Vec3I Class Reference

Point in three dimensions with integer coordinates. More...

#include <ivector.h>

Public Member Functions
	Vec3I ()
	Empty.
	Vec3I (int)
	Create a vector with the same coordinates.
	Vec3I (int, int, int)
	Create a vector with argument coordinates.
int &	operator[] (int)
	Gets the i-th coordinate of vector.
constexpr int	operator[] (int) const
	Returns the i-th coordinate of vector.
Vec3I	operator+ () const
	Overloaded.
Vec3I	operator- () const
	Overloaded.
Vec3I &	operator+= (const Vec3I &)
	Destructive addition.
Vec3I &	operator-= (const Vec3I &)
	Destructive subtraction.
Vec3I &	operator*= (int)
	Destructive scalar multiply.
Vec3I	Next (int) const
	Return the k-th point in the 1-neighborhood of the point.
QString	ToString () const
	Create a QString form a integer vector.

Static Public Attributes
static const Vec3I	next [26]
	Array of 26 Vec3I representing the offsets of the 1-neighborhood points of a Vec3I.

Protected Attributes
int	c [3] = { 0,0,0 }
	Integer coordinates.

Friends
Vec3I	operator+ (const Vec3I &u, const Vec3I &v)
	Destructively scale a vector by another vector.
Vec3I	operator- (const Vec3I &u, const Vec3I &v)
	Difference between two vectors.
bool	operator== (const Vec3I &u, const Vec3I &v)
	Strong equality test.
bool	operator!= (const Vec3I &u, const Vec3I &v)
	Strong difference test.
std::ostream &	operator<< (std::ostream &s, const Vec3I &u)
	Overloaded output-stream operator.

Detailed Description

Point in three dimensions with integer coordinates.

This class completes the QPoint class from Qt.

Constructor & Destructor Documentation

Vec3I() [1/2]

Vec3I::Vec3I ( int a )

inline

Create a vector with the same coordinates.

Parameters

a

Integer.

Vec3I() [2/2]

Vec3I::Vec3I ( int a, int b, int c )

inline

Create a vector with argument coordinates.

Parameters

a,b,c

Coordinates.

Member Function Documentation

Next()

Vec3I Vec3I::Next ( int k ) const

inline

Return the k-th point in the 1-neighborhood of the point.

Parameters

k

Index.

Friends And Related Symbol Documentation

operator+

Vec3I operator+ ( const Vec3I & u, const Vec3I & v )

friend

Destructively scale a vector by another vector.

Adds up two vectors.

operator<<

std::ostream & operator<< ( std::ostream & s, const Vec3I & u )

friend

Overloaded output-stream operator.

Parameters

u	Vector.
s	Stream.