minetestmapper speed tweaks (kahrl & JacobF)

This commit is contained in:
Perttu Ahola 2011-09-26 22:31:34 +03:00
parent 1a63c6e016
commit b0c2c83861

48
util/minetestmapper.py Executable file → Normal file

@ -56,6 +56,25 @@ TRANSLATION_TABLE = {
28: 0x813, # CONTENT_PAPYRUS
29: 0x814} # CONTENT_BOOKSHELF
class Bytestream:
def __init__(self, stream):
self.stream = stream
self.pos = 0
# So you can use files also
if hasattr(self.stream, 'read'):
self.read = self.stream.read
def __len__(self):
return len(self.stream)
def read(self, length = None):
if length is None:
length = len(self)
self.pos += length
return self.stream[self.pos - length:self.pos]
def close(self): pass
def hex_to_int(h):
i = int(h, 16)
@ -170,9 +189,9 @@ if path[-1:] != "/" and path[-1:] != "\\":
# Load color information for the blocks.
colors = {}
try:
f = file("colors.txt")
f = file("colors.txt")
except IOError:
f = file(os.path.join(os.path.dirname(__file__), "colors.txt"))
f = file(os.path.join(os.path.dirname(__file__), "colors.txt"))
for line in f:
values = string.split(line)
colors[int(values[0], 16)] = (
@ -200,7 +219,7 @@ if os.path.exists(path + "map.sqlite"):
if not r:
break
x, y, z = getIntegerAsBlock (r[0])
x, y, z = getIntegerAsBlock(r[0])
if x < sector_xmin or x > sector_xmax:
continue
@ -233,6 +252,9 @@ if os.path.exists(path + "sectors"):
xlist.append(x)
zlist.append(z)
# Get rid of doubles
xlist, zlist = zip(*sorted(set(zip(xlist, zlist))))
minx = min(xlist)
minz = min(zlist)
maxx = max(xlist)
@ -382,7 +404,8 @@ for n in range(len(xlist)):
if sectortype == "":
continue
ylist.sort()
#ylist.sort()
ylist = sorted(set(ylist))
# Make a list of pixels of the sector that are to be looked for.
pixellist = []
@ -405,17 +428,14 @@ for n in range(len(xlist)):
r = cur.fetchone()
if not r:
continue
filename = "mtm_tmp"
f = file(filename, 'wb')
f.write(r[0])
f.close()
f = Bytestream(r[0])
else:
if sectortype == "old":
filename = path + "sectors/" + sector1 + "/" + yhex.lower()
else:
filename = path + "sectors2/" + sector2 + "/" + yhex.lower()
f = file(filename, "rb")
f = file(filename, "rb")
# Let's just memorize these even though it's not really necessary.
version = ord(f.read(1))
@ -441,12 +461,7 @@ for n in range(len(xlist)):
r = cur.fetchone()
if not r:
continue
filename = "mtm_tmp"
f = file(filename, 'wb')
f.write(r[0])
f.close()
f = file(filename, "rb")
f = Bytestream(r[0])
version = ord(f.read(1))
flags = f.read(1)
@ -567,8 +582,5 @@ if drawplayers:
except OSError:
pass
if os.path.isfile("mtm_tmp"):
os.remove("mtm_tmp")
print "Saving"
im.save(output)