edu.wpi.first.wpilibj.drive

Class Vector2d

java.lang.Object

edu.wpi.first.wpilibj.drive.Vector2d

public class Vector2d
extends java.lang.Object

This is a 2D vector struct that supports basic vector operations.

Field Summary

Fields

Modifier and Type	Field and Description
double	x
double	y

Constructor Summary

Constructors

Constructor and Description
Vector2d()
Vector2d(double x, double y)

Method Summary

Modifier and Type	Method and Description
double	dot(Vector2d vec) Returns dot product of this vector with argument.
double	magnitude() Returns magnitude of vector.
void	rotate(double angle) Rotate a vector in Cartesian space.
double	scalarProject(Vector2d vec) Returns scalar projection of this vector onto argument.

Methods inherited from class java.lang.Object

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

Field Detail

x

public double x

y

public double y

Constructor Detail

Vector2d

public Vector2d()

Vector2d

public Vector2d(double x,
                double y)

Method Detail

rotate

public void rotate(double angle)

Rotate a vector in Cartesian space.

Parameters:

angle - angle in degrees by which to rotate vector counter-clockwise.

dot

public double dot(Vector2d vec)

Returns dot product of this vector with argument.

Parameters:

vec - Vector with which to perform dot product.

magnitude

public double magnitude()

Returns magnitude of vector.

scalarProject

public double scalarProject(Vector2d vec)

Returns scalar projection of this vector onto argument.

Parameters:

vec - Vector onto which to project this vector.