xform_2d_t Struct Reference [Core Geometry Objects]

#include <xform_2d.h>

List of all members.

Public Types
typedef point2d_t< float >	point_t
typedef rect2d_t< float >	rect_t
Public Member Functions
	xform_2d_t (void) throw ()
void	clear (void) throw ()
void	setIdentity (void) throw ()
void	setZRotate (IN float phi) throw ()
void	setTranslate (IN float x, IN float y) throw ()
void	scale (IN float r) throw ()
void	scaleX (IN float rx) throw ()
void	scaleY (IN float ry) throw ()
void	setToProductOf (IN const xform_2d_t &left, IN const xform_2d_t &right) throw ()
void	transformPoint (IN const point_t &in, OUT point_t &out) const throw ()
void	transformRect (IN const rect_t &in, OUT rect_t &out) const throw ()
void	setToInverseOf (IN const xform_2d_t &T) throw ()
void	dump (IN const char *title) const throw ()
Public Attributes
float	t00
float	t01
float	t10
float	t11
float	dx
float	dy

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Detailed Description

2D transform object - basically a 2x2 rotation matrix + translation

Definition at line 47 of file xform_2d.h.

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Member Typedef Documentation

typedef point2d_t<float> xform_2d_t::point_t

Definition at line 48 of file xform_2d.h.

typedef rect2d_t<float> xform_2d_t::rect_t

Definition at line 49 of file xform_2d.h.

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Constructor & Destructor Documentation

xform_2d_t::xform_2d_t

(

void

)

throw () [inline]

Definition at line 52 of file xform_2d.h.

---

Member Function Documentation

void xform_2d_t::clear

(

void

)

throw () [inline]

Definition at line 53 of file xform_2d.h.

void xform_2d_t::setIdentity

(

void

)

throw () [inline]

Definition at line 54 of file xform_2d.h.

void xform_2d_t::setZRotate

(

IN float

phi

)

throw () [inline]

Definition at line 60 of file xform_2d.h.

void xform_2d_t::setTranslate	(	IN float	x,
		IN float	y
	)			throw () [inline]

Definition at line 68 of file xform_2d.h.

void xform_2d_t::scale

(

IN float

r

)

throw () [inline]

Definition at line 76 of file xform_2d.h.

void xform_2d_t::scaleX

(

IN float

rx

)

throw () [inline]

Definition at line 82 of file xform_2d.h.

void xform_2d_t::scaleY

(

IN float

ry

)

throw () [inline]

Definition at line 89 of file xform_2d.h.

void xform_2d_t::setToProductOf	(	IN const xform_2d_t &	left,
		IN const xform_2d_t &	right
	)			throw () [inline]

Definition at line 96 of file xform_2d.h.

void xform_2d_t::transformPoint	(	IN const point_t &	in,
		OUT point_t &	out
	)			const throw () [inline]

Definition at line 107 of file xform_2d.h.

void xform_2d_t::transformRect	(	IN const rect_t &	in,
		OUT rect_t &	out
	)			const throw ()

Definition at line 42 of file xform_2d.cpp.

void xform_2d_t::setToInverseOf

(

IN const xform_2d_t &

T

)

throw ()

Definition at line 105 of file xform_2d.cpp.

void xform_2d_t::dump

(

IN const char *

title

)

const throw () [inline]

Definition at line 118 of file xform_2d.h.

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Member Data Documentation

float xform_2d_t::t00

Definition at line 125 of file xform_2d.h.

float xform_2d_t::t01

Definition at line 126 of file xform_2d.h.

float xform_2d_t::t10

Definition at line 127 of file xform_2d.h.

float xform_2d_t::t11

Definition at line 128 of file xform_2d.h.

float xform_2d_t::dx

Definition at line 129 of file xform_2d.h.

float xform_2d_t::dy

Definition at line 130 of file xform_2d.h.

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

• xform_2d.h
• xform_2d.cpp