skiagm::ImageBlurTiledGM Class Reference

Inheritance diagram for skiagm::ImageBlurTiledGM:

Public Member Functions
	ImageBlurTiledGM (SkScalar sigmaX, SkScalar sigmaY)
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
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 void	onOnceBeforeDraw ()
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 28 of file imageblurtiled.cpp.

Constructor & Destructor Documentation

ImageBlurTiledGM()

skiagm::ImageBlurTiledGM::ImageBlurTiledGM ( SkScalar  sigmaX, SkScalar  sigmaY  )

inline

Definition at line 30 of file imageblurtiled.cpp.

        : fSigmaX(sigmaX), fSigmaY(sigmaY) {
    }

Member Function Documentation

getISize()

SkISize skiagm::ImageBlurTiledGM::getISize ( )

inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 37 of file imageblurtiled.cpp.

{ return SkISize::Make(WIDTH, HEIGHT); }

getName()

SkString skiagm::ImageBlurTiledGM::getName ( ) const

inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 35 of file imageblurtiled.cpp.

{ return SkString("imageblurtiled"); }

onDraw()

void skiagm::ImageBlurTiledGM::onDraw ( SkCanvas *  canvas )

inlineoverrideprotectedvirtual

Reimplemented from skiagm::GM.

Definition at line 39 of file imageblurtiled.cpp.

                                           {
        SkPaint paint;
        paint.setImageFilter(SkImageFilters::Blur(fSigmaX, fSigmaY, nullptr));
        const SkScalar tileSize = SkIntToScalar(128);
        SkRect bounds = canvas->getLocalClipBounds();
        for (SkScalar y = bounds.top(); y < bounds.bottom(); y += tileSize) {
            for (SkScalar x = bounds.left(); x < bounds.right(); x += tileSize) {
                canvas->save();
                canvas->clipRect(SkRect::MakeXYWH(x, y, tileSize, tileSize));
                canvas->saveLayer(nullptr, &paint);
                const char* str[] = {
                    "The quick",
                    "brown fox",
                    "jumped over",
                    "the lazy dog.",
                };
                SkFont font(ToolUtils::DefaultPortableTypeface(), 100);
                int posY = 0;
                for (unsigned i = 0; i < std::size(str); i++) {
                    posY += 100;
                    canvas->drawString(str[i], 0, SkIntToScalar(posY), font, SkPaint());
                }
                canvas->restore();
                canvas->restore();
            }
        }
    }

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

• third_party/skia/gm/imageblurtiled.cpp