e6ccf0ce
 Hu Chunming
提交三方库
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#!/usr/bin/python
# Copyright (c) 2014 Kyle Lutz <kyle.r.lutz@gmail.com>
# Distributed under the Boost Software License, Version 1.0
# See accompanying file LICENSE_1_0.txt or copy at
# http://www.boost.org/LICENSE_1_0.txt
#
# See http://boostorg.github.com/compute for more information.
import os
import sys
import pylab
from perf import run_benchmark
fignum = 0
def plot_to_file(report, filename):
global fignum
fignum += 1
pylab.figure(fignum)
run_to_label = {
"stl" : "C++ STL",
"thrust" : "Thrust",
"compute" : "Boost.Compute",
"bolt" : "Bolt"
}
for run in sorted(report.samples.keys()):
x = []
y = []
for sample in report.samples[run]:
x.append(sample[0])
y.append(sample[1])
pylab.loglog(x, y, marker='o', label=run_to_label[run])
pylab.xlabel("Size")
pylab.ylabel("Time (ms)")
pylab.legend(loc='upper left')
pylab.savefig(filename)
if __name__ == '__main__':
sizes = [pow(2, x) for x in range(10, 26)]
algorithms = [
"accumulate",
"count",
"inner_product",
"merge",
"partial_sum",
"partition",
"reverse",
"rotate",
"saxpy",
"sort",
"unique",
]
try:
os.mkdir("perf_plots")
except OSError:
pass
for algorithm in algorithms:
print("running '%s'" % (algorithm))
report = run_benchmark(algorithm, sizes, ["stl", "thrust", "bolt"])
plot_to_file(report, "perf_plots/%s_time_plot.png" % algorithm)
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