TableCollapseBench Class Reference

Inheritance diagram for TableCollapseBench:

Protected Member Functions
const char *	onGetName () override
void	onDelayedSetup () override
Protected Member Functions inherited from BaseImageFilterCollapseBench
void	doPreDraw (sk_sp< SkColorFilter > colorFilters[], int nFilters)
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 }
Public Member Functions inherited from BaseImageFilterCollapseBench
	BaseImageFilterCollapseBench ()
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

Detailed Description

Definition at line 69 of file ImageFilterCollapse.cpp.

Member Function Documentation

onDelayedSetup()

void TableCollapseBench::onDelayedSetup ( )

inlineoverrideprotectedvirtual

Reimplemented from Benchmark.

Definition at line 75 of file ImageFilterCollapse.cpp.

                                   {
        for (int i = 0; i < 256; ++i) {
            int n = i >> 5;
            table1[i] = (n << 5) | (n << 2) | (n >> 1);
 
            table2[i] = i * i / 255;
 
            float fi = i / 255.0f;
            table3[i] = static_cast<uint8_t>(sqrtf(fi) * 255);
        }
 
        sk_sp<SkColorFilter> colorFilters[] = {
            SkColorFilters::Table(table1),
            SkColorFilters::Table(table2),
            SkColorFilters::Table(table3),
        };
 
        this->doPreDraw(colorFilters, std::size(colorFilters));
    }

onGetName()

const char * TableCollapseBench::onGetName ( )

inlineoverrideprotectedvirtual

Implements Benchmark.

Definition at line 71 of file ImageFilterCollapse.cpp.

                                     {
        return "image_filter_collapse_table";
    }

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

• third_party/skia/bench/ImageFilterCollapse.cpp