hydroScalingAPI.examples.visad
Class DelaunayTest

java.lang.Object
  hydroScalingAPI.examples.visad.DelaunayTest

public class DelaunayTest
extends java.lang.Object

DelaunayTest provides a graphical demonstration of implemented Delaunay triangulation algorithms, in 2-D or 3-D.

Field Summary

static int	BOXES
static int	CLARKSON
static int	FAST
static int	NONE
static int	TRIANGLES
static int	VERTICES
static int	WATSON

Constructor Summary

DelaunayTest()

Method Summary

static float[]	intersection(float x1, float y1, float x2, float y2, float x3, float y3, float x4, float y4)
static void	main(java.lang.String[] argv) Run 'java DelaunayTest' for usage instructions
static visad.Delaunay	makeTriang(float[][] samples, int type, int numpass, boolean test) Triangulates the given samples according to the specified algorithm.
static void	sortTriangles(visad.Delaunay delaun, float[][] samples)
static void	visTriang(visad.Delaunay delaun, float[][] samples, int labels) Displays the results for the given Delaunay triangulation of the specified samples in a window.
static void	writeTriangulation(visad.Delaunay delaun, float[][] samples)

Methods inherited from class java.lang.Object

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

Field Detail

CLARKSON

public static final int CLARKSON

See Also:

Constant Field Values

WATSON

public static final int WATSON

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Constant Field Values

FAST

public static final int FAST

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Constant Field Values

NONE

public static final int NONE

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Constant Field Values

BOXES

public static final int BOXES

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Constant Field Values

TRIANGLES

public static final int TRIANGLES

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Constant Field Values

VERTICES

public static final int VERTICES

See Also:

Constant Field Values

Constructor Detail

DelaunayTest

public DelaunayTest()

Method Detail

main

public static void main(java.lang.String[] argv)
                 throws visad.VisADException,
                        java.rmi.RemoteException

Run 'java DelaunayTest' for usage instructions

Throws:

visad.VisADException

java.rmi.RemoteException

makeTriang

public static visad.Delaunay makeTriang(float[][] samples,
                                        int type,
                                        int numpass,
                                        boolean test)
                                 throws visad.VisADException,
                                        java.rmi.RemoteException

Triangulates the given samples according to the specified algorithm.

Parameters:

type - One of CLARKSON, WATSON, FAST

numpass - Number of improvement passes

test - Whether to test the triangulation for errors

Throws:

visad.VisADException

java.rmi.RemoteException

visTriang

public static void visTriang(visad.Delaunay delaun,
                             float[][] samples,
                             int labels)
                      throws visad.VisADException,
                             java.rmi.RemoteException

Displays the results for the given Delaunay triangulation of the specified samples in a window.

Parameters:

delaun - The triangulation to visualize

samples - The samples corresponding to the triangulation

labels - One of NONE, BOXES, TRIANGLES, VERTICES

Throws:

visad.VisADException

java.rmi.RemoteException

intersection

public static float[] intersection(float x1,
                                   float y1,
                                   float x2,
                                   float y2,
                                   float x3,
                                   float y3,
                                   float x4,
                                   float y4)

sortTriangles

public static void sortTriangles(visad.Delaunay delaun,
                                 float[][] samples)

writeTriangulation

public static void writeTriangulation(visad.Delaunay delaun,
                                      float[][] samples)