GradientsNoTextureGM Class Reference

Inheritance diagram for GradientsNoTextureGM:

Public Member Functions
	GradientsNoTextureGM (bool dither)
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 SkISize	getISize ()=0
virtual SkString	getName () const =0
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 void	onDraw (SkCanvas *)
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 95 of file gradients_no_texture.cpp.

Constructor & Destructor Documentation

GradientsNoTextureGM()

GradientsNoTextureGM::GradientsNoTextureGM ( bool  dither )

inline

Definition at line 97 of file gradients_no_texture.cpp.

                                      : fDither(dither) {
        this->setBGColor(0xFFDDDDDD);
    }

Member Function Documentation

getISize()

SkISize GradientsNoTextureGM::getISize ( )

inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 106 of file gradients_no_texture.cpp.

{ return SkISize::Make(640, 615); }

getName()

SkString GradientsNoTextureGM::getName ( ) const

inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 102 of file gradients_no_texture.cpp.

                                      {
        return SkString(fDither ? "gradients_no_texture" : "gradients_no_texture_nodither");
    }

onDraw()

void GradientsNoTextureGM::onDraw ( SkCanvas *  canvas )

inlineoverrideprotectedvirtual

Reimplemented from skiagm::GM.

Definition at line 108 of file gradients_no_texture.cpp.

                                           {
        constexpr SkPoint kPts[2] = { { 0, 0 },
                                         { SkIntToScalar(50), SkIntToScalar(50) } };
        constexpr SkTileMode kTM = SkTileMode::kClamp;
        SkRect kRect = { 0, 0, SkIntToScalar(50), SkIntToScalar(50) };
        SkPaint paint;
        paint.setAntiAlias(true);
        paint.setDither(fDither);
 
        canvas->translate(SkIntToScalar(20), SkIntToScalar(20));
        constexpr uint8_t kAlphas[] = { 0xff, 0x40 };
        for (size_t a = 0; a < std::size(kAlphas); ++a) {
            for (size_t i = 0; i < std::size(gGradData); ++i) {
                canvas->save();
                for (size_t j = 0; j < std::size(gGradMakers); ++j) {
                    paint.setShader(gGradMakers[j](kPts, gGradData[i], kTM));
                    paint.setAlpha(kAlphas[a]);
                    canvas->drawRect(kRect, paint);
                    canvas->translate(0, SkIntToScalar(kRect.height() + 20));
                }
                canvas->restore();
                canvas->translate(SkIntToScalar(kRect.width() + 20), 0);
            }
        }
    }

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

• third_party/skia/gm/gradients_no_texture.cpp