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Using OpenTK/OpenAL to Develop Cross Platform DIS VOIP Application

, 15 Mar 2010
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
{

    /**
     * Section 5.3.8.5. Detailed inofrmation about the state of an intercom device and the actions it is requestion         of another intercom device, or the response to a requested action. Required manual intervention to fix the intercom parameters,        which can be of varialbe length. UNFINSISHED
     *
     * 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(EntityID))]
    [XmlInclude(typeof(IntercomCommunicationsParameters))]
    public partial class IntercomControlPdu : RadioCommunicationsFamilyPdu
    {
        /** control type */
        protected byte  _controlType;

        /** control type */
        protected byte  _communicationsChannelType;

        /** Source entity ID */
        protected EntityID  _sourceEntityID = new EntityID(); 

        /** The specific intercom device being simulated within an entity. */
        protected byte  _sourceCommunicationsDeviceID;

        /** Line number to which the intercom control refers */
        protected byte  _sourceLineID;

        /** priority of this message relative to transmissons from other intercom devices */
        protected byte  _transmitPriority;

        /** current transmit state of the line */
        protected byte  _transmitLineState;

        /** detailed type requested. */
        protected byte  _command;

        /** eid of the entity that has created this intercom channel. */
        protected EntityID  _masterEntityID = new EntityID(); 

        /** specific intercom device that has created this intercom channel */
        protected ushort  _masterCommunicationsDeviceID;

        /** number of intercom parameters */
        protected uint  _intercomParametersLength;

        /** ^^^This is wrong--the length of the data field is variable. Using a long for now. */
        protected List<IntercomCommunicationsParameters> _intercomParameters = new List<IntercomCommunicationsParameters>(); 

        /** Constructor */
        ///<summary>
        ///Section 5.3.8.5. Detailed inofrmation about the state of an intercom device and the actions it is requestion         of another intercom device, or the response to a requested action. Required manual intervention to fix the intercom parameters,        which can be of varialbe length. UNFINSISHED
        ///</summary>
        public IntercomControlPdu()
        {
            PduType = (byte)32;
        }

        new public int getMarshalledSize()
        {
            int marshalSize = 0; 

            marshalSize = base.getMarshalledSize();
            marshalSize = marshalSize + 1;  // _controlType
            marshalSize = marshalSize + 1;  // _communicationsChannelType
            marshalSize = marshalSize + _sourceEntityID.getMarshalledSize();  // _sourceEntityID
            marshalSize = marshalSize + 1;  // _sourceCommunicationsDeviceID
            marshalSize = marshalSize + 1;  // _sourceLineID
            marshalSize = marshalSize + 1;  // _transmitPriority
            marshalSize = marshalSize + 1;  // _transmitLineState
            marshalSize = marshalSize + 1;  // _command
            marshalSize = marshalSize + _masterEntityID.getMarshalledSize();  // _masterEntityID
            marshalSize = marshalSize + 2;  // _masterCommunicationsDeviceID
            marshalSize = marshalSize + 4;  // _intercomParametersLength
            for(int idx=0; idx < _intercomParameters.Count; idx++)
            {
                IntercomCommunicationsParameters listElement = (IntercomCommunicationsParameters)_intercomParameters[idx];
                marshalSize = marshalSize + listElement.getMarshalledSize();
            }

            return marshalSize;
        }


        ///<summary>
        ///control type
        ///</summary>
        public void setControlType(byte pControlType)
        { 
            _controlType = pControlType;
        }

        [XmlElement(Type= typeof(byte), ElementName="controlType")]
        public byte ControlType
        {
            get
            {
                return _controlType;
            }
            set
            {
                _controlType = value;
            }
        }

        ///<summary>
        ///control type
        ///</summary>
        public void setCommunicationsChannelType(byte pCommunicationsChannelType)
        { 
            _communicationsChannelType = pCommunicationsChannelType;
        }

        [XmlElement(Type= typeof(byte), ElementName="communicationsChannelType")]
        public byte CommunicationsChannelType
        {
            get
            {
                return _communicationsChannelType;
            }
            set
            {
                _communicationsChannelType = value;
            }
        }

        ///<summary>
        ///Source entity ID
        ///</summary>
        public void setSourceEntityID(EntityID pSourceEntityID)
        { 
            _sourceEntityID = pSourceEntityID;
        }

        ///<summary>
        ///Source entity ID
        ///</summary>
        public EntityID getSourceEntityID()
        {
            return _sourceEntityID;
        }

        ///<summary>
        ///Source entity ID
        ///</summary>
        [XmlElement(Type= typeof(EntityID), ElementName="sourceEntityID")]
        public EntityID SourceEntityID
        {
            get
            {
                return _sourceEntityID;
            }
            set
            {
                _sourceEntityID = value;
            }
        }

        ///<summary>
        ///The specific intercom device being simulated within an entity.
        ///</summary>
        public void setSourceCommunicationsDeviceID(byte pSourceCommunicationsDeviceID)
        { 
            _sourceCommunicationsDeviceID = pSourceCommunicationsDeviceID;
        }

        [XmlElement(Type= typeof(byte), ElementName="sourceCommunicationsDeviceID")]
        public byte SourceCommunicationsDeviceID
        {
            get
            {
                return _sourceCommunicationsDeviceID;
            }
            set
            {
                _sourceCommunicationsDeviceID = value;
            }
        }

        ///<summary>
        ///Line number to which the intercom control refers
        ///</summary>
        public void setSourceLineID(byte pSourceLineID)
        { 
            _sourceLineID = pSourceLineID;
        }

        [XmlElement(Type= typeof(byte), ElementName="sourceLineID")]
        public byte SourceLineID
        {
            get
            {
                return _sourceLineID;
            }
            set
            {
                _sourceLineID = value;
            }
        }

        ///<summary>
        ///priority of this message relative to transmissons from other intercom devices
        ///</summary>
        public void setTransmitPriority(byte pTransmitPriority)
        { 
            _transmitPriority = pTransmitPriority;
        }

        [XmlElement(Type= typeof(byte), ElementName="transmitPriority")]
        public byte TransmitPriority
        {
            get
            {
                return _transmitPriority;
            }
            set
            {
                _transmitPriority = value;
            }
        }

        ///<summary>
        ///current transmit state of the line
        ///</summary>
        public void setTransmitLineState(byte pTransmitLineState)
        { 
            _transmitLineState = pTransmitLineState;
        }

        [XmlElement(Type= typeof(byte), ElementName="transmitLineState")]
        public byte TransmitLineState
        {
            get
            {
                return _transmitLineState;
            }
            set
            {
                _transmitLineState = value;
            }
        }

        ///<summary>
        ///detailed type requested.
        ///</summary>
        public void setCommand(byte pCommand)
        { 
            _command = pCommand;
        }

        [XmlElement(Type= typeof(byte), ElementName="command")]
        public byte Command
        {
            get
            {
                return _command;
            }
            set
            {
                _command = value;
            }
        }

        ///<summary>
        ///eid of the entity that has created this intercom channel.
        ///</summary>
        public void setMasterEntityID(EntityID pMasterEntityID)
        { 
            _masterEntityID = pMasterEntityID;
        }

        ///<summary>
        ///eid of the entity that has created this intercom channel.
        ///</summary>
        public EntityID getMasterEntityID()
        {
            return _masterEntityID;
        }

        ///<summary>
        ///eid of the entity that has created this intercom channel.
        ///</summary>
        [XmlElement(Type= typeof(EntityID), ElementName="masterEntityID")]
        public EntityID MasterEntityID
        {
            get
            {
                return _masterEntityID;
            }
            set
            {
                _masterEntityID = value;
            }
        }

        ///<summary>
        ///specific intercom device that has created this intercom channel
        ///</summary>
        public void setMasterCommunicationsDeviceID(ushort pMasterCommunicationsDeviceID)
        { 
            _masterCommunicationsDeviceID = pMasterCommunicationsDeviceID;
        }

        [XmlElement(Type= typeof(ushort), ElementName="masterCommunicationsDeviceID")]
        public ushort MasterCommunicationsDeviceID
        {
            get
            {
                return _masterCommunicationsDeviceID;
            }
            set
            {
                _masterCommunicationsDeviceID = 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 getintercomParametersLength 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 setIntercomParametersLength(uint pIntercomParametersLength)
        {
            _intercomParametersLength = pIntercomParametersLength;
        }

        /// <summary>
        /// Note that setting this value will not change the marshalled value. The list whose length this describes is used for that purpose.
        /// The getintercomParametersLength 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(uint), ElementName="intercomParametersLength")]
        public uint IntercomParametersLength
        {
            get
            {
                return _intercomParametersLength;
            }
            set
            {
                _intercomParametersLength = value;
            }
        }

        ///<summary>
        ///^^^This is wrong--the length of the data field is variable. Using a long for now.
        ///</summary>
        public void setIntercomParameters(List<IntercomCommunicationsParameters> pIntercomParameters)
        {
            _intercomParameters = pIntercomParameters;
        }

        ///<summary>
        ///^^^This is wrong--the length of the data field is variable. Using a long for now.
        ///</summary>
        public List<IntercomCommunicationsParameters> getIntercomParameters()
        {
            return _intercomParameters;
        }

        ///<summary>
        ///^^^This is wrong--the length of the data field is variable. Using a long for now.
        ///</summary>
        [XmlElement(ElementName = "intercomParametersList",Type = typeof(List<IntercomCommunicationsParameters>))]
        public List<IntercomCommunicationsParameters> IntercomParameters
        {
            get
            {
                return _intercomParameters;
            }
            set
            {
                _intercomParameters = value;
            }
        }

        ///<summary>
        ///Automatically sets the length of the marshalled data, then calls the marshal method.
        ///</summary>
        new public void marshalAutoLengthSet(DataOutputStream dos)
        {
            //Set the length prior to marshalling data
            this.setLength((ushort)this.getMarshalledSize());
            this.marshal(dos);
        }

        ///<summary>
        ///Marshal the data to the DataOutputStream.  Note: Length needs to be set before calling this method
        ///</summary>
        new public void marshal(DataOutputStream dos)
        {
            base.marshal(dos);
            try
            {
                dos.writeByte((byte)_controlType);
                dos.writeByte((byte)_communicationsChannelType);
                _sourceEntityID.marshal(dos);
                dos.writeByte((byte)_sourceCommunicationsDeviceID);
                dos.writeByte((byte)_sourceLineID);
                dos.writeByte((byte)_transmitPriority);
                dos.writeByte((byte)_transmitLineState);
                dos.writeByte((byte)_command);
                _masterEntityID.marshal(dos);
                dos.writeUshort((ushort)_masterCommunicationsDeviceID);
                dos.writeUint((uint)_intercomParameters.Count);

                for(int idx = 0; idx < _intercomParameters.Count; idx++)
                {
                    IntercomCommunicationsParameters aIntercomCommunicationsParameters = (IntercomCommunicationsParameters)_intercomParameters[idx];
                    aIntercomCommunicationsParameters.marshal(dos);
                } // end of list marshalling

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

        new public void unmarshal(DataInputStream dis)
        {
            base.unmarshal(dis);

            try
            {
                _controlType = dis.readByte();
                _communicationsChannelType = dis.readByte();
                _sourceEntityID.unmarshal(dis);
                _sourceCommunicationsDeviceID = dis.readByte();
                _sourceLineID = dis.readByte();
                _transmitPriority = dis.readByte();
                _transmitLineState = dis.readByte();
                _command = dis.readByte();
                _masterEntityID.unmarshal(dis);
                _masterCommunicationsDeviceID = dis.readUshort();
                _intercomParametersLength = dis.readUint();
                for(int idx = 0; idx < _intercomParametersLength; idx++)
                {
                    IntercomCommunicationsParameters anX = new IntercomCommunicationsParameters();
                    anX.unmarshal(dis);
                    _intercomParameters.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>
        new public void reflection(StringBuilder sb)
        {
            sb.Append("<IntercomControlPdu>"  + System.Environment.NewLine);
            base.reflection(sb);
            try
            {
                sb.Append("<controlType type=\"byte\">" + _controlType.ToString() + "</controlType> " + System.Environment.NewLine);
                sb.Append("<communicationsChannelType type=\"byte\">" + _communicationsChannelType.ToString() + "</communicationsChannelType> " + System.Environment.NewLine);
                sb.Append("<sourceEntityID>"  + System.Environment.NewLine);
                _sourceEntityID.reflection(sb);
                sb.Append("</sourceEntityID>"  + System.Environment.NewLine);
                sb.Append("<sourceCommunicationsDeviceID type=\"byte\">" + _sourceCommunicationsDeviceID.ToString() + "</sourceCommunicationsDeviceID> " + System.Environment.NewLine);
                sb.Append("<sourceLineID type=\"byte\">" + _sourceLineID.ToString() + "</sourceLineID> " + System.Environment.NewLine);
                sb.Append("<transmitPriority type=\"byte\">" + _transmitPriority.ToString() + "</transmitPriority> " + System.Environment.NewLine);
                sb.Append("<transmitLineState type=\"byte\">" + _transmitLineState.ToString() + "</transmitLineState> " + System.Environment.NewLine);
                sb.Append("<command type=\"byte\">" + _command.ToString() + "</command> " + System.Environment.NewLine);
                sb.Append("<masterEntityID>"  + System.Environment.NewLine);
                _masterEntityID.reflection(sb);
                sb.Append("</masterEntityID>"  + System.Environment.NewLine);
                sb.Append("<masterCommunicationsDeviceID type=\"ushort\">" + _masterCommunicationsDeviceID.ToString() + "</masterCommunicationsDeviceID> " + System.Environment.NewLine);
                sb.Append("<intercomParameters type=\"uint\">" + _intercomParameters.Count.ToString() + "</intercomParameters> " + System.Environment.NewLine);

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

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

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

        public static bool operator ==(IntercomControlPdu a, IntercomControlPdu 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 IntercomControlPdu;
        }


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

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

            ivarsEqual = base.Equals(rhs);

            if( ! (_controlType == rhs._controlType)) ivarsEqual = false;
            if( ! (_communicationsChannelType == rhs._communicationsChannelType)) ivarsEqual = false;
            if( ! (_sourceEntityID.Equals( rhs._sourceEntityID) )) ivarsEqual = false;
            if( ! (_sourceCommunicationsDeviceID == rhs._sourceCommunicationsDeviceID)) ivarsEqual = false;
            if( ! (_sourceLineID == rhs._sourceLineID)) ivarsEqual = false;
            if( ! (_transmitPriority == rhs._transmitPriority)) ivarsEqual = false;
            if( ! (_transmitLineState == rhs._transmitLineState)) ivarsEqual = false;
            if( ! (_command == rhs._command)) ivarsEqual = false;
            if( ! (_masterEntityID.Equals( rhs._masterEntityID) )) ivarsEqual = false;
            if( ! (_masterCommunicationsDeviceID == rhs._masterCommunicationsDeviceID)) ivarsEqual = false;
            if( ! (_intercomParametersLength == rhs._intercomParametersLength)) ivarsEqual = false;

            if( ! (_intercomParameters.Count == rhs._intercomParameters.Count)) ivarsEqual = false;
            if(ivarsEqual)
            {
                for(int idx = 0; idx < _intercomParameters.Count; idx++)
                {
                    if( ! ( _intercomParameters[idx].Equals(rhs._intercomParameters[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) ^ base.GetHashCode();

            result = GenerateHash(result) ^ _controlType.GetHashCode();
            result = GenerateHash(result) ^ _communicationsChannelType.GetHashCode();
            result = GenerateHash(result) ^ _sourceEntityID.GetHashCode();
            result = GenerateHash(result) ^ _sourceCommunicationsDeviceID.GetHashCode();
            result = GenerateHash(result) ^ _sourceLineID.GetHashCode();
            result = GenerateHash(result) ^ _transmitPriority.GetHashCode();
            result = GenerateHash(result) ^ _transmitLineState.GetHashCode();
            result = GenerateHash(result) ^ _command.GetHashCode();
            result = GenerateHash(result) ^ _masterEntityID.GetHashCode();
            result = GenerateHash(result) ^ _masterCommunicationsDeviceID.GetHashCode();
            result = GenerateHash(result) ^ _intercomParametersLength.GetHashCode();

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


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

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pesmith
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