minetest/util/minetestmapper.py

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#!/usr/bin/env python2
# -*- coding: utf-8 -*-
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# This program is free software. It comes without any warranty, to
# the extent permitted by applicable law. You can redistribute it
# and/or modify it under the terms of the Do What The Fuck You Want
# To Public License, Version 2, as published by Sam Hocevar. See
# COPYING for more details.
# Made by Jogge, modified by celeron55
# 2011-05-29: j0gge: initial release
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# 2011-05-30: celeron55: simultaneous support for sectors/sectors2, removed
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# 2011-06-02: j0gge: command line parameters, coordinates, players, ...
# 2011-06-04: celeron55: added #!/usr/bin/python2 and converted \r\n to \n
# to make it easily executable on Linux
# 2011-07-30: WF: Support for content types extension, refactoring
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# 2011-07-30: erlehmann: PEP 8 compliance.
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# Requires Python Imaging Library: http://www.pythonware.com/products/pil/
# Some speed-up: ...lol, actually it slows it down.
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#import psyco ; psyco.full()
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#from psyco.classes import *
import zlib
import os
import string
import time
import getopt
import sys
import array
import cStringIO
import traceback
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from PIL import Image, ImageDraw, ImageFont, ImageColor
TRANSLATION_TABLE = {
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1: 0x800, # CONTENT_GRASS
4: 0x801, # CONTENT_TREE
5: 0x802, # CONTENT_LEAVES
6: 0x803, # CONTENT_GRASS_FOOTSTEPS
7: 0x804, # CONTENT_MESE
8: 0x805, # CONTENT_MUD
10: 0x806, # CONTENT_CLOUD
11: 0x807, # CONTENT_COALSTONE
12: 0x808, # CONTENT_WOOD
13: 0x809, # CONTENT_SAND
18: 0x80a, # CONTENT_COBBLE
19: 0x80b, # CONTENT_STEEL
20: 0x80c, # CONTENT_GLASS
22: 0x80d, # CONTENT_MOSSYCOBBLE
23: 0x80e, # CONTENT_GRAVEL
24: 0x80f, # CONTENT_SANDSTONE
25: 0x810, # CONTENT_CACTUS
26: 0x811, # CONTENT_BRICK
27: 0x812, # CONTENT_CLAY
28: 0x813, # CONTENT_PAPYRUS
29: 0x814} # CONTENT_BOOKSHELF
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def hex_to_int(h):
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i = int(h, 16)
if(i > 2047):
i -= 4096
return i
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def hex4_to_int(h):
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i = int(h, 16)
if(i > 32767):
i -= 65536
return i
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def int_to_hex3(i):
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if(i < 0):
return "%03X" % (i + 4096)
else:
return "%03X" % i
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def int_to_hex4(i):
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if(i < 0):
return "%04X" % (i + 65536)
else:
return "%04X" % i
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def getBlockAsInteger(p):
return p[2]*16777216 + p[1]*4096 + p[0]
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def unsignedToSigned(i, max_positive):
if i < max_positive:
return i
else:
return i - 2*max_positive
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def getIntegerAsBlock(i):
x = unsignedToSigned(i % 4096, 2048)
i = int((i - x) / 4096)
y = unsignedToSigned(i % 4096, 2048)
i = int((i - y) / 4096)
z = unsignedToSigned(i % 4096, 2048)
return x,y,z
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def limit(i, l, h):
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if(i > h):
i = h
if(i < l):
i = l
return i
def readU8(f):
return ord(f.read(1))
def readU16(f):
return ord(f.read(1))*256 + ord(f.read(1))
def readU32(f):
return ord(f.read(1))*256*256*256 + ord(f.read(1))*256*256 + ord(f.read(1))*256 + ord(f.read(1))
def readS32(f):
return unsignedToSigned(ord(f.read(1))*256*256*256 + ord(f.read(1))*256*256 + ord(f.read(1))*256 + ord(f.read(1)), 2**31)
usagetext = """minetestmapper.py [options]
-i/--input <world_path>
-o/--output <output_image.png>
--bgcolor <color>
--scalecolor <color>
--playercolor <color>
--origincolor <color>
--drawscale
--drawplayers
--draworigin
--drawunderground
Color format: '#000000'"""
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def usage():
print(usagetext)
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try:
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opts, args = getopt.getopt(sys.argv[1:], "hi:o:", ["help", "input=",
"output=", "bgcolor=", "scalecolor=", "origincolor=",
"playercolor=", "draworigin", "drawplayers", "drawscale",
"drawunderground"])
except getopt.GetoptError as err:
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# print help information and exit:
print(str(err)) # will print something like "option -a not recognized"
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usage()
sys.exit(2)
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path = None
output = "map.png"
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border = 0
scalecolor = "black"
bgcolor = "white"
origincolor = "red"
playercolor = "red"
drawscale = False
drawplayers = False
draworigin = False
drawunderground = False
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sector_xmin = -1500 / 16
sector_xmax = 1500 / 16
sector_zmin = -1500 / 16
sector_zmax = 1500 / 16
for o, a in opts:
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if o in ("-h", "--help"):
usage()
sys.exit()
elif o in ("-i", "--input"):
path = a
elif o in ("-o", "--output"):
output = a
elif o == "--bgcolor":
bgcolor = ImageColor.getrgb(a)
elif o == "--scalecolor":
scalecolor = ImageColor.getrgb(a)
elif o == "--playercolor":
playercolor = ImageColor.getrgb(a)
elif o == "--origincolor":
origincolor = ImageColor.getrgb(a)
elif o == "--drawscale":
drawscale = True
border = 40
elif o == "--drawplayers":
drawplayers = True
elif o == "--draworigin":
draworigin = True
elif o == "--drawunderground":
drawunderground = True
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else:
assert False, "unhandled option"
if path is None:
print("Please select world path (eg. -i ../worlds/yourworld) (or use --help)")
sys.exit(1)
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if path[-1:] != "/" and path[-1:] != "\\":
path = path + "/"
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# Load color information for the blocks.
colors = {}
try:
f = file("colors.txt")
except IOError:
f = file(os.path.join(os.path.dirname(__file__), "colors.txt"))
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for line in f:
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values = string.split(line)
if len(values) < 4:
continue
identifier = values[0]
is_hex = True
for c in identifier:
if c not in "0123456789abcdefABCDEF":
is_hex = False
break
if is_hex:
colors[int(values[0], 16)] = (
int(values[1]),
int(values[2]),
int(values[3]))
else:
colors[values[0]] = (
int(values[1]),
int(values[2]),
int(values[3]))
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f.close()
#print("colors: "+repr(colors))
#sys.exit(1)
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xlist = []
zlist = []
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# List all sectors to memory and calculate the width and heigth of the
# resulting picture.
conn = None
cur = None
if os.path.exists(path + "map.sqlite"):
import sqlite3
conn = sqlite3.connect(path + "map.sqlite")
cur = conn.cursor()
cur.execute("SELECT `pos` FROM `blocks`")
while True:
r = cur.fetchone()
if not r:
break
x, y, z = getIntegerAsBlock(r[0])
if x < sector_xmin or x > sector_xmax:
continue
if z < sector_zmin or z > sector_zmax:
continue
xlist.append(x)
zlist.append(z)
if os.path.exists(path + "sectors2"):
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for filename in os.listdir(path + "sectors2"):
for filename2 in os.listdir(path + "sectors2/" + filename):
x = hex_to_int(filename)
z = hex_to_int(filename2)
if x < sector_xmin or x > sector_xmax:
continue
if z < sector_zmin or z > sector_zmax:
continue
xlist.append(x)
zlist.append(z)
if os.path.exists(path + "sectors"):
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for filename in os.listdir(path + "sectors"):
x = hex4_to_int(filename[:4])
z = hex4_to_int(filename[-4:])
if x < sector_xmin or x > sector_xmax:
continue
if z < sector_zmin or z > sector_zmax:
continue
xlist.append(x)
zlist.append(z)
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if len(xlist) == 0 or len(zlist) == 0:
print("World does not exist.")
sys.exit(1)
# Get rid of doubles
xlist, zlist = zip(*sorted(set(zip(xlist, zlist))))
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minx = min(xlist)
minz = min(zlist)
maxx = max(xlist)
maxz = max(zlist)
w = (maxx - minx) * 16 + 16
h = (maxz - minz) * 16 + 16
print("Result image (w=" + str(w) + " h=" + str(h) + ") will be written to "
+ output)
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im = Image.new("RGB", (w + border, h + border), bgcolor)
draw = ImageDraw.Draw(im)
impix = im.load()
stuff = {}
unknown_node_names = []
unknown_node_ids = []
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starttime = time.time()
CONTENT_WATER = 2
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def content_is_ignore(d):
return d in [0, "ignore"]
def content_is_water(d):
return d in [2, 9]
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def content_is_air(d):
return d in [126, 127, 254, "air"]
def read_content(mapdata, version, datapos):
if version >= 24:
return (mapdata[datapos*2] << 8) | (mapdata[datapos*2 + 1])
elif version >= 20:
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if mapdata[datapos] < 0x80:
return mapdata[datapos]
else:
return (mapdata[datapos] << 4) | (mapdata[datapos + 0x2000] >> 4)
elif 16 <= version < 20:
return TRANSLATION_TABLE.get(mapdata[datapos], mapdata[datapos])
else:
raise Exception("Unsupported map format: " + str(version))
def read_mapdata(mapdata, version, pixellist, water, day_night_differs, id_to_name):
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global stuff # oh my :-)
global unknown_node_names
global unknown_node_ids
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if(len(mapdata) < 4096):
print("bad: " + xhex + "/" + zhex + "/" + yhex + " " + \
str(len(mapdata)))
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else:
chunkxpos = xpos * 16
chunkypos = ypos * 16
chunkzpos = zpos * 16
content = 0
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datapos = 0
for (x, z) in reversed(pixellist):
for y in reversed(range(16)):
datapos = x + y * 16 + z * 256
content = read_content(mapdata, version, datapos)
# Try to convert id to name
try:
content = id_to_name[content]
except KeyError:
pass
if content_is_ignore(content):
pass
elif content_is_air(content):
pass
elif content_is_water(content):
water[(x, z)] += 1
# Add dummy stuff for drawing sea without seabed
stuff[(chunkxpos + x, chunkzpos + z)] = (
chunkypos + y, content, water[(x, z)], day_night_differs)
elif content in colors:
# Memorize information on the type and height of
# the block and for drawing the picture.
stuff[(chunkxpos + x, chunkzpos + z)] = (
chunkypos + y, content, water[(x, z)], day_night_differs)
pixellist.remove((x, z))
break
else:
if type(content) == str:
if content not in unknown_node_names:
unknown_node_names.append(content)
#print("unknown node: %s/%s/%s x: %d y: %d z: %d block name: %s"
# % (xhex, zhex, yhex, x, y, z, content))
else:
if content not in unknown_node_ids:
unknown_node_ids.append(content)
#print("unknown node: %s/%s/%s x: %d y: %d z: %d block id: %x"
# % (xhex, zhex, yhex, x, y, z, content))
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# Go through all sectors.
for n in range(len(xlist)):
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#if n > 500:
# break
if n % 200 == 0:
nowtime = time.time()
dtime = nowtime - starttime
try:
n_per_second = 1.0 * n / dtime
except ZeroDivisionError:
n_per_second = 0
if n_per_second != 0:
seconds_per_n = 1.0 / n_per_second
time_guess = seconds_per_n * len(xlist)
remaining_s = time_guess - dtime
remaining_minutes = int(remaining_s / 60)
remaining_s -= remaining_minutes * 60
print("Processing sector " + str(n) + " of " + str(len(xlist))
+ " (" + str(round(100.0 * n / len(xlist), 1)) + "%)"
+ " (ETA: " + str(remaining_minutes) + "m "
+ str(int(remaining_s)) + "s)")
xpos = xlist[n]
zpos = zlist[n]
xhex = int_to_hex3(xpos)
zhex = int_to_hex3(zpos)
xhex4 = int_to_hex4(xpos)
zhex4 = int_to_hex4(zpos)
sector1 = xhex4.lower() + zhex4.lower()
sector2 = xhex.lower() + "/" + zhex.lower()
ylist = []
sectortype = ""
if cur:
psmin = getBlockAsInteger((xpos, -2048, zpos))
psmax = getBlockAsInteger((xpos, 2047, zpos))
cur.execute("SELECT `pos` FROM `blocks` WHERE `pos`>=? AND `pos`<=? AND (`pos` - ?) % 4096 = 0", (psmin, psmax, psmin))
while True:
r = cur.fetchone()
if not r:
break
pos = getIntegerAsBlock(r[0])[1]
ylist.append(pos)
sectortype = "sqlite"
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try:
for filename in os.listdir(path + "sectors/" + sector1):
if(filename != "meta"):
pos = int(filename, 16)
if(pos > 32767):
pos -= 65536
ylist.append(pos)
sectortype = "old"
except OSError:
pass
if sectortype == "":
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try:
for filename in os.listdir(path + "sectors2/" + sector2):
if(filename != "meta"):
pos = int(filename, 16)
if(pos > 32767):
pos -= 65536
ylist.append(pos)
sectortype = "new"
except OSError:
pass
if sectortype == "":
continue
ylist.sort()
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# Make a list of pixels of the sector that are to be looked for.
pixellist = []
water = {}
for x in range(16):
for z in range(16):
pixellist.append((x, z))
water[(x, z)] = 0
# Go through the Y axis from top to bottom.
for ypos in reversed(ylist):
try:
#print("("+str(xpos)+","+str(ypos)+","+str(zpos)+")")
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yhex = int_to_hex4(ypos)
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if sectortype == "sqlite":
ps = getBlockAsInteger((xpos, ypos, zpos))
cur.execute("SELECT `data` FROM `blocks` WHERE `pos`==? LIMIT 1", (ps,))
r = cur.fetchone()
if not r:
continue
f = cStringIO.StringIO(r[0])
else:
if sectortype == "old":
filename = path + "sectors/" + sector1 + "/" + yhex.lower()
else:
filename = path + "sectors2/" + sector2 + "/" + yhex.lower()
f = file(filename, "rb")
# Let's just memorize these even though it's not really necessary.
version = readU8(f)
flags = f.read(1)
#print("version="+str(version))
#print("flags="+str(version))
# Check flags
is_underground = ((ord(flags) & 1) != 0)
day_night_differs = ((ord(flags) & 2) != 0)
lighting_expired = ((ord(flags) & 4) != 0)
generated = ((ord(flags) & 8) != 0)
#print("is_underground="+str(is_underground))
#print("day_night_differs="+str(day_night_differs))
#print("lighting_expired="+str(lighting_expired))
#print("generated="+str(generated))
if version >= 22:
content_width = readU8(f)
params_width = readU8(f)
# Node data
dec_o = zlib.decompressobj()
try:
mapdata = array.array("B", dec_o.decompress(f.read()))
except:
mapdata = []
# Reuse the unused tail of the file
f.close();
f = cStringIO.StringIO(dec_o.unused_data)
#print("unused data: "+repr(dec_o.unused_data))
# zlib-compressed node metadata list
dec_o = zlib.decompressobj()
try:
metaliststr = array.array("B", dec_o.decompress(f.read()))
# And do nothing with it
except:
metaliststr = []
# Reuse the unused tail of the file
f.close();
f = cStringIO.StringIO(dec_o.unused_data)
#print("* dec_o.unused_data: "+repr(dec_o.unused_data))
data_after_node_metadata = dec_o.unused_data
if version <= 21:
# mapblockobject_count
readU16(f)
if version == 23:
readU8(f) # Unused node timer version (always 0)
if version == 24:
ver = readU8(f)
if ver == 1:
num = readU16(f)
for i in range(0,num):
readU16(f)
readS32(f)
readS32(f)
static_object_version = readU8(f)
static_object_count = readU16(f)
for i in range(0, static_object_count):
# u8 type (object type-id)
object_type = readU8(f)
# s32 pos_x_nodes * 10000
pos_x_nodes = readS32(f)/10000
# s32 pos_y_nodes * 10000
pos_y_nodes = readS32(f)/10000
# s32 pos_z_nodes * 10000
pos_z_nodes = readS32(f)/10000
# u16 data_size
data_size = readU16(f)
# u8[data_size] data
data = f.read(data_size)
timestamp = readU32(f)
#print("* timestamp="+str(timestamp))
id_to_name = {}
if version >= 22:
name_id_mapping_version = readU8(f)
num_name_id_mappings = readU16(f)
#print("* num_name_id_mappings: "+str(num_name_id_mappings))
for i in range(0, num_name_id_mappings):
node_id = readU16(f)
name_len = readU16(f)
name = f.read(name_len)
#print(str(node_id)+" = "+name)
id_to_name[node_id] = name
# Node timers
if version >= 25:
timer_size = readU8(f)
num = readU16(f)
for i in range(0,num):
readU16(f)
readS32(f)
readS32(f)
read_mapdata(mapdata, version, pixellist, water, day_night_differs, id_to_name)
# After finding all the pixels in the sector, we can move on to
# the next sector without having to continue the Y axis.
if(len(pixellist) == 0):
break
except Exception as e:
print("Error at ("+str(xpos)+","+str(ypos)+","+str(zpos)+"): "+str(e))
sys.stdout.write("Block data: ")
for c in r[0]:
sys.stdout.write("%2.2x "%ord(c))
sys.stdout.write(os.linesep)
sys.stdout.write("Data after node metadata: ")
for c in data_after_node_metadata:
sys.stdout.write("%2.2x "%ord(c))
sys.stdout.write(os.linesep)
traceback.print_exc()
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print("Drawing image")
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# Drawing the picture
starttime = time.time()
n = 0
for (x, z) in stuff.iterkeys():
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if n % 500000 == 0:
nowtime = time.time()
dtime = nowtime - starttime
try:
n_per_second = 1.0 * n / dtime
except ZeroDivisionError:
n_per_second = 0
if n_per_second != 0:
listlen = len(stuff)
seconds_per_n = 1.0 / n_per_second
time_guess = seconds_per_n * listlen
remaining_s = time_guess - dtime
remaining_minutes = int(remaining_s / 60)
remaining_s -= remaining_minutes * 60
print("Drawing pixel " + str(n) + " of " + str(listlen)
+ " (" + str(round(100.0 * n / listlen, 1)) + "%)"
+ " (ETA: " + str(remaining_minutes) + "m "
+ str(int(remaining_s)) + "s)")
n += 1
(r, g, b) = colors[stuff[(x, z)][1]]
dnd = stuff[(x, z)][3] # day/night differs?
if not dnd and not drawunderground:
if stuff[(x, z)][2] > 0: # water
(r, g, b) = colors[CONTENT_WATER]
else:
continue
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# Comparing heights of a couple of adjacent blocks and changing
# brightness accordingly.
try:
c = stuff[(x, z)][1]
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c1 = stuff[(x - 1, z)][1]
c2 = stuff[(x, z + 1)][1]
dnd1 = stuff[(x - 1, z)][3]
dnd2 = stuff[(x, z + 1)][3]
if not dnd:
d = -69
elif not content_is_water(c1) and not content_is_water(c2) and \
not content_is_water(c):
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y = stuff[(x, z)][0]
y1 = stuff[(x - 1, z)][0] if dnd1 else y
y2 = stuff[(x, z + 1)][0] if dnd2 else y
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d = ((y - y1) + (y - y2)) * 12
else:
d = 0
if(d > 36):
d = 36
r = limit(r + d, 0, 255)
g = limit(g + d, 0, 255)
b = limit(b + d, 0, 255)
except:
pass
# Water
if(stuff[(x, z)][2] > 0):
r = int(r * .15 + colors[2][0] * .85)
g = int(g * .15 + colors[2][1] * .85)
b = int(b * .15 + colors[2][2] * .85)
impix[x - minx * 16 + border, h - 1 - (z - minz * 16) + border] = (r, g, b)
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if draworigin:
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draw.ellipse((minx * -16 - 5 + border, h - minz * -16 - 6 + border,
minx * -16 + 5 + border, h - minz * -16 + 4 + border),
outline=origincolor)
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font = ImageFont.load_default()
if drawscale:
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draw.text((24, 0), "X", font=font, fill=scalecolor)
draw.text((2, 24), "Z", font=font, fill=scalecolor)
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for n in range(int(minx / -4) * -4, maxx, 4):
draw.text((minx * -16 + n * 16 + 2 + border, 0), str(n * 16),
font=font, fill=scalecolor)
draw.line((minx * -16 + n * 16 + border, 0,
minx * -16 + n * 16 + border, border - 1), fill=scalecolor)
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for n in range(int(maxz / 4) * 4, minz, -4):
draw.text((2, h - 1 - (n * 16 - minz * 16) + border), str(n * 16),
font=font, fill=scalecolor)
draw.line((0, h - 1 - (n * 16 - minz * 16) + border, border - 1,
h - 1 - (n * 16 - minz * 16) + border), fill=scalecolor)
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if drawplayers:
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try:
for filename in os.listdir(path + "players"):
f = file(path + "players/" + filename)
lines = f.readlines()
name = ""
position = []
for line in lines:
p = string.split(line)
if p[0] == "name":
name = p[2]
print(filename + ": name = " + name)
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if p[0] == "position":
position = string.split(p[2][1:-1], ",")
print(filename + ": position = " + p[2])
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if len(name) > 0 and len(position) == 3:
x = (int(float(position[0]) / 10 - minx * 16))
z = int(h - (float(position[2]) / 10 - minz * 16))
draw.ellipse((x - 2 + border, z - 2 + border,
x + 2 + border, z + 2 + border), outline=playercolor)
draw.text((x + 2 + border, z + 2 + border), name,
font=font, fill=playercolor)
f.close()
except OSError:
pass
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print("Saving")
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im.save(output)
if unknown_node_names:
sys.stdout.write("Unknown node names:")
for name in unknown_node_names:
sys.stdout.write(" "+name)
sys.stdout.write(os.linesep)
if unknown_node_ids:
sys.stdout.write("Unknown node ids:")
for node_id in unknown_node_ids:
sys.stdout.write(" "+str(hex(node_id)))
sys.stdout.write(os.linesep)