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Using OpenTK/OpenAL to Develop Cross Platform DIS VOIP Application

, 15 Mar 2010 BSD
Application allows voice communications (VOIP) utilizing the Distributed Interactive Simulation protocol (IEEE 1278.1)
MonoDISRadioTransmitter_SourceCode.zip
MonoDISRadioTransmitter
AudioIN
bin
Properties
StyleCop.Cache
AudioOUT
bin
Properties
DISNET
bin
DataStreams
DISPDU
Enumerations
Properties
Utilities
OpenDISRadioTransmitterExample
AudioCodecs
bin
OpenDISRadioTransmitter.csproj.user
OpenTK
OpenTK.Compatibility.dll
OpenTK.dll
OpenTK.GLControl.dll
Properties
Settings.settings
StyleCop.Cache
OpenDISRadioTransmitterSolution.suo
RadioFeatureSelection
bin
Properties
Sockets
bin
Properties
// Copyright (c) 1995-2009 held by the author(s).  All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
//  are met:
// 
//  * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the names of the Naval Postgraduate School (NPS)
//  Modeling Virtual Environments and Simulation (MOVES) Institute
// (http://www.nps.edu and http://www.MovesInstitute.org)
// nor the names of its contributors may be used to endorse or
//  promote products derived from this software without specific
// prior written permission.
// 
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// AS IS AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.

using System;
using System.Collections.Generic;
using System.Text;
using System.Diagnostics;
using System.Xml.Serialization;
using DISnet.DataStreamUtilities;

namespace DIS1998net
{

    /**
     * Data about one electronic system
     *
     * Copyright (c) 2008, MOVES Institute, Naval Postgraduate School. All rights reserved.
     * This work is licensed under the BSD open source license, available at https://www.movesinstitute.org/licenses/bsd.html
     *
     * @author DMcG
     * Modified for use with C#:
     * Peter Smith (Naval Air Warfare Center - Training Systems Division)
     */
    [Serializable]
    [XmlRoot]
    [XmlInclude(typeof(EmitterSystem))]
    [XmlInclude(typeof(Vector3Float))]
    [XmlInclude(typeof(ElectronicEmissionBeamData))]
    public partial class ElectronicEmissionSystemData : Object
    {
        /** This field shall specify the length of this emitter system?s data (including beam data and its track/jam information) in 32-bit words. The length shall include the System Data Length field.  */
        protected byte  _systemDataLength;

        /** This field shall specify the number of beams being described in the current PDU for the system being described.  */
        protected byte  _numberOfBeams;

        /** padding. */
        protected ushort  _emissionsPadding2 = 0;

        /** This field shall specify information about a particular emitter system */
        protected EmitterSystem  _emitterSystem = new EmitterSystem(); 

        /** Location with respect to the entity */
        protected Vector3Float  _location = new Vector3Float(); 

        /** variable length list of beam data records */
        protected List<ElectronicEmissionBeamData> _beamDataRecords = new List<ElectronicEmissionBeamData>(); 

        /** Constructor */
        ///<summary>
        ///Data about one electronic system
        ///</summary>
        public ElectronicEmissionSystemData()
        {
        }

        public int getMarshalledSize()
        {
            int marshalSize = 0; 

            marshalSize = marshalSize + 1;  // _systemDataLength
            marshalSize = marshalSize + 1;  // _numberOfBeams
            marshalSize = marshalSize + 2;  // _emissionsPadding2
            marshalSize = marshalSize + _emitterSystem.getMarshalledSize();  // _emitterSystem
            marshalSize = marshalSize + _location.getMarshalledSize();  // _location
            for(int idx=0; idx < _beamDataRecords.Count; idx++)
            {
                ElectronicEmissionBeamData listElement = (ElectronicEmissionBeamData)_beamDataRecords[idx];
                marshalSize = marshalSize + listElement.getMarshalledSize();
            }

            return marshalSize;
        }


        ///<summary>
        ///This field shall specify the length of this emitter system?s data (including beam data and its track/jam information) in 32-bit words. The length shall include the System Data Length field. 
        ///</summary>
        public void setSystemDataLength(byte pSystemDataLength)
        { 
            _systemDataLength = pSystemDataLength;
        }

        [XmlElement(Type= typeof(byte), ElementName="systemDataLength")]
        public byte SystemDataLength
        {
            get
            {
                return _systemDataLength;
            }
            set
            {
                _systemDataLength = value;
            }
        }

        /// <summary>
        /// Note that setting this value will not change the marshalled value. The list whose length this describes is used for that purpose.
        /// The getnumberOfBeams method will also be based on the actual list length rather than this value. 
        /// The method is simply here for completeness and should not be used for any computations.
        /// </summary>
        public void setNumberOfBeams(byte pNumberOfBeams)
        {
            _numberOfBeams = pNumberOfBeams;
        }

        /// <summary>
        /// Note that setting this value will not change the marshalled value. The list whose length this describes is used for that purpose.
        /// The getnumberOfBeams method will also be based on the actual list length rather than this value. 
        /// The method is simply here for completeness and should not be used for any computations.
        /// </summary>
        [XmlElement(Type= typeof(byte), ElementName="numberOfBeams")]
        public byte NumberOfBeams
        {
            get
            {
                return _numberOfBeams;
            }
            set
            {
                _numberOfBeams = value;
            }
        }

        ///<summary>
        ///padding.
        ///</summary>
        public void setEmissionsPadding2(ushort pEmissionsPadding2)
        { 
            _emissionsPadding2 = pEmissionsPadding2;
        }

        [XmlElement(Type= typeof(ushort), ElementName="emissionsPadding2")]
        public ushort EmissionsPadding2
        {
            get
            {
                return _emissionsPadding2;
            }
            set
            {
                _emissionsPadding2 = value;
            }
        }

        ///<summary>
        ///This field shall specify information about a particular emitter system
        ///</summary>
        public void setEmitterSystem(EmitterSystem pEmitterSystem)
        { 
            _emitterSystem = pEmitterSystem;
        }

        ///<summary>
        ///This field shall specify information about a particular emitter system
        ///</summary>
        public EmitterSystem getEmitterSystem()
        {
            return _emitterSystem;
        }

        ///<summary>
        ///This field shall specify information about a particular emitter system
        ///</summary>
        [XmlElement(Type= typeof(EmitterSystem), ElementName="emitterSystem")]
        public EmitterSystem EmitterSystem
        {
            get
            {
                return _emitterSystem;
            }
            set
            {
                _emitterSystem = value;
            }
        }

        ///<summary>
        ///Location with respect to the entity
        ///</summary>
        public void setLocation(Vector3Float pLocation)
        { 
            _location = pLocation;
        }

        ///<summary>
        ///Location with respect to the entity
        ///</summary>
        public Vector3Float getLocation()
        {
            return _location;
        }

        ///<summary>
        ///Location with respect to the entity
        ///</summary>
        [XmlElement(Type= typeof(Vector3Float), ElementName="location")]
        public Vector3Float Location
        {
            get
            {
                return _location;
            }
            set
            {
                _location = value;
            }
        }

        ///<summary>
        ///variable length list of beam data records
        ///</summary>
        public void setBeamDataRecords(List<ElectronicEmissionBeamData> pBeamDataRecords)
        {
            _beamDataRecords = pBeamDataRecords;
        }

        ///<summary>
        ///variable length list of beam data records
        ///</summary>
        public List<ElectronicEmissionBeamData> getBeamDataRecords()
        {
            return _beamDataRecords;
        }

        ///<summary>
        ///variable length list of beam data records
        ///</summary>
        [XmlElement(ElementName = "beamDataRecordsList",Type = typeof(List<ElectronicEmissionBeamData>))]
        public List<ElectronicEmissionBeamData> BeamDataRecords
        {
            get
            {
                return _beamDataRecords;
            }
            set
            {
                _beamDataRecords = value;
            }
        }


        ///<summary>
        ///Marshal the data to the DataOutputStream.  Note: Length needs to be set before calling this method
        ///</summary>
        public void marshal(DataOutputStream dos)
        {
            try
            {
                dos.writeByte((byte)_systemDataLength);
                dos.writeByte((byte)_beamDataRecords.Count);
                dos.writeUshort((ushort)_emissionsPadding2);
                _emitterSystem.marshal(dos);
                _location.marshal(dos);

                for(int idx = 0; idx < _beamDataRecords.Count; idx++)
                {
                    ElectronicEmissionBeamData aElectronicEmissionBeamData = (ElectronicEmissionBeamData)_beamDataRecords[idx];
                    aElectronicEmissionBeamData.marshal(dos);
                } // end of list marshalling

            } // end try
            catch(Exception e)
            {
                Trace.WriteLine(e);
                Trace.Flush();
            }
        } // end of marshal method

        public void unmarshal(DataInputStream dis)
        {
            try
            {
                _systemDataLength = dis.readByte();
                _numberOfBeams = dis.readByte();
                _emissionsPadding2 = dis.readUshort();
                _emitterSystem.unmarshal(dis);
                _location.unmarshal(dis);
                for(int idx = 0; idx < _numberOfBeams; idx++)
                {
                    ElectronicEmissionBeamData anX = new ElectronicEmissionBeamData();
                    anX.unmarshal(dis);
                    _beamDataRecords.Add(anX);
                };

            } // end try
            catch(Exception e)
            {
                Trace.WriteLine(e);
                Trace.Flush();
            }
        } // end of unmarshal method

        ///<summary>
        ///This allows for a quick display of PDU data.  The current format is unacceptable and only used for debugging.
        ///This will be modified in the future to provide a better display.  Usage: 
        ///pdu.GetType().InvokeMember("reflection", System.Reflection.BindingFlags.InvokeMethod, null, pdu, new object[] { sb });
        ///where pdu is an object representing a single pdu and sb is a StringBuilder.
        ///Note: The supplied Utilities folder contains a method called 'DecodePDU' in the PDUProcessor Class that provides this functionality
        ///</summary>
        public void reflection(StringBuilder sb)
        {
            sb.Append("<ElectronicEmissionSystemData>"  + System.Environment.NewLine);
            try
            {
                sb.Append("<systemDataLength type=\"byte\">" + _systemDataLength.ToString() + "</systemDataLength> " + System.Environment.NewLine);
                sb.Append("<beamDataRecords type=\"byte\">" + _beamDataRecords.Count.ToString() + "</beamDataRecords> " + System.Environment.NewLine);
                sb.Append("<emissionsPadding2 type=\"ushort\">" + _emissionsPadding2.ToString() + "</emissionsPadding2> " + System.Environment.NewLine);
                sb.Append("<emitterSystem>"  + System.Environment.NewLine);
                _emitterSystem.reflection(sb);
                sb.Append("</emitterSystem>"  + System.Environment.NewLine);
                sb.Append("<location>"  + System.Environment.NewLine);
                _location.reflection(sb);
                sb.Append("</location>"  + System.Environment.NewLine);

            for(int idx = 0; idx < _beamDataRecords.Count; idx++)
            {
                sb.Append("<beamDataRecords"+ idx.ToString() + " type=\"ElectronicEmissionBeamData\">" + System.Environment.NewLine);
                ElectronicEmissionBeamData aElectronicEmissionBeamData = (ElectronicEmissionBeamData)_beamDataRecords[idx];
                aElectronicEmissionBeamData.reflection(sb);
                sb.Append("</beamDataRecords"+ idx.ToString() + ">" + System.Environment.NewLine);
            } // end of list marshalling

                sb.Append("</ElectronicEmissionSystemData>"  + System.Environment.NewLine);
            } // end try
            catch(Exception e)
            {
                Trace.WriteLine(e);
                Trace.Flush();
            }
        } // end of reflection method

        public static bool operator !=(ElectronicEmissionSystemData a, ElectronicEmissionSystemData b)
        {
            return !(a == b);
        }

        public static bool operator ==(ElectronicEmissionSystemData a, ElectronicEmissionSystemData b)
        {
            if (System.Object.ReferenceEquals(a, b))
            {
                return true;
            }

            if (((object)a == null) || ((object)b == null))
            {
                return false;
            }

            return a.equals(b);
        }


        public override bool Equals(object obj)
        {
            return this == obj as ElectronicEmissionSystemData;
        }


        /**
         * Compares for reference equality and value equality.
         */
        public bool equals(ElectronicEmissionSystemData rhs)
        {
            bool ivarsEqual = true;

            if(rhs.GetType() != this.GetType())
                return false;


            if( ! (_systemDataLength == rhs._systemDataLength)) ivarsEqual = false;
            if( ! (_numberOfBeams == rhs._numberOfBeams)) ivarsEqual = false;
            if( ! (_emissionsPadding2 == rhs._emissionsPadding2)) ivarsEqual = false;
            if( ! (_emitterSystem.Equals( rhs._emitterSystem) )) ivarsEqual = false;
            if( ! (_location.Equals( rhs._location) )) ivarsEqual = false;

            if( ! (_beamDataRecords.Count == rhs._beamDataRecords.Count)) ivarsEqual = false;
            if(ivarsEqual)
            {
                for(int idx = 0; idx < _beamDataRecords.Count; idx++)
                {
                    if( ! ( _beamDataRecords[idx].Equals(rhs._beamDataRecords[idx]))) ivarsEqual = false;
                }
            }


            return ivarsEqual;
        }

        /**
         * HashCode Helper
         */
        private int GenerateHash(int hash)
        {
            hash = hash << 5 + hash;
            return(hash);
        }


        /**
         * Return Hash
         */
        public override int GetHashCode()
        {
            int result = 0;

            result = GenerateHash(result) ^ _systemDataLength.GetHashCode();
            result = GenerateHash(result) ^ _numberOfBeams.GetHashCode();
            result = GenerateHash(result) ^ _emissionsPadding2.GetHashCode();
            result = GenerateHash(result) ^ _emitterSystem.GetHashCode();
            result = GenerateHash(result) ^ _location.GetHashCode();

            if(_beamDataRecords.Count > 0)
            {
                for(int idx = 0; idx < _beamDataRecords.Count; idx++)
                {
                    result = GenerateHash(result) ^ _beamDataRecords[idx].GetHashCode();
                }
            }


            return result;
        }
    } // end of class
} // end of namespace

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This article, along with any associated source code and files, is licensed under The BSD License

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pesmith
Software Developer
United States United States
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