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gsdx perf: print frame time distribution

This commit is contained in:
Gregory Hainaut 2016-09-05 20:25:55 +02:00
parent 244bb555f9
commit 6abd806539
1 changed files with 13 additions and 0 deletions
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13
plugins/GSdx/GSDeviceOGL.cpp
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@ -191,12 +191,25 @@ void GSDeviceOGL::GenerateProfilerData()
for (auto t : times) sd += pow(t-mean, 2);
sd = sqrt(sd / frames);
uint32 time_repartition[16] = {0};
for (auto t : times) {
uint32 slot = (uint32)(t/2.0);
if (slot >= countof(time_repartition)) {
slot = countof(time_repartition) - 1;
}
time_repartition[slot]++;
}
fprintf(stderr, "\nPerformance Profile for %.0f frames:\n", frames);
fprintf(stderr, "Min %4.2f ms\t(%4.2f fps)\n", *minmax_time.first, 1000.0 / *minmax_time.first);
fprintf(stderr, "Mean %4.2f ms\t(%4.2f fps)\n", mean, 1000.0 / mean);
fprintf(stderr, "Max %4.2f ms\t(%4.2f fps)\n", *minmax_time.second, 1000.0 / *minmax_time.second);
fprintf(stderr, "SD %4.2f ms\n", sd);
fprintf(stderr, "\n");
fprintf(stderr, "Frame Repartition\n");
for (uint32 i = 0; i < countof(time_repartition); i ++) {
fprintf(stderr, "%3u ms => %3u ms\t%4u\n", 2 * i, 2 * (i+1), time_repartition[i]);
}
FILE* csv = fopen("GSdx_profile.csv", "w");
if (csv) {