Point3D Class Reference

List of all members.

Public Member Functions
double &	operator[] (const int &index)
double &	index (const int &i)
double	dot (const Point3D &pt) const
double	length (void) const
double	squareNorm (void) const
Point3D	unit (void) const
Point3D	negate (void) const
Point3D	operator- (void) const
Point3D	scale (double scale) const
Point3D	operator * (double scale) const
Point3D &	operator *= (double scale)
Point3D	operator/ (double scale) const
Point3D &	operator/= (double scale)
Point3D	add (const Point3D &pt) const
Point3D	operator+ (const Point3D &pt) const
Point3D &	operator+= (const Point3D &pt)
Point3D	subtract (const Point3D &pt) const
Point3D	operator- (const Point3D &pt) const
Point3D &	operator-= (const Point3D &pt)
Point3D	mult (const Point3D &pt) const
Point3D	operator * (const Point3D &pt) const
Point3D &	operator *= (const Point3D &pt)
Point3D	div (const Point3D &pt) const
Point3D	operator/ (const Point3D &pt) const
Point3D &	operator/= (const Point3D &pt)
Point3D	crossProduct (const Point3D &pt) const
Point3D	operator^ (const Point3D &pt) const
Point3D &	operator^= (const Point3D &pt)
Public Attributes
double	p [3]

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Detailed Description

This class represents a 3D vector

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Member Function Documentation

Point3D Point3D::add (  const Point3D &  pt  )  const

This method adds two points and returns their sum.

Point3D Point3D::crossProduct (  const Point3D &  pt  )  const

This method returns the cross-product of two points.

Point3D Point3D::div (  const Point3D &  pt  )  const

This method performs a component-wise division of two ponts and returns the ratio.

double Point3D::dot (  const Point3D &  pt  )  const

This method returns the dot product of two points.

double & Point3D::index (  const int &  i  )

This method returns the value of the indexed coefficient.

double Point3D::length (  void   )  const

This method returns the length of a point.

Point3D Point3D::mult (  const Point3D &  pt  )  const

This method performs a component-wise multiplication of two ponts and returns the product.

Point3D Point3D::negate (  void   )  const

This method return the negative of the point.

Point3D Point3D::operator * (  const Point3D &  pt  )  const

This method performs a component-wise multiplication of two ponts and returns the product.

Point3D Point3D::operator * (  double  scale  )  const

This method scales a point by a constant factor and returns a new point.

Point3D & Point3D::operator *= (  const Point3D &  pt  )

This method multiplies the coefficients of the current point by the coefficients of the input point.

Point3D & Point3D::operator *= (  double  scale  )

This method scales the current point by a constant factor.

Point3D Point3D::operator+ (  const Point3D &  pt  )  const

This method adds two points and returns their sum.

Point3D & Point3D::operator+= (  const Point3D &  pt  )

This method adds a point to the current point.

Point3D Point3D::operator- (  const Point3D &  pt  )  const

This method subtracts two points and returns their difference.

Point3D Point3D::operator- (  void   )  const

This method return the negative of the point.

Point3D & Point3D::operator-= (  const Point3D &  pt  )

This method subtracts a point from the current point.

Point3D Point3D::operator/ (  const Point3D &  pt  )  const

This method performs a component-wise division of two ponts and returns the ratio.

Point3D Point3D::operator/ (  double  scale  )  const

This method divides the coefficients of a point by a constant factor and returns a new point.

Point3D & Point3D::operator/= (  const Point3D &  pt  )

This method divides the coefficients of the current point by the coefficients of the input point.

Point3D & Point3D::operator/= (  double  scale  )

This method divides the coefficients of the current point by a constant factor.

double & Point3D::operator[] (  const int &  index  )

This method returns the value of the indexed coefficient.

Point3D Point3D::operator^ (  const Point3D &  pt  )  const

This method returns the cross-product of two points.

Point3D & Point3D::operator^= (  const Point3D &  pt  )

This method set the current point to be equal to the cross-product of itself with the input point.

Point3D Point3D::scale (  double  scale  )  const

This method scales a point by a constant factor and returns a new point.

double Point3D::squareNorm (  void   )  const

This method returns the square of the length of a point.

Point3D Point3D::subtract (  const Point3D &  pt  )  const

This method subtracts two points and returns their difference.

Point3D Point3D::unit (  void   )  const

This method returns a unit vector that points in the same direction as the point.

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Member Data Documentation

double Point3D::p[3]

The coordinates of the point

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