Package jmri.jmrix.rps

Class InitialAlgorithm

java.lang.Object
jmri.jmrix.rps.InitialAlgorithm
All Implemented Interfaces:
Calculator
public class InitialAlgorithm extends Object implements Calculator
Implementation of 1st algorithm for reducing Readings.

This algorithm was provided by Robert Ashenfelter based in part on the work of Ralph Bucher in his paper "Exact Solution for Three Dimensional Hyperbolic Positioning Algorithm and Synthesizable VHDL Model for Hardware Implementation".

Neither Ashenfelter nor Bucher provide any guarantee as to the intellectual property status of this algorithm. Use it at your own risk.

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    (package private) int
    ngps
     
    (package private) double
    r0
     
    (package private) double
    ri
     
    (package private) double
    rj
     
    (package private) double
    rk
     
    (package private) double
    rl
     
    (package private) javax.vecmath.Point3d
    sensor1
     
    (package private) javax.vecmath.Point3d
    sensor2
     
    (package private) javax.vecmath.Point3d
    sensor3
     
    (package private) javax.vecmath.Point3d
    sensor4
     
    (package private) double
    vsound
     
    (package private) double
    x
    The following is the original algorithm, as provided by Ash as a C routine
    (package private) double
    x0
     
    (package private) double
    xi
     
    (package private) double
    xj
     
    (package private) double
    xk
     
    (package private) double
    xl
     
    (package private) double
    y
    The following is the original algorithm, as provided by Ash as a C routine
    (package private) double
    y0
     
    (package private) double
    yi
     
    (package private) double
    yj
     
    (package private) double
    yk
     
    (package private) double
    yl
     
    (package private) double
    z
    The following is the original algorithm, as provided by Ash as a C routine
    (package private) double
    z0
     
    (package private) double
    zi
     
    (package private) double
    zj
     
    (package private) double
    zk
     
    (package private) double
    zl
     

  • Constructor Summary

    Constructors
    Constructor
    Description
    InitialAlgorithm(javax.vecmath.Point3d[] sensors, double vsound)
     
    InitialAlgorithm(javax.vecmath.Point3d sensor1, javax.vecmath.Point3d sensor2, javax.vecmath.Point3d sensor3, double vsound)
     
    InitialAlgorithm(javax.vecmath.Point3d sensor1, javax.vecmath.Point3d sensor2, javax.vecmath.Point3d sensor3, javax.vecmath.Point3d sensor4, double vsound)
     

  • Method Summary

    Modifier and Type
    Method
    Description
    Measurement
    convert(Reading r)
     
    Measurement
    convert(Reading r, javax.vecmath.Point3d guess)
    Seed the conversion using an estimated position
    Measurement
    convert(Reading r, Measurement last)
    Seed the conversion using a last measurement
    (package private) boolean
    gps()
     

    Methods inherited from class java.lang.Object

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

  • Field Details

    • vsound

      double vsound

    • sensor1

      javax.vecmath.Point3d sensor1

    • sensor2

      javax.vecmath.Point3d sensor2

    • sensor3

      javax.vecmath.Point3d sensor3

    • sensor4

      javax.vecmath.Point3d sensor4

    • x

      double x
      The following is the original algorithm, as provided by Ash as a C routine

    • y

      double y
      The following is the original algorithm, as provided by Ash as a C routine

    • z

      double z
      The following is the original algorithm, as provided by Ash as a C routine

    • x0

      double x0

    • y0

      double y0

    • z0

      double z0

    • r0

      double r0

    • ngps

      int ngps

    • xi

      double xi

    • yi

      double yi

    • zi

      double zi

    • xj

      double xj

    • yj

      double yj

    • zj

      double zj

    • xk

      double xk

    • yk

      double yk

    • zk

      double zk

    • xl

      double xl

    • yl

      double yl

    • zl

      double zl

    • ri

      double ri

    • rj

      double rj

    • rk

      double rk

    • rl

      double rl

  • Constructor Details

    • InitialAlgorithm

      public InitialAlgorithm(javax.vecmath.Point3d[] sensors, double vsound)

    • InitialAlgorithm

      public InitialAlgorithm(javax.vecmath.Point3d sensor1, javax.vecmath.Point3d sensor2, javax.vecmath.Point3d sensor3, double vsound)

    • InitialAlgorithm

      public InitialAlgorithm(javax.vecmath.Point3d sensor1, javax.vecmath.Point3d sensor2, javax.vecmath.Point3d sensor3, javax.vecmath.Point3d sensor4, double vsound)

  • Method Details