Class Rotation

Definition

Namespace:: Tizen.NUI

Assembly:: Tizen.NUI.dll

The Rotation class represents a rotation of a UI Component.

public class Rotation : Disposable

Inheritance: object

Disposable

Rotation

Constructors

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Rotation()

The default constructor of Rotation class.

Declaration

public Rotation()

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Rotation(Radian, Radian, Radian)

The constructor of Rotation from Euler angles.

Declaration

public Rotation(Radian pitch, Radian yaw, Radian roll)

Parameters

Type	Name	Description
Radian	pitch	Pitch value as Radian.
Radian	yaw	Yaw value as Radian
Radian	roll	Roll value as Radian

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Rotation(Radian, Vector3)

The constructor from an axis and angle.

Declaration

public Rotation(Radian angle, Vector3 axis)

Parameters

Type	Name	Description
Radian	angle	The angle around the axis.
Vector3	axis	The vector of the axis.

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Rotation(Rotation)

The copy constructor.

Declaration

public Rotation(Rotation rotation)

Parameters

Type	Name	Description
Rotation	rotation	The Rotation to copy from.

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Rotation(Vector3, Vector3)

The constructor of Rotation which describes minimum rotation to align v0 with v1.

Declaration

public Rotation(Vector3 v0, Vector3 v1)

Parameters

Type	Name	Description
Vector3	v0	The first normalized vector.
Vector3	v1	The second normalized vector.

Remarks

v0 and v1 should be normalized.

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Rotation(Vector4)

The constructor of Rotation from Quaternion Vector4.

Declaration

public Rotation(Vector4 vector)

Parameters

Type	Name	Description
Vector4	vector	Quaternion vector for Rotation.

Properties

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IDENTITY

The identity rotation, which represents no rotation. Actual value is (0.0f,0.0f,0.0f,1.0f).

Declaration

public static Rotation IDENTITY { get; }

Property Value

Type	Description
Rotation

Methods

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AngleBetween(Rotation, Rotation)

Returns the shortest angle between two rotations in radians.

Declaration

public static float AngleBetween(Rotation q1, Rotation q2)

Parameters

Type	Name	Description
Rotation	q1	The first rotation.
Rotation	q2	The second rotation.

Returns

Type	Description
float	The angle between the two rotation.

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Conjugate()

Conjugates this rotation. This method computes the conjugate of the current rotation.

Declaration

public void Conjugate()

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Dot(Rotation, Rotation)

Returns the dot product of two rotations.

Declaration

public static float Dot(Rotation q1, Rotation q2)

Parameters

Type	Name	Description
Rotation	q1	The first rotation.
Rotation	q2	The second rotation.

Returns

Type	Description
float	The dot product of the two rotations.

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Exp()

Performs an exponent.

Declaration

public Rotation Exp()

Returns

Type	Description
Rotation	The rotation representing the exponent.

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GetAxisAngle(Vector3, Radian)

Converts the quaternion to an axis or angle pair.

Declaration

public bool GetAxisAngle(Vector3 axis, Radian angle)

Parameters

Type	Name	Description
Vector3	axis	The result of an axis.
Radian	angle	The result of angle in radians.

Returns

Type	Description
bool	True if converted correctly.

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GetEulerAngle(Radian, Radian, Radian)

Get the Euler angles from this quaternion.

Declaration

public void GetEulerAngle(Radian pitch, Radian yaw, Radian roll)

Parameters

Type	Name	Description
Radian	pitch	The result of pitch value as Radian.
Radian	yaw	The result of yaw value as Radian
Radian	roll	The result of roll value as Radian

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Inverse(Rotation)

Returns a new rotation that is the inverse of the specified rotation. The original rotation remains unchanged.

Declaration

public static Rotation Inverse(Rotation rotation)

Parameters

Type	Name	Description
Rotation	rotation	The rotation to invert.

Returns

Type	Description
Rotation	A new Rotation representing the inverse.

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Invert()

Inverts this rotation. This method computes the invert of the current rotation.

Declaration

public void Invert()

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IsIdentity()

Helper to check if this is an identity quaternion.

Declaration

public bool IsIdentity()

Returns

Type	Description
bool	True if this is identity quaternion.

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Length()

Returns the length of the rotation.

Declaration

public float Length()

Returns

Type	Description
float	The length of the rotation.

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LengthSquared()

Returns the squared length of the rotation.

Declaration

public float LengthSquared()

Returns

Type	Description
float	The squared length of the rotation.

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Lerp(Rotation, Rotation, float)

The linear interpolation (using a straight line between the two rotations).

Declaration

public static Rotation Lerp(Rotation q1, Rotation q2, float t)

Parameters

Type	Name	Description
Rotation	q1	The start rotation.
Rotation	q2	The end rotation.
float	t	A progress value between 0 and 1.

Returns

Type	Description
Rotation	The interpolated rotation.

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Log()

Performs the logarithm of a rotation.

Declaration

public Rotation Log()

Returns

Type	Description
Rotation	The rotation representing the logarithm.

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Normalize()

Normalizes this to unit length.

Declaration

public void Normalize()

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Normalize(Rotation)

Returns a new rotation that is the normalized version of the specified rotation. The original rotation remains unchanged.

Declaration

public static Rotation Normalize(Rotation rotation)

Parameters

Type	Name	Description
Rotation	rotation	The rotation to normalize.

Returns

Type	Description
Rotation	A new Rotation with a magnitude of 1.

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Normalized()

Normalized.

Declaration

public Rotation Normalized()

Returns

Type	Description
Rotation	A normalized version of this rotation.

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ReleaseSwigCPtr(HandleRef)

Declaration

protected override void ReleaseSwigCPtr(System.Runtime.InteropServices.HandleRef swigCPtr)

Parameters

Type	Name	Description
System.Runtime.InteropServices.HandleRef	swigCPtr

Overrides

Disposable.ReleaseSwigCPtr(System.Runtime.InteropServices.HandleRef)

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Rotate(Vector3)

Rotate a vector3 with the Rotation. For example, if this Rotation has (0, 1, 0) rotation axis and Math.PI radian angle and the input vector is (1, 0, 0), this Rotation method returns (-1, 0, 0) that is rotated along Y axis amount of Math.PI.

Declaration

public Vector3 Rotate(Vector3 vector)

Parameters

Type	Name	Description
Vector3	vector	The vector of vector3 to be rotated with this Rotation

Returns

Type	Description
Vector3	Vector3 that is the rotation result of this rotation.

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Rotate(Vector4)

Rotate a vector4 with the Rotation. For example, if this Rotation has (0, 1, 0) rotation axis and Math.PI radian angle and the input vector is (1, 0, 0, 0), this Rotation method returns (-1, 0, 0, 0) that is rotated along Y axis amount of Math.PI.

Declaration

public Vector4 Rotate(Vector4 vector)

Parameters

Type	Name	Description
Vector4	vector	The vector of vector4 to be rotated with this Rotation

Returns

Type	Description
Vector4	Vector4 that is the rotation result of this rotation.

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SetEulerAngle(Radian, Radian, Radian)

Set the quaternion from Euler angles.

Declaration

public void SetEulerAngle(Radian pitch, Radian yaw, Radian roll)

Parameters

Type	Name	Description
Radian	pitch	Pitch value as Radian.
Radian	yaw	Yaw value as Radian
Radian	roll	Roll value as Radian

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Slerp(Rotation, Rotation, float)

The spherical linear interpolation (using the shortest arc of a great circle between the two rotations).

Declaration

public static Rotation Slerp(Rotation q1, Rotation q2, float progress)

Parameters

Type	Name	Description
Rotation	q1	The start rotation.
Rotation	q2	The end rotation.
float	progress	A progress value between 0 and 1.

Returns

Type	Description
Rotation	The interpolated rotation.

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SlerpNoInvert(Rotation, Rotation, float)

This version of slerp, used by squad, does not check for theta > 90.

Declaration

public static Rotation SlerpNoInvert(Rotation q1, Rotation q2, float t)

Parameters

Type	Name	Description
Rotation	q1	The start rotation.
Rotation	q2	The end rotation.
float	t	A progress value between 0 and 1.

Returns

Type	Description
Rotation	The interpolated rotation.

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Squad(Rotation, Rotation, Rotation, Rotation, float)

The spherical cubic interpolation.

Declaration

public static Rotation Squad(Rotation start, Rotation end, Rotation ctrl1, Rotation ctrl2, float t)

Parameters

Type	Name	Description
Rotation	start	The start rotation.
Rotation	end	The end rotation.
Rotation	ctrl1	The control rotation for q1.
Rotation	ctrl2	The control rotation for q2.
float	t	A progress value between 0 and 1.

Returns

Type	Description
Rotation	The interpolated rotation.

Operators

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operator +(Rotation, Rotation)

The addition operator.

Declaration

public static Rotation operator +(Rotation arg1, Rotation arg2)

Parameters

Type	Name	Description
Rotation	arg1	The first rotation.
Rotation	arg2	The second rotation.

Returns

Type	Description
Rotation	The rotation containing the result of the addition.

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operator /(Rotation, float)

The scale operator.

Declaration

public static Rotation operator /(Rotation arg1, float arg2)

Parameters

Type	Name	Description
Rotation	arg1	Rotation.
float	arg2	A value to scale by.

Returns

Type	Description
Rotation	The rotation containing the result of scaling.

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operator /(Rotation, Rotation)

The division operator.

Declaration

public static Rotation operator /(Rotation arg1, Rotation arg2)

Parameters

Type	Name	Description
Rotation	arg1	The first rotation.
Rotation	arg2	The second rotation.

Returns

Type	Description
Rotation	The rotation containing the result of scaling.

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operator *(Rotation, float)

The scale operator.

Declaration

public static Rotation operator *(Rotation arg1, float arg2)

Parameters

Type	Name	Description
Rotation	arg1	Rotation.
float	arg2	A value to scale by.

Returns

Type	Description
Rotation	The rotation containing the result of scaling.

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operator *(Rotation, Rotation)

The multiplication operator.

Declaration

public static Rotation operator *(Rotation arg1, Rotation arg2)

Parameters

Type	Name	Description
Rotation	arg1	The first rotation.
Rotation	arg2	The second rotation.

Returns

Type	Description
Rotation	The rotation containing the result of the multiplication.

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operator *(Rotation, Vector3)

The multiplication operator.

Declaration

public static Vector3 operator *(Rotation arg1, Vector3 arg2)

Parameters

Type	Name	Description
Rotation	arg1	Rotation.
Vector3	arg2	The vector to multiply.

Returns

Type	Description
Vector3	The rotation containing the result of the multiplication.

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operator -(Rotation, Rotation)

The subtraction operator.

Declaration

public static Rotation operator -(Rotation arg1, Rotation arg2)

Parameters

Type	Name	Description
Rotation	arg1	The first rotation.
Rotation	arg2	The second rotation.

Returns

Type	Description
Rotation	The rotation containing the result of the subtraction.

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operator -(Rotation)

The unary negation operator.

Declaration

public static Rotation operator -(Rotation arg1)

Parameters

Type	Name	Description
Rotation	arg1	The first rotation.

Returns

Type	Description
Rotation	The rotation containing the negated result.

Extension Methods

EXamlExtensions.LoadFromEXamlByRelativePath<T>(T, string)

Extensions.LoadFromXaml<TXaml>(TXaml, string)

Extensions.LoadFromXaml<TXaml>(TXaml, Type)

Extensions.LoadFromXamlFile<TXaml>(TXaml, string)