From fcf5fb5dfdabf0c8318156522ca008ce50b19a94 Mon Sep 17 00:00:00 2001
From: Justin Clark-Casey (justincc)
Date: Tue, 29 Jul 2014 18:54:16 +0100
Subject: Implement "scene debug set root-upd-per" for dropping 1 in N root
 agent updates except to originator

For experimental purposes.
Also corrects a previous bug where each terse update sent was counted rather than each set of terse updates to agents.
---
 OpenSim/Region/Framework/Scenes/ScenePresence.cs | 21 +++++++++++++++++++--
 1 file changed, 19 insertions(+), 2 deletions(-)

(limited to 'OpenSim/Region/Framework/Scenes/ScenePresence.cs')

diff --git a/OpenSim/Region/Framework/Scenes/ScenePresence.cs b/OpenSim/Region/Framework/Scenes/ScenePresence.cs
index 73a5c25..c7db306 100644
--- a/OpenSim/Region/Framework/Scenes/ScenePresence.cs
+++ b/OpenSim/Region/Framework/Scenes/ScenePresence.cs
@@ -3233,12 +3233,27 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name="remoteClient"></param>
         public void SendTerseUpdateToClient(IClientAPI remoteClient)
         {
-            m_terseUpdateCount++;
-
             // If the client is inactive, it's getting its updates from another
             // server.
             if (remoteClient.IsActive)
             {
+                if (Scene.RootTerseUpdatePeriod > 1)
+                {
+//                    Console.WriteLine(
+//                        "{0} {1} {2} {3} {4} {5} for {6} to {7}", 
+//                        remoteClient.AgentId, UUID, remoteClient.SceneAgent.IsChildAgent, m_terseUpdateCount, Scene.RootTerseUpdatePeriod, Velocity.ApproxEquals(Vector3.Zero, 0.001f), Name, remoteClient.Name);
+                    if (remoteClient.AgentId != UUID
+                        && !remoteClient.SceneAgent.IsChildAgent
+                        && m_terseUpdateCount % Scene.RootTerseUpdatePeriod != 0 
+                        && !Velocity.ApproxEquals(Vector3.Zero, 0.001f))
+                    {
+//                        m_log.DebugFormat("[SCENE PRESENCE]: Discarded update from {0} to {1}, args {2} {3} {4} {5} {6} {7}",
+//                            Name, remoteClient.Name, remoteClient.AgentId, UUID, remoteClient.SceneAgent.IsChildAgent, m_terseUpdateCount, Scene.RootTerseUpdatePeriod, Velocity.ApproxEquals(Vector3.Zero, 0.001f));
+
+                        return;
+                    }
+                }
+
                 if (Scene.ChildTerseUpdatePeriod > 1 
                     && remoteClient.SceneAgent.IsChildAgent
                     && m_terseUpdateCount % Scene.ChildTerseUpdatePeriod != 0 
@@ -3304,6 +3319,8 @@ namespace OpenSim.Region.Framework.Scenes
                 lastTerseUpdateToAllClientsTick = currentTick;
                 lastPositionSentToAllClients = OffsetPosition;
 
+                m_terseUpdateCount++;
+
 //                Console.WriteLine("Scheduled update for {0} in {1}", Name, Scene.Name);
                 m_scene.ForEachClient(SendTerseUpdateToClient);
             }
-- 
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