2-D vector class. More...

#include <jet/vector2.h>

Public Member Functions
constexpr	Vector ()
	Constructs default vector (0, 0). More...

constexpr	Vector (T x_, T y_)
	Constructs vector with given parameters `x_` and `y_`. More...

template<typename U >
	Vector (const std::initializer_list< U > &lst)
	Constructs vector with initializer list. More...

constexpr	Vector (const Vector &v)
	Copy constructor. More...

void	set (T s)
	Set both x and y components to `s`. More...

void	set (T x, T y)
	Set x and y components with given parameters. More...

template<typename U >
void	set (const std::initializer_list< U > &lst)
	Set x and y components with given initializer list. More...

void	set (const Vector &pt)
	Set x and y with other vector `pt`. More...

void	setZero ()
	Set both x and y to zero. More...

void	normalize ()
	Normalizes this vector. More...

Vector	add (T v) const
	Computes this + (v, v). More...

Vector	add (const Vector &v) const
	Computes this + (v.x, v.y). More...

Vector	sub (T v) const
	Computes this - (v, v). More...

Vector	sub (const Vector &v) const
	Computes this - (v.x, v.y). More...

Vector	mul (T v) const
	Computes this * (v, v). More...

Vector	mul (const Vector &v) const
	Computes this * (v.x, v.y). More...

Vector	div (T v) const
	Computes this / (v, v). More...

Vector	div (const Vector &v) const
	Computes this / (v.x, v.y). More...

T	dot (const Vector &v) const
	Computes dot product. More...

T	cross (const Vector &v) const
	Comptues cross product. More...

Vector	rsub (T v) const
	Computes (v, v) - this. More...

Vector	rsub (const Vector &v) const
	Computes (v.x, v.y) - this. More...

Vector	rdiv (T v) const
	Computes (v, v) / this. More...

Vector	rdiv (const Vector &v) const
	Computes (v.x, v.y) / this. More...

T	rcross (const Vector &v) const
	Computes `v` cross this. More...

void	iadd (T v)
	Computes this += (v, v). More...

void	iadd (const Vector &v)
	Computes this += (v.x, v.y). More...

void	isub (T v)
	Computes this -= (v, v). More...

void	isub (const Vector &v)
	Computes this -= (v.x, v.y). More...

void	imul (T v)
	Computes this *= (v, v). More...

void	imul (const Vector &v)
	Computes this *= (v.x, v.y). More...

void	idiv (T v)
	Computes this /= (v, v). More...

void	idiv (const Vector &v)
	Computes this /= (v.x, v.y). More...

const T &	at (size_t i) const
	Returns const reference to the `i` -th element of the vector. More...

T &	at (size_t i)
	Returns reference to the `i` -th element of the vector. More...

T	sum () const
	Returns the sum of all the components (i.e. x + y). More...

T	avg () const
	Returns the average of all the components. More...

T	min () const
	Returns the minimum value among x and y. More...

T	max () const
	Returns the maximum value among x and y. More...

T	absmin () const
	Returns the absolute minimum value among x and y. More...

T	absmax () const
	Returns the absolute maximum value among x and y. More...

size_t	dominantAxis () const
	Returns the index of the dominant axis. More...

size_t	subminantAxis () const
	Returns the index of the subminant axis. More...

Vector	normalized () const
	Returns normalized vector. More...

T	length () const
	Returns the length of the vector. More...

T	lengthSquared () const
	Returns the squared length of the vector. More...

T	distanceTo (const Vector &other) const
	Returns the distance to the other vector. More...

T	distanceSquaredTo (const Vector &other) const
	Returns the squared distance to the other vector. More...

Vector	reflected (const Vector &normal) const
	Returns the reflection vector to the surface with given surface normal. More...

Vector	projected (const Vector &normal) const
	Returns the projected vector to the surface with given surface normal. More...

Vector	tangential () const
	Returns the tangential vector for this vector. More...

template<typename U >
Vector< U, 2 >	castTo () const
	Returns a vector with different value type. More...

bool	isEqual (const Vector &other) const
	Returns true if `other` is the same as this vector. More...

bool	isSimilar (const Vector &other, T epsilon=std::numeric_limits< T >::epsilon()) const
	Returns true if `other` is similar to this vector. More...

T &	operator[] (size_t i)
	Returns reference to the `i` -th element of the vector. More...

const T &	operator[] (size_t i) const
	Returns const reference to the `i` -th element of the vector. More...

template<typename U >
Vector &	operator= (const std::initializer_list< U > &lst)
	Set x and y components with given initializer list. More...

Vector &	operator= (const Vector &v)
	Set x and y with other vector `pt`. More...

Vector &	operator+= (T v)
	Computes this += (v, v) More...

Vector &	operator+= (const Vector &v)
	Computes this += (v.x, v.y) More...

Vector &	operator-= (T v)
	Computes this -= (v, v) More...

Vector &	operator-= (const Vector &v)
	Computes this -= (v.x, v.y) More...

Vector &	operator*= (T v)
	Computes this *= (v, v) More...

Vector &	operator*= (const Vector &v)
	Computes this *= (v.x, v.y) More...

Vector &	operator/= (T v)
	Computes this /= (v, v) More...

Vector &	operator/= (const Vector &v)
	Computes this /= (v.x, v.y) More...

bool	operator== (const Vector &v) const
	Returns true if `other` is the same as this vector. More...

bool	operator!= (const Vector &v) const
	Returns true if `other` is the not same as this vector. More...

Public Attributes
T	x
	X (or the first) component of the vector. More...

T	y
	Y (or the second) component of the vector. More...

Detailed Description

template<typename T>
class jet::Vector< T, 2 >

2-D vector class.

This class defines simple 2-D vector data.

Template Parameters

T	- Type of the element

Constructor & Destructor Documentation

◆ Vector() [1/4]

template<typename T >

constexpr jet::Vector< T, 2 >::Vector ( )

inlineconstexpr

Constructs default vector (0, 0).

◆ Vector() [2/4]

template<typename T >

constexpr jet::Vector< T, 2 >::Vector	(	T	x_,
		T	y_
	)

inlineconstexpr

Constructs vector with given parameters x_ and y_.

◆ Vector() [3/4]

template<typename T >

template<typename U >

jet::Vector< T, 2 >::Vector ( const std::initializer_list< U > & lst )

Constructs vector with initializer list.

◆ Vector() [4/4]

template<typename T >

constexpr jet::Vector< T, 2 >::Vector ( const Vector< T, 2 > & v )

inlineconstexpr

Copy constructor.

Member Function Documentation

◆ absmax()

template<typename T >

T jet::Vector< T, 2 >::absmax ( ) const

Returns the absolute maximum value among x and y.

◆ absmin()

template<typename T >

T jet::Vector< T, 2 >::absmin ( ) const

Returns the absolute minimum value among x and y.

◆ add() [1/2]

template<typename T >

Vector jet::Vector< T, 2 >::add ( const Vector< T, 2 > & v ) const

Computes this + (v.x, v.y).

◆ add() [2/2]

template<typename T >

Vector jet::Vector< T, 2 >::add ( T v ) const

Computes this + (v, v).

◆ at() [1/2]

template<typename T >

T& jet::Vector< T, 2 >::at ( size_t i )

Returns reference to the i -th element of the vector.

◆ at() [2/2]

template<typename T >

const T& jet::Vector< T, 2 >::at ( size_t i ) const

Returns const reference to the i -th element of the vector.

◆ avg()

template<typename T >

T jet::Vector< T, 2 >::avg ( ) const

Returns the average of all the components.

◆ castTo()

template<typename T >

template<typename U >

Vector<U, 2> jet::Vector< T, 2 >::castTo ( ) const

Returns a vector with different value type.

◆ cross()

template<typename T >

T jet::Vector< T, 2 >::cross ( const Vector< T, 2 > & v ) const

Comptues cross product.

◆ distanceSquaredTo()

template<typename T >

T jet::Vector< T, 2 >::distanceSquaredTo ( const Vector< T, 2 > & other ) const

Returns the squared distance to the other vector.

◆ distanceTo()

template<typename T >

T jet::Vector< T, 2 >::distanceTo ( const Vector< T, 2 > & other ) const

Returns the distance to the other vector.

◆ div() [1/2]

template<typename T >

Vector jet::Vector< T, 2 >::div ( const Vector< T, 2 > & v ) const

Computes this / (v.x, v.y).

◆ div() [2/2]

template<typename T >

Vector jet::Vector< T, 2 >::div ( T v ) const

Computes this / (v, v).

◆ dominantAxis()

template<typename T >

size_t jet::Vector< T, 2 >::dominantAxis ( ) const

Returns the index of the dominant axis.

◆ dot()

template<typename T >

T jet::Vector< T, 2 >::dot ( const Vector< T, 2 > & v ) const

Computes dot product.

◆ iadd() [1/2]

template<typename T >

void jet::Vector< T, 2 >::iadd ( const Vector< T, 2 > & v )

Computes this += (v.x, v.y).

◆ iadd() [2/2]

template<typename T >

void jet::Vector< T, 2 >::iadd ( T v )

Computes this += (v, v).

◆ idiv() [1/2]

template<typename T >

void jet::Vector< T, 2 >::idiv ( const Vector< T, 2 > & v )

Computes this /= (v.x, v.y).

◆ idiv() [2/2]

template<typename T >

void jet::Vector< T, 2 >::idiv ( T v )

Computes this /= (v, v).

◆ imul() [1/2]

template<typename T >

void jet::Vector< T, 2 >::imul ( const Vector< T, 2 > & v )

Computes this *= (v.x, v.y).

◆ imul() [2/2]

template<typename T >

void jet::Vector< T, 2 >::imul ( T v )

Computes this *= (v, v).

◆ isEqual()

template<typename T >

bool jet::Vector< T, 2 >::isEqual ( const Vector< T, 2 > & other ) const

Returns true if other is the same as this vector.

◆ isSimilar()

template<typename T >

bool jet::Vector< T, 2 >::isSimilar	(	const Vector< T, 2 > &	other,
		T	epsilon = `std::numeric_limits< T >::epsilon()`
	)		const

Returns true if other is similar to this vector.

◆ isub() [1/2]

template<typename T >

void jet::Vector< T, 2 >::isub ( const Vector< T, 2 > & v )

Computes this -= (v.x, v.y).

◆ isub() [2/2]

template<typename T >

void jet::Vector< T, 2 >::isub ( T v )

Computes this -= (v, v).

◆ length()

template<typename T >

T jet::Vector< T, 2 >::length ( ) const

Returns the length of the vector.

◆ lengthSquared()

template<typename T >

T jet::Vector< T, 2 >::lengthSquared ( ) const

Returns the squared length of the vector.

◆ max()

template<typename T >

T jet::Vector< T, 2 >::max ( ) const

Returns the maximum value among x and y.

◆ min()

template<typename T >

T jet::Vector< T, 2 >::min ( ) const

Returns the minimum value among x and y.

◆ mul() [1/2]

template<typename T >

Vector jet::Vector< T, 2 >::mul ( const Vector< T, 2 > & v ) const

Computes this * (v.x, v.y).

◆ mul() [2/2]

template<typename T >

Vector jet::Vector< T, 2 >::mul ( T v ) const

Computes this * (v, v).

◆ normalize()

template<typename T >

void jet::Vector< T, 2 >::normalize ( )

Normalizes this vector.

◆ normalized()

template<typename T >

Vector jet::Vector< T, 2 >::normalized ( ) const

Returns normalized vector.

◆ operator!=()

template<typename T >

bool jet::Vector< T, 2 >::operator!= ( const Vector< T, 2 > & v ) const

Returns true if other is the not same as this vector.

◆ operator*=() [1/2]

template<typename T >

Vector& jet::Vector< T, 2 >::operator*= ( const Vector< T, 2 > & v )

Computes this *= (v.x, v.y)

◆ operator*=() [2/2]

template<typename T >

Vector& jet::Vector< T, 2 >::operator*= ( T v )

Computes this *= (v, v)

◆ operator+=() [1/2]

template<typename T >

Vector& jet::Vector< T, 2 >::operator+= ( const Vector< T, 2 > & v )

Computes this += (v.x, v.y)

◆ operator+=() [2/2]

template<typename T >

Vector& jet::Vector< T, 2 >::operator+= ( T v )

Computes this += (v, v)

◆ operator-=() [1/2]

template<typename T >

Vector& jet::Vector< T, 2 >::operator-= ( const Vector< T, 2 > & v )

Computes this -= (v.x, v.y)

◆ operator-=() [2/2]

template<typename T >

Vector& jet::Vector< T, 2 >::operator-= ( T v )

Computes this -= (v, v)

◆ operator/=() [1/2]

template<typename T >

Vector& jet::Vector< T, 2 >::operator/= ( const Vector< T, 2 > & v )

Computes this /= (v.x, v.y)

◆ operator/=() [2/2]

template<typename T >

Vector& jet::Vector< T, 2 >::operator/= ( T v )

Computes this /= (v, v)

◆ operator=() [1/2]

template<typename T >

template<typename U >

Vector& jet::Vector< T, 2 >::operator= ( const std::initializer_list< U > & lst )

Set x and y components with given initializer list.

◆ operator=() [2/2]

template<typename T >

Vector& jet::Vector< T, 2 >::operator= ( const Vector< T, 2 > & v )

Set x and y with other vector pt.

◆ operator==()

template<typename T >

bool jet::Vector< T, 2 >::operator== ( const Vector< T, 2 > & v ) const

Returns true if other is the same as this vector.

◆ operator[]() [1/2]

template<typename T >

T& jet::Vector< T, 2 >::operator[] ( size_t i )

Returns reference to the i -th element of the vector.

◆ operator[]() [2/2]

template<typename T >

const T& jet::Vector< T, 2 >::operator[] ( size_t i ) const

Returns const reference to the i -th element of the vector.

◆ projected()

template<typename T >

Vector jet::Vector< T, 2 >::projected ( const Vector< T, 2 > & normal ) const

Returns the projected vector to the surface with given surface normal.

◆ rcross()

template<typename T >

T jet::Vector< T, 2 >::rcross ( const Vector< T, 2 > & v ) const

Computes v cross this.

◆ rdiv() [1/2]

template<typename T >

Vector jet::Vector< T, 2 >::rdiv ( const Vector< T, 2 > & v ) const

Computes (v.x, v.y) / this.

◆ rdiv() [2/2]

template<typename T >

Vector jet::Vector< T, 2 >::rdiv ( T v ) const

Computes (v, v) / this.

◆ reflected()

template<typename T >

Vector jet::Vector< T, 2 >::reflected ( const Vector< T, 2 > & normal ) const

Returns the reflection vector to the surface with given surface normal.

◆ rsub() [1/2]

template<typename T >

Vector jet::Vector< T, 2 >::rsub ( const Vector< T, 2 > & v ) const

Computes (v.x, v.y) - this.

◆ rsub() [2/2]

template<typename T >

Vector jet::Vector< T, 2 >::rsub ( T v ) const

Computes (v, v) - this.

◆ set() [1/4]

template<typename T >

template<typename U >

void jet::Vector< T, 2 >::set ( const std::initializer_list< U > & lst )

Set x and y components with given initializer list.

◆ set() [2/4]

template<typename T >

void jet::Vector< T, 2 >::set ( const Vector< T, 2 > & pt )

Set x and y with other vector pt.

◆ set() [3/4]

template<typename T >

void jet::Vector< T, 2 >::set ( T s )

Set both x and y components to s.

◆ set() [4/4]

template<typename T >

void jet::Vector< T, 2 >::set	(	T	x,
		T	y
	)

Set x and y components with given parameters.

◆ setZero()

template<typename T >

void jet::Vector< T, 2 >::setZero ( )

Set both x and y to zero.

◆ sub() [1/2]

template<typename T >

Vector jet::Vector< T, 2 >::sub ( const Vector< T, 2 > & v ) const

Computes this - (v.x, v.y).

◆ sub() [2/2]

template<typename T >

Vector jet::Vector< T, 2 >::sub ( T v ) const

Computes this - (v, v).

◆ subminantAxis()

template<typename T >

size_t jet::Vector< T, 2 >::subminantAxis ( ) const

Returns the index of the subminant axis.

◆ sum()

template<typename T >

T jet::Vector< T, 2 >::sum ( ) const

Returns the sum of all the components (i.e. x + y).

◆ tangential()

template<typename T >

Vector jet::Vector< T, 2 >::tangential ( ) const

Returns the tangential vector for this vector.

Member Data Documentation

◆ x

template<typename T >

T jet::Vector< T, 2 >::x

X (or the first) component of the vector.

◆ y

template<typename T >

T jet::Vector< T, 2 >::y

Y (or the second) component of the vector.

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

jet/vector2.h

Public Member Functions

Public Attributes

Detailed Description

template<typename T> class jet::Vector< T, 2 >

Constructor & Destructor Documentation

◆ Vector() [1/4]

◆ Vector() [2/4]

◆ Vector() [3/4]

◆ Vector() [4/4]

Member Function Documentation

◆ absmax()

◆ absmin()

◆ add() [1/2]

◆ add() [2/2]

◆ at() [1/2]

◆ at() [2/2]

◆ avg()

◆ castTo()

◆ cross()

◆ distanceSquaredTo()

◆ distanceTo()

◆ div() [1/2]

◆ div() [2/2]

◆ dominantAxis()

◆ dot()

◆ iadd() [1/2]

◆ iadd() [2/2]

◆ idiv() [1/2]

◆ idiv() [2/2]

◆ imul() [1/2]

◆ imul() [2/2]

◆ isEqual()

◆ isSimilar()

◆ isub() [1/2]

◆ isub() [2/2]

◆ length()

◆ lengthSquared()

◆ max()

◆ min()

◆ mul() [1/2]

◆ mul() [2/2]

◆ normalize()

◆ normalized()

◆ operator!=()

◆ operator*=() [1/2]

◆ operator*=() [2/2]

◆ operator+=() [1/2]

◆ operator+=() [2/2]

◆ operator-=() [1/2]

◆ operator-=() [2/2]

◆ operator/=() [1/2]

◆ operator/=() [2/2]

◆ operator=() [1/2]

◆ operator=() [2/2]

◆ operator==()

◆ operator[]() [1/2]

◆ operator[]() [2/2]

◆ projected()

◆ rcross()

◆ rdiv() [1/2]

◆ rdiv() [2/2]

◆ reflected()

◆ rsub() [1/2]

◆ rsub() [2/2]

◆ set() [1/4]

◆ set() [2/4]

◆ set() [3/4]

◆ set() [4/4]

◆ setZero()

◆ sub() [1/2]

◆ sub() [2/2]

◆ subminantAxis()

◆ sum()

◆ tangential()

Member Data Documentation

◆ x

◆ y

template<typename T>
class jet::Vector< T, 2 >