// Copyright (c) 1995-2009 held by the author(s). All rights reserved.
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// modification, are permitted provided that the following conditions
// are met:
//
// * Redistributions of source code must retain the above copyright
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// 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
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// prior written permission.
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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