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Diffstat (limited to 'bench/nanobench.h')
-rw-r--r-- | bench/nanobench.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/bench/nanobench.h b/bench/nanobench.h new file mode 100644 index 0000000000..a38b5f5772 --- /dev/null +++ b/bench/nanobench.h @@ -0,0 +1,79 @@ +/* + * Copyright 2015 Google Inc. + * + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + +#ifndef nanobench_DEFINED +#define nanobench_DEFINED + +#include "Benchmark.h" +#include "SkImageInfo.h" +#include "SkSurface.h" +#include "SkTypes.h" + +#if SK_SUPPORT_GPU +#include "GrContextFactory.h" +#endif + +class ResultsWriter; +class SkBitmap; +class SkCanvas; + +struct Config { + const char* name; + Benchmark::Backend backend; + SkColorType color; + SkAlphaType alpha; + int samples; +#if SK_SUPPORT_GPU + GrContextFactory::GLContextType ctxType; + bool useDFText; +#else + int bogusInt; + bool bogusBool; +#endif +}; + +struct Target { + explicit Target(const Config& c) : config(c) { } + virtual ~Target() { } + + const Config config; + SkAutoTDelete<SkSurface> surface; + + /** Called once per target, immediately before any timing or drawing. */ + virtual void setup() { } + + /** Called *after* the clock timer is started, before the benchmark + is drawn. */ + virtual SkCanvas* beginTiming(SkCanvas* canvas) { return canvas; } + + /** Called *after* a benchmark is drawn, but before the clock timer + is stopped. */ + virtual void endTiming() { } + + /** Called between benchmarks (or between calibration and measured + runs) to make sure all pending work in drivers / threads is + complete. */ + virtual void fence() { } + + /** CPU-like targets can just be timed, but GPU-like + targets need to pay attention to frame boundaries + or other similar details. */ + virtual bool needsFrameTiming() const { return false; } + + /** Called once per target, during program initialization. + Returns false if initialization fails. */ + virtual bool init(SkImageInfo info, Benchmark* bench); + + /** Stores any pixels drawn to the screen in the bitmap. + Returns false on error. */ + virtual bool capturePixels(SkBitmap* bmp); + + /** Writes any config-specific data to the log. */ + virtual void fillOptions(ResultsWriter*) { } +}; + +#endif // nanobench_DEFINED |