SkDVector Struct Reference

#include <SkPathOpsPoint.h>

Public Member Functions
SkDVector &	set (const SkVector &pt)
void	operator+= (const SkDVector &v)
void	operator-= (const SkDVector &v)
void	operator/= (const double s)
void	operator*= (const double s)
SkVector	asSkVector () const
double	cross (const SkDVector &a) const
double	crossCheck (const SkDVector &a) const
double	crossNoNormalCheck (const SkDVector &a) const
double	dot (const SkDVector &a) const
double	length () const
double	lengthSquared () const
SkDVector &	normalize ()
bool	isFinite () const

Public Attributes
double	fX
double	fY

Detailed Description

Definition at line 19 of file SkPathOpsPoint.h.

Member Function Documentation

asSkVector()

SkVector SkDVector::asSkVector ( ) const

inline

Definition at line 53 of file SkPathOpsPoint.h.

                                {
        SkVector v = {SkDoubleToScalar(fX), SkDoubleToScalar(fY)};
        return v;
    }

cross()

double SkDVector::cross ( const SkDVector &  a ) const

inline

Definition at line 59 of file SkPathOpsPoint.h.

                                           {
        return fX * a.fY - fY * a.fX;
    }

crossCheck()

double SkDVector::crossCheck ( const SkDVector &  a ) const

inline

Definition at line 65 of file SkPathOpsPoint.h.

                                                {
        double xy = fX * a.fY;
        double yx = fY * a.fX;
        return AlmostEqualUlps(xy, yx) ? 0 : xy - yx;
    }

crossNoNormalCheck()

double SkDVector::crossNoNormalCheck ( const SkDVector &  a ) const

inline

Definition at line 72 of file SkPathOpsPoint.h.

                                                        {
        double xy = fX * a.fY;
        double yx = fY * a.fX;
        return AlmostEqualUlpsNoNormalCheck(xy, yx) ? 0 : xy - yx;
    }

dot()

double SkDVector::dot ( const SkDVector &  a ) const

inline

Definition at line 78 of file SkPathOpsPoint.h.

                                         {
        return fX * a.fX + fY * a.fY;
    }

isFinite()

bool SkDVector::isFinite ( ) const

inline

Definition at line 97 of file SkPathOpsPoint.h.

                          {
        return SkIsFinite(fX, fY);
    }

length()

double SkDVector::length ( ) const

inline

Definition at line 82 of file SkPathOpsPoint.h.

                          {
        return sqrt(lengthSquared());
    }

lengthSquared()

double SkDVector::lengthSquared ( ) const

inline

Definition at line 86 of file SkPathOpsPoint.h.

                                 {
        return fX * fX + fY * fY;
    }

normalize()

SkDVector & SkDVector::normalize ( )

inline

Definition at line 90 of file SkPathOpsPoint.h.

                           {
        double inverseLength = sk_ieee_double_divide(1, this->length());
        fX *= inverseLength;
        fY *= inverseLength;
        return *this;
    }

operator*=()

void SkDVector::operator*= ( const double  s )

inline

Definition at line 48 of file SkPathOpsPoint.h.

                                    {
        fX *= s;
        fY *= s;
    }

operator+=()

void SkDVector::operator+= ( const SkDVector &  v )

inline

Definition at line 30 of file SkPathOpsPoint.h.

                                        {
        fX += v.fX;
        fY += v.fY;
    }

operator-=()

void SkDVector::operator-= ( const SkDVector &  v )

inline

Definition at line 36 of file SkPathOpsPoint.h.

                                        {
        fX -= v.fX;
        fY -= v.fY;
    }

operator/=()

void SkDVector::operator/= ( const double  s )

inline

Definition at line 42 of file SkPathOpsPoint.h.

                                    {
        fX /= s;
        fY /= s;
    }

set()

SkDVector & SkDVector::set ( const SkVector &  pt )

inline

Definition at line 23 of file SkPathOpsPoint.h.

                                       {
        fX = pt.fX;
        fY = pt.fY;
        return *this;
    }

Member Data Documentation

fX

double SkDVector::fX

Definition at line 20 of file SkPathOpsPoint.h.

fY

double SkDVector::fY

Definition at line 21 of file SkPathOpsPoint.h.

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

• third_party/skia/src/pathops/SkPathOpsPoint.h