Contains the Mat4 structure with functions and overloaded operators. This is row major. More...

#include <Mat4.h>

Collaboration diagram for Mat4:

Public Member Functions
	Mat4 ()
	Constructs the Mat4 setting the values of the matrix to 0. More...

	Mat4 (Vec4 v1, Vec4 v2, Vec4 v3, Vec4 v4)
	Constructs the Mat4 setting the values to the input vectors. More...

Mat4 *	operator+= (Mat4 mIn)
	Overloads the += operator. More...

Mat4 *	operator-= (Mat4 mIn)
	Overloads the -= operator. More...

void	setAsIdentityMatrix ()
	Sets the values of the matrix to that of a identity matrix. More...

void	setAsPerspectiveMatrix (float fovy, float aspect, float n, float f)
	Sets the values of the matrix to that of a Perspective matrix. More...

void	setAsOrthogonalProjectionMatrix (float w, float h, float n, float f)
	Sets the values of the matrix to that of a Orthogonal Projection matrix. More...

void	setPos (Vec3 pv)
	Sets the position of the matrix using the input vector. More...

void	setPos (Mat4 &matrix, Vec3 pos)

void	scale (Mat4 &matrix, float sv)
	Scales the matrix using the input vector. More...

void	scale (Mat4 &matrix, Vec3 &sv)
	Scales the matrix using the input vector. More...

void	translate (Mat4 &matrix, Vec3 tv)
	Translates the matrix using the input vector. More...

void	rotate (Mat4 &matrix, Vec3 angle)
	Rotate the matrix using the angle of rotation along the axis. More...

void	rotateAlongX (Mat4 &matrix, float angle)
	Rotate the matrix using the angle of rotation along the x axis. More...

void	rotateAlongY (Mat4 &matrix, float angle)
	Rotate the matrix using the angle of rotation along the y axis. More...

void	rotateAlongZ (Mat4 &matrix, float angle)
	Rotate the matrix using the angle of rotation along the z axis. More...

void	rotatePointAroundXAxis (Mat4 &matrix, Vec3 axisPoint, float angle)
	Rotate the matrix around a point using the angle of rotation along the x axis. More...

void	rotatePointAroundYAxis (Mat4 &matrix, Vec3 axisPoint, float angle)
	Rotate the matrix around a point using the angle of rotation along the y axis. More...

void	rotatePointAroundZAxis (Mat4 &matrix, Vec3 axisPoint, float angle)
	Rotate the matrix around a point using the angle of rotation along the z axis. More...

void	getInverse (Mat4 &matrix)
	A function to get the inverse of a matrix. More...

Vec3	getPos ()
	Gets the position of the matrix. More...

float *	getMatrixArray ()
	A function to get a pointer to the first index of the array. More...

Public Attributes
float	m [16]

Detailed Description

Contains the Mat4 structure with functions and overloaded operators. This is row major.

Constructor & Destructor Documentation

◆ Mat4() [1/2]

Mat4::Mat4 ( )

inline

Constructs the Mat4 setting the values of the matrix to 0.

◆ Mat4() [2/2]

Mat4::Mat4	(	Vec4	v1,
		Vec4	v2,
		Vec4	v3,
		Vec4	v4
	)

inline

Constructs the Mat4 setting the values to the input vectors.

Parameters

v1	The first inputed vector.
v2	The second inputed vector.
v3	The third inputed vector.
v4	The forth inputed vector.

Member Function Documentation

◆ getInverse()

void Mat4::getInverse ( Mat4 & matrix )

A function to get the inverse of a matrix.

Parameters

matrix A pointer to the matrix to invert.

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◆ getMatrixArray()

float* Mat4::getMatrixArray ( )

inline

A function to get a pointer to the first index of the array.

Returns: A pointer to the first index of the array.

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◆ getPos()

Vec3 Mat4::getPos ( )

inline

Gets the position of the matrix.

Returns: pv The position of the matrix as a vec3.

◆ operator+=()

Mat4* Mat4::operator+= ( Mat4 mIn )

inline

Overloads the += operator.

Parameters

vecIn The input Mat4.

Returns: The new matrix.

◆ operator-=()

Mat4* Mat4::operator-= ( Mat4 mIn )

inline

Overloads the -= operator.

Parameters

vecIn The input Mat4.

Returns: The new matrix.

◆ rotate()

void Mat4::rotate	(	Mat4 &	matrix,
		Vec3	angle
	)

Rotate the matrix using the angle of rotation along the axis.

Parameters

matrix	A pointer to the matrix to rotate.
angle	The angles to rotate the matrix by, must be a Radian.

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◆ rotateAlongX()

void Mat4::rotateAlongX	(	Mat4 &	matrix,
		float	angle
	)

Rotate the matrix using the angle of rotation along the x axis.

Parameters

matrix	A pointer to the matrix to rotate.
angle	The angle to rotate the matrix by, must be a Radian.

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◆ rotateAlongY()

void Mat4::rotateAlongY	(	Mat4 &	matrix,
		float	angle
	)

Rotate the matrix using the angle of rotation along the y axis.

Parameters

matrix	A pointer to the matrix to rotate.
angle	The angle to rotate the matrix by, must be a Radian.

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◆ rotateAlongZ()

void Mat4::rotateAlongZ	(	Mat4 &	matrix,
		float	angle
	)

Rotate the matrix using the angle of rotation along the z axis.

Parameters

matrix	A pointer to the matrix to rotate.
angle	The angle to rotate the matrix by, must be a Radian.

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◆ rotatePointAroundXAxis()

void Mat4::rotatePointAroundXAxis	(	Mat4 &	matrix,
		Vec3	axisPoint,
		float	angle
	)

Rotate the matrix around a point using the angle of rotation along the x axis.

Parameters

matrix	A pointer to the matrix to rotate.
axisPoint	The point to rtate around.
angle	The angle to rotate the matrix by, must be a Radian.

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◆ rotatePointAroundYAxis()

void Mat4::rotatePointAroundYAxis	(	Mat4 &	matrix,
		Vec3	axisPoint,
		float	angle
	)

Rotate the matrix around a point using the angle of rotation along the y axis.

Parameters

matrix	A pointer to the matrix to rotate.
axisPoint	The point to rtate around.
angle	The angle to rotate the matrix by, must be a Radian.

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◆ rotatePointAroundZAxis()

void Mat4::rotatePointAroundZAxis	(	Mat4 &	matrix,
		Vec3	axisPoint,
		float	angle
	)

Rotate the matrix around a point using the angle of rotation along the z axis.

Parameters

matrix	A pointer to the matrix to rotate.
axisPoint	The point to rtate around.
angle	The angle to rotate the matrix by, must be a Radian.

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◆ scale() [1/2]

void Mat4::scale	(	Mat4 &	matrix,
		float	sv
	)

Scales the matrix using the input vector.

Parameters

matrix	A pointer to the matrix to scale.
sV	The scale vector vec3 to scale the matrix by.

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◆ scale() [2/2]

void Mat4::scale	(	Mat4 &	matrix,
		Vec3 &	sv
	)

Scales the matrix using the input vector.

Parameters

matrix	A pointer to the matrix to scale.
sV	The scale vector vec3 to scale the matrix by.

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◆ setAsIdentityMatrix()

void Mat4::setAsIdentityMatrix ( )

inline

Sets the values of the matrix to that of a identity matrix.

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◆ setAsOrthogonalProjectionMatrix()

void Mat4::setAsOrthogonalProjectionMatrix	(	float	w,
		float	h,
		float	n,
		float	f
	)

inline

Sets the values of the matrix to that of a Orthogonal Projection matrix.

Parameters

w	The width of the area to view.
h	The height of the area to view.
f	The z plane which is the furthest the view can see.
n	The z plane which is the closest the view can see.

◆ setAsPerspectiveMatrix()

void Mat4::setAsPerspectiveMatrix	(	float	fovy,
		float	aspect,
		float	n,
		float	f
	)

inline

Sets the values of the matrix to that of a Perspective matrix.

Parameters

fovy	The field of view on the y axis.
a	The aspect.
f	The z plane which is far from the camera.
n	The z plane closer to the camera.

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◆ setPos() [1/2]

void Mat4::setPos ( Vec3 pv )

inline

Sets the position of the matrix using the input vector.

Parameters

pv	The position vector vec3 to set the matrix position.

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◆ setPos() [2/2]

void Mat4::setPos	(	Mat4 &	matrix,
		Vec3	pos
	)

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◆ translate()

void Mat4::translate	(	Mat4 &	matrix,
		Vec3	tv
	)

Translates the matrix using the input vector.

Parameters

matrix	A pointer to the matrix to rotate.
tv	The translation vector vec3 to set the matrix position.

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Member Data Documentation

◆ m

float Mat4::m[16]

matrix variables [00]x [01]y [02]z [03]w [04]x [05]y [06]z [07]w [08]x [09]y [10]z [11]w [12]x [13]y [14]z [15]w

The documentation for this struct was generated from the following files:

LevelHEngine/Maths/Mat4.h
LevelHEngine/Maths/Mat4.cpp

Public Member Functions

Public Attributes

Detailed Description

Constructor & Destructor Documentation

◆ Mat4() [1/2]

◆ Mat4() [2/2]

Member Function Documentation

◆ getInverse()

◆ getMatrixArray()

◆ getPos()

◆ operator+=()

◆ operator-=()

◆ rotate()

◆ rotateAlongX()

◆ rotateAlongY()

◆ rotateAlongZ()

◆ rotatePointAroundXAxis()

◆ rotatePointAroundYAxis()

◆ rotatePointAroundZAxis()

◆ scale() [1/2]

◆ scale() [2/2]

◆ setAsIdentityMatrix()

◆ setAsOrthogonalProjectionMatrix()

◆ setAsPerspectiveMatrix()

◆ setPos() [1/2]

◆ setPos() [2/2]

◆ translate()

Member Data Documentation

◆ m