From 907918e68e9fb0deb0cea2fa9219ceb76dd41ae1 Mon Sep 17 00:00:00 2001
From: Dalien Talbot
Date: Sun, 9 Sep 2007 17:32:03 +0000
Subject: Little green men (aka dots on minimap). Thanks to bushing for
 pointing out that it is done by CoarseLocationUpdatePacket.

---
 OpenSim/Framework/General/Interfaces/IClientAPI.cs |  1 +
 OpenSim/Framework/General/NullClientAPI.cs         |  1 +
 OpenSim/Region/ClientStack/ClientView.API.cs       | 21 ++++++++++++
 OpenSim/Region/Environment/Scenes/ScenePresence.cs | 38 ++++++++++++++++++++++
 .../Region/Examples/SimpleApp/MyNpcCharacter.cs    |  1 +
 5 files changed, 62 insertions(+)

(limited to 'OpenSim')

diff --git a/OpenSim/Framework/General/Interfaces/IClientAPI.cs b/OpenSim/Framework/General/Interfaces/IClientAPI.cs
index 981c5dd..545e3a8 100644
--- a/OpenSim/Framework/General/Interfaces/IClientAPI.cs
+++ b/OpenSim/Framework/General/Interfaces/IClientAPI.cs
@@ -216,6 +216,7 @@ namespace OpenSim.Framework.Interfaces
 
         void SendAvatarData(ulong regionHandle, string firstName, string lastName, LLUUID avatarID, uint avatarLocalID, LLVector3 Pos, byte[] textureEntry);
         void SendAvatarTerseUpdate(ulong regionHandle, ushort timeDilation, uint localID, LLVector3 position, LLVector3 velocity, LLQuaternion rotation);
+        void SendCoarseLocationUpdate(List<LLVector3> CoarseLocations);
 
         void AttachObject(uint localID, LLQuaternion rotation, byte attachPoint);
         void SendPrimitiveToClient(ulong regionHandle, ushort timeDilation, uint localID, PrimitiveBaseShape primShape, LLVector3 pos, uint flags, LLUUID objectID, LLUUID ownerID, string text, uint parentID, byte[] particleSystem, LLQuaternion rotation);
diff --git a/OpenSim/Framework/General/NullClientAPI.cs b/OpenSim/Framework/General/NullClientAPI.cs
index b236cea..ab89323 100644
--- a/OpenSim/Framework/General/NullClientAPI.cs
+++ b/OpenSim/Framework/General/NullClientAPI.cs
@@ -137,6 +137,7 @@ namespace OpenSim.Framework
 
        public virtual void SendAvatarData(ulong regionHandle, string firstName, string lastName, LLUUID avatarID, uint avatarLocalID, LLVector3 Pos, byte[] textureEntry){}
        public virtual void SendAvatarTerseUpdate(ulong regionHandle, ushort timeDilation, uint localID, LLVector3 position, LLVector3 velocity, LLQuaternion rotation){}
+       public virtual void SendCoarseLocationUpdate(List<LLVector3> CoarseLocations) { }
 
        public virtual void AttachObject(uint localID, LLQuaternion rotation, byte attachPoint){}
        public virtual void SendPrimitiveToClient(ulong regionHandle, ushort timeDilation, uint localID, PrimitiveBaseShape primShape, LLVector3 pos, uint flags, LLUUID objectID, LLUUID ownerID, string text, uint parentID, byte[] particleSystem, LLQuaternion rotation){}
diff --git a/OpenSim/Region/ClientStack/ClientView.API.cs b/OpenSim/Region/ClientStack/ClientView.API.cs
index c5a2284..43eb95a 100644
--- a/OpenSim/Region/ClientStack/ClientView.API.cs
+++ b/OpenSim/Region/ClientStack/ClientView.API.cs
@@ -941,6 +941,27 @@ namespace OpenSim.Region.ClientStack
             this.OutPacket(terse);
         }
 
+	public void SendCoarseLocationUpdate(List<LLVector3> CoarseLocations)
+	{
+	    CoarseLocationUpdatePacket loc = new CoarseLocationUpdatePacket();
+	    int total = CoarseLocations.Count;
+	    CoarseLocationUpdatePacket.IndexBlock ib = 
+	                   new CoarseLocationUpdatePacket.IndexBlock();
+	    loc.Location = new CoarseLocationUpdatePacket.LocationBlock[total];
+	    for(int i=0; i<total; i++) {
+	        CoarseLocationUpdatePacket.LocationBlock lb = 
+		           new CoarseLocationUpdatePacket.LocationBlock();
+	        lb.X = (byte)CoarseLocations[i].X;
+	        lb.Y = (byte)CoarseLocations[i].Y;
+	        lb.Z = (byte)(CoarseLocations[i].Z/4);
+	        loc.Location[i] = lb;
+	    }
+	    ib.You = -1;
+	    ib.Prey = -1;
+	    loc.Index = ib;
+	    this.OutPacket(loc);
+	}
+
         #endregion
 
         #region Primitive Packet/data Sending Methods
diff --git a/OpenSim/Region/Environment/Scenes/ScenePresence.cs b/OpenSim/Region/Environment/Scenes/ScenePresence.cs
index c96d575..8cf0b98 100644
--- a/OpenSim/Region/Environment/Scenes/ScenePresence.cs
+++ b/OpenSim/Region/Environment/Scenes/ScenePresence.cs
@@ -64,6 +64,7 @@ namespace OpenSim.Region.Environment.Scenes
 
         private bool newForce = false;
         private bool newAvatar = false;
+         private bool newCoarseLocations = false;
 
         protected RegionInfo m_regionInfo;
         protected ulong crossingFromRegion = 0;
@@ -462,6 +463,11 @@ namespace OpenSim.Region.Environment.Scenes
         {
             this.SendPrimUpdates();
 
+	    if (this.newCoarseLocations) {
+	        this.SendCoarseLocations();
+		this.newCoarseLocations = false;
+            }
+
             if (this.childAgent == false)
             {
                 if (this.newForce)
@@ -515,6 +521,37 @@ namespace OpenSim.Region.Environment.Scenes
             }
         }
 
+
+	public void SendCoarseLocations()
+	{
+	    List<LLVector3> CoarseLocations = new List<LLVector3>();
+            List<ScenePresence> avatars = this.m_scene.RequestAvatarList();
+            for (int i = 0; i < avatars.Count; i++)
+            {
+	    	if (avatars[i] != this) {
+	            CoarseLocations.Add(avatars[i].AbsolutePosition);
+		}
+            }
+	    this.ControllingClient.SendCoarseLocationUpdate(CoarseLocations);
+	}
+
+	public void CoarseLocationChange(ScenePresence avatar)
+	{
+	    newCoarseLocations = true;
+	}
+
+	private void NotifyMyCoarseLocationChange()
+	{
+            List<ScenePresence> avatars = this.m_scene.RequestAvatarList();
+            for (int i = 0; i < avatars.Count; i++) {
+	    	if (avatars[i] != this) {
+		    avatars[i].CoarseLocationChange(this);
+		}
+            }
+	        
+	}
+
+
         /// <summary>
         /// 
         /// </summary>
@@ -638,6 +675,7 @@ namespace OpenSim.Region.Environment.Scenes
                 if (OnSignificantClientMovement != null)
                 {
                     OnSignificantClientMovement(this.ControllingClient);
+                    NotifyMyCoarseLocationChange();
                 }
             }
         }
diff --git a/OpenSim/Region/Examples/SimpleApp/MyNpcCharacter.cs b/OpenSim/Region/Examples/SimpleApp/MyNpcCharacter.cs
index 7e1f5c1..7053c84 100644
--- a/OpenSim/Region/Examples/SimpleApp/MyNpcCharacter.cs
+++ b/OpenSim/Region/Examples/SimpleApp/MyNpcCharacter.cs
@@ -154,6 +154,7 @@ namespace SimpleApp
 
         public virtual void SendAvatarData(ulong regionHandle, string firstName, string lastName, LLUUID avatarID, uint avatarLocalID, LLVector3 Pos, byte[] textureEntry) { }
         public virtual void SendAvatarTerseUpdate(ulong regionHandle, ushort timeDilation, uint localID, LLVector3 position, LLVector3 velocity, LLQuaternion rotation) { }
+        public virtual void SendCoarseLocationUpdate(List<LLVector3> CoarseLocations) { }
 
         public virtual void AttachObject(uint localID, LLQuaternion rotation, byte attachPoint) { }
 
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