diff options
| -rw-r--r-- | bench/DashBench.cpp | 80 | ||||
| -rw-r--r-- | gyp/bench.gypi | 1 |
2 files changed, 81 insertions, 0 deletions
diff --git a/bench/DashBench.cpp b/bench/DashBench.cpp new file mode 100644 index 0000000000..b741c8dfc6 --- /dev/null +++ b/bench/DashBench.cpp @@ -0,0 +1,80 @@ + +/* + * Copyright 2011 Google Inc. + * + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ +#include "SkBenchmark.h" +#include "SkBitmap.h" +#include "SkCanvas.h" +#include "SkDashPathEffect.h" +#include "SkPaint.h" +#include "SkPath.h" +#include "SkRandom.h" +#include "SkString.h" +#include "SkTDArray.h" + +/* + * Cases to consider: + * + * 1. antialiasing on/off (esp. width <= 1) + * 2. strokewidth == 0, 1, 2 + * 3. hline, vline, diagonal, rect, oval + * 4. dots [1,1] ([N,N] where N=strokeWidth?) or arbitrary (e.g. [2,1] or [1,2,3,2]) + */ +static void path_hline(SkPath* path) { + path->moveTo(SkIntToScalar(10), SkIntToScalar(10)); + path->lineTo(SkIntToScalar(600), SkIntToScalar(10)); +} + +class DashBench : public SkBenchmark { + SkTDArray<SkScalar> fIntervals; + + enum { + N = SkBENCHLOOP(100) + }; +public: + DashBench(void* param, const SkScalar intervals[], int count) : INHERITED(param) { + fIntervals.append(count, intervals); + } + + virtual void makePath(SkPath* path) { + path_hline(path); + } + +protected: + virtual const char* onGetName() SK_OVERRIDE { + return "dash"; + } + + virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE { + SkPaint paint; + this->setupPaint(&paint); + paint.setStyle(SkPaint::kStroke_Style); +// paint.setStrokeWidth(SK_Scalar1); + paint.setAntiAlias(false); + + SkPath path; + this->makePath(&path); + + paint.setPathEffect(new SkDashPathEffect(fIntervals.begin(), + fIntervals.count(), 0))->unref(); + for (int i = 0; i < N; ++i) { + canvas->drawPath(path, paint); + } + } + +private: + typedef SkBenchmark INHERITED; +}; + +/////////////////////////////////////////////////////////////////////////////// + +static const SkScalar gDots[] = { SK_Scalar1, SK_Scalar1 }; + +#define PARAM(array) array, SK_ARRAY_COUNT(array) + +static SkBenchmark* gF0(void* p) { return new DashBench(p, PARAM(gDots)); } + +static BenchRegistry gR0(gF0); diff --git a/gyp/bench.gypi b/gyp/bench.gypi index 1ff09466e9..47c4574a0b 100644 --- a/gyp/bench.gypi +++ b/gyp/bench.gypi @@ -21,6 +21,7 @@ '../bench/BitmapBench.cpp', '../bench/BlurBench.cpp', '../bench/ChromeBench.cpp', + '../bench/DashBench.cpp', '../bench/DecodeBench.cpp', '../bench/FontScalerBench.cpp', '../bench/GradientBench.cpp', |