i3d::CSphere Class Reference

Definition of a sphere in 3D space. More...

#include <CSphere.h>

Public Member Functions
	CSphere ()
	Default constructor.
	CSphere (double radius, const CVector3d &center)
	Construct sphere from radius and center.
double	GetRadius () const
	Get radius of the sphere.
void	SetRadius (double radius)
	Set radius of the sphere.
const CVector3d &	GetCenter () const
	Get center of the sphere.
void	SetCenter (const CVector3d &center)
	Set center of the sphere.
double	GetVolume () const
	Calculate volume of the sphere.
double	GetSurfaceArea () const
	Calculate surface area of the sphere.
bool	Contains (const CVector3d &point, double tolerance=0.0) const
	Check if point is inside the sphere.
bool	Intersects (const CSphere &other) const
	Check if this sphere intersects another sphere.
bool	Intersects (const CLine3d &line) const
	Check if this sphere intersects a line segment.
double	GetSignedDistance (const CVector3d &point) const
	Get distance from sphere surface to point.
CVector3d	GetClosestPoint (const CVector3d &point) const
	Get closest point on sphere surface to given point.
bool	Serialize (iser::IArchive &archive)
	Serialize this sphere to specified archive.
bool	operator== (const CSphere &sphere) const
bool	operator!= (const CSphere &sphere) const

Detailed Description

Definition of a sphere in 3D space.

Sphere is stored as center position and radius.

Definition at line 20 of file CSphere.h.

Constructor & Destructor Documentation

CSphere() [1/2]

i3d::CSphere::CSphere ( )

inline

Default constructor.

Creates a unit sphere at origin.

Definition at line 110 of file CSphere.h.

CSphere() [2/2]

i3d::CSphere::CSphere ( double  radius, const CVector3d &  center  )

inline

Construct sphere from radius and center.

Parameters

radius	Radius of the sphere.
center	Center position.

Definition at line 117 of file CSphere.h.

Member Function Documentation

Contains()

bool i3d::CSphere::Contains ( const CVector3d &  point, double  tolerance = 0.0  ) const

inline

Check if point is inside the sphere.

Parameters

point	Point to check.
tolerance	Tolerance for boundary check.

Definition at line 160 of file CSphere.h.

GetCenter()

const CVector3d & i3d::CSphere::GetCenter ( ) const

inline

Get center of the sphere.

Definition at line 136 of file CSphere.h.

GetClosestPoint()

CVector3d i3d::CSphere::GetClosestPoint ( const CVector3d &  point ) const

inline

Get closest point on sphere surface to given point.

Definition at line 181 of file CSphere.h.

GetRadius()

double i3d::CSphere::GetRadius ( ) const

inline

Get radius of the sphere.

Definition at line 124 of file CSphere.h.

GetSignedDistance()

double i3d::CSphere::GetSignedDistance ( const CVector3d &  point ) const

inline

Get distance from sphere surface to point.

Positive if outside, negative if inside, zero if on surface.

Definition at line 175 of file CSphere.h.

GetSurfaceArea()

double i3d::CSphere::GetSurfaceArea ( ) const

inline

Calculate surface area of the sphere.

Definition at line 154 of file CSphere.h.

References I_PI.

GetVolume()

double i3d::CSphere::GetVolume ( ) const

inline

Calculate volume of the sphere.

Definition at line 148 of file CSphere.h.

References I_PI.

Intersects() [1/2]

bool i3d::CSphere::Intersects

(

const CLine3d &

line

)

const

Check if this sphere intersects a line segment.

Intersects() [2/2]

bool i3d::CSphere::Intersects ( const CSphere &  other ) const

inline

Check if this sphere intersects another sphere.

Definition at line 168 of file CSphere.h.

operator!=()

bool i3d::CSphere::operator!= ( const CSphere &  sphere ) const

inline

Definition at line 194 of file CSphere.h.

operator==()

bool i3d::CSphere::operator== ( const CSphere &  sphere ) const

inline

Definition at line 188 of file CSphere.h.

References I_BIG_EPSILON.

Serialize()

bool i3d::CSphere::Serialize

(

iser::IArchive &

archive

)

Serialize this sphere to specified archive.

SetCenter()

void i3d::CSphere::SetCenter ( const CVector3d &  center )

inline

Set center of the sphere.

Definition at line 142 of file CSphere.h.

SetRadius()

void i3d::CSphere::SetRadius ( double  radius )

inline

Set radius of the sphere.

Definition at line 130 of file CSphere.h.

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

• Acf/Include/i3d/CSphere.h