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Added a benchmark for measuring picture unflattening time.

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Review URL: https://codereview.appspot.com/6354097

git-svn-id: http://skia.googlecode.com/svn/trunk@4582 2bbb7eff-a529-9590-31e7-b0007b416f81
This commit is contained in:
keyar@chromium.org 2012-07-12 19:19:55 +00:00
parent 70044cc496
commit 4916971526
1 changed files with 28 additions and 0 deletions
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28
tools/bench_pictures_main.cpp
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@ -59,6 +59,9 @@ static void usage(const char* argv0) {
" --tile width[%] height[%]: "
"Set to use the tiling size and specify the dimensions of each tile.\n"
" Default is to not use tiling\n");
SkDebugf(
" --unflatten: "
"Set to do a picture unflattening benchmark. Default is not to do this.\n");
}
static void run_simple_benchmark(SkPicture* picture, const Options& options) {
@ -179,6 +182,29 @@ static void run_pipe_benchmark(SkPicture* picture, const Options& options) {
printf("pipe: cmsecs = %6.2f\n", timer.fWall / options.fRepeats);
}
static void run_unflatten_benchmark(SkPicture* commands, const Options& options) {
BenchTimer timer = BenchTimer(NULL);
double wall_time = 0;
for (int i = 0; i < options.fRepeats + 1; ++i) {
SkPicture replayer;
SkCanvas* recorder = replayer.beginRecording(commands->width(), commands->height());
recorder->drawPicture(*commands);
timer.start();
replayer.endRecording();
timer.end();
// We want to ignore first time effects
if (i > 0) {
wall_time += timer.fWall;
}
}
printf("unflatten: cmsecs = %6.4f\n", wall_time / options.fRepeats);
}
static void run_single_benchmark(const SkString& inputPath,
Options* options) {
SkFILEStream inputStream;
@ -277,6 +303,8 @@ static void parse_commandline(int argc, char* const argv[],
}
} else if (0 == strcmp(*argv, "--pipe")) {
options->fBenchmark = run_pipe_benchmark;
} else if (0 == strcmp(*argv, "--unflatten")) {
options->fBenchmark = run_unflatten_benchmark;
} else if (0 == strcmp(*argv, "--help") || 0 == strcmp(*argv, "-h")) {
usage(argv0);
exit(0);