LogalDeveloper/Minecraft-Overviewer
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updates mtime on chunk images that match the hash

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Andrew Brown
2010-10-15 22:07:46 -04:00
parent a2f37e0649
commit 324ac5d28d
1 changed files with 4 additions and 1 deletions
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5
chunk.py
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@@ -187,7 +187,7 @@ class ChunkRenderer(object):
# An image exists? Instead of checking the hash which is kinda # An image exists? Instead of checking the hash which is kinda
# expensive (for tens of thousands of chunks, yes it is) check if # expensive (for tens of thousands of chunks, yes it is) check if
# the mtime of the chunk file is newer than the mtime of oldimg # the mtime of the chunk file is newer than the mtime of oldimg
if os.path.getmtime(self.chunkfile) < os.path.getmtime(oldimg_path): if os.path.getmtime(self.chunkfile) <= os.path.getmtime(oldimg_path):
# chunkfile is older than the image, don't even bother checking # chunkfile is older than the image, don't even bother checking
# the hash # the hash
return oldimg_path return oldimg_path
@@ -212,6 +212,9 @@ class ChunkRenderer(object):
if dest_filename == oldimg: if dest_filename == oldimg:
# There is an existing file, the chunk has a newer mtime, but the # There is an existing file, the chunk has a newer mtime, but the
# hashes match. # hashes match.
# Before we return it, update its mtime so the next round
# doesn't have to check the hash
os.utime(dest_path, None)
return dest_path return dest_path
else: else:
# Remove old image for this chunk. Anything already existing is # Remove old image for this chunk. Anything already existing is