Inheritance diagram for MatrixConvolutionBench:

Public Member Functions
	MatrixConvolutionBench (bool bigKernel, SkTileMode tileMode, bool convolveAlpha)

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	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	onDelayedSetup ()

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

Definition at line 17 of file MatrixConvolutionBench.cpp.

Constructor & Destructor Documentation

◆ MatrixConvolutionBench()

MatrixConvolutionBench::MatrixConvolutionBench	(	bool	bigKernel,
		SkTileMode	tileMode,
		bool	convolveAlpha
	)

inline

Definition at line 19 of file MatrixConvolutionBench.cpp.

        : fName(SkStringPrintf("matrixconvolution_%s%s%s",
                               bigKernel ? "bigKernel_" : "",
                               ToolUtils::tilemode_name(tileMode),
                               convolveAlpha ? "" : "_noConvolveAlpha")) {
        if (bigKernel) {
            SkISize kernelSize = SkISize::Make(9, 9);
            SkScalar kernel[81];
            for (int i = 0; i < 81; i++) {
                kernel[i] = SkIntToScalar(1);
            }
            kernel[40] = SkIntToScalar(-79);
            SkScalar gain = 0.3f, bias = SkIntToScalar(100);
            SkIPoint kernelOffset = SkIPoint::Make(4, 4);
            fFilter = SkImageFilters::MatrixConvolution(kernelSize, kernel, gain, bias,
                                                        kernelOffset, tileMode, convolveAlpha,
                                                        nullptr);
        } else {
            SkISize kernelSize = SkISize::Make(3, 3);
            SkScalar kernel[9] = {
                SkIntToScalar( 1), SkIntToScalar( 1), SkIntToScalar( 1),
                SkIntToScalar( 1), SkIntToScalar(-7), SkIntToScalar( 1),
                SkIntToScalar( 1), SkIntToScalar( 1), SkIntToScalar( 1),
            };
            SkScalar gain = 0.3f, bias = SkIntToScalar(100);
            SkIPoint kernelOffset = SkIPoint::Make(1, 1);
            fFilter = SkImageFilters::MatrixConvolution(kernelSize, kernel, gain, bias,
                                                        kernelOffset, tileMode, convolveAlpha,
                                                        nullptr);
        }
    }

Member Function Documentation

◆ onDraw()

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

inlineoverrideprotectedvirtual

Implements Benchmark.

Definition at line 56 of file MatrixConvolutionBench.cpp.

                                                      {
        SkPaint paint;
        this->setupPaint(&paint);
        paint.setImageFilter(fFilter);
        paint.setAntiAlias(true);
 
        SkRandom rand;
        for (int i = 0; i < loops; i++) {
            SkRect r = SkRect::MakeWH(rand.nextUScalar1() * 400,
                                      rand.nextUScalar1() * 400);
            canvas->drawOval(r, paint);
        }
    }

◆ onGetName()

const char * MatrixConvolutionBench::onGetName ( )

inlineoverrideprotectedvirtual

Implements Benchmark.

Definition at line 52 of file MatrixConvolutionBench.cpp.

                                     {
        return fName.c_str();
    }

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

third_party/skia/bench/MatrixConvolutionBench.cpp

Public Member Functions