Vector2d (Java 3D Javadocs 0-SNAPSHOT API)

java.lang.Object
- org.scijava.vecmath.Tuple2d
- - org.scijava.vecmath.Vector2d

All Implemented Interfaces:

Serializable, Cloneable
```
public class Vector2d
extends Tuple2d
implements Serializable
```
A 2-element vector that is represented by double-precision floating point x,y coordinates.

See Also:

Serialized Form

Field Summary
- Fields inherited from class org.scijava.vecmath.Tuple2d
  x, y

Constructor Summary

Constructors
Constructor and Description
`Vector2d()` Constructs and initializes a Vector2d to (0,0).
`Vector2d(double[] v)` Constructs and initializes a Vector2d from the specified array.
`Vector2d(double x, double y)` Constructs and initializes a Vector2d from the specified xy coordinates.
`Vector2d(Tuple2d t1)` Constructs and initializes a Vector2d from the specified Tuple2d.
`Vector2d(Tuple2f t1)` Constructs and initializes a Vector2d from the specified Tuple2f.
`Vector2d(Vector2d v1)` Constructs and initializes a Vector2d from the specified Vector2d.
`Vector2d(Vector2f v1)` Constructs and initializes a Vector2d from the specified Vector2f.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`double`	`angle(Vector2d v1)` Returns the angle in radians between this vector and the vector parameter; the return value is constrained to the range [0,PI].
`double`	`dot(Vector2d v1)` Computes the dot product of the this vector and vector v1.
`double`	`length()` Returns the length of this vector.
`double`	`lengthSquared()` Returns the squared length of this vector.
`void`	`normalize()` Normalizes this vector in place.
`void`	`normalize(Vector2d v1)` Sets the value of this vector to the normalization of vector v1.

Methods inherited from class org.scijava.vecmath.Tuple2d
absolute, absolute, add, add, clamp, clamp, clampMax, clampMax, clampMin, clampMin, clone, epsilonEquals, equals, equals, get, getX, getY, hashCode, interpolate, interpolate, negate, negate, scale, scale, scaleAdd, scaleAdd, set, set, set, set, setX, setY, sub, sub, toString

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

- Constructor Detail
  - Vector2d
```
public Vector2d(double x,
                double y)
```
    Constructs and initializes a Vector2d from the specified xy coordinates.
    
    Parameters:
    
    x - the x coordinate
    
    y - the y coordinate
  - Vector2d
```
public Vector2d(double[] v)
```
    Constructs and initializes a Vector2d from the specified array.
    
    Parameters:
    
    v - the array of length 2 containing xy in order
  - Vector2d
```
public Vector2d(Vector2d v1)
```
    Constructs and initializes a Vector2d from the specified Vector2d.
    
    Parameters:
    
    v1 - the Vector2d containing the initialization x y data
  - Vector2d
```
public Vector2d(Vector2f v1)
```
    Constructs and initializes a Vector2d from the specified Vector2f.
    
    Parameters:
    
    v1 - the Vector2f containing the initialization x y data
  - Vector2d
```
public Vector2d(Tuple2d t1)
```
    Constructs and initializes a Vector2d from the specified Tuple2d.
    
    Parameters:
    
    t1 - the Tuple2d containing the initialization x y data
  - Vector2d
```
public Vector2d(Tuple2f t1)
```
    Constructs and initializes a Vector2d from the specified Tuple2f.
    
    Parameters:
    
    t1 - the Tuple2f containing the initialization x y data
  - Vector2d
```
public Vector2d()
```
    Constructs and initializes a Vector2d to (0,0).
- Method Detail
  - dot
```
public final double dot(Vector2d v1)
```
    Computes the dot product of the this vector and vector v1.
    
    Parameters:
    
    v1 - the other vector
  - length
```
public final double length()
```
    Returns the length of this vector.
    
    Returns:
    
    the length of this vector
  - lengthSquared
```
public final double lengthSquared()
```
    Returns the squared length of this vector.
    
    Returns:
    
    the squared length of this vector
  - normalize
```
public final void normalize(Vector2d v1)
```
    Sets the value of this vector to the normalization of vector v1.
    
    Parameters:
    
    v1 - the un-normalized vector
  - normalize
```
public final void normalize()
```
    Normalizes this vector in place.
  - angle
```
public final double angle(Vector2d v1)
```
    Returns the angle in radians between this vector and the vector parameter; the return value is constrained to the range [0,PI].
    
    Parameters:
    
    v1 - the other vector
    
    Returns:
    
    the angle in radians in the range [0,PI]

Class Vector2d

Field Summary

Fields inherited from class org.scijava.vecmath.Tuple2d

Constructor Summary

Method Summary

Methods inherited from class org.scijava.vecmath.Tuple2d

Methods inherited from class java.lang.Object

Constructor Detail

Vector2d

Vector2d

Vector2d

Vector2d

Vector2d

Vector2d

Vector2d

Method Detail

dot

length

lengthSquared

normalize

normalize

angle