pt.lsts.neptus.util

Class AngleCalc

java.lang.Object

pt.lsts.neptus.util.AngleCalc

public class AngleCalc
extends java.lang.Object

Author:

zecarlos, RJPG

Field Summary

Fields

Modifier and Type	Field and Description
static double	TWO_PI_RADS

Constructor Summary

Constructors

Constructor and Description
AngleCalc()

Method Summary

Methods

Modifier and Type	Method and Description
static double	calcAngle(double x1, double y1, double x2, double y2)
static java.util.Vector<java.awt.geom.Point2D>	linearizePoint2d(java.util.Vector<java.awt.geom.Point2D> points, double angleTolerance)
static void	main(java.lang.String[] args)
static double	nomalizeAngleDegrees180(double angle)
static double	nomalizeAngleDegrees360(double angle)
static double	nomalizeAngleRads2Pi(double angle)
static double	nomalizeAngleRadsPi(double angle)
static double[]	rotate(double angleRadians, double x, double y, boolean clockwiseRotation) XY Coordinate conversion considering a rotation angle.

Methods inherited from class java.lang.Object

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

Field Detail

TWO_PI_RADS

public static final double TWO_PI_RADS

See Also:

Constant Field Values

Constructor Detail

AngleCalc

public AngleCalc()

Method Detail

linearizePoint2d

public static java.util.Vector<java.awt.geom.Point2D> linearizePoint2d(java.util.Vector<java.awt.geom.Point2D> points,
                                                       double angleTolerance)

calcAngle

public static double calcAngle(double x1,
               double y1,
               double x2,
               double y2)

nomalizeAngleRads2Pi

public static double nomalizeAngleRads2Pi(double angle)

Parameters:

angle -

Returns:

the angle between 0 and 2pi

nomalizeAngleRadsPi

public static double nomalizeAngleRadsPi(double angle)

Parameters:

angle -

Returns:

the angle between -pi and pi

nomalizeAngleDegrees360

public static double nomalizeAngleDegrees360(double angle)

Parameters:

angle -

Returns:

the angle between 0 and 360

nomalizeAngleDegrees180

public static double nomalizeAngleDegrees180(double angle)

Parameters:

angle -

Returns:

the angle between -180 and 180

rotate

public static double[] rotate(double angleRadians,
              double x,
              double y,
              boolean clockwiseRotation)

XY Coordinate conversion considering a rotation angle. (Eduardo Marques)

Parameters:

angleRadians - angle

x - original x value on entry, rotated x value on exit.

y - original y value on entry, rotated y value on exit.

clockwiseRotation - clockwiseRotation rotation or not

main

public static void main(java.lang.String[] args)