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added BFM perf. test

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This commit is contained in:
Alexey Spizhevoy
2011-01-26 15:28:42 +00:00
parent ba32b447ee
commit feff022422
2 changed files with 76 additions and 2 deletions
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4
samples/gpu/performance/performance.cpp
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@@ -56,7 +56,7 @@ void TestSystem::flushSubtestData()
int cpu_time = static_cast<int>(cpu_elapsed_ / getTickFrequency() * 1000.0);
int gpu_time = static_cast<int>(gpu_elapsed_ / getTickFrequency() * 1000.0);
double speedup = static_cast<double>(cpu_elapsed_) / gpu_elapsed_;
double speedup = static_cast<double>(cpu_elapsed_) / std::max((int64)1, gpu_elapsed_);
speedup_total_ += speedup;
printItem(cpu_time, gpu_time, speedup);
@@ -80,7 +80,7 @@ void TestSystem::printSummary()
{
cout << setiosflags(ios_base::fixed);
cout << "\naverage GPU speedup: x"
<< setprecision(3) << speedup_total_ / num_subtests_called_
<< setprecision(3) << speedup_total_ / std::max(1, num_subtests_called_)
<< endl;
cout << resetiosflags(ios_base::fixed);
}