skiagm::InnerShapesGM Class Reference

Inheritance diagram for skiagm::InnerShapesGM:

Public Member Functions
	InnerShapesGM (bool antialias)
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	drawShapes (SkCanvas *canvas) const 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::ShapesGM
	ShapesGM (const char *name, bool antialias)
SkString	getName () const override
SkISize	getISize () override
void	onOnceBeforeDraw () 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
Protected Attributes inherited from skiagm::ShapesGM
SkString	fName
bool	fAntialias
SkPaint	fPaint
TArray< SkRRect >	fShapes
TArray< SkScalar >	fRotations
int	fSimpleShapeCount

Detailed Description

Definition at line 134 of file shapes.cpp.

Constructor & Destructor Documentation

InnerShapesGM()

skiagm::InnerShapesGM::InnerShapesGM ( bool  antialias )

inline

Definition at line 136 of file shapes.cpp.

: INHERITED("innershapes", antialias) {}

Member Function Documentation

drawShapes()

void skiagm::InnerShapesGM::drawShapes ( SkCanvas *  canvas ) const

inlineoverrideprivatevirtual

Implements skiagm::ShapesGM.

Definition at line 139 of file shapes.cpp.

                                                     {
        SkRandom rand;
        for (int i = 0; i < fShapes.size(); i++) {
            const SkRRect& outer = fShapes[i];
            const SkRRect& inner = fShapes[(i * 7 + 11) % fSimpleShapeCount];
            float s = 0.95f * std::min(outer.rect().width() / inner.rect().width(),
                                       outer.rect().height() / inner.rect().height());
            SkMatrix innerXform;
            float dx = (rand.nextF() - 0.5f) * (outer.rect().width() - s * inner.rect().width());
            float dy = (rand.nextF() - 0.5f) * (outer.rect().height() - s * inner.rect().height());
            // Fixup inner rects so they don't reach outside the outer rect.
            switch (i) {
                case 0:
                    s *= .85f;
                    break;
                case 8:
                    s *= .4f;
                    dx = dy = 0;
                    break;
                case 5:
                    s *= .75f;
                    dx = dy = 0;
                    break;
                case 6:
                    s *= .65f;
                    dx = -5;
                    dy = 10;
                    break;
            }
            innerXform.setTranslate(outer.rect().centerX() + dx, outer.rect().centerY() + dy);
            if (s < 1) {
                innerXform.preScale(s, s);
            }
            innerXform.preTranslate(-inner.rect().centerX(), -inner.rect().centerY());
            SkRRect xformedInner;
            inner.transform(innerXform, &xformedInner);
            SkPaint paint(fPaint);
            paint.setColor(rand.nextU() & ~0x808080);
            paint.setAlphaf(0.5f);  // Use alpha to detect double blends.
            canvas->save();
            canvas->rotate(fRotations[i]);
            canvas->drawDRRect(outer, xformedInner, paint);
            canvas->restore();
        }
    }

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

• third_party/skia/gm/shapes.cpp