A namespace to contain utility functions. More...

Functions
Ogre::Matrix3	RotationMatrixXYZ (Ogre::Vector3 &orientation)

Ogre::Matrix3	xRotationMatrix3 (float angle)

Ogre::Matrix3	yRotationMatrix3 (float angle)

Ogre::Matrix3	zRotationMatrix3 (float angle)

Ogre::Matrix4	RotationMatrixXYZW (Ogre::Vector3 &orientation)

Ogre::Matrix4	xRotationMatrix4 (float angle)

Ogre::Matrix4	yRotationMatrix4 (float angle)

Ogre::Matrix4	zRotationMatrix4 (float angle)

Ogre::Quaternion	covertRotateToQuaternion (Ogre::Vector3 rotationAxis, float rotateAngle)

Ogre::Quaternion	covertRotateToQuaternion (Ogre::Vector3 rotation)

float	convertAngleToRadian (float angle)

float	convertRadianToDegree (float angle)

Ogre::Real	angleCheck (Ogre::Real angle, Ogre::Real angleChange)

Ogre::Real	getAngleTOA (Ogre::Real opp, Ogre::Real adj)

Ogre::Quaternion	aim (Ogre::Vector3 target, Ogre::Vector3 lastTarget, Ogre::Vector3 position, Ogre::Vector3 rotateAxis)

Detailed Description

A namespace to contain utility functions.

Author: Jamie Slowgrove

Function Documentation

Ogre::Quaternion util::aim	(	Ogre::Vector3	target,
		Ogre::Vector3	lastTarget,
		Ogre::Vector3	position,
		Ogre::Vector3	rotateAxis
	)

Work out the aim rotation as a quaternion.

Parameters

Ogre::Vector3	The target position.
Ogre::Vector3	The last target position.
Ogre::Vector3	The position.
Ogre::Vector3	The axis for the rotation.

Returns: Ogre::Quaternion The resultant rotation.

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Ogre::Real util::angleCheck	(	Ogre::Real	angle,
		Ogre::Real	angleChange
	)

Makes sure the angle is between 0 and 360.

Parameters

Ogre::Real	The angle.
Ogre::Real	The value to add to the angle.

Returns: Ogre::Real The resultant angle between 0 and 360.

float util::convertAngleToRadian ( float angle )

Converts the angle to a radian.

Parameters

float The angle to convert.

Returns: float The converted radian.

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float util::convertRadianToDegree ( float angle )

Converts the angle from a radian.

Parameters

float The angle to convert.

Returns: float The converted angle.

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Ogre::Quaternion util::covertRotateToQuaternion	(	Ogre::Vector3	rotationAxis,
		float	rotateAngle
	)

Convert the rotation to a quaternion rotation.

Parameters

Ogre::Vector3	The rotation axis of the object. E.g. to rotate on the x rotation axis will be (1.0f,0.0f,0.0f).
float	The angle to rotate by.

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Ogre::Quaternion util::covertRotateToQuaternion ( Ogre::Vector3 rotation )

Convert the rotation to a quaternion rotation.

Parameters

Ogre::Vector3 The rotation of the object.

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Ogre::Real util::getAngleTOA	(	Ogre::Real	opp,
		Ogre::Real	adj
	)

Work out the angle using TOA from SOHCAHTOA.

Parameters

Ogre::Real	The opposite length.
Ogre::Real	The adjacent length.

Returns: float The resultant angle.

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Ogre::Matrix3 util::RotationMatrixXYZ ( Ogre::Vector3 & orientation )

Create a 4x4 rotation matrix.

Parameters

Ogre::Vector3 The orientation of the object.

Returns: Ogre::Matrix3 The rotation matrix.

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Ogre::Matrix4 util::RotationMatrixXYZW ( Ogre::Vector3 & orientation )

Create a 4x4 rotation matrix.

Parameters

Ogre::Vector3 The orientation of the object.

Returns: Ogre::Matrix4 The rotation matrix.

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Ogre::Matrix3 util::xRotationMatrix3 ( float angle )

Create a 3x3 rotation matrix for x.

Parameters

float The angle.

Returns: Ogre::Matrix3 The rotation matrix.

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Ogre::Matrix4 util::xRotationMatrix4 ( float angle )

Create a 4x4 rotation matrix for x.

Parameters

float The angle.

Returns: Ogre::Matrix4 The rotation matrix.

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Ogre::Matrix3 util::yRotationMatrix3 ( float angle )

Create a 3x3 rotation matrix for y.

Parameters

float The angle.

Returns: Ogre::Matrix3 The rotation matrix.

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Ogre::Matrix4 util::yRotationMatrix4 ( float angle )

Create a 4x4 rotation matrix for y.

Parameters

float The angle.

Returns: Ogre::Matrix4 The rotation matrix.

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Ogre::Matrix3 util::zRotationMatrix3 ( float angle )

Create a 3x3 rotation matrix for z.

Parameters

float The angle.

Returns: Ogre::Matrix3 The rotation matrix.

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Ogre::Matrix4 util::zRotationMatrix4 ( float angle )

Create a 4x4 rotation matrix for z.

Parameters

float The angle.

Returns: Ogre::Matrix4 The rotation matrix.

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Functions

Detailed Description

Function Documentation