nc::Vec2 Class Reference

Holds a 2D vector. More...

#include <Vec2.hpp>

Public Member Functions
constexpr	Vec2 ()=default
	Vec2 (const NdArray< double > &ndArray)
	Vec2 (const std::initializer_list< double > &inList)
constexpr	Vec2 (double inX, double inY) noexcept
double	angle (const Vec2 &otherVec) const noexcept
Vec2	clampMagnitude (double maxLength) const noexcept
double	distance (const Vec2 &otherVec) const noexcept
double	dot (const Vec2 &otherVec) const noexcept
Vec2	lerp (const Vec2 &otherVec, double t) const noexcept
double	norm () const noexcept
Vec2	normalize () const noexcept
bool	operator!= (const Vec2 &rhs) const noexcept
Vec2 &	operator*= (double scalar) noexcept
Vec2 &	operator+= (const Vec2 &rhs) noexcept
Vec2 &	operator+= (double scalar) noexcept
Vec2 &	operator-= (const Vec2 &rhs) noexcept
Vec2 &	operator-= (double scalar) noexcept
Vec2 &	operator/= (double scalar) noexcept
bool	operator== (const Vec2 &rhs) const noexcept
Vec2	project (const Vec2 &otherVec) const noexcept
NdArray< double >	toNdArray () const
std::string	toString () const

Static Public Member Functions
static constexpr Vec2	down () noexcept
static constexpr Vec2	left () noexcept
static constexpr Vec2	right () noexcept
static constexpr Vec2	up () noexcept

Data Fields
double	x { 0. }
double	y { 0. }

Detailed Description

Holds a 2D vector.

Constructor & Destructor Documentation

Vec2() [1/4]

constexpr nc::Vec2::Vec2 ( )

constexprdefault

Default Constructor

Vec2() [2/4]

constexpr nc::Vec2::Vec2 ( double  inX, double  inY  )

inlineconstexprnoexcept

Constructor

Parameters

inX	the x component
inY	the y component

Vec2() [3/4]

nc::Vec2::Vec2 ( const std::initializer_list< double > &  inList )

inline

Constructor

Parameters

inList

Vec2() [4/4]

nc::Vec2::Vec2 ( const NdArray< double > &  ndArray )

inline

Constructor

Parameters

ndArray

Member Function Documentation

angle()

double nc::Vec2::angle ( const Vec2 &  otherVec ) const

inlinenoexcept

Returns the angle between the two vectors

Parameters

otherVec

Returns

the angle in radians

clampMagnitude()

Vec2 nc::Vec2::clampMagnitude ( double  maxLength ) const

inlinenoexcept

Returns a copy of the vector with its magnitude clamped to maxLength

Parameters

maxLength

Returns

Vec2

distance()

double nc::Vec2::distance ( const Vec2 &  otherVec ) const

inlinenoexcept

Returns the distance between the two vectors

Parameters

otherVec

Returns

the distance (equivalent to (a - b).norm()

dot()

double nc::Vec2::dot ( const Vec2 &  otherVec ) const

inlinenoexcept

Returns the dot product of the two vectors

Parameters

otherVec

Returns

the dot product

down()

static constexpr Vec2 nc::Vec2::down ( )

inlinestaticconstexprnoexcept

Returns the unit vector [0, -1]

Returns

Vec2

left()

static constexpr Vec2 nc::Vec2::left ( )

inlinestaticconstexprnoexcept

Returns the unit vector [-1, 0]

Returns

Vec2

lerp()

Vec2 nc::Vec2::lerp ( const Vec2 &  otherVec, double  t  ) const

inlinenoexcept

Linearly interpolates between two vectors

Parameters

otherVec
t	the amount to interpolate by (clamped from [0, 1]);

Returns

Vec2

norm()

double nc::Vec2::norm ( ) const

inlinenoexcept

Returns the magnitude of the vector

Returns

magnitude of the vector

normalize()

Vec2 nc::Vec2::normalize ( ) const

inlinenoexcept

Returns a new normalized Vec2

Returns

Vec2

operator!=()

bool nc::Vec2::operator!= ( const Vec2 &  rhs ) const

inlinenoexcept

Not Equality operator

Parameters

rhs

Returns

bool

operator*=()

Vec2 & nc::Vec2::operator*= ( double  scalar )

inlinenoexcept

Scalar mulitplication

Parameters

scalar

Returns

Vec2

operator+=() [1/2]

Vec2 & nc::Vec2::operator+= ( const Vec2 &  rhs )

inlinenoexcept

Adds the two vectors

Parameters

rhs

Returns

Vec2

operator+=() [2/2]

Vec2 & nc::Vec2::operator+= ( double  scalar )

inlinenoexcept

Adds the scalar to the vector

Parameters

scalar

Returns

Vec2

operator-=() [1/2]

Vec2 & nc::Vec2::operator-= ( const Vec2 &  rhs )

inlinenoexcept

Subtracts the two vectors

Parameters

rhs

Returns

Vec2

operator-=() [2/2]

Vec2 & nc::Vec2::operator-= ( double  scalar )

inlinenoexcept

Subtracts the scalar from the vector

Parameters

scalar

Returns

Vec2

operator/=()

Vec2 & nc::Vec2::operator/= ( double  scalar )

inlinenoexcept

Scalar division

Parameters

scalar

Returns

Vec2

operator==()

bool nc::Vec2::operator== ( const Vec2 &  rhs ) const

inlinenoexcept

Equality operator

Parameters

rhs

Returns

bool

project()

Vec2 nc::Vec2::project ( const Vec2 &  otherVec ) const

inlinenoexcept

Projects the vector onto the input vector

Parameters

otherVec

Returns

Vec2

right()

static constexpr Vec2 nc::Vec2::right ( )

inlinestaticconstexprnoexcept

Returns the unit vector [1, 0]

Returns

Vec2

toNdArray()

NdArray< double > nc::Vec2::toNdArray ( ) const

inline

Returns the Vec2 as an NdArray

Returns

NdArray

toString()

std::string nc::Vec2::toString ( ) const

inline

Returns the Vec2 as a string

Returns

std::string

up()

static constexpr Vec2 nc::Vec2::up ( )

inlinestaticconstexprnoexcept

Returns the unit vector [0, 1]

Returns

Vec2

Field Documentation

x

double nc::Vec2::x { 0. }

y

double nc::Vec2::y { 0. }

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

• Vec2.hpp