com.partnersoft.geometry.xy
Class XyConstants

java.lang.Object
  com.partnersoft.geometry.xy.XyConstants

All Implemented Interfaces:

Constants

public class XyConstants
extends java.lang.Object
implements Constants

Geometric constants and conversion factors.

Copyright 2007 Partner Software, Inc.

Version:

$Id: XyConstants.java 2328 2010-01-06 15:38:22Z paul $

Author:

Paul Reavis

Field Summary

static XyAffineTransform	AFFINE_IDENTITY Identity affine transformation.
static XyAngle	ANGLE_EIGHTH_CIRCLE Angle representing an eighth circle; 45 degrees, pi/4 radians.
static XyAngle	ANGLE_FULL_CIRCLE Angle representing a full circle; 360 degrees,2 pi radians.
static XyAngle	ANGLE_HALF_CIRCLE Angle representing half a circle; 180 degrees, pi radians.
static XyAngle	ANGLE_QUARTER_CIRCLE Angle representing a quarter circle; 90 degrees, pi/2 radians.
static XyAngle	ANGLE_SIXTIETH_CIRCLE Angle representing a sixtieth of a circle; 6 degrees, pi/30 radians.
static XyAngle	ANGLE_THREE_EIGHTH_CIRCLE Angle representing a 3/8 circle; 135 degrees, 3/4 pi radians.
static XyAngle	ANGLE_THREE_QUARTER_CIRCLE Angle representing half a circle; 270 degrees, 3/2 pi radians.
static XyAngle	ANGLE_ZERO Angle representing no angle; 0 degrees, 0 radians.
static double	DEGREES_TO_MICRONS Conversion factor to convert degrees to microns (1/1048576 second).
static double	DEGREES_TO_MINUTES Conversion factor to convert degrees to minutes.
static double	DEGREES_TO_RADIANS Conversion factor to convert degrees to radians.
static double	DEGREES_TO_REVOLUTIONS Conversion factor to convert degrees to revolutions.
static double	DEGREES_TO_SECONDS Conversion factor to convert degrees to seconds.
static XyDirection	EAST The direction with theta = 0 and bearing = 90 (due east).
static double	FIVE_QUARTER_PI Five quarter pi is 3/8 of a pie.
static double	HALF_PI A half pi is a quarter of a pie.
static double	MICRONS_TO_DEGREES Conversion factor to convert microns to degrees.
static double	MICRONS_TO_MINUTES Conversion factor to convert microns to minutes.
static double	MICRONS_TO_RADIANS Conversion factor to convert microns to radians.
static double	MICRONS_TO_REVOLUTIONS Conversion factor to convert microns to revolutions.
static double	MICRONS_TO_SECONDS Conversion factor to convert microns to seconds.
static double	MINUTES_TO_DEGREES Conversion factor to convert minutes to degrees.
static double	MINUTES_TO_MICRONS Conversion factor to convert minutes to microns (1/1048576 second).
static double	MINUTES_TO_RADIANS Conversion factor to convert minutes to radians.
static double	MINUTES_TO_REVOLUTIONS Conversion factor to convert minutes to revolutions.
static double	MINUTES_TO_SECONDS Conversion factor to convert minutes to seconds.
static XyDirection	NORTH The direction with theta = 1/2 PI and bearing = 0 (due north).
static XyDirection	NORTHEAST The direction with theta = 1/4 PI and bearing = 45 (northeast).
static XyDirection	NORTHWEST The direction with theta = 3/4 PI and bearing = 315 (northwest).
static double	PI One pi is half a pie.
static XyPoint	POINT_ZERO The point (0.0, 0.0).
static double	QUARTER_PI A quarter pi is an eighth of a pie.
static double	RADIANS_TO_DEGREES Conversion factor to convert radians to degrees.
static double	RADIANS_TO_MICRONS Conversion factor to convert radians to microns (1/1048576 second).
static double	RADIANS_TO_MINUTES Conversion factor to convert radians to minutes.
static double	RADIANS_TO_REVOLUTIONS Conversion factor to convert radians to revolutions.
static double	RADIANS_TO_SECONDS Conversion factor to convert radians to seconds.
static int	REVOLUTIONS_TO_DEGREES Conversion factor to convert revolutions to degrees.
static long	REVOLUTIONS_TO_MICRONS Conversion factor to convert revolutions to microns (1/1048576 second).
static int	REVOLUTIONS_TO_MINUTES Conversion factor to convert revolutions to minutes.
static double	REVOLUTIONS_TO_RADIANS Conversion factor to convert revolutions to radians.
static int	REVOLUTIONS_TO_SECONDS Conversion factor to convert revolutions to seconds.
static XyRotation	ROTATION_HALF_LEFT Half turn to port.
static XyRotation	ROTATION_HALF_RIGHT Half turn to starboard.
static XyRotation	ROTATION_QUARTER_LEFT Quarter turn to port.
static XyRotation	ROTATION_QUARTER_RIGHT Quarter turn to starboard.
static XyRotation	ROTATION_ZERO No rotation at all.
static double	SECONDS_TO_DEGREES Conversion factor to convert seconds to degrees.
static double	SECONDS_TO_MICRONS Conversion factor to convert seconds to microns (1/1048576 second).
static double	SECONDS_TO_MINUTES Conversion factor to convert seconds to minutes.
static double	SECONDS_TO_RADIANS Conversion factor to convert seconds to radians.
static double	SECONDS_TO_REVOLUTIONS Conversion factor to convert seconds to revolutions.
static double	SEVEN_QUARTER_PI Seven quarter pi is 7/8 of a pie.
static XyDirection	SOUTH The direction with theta = 3/2 PI and bearing = 180 (due south).
static XyDirection	SOUTHEAST The direction with theta = 7/4 PI and bearing = 135 (southeast).
static XyDirection	SOUTHWEST The direction with theta = 5/4 PI and bearing = 225 (southwest).
static double	THREE_HALF_PI 3/2 pi is a 3/4 of a pie.
static double	THREE_QUARTER_PI Three quarter pi is 3/8 of a pie.
static double	TWO_PI Two pi is a whole pie.
static XyVector	VECTOR_ZERO Vector representing no delta - (0, 0).
static XyDirection	WEST The direction with theta = PI and bearing = 270 (due west).

Constructor Summary

XyConstants()

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

PI

public static final double PI

One pi is half a pie.

See Also:

Constant Field Values

TWO_PI

public static final double TWO_PI

Two pi is a whole pie.

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Constant Field Values

HALF_PI

public static final double HALF_PI

A half pi is a quarter of a pie.

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Constant Field Values

THREE_HALF_PI

public static final double THREE_HALF_PI

3/2 pi is a 3/4 of a pie.

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Constant Field Values

QUARTER_PI

public static final double QUARTER_PI

A quarter pi is an eighth of a pie.

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Constant Field Values

THREE_QUARTER_PI

public static final double THREE_QUARTER_PI

Three quarter pi is 3/8 of a pie.

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Constant Field Values

FIVE_QUARTER_PI

public static final double FIVE_QUARTER_PI

Five quarter pi is 3/8 of a pie.

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Constant Field Values

SEVEN_QUARTER_PI

public static final double SEVEN_QUARTER_PI

Seven quarter pi is 7/8 of a pie.

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Constant Field Values

DEGREES_TO_REVOLUTIONS

public static final double DEGREES_TO_REVOLUTIONS

Conversion factor to convert degrees to revolutions. E.g.

 revolutions = degrees * DEGREES_TO_REVOLUTIONS
 

See Also:

Constant Field Values

DEGREES_TO_RADIANS

public static final double DEGREES_TO_RADIANS

Conversion factor to convert degrees to radians. E.g.

 radians = degrees * DEGREES_TO_RADIANS
 

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Constant Field Values

DEGREES_TO_MINUTES

public static final double DEGREES_TO_MINUTES

Conversion factor to convert degrees to minutes. E.g.

 minutes = degrees * DEGREES_TO_MINUTES
 

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Constant Field Values

DEGREES_TO_SECONDS

public static final double DEGREES_TO_SECONDS

Conversion factor to convert degrees to seconds. E.g.

 seconds = degrees * DEGREES_TO_SECONDS
 

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Constant Field Values

DEGREES_TO_MICRONS

public static final double DEGREES_TO_MICRONS

Conversion factor to convert degrees to microns (1/1048576 second). E.g.

 microns = degrees * DEGREES_TO_MICRONS
 

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Constant Field Values

MINUTES_TO_REVOLUTIONS

public static final double MINUTES_TO_REVOLUTIONS

Conversion factor to convert minutes to revolutions. E.g.

 revolutions = minutes * MINUTES_TO_REVOLUTIONS
 

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Constant Field Values

MINUTES_TO_RADIANS

public static final double MINUTES_TO_RADIANS

Conversion factor to convert minutes to radians. E.g.

 radians = minutes * MINUTES_TO_RADIANS
 

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Constant Field Values

MINUTES_TO_DEGREES

public static final double MINUTES_TO_DEGREES

Conversion factor to convert minutes to degrees. E.g.

 degrees = minutes * MINUTES_TO_DEGREES
 

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Constant Field Values

MINUTES_TO_SECONDS

public static final double MINUTES_TO_SECONDS

Conversion factor to convert minutes to seconds. E.g.

 seconds = minutes * MINUTES_TO_SECONDS
 

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Constant Field Values

MINUTES_TO_MICRONS

public static final double MINUTES_TO_MICRONS

Conversion factor to convert minutes to microns (1/1048576 second). E.g.

 microns = minutes * MINUTES_TO_MICRONS
 

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Constant Field Values

SECONDS_TO_REVOLUTIONS

public static final double SECONDS_TO_REVOLUTIONS

Conversion factor to convert seconds to revolutions. E.g.

 revolutions = seconds * SECONDS_TO_REVOLUTIONS
 

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Constant Field Values

SECONDS_TO_MICRONS

public static final double SECONDS_TO_MICRONS

Conversion factor to convert seconds to microns (1/1048576 second). E.g.

 microns = seconds * SECONDS_TO_MICRONS
 

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Constant Field Values

SECONDS_TO_RADIANS

public static final double SECONDS_TO_RADIANS

Conversion factor to convert seconds to radians. E.g.

 radians = seconds * SECONDS_TO_RADIANS
 

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Constant Field Values

SECONDS_TO_DEGREES

public static final double SECONDS_TO_DEGREES

Conversion factor to convert seconds to degrees. E.g.

 degrees = seconds * SECONDS_TO_DEGREES
 

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Constant Field Values

SECONDS_TO_MINUTES

public static final double SECONDS_TO_MINUTES

Conversion factor to convert seconds to minutes. E.g.

 minutes = seconds * SECONDS_TO_MINUTES
 

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Constant Field Values

MICRONS_TO_REVOLUTIONS

public static final double MICRONS_TO_REVOLUTIONS

Conversion factor to convert microns to revolutions. E.g.

 revolutions = microns * MICRONS_TO_REVOLUTIONS
 

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Constant Field Values

MICRONS_TO_SECONDS

public static final double MICRONS_TO_SECONDS

Conversion factor to convert microns to seconds. E.g.

 microns = microns * MICRONS_TO_MICRONS
 

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Constant Field Values

MICRONS_TO_RADIANS

public static final double MICRONS_TO_RADIANS

Conversion factor to convert microns to radians. E.g.

 radians = microns * MICRONS_TO_RADIANS
 

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Constant Field Values

MICRONS_TO_DEGREES

public static final double MICRONS_TO_DEGREES

Conversion factor to convert microns to degrees. E.g.

 degrees = microns * MICRONS_TO_DEGREES
 

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Constant Field Values

MICRONS_TO_MINUTES

public static final double MICRONS_TO_MINUTES

Conversion factor to convert microns to minutes. E.g.

 minutes = microns * MICRONS_TO_MINUTES
 

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Constant Field Values

RADIANS_TO_REVOLUTIONS

public static final double RADIANS_TO_REVOLUTIONS

Conversion factor to convert radians to revolutions. E.g.

 revolutions = radians * RADIANS_TO_REVOLUTIONS;
 

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Constant Field Values

RADIANS_TO_DEGREES

public static final double RADIANS_TO_DEGREES

Conversion factor to convert radians to degrees. E.g.

 degrees = radians * RADIANS_TO_DEGREES;
 

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Constant Field Values

RADIANS_TO_MINUTES

public static final double RADIANS_TO_MINUTES

Conversion factor to convert radians to minutes. E.g.

 minutes = radians * RADIANS_TO_MINUTES;
 

See Also:

Constant Field Values

RADIANS_TO_SECONDS

public static final double RADIANS_TO_SECONDS

Conversion factor to convert radians to seconds. E.g.

 seconds = radians * RADIANS_TO_DEGREES;
 

See Also:

Constant Field Values

RADIANS_TO_MICRONS

public static final double RADIANS_TO_MICRONS

Conversion factor to convert radians to microns (1/1048576 second). E.g.

 microns = radians * RADIANS_TO_MICRONS;
 

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Constant Field Values

REVOLUTIONS_TO_RADIANS

public static final double REVOLUTIONS_TO_RADIANS

Conversion factor to convert revolutions to radians. E.g.

 radians = revolutions * REVOLUTIONS_TO_RADIANS;
 

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Constant Field Values

REVOLUTIONS_TO_DEGREES

public static final int REVOLUTIONS_TO_DEGREES

Conversion factor to convert revolutions to degrees. E.g.

 degrees = revolutions * REVOLUTIONS_TO_DEGREES;
 

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Constant Field Values

REVOLUTIONS_TO_MINUTES

public static final int REVOLUTIONS_TO_MINUTES

Conversion factor to convert revolutions to minutes. E.g.

 minutes = revolutions * REVOLUTIONS_TO_MINUTES;
 

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Constant Field Values

REVOLUTIONS_TO_SECONDS

public static final int REVOLUTIONS_TO_SECONDS

Conversion factor to convert revolutions to seconds. E.g.

 seconds = revolutions * REVOLUTIONS_TO_SECONDS;
 

See Also:

Constant Field Values

REVOLUTIONS_TO_MICRONS

public static final long REVOLUTIONS_TO_MICRONS

Conversion factor to convert revolutions to microns (1/1048576 second). E.g.

 microns = revolutions * REVOLUTIONS_TO_MICRONS;
 

See Also:

Constant Field Values

POINT_ZERO

public static final XyPoint POINT_ZERO

The point (0.0, 0.0).

EAST

public static final XyDirection EAST

The direction with theta = 0 and bearing = 90 (due east).

NORTH

public static final XyDirection NORTH

The direction with theta = 1/2 PI and bearing = 0 (due north).

WEST

public static final XyDirection WEST

The direction with theta = PI and bearing = 270 (due west).

SOUTH

public static final XyDirection SOUTH

The direction with theta = 3/2 PI and bearing = 180 (due south).

NORTHEAST

public static final XyDirection NORTHEAST

The direction with theta = 1/4 PI and bearing = 45 (northeast).

NORTHWEST

public static final XyDirection NORTHWEST

The direction with theta = 3/4 PI and bearing = 315 (northwest).

SOUTHWEST

public static final XyDirection SOUTHWEST

The direction with theta = 5/4 PI and bearing = 225 (southwest).

SOUTHEAST

public static final XyDirection SOUTHEAST

The direction with theta = 7/4 PI and bearing = 135 (southeast).

ANGLE_ZERO

public static final XyAngle ANGLE_ZERO

Angle representing no angle; 0 degrees, 0 radians.

ANGLE_SIXTIETH_CIRCLE

public static final XyAngle ANGLE_SIXTIETH_CIRCLE

Angle representing a sixtieth of a circle; 6 degrees, pi/30 radians.

ANGLE_EIGHTH_CIRCLE

public static final XyAngle ANGLE_EIGHTH_CIRCLE

Angle representing an eighth circle; 45 degrees, pi/4 radians.

ANGLE_QUARTER_CIRCLE

public static final XyAngle ANGLE_QUARTER_CIRCLE

Angle representing a quarter circle; 90 degrees, pi/2 radians.

ANGLE_THREE_EIGHTH_CIRCLE

public static final XyAngle ANGLE_THREE_EIGHTH_CIRCLE

Angle representing a 3/8 circle; 135 degrees, 3/4 pi radians.

ANGLE_HALF_CIRCLE

public static final XyAngle ANGLE_HALF_CIRCLE

Angle representing half a circle; 180 degrees, pi radians.

ANGLE_THREE_QUARTER_CIRCLE

public static final XyAngle ANGLE_THREE_QUARTER_CIRCLE

Angle representing half a circle; 270 degrees, 3/2 pi radians.

ANGLE_FULL_CIRCLE

public static final XyAngle ANGLE_FULL_CIRCLE

Angle representing a full circle; 360 degrees,2 pi radians.

ROTATION_ZERO

public static final XyRotation ROTATION_ZERO

No rotation at all.

ROTATION_QUARTER_LEFT

public static final XyRotation ROTATION_QUARTER_LEFT

Quarter turn to port.

ROTATION_QUARTER_RIGHT

public static final XyRotation ROTATION_QUARTER_RIGHT

Quarter turn to starboard.

ROTATION_HALF_LEFT

public static final XyRotation ROTATION_HALF_LEFT

Half turn to port.

ROTATION_HALF_RIGHT

public static final XyRotation ROTATION_HALF_RIGHT

Half turn to starboard.

AFFINE_IDENTITY

public static final XyAffineTransform AFFINE_IDENTITY

Identity affine transformation.

VECTOR_ZERO

public static final XyVector VECTOR_ZERO

Vector representing no delta - (0, 0).

Constructor Detail

XyConstants

public XyConstants()