sksg::Transform Class Reference

#include <SkSGTransform.h>

Inheritance diagram for sksg::Transform:

Static Public Member Functions
static sk_sp< Transform >	MakeConcat (sk_sp< Transform > a, sk_sp< Transform > b)
static sk_sp< Transform >	MakeInverse (sk_sp< Transform > t)

Protected Member Functions
	Transform ()
virtual bool	is44 () const =0
virtual SkMatrix	asMatrix () const =0
virtual SkM44	asM44 () const =0
Protected Member Functions inherited from sksg::Node
	Node (uint32_t invalTraits)
	~Node () override
const SkRect &	bounds () const
bool	hasInval () const
virtual SkRect	onRevalidate (InvalidationController *, const SkMatrix &ctm)=0
void	observeInval (const sk_sp< Node > &)
void	unobserveInval (const sk_sp< Node > &)

Friends
class	TransformPriv

Additional Inherited Members
Public Member Functions inherited from sksg::Node
const SkRect &	revalidate (InvalidationController *, const SkMatrix &)
void	invalidate (bool damage=true)
Public Member Functions inherited from SkRefCntBase
	SkRefCntBase ()
virtual	~SkRefCntBase ()
bool	unique () const
void	ref () const
void	unref () const
Protected Types inherited from sksg::Node
enum	InvalTraits { kBubbleDamage_Trait = 1 << 0 , kOverrideDamage_Trait = 1 << 1 }

Detailed Description

Transformations base class.

Definition at line 31 of file SkSGTransform.h.

Constructor & Destructor Documentation

Transform()

sksg::Transform::Transform ( )

protected

Definition at line 144 of file SkSGTransform.cpp.

: INHERITED(kBubbleDamage_Trait) {}

Member Function Documentation

asM44()

virtual SkM44 sksg::Transform::asM44 ( ) const

protectedpure virtual

Implemented in sksg::Matrix< T >, sksg::Matrix< SkMatrix >, sksg::Matrix< SkM44 >, sksg::Matrix< T >, sksg::Matrix< SkMatrix >, sksg::Matrix< SkM44 >, sksg::Matrix< T >, sksg::Matrix< SkMatrix >, and sksg::Matrix< SkM44 >.

asMatrix()

virtual SkMatrix sksg::Transform::asMatrix ( ) const

protectedpure virtual

Implemented in sksg::Matrix< T >, sksg::Matrix< SkMatrix >, sksg::Matrix< SkM44 >, sksg::Matrix< T >, sksg::Matrix< SkMatrix >, sksg::Matrix< SkM44 >, sksg::Matrix< T >, sksg::Matrix< SkMatrix >, and sksg::Matrix< SkM44 >.

is44()

virtual bool sksg::Transform::is44 ( ) const

protectedpure virtual

Implemented in sksg::Matrix< T >, sksg::Matrix< SkMatrix >, and sksg::Matrix< SkM44 >.

MakeConcat()

sk_sp< Transform > sksg::Transform::MakeConcat ( sk_sp< Transform >  a, sk_sp< Transform >  b  )

static

Definition at line 146 of file SkSGTransform.cpp.

                                                                             {
    if (!a) {
        return b;
    }
 
    if (!b) {
        return a;
    }
 
    return TransformPriv::Is44(a) || TransformPriv::Is44(b)
        ? sk_sp<Transform>(new Concat<SkM44   >(std::move(a), std::move(b)))
        : sk_sp<Transform>(new Concat<SkMatrix>(std::move(a), std::move(b)));
}

MakeInverse()

sk_sp< Transform > sksg::Transform::MakeInverse ( sk_sp< Transform >  t )

static

Definition at line 160 of file SkSGTransform.cpp.

                                                          {
    if (!t) {
        return nullptr;
    }
 
    return TransformPriv::Is44(t)
        ? sk_sp<Transform>(new Inverse<SkM44   >(std::move(t)))
        : sk_sp<Transform>(new Inverse<SkMatrix>(std::move(t)));
}

Friends And Related Function Documentation

TransformPriv

friend class TransformPriv

friend

Definition at line 48 of file SkSGTransform.h.

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

• third_party/skia/modules/sksg/include/SkSGTransform.h
• third_party/skia/modules/sksg/src/SkSGTransform.cpp