BlurRectGM Class Reference

Inheritance diagram for BlurRectGM:

Public Member Functions
	BlurRectGM (const char name[], U8CPU alpha)
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

Private Member Functions
void	onOnceBeforeDraw () override
SkString	getName () const override
SkISize	getISize () override
void	onDraw (SkCanvas *canvas) override

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 []
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

Detailed Description

Definition at line 109 of file blurrect.cpp.

Constructor & Destructor Documentation

BlurRectGM()

BlurRectGM::BlurRectGM ( const char  name[], U8CPU  alpha  )

inline

Definition at line 111 of file blurrect.cpp.

: fName(name), fAlpha(SkToU8(alpha)) {}

Member Function Documentation

getISize()

SkISize BlurRectGM::getISize ( )

inlineoverrideprivatevirtual

Implements skiagm::GM.

Definition at line 127 of file blurrect.cpp.

{ return {860, 820}; }

getName()

SkString BlurRectGM::getName ( ) const

inlineoverrideprivatevirtual

Implements skiagm::GM.

Definition at line 125 of file blurrect.cpp.

{ return SkString(fName); }

onDraw()

void BlurRectGM::onDraw ( SkCanvas *  canvas )

inlineoverrideprivatevirtual

Reimplemented from skiagm::GM.

Definition at line 129 of file blurrect.cpp.

                                           {
        canvas->translate(STROKE_WIDTH*3/2, STROKE_WIDTH*3/2);
 
        SkRect  r = { 0, 0, 100, 50 };
        SkScalar scales[] = { SK_Scalar1, 0.6f };
 
        for (size_t s = 0; s < std::size(scales); ++s) {
            canvas->save();
            for (size_t f = 0; f < std::size(fMaskFilters); ++f) {
                SkPaint paint;
                paint.setMaskFilter(fMaskFilters[f]);
                paint.setAlpha(fAlpha);
 
                SkPaint paintWithRadial = paint;
                paintWithRadial.setShader(make_radial());
 
                constexpr Proc procs[] = {
                    fill_rect, draw_donut, draw_donut_skewed
                };
 
                canvas->save();
                canvas->scale(scales[s], scales[s]);
                this->drawProcs(canvas, r, paint, false, procs, std::size(procs));
                canvas->translate(r.width() * 4/3, 0);
                this->drawProcs(canvas, r, paintWithRadial, false, procs, std::size(procs));
                canvas->translate(r.width() * 4/3, 0);
                this->drawProcs(canvas, r, paint, true, procs, std::size(procs));
                canvas->translate(r.width() * 4/3, 0);
                this->drawProcs(canvas, r, paintWithRadial, true, procs, std::size(procs));
                canvas->restore();
 
                canvas->translate(0, std::size(procs) * r.height() * 4/3 * scales[s]);
            }
            canvas->restore();
            canvas->translate(4 * r.width() * 4/3 * scales[s], 0);
        }
    }

onOnceBeforeDraw()

void BlurRectGM::onOnceBeforeDraw ( )

inlineoverrideprivatevirtual

Reimplemented from skiagm::GM.

Definition at line 118 of file blurrect.cpp.

                                     {
        for (int i = 0; i <= kLastEnum_SkBlurStyle; ++i) {
            fMaskFilters[i] = SkMaskFilter::MakeBlur((SkBlurStyle)i,
                                  SkBlurMask::ConvertRadiusToSigma(SkIntToScalar(STROKE_WIDTH/2)));
        }
    }

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

• third_party/skia/gm/blurrect.cpp