Inheritance diagram for UnsharpRT:

Public Member Functions
	UnsharpRT ()

void	onOnceBeforeDraw () override

void	onDraw (SkCanvas *canvas) override

Public Member Functions inherited from RuntimeShaderGM
	RuntimeShaderGM (const char name, SkISize size, const char sksl, uint32_t flags=0)

bool	runAsBench () const override

SkString	getName () const override

SkISize	getISize () override

bool	onAnimate (double nanos) override

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)

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

Public Attributes
sk_sp< SkImage >	fMandrill

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	onGetControls (SkMetaData *)

virtual void	onSetControls (const SkMetaData &)

GraphiteTestContext *	graphiteTestContext () const

Protected Attributes inherited from RuntimeShaderGM
SkString	fName

SkISize	fSize

uint32_t	fFlags

float	fSecs = 0.0f

SkString	fSkSL

sk_sp< SkRuntimeEffect >	fEffect

Detailed Description

Definition at line 232 of file runtimeshader.cpp.

Constructor & Destructor Documentation

◆ UnsharpRT()

UnsharpRT::UnsharpRT ( )

inline

Definition at line 234 of file runtimeshader.cpp.

                : RuntimeShaderGM("unsharp_rt", {512, 256}, R"(
        uniform shader child;
        half4 main(float2 xy) {
            half4 c = child.eval(xy) * 5;
            c -= child.eval(xy + float2( 1,  0));
            c -= child.eval(xy + float2(-1,  0));
            c -= child.eval(xy + float2( 0,  1));
            c -= child.eval(xy + float2( 0, -1));
            return c;
        }
    )") {}

Member Function Documentation

◆ onDraw()

void UnsharpRT::onDraw ( SkCanvas * canvas )

inlineoverridevirtual

Reimplemented from skiagm::GM.

Definition at line 253 of file runtimeshader.cpp.

                                           {
        // First we draw the unmodified image
        canvas->drawImage(fMandrill,      0,   0);
 
        // Now draw the image with our unsharp mask applied
        SkRuntimeShaderBuilder builder(fEffect);
        const SkSamplingOptions sampling(SkFilterMode::kNearest);
        builder.child("child") = fMandrill->makeShader(sampling);
 
        SkPaint paint;
        paint.setShader(builder.makeShader());
        canvas->translate(256, 0);
        canvas->drawRect({ 0, 0, 256, 256 }, paint);
    }

◆ onOnceBeforeDraw()

void UnsharpRT::onOnceBeforeDraw ( )

inlineoverridevirtual

Reimplemented from RuntimeShaderGM.

Definition at line 248 of file runtimeshader.cpp.

                                     {
        fMandrill = ToolUtils::GetResourceAsImage("images/mandrill_256.png");
        this->RuntimeShaderGM::onOnceBeforeDraw();
    }

Member Data Documentation

◆ fMandrill

sk_sp<SkImage> UnsharpRT::fMandrill

Definition at line 246 of file runtimeshader.cpp.

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

third_party/skia/gm/runtimeshader.cpp

Public Member Functions

Public Attributes

Additional Inherited Members