SkcmsTransformBench Class Reference

Inheritance diagram for SkcmsTransformBench:

Public Member Functions
	SkcmsTransformBench (Mode mode)
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
bool	isSuitableFor (Backend backend) 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 *	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 ()

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

Detailed Description

Definition at line 120 of file ColorSpaceBench.cpp.

Constructor & Destructor Documentation

SkcmsTransformBench()

SkcmsTransformBench::SkcmsTransformBench ( Mode  mode )

inline

Definition at line 122 of file ColorSpaceBench.cpp.

                                   : fMode(mode) {
        fName = std::string("Skcms") + mode_name(fMode) + "Transform";
    }

Member Function Documentation

isSuitableFor()

bool SkcmsTransformBench::isSuitableFor ( Backend  backend )

inlineoverrideprotectedvirtual

Reimplemented from Benchmark.

Definition at line 131 of file ColorSpaceBench.cpp.

                                                 {
        return backend == Backend::kNonRendering;
    }

onDelayedSetup()

void SkcmsTransformBench::onDelayedSetup ( )

inlineoverrideprotectedvirtual

Reimplemented from Benchmark.

Definition at line 138 of file ColorSpaceBench.cpp.

                                   {
        // Set the image buffer to solid white. NANs/denorms might affect timing, but otherwise it
        // doesn't really matter.
        std::fill(std::begin(fSrcPixels), std::end(fSrcPixels), 0xFF);
 
        // Create profiles for sRGB to Adobe.
        SkColorSpace::MakeSRGB()->toProfile(&fSRGBProfile);
        SkColorSpace::MakeRGB(SkNamedTransferFn::k2Dot2,
                              SkNamedGamut::kAdobeRGB)->toProfile(&fAdobeProfile);
    }

onDraw()

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

inlineoverrideprotectedvirtual

Implements Benchmark.

Definition at line 149 of file ColorSpaceBench.cpp.

                                                      {
        switch (fMode) {
            case Mode::kMultipleImage:
                SkUNREACHABLE;
 
            case Mode::kSingleImage:
                for (int i = 0; i < loops; i++) {
                    skcms_Transform(fSrcPixels,
                                    skcms_PixelFormat_RGBA_8888,
                                    skcms_AlphaFormat_PremulAsEncoded,
                                    &fSRGBProfile,
                                    fDstPixels,
                                    skcms_PixelFormat_RGBA_8888,
                                    skcms_AlphaFormat_PremulAsEncoded,
                                    &fAdobeProfile,
                                    kWidth * kHeight);
                }
                break;
 
            case Mode::kSingleScanline:
                for (int i = 0; i < loops; i++) {
                    uint8_t* src = fSrcPixels;
                    uint8_t* dst = fDstPixels;
                    for (int y = 0; y < kHeight; ++y) {
                        skcms_Transform(src,
                                        skcms_PixelFormat_RGBA_8888,
                                        skcms_AlphaFormat_PremulAsEncoded,
                                        &fSRGBProfile,
                                        dst,
                                        skcms_PixelFormat_RGBA_8888,
                                        skcms_AlphaFormat_PremulAsEncoded,
                                        &fAdobeProfile,
                                        kWidth);
                        src += kWidth * kBytesPerPixel;
                        dst += kWidth * kBytesPerPixel;
                    }
                }
                break;
        }
    }

onGetName()

const char * SkcmsTransformBench::onGetName ( )

inlineoverrideprotectedvirtual

Implements Benchmark.

Definition at line 127 of file ColorSpaceBench.cpp.

                                     {
        return fName.c_str();
    }

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

• third_party/skia/bench/ColorSpaceBench.cpp