GlonassUserRangeAccuracy.java
/* Copyright 2002-2024 CS GROUP
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* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* CS licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
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package org.orekit.gnss.metric.messages.common;
/** Enumerate for GLONASS User Range Accuracy.
* @see "ICD L1, L2 GLONASS, Edition 5.1, Table 4.4, 2008"
* @author Bryan Cazabonne
*/
public class GlonassUserRangeAccuracy implements AccuracyProvider {
/** User Range Accuracy indicator (word F<sub>T</sub>). */
private final int glonassUraIndex;
/**
* Simple constructor.
* @param index integer value of the Glonass user range accuracy
*/
public GlonassUserRangeAccuracy(final int index) {
this.glonassUraIndex = index;
}
/** {@inheritDoc} */
@Override
public double getAccuracy() {
switch (glonassUraIndex) {
case 0 : return 1.0;
case 1 : return 2.0;
case 2 : return 2.5;
case 3 : return 4.0;
case 4 : return 5.0;
case 5 : return 7.0;
case 6 : return 10.0;
case 7 : return 12.0;
case 8 : return 14.0;
case 9 : return 16.0;
case 10 : return 32.0;
case 11 : return 64.0;
case 12 : return 128.0;
case 13 : return 256.0;
case 14 : return 512.0;
default : return 1024.0; // Data shall not be used
}
}
}