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Diffstat (limited to 'bench/MipMapBench.cpp')
-rw-r--r-- | bench/MipMapBench.cpp | 40 |
1 files changed, 40 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; ) |