Module swim.math

Package swim.math

Class R2

java.lang.Object

swim.math.R2

All Implemented Interfaces:

Debug, AffineSpace<R2Point,R2Vector,Double>, F2<R2Vector,Double>, TensorSpace<R2Vector,Double>, VectorModule<R2Vector,Double>, VectorSpace<R2Vector,Double>

public class R2
extends Object
implements AffineSpace<R2Point,R2Vector,Double>, VectorSpace<R2Vector,Double>, F2<R2Vector,Double>, Debug

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	R2()

Method Summary

Modifier and Type	Method	Description
R2Vector	add(R2Vector u, R2Vector v)
R2Vector	combine(Double a, R2Vector u, Double b, R2Vector v)
<T> Output<T>	debug(Output<T> output)	Writes a developer readable, debug-formatted string representation of this object to output.
R2Vector	difference(R2Point p, R2Point q)
TensorDims	dimensions()
Double	getX(R2Vector v)
Double	getY(R2Vector v)
R2Vector	multiply(R2Vector u, Double a)
R2Vector	of(Double x, Double y)
R2Vector	opposite(R2Vector v)
R2Point	origin()
R	scalar()
static R2	space()
R2Vector	subtract(R2Vector u, R2Vector v)
String	toString()
R2Point	translate(R2Point p, R2Vector v)
R2	vector()
R2Vector	zero()

Methods inherited from class java.lang.Object

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

Constructor Detail

R2

protected R2()

Method Detail

vector

public final R2 vector()

Specified by:

vector in interface AffineSpace<R2Point,R2Vector,Double>

scalar

public final R scalar()

Specified by:

scalar in interface AffineSpace<R2Point,R2Vector,Double>

Specified by:

scalar in interface TensorSpace<R2Vector,Double>

Specified by:

scalar in interface VectorModule<R2Vector,Double>

Specified by:

scalar in interface VectorSpace<R2Vector,Double>

dimensions

public TensorDims dimensions()

Specified by:

dimensions in interface TensorSpace<R2Vector,Double>

origin

public final R2Point origin()

Specified by:

origin in interface AffineSpace<R2Point,R2Vector,Double>

zero

public final R2Vector zero()

Specified by:

zero in interface TensorSpace<R2Vector,Double>

Specified by:

zero in interface VectorModule<R2Vector,Double>

Specified by:

zero in interface VectorSpace<R2Vector,Double>

of

public final R2Vector of(Double x,
                         Double y)

Specified by:

of in interface F2<R2Vector,Double>

getX

public final Double getX(R2Vector v)

Specified by:

getX in interface F2<R2Vector,Double>

getY

public final Double getY(R2Vector v)

Specified by:

getY in interface F2<R2Vector,Double>

add

public final R2Vector add(R2Vector u,
                          R2Vector v)

Specified by:

add in interface TensorSpace<R2Vector,Double>

Specified by:

add in interface VectorModule<R2Vector,Double>

Specified by:

add in interface VectorSpace<R2Vector,Double>

opposite

public final R2Vector opposite(R2Vector v)

Specified by:

opposite in interface TensorSpace<R2Vector,Double>

Specified by:

opposite in interface VectorModule<R2Vector,Double>

Specified by:

opposite in interface VectorSpace<R2Vector,Double>

subtract

public final R2Vector subtract(R2Vector u,
                               R2Vector v)

Specified by:

subtract in interface TensorSpace<R2Vector,Double>

Specified by:

subtract in interface VectorModule<R2Vector,Double>

Specified by:

subtract in interface VectorSpace<R2Vector,Double>

multiply

public final R2Vector multiply(R2Vector u,
                               Double a)

Specified by:

multiply in interface TensorSpace<R2Vector,Double>

Specified by:

multiply in interface VectorModule<R2Vector,Double>

Specified by:

multiply in interface VectorSpace<R2Vector,Double>

combine

public final R2Vector combine(Double a,
                              R2Vector u,
                              Double b,
                              R2Vector v)

Specified by:

combine in interface TensorSpace<R2Vector,Double>

Specified by:

combine in interface VectorModule<R2Vector,Double>

Specified by:

combine in interface VectorSpace<R2Vector,Double>

translate

public final R2Point translate(R2Point p,
                               R2Vector v)

Specified by:

translate in interface AffineSpace<R2Point,R2Vector,Double>

difference

public final R2Vector difference(R2Point p,
                                 R2Point q)

Specified by:

difference in interface AffineSpace<R2Point,R2Vector,Double>

debug

public <T> Output<T> debug(Output<T> output)

Description copied from interface: Debug

Writes a developer readable, debug-formatted string representation of this object to output.

Specified by:

debug in interface Debug

Returns:

the continuation of the output.

toString

public String toString()

Overrides:

toString in class Object

space

public static R2 space()