A example of how the physics plugins might work

brokenplugins
MW 2007-03-02 18:12:54 +00:00
parent 91c11314ac
commit 40a52b0f55
3 changed files with 253 additions and 138 deletions

View File

@ -4,148 +4,231 @@ using System.IO;
using System.Text;
using libsecondlife;
using libsecondlife.Packets;
using PhysicsManager;
namespace OpenSim.world
{
public class Avatar : Entity
{
public string firstname;
public string lastname;
public OpenSimClient ControllingClient;
private libsecondlife.Packets.ObjectUpdatePacket.ObjectDataBlock AvatarTemplate;
public Avatar(OpenSimClient TheClient) {
Console.WriteLine("Avatar.cs - Loading details from grid (DUMMY)");
ControllingClient=TheClient;
SetupTemplate("avatar-template.dat");
}
private void SetupTemplate(string name)
public string firstname;
public string lastname;
public OpenSimClient ControllingClient;
private PhysicsActor _physActor;
private libsecondlife.Packets.ObjectUpdatePacket.ObjectDataBlock AvatarTemplate;
private bool updateflag;
private bool walking;
private List<NewForce> forcesList = new List<NewForce>();
public Avatar(OpenSimClient TheClient) {
Console.WriteLine("Avatar.cs - Loading details from grid (DUMMY)");
ControllingClient=TheClient;
SetupTemplate("avatar-template.dat");
}
public PhysicsActor PhysActor
{
set
{
this._physActor = value;
}
}
public override void addFroces()
{
int i = 0;
FileInfo fInfo = new FileInfo(name);
long numBytes = fInfo.Length;
FileStream fStream = new FileStream(name, FileMode.Open, FileAccess.Read);
BinaryReader br = new BinaryReader(fStream);
byte [] data1 = br.ReadBytes((int)numBytes);
br.Close();
fStream.Close();
libsecondlife.Packets.ObjectUpdatePacket.ObjectDataBlock objdata = new libsecondlife.Packets.ObjectUpdatePacket.ObjectDataBlock(data1, ref i);
System.Text.Encoding enc = System.Text.Encoding.ASCII;
libsecondlife.LLVector3 pos = new LLVector3(objdata.ObjectData, 16);
pos.X = 100f;
objdata.ID = 8880000;
objdata.NameValue = enc.GetBytes("FirstName STRING RW SV Test \nLastName STRING RW SV User \0");
libsecondlife.LLVector3 pos2 = new LLVector3(100f,100f,23f);
//objdata.FullID=user.AgentID;
byte[] pb = pos.GetBytes();
Array.Copy(pb, 0, objdata.ObjectData, 16, pb.Length);
AvatarTemplate = objdata;
if(this.forcesList.Count>0)
{
for(int i=0 ; i < this.forcesList.Count; i++)
{
NewForce force = this.forcesList[i];
PhysicsVector phyVector = new PhysicsVector(force.X, force.Y, force.Z);
this.PhysActor.Velocity = phyVector;
this.updateflag = true;
this.velocity = new Axiom.MathLib.Vector3(force.X, force.Y, force.Z); //shouldn't really be doing this
// but as we are setting the velocity (rather than using real forces) at the moment it is okay.
}
}
}
public override void update()
{
if(this.updateflag)
{
//need to send movement info
//so create the improvedterseobjectupdate packet
}
}
public void CompleteMovement(World RegionInfo) {
Console.WriteLine("Avatar.cs:CompleteMovement() - Constructing AgentMovementComplete packet");
AgentMovementCompletePacket mov = new AgentMovementCompletePacket();
mov.AgentData.SessionID = this.ControllingClient.SessionID;
mov.AgentData.AgentID = this.ControllingClient.AgentID;
mov.Data.RegionHandle = OpenSim_Main.cfg.RegionHandle;
// TODO - dynamicalise this stuff
mov.Data.Timestamp = 1172750370;
mov.Data.Position = new LLVector3(100f, 100f, 23f);
mov.Data.LookAt = new LLVector3(0.99f, 0.042f, 0);
Console.WriteLine("Sending AgentMovementComplete packet");
ControllingClient.OutPacket(mov);
}
private void SetupTemplate(string name)
{
int i = 0;
FileInfo fInfo = new FileInfo(name);
long numBytes = fInfo.Length;
FileStream fStream = new FileStream(name, FileMode.Open, FileAccess.Read);
BinaryReader br = new BinaryReader(fStream);
byte [] data1 = br.ReadBytes((int)numBytes);
br.Close();
fStream.Close();
libsecondlife.Packets.ObjectUpdatePacket.ObjectDataBlock objdata = new libsecondlife.Packets.ObjectUpdatePacket.ObjectDataBlock(data1, ref i);
System.Text.Encoding enc = System.Text.Encoding.ASCII;
libsecondlife.LLVector3 pos = new LLVector3(objdata.ObjectData, 16);
pos.X = 100f;
objdata.ID = 8880000;
objdata.NameValue = enc.GetBytes("FirstName STRING RW SV Test \nLastName STRING RW SV User \0");
libsecondlife.LLVector3 pos2 = new LLVector3(100f,100f,23f);
//objdata.FullID=user.AgentID;
byte[] pb = pos.GetBytes();
Array.Copy(pb, 0, objdata.ObjectData, 16, pb.Length);
AvatarTemplate = objdata;
}
public void SendInitialPosition() {
System.Text.Encoding _enc = System.Text.Encoding.ASCII;
public void CompleteMovement(World RegionInfo) {
Console.WriteLine("Avatar.cs:CompleteMovement() - Constructing AgentMovementComplete packet");
AgentMovementCompletePacket mov = new AgentMovementCompletePacket();
mov.AgentData.SessionID = this.ControllingClient.SessionID;
mov.AgentData.AgentID = this.ControllingClient.AgentID;
mov.Data.RegionHandle = OpenSim_Main.cfg.RegionHandle;
// TODO - dynamicalise this stuff
mov.Data.Timestamp = 1172750370;
mov.Data.Position = new LLVector3(100f, 100f, 23f);
mov.Data.LookAt = new LLVector3(0.99f, 0.042f, 0);
Console.WriteLine("Sending AgentMovementComplete packet");
ControllingClient.OutPacket(mov);
}
//send a objectupdate packet with information about the clients avatar
ObjectUpdatePacket objupdate = new ObjectUpdatePacket();
objupdate.RegionData.RegionHandle = OpenSim_Main.cfg.RegionHandle;
objupdate.RegionData.TimeDilation = 64096;
objupdate.ObjectData = new libsecondlife.Packets.ObjectUpdatePacket.ObjectDataBlock[1];
objupdate.ObjectData[0] = AvatarTemplate;
//give this avatar object a local id and assign the user a name
objupdate.ObjectData[0].ID = 8880000 + OpenSim_Main.local_world._localNumber;
//User_info.name="Test"+this.local_numer+" User";
objupdate.ObjectData[0].FullID = ControllingClient.AgentID;
objupdate.ObjectData[0].NameValue = _enc.GetBytes("FirstName STRING RW SV " + firstname + "\nLastName STRING RW SV " + lastname + " \0");
libsecondlife.LLVector3 pos2 = new LLVector3(100f, 100.0f, 23.0f);
byte[] pb = pos2.GetBytes();
Array.Copy(pb, 0, objupdate.ObjectData[0].ObjectData, 16, pb.Length);
OpenSim_Main.local_world._localNumber++;
this.ControllingClient.OutPacket(objupdate);
}
public void SendInitialAppearance() {
AgentWearablesUpdatePacket aw = new AgentWearablesUpdatePacket();
aw.AgentData.AgentID = this.ControllingClient.AgentID;
aw.AgentData.SerialNum = 0;
aw.AgentData.SessionID = ControllingClient.SessionID;
aw.WearableData = new AgentWearablesUpdatePacket.WearableDataBlock[13];
AgentWearablesUpdatePacket.WearableDataBlock awb = new AgentWearablesUpdatePacket.WearableDataBlock();
awb.WearableType = (byte)0;
awb.AssetID = new LLUUID("66c41e39-38f9-f75a-024e-585989bfab73");
awb.ItemID = LLUUID.Random();
aw.WearableData[0] = awb;
for(int i=1; i<13; i++) {
awb = new AgentWearablesUpdatePacket.WearableDataBlock();
awb.WearableType = (byte)i;
awb.AssetID = new LLUUID("00000000-0000-0000-0000-000000000000");
awb.ItemID = new LLUUID("00000000-0000-0000-0000-000000000000");
aw.WearableData[i] = awb;
}
ControllingClient.OutPacket(aw);
}
public void SendInitialPosition() {
System.Text.Encoding _enc = System.Text.Encoding.ASCII;
public void SendRegionHandshake(World RegionInfo) {
Console.WriteLine("Avatar.cs:SendRegionHandshake() - Creating empty RegionHandshake packet");
System.Text.Encoding _enc = System.Text.Encoding.ASCII;
RegionHandshakePacket handshake = new RegionHandshakePacket();
Console.WriteLine("Avatar.cs:SendRegionhandshake() - Filling in RegionHandshake details");
handshake.RegionInfo.BillableFactor = 0;
handshake.RegionInfo.IsEstateManager = false;
handshake.RegionInfo.TerrainHeightRange00 = 60;
handshake.RegionInfo.TerrainHeightRange01 = 60;
handshake.RegionInfo.TerrainHeightRange10 = 60;
handshake.RegionInfo.TerrainHeightRange11 = 60;
handshake.RegionInfo.TerrainStartHeight00 = 10;
handshake.RegionInfo.TerrainStartHeight01 = 10;
handshake.RegionInfo.TerrainStartHeight10 = 10;
handshake.RegionInfo.TerrainStartHeight11 = 10;
handshake.RegionInfo.SimAccess = 13;
handshake.RegionInfo.WaterHeight = 5;
handshake.RegionInfo.RegionFlags = 72458694;
handshake.RegionInfo.SimName = _enc.GetBytes(OpenSim_Main.cfg.RegionName + "\0");
handshake.RegionInfo.SimOwner = new LLUUID("00000000-0000-0000-0000-000000000000");
handshake.RegionInfo.TerrainBase0 = new LLUUID("b8d3965a-ad78-bf43-699b-bff8eca6c975");
handshake.RegionInfo.TerrainBase1 = new LLUUID("abb783e6-3e93-26c0-248a-247666855da3");
handshake.RegionInfo.TerrainBase2 = new LLUUID("179cdabd-398a-9b6b-1391-4dc333ba321f");
handshake.RegionInfo.TerrainBase3 = new LLUUID("beb169c7-11ea-fff2-efe5-0f24dc881df2");
handshake.RegionInfo.TerrainDetail0 = new LLUUID("00000000-0000-0000-0000-000000000000");
handshake.RegionInfo.TerrainDetail1 = new LLUUID("00000000-0000-0000-0000-000000000000");
handshake.RegionInfo.TerrainDetail2 = new LLUUID("00000000-0000-0000-0000-000000000000");
handshake.RegionInfo.TerrainDetail3 = new LLUUID("00000000-0000-0000-0000-000000000000");
handshake.RegionInfo.CacheID = new LLUUID("545ec0a5-5751-1026-8a0b-216e38a7ab37");
Console.WriteLine("Avatar.cs:SendRegionHandshake() - Sending RegionHandshake packet");
this.ControllingClient.OutPacket(handshake);
}
//send a objectupdate packet with information about the clients avatar
ObjectUpdatePacket objupdate = new ObjectUpdatePacket();
objupdate.RegionData.RegionHandle = OpenSim_Main.cfg.RegionHandle;
objupdate.RegionData.TimeDilation = 64096;
objupdate.ObjectData = new libsecondlife.Packets.ObjectUpdatePacket.ObjectDataBlock[1];
objupdate.ObjectData[0] = AvatarTemplate;
//give this avatar object a local id and assign the user a name
objupdate.ObjectData[0].ID = 8880000 + OpenSim_Main.local_world._localNumber;
//User_info.name="Test"+this.local_numer+" User";
objupdate.ObjectData[0].FullID = ControllingClient.AgentID;
objupdate.ObjectData[0].NameValue = _enc.GetBytes("FirstName STRING RW SV " + firstname + "\nLastName STRING RW SV " + lastname + " \0");
libsecondlife.LLVector3 pos2 = new LLVector3(100f, 100.0f, 23.0f);
byte[] pb = pos2.GetBytes();
Array.Copy(pb, 0, objupdate.ObjectData[0].ObjectData, 16, pb.Length);
OpenSim_Main.local_world._localNumber++;
this.ControllingClient.OutPacket(objupdate);
}
public void SendInitialAppearance() {
AgentWearablesUpdatePacket aw = new AgentWearablesUpdatePacket();
aw.AgentData.AgentID = this.ControllingClient.AgentID;
aw.AgentData.SerialNum = 0;
aw.AgentData.SessionID = ControllingClient.SessionID;
aw.WearableData = new AgentWearablesUpdatePacket.WearableDataBlock[13];
AgentWearablesUpdatePacket.WearableDataBlock awb = new AgentWearablesUpdatePacket.WearableDataBlock();
awb.WearableType = (byte)0;
awb.AssetID = new LLUUID("66c41e39-38f9-f75a-024e-585989bfab73");
awb.ItemID = LLUUID.Random();
aw.WearableData[0] = awb;
for(int i=1; i<13; i++) {
awb = new AgentWearablesUpdatePacket.WearableDataBlock();
awb.WearableType = (byte)i;
awb.AssetID = new LLUUID("00000000-0000-0000-0000-000000000000");
awb.ItemID = new LLUUID("00000000-0000-0000-0000-000000000000");
aw.WearableData[i] = awb;
}
ControllingClient.OutPacket(aw);
}
public void HandleUpdate(AgentUpdatePacket pack) {
if(((uint)pack.AgentData.ControlFlags & (uint)MainAvatar.AgentUpdateFlags.AGENT_CONTROL_AT_POS) !=0) {
if(!walking)
{
//we should add a new force to the list
// but for now we will deal with velocities
NewFoce newVelocity = new NewForce();
Axiom.MathLib.Vector3 v3 = new Axiom.MathLib.Vector3(1, 0, 0);
Axiom.MathLib.Quaternion q = new Axiom.MathLib.Quaternion(pack.AgentData.BodyRotation.W, pack.AgentData.BodyRotation.X, pack.AgentData.BodyRotation.Y, pack.AgentData.BodyRotation.Z);
Axiom.MathLib.Vector3 direc = q * v3;
direc.Normalize();
Axiom.MathLib.Vector3 internDirec = new Vector3(direc.x, direc.y, direc.z);
//work out velocity for sim physics system
direc = direc * ((0.03f) * 128f);
newVelocity.X = direc.x;
newVelocity.Y = direc.y;
newVelocity.Z = direc.z;
this.forcesList.Add(newVelocity);
walking=true;
}
}
else
{
if(walking)
{
}
}
}
//should be moved somewhere else
public void SendRegionHandshake(World RegionInfo) {
Console.WriteLine("Avatar.cs:SendRegionHandshake() - Creating empty RegionHandshake packet");
System.Text.Encoding _enc = System.Text.Encoding.ASCII;
RegionHandshakePacket handshake = new RegionHandshakePacket();
Console.WriteLine("Avatar.cs:SendRegionhandshake() - Filling in RegionHandshake details");
handshake.RegionInfo.BillableFactor = 0;
handshake.RegionInfo.IsEstateManager = false;
handshake.RegionInfo.TerrainHeightRange00 = 60;
handshake.RegionInfo.TerrainHeightRange01 = 60;
handshake.RegionInfo.TerrainHeightRange10 = 60;
handshake.RegionInfo.TerrainHeightRange11 = 60;
handshake.RegionInfo.TerrainStartHeight00 = 10;
handshake.RegionInfo.TerrainStartHeight01 = 10;
handshake.RegionInfo.TerrainStartHeight10 = 10;
handshake.RegionInfo.TerrainStartHeight11 = 10;
handshake.RegionInfo.SimAccess = 13;
handshake.RegionInfo.WaterHeight = 5;
handshake.RegionInfo.RegionFlags = 72458694;
handshake.RegionInfo.SimName = _enc.GetBytes(OpenSim_Main.cfg.RegionName + "\0");
handshake.RegionInfo.SimOwner = new LLUUID("00000000-0000-0000-0000-000000000000");
handshake.RegionInfo.TerrainBase0 = new LLUUID("b8d3965a-ad78-bf43-699b-bff8eca6c975");
handshake.RegionInfo.TerrainBase1 = new LLUUID("abb783e6-3e93-26c0-248a-247666855da3");
handshake.RegionInfo.TerrainBase2 = new LLUUID("179cdabd-398a-9b6b-1391-4dc333ba321f");
handshake.RegionInfo.TerrainBase3 = new LLUUID("beb169c7-11ea-fff2-efe5-0f24dc881df2");
handshake.RegionInfo.TerrainDetail0 = new LLUUID("00000000-0000-0000-0000-000000000000");
handshake.RegionInfo.TerrainDetail1 = new LLUUID("00000000-0000-0000-0000-000000000000");
handshake.RegionInfo.TerrainDetail2 = new LLUUID("00000000-0000-0000-0000-000000000000");
handshake.RegionInfo.TerrainDetail3 = new LLUUID("00000000-0000-0000-0000-000000000000");
handshake.RegionInfo.CacheID = new LLUUID("545ec0a5-5751-1026-8a0b-216e38a7ab37");
Console.WriteLine("Avatar.cs:SendRegionHandshake() - Sending RegionHandshake packet");
this.ControllingClient.OutPacket(handshake);
}
}
public class NewForce
{
public float X;
public float Y;
public float Z;
public NewForce()
{
}
}
}

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@ -9,9 +9,9 @@ namespace OpenSim.world
public class Entity
{
protected libsecondlife.LLUUID uuid;
protected Vector3 position;
protected Vector3 velocity;
protected Quaternion rotation;
public Vector3 position;
public Vector3 velocity;
public Quaternion rotation;
protected string name;
protected List<Entity> children;
@ -24,7 +24,13 @@ namespace OpenSim.world
name = "(basic entity)";
children = new List<Entity>();
}
public virtual void addFroces()
{
foreach (Entity child in children)
{
child.addFroces();
}
}
public virtual void update() {
// Do any per-frame updates needed that are applicable to every type of entity
foreach (Entity child in children)

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@ -3,6 +3,7 @@ using libsecondlife;
using libsecondlife.Packets;
using System.Collections.Generic;
using System.Text;
using PhysicsManager;
namespace OpenSim.world
{
@ -13,6 +14,8 @@ namespace OpenSim.world
public ScriptEngine Scripts;
public TerrainDecode terrainengine = new TerrainDecode();
public uint _localNumber=0;
private PhysicsScene phyScene;
private float timeStep= 0.1f;
private Random Rand = new Random();
@ -32,9 +35,30 @@ namespace OpenSim.world
// Initialise this only after the world has loaded
Scripts = new ScriptEngine(this);
}
public PhysicsScene PhysScene
{
set
{
this.phyScene = value;
}
}
public void Update()
{
if(this.phyScene.IsThreaded)
{
this.phyScene.GetResults();
}
foreach (libsecondlife.LLUUID UUID in Entities.Keys)
{
Entities[UUID].addFroces();
}
this.phyScene.Simulate(timeStep);
foreach (libsecondlife.LLUUID UUID in Entities.Keys)
{
Entities[UUID].update();
@ -55,7 +79,9 @@ namespace OpenSim.world
this.Entities.Add(AgentClient.AgentID, NewAvatar);
Console.WriteLine("World.cs:AddViewerAgent() - Starting RegionHandshake ");
NewAvatar.SendRegionHandshake(this);
this.Update(); // will work for now, but needs to be optimised so we don't update everything in the sim for each new user
NewAvatar.PhysActor = this.phyScene.AddAvatar(new PhysicsVector(NewAvatar.position.x, NewAvatar.position.y, NewAvatar.position.z));
//this.Update(); // will work for now, but needs to be optimised so we don't update everything in the sim for each new user
}
public bool Backup() {