vec3 Class Reference

#include <vec3.h>

List of all members.

Public Member Functions
	vec3 ()
	vec3 (float x, float y, float z=0.0f)
	vec3 (const float *u)
	vec3 (const vec3 &)
float &	operator[] (unsigned)
	returns an element of the vector
vec3 &	operator= (const vec3 &)
	assignment operator
vec3 &	operator+= (const vec3 &)
	adds the input vector to this one
vec3 &	operator-= (const vec3 &)
	subtracts the input vector from this one
vec3 &	operator*= (float)
	scales this vector with the scalar
vec3 &	operator/= (float)
	scales this vector with the inverse of the scalar
const vec3	operator+ (const vec3 &) const
	adds two vectors
const vec3	operator- (const vec3 &) const
	subtracts two vectors
const vec3	operator* (float) const
	scales the vector with the scalar
const vec3	operator/ (float) const
	scales the vector with the inverse of the scalar
bool	operator== (const vec3 &) const
	returns true if the vectors are equal
bool	operator!= (const vec3 &) const
	returns true if the vectors differ in at least one component
vec3 &	operator- ()
	opposite vector
float	norm () const
	norm of the vector (length*length)
float	length () const
	length of the vector
vec3 &	operator! ()
	normalizes the vector
float	dist2 (const vec3 &)
	norm of the vectors' difference (dist*dist)
float	dist (const vec3 &)
	length of the vectors' difference
float	operator* (const vec3 &) const
	dot product
const vec3	operator^ (const vec3 &) const
	cross product
void	print ()
	print the vector components
Public Attributes
float	v [3]
	our vector data

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Detailed Description

Definition at line 7 of file vec3.h.

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Constructor & Destructor Documentation

vec3::vec3

(

)

Definition at line 5 of file vec3.cpp.

References v.

Referenced by operator*(), operator+(), operator-(), operator/(), and operator^().

vec3::vec3	(	float	x,
		float	y,
		float	z = 0.0f
	)

Definition at line 12 of file vec3.cpp.

References v.

vec3::vec3

(

const float *

u

)

Definition at line 19 of file vec3.cpp.

References v.

vec3::vec3

(

const vec3 &

u

)

Definition at line 27 of file vec3.cpp.

References v.

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Member Function Documentation

float & vec3::operator[]

(

unsigned

i

)

returns an element of the vector

Definition at line 34 of file vec3.cpp.

References v.

vec3 & vec3::operator=

(

const vec3 &

u

)

assignment operator

Definition at line 39 of file vec3.cpp.

References v.

vec3 & vec3::operator+=

(

const vec3 &

u

)

adds the input vector to this one

Definition at line 50 of file vec3.cpp.

References v.

vec3 & vec3::operator-=

(

const vec3 &

u

)

subtracts the input vector from this one

Definition at line 58 of file vec3.cpp.

References v.

vec3 & vec3::operator*=

(

float

t

)

scales this vector with the scalar

Definition at line 66 of file vec3.cpp.

References v.

vec3 & vec3::operator/=

(

float

t

)

scales this vector with the inverse of the scalar

Definition at line 74 of file vec3.cpp.

const vec3 vec3::operator+

(

const vec3 &

u

)

const

adds two vectors

Definition at line 80 of file vec3.cpp.

References vec3().

const vec3 vec3::operator-

(

const vec3 &

u

)

const

subtracts two vectors

Definition at line 85 of file vec3.cpp.

References vec3().

const vec3 vec3::operator*

(

float

t

)

const

scales the vector with the scalar

Definition at line 90 of file vec3.cpp.

References vec3().

const vec3 vec3::operator/

(

float

t

)

const

scales the vector with the inverse of the scalar

Definition at line 95 of file vec3.cpp.

References vec3().

bool vec3::operator==

(

const vec3 &

u

)

const

returns true if the vectors are equal

Definition at line 140 of file vec3.cpp.

References v.

bool vec3::operator!=

(

const vec3 &

u

)

const

returns true if the vectors differ in at least one component

Definition at line 145 of file vec3.cpp.

References v.

vec3 & vec3::operator-

(

)

opposite vector

Definition at line 100 of file vec3.cpp.

float vec3::norm

(

)

const [inline]

norm of the vector (length*length)

Definition at line 105 of file vec3.cpp.

References v.

Referenced by length().

float vec3::length

(

)

const [inline]

length of the vector

Definition at line 110 of file vec3.cpp.

References norm().

Referenced by AngleR(), ArrowPoint::ArrowPoint(), and operator!().

vec3 & vec3::operator!

(

)

normalizes the vector

Definition at line 115 of file vec3.cpp.

References length().

float vec3::dist2

(

const vec3 &

u

)

norm of the vectors' difference (dist*dist)

Definition at line 120 of file vec3.cpp.

float vec3::dist

(

const vec3 &

u

)

length of the vectors' difference

Definition at line 125 of file vec3.cpp.

float vec3::operator*

(

const vec3 &

u

)

const

dot product

Definition at line 130 of file vec3.cpp.

References v.

const vec3 vec3::operator^

(

const vec3 &

u

)

const

cross product

Definition at line 135 of file vec3.cpp.

References v, and vec3().

void vec3::print

(

)

print the vector components

Definition at line 150 of file vec3.cpp.

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Member Data Documentation

float vec3::v[3]

our vector data

Definition at line 11 of file vec3.h.

Referenced by norm(), operator!=(), operator*(), operator*=(), operator+=(), operator-=(), operator<<(), operator=(), operator==(), operator[](), operator^(), and vec3().

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

• vec3.h
• vec3.cpp