DisplacementBaseBench Class Reference

Inheritance diagram for DisplacementBaseBench:

Public Member Functions
	DisplacementBaseBench (bool small)
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
void	onDelayedSetup () override
void	makeBitmap ()
void	makeCheckerboard ()
void	drawClippedBitmap (SkCanvas *canvas, int x, int y, const SkPaint &paint)
bool	isSmall () const
Protected Member Functions inherited from Benchmark
void	setUnits (int units)
virtual void	setupPaint (SkPaint *paint)
virtual const char *	onGetName ()=0
virtual const char *	onGetUniqueName ()
virtual void	onDelayedSetup ()
virtual void	onPerCanvasPreDraw (SkCanvas *)
virtual void	onPerCanvasPostDraw (SkCanvas *)
virtual void	onPreDraw (SkCanvas *)
virtual void	onPostDraw (SkCanvas *)
virtual void	onDraw (int loops, SkCanvas *)=0
virtual SkISize	onGetSize ()

Protected Attributes
sk_sp< SkImage >	fImage
sk_sp< SkImage >	fCheckerboard

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

Detailed Description

Definition at line 21 of file DisplacementBench.cpp.

Constructor & Destructor Documentation

DisplacementBaseBench()

DisplacementBaseBench::DisplacementBaseBench ( bool  small )

inline

Definition at line 23 of file DisplacementBench.cpp.

: fInitialized(false), fIsSmall(small) { }

Member Function Documentation

drawClippedBitmap()

void DisplacementBaseBench::drawClippedBitmap ( SkCanvas *  canvas, int  x, int  y, const SkPaint &  paint  )

inlineprotected

Definition at line 72 of file DisplacementBench.cpp.

                                                                                 {
        canvas->save();
        canvas->clipIRect(fImage->bounds().makeOffset(x, y));
        canvas->drawImage(fImage, SkIntToScalar(x), SkIntToScalar(y), SkSamplingOptions(), &paint);
        canvas->restore();
    }

isSmall()

bool DisplacementBaseBench::isSmall ( ) const

inlineprotected

Definition at line 79 of file DisplacementBench.cpp.

{ return fIsSmall; }

makeBitmap()

void DisplacementBaseBench::makeBitmap ( )

inlineprotected

Definition at line 34 of file DisplacementBench.cpp.

                      {
        const int w = this->isSmall() ? FILTER_WIDTH_SMALL : FILTER_WIDTH_LARGE;
        const int h = this->isSmall() ? FILTER_HEIGHT_SMALL : FILTER_HEIGHT_LARGE;
        auto surf = SkSurfaces::Raster(SkImageInfo::MakeN32Premul(w, h));
        SkPaint paint;
        paint.setColor(0xFF884422);
 
        SkFont font = ToolUtils::DefaultFont();
        font.setSize(SkIntToScalar(96));
        surf->getCanvas()->drawSimpleText("g", 1, SkTextEncoding::kUTF8, 15, 55, font, paint);
        fImage = surf->makeImageSnapshot();
    }

makeCheckerboard()

void DisplacementBaseBench::makeCheckerboard ( )

inlineprotected

Definition at line 47 of file DisplacementBench.cpp.

                            {
        const int w = this->isSmall() ? FILTER_WIDTH_SMALL : FILTER_WIDTH_LARGE;
        const int h = this->isSmall() ? FILTER_HEIGHT_SMALL : FILTER_HEIGHT_LARGE;
        auto surface(SkSurfaces::Raster(SkImageInfo::MakeN32Premul(w, h)));
        SkCanvas* canvas = surface->getCanvas();
        canvas->clear(0x00000000);
        SkPaint darkPaint;
        darkPaint.setColor(0xFF804020);
        SkPaint lightPaint;
        lightPaint.setColor(0xFF244484);
        for (int y = 0; y < h; y += 16) {
            for (int x = 0; x < w; x += 16) {
                canvas->save();
                canvas->translate(SkIntToScalar(x), SkIntToScalar(y));
                canvas->drawRect(SkRect::MakeXYWH(0, 0, 8, 8), darkPaint);
                canvas->drawRect(SkRect::MakeXYWH(8, 0, 8, 8), lightPaint);
                canvas->drawRect(SkRect::MakeXYWH(0, 8, 8, 8), lightPaint);
                canvas->drawRect(SkRect::MakeXYWH(8, 8, 8, 8), darkPaint);
                canvas->restore();
            }
        }
 
        fCheckerboard = surface->makeImageSnapshot();
    }

onDelayedSetup()

void DisplacementBaseBench::onDelayedSetup ( )

inlineoverrideprotectedvirtual

Reimplemented from Benchmark.

Definition at line 26 of file DisplacementBench.cpp.

                                   {
        if (!fInitialized) {
            this->makeBitmap();
            this->makeCheckerboard();
            fInitialized = true;
        }
    }

Member Data Documentation

fCheckerboard

sk_sp<SkImage> DisplacementBaseBench::fCheckerboard

protected

Definition at line 81 of file DisplacementBench.cpp.

fImage

sk_sp<SkImage> DisplacementBaseBench::fImage

protected

Definition at line 81 of file DisplacementBench.cpp.

---

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

• third_party/skia/bench/DisplacementBench.cpp