52 lines
1.2 KiB
Python
52 lines
1.2 KiB
Python
import chunk
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import world
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import tempfile
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import glob
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import time
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import cProfile
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import os
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import sys
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import shutil
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# Simple Benchmarking script. Usage and example:
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# $ python contrib/benchmark.py World4/
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# Rendering 50 chunks...
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# Took 20.290062 seconds or 0.405801 seconds per chunk, or 2.464261 chunks per second
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# create a new, empty, cache dir
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cachedir = tempfile.mkdtemp(prefix="benchmark_cache", dir=".")
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if os.path.exists("benchmark.prof"): os.unlink("benchmark.prof")
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w = world.WorldRenderer("World4", cachedir)
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numchunks = 50
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chunklist = w._find_chunkfiles()[:numchunks]
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print "Rendering %d chunks..." % (numchunks)
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def go():
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for f in chunklist:
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chunk.render_and_save(f[2], w.cachedir, w, (None,None), None)
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start = time.time()
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if "-profile" in sys.argv:
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cProfile.run("go()", 'benchmark.prof')
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else:
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go()
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stop = time.time()
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delta = stop - start
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print "Took %f seconds or %f seconds per chunk, or %f chunks per second" % (delta, delta/numchunks, numchunks/delta)
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if "-profile" in sys.argv:
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print "Profile is below:\n----\n"
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import pstats
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p = pstats.Stats('benchmark.prof')
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p.strip_dirs().sort_stats("cumulative").print_stats(20)
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shutil.rmtree(cachedir)
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