VectorUtil

java.lang.Object

provided.utils.valueGenerator.impl.VectorUtil

All Implemented Interfaces:: IVectorUtil

public class VectorUtil extends Object implements IVectorUtil

Implementation of IVectorUtil

Author:: swong

Field Summary

Fields

Modifier and Type

Field

Description

static VectorUtil

Singleton

Singleton instance
Constructor Summary

Constructors

Modifier

Constructor

Description

private

VectorUtil()

Private constructor for singleton.
Method Summary

Modifier and Type

Method

Description

double

angleBetween(Point2D v1, Point2D v2)

Utility method to get the signed angle between the two 2-D vectors.

void

rotate(Point2D v, double angle)

Utility method to rotate the given vector by the given angle the input vector is mutated.

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

Field Details
- Singleton
  
  public static final VectorUtil Singleton
  
  Singleton instance
Constructor Details
- VectorUtil
  
  private VectorUtil()
  
  Private constructor for singleton.
Method Details
- rotate
  
  public void rotate(Point2D v, double angle)
  
  Description copied from interface: IVectorUtil
  
  Utility method to rotate the given vector by the given angle the input vector is mutated. Works with both Points and Point2D.Doubles.
  
  Specified by:
  
  rotate in interface IVectorUtil
  
  Parameters:
  
  v - A 2-D vector
  
  angle - Angle to rotate by in radians
- angleBetween
  
  public double angleBetween(Point2D v1, Point2D v2)
  
  Description copied from interface: IVectorUtil
  
  Utility method to get the signed angle between the two 2-D vectors. Works with both Points and Point2D.Doubles.
  
  Specified by:
  
  angleBetween in interface IVectorUtil
  
  Parameters:
  
  v1 - vector #1
  
  v2 - vector #2
  
  Returns:
  
  the angle from v1 to v2