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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 5.3.12.6: request from a simulation manager to a managed entity to perform a specified action. COMPLETE
     *
     * 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(FixedDatum))]
    [XmlInclude(typeof(VariableDatum))]
    public partial class ActionRequestReliablePdu : SimulationManagementWithReliabilityFamilyPdu
    {
        /** level of reliability service used for this transaction */
        protected byte  _requiredReliabilityService;

        /** padding */
        protected ushort  _pad1;

        /** padding */
        protected byte  _pad2;

        /** request ID */
        protected uint  _requestID;

        /** request ID */
        protected uint  _actionID;

        /** Fixed datum record count */
        protected uint  _numberOfFixedDatumRecords;

        /** variable datum record count */
        protected uint  _numberOfVariableDatumRecords;

        /** Fixed datum records */
        protected List<FixedDatum> _fixedDatumRecords = new List<FixedDatum>(); 
        /** Variable datum records */
        protected List<VariableDatum> _variableDatumRecords = new List<VariableDatum>(); 

        /** Constructor */
        ///<summary>
        ///Section 5.3.12.6: request from a simulation manager to a managed entity to perform a specified action. COMPLETE
        ///</summary>
        public ActionRequestReliablePdu()
        {
            PduType = (byte)56;
        }

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

            marshalSize = base.getMarshalledSize();
            marshalSize = marshalSize + 1;  // _requiredReliabilityService
            marshalSize = marshalSize + 2;  // _pad1
            marshalSize = marshalSize + 1;  // _pad2
            marshalSize = marshalSize + 4;  // _requestID
            marshalSize = marshalSize + 4;  // _actionID
            marshalSize = marshalSize + 4;  // _numberOfFixedDatumRecords
            marshalSize = marshalSize + 4;  // _numberOfVariableDatumRecords
            for(int idx=0; idx < _fixedDatumRecords.Count; idx++)
            {
                FixedDatum listElement = (FixedDatum)_fixedDatumRecords[idx];
                marshalSize = marshalSize + listElement.getMarshalledSize();
            }
            for(int idx=0; idx < _variableDatumRecords.Count; idx++)
            {
                VariableDatum listElement = (VariableDatum)_variableDatumRecords[idx];
                marshalSize = marshalSize + listElement.getMarshalledSize();
            }

            return marshalSize;
        }


        ///<summary>
        ///level of reliability service used for this transaction
        ///</summary>
        public void setRequiredReliabilityService(byte pRequiredReliabilityService)
        { 
            _requiredReliabilityService = pRequiredReliabilityService;
        }

        [XmlElement(Type= typeof(byte), ElementName="requiredReliabilityService")]
        public byte RequiredReliabilityService
        {
            get
            {
                return _requiredReliabilityService;
            }
            set
            {
                _requiredReliabilityService = value;
            }
        }

        ///<summary>
        ///padding
        ///</summary>
        public void setPad1(ushort pPad1)
        { 
            _pad1 = pPad1;
        }

        [XmlElement(Type= typeof(ushort), ElementName="pad1")]
        public ushort Pad1
        {
            get
            {
                return _pad1;
            }
            set
            {
                _pad1 = value;
            }
        }

        ///<summary>
        ///padding
        ///</summary>
        public void setPad2(byte pPad2)
        { 
            _pad2 = pPad2;
        }

        [XmlElement(Type= typeof(byte), ElementName="pad2")]
        public byte Pad2
        {
            get
            {
                return _pad2;
            }
            set
            {
                _pad2 = value;
            }
        }

        ///<summary>
        ///request ID
        ///</summary>
        public void setRequestID(uint pRequestID)
        { 
            _requestID = pRequestID;
        }

        [XmlElement(Type= typeof(uint), ElementName="requestID")]
        public uint RequestID
        {
            get
            {
                return _requestID;
            }
            set
            {
                _requestID = value;
            }
        }

        ///<summary>
        ///request ID
        ///</summary>
        public void setActionID(uint pActionID)
        { 
            _actionID = pActionID;
        }

        [XmlElement(Type= typeof(uint), ElementName="actionID")]
        public uint ActionID
        {
            get
            {
                return _actionID;
            }
            set
            {
                _actionID = 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 getnumberOfFixedDatumRecords 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 setNumberOfFixedDatumRecords(uint pNumberOfFixedDatumRecords)
        {
            _numberOfFixedDatumRecords = pNumberOfFixedDatumRecords;
        }

        /// <summary>
        /// Note that setting this value will not change the marshalled value. The list whose length this describes is used for that purpose.
        /// The getnumberOfFixedDatumRecords 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="numberOfFixedDatumRecords")]
        public uint NumberOfFixedDatumRecords
        {
            get
            {
                return _numberOfFixedDatumRecords;
            }
            set
            {
                _numberOfFixedDatumRecords = 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 getnumberOfVariableDatumRecords 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 setNumberOfVariableDatumRecords(uint pNumberOfVariableDatumRecords)
        {
            _numberOfVariableDatumRecords = pNumberOfVariableDatumRecords;
        }

        /// <summary>
        /// Note that setting this value will not change the marshalled value. The list whose length this describes is used for that purpose.
        /// The getnumberOfVariableDatumRecords 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="numberOfVariableDatumRecords")]
        public uint NumberOfVariableDatumRecords
        {
            get
            {
                return _numberOfVariableDatumRecords;
            }
            set
            {
                _numberOfVariableDatumRecords = value;
            }
        }

        ///<summary>
        ///Fixed datum records
        ///</summary>
        public void setFixedDatumRecords(List<FixedDatum> pFixedDatumRecords)
        {
            _fixedDatumRecords = pFixedDatumRecords;
        }

        ///<summary>
        ///Fixed datum records
        ///</summary>
        public List<FixedDatum> getFixedDatumRecords()
        {
            return _fixedDatumRecords;
        }

        ///<summary>
        ///Fixed datum records
        ///</summary>
        [XmlElement(ElementName = "fixedDatumRecordsList",Type = typeof(List<FixedDatum>))]
        public List<FixedDatum> FixedDatumRecords
        {
            get
            {
                return _fixedDatumRecords;
            }
            set
            {
                _fixedDatumRecords = value;
            }
        }

        ///<summary>
        ///Variable datum records
        ///</summary>
        public void setVariableDatumRecords(List<VariableDatum> pVariableDatumRecords)
        {
            _variableDatumRecords = pVariableDatumRecords;
        }

        ///<summary>
        ///Variable datum records
        ///</summary>
        public List<VariableDatum> getVariableDatumRecords()
        {
            return _variableDatumRecords;
        }

        ///<summary>
        ///Variable datum records
        ///</summary>
        [XmlElement(ElementName = "variableDatumRecordsList",Type = typeof(List<VariableDatum>))]
        public List<VariableDatum> VariableDatumRecords
        {
            get
            {
                return _variableDatumRecords;
            }
            set
            {
                _variableDatumRecords = 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)_requiredReliabilityService);
                dos.writeUshort((ushort)_pad1);
                dos.writeByte((byte)_pad2);
                dos.writeUint((uint)_requestID);
                dos.writeUint((uint)_actionID);
                dos.writeUint((uint)_fixedDatumRecords.Count);
                dos.writeUint((uint)_variableDatumRecords.Count);

                for(int idx = 0; idx < _fixedDatumRecords.Count; idx++)
                {
                    FixedDatum aFixedDatum = (FixedDatum)_fixedDatumRecords[idx];
                    aFixedDatum.marshal(dos);
                } // end of list marshalling


                for(int idx = 0; idx < _variableDatumRecords.Count; idx++)
                {
                    VariableDatum aVariableDatum = (VariableDatum)_variableDatumRecords[idx];
                    aVariableDatum.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
            {
                _requiredReliabilityService = dis.readByte();
                _pad1 = dis.readUshort();
                _pad2 = dis.readByte();
                _requestID = dis.readUint();
                _actionID = dis.readUint();
                _numberOfFixedDatumRecords = dis.readUint();
                _numberOfVariableDatumRecords = dis.readUint();
                for(int idx = 0; idx < _numberOfFixedDatumRecords; idx++)
                {
                    FixedDatum anX = new FixedDatum();
                    anX.unmarshal(dis);
                    _fixedDatumRecords.Add(anX);
                };

                for(int idx = 0; idx < _numberOfVariableDatumRecords; idx++)
                {
                    VariableDatum anX = new VariableDatum();
                    anX.unmarshal(dis);
                    _variableDatumRecords.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("<ActionRequestReliablePdu>"  + System.Environment.NewLine);
            base.reflection(sb);
            try
            {
                sb.Append("<requiredReliabilityService type=\"byte\">" + _requiredReliabilityService.ToString() + "</requiredReliabilityService> " + System.Environment.NewLine);
                sb.Append("<pad1 type=\"ushort\">" + _pad1.ToString() + "</pad1> " + System.Environment.NewLine);
                sb.Append("<pad2 type=\"byte\">" + _pad2.ToString() + "</pad2> " + System.Environment.NewLine);
                sb.Append("<requestID type=\"uint\">" + _requestID.ToString() + "</requestID> " + System.Environment.NewLine);
                sb.Append("<actionID type=\"uint\">" + _actionID.ToString() + "</actionID> " + System.Environment.NewLine);
                sb.Append("<fixedDatumRecords type=\"uint\">" + _fixedDatumRecords.Count.ToString() + "</fixedDatumRecords> " + System.Environment.NewLine);
                sb.Append("<variableDatumRecords type=\"uint\">" + _variableDatumRecords.Count.ToString() + "</variableDatumRecords> " + System.Environment.NewLine);

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


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

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

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

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


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

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

            ivarsEqual = base.Equals(rhs);

            if( ! (_requiredReliabilityService == rhs._requiredReliabilityService)) ivarsEqual = false;
            if( ! (_pad1 == rhs._pad1)) ivarsEqual = false;
            if( ! (_pad2 == rhs._pad2)) ivarsEqual = false;
            if( ! (_requestID == rhs._requestID)) ivarsEqual = false;
            if( ! (_actionID == rhs._actionID)) ivarsEqual = false;
            if( ! (_numberOfFixedDatumRecords == rhs._numberOfFixedDatumRecords)) ivarsEqual = false;
            if( ! (_numberOfVariableDatumRecords == rhs._numberOfVariableDatumRecords)) ivarsEqual = false;

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


            if( ! (_variableDatumRecords.Count == rhs._variableDatumRecords.Count)) ivarsEqual = false;
            if(ivarsEqual)
            {
                for(int idx = 0; idx < _variableDatumRecords.Count; idx++)
                {
                    if( ! ( _variableDatumRecords[idx].Equals(rhs._variableDatumRecords[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) ^ _requiredReliabilityService.GetHashCode();
            result = GenerateHash(result) ^ _pad1.GetHashCode();
            result = GenerateHash(result) ^ _pad2.GetHashCode();
            result = GenerateHash(result) ^ _requestID.GetHashCode();
            result = GenerateHash(result) ^ _actionID.GetHashCode();
            result = GenerateHash(result) ^ _numberOfFixedDatumRecords.GetHashCode();
            result = GenerateHash(result) ^ _numberOfVariableDatumRecords.GetHashCode();

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


            if(_variableDatumRecords.Count > 0)
            {
                for(int idx = 0; idx < _variableDatumRecords.Count; idx++)
                {
                    result = GenerateHash(result) ^ _variableDatumRecords[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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