RAYSEG2D Struct Reference

#include <ray.h>

Public Member Functions
	RAYSEG2D (const SFVEC2F &s, const SFVEC2F &e)
bool	IntersectSegment (const SFVEC2F &aStart, const SFVEC2F &aEnd_minus_start, float *aOutT) const
bool	IntersectCircle (const SFVEC2F &aCenter, float aRadius, float *aOutT0, float *aOutT1, SFVEC2F *aOutNormalT0, SFVEC2F *aOutNormalT1) const
float	DistanceToPointSquared (const SFVEC2F &aPoint) const
SFVEC2F	atNormalized (float t) const
	Return the position at t.
SFVEC2F	at (float t) const

Public Attributes
SFVEC2F	m_Start
SFVEC2F	m_End
SFVEC2F	m_End_minus_start
SFVEC2F	m_Dir
SFVEC2F	m_InvDir
float	m_Length
float	m_DOT_End_minus_start
	dot( m_End_minus_start, m_End_minus_start)

Detailed Description

Definition at line 105 of file ray.h.

Constructor & Destructor Documentation

RAYSEG2D()

RAYSEG2D::RAYSEG2D	(	const SFVEC2F &	s,
		const SFVEC2F &	e )

Definition at line 243 of file ray.cpp.

References m_Dir, m_DOT_End_minus_start, m_End, m_End_minus_start, m_InvDir, m_Length, m_Start, and NextFloatDown().

Member Function Documentation

at()

SFVEC2F RAYSEG2D::at ( float t ) const

inline

Definition at line 137 of file ray.h.

References m_Dir, and m_Start.

Referenced by FILLED_CIRCLE_2D::Intersect(), RING_2D::Intersect(), and IntersectCircle().

atNormalized()

SFVEC2F RAYSEG2D::atNormalized ( float t ) const

inline

Return the position at t.

t - value 0.0 ... 1.0

Definition at line 135 of file ray.h.

References m_End_minus_start, and m_Start.

Referenced by LAYER_ITEM_2D::Intersect().

DistanceToPointSquared()

float RAYSEG2D::DistanceToPointSquared

(

const SFVEC2F &

aPoint

)

const

Definition at line 294 of file ray.cpp.

References m_DOT_End_minus_start, m_End, m_End_minus_start, and m_Start.

IntersectCircle()

bool RAYSEG2D::IntersectCircle	(	const SFVEC2F &	aCenter,
		float	aRadius,
		float *	aOutT0,
		float *	aOutT1,
		SFVEC2F *	aOutNormalT0,
		SFVEC2F *	aOutNormalT1 ) const

Definition at line 319 of file ray.cpp.

References at(), m_Dir, m_Length, and m_Start.

Referenced by ROUND_SEGMENT_2D::Intersect().

IntersectSegment()

bool RAYSEG2D::IntersectSegment	(	const SFVEC2F &	aStart,
		const SFVEC2F &	aEnd_minus_start,
		float *	aOutT ) const

Definition at line 262 of file ray.cpp.

References std::abs(), m_End_minus_start, and m_Start.

Referenced by POLYGON_4PT_2D::Intersect(), and ROUND_SEGMENT_2D::Intersect().

Member Data Documentation

m_Dir

SFVEC2F RAYSEG2D::m_Dir

Definition at line 110 of file ray.h.

Referenced by at(), FILLED_CIRCLE_2D::Intersect(), RING_2D::Intersect(), IntersectCircle(), and RAYSEG2D().

m_DOT_End_minus_start

float RAYSEG2D::m_DOT_End_minus_start

dot( m_End_minus_start, m_End_minus_start)

Definition at line 113 of file ray.h.

Referenced by DistanceToPointSquared(), and RAYSEG2D().

m_End

SFVEC2F RAYSEG2D::m_End

Definition at line 108 of file ray.h.

Referenced by DistanceToPointSquared(), LAYER_ITEM_2D::Intersect(), ROUND_SEGMENT_2D::Intersect(), RAYSEG2D(), and BVH_CONTAINER_2D::recursiveIntersectAny().

m_End_minus_start

SFVEC2F RAYSEG2D::m_End_minus_start

Definition at line 109 of file ray.h.

Referenced by atNormalized(), DistanceToPointSquared(), POLYGON_2D::Intersect(), IntersectSegment(), and RAYSEG2D().

m_InvDir

SFVEC2F RAYSEG2D::m_InvDir

Definition at line 111 of file ray.h.

Referenced by BBOX_2D::Intersect(), and RAYSEG2D().

m_Length

float RAYSEG2D::m_Length

Definition at line 112 of file ray.h.

Referenced by BBOX_2D::Intersect(), FILLED_CIRCLE_2D::Intersect(), LAYER_ITEM_2D::Intersect(), RING_2D::Intersect(), IntersectCircle(), and RAYSEG2D().

m_Start

SFVEC2F RAYSEG2D::m_Start

Definition at line 107 of file ray.h.

Referenced by at(), atNormalized(), DistanceToPointSquared(), BBOX_2D::Intersect(), FILLED_CIRCLE_2D::Intersect(), LAYER_ITEM_2D::Intersect(), POLYGON_2D::Intersect(), RING_2D::Intersect(), ROUND_SEGMENT_2D::Intersect(), IntersectCircle(), IntersectSegment(), RAYSEG2D(), and BVH_CONTAINER_2D::recursiveIntersectAny().

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

• ray.h
• ray.cpp