Quaternion Class Reference

QQuaternion subclass adding string serialization helpers. More...

#include <quaternion.h>

Inheritance diagram for Quaternion:

Collaboration diagram for Quaternion:

Public Member Functions
constexpr	Quaternion () noexcept
	Default constructor — identity quaternion.
	Quaternion (Qt::Initialization initialization) noexcept
	Construct with explicit initialization.
constexpr	Quaternion (float scalar, float xpos, float ypos, float zpos) noexcept
	Construct from scalar and vector components.
constexpr	Quaternion (float scalar, const QVector3D &vector) noexcept
	Construct from a scalar and a 3D vector.
constexpr	Quaternion (const QVector4D &vector) noexcept
	Construct from a 4D vector.
QString	toString () const
	Format this quaternion as a comma-separated string.

Static Public Member Functions
static Quaternion	fromString (const QString &value)
	Parse a quaternion from a comma-separated string.

Detailed Description

QQuaternion subclass adding string serialization helpers.

Quaternion forwards all QQuaternion constructors and adds toString() for human-readable output and fromString() for round-trip parsing.

Definition at line 12 of file quaternion.h.

Constructor & Destructor Documentation

Quaternion() [1/5]

constexpr Quaternion::Quaternion ( )

inlineconstexprnoexcept

Default constructor — identity quaternion.

Definition at line 16 of file quaternion.h.

Quaternion() [2/5]

Quaternion::Quaternion ( Qt::Initialization  initialization )

inlineexplicitnoexcept

Construct with explicit initialization.

Parameters

initialization

Qt initialization flag

Definition at line 22 of file quaternion.h.

Quaternion() [3/5]

constexpr Quaternion::Quaternion ( float  scalar, float  xpos, float  ypos, float  zpos  )

inlineconstexprnoexcept

Construct from scalar and vector components.

Parameters

scalar	Scalar (w) component
xpos	X component
ypos	Y component
zpos	Z component

Definition at line 31 of file quaternion.h.

Quaternion() [4/5]

constexpr Quaternion::Quaternion ( float  scalar, const QVector3D &  vector  )

inlineconstexprnoexcept

Construct from a scalar and a 3D vector.

Parameters

scalar	Scalar (w) component
vector	3D vector (x, y, z)

Definition at line 39 of file quaternion.h.

Quaternion() [5/5]

constexpr Quaternion::Quaternion ( const QVector4D &  vector )

inlineexplicitconstexprnoexcept

Construct from a 4D vector.

Parameters

vector

4D vector (x, y, z, w)

Definition at line 47 of file quaternion.h.

Member Function Documentation

fromString()

static Quaternion Quaternion::fromString ( const QString &  value )

static

Parse a quaternion from a comma-separated string.

Parameters

value

String of the form "x, y, z, scalar"

Returns

Parsed Quaternion

toString()

QString Quaternion::toString ( ) const

inline

Format this quaternion as a comma-separated string.

Returns

String of the form "x, y, z, scalar"

Definition at line 55 of file quaternion.h.

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

• include/Kanoop/gui/quaternion.h