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Update minetestmapper.py to support the current map format (and previous ones)

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This commit is contained in:
Perttu Ahola 2012-06-08 15:17:03 +03:00
parent e74668ef7f
commit ff85e2343c
2 changed files with 262 additions and 48 deletions
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48
util/colors.txt
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@ -8,8 +8,8 @@ f 128 79 0 # CONTENT_CHEST
15 103 78 42 # CONTENT_FENCE
1e 162 119 53 # CONTENT_RAIL
1f 154 110 40 # CONTENT_LADDER
20 255 204 0 # CONTENT_LAVA
21 255 204 0 # CONTENT_LAVASOURCE
20 255 100 0 # CONTENT_LAVA
21 255 100 0 # CONTENT_LAVASOURCE
800 107 134 51 # CONTENT_GRASS
801 86 58 31 # CONTENT_TREE
802 48 95 8 # CONTENT_LEAVES
@ -22,7 +22,7 @@ f 128 79 0 # CONTENT_CHEST
80b 199 199 199 # CONTENT_STEEL
80c 183 183 222 # CONTENT_GLASS
80d 219 202 178 # CONTENT_MOSSYCOBBLE
80e 78 154 6 # CONTENT_GRAVEL
80e 70 70 70 # CONTENT_GRAVEL
80f 204 0 0 # CONTENT_SANDSTONE
810 0 215 0 # CONTENT_CACTUS
811 170 50 25 # CONTENT_BRICK
@ -34,3 +34,45 @@ f 128 79 0 # CONTENT_CHEST
817 255 153 255 # CONTENT_NC
818 102 50 255 # CONTENT_NC_RB
819 200 0 0 # CONTENT_APPLE
default:stone 128 128 128
default:stone_with_coal 50 50 50
default:water_flowing 39 66 106
default:torch 255 255 0
default:water_source 39 66 106
default:sign_wall 117 86 41
default:chest 128 79 0
default:furnace 118 118 118
default:fence_wood 103 78 42
default:rail 162 119 53
default:ladder 154 110 40
default:lava_flowing 255 100 0
default:lava_source 255 100 0
default:dirt_with_grass 107 134 51
default:tree 86 58 31
default:leaves 48 95 8
default:dirt_with_grass_and_footsteps 102 129 38
default:mese 178 178 0
default:dirt 101 84 36
default:wood 104 78 42
default:sand 210 194 156
default:cobble 123 123 123
default:steelblock 199 199 199
default:glass 183 183 222
default:mossycobble 219 202 178
default:gravel 70 70 70
default:sandstone 204 0 0
default:cactus 0 215 0
default:brick 170 50 25
default:clay 104 78 42
default:papyrus 58 105 18
default:bookshelf 196 160 0
default:jungletree 205 190 121
default:junglegrass 62 101 25
default:nyancat 255 153 255
default:nyancat_rainbow 102 50 255
default:apple 200 0 0
default:desert_sand 210 180 50
default:desert_stone 150 100 30
default:dry_shrub 100 80 40

216
util/minetestmapper.py Normal file → Executable file
View File

@ -1,4 +1,4 @@
#!/usr/bin/env python
#!/usr/bin/env python2
# -*- coding: utf-8 -*-
# This program is free software. It comes without any warranty, to
@ -30,6 +30,7 @@ import getopt
import sys
import array
import cStringIO
import traceback
from PIL import Image, ImageDraw, ImageFont, ImageColor
TRANSLATION_TABLE = {
@ -108,9 +109,34 @@ def limit(i, l, h):
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'"""
def usage():
print("TODO: Help")
print(usagetext)
try:
opts, args = getopt.getopt(sys.argv[1:], "hi:o:", ["help", "input=",
"output=", "bgcolor=", "scalecolor=", "origincolor=",
@ -122,7 +148,7 @@ except getopt.GetoptError as err:
usage()
sys.exit(2)
path = "../world/"
path = None
output = "map.png"
border = 0
scalecolor = "black"
@ -167,6 +193,10 @@ for o, a in opts:
else:
assert False, "unhandled option"
if path is None:
print("Please select world path (eg. -i ../worlds/yourworld) (or use --help)")
sys.exit(1)
if path[-1:] != "/" and path[-1:] != "\\":
path = path + "/"
@ -178,12 +208,29 @@ except IOError:
f = file(os.path.join(os.path.dirname(__file__), "colors.txt"))
for line in f:
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]))
f.close()
#print("colors: "+repr(colors))
#sys.exit(1)
xlist = []
zlist = []
@ -236,6 +283,10 @@ if os.path.exists(path + "sectors"):
xlist.append(x)
zlist.append(z)
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))))
@ -247,7 +298,8 @@ maxz = max(zlist)
w = (maxx - minx) * 16 + 16
h = (maxz - minz) * 16 + 16
print("w=" + str(w) + " h=" + str(h))
print("Result image (w=" + str(w) + " h=" + str(h) + ") will be written to "
+ output)
im = Image.new("RGB", (w + border, h + border), bgcolor)
draw = ImageDraw.Draw(im)
@ -255,18 +307,24 @@ impix = im.load()
stuff = {}
unknown_node_names = []
unknown_node_ids = []
starttime = time.time()
CONTENT_WATER = 2
def content_is_ignore(d):
return d in [0, "ignore"]
def content_is_water(d):
return d in [2, 9]
def content_is_air(d):
return d in [126, 127, 254]
return d in [126, 127, 254, "air"]
def read_content(mapdata, version, datapos):
if version == 20:
if version >= 20:
if mapdata[datapos] < 0x80:
return mapdata[datapos]
else:
@ -277,16 +335,10 @@ def read_content(mapdata, version, datapos):
raise Exception("Unsupported map format: " + str(version))
def read_mapdata(f, version, pixellist, water, day_night_differs):
def read_mapdata(mapdata, version, pixellist, water, day_night_differs, id_to_name):
global stuff # oh my :-)
dec_o = zlib.decompressobj()
try:
mapdata = array.array("B", dec_o.decompress(f.read()))
except:
mapdata = []
f.close()
global unknown_node_names
global unknown_node_ids
if(len(mapdata) < 4096):
print("bad: " + xhex + "/" + zhex + "/" + yhex + " " + \
@ -301,7 +353,15 @@ def read_mapdata(f, version, pixellist, water, day_night_differs):
for y in reversed(range(16)):
datapos = x + y * 16 + z * 256
content = read_content(mapdata, version, datapos)
if content_is_air(content):
# 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
@ -316,8 +376,16 @@ def read_mapdata(f, version, pixellist, water, day_night_differs):
pixellist.remove((x, z))
break
else:
print("strange block: %s/%s/%s x: %d y: %d z: %d \
block id: %x" % (xhex, zhex, yhex, x, y, z, content))
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))
# Go through all sectors.
for n in range(len(xlist)):
@ -405,6 +473,8 @@ for n in range(len(xlist)):
# Go through the Y axis from top to bottom.
for ypos in reversed(ylist):
try:
#print("("+str(xpos)+","+str(ypos)+","+str(zpos)+")")
yhex = int_to_hex4(ypos)
@ -423,18 +493,108 @@ for n in range(len(xlist)):
f = file(filename, "rb")
# Let's just memorize these even though it's not really necessary.
version = ord(f.read(1))
version = readU8(f)
flags = f.read(1)
# Checking day and night differs -flag
day_night_differs = ((ord(flags) & 2) != 0)
#print("version="+str(version))
#print("flags="+str(version))
read_mapdata(f, version, pixellist, water, day_night_differs)
# 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)
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
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()
print("Drawing image")
# Drawing the picture
@ -558,3 +718,15 @@ if drawplayers:
print("Saving")
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)