skiagm::BatchedConvexPathsGM Class Reference

Inheritance diagram for skiagm::BatchedConvexPathsGM:

Private Member Functions
SkString	getName () const override
SkISize	getISize () override
void	modifyGrContextOptions (GrContextOptions *ctxOptions) override
DrawResult	onDraw (SkCanvas *canvas, SkString *errorMsg) 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
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	modifyGraphiteContextOptions (skgpu::graphite::ContextOptions *) const
virtual bool	isBazelOnly () const
virtual std::map< std::string, std::string >	getGoldKeys () const
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 void	onOnceBeforeDraw ()
virtual void	onDraw (SkCanvas *)
virtual bool	onAnimate (double)
virtual bool	onGetControls (SkMetaData *)
virtual void	onSetControls (const SkMetaData &)
GraphiteTestContext *	graphiteTestContext () const

Detailed Description

Definition at line 17 of file batchedconvexpaths.cpp.

Member Function Documentation

getISize()

SkISize skiagm::BatchedConvexPathsGM::getISize ( )

inlineoverrideprivatevirtual

Implements skiagm::GM.

Definition at line 20 of file batchedconvexpaths.cpp.

{ return SkISize::Make(512, 512); }

getName()

SkString skiagm::BatchedConvexPathsGM::getName ( ) const

inlineoverrideprivatevirtual

Implements skiagm::GM.

Definition at line 19 of file batchedconvexpaths.cpp.

{ return SkString("batchedconvexpaths"); }

modifyGrContextOptions()

void skiagm::BatchedConvexPathsGM::modifyGrContextOptions ( GrContextOptions *  ctxOptions )

inlineoverrideprivatevirtual

Reimplemented from skiagm::GM.

Definition at line 22 of file batchedconvexpaths.cpp.

                                                                       {
        // Ensure our paths don't go through the atlas path renderer.
        ctxOptions->fGpuPathRenderers &= ~GpuPathRenderers::kAtlas;
    }

onDraw()

DrawResult skiagm::BatchedConvexPathsGM::onDraw ( SkCanvas *  canvas, SkString *  errorMsg  )

inlineoverrideprivatevirtual

Reimplemented from skiagm::GM.

Definition at line 27 of file batchedconvexpaths.cpp.

                                                                     {
        canvas->clear(SK_ColorBLACK);
        for (uint32_t i = 0; i < 10; ++i) {
            SkAutoCanvasRestore acr(canvas, true);
 
            int numPoints = (i + 3) * 3;
            SkPath path;
            path.moveTo(1, 0);
            for (float j = 1; j < numPoints; j += 3) {
                constexpr float k2PI = SK_ScalarPI * 2;
                path.cubicTo(cosf(j/numPoints * k2PI), sinf(j/numPoints * k2PI),
                             cosf((j+1)/numPoints * k2PI), sinf((j+1)/numPoints * k2PI),
                             j+2 == numPoints ? 1 : cosf((j+2)/numPoints * k2PI),
                             j+2 == numPoints ? 0 : sinf((j+2)/numPoints * k2PI));
            }
            float scale = 256 - i*24;
            canvas->translate(scale + (256 - scale) * .33f, scale + (256 - scale) * .33f);
            canvas->scale(scale, scale);
 
            SkPaint paint;
            paint.setColor(((i + 123458383u) * 285018463u) | 0xff808080);
            paint.setAlphaf(0.3f);
            paint.setAntiAlias(true);
 
            canvas->drawPath(path, paint);
        }
        return DrawResult::kOk;
    }

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

• third_party/skia/gm/batchedconvexpaths.cpp