Opcode::Ray Class Reference

#include <Opcode.h>

Public Member Functions
inline_	Ray ()
	Constructor. More...
inline_	Ray (const Point &orig, const Point &dir)
	Constructor. More...
inline_	Ray (const Ray &ray)
	Copy constructor. More...
inline_	~Ray ()
	Destructor. More...
float	SquareDistance (const Point &point, float *t=null) const
inline_ float	Distance (const Point &point, float *t=null) const

Public Attributes
Point	mOrig
	Ray origin. More...
Point	mDir
	Normalized direction. More...

Detailed Description

Definition at line 16 of file Opcode.h.

Constructor & Destructor Documentation

inline_ Opcode::Ray::Ray ( )

inline

Constructor.

Definition at line 20 of file Opcode.h.

{

inline_ Opcode::Ray::Ray ( const Point &  orig, const Point &  dir  )

inline

Constructor.

Definition at line 22 of file Opcode.h.

{

inline_ Opcode::Ray::Ray ( const Ray &  ray)

inline

Copy constructor.

Definition at line 24 of file Opcode.h.

{

inline_ Opcode::Ray::~Ray ( )

inline

Destructor.

Definition at line 26 of file Opcode.h.

{

Member Function Documentation

inline_ float Opcode::Ray::Distance ( const Point &  point, float *  t = null  ) const

inline

Definition at line 29 of file Opcode.h.

{

float Ray::SquareDistance	(	const Point &	point,
		float *	t = null
	)		const

Definition at line 67 of file IceRay.cpp.

References f, mDir, mOrig, and Opcode::Point::SquareMagnitude().

{
    Point Diff = point - mOrig;
    float fT = Diff | mDir;

    if(fT<=0.0f)
    {
        fT = 0.0f;
    }
    else
    {
        fT /= mDir.SquareMagnitude();
        Diff -= fT*mDir;
    }

    if(t) *t = fT;

    return Diff.SquareMagnitude();
}

Member Data Documentation

Point Opcode::Ray::mDir

Normalized direction.

Definition at line 32 of file Opcode.h.

Referenced by SquareDistance().

Point Opcode::Ray::mOrig

Ray origin.

Definition at line 31 of file Opcode.h.

Referenced by SquareDistance().

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

• src/cmd/collide2/Ice/IceRay.h
• src/cmd/collide2/Ice/IceRay.cpp