Math::quat Class Reference

#include <quat.h>

Detailed Description

A quaternion is usually used to represent an orientation in 3D space.

Copyright

(C) 2020 Individual contributors, see AUTHORS file

Inherited by Game::Orientation.

Public Member Functions
	quat ()
	default constructor
	quat (quat const &)=default
	default copy constructor
	quat (scalar x, scalar y, scalar z, scalar w)
	construct from components
	quat (const vec4 &rhs)
	construct from vec4
	quat (const __m128 &rhs)
	construct from __m128
void	operator= (const __m128 &rhs)
	assign __m128
bool	operator== (const quat &rhs) const
	equality operator
bool	operator!= (const quat &rhs) const
	inequality operator
void	load (const scalar *ptr)
	load content from 16-byte-aligned memory
void	loadu (const scalar *ptr)
	load content from unaligned memory
void	store (scalar *ptr) const
	write content to 16-byte-aligned memory through the write cache
void	storeu (scalar *ptr) const
	write content to unaligned memory through the write cache
void	stream (scalar *ptr) const
	stream content to 16-byte-aligned memory circumventing the write-cache
vec3	x_axis () const
	get the x axis of the cartesian coordinate system that this quaternion represents
vec3	y_axis () const
	get the y axis of the cartesian coordinate system that this quaternion represents
vec3	z_axis () const
	get the z axis of the cartesian coordinate system that this quaternion represents
void	set (scalar x, scalar y, scalar z, scalar w)
	set content
void	set (vec4 const &f4)
	set from vec4

Public Attributes
union {
struct {
float   x
float   y
float   z
float   w
}
float   v [4]
__m128   vec
};

Friends
struct	mat4

Constructor & Destructor Documentation

quat() [1/5]

__forceinline Math::quat::quat

(

)

default constructor

quat() [2/5]

Math::quat::quat ( quat const & )

default

default copy constructor

quat() [3/5]

__forceinline Math::quat::quat	(	scalar	x,
		scalar	y,
		scalar	z,
		scalar	w )

construct from components

quat() [4/5]

__forceinline Math::quat::quat

(

const vec4 &

rhs

)

construct from vec4

quat() [5/5]

__forceinline Math::quat::quat

(

const __m128 &

rhs

)

construct from __m128

Member Function Documentation

load()

__forceinline void Math::quat::load

(

const scalar *

ptr

)

load content from 16-byte-aligned memory

Load 4 floats from 16-byte-aligned memory.

loadu()

__forceinline void Math::quat::loadu

(

const scalar *

ptr

)

load content from unaligned memory

Load 4 floats from unaligned memory.

operator!=()

__forceinline bool Math::quat::operator!=

(

const quat &

rhs

)

const

inequality operator

operator=()

__forceinline void Math::quat::operator=

(

const __m128 &

rhs

)

assign __m128

operator==()

__forceinline bool Math::quat::operator==

(

const quat &

rhs

)

const

equality operator

set() [1/2]

__forceinline void Math::quat::set	(	scalar	x,
		scalar	y,
		scalar	z,
		scalar	w )

set content

set() [2/2]

__forceinline void Math::quat::set

(

vec4 const &

f4

)

set from vec4

store()

__forceinline void Math::quat::store

(

scalar *

ptr

)

const

write content to 16-byte-aligned memory through the write cache

Store to 16-byte-aligned float pointer.

storeu()

__forceinline void Math::quat::storeu

(

scalar *

ptr

)

const

write content to unaligned memory through the write cache

Store to non-aligned float pointer.

stream()

__forceinline void Math::quat::stream

(

scalar *

ptr

)

const

stream content to 16-byte-aligned memory circumventing the write-cache

x_axis()

__forceinline vec3 Math::quat::x_axis

(

)

const

get the x axis of the cartesian coordinate system that this quaternion represents

y_axis()

__forceinline vec3 Math::quat::y_axis

(

)

const

get the y axis of the cartesian coordinate system that this quaternion represents

z_axis()

__forceinline vec3 Math::quat::z_axis

(

)

const

get the z axis of the cartesian coordinate system that this quaternion represents

Friends And Related Symbol Documentation

mat4

friend struct mat4

friend

Member Data Documentation

[union]

union { ... } Math::quat

v

float Math::quat::v[4]

vec

__m128 Math::quat::vec

w

float Math::quat::w

x

float Math::quat::x

y

float Math::quat::y

z

float Math::quat::z

---

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

• /github/workspace/code/foundation/math/quat.h