ucar.visad.quantities

Class PolarHorizontalWind.PolarCoordinateSystem

java.lang.Object

visad.CoordinateSystem

ucar.visad.quantities.PolarHorizontalWind.PolarCoordinateSystem

All Implemented Interfaces:

java.io.Serializable

Enclosing class:

PolarHorizontalWind

public static final class PolarHorizontalWind.PolarCoordinateSystem
extends visad.CoordinateSystem

Provides support for transforming wind coordinates between polar and cartesian representations.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
PolarCoordinateSystem(visad.RealTupleType refType, visad.Unit speedUnit, visad.Unit directionUnit) Constructs from units for speed and direction.
PolarCoordinateSystem(visad.Unit speedUnit, visad.Unit directionUnit) Constructs from units for speed and direction.

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object object) Tests for semantic equality with an object.
double[][]	fromReference(double[][] values) Converts wind coordinates from cartesian to polar.
float[][]	fromReference(float[][] values) Converts wind coordinates from cartesian to polar.
double[][]	toReference(double[][] values) Converts wind coordinates from polar to cartesian.
float[][]	toReference(float[][] values) Converts wind coordinates from polar to cartesian.

Methods inherited from class visad.CoordinateSystem

canConvert, fromReference, fromReference, getCoordinateSystemUnits, getDimension, getReference, getReferenceUnits, toReference, toReference, transformCoordinates, transformCoordinates, transformCoordinates, transformCoordinates, transformCoordinatesFreeUnits, transformCoordinatesFreeUnits

Methods inherited from class java.lang.Object

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

Constructor Detail

PolarCoordinateSystem

public PolarCoordinateSystem(visad.Unit speedUnit,
                             visad.Unit directionUnit)
                      throws visad.VisADException

Constructs from units for speed and direction.

Parameters:

speedUnit - The unit for speed.

directionUnit - The unit for direction.

Throws:

visad.VisADException - Couldn't create necessary VisAD object.

PolarCoordinateSystem

public PolarCoordinateSystem(visad.RealTupleType refType,
                             visad.Unit speedUnit,
                             visad.Unit directionUnit)
                      throws visad.VisADException

Constructs from units for speed and direction.

Parameters:

refType - The reference type

speedUnit - The unit for speed.

directionUnit - The unit for direction.

Throws:

visad.VisADException - Couldn't create necessary VisAD object.

Method Detail

toReference

public double[][] toReference(double[][] values)
                       throws visad.VisADException

Converts wind coordinates from polar to cartesian.

Specified by:

toReference in class visad.CoordinateSystem

Parameters:

values - Polar wind coordinates (speed, direction).

Returns:

Cartesian wind coordinates (u, v).

Throws:

visad.VisADException - Couldn't create necessary VisAD object.

toReference

public float[][] toReference(float[][] values)
                      throws visad.VisADException

Converts wind coordinates from polar to cartesian.

Overrides:

toReference in class visad.CoordinateSystem

Parameters:

values - Polar wind coordinates (speed, direction).

Returns:

Cartesian wind coordinates (u, v).

Throws:

visad.VisADException - Couldn't create necessary VisAD object.

fromReference

public double[][] fromReference(double[][] values)
                         throws visad.VisADException

Converts wind coordinates from cartesian to polar.

Specified by:

fromReference in class visad.CoordinateSystem

Parameters:

values - Cartesian wind coordinates (u, v).

Returns:

Polar wind coordinates (speed, direction).

Throws:

visad.VisADException - Couldn't create necessary VisAD object.

fromReference

public float[][] fromReference(float[][] values)
                        throws visad.VisADException

Converts wind coordinates from cartesian to polar.

Overrides:

fromReference in class visad.CoordinateSystem

Parameters:

values - Cartesian wind coordinates (u, v).

Returns:

Polar wind coordinates (speed, direction).

Throws:

visad.VisADException - Couldn't create necessary VisAD object.

equals

public boolean equals(java.lang.Object object)

Tests for semantic equality with an object.

Specified by:

equals in class visad.CoordinateSystem

Parameters:

object - The object.

Returns:

True if and only if this object is semantically identical to the specified object.