PictureShaderCacheGM Class Reference

Inheritance diagram for PictureShaderCacheGM:

Public Member Functions
	PictureShaderCacheGM (SkScalar tileSize)
Public Member Functions inherited from skiagm::GM
	GM (SkColor backgroundColor=SK_ColorWHITE)
virtual	~GM ()
void	setMode (Mode mode)
Mode	getMode () const
DrawResult	gpuSetup (SkCanvas *, SkString *errorMsg, GraphiteTestContext *=nullptr)
void	gpuTeardown ()
void	onceBeforeDraw ()
DrawResult	draw (SkCanvas *canvas)
DrawResult	draw (SkCanvas *, SkString *errorMsg)
void	drawBackground (SkCanvas *)
DrawResult	drawContent (SkCanvas *canvas)
DrawResult	drawContent (SkCanvas *, SkString *errorMsg)
virtual bool	runAsBench () const
SkScalar	width ()
SkScalar	height ()
SkColor	getBGColor () const
void	setBGColor (SkColor)
void	drawSizeBounds (SkCanvas *, SkColor)
bool	animate (double)
virtual bool	onChar (SkUnichar)
bool	getControls (SkMetaData *controls)
void	setControls (const SkMetaData &controls)
virtual void	modifyGrContextOptions (GrContextOptions *)
virtual void	modifyGraphiteContextOptions (skgpu::graphite::ContextOptions *) const
virtual bool	isBazelOnly () const
virtual std::map< std::string, std::string >	getGoldKeys () const

Protected Member Functions
void	drawTile (SkCanvas *canvas)
void	onOnceBeforeDraw () override
SkString	getName () const override
SkISize	getISize () override
void	onDraw (SkCanvas *canvas) override
Protected Member Functions inherited from skiagm::GM
virtual DrawResult	onGpuSetup (SkCanvas *, SkString *, GraphiteTestContext *)
virtual void	onGpuTeardown ()
virtual DrawResult	onDraw (SkCanvas *, SkString *errorMsg)
virtual bool	onAnimate (double)
virtual bool	onGetControls (SkMetaData *)
virtual void	onSetControls (const SkMetaData &)
GraphiteTestContext *	graphiteTestContext () const

Additional Inherited Members
Public Types inherited from skiagm::GM
enum	Mode { kGM_Mode , kSample_Mode , kBench_Mode }
using	DrawResult = skiagm::DrawResult
using	GraphiteTestContext = skiatest::graphite::GraphiteTestContext
Static Public Attributes inherited from skiagm::GM
static constexpr char	kErrorMsg_DrawSkippedGpuOnly []

Detailed Description

Definition at line 29 of file pictureshadercache.cpp.

Constructor & Destructor Documentation

PictureShaderCacheGM()

PictureShaderCacheGM::PictureShaderCacheGM ( SkScalar  tileSize )

inline

Definition at line 31 of file pictureshadercache.cpp.

        : fTileSize(tileSize) {
    }

Member Function Documentation

drawTile()

void PictureShaderCacheGM::drawTile ( SkCanvas *  canvas )

inlineprotected

Definition at line 36 of file pictureshadercache.cpp.

                                    {
        SkPaint paint;
        paint.setColor(SK_ColorGREEN);
        paint.setStyle(SkPaint::kFill_Style);
        paint.setAntiAlias(true);
 
        canvas->drawCircle(fTileSize / 4, fTileSize / 4, fTileSize / 4, paint);
        canvas->drawRect(SkRect::MakeXYWH(fTileSize / 2, fTileSize / 2,
                                          fTileSize / 2, fTileSize / 2), paint);
 
        paint.setColor(SK_ColorRED);
        canvas->drawLine(fTileSize / 2, fTileSize * 1 / 3,
                         fTileSize / 2, fTileSize * 2 / 3, paint);
        canvas->drawLine(fTileSize * 1 / 3, fTileSize / 2,
                         fTileSize * 2 / 3, fTileSize / 2, paint);
    }

getISize()

SkISize PictureShaderCacheGM::getISize ( )

inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 62 of file pictureshadercache.cpp.

{ return SkISize::Make(100, 100); }

getName()

SkString PictureShaderCacheGM::getName ( ) const

inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 60 of file pictureshadercache.cpp.

{ return SkString("pictureshadercache"); }

onDraw()

void PictureShaderCacheGM::onDraw ( SkCanvas *  canvas )

inlineoverrideprotectedvirtual

Reimplemented from skiagm::GM.

Definition at line 64 of file pictureshadercache.cpp.

                                           {
        SkPaint paint;
        paint.setShader(fPicture->makeShader(SkTileMode::kRepeat, SkTileMode::kRepeat,
                                             SkFilterMode::kNearest));
 
        {
            // Render in a funny color space that converts green to yellow.
            skcms_Matrix3x3 greenToYellow = {{
                { 1, 1, 0 },
                { 0, 1, 0 },
                { 0, 0, 1 },
            }};
            sk_sp<SkColorSpace> gty = SkColorSpace::MakeRGB(SkNamedTransferFn::kSRGB,
                                                            greenToYellow);
            SkImageInfo info = SkImageInfo::MakeN32Premul(100, 100, std::move(gty));
            sk_sp<SkSurface> surface(SkSurfaces::Raster(info));
            surface->getCanvas()->drawRect(SkRect::MakeWH(fTileSize, fTileSize), paint);
        }
 
        // When we draw to the canvas, we should see green because we should *not* reuse the
        // cached picture shader.
        canvas->drawRect(SkRect::MakeWH(fTileSize, fTileSize), paint);
    }

onOnceBeforeDraw()

void PictureShaderCacheGM::onOnceBeforeDraw ( )

inlineoverrideprotectedvirtual

Reimplemented from skiagm::GM.

Definition at line 53 of file pictureshadercache.cpp.

                                     {
        SkPictureRecorder recorder;
        SkCanvas* pictureCanvas = recorder.beginRecording(fTileSize, fTileSize);
        this->drawTile(pictureCanvas);
        fPicture = recorder.finishRecordingAsPicture();
    }

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

• third_party/skia/gm/pictureshadercache.cpp