Package ucar.visad

Class WindBarb

java.lang.Object

ucar.visad.WindBarb

public class WindBarb
extends Object

Class WindBarb to create wind barbs as shapes

Version:

$Revision: 1.5 $

Author:

IDV Development Team

Constructor Summary

Constructors

Constructor	Description
WindBarb()	Default constructor

Method Summary

Modifier and Type	Method	Description
static float[]	makeBarb(boolean south, float x, float y, float z, float scale, float pt_size, float f0, float f1, float[] vx, float[] vy, float[] vz, int[] numv, float[] tx, float[] ty, float[] tz, int[] numt)	Adapted from Don Murray's mind
static float[]	makeBarb(boolean south, float x, float y, float z, float scale, float pt_size, float f0, float f1, float[] vx, float[] vy, float[] vz, int[] numv, float[] tx, float[] ty, float[] tz, int[] numt, boolean rotateToGlobe)	Adapted from Don Murray's mind
static float[]	makeBarbOld(boolean south, float x, float y, float z, float scale, float pt_size, float f0, float f1, float[] vx, float[] vy, float[] vz, int[] numv, float[] tx, float[] ty, float[] tz, int[] numt)	adapted from Justin Baker's WindBarb, which is adapted from Mark Govett's barbs.pro IDL routine
static VisADGeometryArray[]	staticMakeFlow(float[][] flow_values, float flowScale, float[][] spatial_values, byte[][] color_values, boolean[][] range_select, boolean isSouth)	Static method to make flow components

Methods inherited from class java.lang.Object

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

Constructor Details

WindBarb

public WindBarb()

Default constructor

Method Details

staticMakeFlow

public static VisADGeometryArray[] staticMakeFlow(float[][] flow_values,
 float flowScale,
 float[][] spatial_values,
 byte[][] color_values,
 boolean[][] range_select,
 boolean isSouth)
                                           throws VisADException

Static method to make flow components

Parameters:

flow_values - values of flow

flowScale - scale factors

spatial_values - spatial values

color_values - colors for flow depictions

range_select - checks for whether this is a range select

isSouth - barb orientation flag

Returns:

array of shapes as VisADGeometryArrays

Throws:

VisADException

makeBarbOld

public static float[] makeBarbOld(boolean south,
 float x,
 float y,
 float z,
 float scale,
 float pt_size,
 float f0,
 float f1,
 float[] vx,
 float[] vy,
 float[] vz,
 int[] numv,
 float[] tx,
 float[] ty,
 float[] tz,
 int[] numt)

adapted from Justin Baker's WindBarb, which is adapted from Mark Govett's barbs.pro IDL routine

Parameters:

south - north or south orientation flag

x - x value location

y - y value location

z - z value location

scale - scale factor

pt_size - spacing between barbs

f0 - u component

f1 - v component

vx - x coordinate of VisADLineArrays

vy - y coordinate of VisADLineArrays

vz - z coordinate of VisADLineArrays

numv - number of coordinates

tx - x coordinate of VisADTriangleArrays (wind flags)

ty - y coordinate of VisADTriangleArrays (wind flags)

tz - z coordinate of VisADTriangleArrays (wind flags)

numt - number of coordinates

Returns:

an array of the start and end points

makeBarb

public static float[] makeBarb(boolean south,
 float x,
 float y,
 float z,
 float scale,
 float pt_size,
 float f0,
 float f1,
 float[] vx,
 float[] vy,
 float[] vz,
 int[] numv,
 float[] tx,
 float[] ty,
 float[] tz,
 int[] numt)

Adapted from Don Murray's mind

Parameters:

south - north or south orientation flag

x - x value location

y - y value location

z - z value location

scale - scale factor

pt_size - spacing between barbs

f0 - u component

f1 - v component

vx - x coordinate of VisADLineArrays

vy - y coordinate of VisADLineArrays

vz - z coordinate of VisADLineArrays

numv - number of coordinates

tx - x coordinate of VisADTriangleArrays (wind flags)

ty - y coordinate of VisADTriangleArrays (wind flags)

tz - z coordinate of VisADTriangleArrays (wind flags)

numt - number of coordinates

Returns:

an array of the start and end points

makeBarb

public static float[] makeBarb(boolean south,
 float x,
 float y,
 float z,
 float scale,
 float pt_size,
 float f0,
 float f1,
 float[] vx,
 float[] vy,
 float[] vz,
 int[] numv,
 float[] tx,
 float[] ty,
 float[] tz,
 int[] numt,
 boolean rotateToGlobe)

Adapted from Don Murray's mind

Parameters:

south - north or south orientation flag

x - x value location

y - y value location

z - z value location

scale - scale factor

pt_size - spacing between barbs

f0 - u component

f1 - v component

vx - x coordinate of VisADLineArrays

vy - y coordinate of VisADLineArrays

vz - z coordinate of VisADLineArrays

numv - number of coordinates

tx - x coordinate of VisADTriangleArrays (wind flags)

ty - y coordinate of VisADTriangleArrays (wind flags)

tz - z coordinate of VisADTriangleArrays (wind flags)

numt - number of coordinates

rotateToGlobe - if true, rotate vectors for globe

Returns:

an array of the start and end points