roboplayer.geometry
Class Polar

java.lang.Object
  |
  +--roboplayer.geometry.Polar

Direct Known Subclasses:

ObjectInfo

public class Polar

extends java.lang.Object

Helper class for operations on polar coordinates.

Version:

1.0

Author:

Krzysztof Langner

Field Summary

double	dir
double	dist

Constructor Summary

Polar()
Empty constructor

Polar(double r, double a)
Constructor.

Polar(Polar p)
Constructor.

Method Summary

void	addOld(Polar p) Add given polar to this one
double	getDistance(Polar pos) This function calculates distance between this and given second polar
Vector2d	getPosition() This function calculates position from polar coordinates
java.lang.String	toString() Convert to string

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

dist

public double dist

dir

public double dir

Constructor Detail

Polar

public Polar()

Empty constructor

Polar

public Polar(Polar p)

Constructor. Creates object at specified location

Parameters:

p - Polar to copy

Polar

public Polar(double r,
             double a)

Constructor. Creates object at specified location

Parameters:

r - distance

a - angle

Method Detail

getDistance

public double getDistance(Polar pos)

This function calculates distance between this and given second polar

Parameters:

pos - second object position

Returns:

distance

addOld

public void addOld(Polar p)

Add given polar to this one

Parameters:

p - polar to add ?????

getPosition

public Vector2d getPosition()

This function calculates position from polar coordinates

Returns:

x,y position

toString

public java.lang.String toString()

Convert to string

Overrides:

toString in class java.lang.Object

Returns:

object converted to string