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minetestmapper speed tweaks (kahrl & JacobF)

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This commit is contained in:
Perttu Ahola 2011-09-26 22:31:34 +03:00
parent 1a63c6e016
commit b0c2c83861
1 changed files with 30 additions and 18 deletions
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48
util/minetestmapper.py Executable file → Normal file
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@ -56,6 +56,25 @@ TRANSLATION_TABLE = {
28: 0x813, # CONTENT_PAPYRUS 28: 0x813, # CONTENT_PAPYRUS
29: 0x814} # CONTENT_BOOKSHELF 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): def hex_to_int(h):
i = int(h, 16) i = int(h, 16)
@ -170,9 +189,9 @@ if path[-1:] != "/" and path[-1:] != "\\":
# Load color information for the blocks. # Load color information for the blocks.
colors = {} colors = {}
try: try:
f = file("colors.txt") f = file("colors.txt")
except IOError: 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: for line in f:
values = string.split(line) values = string.split(line)
colors[int(values[0], 16)] = ( colors[int(values[0], 16)] = (
@ -200,7 +219,7 @@ if os.path.exists(path + "map.sqlite"):
if not r: if not r:
break break
x, y, z = getIntegerAsBlock (r[0]) x, y, z = getIntegerAsBlock(r[0])
if x < sector_xmin or x > sector_xmax: if x < sector_xmin or x > sector_xmax:
continue continue
@ -233,6 +252,9 @@ if os.path.exists(path + "sectors"):
xlist.append(x) xlist.append(x)
zlist.append(z) zlist.append(z)
# Get rid of doubles
xlist, zlist = zip(*sorted(set(zip(xlist, zlist))))
minx = min(xlist) minx = min(xlist)
minz = min(zlist) minz = min(zlist)
maxx = max(xlist) maxx = max(xlist)
@ -382,7 +404,8 @@ for n in range(len(xlist)):
if sectortype == "": if sectortype == "":
continue continue
ylist.sort() #ylist.sort()
ylist = sorted(set(ylist))
# Make a list of pixels of the sector that are to be looked for. # Make a list of pixels of the sector that are to be looked for.
pixellist = [] pixellist = []
@ -405,17 +428,14 @@ for n in range(len(xlist)):
r = cur.fetchone() r = cur.fetchone()
if not r: if not r:
continue continue
filename = "mtm_tmp" f = Bytestream(r[0])
f = file(filename, 'wb')
f.write(r[0])
f.close()
else: else:
if sectortype == "old": if sectortype == "old":
filename = path + "sectors/" + sector1 + "/" + yhex.lower() filename = path + "sectors/" + sector1 + "/" + yhex.lower()
else: else:
filename = path + "sectors2/" + sector2 + "/" + yhex.lower() 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. # Let's just memorize these even though it's not really necessary.
version = ord(f.read(1)) version = ord(f.read(1))
@ -441,12 +461,7 @@ for n in range(len(xlist)):
r = cur.fetchone() r = cur.fetchone()
if not r: if not r:
continue continue
filename = "mtm_tmp" f = Bytestream(r[0])
f = file(filename, 'wb')
f.write(r[0])
f.close()
f = file(filename, "rb")
version = ord(f.read(1)) version = ord(f.read(1))
flags = f.read(1) flags = f.read(1)
@ -567,8 +582,5 @@ if drawplayers:
except OSError: except OSError:
pass pass
if os.path.isfile("mtm_tmp"):
os.remove("mtm_tmp")
print "Saving" print "Saving"
im.save(output) im.save(output)