RandomPathBench Class Reference

Inheritance diagram for RandomPathBench:

Public Member Functions
bool	isSuitableFor (Backend backend) override
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	createData (int minVerbs, int maxVerbs, bool allowMoves=true, SkRect *bounds=nullptr)
void	restartMakingPaths ()
void	makePath (SkPath *path)
void	finishedMakingPaths ()
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 306 of file PathBench.cpp.

Member Function Documentation

createData()

void RandomPathBench::createData ( int  minVerbs, int  maxVerbs, bool  allowMoves = true, SkRect *  bounds = nullptr  )

inlineprotected

Definition at line 313 of file PathBench.cpp.

                                              {
        SkRect tempBounds;
        if (nullptr == bounds) {
            tempBounds.setXYWH(0, 0, SK_Scalar1, SK_Scalar1);
            bounds = &tempBounds;
        }
        fVerbCnts.reset(kNumVerbCnts);
        for (int i = 0; i < kNumVerbCnts; ++i) {
            fVerbCnts[i] = fRandom.nextRangeU(minVerbs, maxVerbs + 1);
        }
        fVerbs.reset(kNumVerbs);
        for (int i = 0; i < kNumVerbs; ++i) {
            do {
                fVerbs[i] = static_cast<SkPath::Verb>(fRandom.nextULessThan(SkPath::kDone_Verb));
            } while (!allowMoves && SkPath::kMove_Verb == fVerbs[i]);
        }
        fPoints.reset(kNumPoints);
        for (int i = 0; i < kNumPoints; ++i) {
            fPoints[i].set(fRandom.nextRangeScalar(bounds->fLeft, bounds->fRight),
                           fRandom.nextRangeScalar(bounds->fTop, bounds->fBottom));
        }
        this->restartMakingPaths();
    }

finishedMakingPaths()

void RandomPathBench::finishedMakingPaths ( )

inlineprotected

Definition at line 384 of file PathBench.cpp.

                               {
        fVerbCnts.reset(0);
        fVerbs.reset(0);
        fPoints.reset(0);
    }

isSuitableFor()

bool RandomPathBench::isSuitableFor ( Backend  backend )

inlineoverridevirtual

Reimplemented from Benchmark.

Definition at line 308 of file PathBench.cpp.

                                                 {
        return backend == Backend::kNonRendering;
    }

makePath()

void RandomPathBench::makePath ( SkPath *  path )

inlineprotected

Definition at line 346 of file PathBench.cpp.

                                {
        int vCount = fVerbCnts[(fCurrPath++) & (kNumVerbCnts - 1)];
        for (int v = 0; v < vCount; ++v) {
            int verb = fVerbs[(fCurrVerb++) & (kNumVerbs - 1)];
            switch (verb) {
                case SkPath::kMove_Verb:
                    path->moveTo(fPoints[(fCurrPoint++) & (kNumPoints - 1)]);
                    break;
                case SkPath::kLine_Verb:
                    path->lineTo(fPoints[(fCurrPoint++) & (kNumPoints - 1)]);
                    break;
                case SkPath::kQuad_Verb:
                    path->quadTo(fPoints[(fCurrPoint + 0) & (kNumPoints - 1)],
                                 fPoints[(fCurrPoint + 1) & (kNumPoints - 1)]);
                    fCurrPoint += 2;
                    break;
                case SkPath::kConic_Verb:
                    path->conicTo(fPoints[(fCurrPoint + 0) & (kNumPoints - 1)],
                                  fPoints[(fCurrPoint + 1) & (kNumPoints - 1)],
                                  SK_ScalarHalf);
                    fCurrPoint += 2;
                    break;
                case SkPath::kCubic_Verb:
                    path->cubicTo(fPoints[(fCurrPoint + 0) & (kNumPoints - 1)],
                                  fPoints[(fCurrPoint + 1) & (kNumPoints - 1)],
                                  fPoints[(fCurrPoint + 2) & (kNumPoints - 1)]);
                    fCurrPoint += 3;
                    break;
                case SkPath::kClose_Verb:
                    path->close();
                    break;
                default:
                    SkDEBUGFAIL("Unexpected path verb");
                    break;
            }
        }
    }

restartMakingPaths()

void RandomPathBench::restartMakingPaths ( )

inlineprotected

Definition at line 340 of file PathBench.cpp.

                              {
        fCurrPath = 0;
        fCurrVerb = 0;
        fCurrPoint = 0;
    }

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

• third_party/skia/bench/PathBench.cpp