diff options
author | reed <reed@google.com> | 2015-01-26 12:28:54 -0800 |
---|---|---|
committer | Commit bot <commit-bot@chromium.org> | 2015-01-26 12:28:54 -0800 |
commit | 96638d1db4c710e6fb72c4c286547800a63fb3df (patch) | |
tree | b50a2adb6c6a23743f4c23a3bf16719d9463bcbc | |
parent | 80a61df691bd5756dfbcbc57441806f2594511d8 (diff) |
add bench for building mipmaps
BUG=skia:
TBR=
Review URL: https://codereview.chromium.org/873293003
-rw-r--r-- | bench/MipMapBench.cpp | 40 | ||||
-rw-r--r-- | gyp/bench.gypi | 1 |
2 files changed, 41 insertions, 0 deletions
diff --git a/bench/MipMapBench.cpp b/bench/MipMapBench.cpp new file mode 100644 index 0000000000..cb4658ae0f --- /dev/null +++ b/bench/MipMapBench.cpp @@ -0,0 +1,40 @@ +/* + * Copyright 2015 Google Inc. + * + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + +#include "Benchmark.h" +#include "SkBitmap.h" +#include "SkMipMap.h" + +class MipMapBench: public Benchmark { + SkBitmap fBitmap; + +public: + MipMapBench() {} + +protected: + bool isSuitableFor(Backend backend) SK_OVERRIDE { + return kNonRendering_Backend == backend; + } + + const char* onGetName() SK_OVERRIDE { return "mipmap_build"; } + + void onPreDraw() SK_OVERRIDE { + fBitmap.allocN32Pixels(1000, 1000, true); + fBitmap.eraseColor(SK_ColorWHITE); // so we don't read uninitialized memory + } + + void onDraw(const int loops, SkCanvas*) SK_OVERRIDE { + for (int i = 0; i < loops; i++) { + SkMipMap::Build(fBitmap, NULL)->unref(); + } + } + +private: + typedef Benchmark INHERITED; +}; + +DEF_BENCH( return new MipMapBench; ) diff --git a/gyp/bench.gypi b/gyp/bench.gypi index ce483e98e5..f98e1b9abb 100644 --- a/gyp/bench.gypi +++ b/gyp/bench.gypi @@ -72,6 +72,7 @@ '../bench/MemoryBench.cpp', '../bench/MemsetBench.cpp', '../bench/MergeBench.cpp', + '../bench/MipMapBench.cpp', '../bench/MorphologyBench.cpp', '../bench/MutexBench.cpp', '../bench/PatchBench.cpp', |