1   /* Copyright 2002-2025 CS GROUP
2    * Licensed to CS GROUP (CS) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * CS licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *   http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.orekit.files.rinex.navigation.parsers.ephemeris;
18  
19  import org.hipparchus.util.FastMath;
20  import org.orekit.files.rinex.navigation.RinexNavigation;
21  import org.orekit.files.rinex.navigation.RinexNavigationParser;
22  import org.orekit.files.rinex.navigation.parsers.ParseInfo;
23  import org.orekit.propagation.analytical.gnss.data.NavICL1NvNavigationMessage;
24  import org.orekit.utils.units.Unit;
25  
26  /** Parser for NavIC L1NV.
27   * @author Bryan Cazabonne
28   * @author Luc Maisonobe
29   * @since 14.0
30   */
31  public class NavICL1NvParser extends CivilianNavigationParser<NavICL1NvNavigationMessage> {
32  
33      /** Simple constructor.
34       * @param parseInfo container for parsing data
35       * @param message container for navigation message
36       */
37      public NavICL1NvParser(final ParseInfo parseInfo, final NavICL1NvNavigationMessage message) {
38          super(parseInfo, message);
39      }
40  
41      /** {@inheritDoc} */
42      @Override
43      public void parseLine05() {
44          final ParseInfo parseInfo = getParseInfo();
45          final NavICL1NvNavigationMessage message = getMessage();
46          message.setIDot(parseInfo.parseDouble1(RinexNavigationParser.RAD_PER_S));
47          message.setDeltaN0Dot(parseInfo.parseDouble2(RinexNavigationParser.RAD_PER_S2));
48          message.setReferenceSignalFlag(parseInfo.parseInt4());
49      }
50  
51      /** {@inheritDoc} */
52      @Override
53      public void parseLine06() {
54          final ParseInfo parseInfo = getParseInfo();
55          final NavICL1NvNavigationMessage message = getMessage();
56          final int uraIndex = parseInfo.parseInt1();
57          message.setSvAccuracy(NavICLnavParser.NAVIC_URA[FastMath.min(uraIndex, NavICLnavParser.NAVIC_URA.length - 1)]);
58          message.setSvHealth(parseInfo.parseInt2());
59          message.setTGD(parseInfo.parseDouble3(Unit.SECOND));
60          message.setTGDSL5(parseInfo.parseDouble4(Unit.SECOND));
61      }
62  
63      /** {@inheritDoc} */
64      @Override
65      public void parseLine07() {
66          final ParseInfo parseInfo = getParseInfo();
67          final NavICL1NvNavigationMessage message = getMessage();
68          message.setIscSL1P(parseInfo.parseDouble1(Unit.SECOND));
69          message.setIscL1DL1P(parseInfo.parseDouble2(Unit.SECOND));
70          message.setIscL1PS(parseInfo.parseDouble3(Unit.SECOND));
71          message.setIscL1DS(parseInfo.parseDouble4(Unit.SECOND));
72      }
73  
74      /** {@inheritDoc} */
75      @Override
76      public void parseLine08() {
77          final ParseInfo parseInfo = getParseInfo();
78          final NavICL1NvNavigationMessage message = getMessage();
79          message.setTransmissionTime(parseInfo.parseDouble1(Unit.SECOND));
80          message.setWeek(parseInfo.parseInt2());
81          parseInfo.closePendingRecord();
82      }
83  
84      /** {@inheritDoc} */
85      @Override
86      public void closeRecord(final RinexNavigation file) {
87          file.addNavICL1NVNavigationMessage(getMessage());
88      }
89  
90  }