AOI_Mapping Class Reference

3x3 matrix More...

Public Member Functions
	AOI_Mapping ()
	AOI_Mapping (const AOI_Mapping &)
	AOI_Mapping (const float *)
	AOI_Mapping (const double *)
void	Reset ()
void	Invert ()
void	Move (float, float)
void	Rotate (float, float, float)
void	Scale (float, float, float, float)
void	Skew (float, float, float, float)
void	Map (const AOI_Mapping &)
float	Determinant () const
bool	IsUnity () const
bool	IsMove () const
bool	IsScale () const
void	Check ()

Detailed Description

3x3 matrix

Definition at line 112 of file AOI_Types.h.

Constructor & Destructor Documentation

AOI_Mapping() [1/4]

AOI_Mapping::AOI_Mapping

(

)

Constructs an identity 3x3 map

Definition at line 157 of file AOI_Types.cpp.

AOI_Mapping() [2/4]

AOI_Mapping::AOI_Mapping

(

const AOI_Mapping &

inMap

)

Constructs a mapping as a copy of the given mapping.

Parameters

inMap

Source mapping to copy.

Definition at line 167 of file AOI_Types.cpp.

AOI_Mapping() [3/4]

AOI_Mapping::AOI_Mapping

(

const float *

array

)

Constructs a mapping from an array of 9 values. The values are to be ordered in European format:

• 0,0
• 0,1
• 0,2
• 1,0
• 1,1
• 1,2
• 2,0
• 2,1
• 2,2

Parameters

array

Array of 9 values

Definition at line 187 of file AOI_Types.cpp.

AOI_Mapping() [4/4]

AOI_Mapping::AOI_Mapping

(

const double *

array

)

Constructs a mapping from an array of 9 values. The values are to be ordered in European format:

• 0,0
• 0,1
• 0,2
• 1,0
• 1,1
• 1,2
• 2,0
• 2,1
• 2,2

Parameters

array

Array of 9 values

Definition at line 207 of file AOI_Types.cpp.

Member Function Documentation

Check()

void AOI_Mapping::Check

(

)

Checks and corrects the mapping for numeric instability issues.

Definition at line 452 of file AOI_Types.cpp.

Determinant()

float AOI_Mapping::Determinant

(

)

const

Returns the determinant of the mapping.

Returns

Determinant

Definition at line 409 of file AOI_Types.cpp.

Invert()

void AOI_Mapping::Invert

(

)

Converts the mapping to its inverse.

Definition at line 234 of file AOI_Types.cpp.

IsMove()

bool AOI_Mapping::IsMove

(

)

const

Checks if the mapping contains a translation vector

Returns

True when the mapping contains a translation vector

Definition at line 431 of file AOI_Types.cpp.

IsScale()

bool AOI_Mapping::IsScale

(

)

const

Checks if the mapping contains a scale

Returns

True when the mapping contains a scale

Definition at line 442 of file AOI_Types.cpp.

IsUnity()

bool AOI_Mapping::IsUnity

(

)

const

Checks if the mapping is identity

Returns

True when the mapping is identity

Definition at line 419 of file AOI_Types.cpp.

Map()

void AOI_Mapping::Map

(

const AOI_Mapping &

in

)

Concatenates the mapping with the given mapping. This is a multiple mapping.

Parameters

in	Mapping to concatenate.

Definition at line 384 of file AOI_Types.cpp.

Move()

void AOI_Mapping::Move	(	float	dx,
		float	dy )

Adds the given translation vector to the mapping.

Parameters

dx	Horizontal translation
dy	Vertical translation

Definition at line 301 of file AOI_Types.cpp.

Reset()

void AOI_Mapping::Reset

(

)

Resets the mapping to identity

Definition at line 223 of file AOI_Types.cpp.

Rotate()

void AOI_Mapping::Rotate	(	float	degreeAngle,
		float	x,
		float	y )

Rotates the mapping by the given degrees CCW around the given coordinate.

Parameters

degreeAngle	The angle of rotation in degrees.
x	x-coordinate of the center of rotation
y	y-coordinate of the center of rotation

Definition at line 314 of file AOI_Types.cpp.

Scale()

void AOI_Mapping::Scale	(	float	x,
		float	y,
		float	sx,
		float	sy )

Scales the mapping from the given coordinate.

Parameters

x	x-coordinate of the center of rotation
y	y-coordinate of the center of rotation
sx	Horizontal scale factor
sy	Vertical scale factor

Definition at line 352 of file AOI_Types.cpp.

Skew()

void AOI_Mapping::Skew	(	float	x,
		float	y,
		float	sx,
		float	sy )

Skews the mapping around the given coordinate.

Parameters

x	x-coordinate of the center of rotation
y	y-coordinate of the center of rotation
sx	Horizontal skew
sy	Vertical skew

Definition at line 369 of file AOI_Types.cpp.

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

• C:/Environments/desktop/Source/PDFEngine/OpenAPI/AOI_Types.h
• C:/Environments/desktop/Source/PDFEngine/OpenAPI/AOI_Types.cpp