Vector

java.lang.Object
- ProGAL.geomNd.Vector
- - ProGAL.geom2d.Vector

```
public class Vector
extends Vector
```

Field Summary
- Fields inherited from class ProGAL.geomNd.Vector
  coords, dim

Constructor Summary

Constructors
Constructor and Description
`Vector(double[] coords)` Creates a vector with the given coordinates given in an array
`Vector(double x, double y)` Creates a vector with the given coordinates
`Vector(Point p)` Creates a position vector (from origo to p)
`Vector(Point p, Point q)` Creates a vector from point p to point q

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`Vector`	`add(Vector v)`
`Vector`	`addThis(Point p)`
`Vector`	`addThis(Vector v)`
`Vector`	`clone()` Create a clone of this vector.
`static Vector`	`createDiff(Vector u, Vector v)`
`Vector`	`createRotatedVector(double a)`
`static Vector`	`createSum(Vector u, Vector v)`
`static double`	`crossProduct(Vector u, Vector v)`
`double`	`dot(Vector v)`
`static double`	`dotProduct(Vector u, Vector v)`
`double[]`	`getCoords()`
`double`	`getSlope()`
`double`	`getSquaredLength()`
`static boolean`	`leftTurn(Vector u, Vector v)`
`double`	`length()` Get the length of this vector.
`Vector`	`multiply(double a)` Multiply this vector by s and return the result (without changing this object).
`Vector`	`multiplyThis(double a)` Multiply this vector by s and return the result (changing this object).
`void`	`negative()`
`Vector`	`normalize()` Normalize this vector and return the result (without changing this object).
`Vector`	`normalizeThis()` Normalize this vector and return the result (changing this object).
`static boolean`	`rightTurn(Vector u, Vector v)`
`Vector`	`rotate90()`
`Vector`	`rotate90This()`
`Vector`	`rotateThis(double a)` Perform a counter-clock-wise rotation by a radians.
`Vector`	`scale(double a)`
`Vector`	`scaleToLength(double l)` Scale this vector to a certain length (returns new object and does not change this object).
`void`	`toConsole()` Writes this vector to `System.out`.
`void`	`toConsole(int dec)` Writes this vector to `System.out` with `dec` decimals precision.
`Point`	`toPoint()` Convert this vector to a point.
`java.lang.String`	`toString()` Returns a string-representation of this vector formatted with two decimals precision.
`java.lang.String`	`toString(int dec)` Returns a string-representation of this vector formatted with `dec` decimals precision.
`double`	`x()`
`double`	`y()`

Methods inherited from class ProGAL.geomNd.Vector
add, addThis, angle, divide, divideThis, dot, equals, equals, get, getAngle, getCoord, getDimensions, getLengthSquared, isZeroVector, outerProduct, randomVector, scaleToLengthThis, set, setCoord, setCoords, subtract, subtractThis

Methods inherited from class java.lang.Object
finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - Vector
```
public Vector(double x,
              double y)
```
    Creates a vector with the given coordinates
  - Vector
```
public Vector(double[] coords)
```
    Creates a vector with the given coordinates given in an array
  - Vector
```
public Vector(Point p,
              Point q)
```
    Creates a vector from point p to point q
  - Vector
```
public Vector(Point p)
```
    Creates a position vector (from origo to p)
- Method Detail
  - x
```
public double x()
```
  - y
```
public double y()
```
  - getCoords
```
public double[] getCoords()
```
  - getSquaredLength
```
public double getSquaredLength()
```
  - length
```
public double length()
```
    Description copied from class: Vector
    
    Get the length of this vector.
    
    Overrides:
    
    length in class Vector
  - getSlope
```
public double getSlope()
```
  - negative
```
public void negative()
```
  - scale
```
public Vector scale(double a)
```
  - rotateThis
```
public Vector rotateThis(double a)
```
    Perform a counter-clock-wise rotation by a radians.
  - add
```
public Vector add(Vector v)
```
  - addThis
```
public Vector addThis(Vector v)
```
  - addThis
```
public Vector addThis(Point p)
```
  - multiply
```
public Vector multiply(double a)
```
    Description copied from class: Vector
    
    Multiply this vector by s and return the result (without changing this object).
    
    Overrides:
    
    multiply in class Vector
  - multiplyThis
```
public Vector multiplyThis(double a)
```
    Description copied from class: Vector
    
    Multiply this vector by s and return the result (changing this object).
    
    Overrides:
    
    multiplyThis in class Vector
  - normalize
```
public Vector normalize()
```
    Description copied from class: Vector
    
    Normalize this vector and return the result (without changing this object).
    
    Overrides:
    
    normalize in class Vector
  - normalizeThis
```
public Vector normalizeThis()
```
    Description copied from class: Vector
    
    Normalize this vector and return the result (changing this object).
    
    Overrides:
    
    normalizeThis in class Vector
  - createRotatedVector
```
public Vector createRotatedVector(double a)
```
  - rotate90
```
public Vector rotate90()
```
  - rotate90This
```
public Vector rotate90This()
```
  - toPoint
```
public Point toPoint()
```
    Description copied from class: Vector
    
    Convert this vector to a point.
    
    Overrides:
    
    toPoint in class Vector
  - createSum
```
public static Vector createSum(Vector u,
                               Vector v)
```
  - createDiff
```
public static Vector createDiff(Vector u,
                                Vector v)
```
  - crossProduct
```
public static double crossProduct(Vector u,
                                  Vector v)
```
  - dotProduct
```
public static double dotProduct(Vector u,
                                Vector v)
```
  - leftTurn
```
public static boolean leftTurn(Vector u,
                               Vector v)
```
  - rightTurn
```
public static boolean rightTurn(Vector u,
                                Vector v)
```
  - toString
```
public java.lang.String toString()
```
    Description copied from class: Vector
    
    Returns a string-representation of this vector formatted with two decimals precision.
    
    Overrides:
    
    toString in class Vector
  - toString
```
public java.lang.String toString(int dec)
```
    Description copied from class: Vector
    
    Returns a string-representation of this vector formatted with dec decimals precision.
    
    Overrides:
    
    toString in class Vector
  - toConsole
```
public void toConsole()
```
    Description copied from class: Vector
    
    Writes this vector to System.out.
    
    Overrides:
    
    toConsole in class Vector
  - toConsole
```
public void toConsole(int dec)
```
    Description copied from class: Vector
    
    Writes this vector to System.out with dec decimals precision.
    
    Overrides:
    
    toConsole in class Vector
  - scaleToLength
```
public Vector scaleToLength(double l)
```
    Description copied from class: Vector
    
    Scale this vector to a certain length (returns new object and does not change this object).
    
    Overrides:
    
    scaleToLength in class Vector
  - dot
```
public double dot(Vector v)
```
  - clone
```
public Vector clone()
```
    Description copied from class: Vector
    
    Create a clone of this vector.
    
    Overrides:
    
    clone in class Vector

Class Vector

Field Summary

Fields inherited from class ProGAL.geomNd.Vector

Constructor Summary

Method Summary

Methods inherited from class ProGAL.geomNd.Vector

Methods inherited from class java.lang.Object

Constructor Detail

Vector

Vector

Vector

Vector

Method Detail

x

y

getCoords

getSquaredLength

length

getSlope

negative

scale

rotateThis

add

addThis

addThis

multiply

multiplyThis

normalize

normalizeThis

createRotatedVector

rotate90

rotate90This

toPoint

createSum

createDiff

crossProduct

dotProduct

leftTurn

rightTurn

toString

toString

toConsole

toConsole

scaleToLength

dot

clone