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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
{

    /**
     * 5.3.3.3. Information about elastic collisions in a DIS exercise shall be communicated using a Collision-Elastic PDU. 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(EntityID))]
    [XmlInclude(typeof(EventID))]
    [XmlInclude(typeof(Vector3Float))]
    public partial class CollisionElasticPdu : EntityInformationFamilyPdu
    {
        /** ID of the entity that issued the collision PDU */
        protected EntityID  _issuingEntityID = new EntityID(); 

        /** ID of entity that has collided with the issuing entity ID */
        protected EntityID  _collidingEntityID = new EntityID(); 

        /** ID of event */
        protected EventID  _collisionEventID = new EventID(); 

        /** some padding */
        protected short  _pad = 0;

        /** velocity at collision */
        protected Vector3Float  _contactVelocity = new Vector3Float(); 

        /** mass of issuing entity */
        protected float  _mass;

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

        /** tensor values */
        protected float  _collisionResultXX;

        /** tensor values */
        protected float  _collisionResultXY;

        /** tensor values */
        protected float  _collisionResultXZ;

        /** tensor values */
        protected float  _collisionResultYY;

        /** tensor values */
        protected float  _collisionResultYZ;

        /** tensor values */
        protected float  _collisionResultZZ;

        /** This record shall represent the normal vector to the surface at the point of collision detection. The surface normal shall be represented in world coordinates. */
        protected Vector3Float  _unitSurfaceNormal = new Vector3Float(); 

        /** This field shall represent the degree to which energy is conserved in a collision */
        protected float  _coefficientOfRestitution;


        /** Constructor */
        ///<summary>
        ///5.3.3.3. Information about elastic collisions in a DIS exercise shall be communicated using a Collision-Elastic PDU. COMPLETE
        ///</summary>
        public CollisionElasticPdu()
        {
            PduType = (byte)66;
            ProtocolFamily = (byte)1;
        }

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

            marshalSize = base.getMarshalledSize();
            marshalSize = marshalSize + _issuingEntityID.getMarshalledSize();  // _issuingEntityID
            marshalSize = marshalSize + _collidingEntityID.getMarshalledSize();  // _collidingEntityID
            marshalSize = marshalSize + _collisionEventID.getMarshalledSize();  // _collisionEventID
            marshalSize = marshalSize + 2;  // _pad
            marshalSize = marshalSize + _contactVelocity.getMarshalledSize();  // _contactVelocity
            marshalSize = marshalSize + 4;  // _mass
            marshalSize = marshalSize + _location.getMarshalledSize();  // _location
            marshalSize = marshalSize + 4;  // _collisionResultXX
            marshalSize = marshalSize + 4;  // _collisionResultXY
            marshalSize = marshalSize + 4;  // _collisionResultXZ
            marshalSize = marshalSize + 4;  // _collisionResultYY
            marshalSize = marshalSize + 4;  // _collisionResultYZ
            marshalSize = marshalSize + 4;  // _collisionResultZZ
            marshalSize = marshalSize + _unitSurfaceNormal.getMarshalledSize();  // _unitSurfaceNormal
            marshalSize = marshalSize + 4;  // _coefficientOfRestitution

            return marshalSize;
        }


        ///<summary>
        ///ID of the entity that issued the collision PDU
        ///</summary>
        public void setIssuingEntityID(EntityID pIssuingEntityID)
        { 
            _issuingEntityID = pIssuingEntityID;
        }

        ///<summary>
        ///ID of the entity that issued the collision PDU
        ///</summary>
        public EntityID getIssuingEntityID()
        {
            return _issuingEntityID;
        }

        ///<summary>
        ///ID of the entity that issued the collision PDU
        ///</summary>
        [XmlElement(Type= typeof(EntityID), ElementName="issuingEntityID")]
        public EntityID IssuingEntityID
        {
            get
            {
                return _issuingEntityID;
            }
            set
            {
                _issuingEntityID = value;
            }
        }

        ///<summary>
        ///ID of entity that has collided with the issuing entity ID
        ///</summary>
        public void setCollidingEntityID(EntityID pCollidingEntityID)
        { 
            _collidingEntityID = pCollidingEntityID;
        }

        ///<summary>
        ///ID of entity that has collided with the issuing entity ID
        ///</summary>
        public EntityID getCollidingEntityID()
        {
            return _collidingEntityID;
        }

        ///<summary>
        ///ID of entity that has collided with the issuing entity ID
        ///</summary>
        [XmlElement(Type= typeof(EntityID), ElementName="collidingEntityID")]
        public EntityID CollidingEntityID
        {
            get
            {
                return _collidingEntityID;
            }
            set
            {
                _collidingEntityID = value;
            }
        }

        ///<summary>
        ///ID of event
        ///</summary>
        public void setCollisionEventID(EventID pCollisionEventID)
        { 
            _collisionEventID = pCollisionEventID;
        }

        ///<summary>
        ///ID of event
        ///</summary>
        public EventID getCollisionEventID()
        {
            return _collisionEventID;
        }

        ///<summary>
        ///ID of event
        ///</summary>
        [XmlElement(Type= typeof(EventID), ElementName="collisionEventID")]
        public EventID CollisionEventID
        {
            get
            {
                return _collisionEventID;
            }
            set
            {
                _collisionEventID = value;
            }
        }

        ///<summary>
        ///some padding
        ///</summary>
        public void setPad(short pPad)
        { 
            _pad = pPad;
        }

        [XmlElement(Type= typeof(short), ElementName="pad")]
        public short Pad
        {
            get
            {
                return _pad;
            }
            set
            {
                _pad = value;
            }
        }

        ///<summary>
        ///velocity at collision
        ///</summary>
        public void setContactVelocity(Vector3Float pContactVelocity)
        { 
            _contactVelocity = pContactVelocity;
        }

        ///<summary>
        ///velocity at collision
        ///</summary>
        public Vector3Float getContactVelocity()
        {
            return _contactVelocity;
        }

        ///<summary>
        ///velocity at collision
        ///</summary>
        [XmlElement(Type= typeof(Vector3Float), ElementName="contactVelocity")]
        public Vector3Float ContactVelocity
        {
            get
            {
                return _contactVelocity;
            }
            set
            {
                _contactVelocity = value;
            }
        }

        ///<summary>
        ///mass of issuing entity
        ///</summary>
        public void setMass(float pMass)
        { 
            _mass = pMass;
        }

        [XmlElement(Type= typeof(float), ElementName="mass")]
        public float Mass
        {
            get
            {
                return _mass;
            }
            set
            {
                _mass = value;
            }
        }

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

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

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

        ///<summary>
        ///tensor values
        ///</summary>
        public void setCollisionResultXX(float pCollisionResultXX)
        { 
            _collisionResultXX = pCollisionResultXX;
        }

        [XmlElement(Type= typeof(float), ElementName="collisionResultXX")]
        public float CollisionResultXX
        {
            get
            {
                return _collisionResultXX;
            }
            set
            {
                _collisionResultXX = value;
            }
        }

        ///<summary>
        ///tensor values
        ///</summary>
        public void setCollisionResultXY(float pCollisionResultXY)
        { 
            _collisionResultXY = pCollisionResultXY;
        }

        [XmlElement(Type= typeof(float), ElementName="collisionResultXY")]
        public float CollisionResultXY
        {
            get
            {
                return _collisionResultXY;
            }
            set
            {
                _collisionResultXY = value;
            }
        }

        ///<summary>
        ///tensor values
        ///</summary>
        public void setCollisionResultXZ(float pCollisionResultXZ)
        { 
            _collisionResultXZ = pCollisionResultXZ;
        }

        [XmlElement(Type= typeof(float), ElementName="collisionResultXZ")]
        public float CollisionResultXZ
        {
            get
            {
                return _collisionResultXZ;
            }
            set
            {
                _collisionResultXZ = value;
            }
        }

        ///<summary>
        ///tensor values
        ///</summary>
        public void setCollisionResultYY(float pCollisionResultYY)
        { 
            _collisionResultYY = pCollisionResultYY;
        }

        [XmlElement(Type= typeof(float), ElementName="collisionResultYY")]
        public float CollisionResultYY
        {
            get
            {
                return _collisionResultYY;
            }
            set
            {
                _collisionResultYY = value;
            }
        }

        ///<summary>
        ///tensor values
        ///</summary>
        public void setCollisionResultYZ(float pCollisionResultYZ)
        { 
            _collisionResultYZ = pCollisionResultYZ;
        }

        [XmlElement(Type= typeof(float), ElementName="collisionResultYZ")]
        public float CollisionResultYZ
        {
            get
            {
                return _collisionResultYZ;
            }
            set
            {
                _collisionResultYZ = value;
            }
        }

        ///<summary>
        ///tensor values
        ///</summary>
        public void setCollisionResultZZ(float pCollisionResultZZ)
        { 
            _collisionResultZZ = pCollisionResultZZ;
        }

        [XmlElement(Type= typeof(float), ElementName="collisionResultZZ")]
        public float CollisionResultZZ
        {
            get
            {
                return _collisionResultZZ;
            }
            set
            {
                _collisionResultZZ = value;
            }
        }

        ///<summary>
        ///This record shall represent the normal vector to the surface at the point of collision detection. The surface normal shall be represented in world coordinates.
        ///</summary>
        public void setUnitSurfaceNormal(Vector3Float pUnitSurfaceNormal)
        { 
            _unitSurfaceNormal = pUnitSurfaceNormal;
        }

        ///<summary>
        ///This record shall represent the normal vector to the surface at the point of collision detection. The surface normal shall be represented in world coordinates.
        ///</summary>
        public Vector3Float getUnitSurfaceNormal()
        {
            return _unitSurfaceNormal;
        }

        ///<summary>
        ///This record shall represent the normal vector to the surface at the point of collision detection. The surface normal shall be represented in world coordinates.
        ///</summary>
        [XmlElement(Type= typeof(Vector3Float), ElementName="unitSurfaceNormal")]
        public Vector3Float UnitSurfaceNormal
        {
            get
            {
                return _unitSurfaceNormal;
            }
            set
            {
                _unitSurfaceNormal = value;
            }
        }

        ///<summary>
        ///This field shall represent the degree to which energy is conserved in a collision
        ///</summary>
        public void setCoefficientOfRestitution(float pCoefficientOfRestitution)
        { 
            _coefficientOfRestitution = pCoefficientOfRestitution;
        }

        [XmlElement(Type= typeof(float), ElementName="coefficientOfRestitution")]
        public float CoefficientOfRestitution
        {
            get
            {
                return _coefficientOfRestitution;
            }
            set
            {
                _coefficientOfRestitution = 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
            {
                _issuingEntityID.marshal(dos);
                _collidingEntityID.marshal(dos);
                _collisionEventID.marshal(dos);
                dos.writeShort((short)_pad);
                _contactVelocity.marshal(dos);
                dos.writeFloat((float)_mass);
                _location.marshal(dos);
                dos.writeFloat((float)_collisionResultXX);
                dos.writeFloat((float)_collisionResultXY);
                dos.writeFloat((float)_collisionResultXZ);
                dos.writeFloat((float)_collisionResultYY);
                dos.writeFloat((float)_collisionResultYZ);
                dos.writeFloat((float)_collisionResultZZ);
                _unitSurfaceNormal.marshal(dos);
                dos.writeFloat((float)_coefficientOfRestitution);
            } // end try
            catch(Exception e)
            {
                Trace.WriteLine(e);
                Trace.Flush();
            }
        } // end of marshal method

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

            try
            {
                _issuingEntityID.unmarshal(dis);
                _collidingEntityID.unmarshal(dis);
                _collisionEventID.unmarshal(dis);
                _pad = dis.readShort();
                _contactVelocity.unmarshal(dis);
                _mass = dis.readFloat();
                _location.unmarshal(dis);
                _collisionResultXX = dis.readFloat();
                _collisionResultXY = dis.readFloat();
                _collisionResultXZ = dis.readFloat();
                _collisionResultYY = dis.readFloat();
                _collisionResultYZ = dis.readFloat();
                _collisionResultZZ = dis.readFloat();
                _unitSurfaceNormal.unmarshal(dis);
                _coefficientOfRestitution = dis.readFloat();
            } // 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("<CollisionElasticPdu>"  + System.Environment.NewLine);
            base.reflection(sb);
            try
            {
                sb.Append("<issuingEntityID>"  + System.Environment.NewLine);
                _issuingEntityID.reflection(sb);
                sb.Append("</issuingEntityID>"  + System.Environment.NewLine);
                sb.Append("<collidingEntityID>"  + System.Environment.NewLine);
                _collidingEntityID.reflection(sb);
                sb.Append("</collidingEntityID>"  + System.Environment.NewLine);
                sb.Append("<collisionEventID>"  + System.Environment.NewLine);
                _collisionEventID.reflection(sb);
                sb.Append("</collisionEventID>"  + System.Environment.NewLine);
                sb.Append("<pad type=\"short\">" + _pad.ToString() + "</pad> " + System.Environment.NewLine);
                sb.Append("<contactVelocity>"  + System.Environment.NewLine);
                _contactVelocity.reflection(sb);
                sb.Append("</contactVelocity>"  + System.Environment.NewLine);
                sb.Append("<mass type=\"float\">" + _mass.ToString() + "</mass> " + System.Environment.NewLine);
                sb.Append("<location>"  + System.Environment.NewLine);
                _location.reflection(sb);
                sb.Append("</location>"  + System.Environment.NewLine);
                sb.Append("<collisionResultXX type=\"float\">" + _collisionResultXX.ToString() + "</collisionResultXX> " + System.Environment.NewLine);
                sb.Append("<collisionResultXY type=\"float\">" + _collisionResultXY.ToString() + "</collisionResultXY> " + System.Environment.NewLine);
                sb.Append("<collisionResultXZ type=\"float\">" + _collisionResultXZ.ToString() + "</collisionResultXZ> " + System.Environment.NewLine);
                sb.Append("<collisionResultYY type=\"float\">" + _collisionResultYY.ToString() + "</collisionResultYY> " + System.Environment.NewLine);
                sb.Append("<collisionResultYZ type=\"float\">" + _collisionResultYZ.ToString() + "</collisionResultYZ> " + System.Environment.NewLine);
                sb.Append("<collisionResultZZ type=\"float\">" + _collisionResultZZ.ToString() + "</collisionResultZZ> " + System.Environment.NewLine);
                sb.Append("<unitSurfaceNormal>"  + System.Environment.NewLine);
                _unitSurfaceNormal.reflection(sb);
                sb.Append("</unitSurfaceNormal>"  + System.Environment.NewLine);
                sb.Append("<coefficientOfRestitution type=\"float\">" + _coefficientOfRestitution.ToString() + "</coefficientOfRestitution> " + System.Environment.NewLine);
                sb.Append("</CollisionElasticPdu>"  + System.Environment.NewLine);
            } // end try
            catch(Exception e)
            {
                Trace.WriteLine(e);
                Trace.Flush();
            }
        } // end of reflection method

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

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


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

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

            ivarsEqual = base.Equals(rhs);

            if( ! (_issuingEntityID.Equals( rhs._issuingEntityID) )) ivarsEqual = false;
            if( ! (_collidingEntityID.Equals( rhs._collidingEntityID) )) ivarsEqual = false;
            if( ! (_collisionEventID.Equals( rhs._collisionEventID) )) ivarsEqual = false;
            if( ! (_pad == rhs._pad)) ivarsEqual = false;
            if( ! (_contactVelocity.Equals( rhs._contactVelocity) )) ivarsEqual = false;
            if( ! (_mass == rhs._mass)) ivarsEqual = false;
            if( ! (_location.Equals( rhs._location) )) ivarsEqual = false;
            if( ! (_collisionResultXX == rhs._collisionResultXX)) ivarsEqual = false;
            if( ! (_collisionResultXY == rhs._collisionResultXY)) ivarsEqual = false;
            if( ! (_collisionResultXZ == rhs._collisionResultXZ)) ivarsEqual = false;
            if( ! (_collisionResultYY == rhs._collisionResultYY)) ivarsEqual = false;
            if( ! (_collisionResultYZ == rhs._collisionResultYZ)) ivarsEqual = false;
            if( ! (_collisionResultZZ == rhs._collisionResultZZ)) ivarsEqual = false;
            if( ! (_unitSurfaceNormal.Equals( rhs._unitSurfaceNormal) )) ivarsEqual = false;
            if( ! (_coefficientOfRestitution == rhs._coefficientOfRestitution)) 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) ^ _issuingEntityID.GetHashCode();
            result = GenerateHash(result) ^ _collidingEntityID.GetHashCode();
            result = GenerateHash(result) ^ _collisionEventID.GetHashCode();
            result = GenerateHash(result) ^ _pad.GetHashCode();
            result = GenerateHash(result) ^ _contactVelocity.GetHashCode();
            result = GenerateHash(result) ^ _mass.GetHashCode();
            result = GenerateHash(result) ^ _location.GetHashCode();
            result = GenerateHash(result) ^ _collisionResultXX.GetHashCode();
            result = GenerateHash(result) ^ _collisionResultXY.GetHashCode();
            result = GenerateHash(result) ^ _collisionResultXZ.GetHashCode();
            result = GenerateHash(result) ^ _collisionResultYY.GetHashCode();
            result = GenerateHash(result) ^ _collisionResultYZ.GetHashCode();
            result = GenerateHash(result) ^ _collisionResultZZ.GetHashCode();
            result = GenerateHash(result) ^ _unitSurfaceNormal.GetHashCode();
            result = GenerateHash(result) ^ _coefficientOfRestitution.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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