IceMatrix4x4.h File Reference

Go to the source code of this file.

Classes
class	Matrix4x4

Macros
#define	MATRIX4X4_EPSILON   (1.0e-7f)
#define	__ICEMATRIX4X4_H__
#define	MATRIX4X4_EPSILON   (1.0e-7f)

Functions
inline_ void	TransformPoint4x3 (Point &dest, const Point &source, const Matrix4x4 &rot)
	Quickly rotates & translates a vector, using the 4x3 part of a 4x4 matrix. More...
inline_ void	TransformPoint3x3 (Point &dest, const Point &source, const Matrix4x4 &rot)
	Quickly rotates a vector, using the 3x3 part of a 4x4 matrix. More...
void	InvertPRMatrix (Matrix4x4 &dest, const Matrix4x4 &src)

Detailed Description

Contains code for 4x4 matrices.

Author

Pierre Terdiman

Date

April, 4, 2000

Definition in file IceMatrix4x4.h.

Macro Definition Documentation

#define __ICEMATRIX4X4_H__

Definition at line 14 of file Opcode.h.

#define MATRIX4X4_EPSILON   (1.0e-7f)

#define MATRIX4X4_EPSILON   (1.0e-7f)

Definition at line 20 of file Opcode.h.

Referenced by Opcode::Matrix4x4::Invert().

Function Documentation

void InvertPRMatrix ( Matrix4x4 &  dest, const Matrix4x4 &  src  )

related

inline_ void TransformPoint3x3	(	Point &	dest,
		const Point &	source,
		const Matrix4x4 &	rot
	)

Quickly rotates a vector, using the 3x3 part of a 4x4 matrix.

Definition at line 445 of file IceMatrix4x4.h.

References Matrix4x4::m, Point::x, Point::y, and Point::z.

    {
        dest.x = source.x * rot.m[0][0] + source.y * rot.m[1][0] + source.z * rot.m[2][0];
        dest.y = source.x * rot.m[0][1] + source.y * rot.m[1][1] + source.z * rot.m[2][1];
        dest.z = source.x * rot.m[0][2] + source.y * rot.m[1][2] + source.z * rot.m[2][2];
    }

inline_ void TransformPoint4x3	(	Point &	dest,
		const Point &	source,
		const Matrix4x4 &	rot
	)

Quickly rotates & translates a vector, using the 4x3 part of a 4x4 matrix.

Definition at line 437 of file IceMatrix4x4.h.

References Matrix4x4::m, Point::x, Point::y, and Point::z.

    {
        dest.x = rot.m[3][0] + source.x * rot.m[0][0] + source.y * rot.m[1][0] + source.z * rot.m[2][0];
        dest.y = rot.m[3][1] + source.x * rot.m[0][1] + source.y * rot.m[1][1] + source.z * rot.m[2][1];
        dest.z = rot.m[3][2] + source.x * rot.m[0][2] + source.y * rot.m[1][2] + source.z * rot.m[2][2];
    }