CubbyFlow::Box2 Class Reference

2-D box geometry. More...

#include <Core/Geometry/Box2.h>

Inheritance diagram for CubbyFlow::Box2:

Classes
class	Builder
	Front-end to create Box2 objects step by step. More...

Public Member Functions
	Box2 (const Transform2 &transform=Transform2(), bool isNormalFlipped=false)
	Constructs (0, 0) x (1, 1) box. More...
	Box2 (const Vector2D &lowerCorner, const Vector2D &upperCorner, const Transform2 &transform=Transform2(), bool isNormalFlipped=false)
	Constructs a box with given lowerCorner and upperCorner. More...
	Box2 (const BoundingBox2D &boundingBox, const Transform2 &transform=Transform2(), bool isNormalFlipped=false)
	Constructs a box with BoundingBox2D instance. More...
	Box2 (const Box2 &other)
	Copy constructor. More...
Public Member Functions inherited from CubbyFlow::Surface2
	Surface2 (const Transform2 &transform=Transform2(), bool isNormalFlipped=false)
	Constructs a surface with normal direction. More...
	Surface2 (const Surface2 &other)
	Copy constructor. More...
virtual	~Surface2 ()
	Default destructor. More...
Vector2D	ClosestPoint (const Vector2D &otherPoint) const
	Returns the closest point from the given point otherPoint to the surface. More...
BoundingBox2D	BoundingBox () const
	Returns the bounding box of this surface object. More...
bool	Intersects (const Ray2D &ray) const
	Returns true if the given ray intersects with this surface object. More...
double	ClosestDistance (const Vector2D &otherPoint) const
SurfaceRayIntersection2	ClosestIntersection (const Ray2D &ray) const
	Returns the closest intersection point for given ray. More...
Vector2D	ClosestNormal (const Vector2D &otherPoint) const
virtual void	UpdateQueryEngine ()
	Updates internal spatial query engine. More...

Static Public Member Functions
static Builder	GetBuilder ()
	Returns builder fox Box2. More...

Public Attributes
BoundingBox2D	bound = BoundingBox2D(Vector2D(), Vector2D(1.0, 1.0))
	Bounding box of this box. More...
Public Attributes inherited from CubbyFlow::Surface2
Transform2	transform
	Local-to-world transform. More...
bool	isNormalFlipped = false
	Flips normal. More...

Protected Member Functions
Vector2D	ClosestPointLocal (const Vector2D &otherPoint) const override
bool	IntersectsLocal (const Ray2D &ray) const override
BoundingBox2D	BoundingBoxLocal () const override
	Returns the bounding box of this surface object in local frame. More...
Vector2D	ClosestNormalLocal (const Vector2D &otherPoint) const override
SurfaceRayIntersection2	ClosestIntersectionLocal (const Ray2D &ray) const override
	Returns the closest intersection point for given ray in local frame. More...
Protected Member Functions inherited from CubbyFlow::Surface2
virtual double	ClosestDistanceLocal (const Vector2D &otherPoint) const

Detailed Description

2-D box geometry.

This class represents 2-D box geometry which extends Surface2 by overriding surface-related queries. This box implementation is an axis-aligned box that wraps lower-level primitive type, BoundingBox2D.

Constructor & Destructor Documentation

Box2() [1/4]

CubbyFlow::Box2::Box2	(	const Transform2 &	transform = Transform2(),
		bool	isNormalFlipped = false
	)

Constructs (0, 0) x (1, 1) box.

Box2() [2/4]

CubbyFlow::Box2::Box2	(	const Vector2D &	lowerCorner,
		const Vector2D &	upperCorner,
		const Transform2 &	transform = Transform2(),
		bool	isNormalFlipped = false
	)

Constructs a box with given lowerCorner and upperCorner.

Box2() [3/4]

CubbyFlow::Box2::Box2	(	const BoundingBox2D &	boundingBox,
		const Transform2 &	transform = Transform2(),
		bool	isNormalFlipped = false
	)

Constructs a box with BoundingBox2D instance.

Box2() [4/4]

CubbyFlow::Box2::Box2

(

const Box2 &

other

)

Copy constructor.

Member Function Documentation

BoundingBoxLocal()

BoundingBox2D CubbyFlow::Box2::BoundingBoxLocal ( ) const

overrideprotectedvirtual

Returns the bounding box of this surface object in local frame.

Implements CubbyFlow::Surface2.

ClosestIntersectionLocal()

SurfaceRayIntersection2 CubbyFlow::Box2::ClosestIntersectionLocal ( const Ray2D &  ray ) const

overrideprotectedvirtual

Returns the closest intersection point for given ray in local frame.

Implements CubbyFlow::Surface2.

ClosestNormalLocal()

Vector2D CubbyFlow::Box2::ClosestNormalLocal ( const Vector2D &  otherPoint ) const

overrideprotectedvirtual

Returns the normal to the closest point on the surface from the given point otherPoint in local frame.

Implements CubbyFlow::Surface2.

ClosestPointLocal()

Vector2D CubbyFlow::Box2::ClosestPointLocal ( const Vector2D &  otherPoint ) const

overrideprotectedvirtual

Returns the closest point from the given point otherPoint to the surface in local frame.

Implements CubbyFlow::Surface2.

GetBuilder()

static Builder CubbyFlow::Box2::GetBuilder ( )

static

Returns builder fox Box2.

IntersectsLocal()

bool CubbyFlow::Box2::IntersectsLocal ( const Ray2D &  ray ) const

overrideprotectedvirtual

Returns true if the given ray intersects with this surface object in local frame.

Reimplemented from CubbyFlow::Surface2.

Member Data Documentation

bound

BoundingBox2D CubbyFlow::Box2::bound = BoundingBox2D(Vector2D(), Vector2D(1.0, 1.0))

Bounding box of this box.

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

• Core/Geometry/Box2.h