FSRectBench Class Reference

Inheritance diagram for FSRectBench:

Public Member Functions
	FSRectBench ()
Public Member Functions inherited from Benchmark
	Benchmark ()
const char *	getName ()
const char *	getUniqueName ()
SkISize	getSize ()
virtual bool	isSuitableFor (Backend backend)
virtual void	modifyGrContextOptions (GrContextOptions *)
virtual bool	shouldLoop () const
void	delayedSetup ()
void	perCanvasPreDraw (SkCanvas *)
void	perCanvasPostDraw (SkCanvas *)
void	preDraw (SkCanvas *)
void	postDraw (SkCanvas *)
void	draw (int loops, SkCanvas *)
virtual void	getGpuStats (SkCanvas *, skia_private::TArray< SkString > *keys, skia_private::TArray< double > *values)
virtual bool	getDMSAAStats (GrRecordingContext *)
int	getUnits () const
Public Member Functions inherited from SkRefCntBase
	SkRefCntBase ()
virtual	~SkRefCntBase ()
bool	unique () const
void	ref () const
void	unref () const

Protected Member Functions
const char *	onGetName () override
void	onDelayedSetup () override
void	onDraw (int loops, SkCanvas *canvas) override
Protected Member Functions inherited from Benchmark
void	setUnits (int units)
virtual void	setupPaint (SkPaint *paint)
virtual const char *	onGetUniqueName ()
virtual void	onPerCanvasPreDraw (SkCanvas *)
virtual void	onPerCanvasPostDraw (SkCanvas *)
virtual void	onPreDraw (SkCanvas *)
virtual void	onPostDraw (SkCanvas *)
virtual SkISize	onGetSize ()

Additional Inherited Members
Public Types inherited from Benchmark
enum class	Backend {   kNonRendering , kRaster , kGanesh , kGraphite ,   kPDF , kHWUI }

Detailed Description

Draws full screen opaque rectangles. It is designed to test any optimizations in the GPU backend to turn such draws into clears.

Definition at line 17 of file FSRectBench.cpp.

Constructor & Destructor Documentation

FSRectBench()

FSRectBench::FSRectBench ( )

inline

Definition at line 19 of file FSRectBench.cpp.

: fInit(false) { }

Member Function Documentation

onDelayedSetup()

void FSRectBench::onDelayedSetup ( )

inlineoverrideprotectedvirtual

Reimplemented from Benchmark.

Definition at line 24 of file FSRectBench.cpp.

                                   {
        if (!fInit) {
            SkRandom rand;
            static const SkScalar kMinOffset = 0;
            static const SkScalar kMaxOffset = 100 * SK_Scalar1;
            static const SkScalar kOffsetRange = kMaxOffset - kMinOffset;
            for (int i = 0; i < N; ++i) {
                fRects[i].fLeft = -kMinOffset - rand.nextUScalar1() * kOffsetRange;
                fRects[i].fTop = -kMinOffset - rand.nextUScalar1() * kOffsetRange;
                fRects[i].fRight = W + kMinOffset + rand.nextUScalar1() * kOffsetRange;
                fRects[i].fBottom = H + kMinOffset + rand.nextUScalar1() * kOffsetRange;
                fColors[i] = rand.nextU() | 0xFF000000;
            }
            fInit = true;
        }
    }

onDraw()

void FSRectBench::onDraw ( int  loops, SkCanvas *  canvas  )

inlineoverrideprotectedvirtual

Implements Benchmark.

Definition at line 41 of file FSRectBench.cpp.

                                                      {
        SkPaint paint;
        for (int i = 0; i < loops; ++i) {
            paint.setColor(fColors[i % N]);
            canvas->drawRect(fRects[i % N], paint);
        }
    }

onGetName()

const char * FSRectBench::onGetName ( )

inlineoverrideprotectedvirtual

Implements Benchmark.

Definition at line 22 of file FSRectBench.cpp.

{ return "fullscreen_rects"; }

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The documentation for this class was generated from the following file:

• third_party/skia/bench/FSRectBench.cpp