SimpleOffsetImageFilterGM Class Reference

Inheritance diagram for SimpleOffsetImageFilterGM:

Public Member Functions
	SimpleOffsetImageFilterGM ()
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	doDraw (SkCanvas *canvas, const SkRect &r, sk_sp< SkImageFilter > imgf, const SkIRect *cropR=nullptr, const SkRect *clipR=nullptr)
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 102 of file offsetimagefilter.cpp.

Constructor & Destructor Documentation

SimpleOffsetImageFilterGM()

SimpleOffsetImageFilterGM::SimpleOffsetImageFilterGM ( )

inline

Definition at line 104 of file offsetimagefilter.cpp.

{}

Member Function Documentation

doDraw()

void SimpleOffsetImageFilterGM::doDraw ( SkCanvas *  canvas, const SkRect &  r, sk_sp< SkImageFilter >  imgf, const SkIRect *  cropR = nullptr, const SkRect *  clipR = nullptr  )

inlineprotected

Definition at line 111 of file offsetimagefilter.cpp.

                                                                               {
        SkPaint p;
 
        if (clipR) {
            p.setColor(0xFF00FF00);
            p.setStyle(SkPaint::kStroke_Style);
            canvas->drawRect(clipR->makeInset(SK_ScalarHalf, SK_ScalarHalf), p);
            p.setStyle(SkPaint::kFill_Style);
        }
 
        // Visualize the crop rect for debugging
        if (imgf && cropR) {
            p.setColor(0x66FF00FF);
            p.setStyle(SkPaint::kStroke_Style);
 
            SkRect cr = SkRect::Make(*cropR).makeInset(SK_ScalarHalf, SK_ScalarHalf);
            canvas->drawRect(cr, p);
            p.setStyle(SkPaint::kFill_Style);
        }
 
        p.setColor(0x660000FF);
        canvas->drawRect(r, p);
 
        if (clipR) {
            canvas->save();
            canvas->clipRect(*clipR);
        }
        if (imgf) {
            p.setImageFilter(std::move(imgf));
        }
        p.setColor(0x66FF0000);
        canvas->drawRect(r, p);
 
        if (clipR) {
            canvas->restore();
        }
    }

getISize()

SkISize SimpleOffsetImageFilterGM::getISize ( )

inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 109 of file offsetimagefilter.cpp.

{ return SkISize::Make(640, 200); }

getName()

SkString SimpleOffsetImageFilterGM::getName ( ) const

inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 107 of file offsetimagefilter.cpp.

{ return SkString("simple-offsetimagefilter"); }

onDraw()

void SimpleOffsetImageFilterGM::onDraw ( SkCanvas *  canvas )

inlineoverrideprotectedvirtual

Reimplemented from skiagm::GM.

Definition at line 150 of file offsetimagefilter.cpp.

                                           {
        SkIRect cr0 = SkIRect::MakeWH(40, 40);
        SkIRect cr1 = SkIRect::MakeWH(20, 20);
        SkIRect cr2 = SkIRect::MakeXYWH(40, 0, 40, 40);
        const SkRect r = SkRect::Make(cr0);
        const SkRect r2 = SkRect::Make(cr2);
 
        canvas->translate(40, 40);
 
        canvas->save();
        this->doDraw(canvas, r, nullptr);
 
        canvas->translate(100, 0);
        this->doDraw(canvas, r, SkImageFilters::Offset(20, 20, nullptr));
 
        canvas->translate(100, 0);
        this->doDraw(canvas, r, SkImageFilters::Offset(20, 20, nullptr, &cr0), &cr0);
 
        canvas->translate(100, 0);
        this->doDraw(canvas, r, SkImageFilters::Offset(20, 20, nullptr), /* cropR */ nullptr, &r);
 
        canvas->translate(100, 0);
        this->doDraw(canvas, r, SkImageFilters::Offset(20, 20, nullptr, &cr1), &cr1);
 
        SkRect clipR = SkRect::MakeXYWH(40, 40, 40, 40);
        canvas->translate(100, 0);
        this->doDraw(canvas, r, SkImageFilters::Offset(20, 20, nullptr), /* cropR */ nullptr, &clipR);
        canvas->restore();
 
        // 2nd row
        canvas->translate(0, 80);
 
        /*
         *  combos of clip and crop rects that align with src and dst
         */
 
        // crop==clip==src
        this->doDraw(canvas, r, SkImageFilters::Offset(40, 0, nullptr, &cr0), &cr0, &r);
 
        // crop==src, clip==dst
        canvas->translate(100, 0);
        this->doDraw(canvas, r, SkImageFilters::Offset(40, 0, nullptr, &cr0), &cr0, &r2);
 
        // crop==dst, clip==src
        canvas->translate(100, 0);
        this->doDraw(canvas, r, SkImageFilters::Offset(40, 0, nullptr, &cr2), &cr2, &r);
 
        // crop==clip==dst
        canvas->translate(100, 0);
        this->doDraw(canvas, r, SkImageFilters::Offset(40, 0, nullptr, &cr2), &cr2, &r2);
    }

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

• third_party/skia/gm/offsetimagefilter.cpp