skia2/bench/SKPBench.h
robertphillips 5b69377507 Add MultiPictureDraw to nanobench
I would like some guard against performance regressions on our side before turning layer hoisting on in Chromium.

TBR=bsalomon@google.com

Committed: https://skia.googlesource.com/skia/+/0ddad31012dabfc1267effc8071d37f7d606efbe

Review URL: https://codereview.chromium.org/731973005
2014-11-21 06:19:36 -08:00

48 lines
1.3 KiB
C++

/*
* Copyright 2014 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SKPBench_DEFINED
#define SKPBench_DEFINED
#include "Benchmark.h"
#include "SkCanvas.h"
#include "SkPicture.h"
/**
* Runs an SkPicture as a benchmark by repeatedly drawing it scaled inside a device clip.
*/
class SKPBench : public Benchmark {
public:
SKPBench(const char* name, const SkPicture*, const SkIRect& devClip, SkScalar scale,
bool useMultiPictureDraw);
~SKPBench() SK_OVERRIDE;
protected:
const char* onGetName() SK_OVERRIDE;
const char* onGetUniqueName() SK_OVERRIDE;
void onPerCanvasPreDraw(SkCanvas*) SK_OVERRIDE;
void onPerCanvasPostDraw(SkCanvas*) SK_OVERRIDE;
bool isSuitableFor(Backend backend) SK_OVERRIDE;
void onDraw(const int loops, SkCanvas* canvas) SK_OVERRIDE;
SkIPoint onGetSize() SK_OVERRIDE;
private:
SkAutoTUnref<const SkPicture> fPic;
const SkIRect fClip;
const SkScalar fScale;
SkString fName;
SkString fUniqueName;
const bool fUseMultiPictureDraw;
SkTDArray<SkSurface*> fSurfaces; // for MultiPictureDraw
SkTDArray<SkIRect> fTileRects; // for MultiPictureDraw
typedef Benchmark INHERITED;
};
#endif