SkSVGFeDistantLight Class Reference

#include <SkSVGFeLightSource.h>

Inheritance diagram for SkSVGFeDistantLight:

Public Member Functions
SkPoint3	computeDirection () const
Public Member Functions inherited from SkSVGFeLightSource
void	appendChild (sk_sp< SkSVGNode >) final
Public Member Functions inherited from SkSVGTransformableNode
void	setTransform (const SkSVGTransformType &t)
Public Member Functions inherited from SkSVGNode
	~SkSVGNode () override
SkSVGTag	tag () const
void	render (const SkSVGRenderContext &) const
bool	asPaint (const SkSVGRenderContext &, SkPaint *) const
SkPath	asPath (const SkSVGRenderContext &) const
SkRect	objectBoundingBox (const SkSVGRenderContext &) const
void	setAttribute (SkSVGAttribute, const SkSVGValue &)
bool	setAttribute (const char *attributeName, const char *attributeValue)
Public Member Functions inherited from SkRefCntBase
	SkRefCntBase ()
virtual	~SkRefCntBase ()
bool	unique () const
void	ref () const
void	unref () const

Static Public Member Functions
static sk_sp< SkSVGFeDistantLight >	Make ()

Private Member Functions
bool	parseAndSetAttribute (const char *, const char *) override

Additional Inherited Members
Protected Member Functions inherited from SkSVGFeLightSource
	SkSVGFeLightSource (SkSVGTag tag)
Protected Member Functions inherited from SkSVGHiddenContainer
	SkSVGHiddenContainer (SkSVGTag t)
void	onRender (const SkSVGRenderContext &) const final
Protected Member Functions inherited from SkSVGContainer
	SkSVGContainer (SkSVGTag)
SkPath	onAsPath (const SkSVGRenderContext &) const override
SkRect	onObjectBoundingBox (const SkSVGRenderContext &) const override
bool	hasChildren () const final
Protected Member Functions inherited from SkSVGTransformableNode
	SkSVGTransformableNode (SkSVGTag)
bool	onPrepareToRender (SkSVGRenderContext *) const override
void	onSetAttribute (SkSVGAttribute, const SkSVGValue &) override
void	mapToParent (SkPath *) const
void	mapToParent (SkRect *) const
Protected Member Functions inherited from SkSVGNode
	SkSVGNode (SkSVGTag)
virtual bool	onAsPaint (const SkSVGRenderContext &, SkPaint *) const
Static Protected Member Functions inherited from SkSVGNode
static SkMatrix	ComputeViewboxMatrix (const SkRect &, const SkRect &, SkSVGPreserveAspectRatio)
Protected Attributes inherited from SkSVGContainer
skia_private::STArray< 1, sk_sp< SkSVGNode >, true >	fChildren

Detailed Description

Definition at line 28 of file SkSVGFeLightSource.h.

Member Function Documentation

computeDirection()

SkPoint3 SkSVGFeDistantLight::computeDirection

(

)

const

Definition at line 12 of file SkSVGFeLightSource.cpp.

                                                     {
    // Computing direction from azimuth+elevation is two 3D rotations:
    //  - Rotate [1,0,0] about y axis first (elevation)
    //  - Rotate result about z axis (azimuth)
    // Which is just the first column vector in the 3x3 matrix Rz*Ry.
    const float azimuthRad = SkDegreesToRadians(fAzimuth);
    const float elevationRad = SkDegreesToRadians(fElevation);
    const float sinAzimuth = sinf(azimuthRad), cosAzimuth = cosf(azimuthRad);
    const float sinElevation = sinf(elevationRad), cosElevation = cosf(elevationRad);
    return SkPoint3::Make(cosAzimuth * cosElevation, sinAzimuth * cosElevation, sinElevation);
}

Make()

static sk_sp< SkSVGFeDistantLight > SkSVGFeDistantLight::Make ( )

inlinestatic

Definition at line 30 of file SkSVGFeLightSource.h.

                                             {
        return sk_sp<SkSVGFeDistantLight>(new SkSVGFeDistantLight());
    }

parseAndSetAttribute()

bool SkSVGFeDistantLight::parseAndSetAttribute ( const char *  n, const char *  v  )

overrideprivatevirtual

Reimplemented from SkSVGNode.

Definition at line 24 of file SkSVGFeLightSource.cpp.

                                                                           {
    return INHERITED::parseAndSetAttribute(n, v) ||
           this->setAzimuth(SkSVGAttributeParser::parse<SkSVGNumberType>("azimuth", n, v)) ||
           this->setElevation(SkSVGAttributeParser::parse<SkSVGNumberType>("elevation", n, v));
}

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

• third_party/skia/modules/svg/include/SkSVGFeLightSource.h
• third_party/skia/modules/svg/src/SkSVGFeLightSource.cpp