CMatrix Class Reference

math helper class for matrix More...

#include <utilMath.h>

List of all members.

Public Member Functions
	CMatrix (const int bIdentity=true)
	Constructor (if bIdentity==true, set identity)
void	Identity ()
	Set identity.
CMatrix	operator* (const CMatrix &InM) const
	Concatenate 2 matrices with the * operator.
CVec3	operator* (const CVec3 &Point) const
	Use a matrix to transform a 3D point with the * operator.
void	Rotate (float fDegrees, int x, int y, int z)
	Rotate the *this matrix fDegrees counter-clockwise around a single axis( either x=1, y=1, or z=1 )
void	Scale (float sx, float sy, float sz)
void	Translate (const CVec3 &Test)
CVec3	GetTranslate ()
	Extract translation vector of matrix.
CMatrix	RotationOnly ()
	Zero out the translation part of the matrix.
void	RotateMatrix (float fDegrees, float x, float y, float z)
	Create a rotation matrix for a counter-clockwise rotation of fDegrees around an arbitrary axis(x, y, z)
CMatrix	InvertSimple ()
	Simple but not robust matrix inversion. (Doesn't work properly if there is a scaling or skewing transformation.)
CMatrix	InvertRot ()
	Invert for only a rotation, any translation is zeroed out.
void	ToEuler (float *h, float *p, float *r)
Public Attributes
float	mf [16]

---

Detailed Description

math helper class for matrix

Definition at line 409 of file utilMath.h.

---

Constructor & Destructor Documentation

CMatrix::CMatrix

(

const int

bIdentity = true

)

[inline]

Constructor (if bIdentity==true, set identity)

Definition at line 417 of file utilMath.h.

---

Member Function Documentation

CVec3 CMatrix::GetTranslate

(

)

[inline]

Extract translation vector of matrix.

Definition at line 480 of file utilMath.h.

void CMatrix::Identity

(

)

[inline]

Set identity.

Definition at line 422 of file utilMath.h.

CMatrix CMatrix::InvertRot

(

)

[inline]

Invert for only a rotation, any translation is zeroed out.

Definition at line 537 of file utilMath.h.

CMatrix CMatrix::InvertSimple

(

)

[inline]

Simple but not robust matrix inversion. (Doesn't work properly if there is a scaling or skewing transformation.)

Definition at line 523 of file utilMath.h.

CMatrix CMatrix::operator*

(

const CMatrix &

InM

)

const [inline]

Concatenate 2 matrices with the * operator.

Definition at line 431 of file utilMath.h.

CVec3 CMatrix::operator*

(

const CVec3 &

Point

)

const [inline]

Use a matrix to transform a 3D point with the * operator.

Definition at line 446 of file utilMath.h.

void CMatrix::Rotate	(	float	fDegrees,
		int	x,
		int	y,
		int	z
	)		[inline]

Rotate the *this matrix fDegrees counter-clockwise around a single axis( either x=1, y=1, or z=1 )

Definition at line 455 of file utilMath.h.

void CMatrix::RotateMatrix	(	float	fDegrees,
		float	x,
		float	y,
		float	z
	)		[inline]

Create a rotation matrix for a counter-clockwise rotation of fDegrees around an arbitrary axis(x, y, z)

Definition at line 496 of file utilMath.h.

CMatrix CMatrix::RotationOnly

(

)

[inline]

Zero out the translation part of the matrix.

Definition at line 486 of file utilMath.h.

void CMatrix::Scale	(	float	sx,
		float	sy,
		float	sz
	)		[inline]

Definition at line 464 of file utilMath.h.

void CMatrix::ToEuler	(	float *	h,
		float *	p,
		float *	r
	)		[inline]

Definition at line 547 of file utilMath.h.

void CMatrix::Translate

(

const CVec3 &

Test

)

[inline]

Definition at line 472 of file utilMath.h.

---

Member Data Documentation

float CMatrix::mf[16]

Definition at line 413 of file utilMath.h.

---

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

• utilMath.h