Point3D Struct Reference

A point in 3D space structure. More...

List of all members.

Public Member Functions
	Point3D (double x, double y, double z)
	Ctor.
	Point3D (Point3D p)
	Copy ctor.
	Point3D (double[] arr)
	Ctor.
void	CopyTo (Point3D p)
	Copies this point to another.
override bool	Equals (object p)
	Compares two points.
override string	ToString ()
	String representation.
override int	GetHashCode ()
	Hash code.
double[]	ToArray ()
	Gets an array of 3 doubles.
void	FromArray (object[] arr)
	Sets the point with coordinates from array of 3 doubles.
Static Public Member Functions
static bool	operator== (Point3D g1, Point3D g2)
	Checks two points if they are equal in the terms of Equals method.
static bool	operator!= (Point3D g1, Point3D g2)
	Checks two points for unequality in the terms of Equals method.
static bool	DoublesEqual (double d1, double d2)
	Compares two doubles in the terms of Tolerance.
static bool	PointsEqual (Point3D p1, Point3D p2)
	Compares two points.
static	operator double[] (Point3D pt)
	Redirects to ToArray().
static Point3D	operator- (Point3D pt1, Point3D pt2)
	Substraction.
static Point3D	operator+ (Point3D pt1, Point3D pt2)
	Addition.
static Point3D	operator * (double k, Point3D pt)
	Multiplication by number.
static double	operator * (Point3D a, Point3D b)
	Scalar multiplication.
static Point3D[]	ConvertArray (double[] arr)
	Builds an array of Point3D from an array of doubles.
static Point3D[]	Convert2DArray (double[] arr)
	Builds an array of Point3D from 2D-array of doubles.
Properties
double	X
	X.
double	Y
	Y.
double	Z
	Z.
static double	Tolerance
	Gets or sets predefined tolerance.

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Detailed Description

A point in 3D space structure.

Contains predefined tolerance property for equality operations.

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Constructor & Destructor Documentation

Point3D (  double  x, double  y, double  z )

Ctor. Parameters: x  X y  Y z  Z

Point3D (  Point3D  p  )

Copy ctor. Parameters: p  prototype

Point3D (  double[]  arr  )

Ctor. Parameters: arr  array of 3 doubles

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Member Function Documentation

void CopyTo (  Point3D  p  )

Copies this point to another. Parameters: p  point to copy to

override bool Equals (  object  p  )

Compares two points. Parameters: p  point Returns: true if the points are equal in the terms of Tolerance

static bool operator== (  Point3D  g1, Point3D  g2 )  [static]

Checks two points if they are equal in the terms of Equals method. Parameters: g1  point g2  point Returns: true if they are considered as equal

static bool operator!= (  Point3D  g1, Point3D  g2 )  [static]

Checks two points for unequality in the terms of Equals method. Parameters: g1  point g2  point Returns: true if they are considered as unequal

static bool DoublesEqual (  double  d1, double  d2 )  [static]

Compares two doubles in the terms of Tolerance. Parameters: d1  double d2  double Returns: true if they are considered as equal

static bool PointsEqual (  Point3D  p1, Point3D  p2 )  [static]

Compares two points. Equal method redirects here. Parameters: p1  point p2  point Returns: true if the points are equal in the terms of Tolerance

override string ToString (   )

String representation. Returns: i.e. "(2,5,8)"

override int GetHashCode (   )

Hash code. Returns: what base method returns

double [] ToArray (   )

Gets an array of 3 doubles. Returns: double array with X,Y,Z

void FromArray (  object[]  arr  )

Sets the point with coordinates from array of 3 doubles. Parameters: arr  array of 3 doubles

static operator double[] (  Point3D  pt  )  [explicit, static]

Redirects to ToArray(). Parameters: pt  point Returns: array

static Point3D operator- (  Point3D  pt1, Point3D  pt2 )  [static]

Substraction. Parameters: pt1  from pt2  what Returns: difference

static Point3D operator+ (  Point3D  pt1, Point3D  pt2 )  [static]

Addition. Parameters: pt1  item pt2  item Returns: sum

static Point3D operator * (  double  k, Point3D  pt )  [static]

Multiplication by number. Parameters: k  number pt  point Returns: product

static double operator * (  Point3D  a, Point3D  b )  [static]

Scalar multiplication. Parameters: a  point b  point Returns: scalar product

static Point3D [] ConvertArray (  double[]  arr  )  [static]

Builds an array of Point3D from an array of doubles. Parameters: arr  coordinates array Returns: points array

static Point3D [] Convert2DArray (  double[]  arr  )  [static]

Builds an array of Point3D from 2D-array of doubles. Parameters: arr  2D coordinates array Returns: points array with Z coordinate equal to zero

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Property Documentation

double X [get, set]

X.

double Y [get, set]

Y.

double Z [get, set]

Z.

double Tolerance [static, get, set]

Gets or sets predefined tolerance.

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