
|
||
# start witha blank white image for color and a blank height image | ||
my $image = Image::Magick->new(size => $x_size . 'x' . $z_size); | ||
$image->ReadImage('xc:white'); | ||
my $height_image = Image::Magick->new(size => $x_size . 'x' . $z_size); | ||
$height_image->ReadImage('xc:white'); | ||
my $type_image; | ||
if (@block_types) { | ||
$type_image = Image::Magick->new(size => $x_size . 'x' . $z_size); | ||
$type_image->ReadImage('xc:transparent'); | ||
} | ||
|
||
for my $chunk_z ($min_z..$max_z) { | ||
for my $chunk_x ($min_x .. $max_x) { | ||
print "Chunk $chunk_x, $chunk_z\n"; | ||
my ($region_x, $region_z) = Minecraft::Util::get_chunk_region({chunk_x => $chunk_x, chunk_z => $chunk_z}); | ||
my $region = $loaded_regions->{$region_x . '_' . $region_z}; | ||
if (!$region) { | ||
warn "LOADING REGION: $region_x, $region_z"; | ||
$region = Minecraft::Map::Region->new({ | ||
path => $full_path, | ||
region_x => $region_x, | ||
region_z => $region_z, | ||
}); | ||
die "Could not load region $region_x,$region_z" unless $region; | ||
$loaded_regions->{$region_x . '_' . $region_z} = $region; | ||
} | ||
my $chunk = $region->get_chunk({absolute_x => $chunk_x, absolute_z => $chunk_z}); | ||
if (!$chunk) { | ||
print "CHUNK $chunk_x, $chunk_z missing\n"; | ||
} | ||
|
||
my $data = $chunk->blocks if $chunk; | ||
|
||
my $x_offset = ($chunk_x - $min_x)*16; | ||
my $z_offset = ($chunk_z -$min_z)*16; | ||
|
||
for my $z (0..15) { | ||
my $z_index = $chunk_z*16 + $z; | ||
for $x (0..15) { | ||
my $x_index = $chunk_x*16 + $x; | ||
|
||
my $lowest_type = 7; | ||
|
||
my $img_x = $x + $x_offset; | ||
my $img_z = $z + $z_offset; | ||
|
||
my $height = $chunk->get_block_height($x,$z) if $chunk; | ||
my $found_block; | ||
|
||
for my $y (0..127) { | ||
my $i = $y + ($z*128 + ($x*128*16)); | ||
my $block = $chunk->get_block_type($x,$y,$z) if $chunk; | ||
if (@block_types) { | ||
if (grep(/^$block$/, @block_types)) { | ||
my $color = $block && ($block <= $#$COLORS) ? $COLORS->[$block] : '#000'; | ||
$type_image->Set("pixel[$img_x,$img_z]" => $color); | ||
$height_image->SetPixel(x=>$img_x, y=>$img_z, color => [$y/128, $y/128, $y/128]); | ||
$found_block++; | ||
} | ||
} | ||
next if !$block || $hide_types{$block}; | ||
$lowest_type = $block if defined $block; | ||
} | ||
|
||
# $terrain_data->[$z + $z_offset]->[$x + $x_offset] = {type => $lowest_type, h => $height || '20'}; | ||
|
||
my $color = $lowest_type && ($lowest_type <= $#$COLORS) ? $COLORS->[$lowest_type] : '#000'; | ||
$image->Set("pixel[$img_x,$img_z]" => $color); | ||
|
||
$height_image->SetPixel(x=>$img_x, y=>$img_z, color => [$height/128, $height/128, $height/128]) unless $found_block; | ||
} | ||
} | ||
} | ||
} | ||
|
||
$image->Composite(image => $height_image, compose => 'Multiply'); | ||
if ($type_image) { | ||
$image->Modulate(brightness => 50); | ||
$image->Composite(image => $type_image, compose => 'Over'); | ||
} | ||
$image->Write($outfile); | ||
|
||
my $time_taken = time() - $time; | ||
print "Finished in $time_taken seconds\n"; |