dtCore::Transform Class Reference

#include <transform.h>

List of all members.

Public Member Functions
	Transform (float tx=0.0f, float ty=0.0f, float tz=0.0f, float h=0.0f, float p=0.0f, float r=0.0f, float sx=1.0f, float sy=1.0f, float sz=1.0f)
	Transform (const Transform &that)
virtual	~Transform ()
virtual void	Set (float tx, float ty, float tz, float h, float p, float r, float sx=1.0f, float sy=1.0f, float sz=1.0f)
	Set both translation and rotation methods.
virtual void	Set (const osg::Vec3 &xyz, const osg::Vec3 &rotation, const osg::Vec3 &scale)
	Set both translation and rotation methods.
virtual void	Set (const osg::Vec3 &xyz, const osg::Matrix &rotation, const osg::Vec3 &scale)
	Set both translation and rotation methods.
virtual void	Set (const osg::Matrix &mat)
	Set both translation and rotation methods.
virtual void	SetTranslation (float tx, float ty, float tz)
	Set only translation methods.
virtual void	SetTranslation (const osg::Vec3 &xyz)
	Set only translation methods.
virtual void	SetRotation (float h, float p, float r)
	Set the rotation using heading, pitch, roll (in degrees).
virtual void	SetRotation (const osg::Vec3 &hpr)
	Set the rotation using a osg::Vec3 as HPR (in degrees).
virtual void	SetRotation (const osg::Matrix &rotation)
	Set the rotation using a rotation matrix.
virtual void	SetScale (float sx, float sy, float sz)
	Set the uniform scale factor.
virtual void	SetScale (const osg::Vec3 &scale)
	Set the uniform scale factor.
void	Get (float &tx, float &ty, float &tz, float &h, float &p, float &r, float &sx, float &sy, float &sz) const
	Get translation and rotation methods.
void	Get (osg::Vec3 &xyz, osg::Matrix &rotation, osg::Vec3 &scale) const
	Get translation and rotation methods.
void	Get (osg::Vec3 &xyz, osg::Vec3 &hpr, osg::Vec3 &scale) const
	Get translation and rotation methods.
void	Get (osg::Matrix &matrix) const
	Get translation and rotation methods.
void	GetTranslation (osg::Vec3 &translation) const
	Get only translation methods.
void	GetTranslation (float &tx, float &ty, float &tz) const
	Get only translation methods.
osg::Vec3 &	GetTranslation ()
	Returns: the translation vector.
const osg::Vec3 &	GetTranslation () const
void	GetRotation (float &h, float &p, float &r) const
	Get only rotation methods.
void	GetRotation (osg::Vec3 &hpr) const
	Get only rotation methods.
void	GetRotation (osg::Matrix &rotation) const
	Get only rotation methods.
osg::Matrix &	GetRotation ()
	Get only rotation matrix. This returns the actual stored matrix.
void	GetScale (float &sx, float &sy, float &sz) const
	fills params with the current scale of the transform
void	GetScale (osg::Vec3 &scale) const
	fills params with the current scale of the transform
osg::Vec3 &	GetScale ()
	Returns: the scale vector.
void	SetLookAt (const osg::Vec3 &xyz, const osg::Vec3 &lookAtXyz, const osg::Vec3 &upVec)
	sets this matrix to be used for to set the camera view
void	SetLookAt (float posX, float posY, float posZ, float lookAtX, float lookAtY, float lookAtZ, float upVecX, float upVecY, float upVecZ)
	sets this matrix to be used for to set the camera view
bool	EpsilonEquals (const Transform &transform, float epsilon=0.0001f) const
	checks to see if the param transform is within epsilon of this transform slightly more sophisticated as using operator ==
Transform &	operator= (const Transform &)
bool	operator== (const Transform &)
Protected Attributes
osg::Vec3	mTranslation
	Internal storage of translation.
osg::Matrix	mRotation
	Internal storage of the rotation.
osg::Vec3	mScale
	Internal storage of scale.

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Constructor & Destructor Documentation

Transform::Transform	(	float	tx = 0.0f,
		float	ty = 0.0f,
		float	tz = 0.0f,
		float	h = 0.0f,
		float	p = 0.0f,
		float	r = 0.0f,
		float	sx = 1.0f,
		float	sy = 1.0f,
		float	sz = 1.0f
	)

Transform::Transform

(

const Transform &

that

)

Transform::~Transform

(

)

[virtual]

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Member Function Documentation

void Transform::Set	(	float	tx,
		float	ty,
		float	tz,
		float	h,
		float	p,
		float	r,
		float	sx = 1.0f,
		float	sy = 1.0f,
		float	sz = 1.0f
	)			[virtual]

Set both translation and rotation methods.

void Transform::Set	(	const osg::Vec3 &	xyz,
		const osg::Vec3 &	rotation,
		const osg::Vec3 &	scale
	)			[virtual]

Set both translation and rotation methods.

void Transform::Set	(	const osg::Vec3 &	xyz,
		const osg::Matrix &	rotation,
		const osg::Vec3 &	scale
	)			[virtual]

Set both translation and rotation methods.

void Transform::Set

(

const osg::Matrix &

mat

)

[virtual]

Set both translation and rotation methods.

virtual void dtCore::Transform::SetTranslation	(	float	tx,
		float	ty,
		float	tz
	)			[inline, virtual]

Set only translation methods.

virtual void dtCore::Transform::SetTranslation

(

const osg::Vec3 &

xyz

)

[inline, virtual]

Set only translation methods.

void Transform::SetRotation	(	float	h,
		float	p,
		float	r
	)			[virtual]

Set the rotation using heading, pitch, roll (in degrees).

Parameters:

	h	: heading, in degrees
	p	: pitch, in degrees
	r	: roll, in degrees

void Transform::SetRotation

(

const osg::Vec3 &

hpr

)

[virtual]

Set the rotation using a osg::Vec3 as HPR (in degrees).

Parameters:

hpr

: corresponds to the heading, pitch, roll, in that order, in degrees

virtual void dtCore::Transform::SetRotation

(

const osg::Matrix &

rotation

)

[inline, virtual]

Set the rotation using a rotation matrix.

virtual void dtCore::Transform::SetScale	(	float	sx,
		float	sy,
		float	sz
	)			[inline, virtual]

Set the uniform scale factor.

virtual void dtCore::Transform::SetScale

(

const osg::Vec3 &

scale

)

[inline, virtual]

Set the uniform scale factor.

void Transform::Get	(	float &	tx,
		float &	ty,
		float &	tz,
		float &	h,
		float &	p,
		float &	r,
		float &	sx,
		float &	sy,
		float &	sz
	)			const

Get translation and rotation methods.

void Transform::Get	(	osg::Vec3 &	xyz,
		osg::Matrix &	rotation,
		osg::Vec3 &	scale
	)			const

Get translation and rotation methods.

void Transform::Get	(	osg::Vec3 &	xyz,
		osg::Vec3 &	hpr,
		osg::Vec3 &	scale
	)			const

Get translation and rotation methods.

void Transform::Get

(

osg::Matrix &

matrix

)

const

Get translation and rotation methods.

void dtCore::Transform::GetTranslation

(

osg::Vec3 &

translation

)

const [inline]

Get only translation methods.

void Transform::GetTranslation	(	float &	tx,
		float &	ty,
		float &	tz
	)			const

Get only translation methods.

osg::Vec3& dtCore::Transform::GetTranslation

(

)

[inline]

Returns:

the translation vector.

const osg::Vec3& dtCore::Transform::GetTranslation

(

)

const [inline]

void Transform::GetRotation	(	float &	h,
		float &	p,
		float &	r
	)			const

Get only rotation methods.

void Transform::GetRotation

(

osg::Vec3 &

hpr

)

const

Get only rotation methods.

void dtCore::Transform::GetRotation

(

osg::Matrix &

rotation

)

const [inline]

Get only rotation methods.

osg::Matrix& dtCore::Transform::GetRotation

(

)

[inline]

Get only rotation matrix. This returns the actual stored matrix.

void Transform::GetScale	(	float &	sx,
		float &	sy,
		float &	sz
	)			const

fills params with the current scale of the transform

void dtCore::Transform::GetScale

(

osg::Vec3 &

scale

)

const [inline]

fills params with the current scale of the transform

osg::Vec3& dtCore::Transform::GetScale

(

)

[inline]

Returns:

the scale vector.

void Transform::SetLookAt	(	const osg::Vec3 &	xyz,
		const osg::Vec3 &	lookAtXyz,
		const osg::Vec3 &	upVec
	)

sets this matrix to be used for to set the camera view

void Transform::SetLookAt	(	float	posX,
		float	posY,
		float	posZ,
		float	lookAtX,
		float	lookAtY,
		float	lookAtZ,
		float	upVecX,
		float	upVecY,
		float	upVecZ
	)

sets this matrix to be used for to set the camera view

bool Transform::EpsilonEquals	(	const Transform &	transform,
		float	epsilon = 0.0001f
	)			const

checks to see if the param transform is within epsilon of this transform slightly more sophisticated as using operator ==

Transform & Transform::operator=

(

const Transform &

rhs

)

bool Transform::operator==

(

const Transform &

rhs

)

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Member Data Documentation

osg::Vec3 dtCore::Transform::mTranslation [protected]

Internal storage of translation.

osg::Matrix dtCore::Transform::mRotation [protected]

Internal storage of the rotation.

osg::Vec3 dtCore::Transform::mScale [protected]

Internal storage of scale.

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