From e9e72fe9079ab011dc43199496fb9a9dc7ea5b3a Mon Sep 17 00:00:00 2001
From: Teravus Ovares
Date: Fri, 9 Nov 2007 21:01:55 +0000
Subject: * Added an internal throttle on ODE physics updates * Added a
 ThrottleUpdates member to PhysicsActor to expose 'throttle' ability to the
 Scene. * Updated the ode.dll file with a fix to invalid data passed to ODE's
 heightfield collision calculator.

---
 .../BasicPhysicsPlugin/BasicPhysicsPlugin.cs       |  6 +++-
 .../Region/Physics/BulletXPlugin/BulletXPlugin.cs  |  5 ++++
 OpenSim/Region/Physics/Manager/PhysicsActor.cs     |  7 +++++
 OpenSim/Region/Physics/OdePlugin/OdePlugin.cs      | 32 ++++++++++++++++++++--
 OpenSim/Region/Physics/PhysXPlugin/PhysXPlugin.cs  | 11 +++++++-
 5 files changed, 56 insertions(+), 5 deletions(-)

(limited to 'OpenSim/Region')

diff --git a/OpenSim/Region/Physics/BasicPhysicsPlugin/BasicPhysicsPlugin.cs b/OpenSim/Region/Physics/BasicPhysicsPlugin/BasicPhysicsPlugin.cs
index d5cb99f..6377392 100644
--- a/OpenSim/Region/Physics/BasicPhysicsPlugin/BasicPhysicsPlugin.cs
+++ b/OpenSim/Region/Physics/BasicPhysicsPlugin/BasicPhysicsPlugin.cs
@@ -201,7 +201,11 @@ namespace OpenSim.Region.Physics.BasicPhysicsPlugin
             get { return false; }
             set { return; }
         }
-
+        public override bool ThrottleUpdates
+        {
+            get { return false; }
+            set { return; }
+        }
         public override bool Flying
         {
             get { return flying; }
diff --git a/OpenSim/Region/Physics/BulletXPlugin/BulletXPlugin.cs b/OpenSim/Region/Physics/BulletXPlugin/BulletXPlugin.cs
index 2e6e40f..c733adb 100644
--- a/OpenSim/Region/Physics/BulletXPlugin/BulletXPlugin.cs
+++ b/OpenSim/Region/Physics/BulletXPlugin/BulletXPlugin.cs
@@ -742,6 +742,11 @@ namespace OpenSim.Region.Physics.BulletXPlugin
             get { return flying; }
             set { flying = value; }
         }
+        public override bool ThrottleUpdates
+        {
+            get { return false; }
+            set { return; }
+        }
         public override bool IsColliding
         {
             get { return iscolliding; }
diff --git a/OpenSim/Region/Physics/Manager/PhysicsActor.cs b/OpenSim/Region/Physics/Manager/PhysicsActor.cs
index 049da96..9ce7cf3 100644
--- a/OpenSim/Region/Physics/Manager/PhysicsActor.cs
+++ b/OpenSim/Region/Physics/Manager/PhysicsActor.cs
@@ -88,6 +88,8 @@ namespace OpenSim.Region.Physics.Manager
 
         public abstract bool Flying { get; set; }
 
+        public abstract bool ThrottleUpdates { get; set; }
+
         public abstract bool IsColliding { get; set; }
         public abstract PhysicsVector RotationalVelocity { get; set; }
 
@@ -148,6 +150,11 @@ namespace OpenSim.Region.Physics.Manager
             get { return false; }
             set { return; }
         }
+        public override bool ThrottleUpdates
+        {
+            get { return false; }
+            set { return; }
+        }
 
         public override bool IsColliding
         {
diff --git a/OpenSim/Region/Physics/OdePlugin/OdePlugin.cs b/OpenSim/Region/Physics/OdePlugin/OdePlugin.cs
index 79f51a1..decf93f 100644
--- a/OpenSim/Region/Physics/OdePlugin/OdePlugin.cs
+++ b/OpenSim/Region/Physics/OdePlugin/OdePlugin.cs
@@ -212,6 +212,11 @@ namespace OpenSim.Region.Physics.OdePlugin
 
                 // We only need to test p2 for 'jump crouch purposes'
                 p2.IsColliding = true;
+                if (count > 3)
+                {
+                    p2.ThrottleUpdates = true;
+                }
+                //System.Console.WriteLine(count.ToString());
                 //System.Console.WriteLine("near: A collision was detected between {1} and {2}", 0, name1, name2);
             }
         }
@@ -667,7 +672,11 @@ namespace OpenSim.Region.Physics.OdePlugin
             get { return false; }
             set { return; }
         }
-
+        public override bool ThrottleUpdates
+        {
+            get { return false; }
+            set { return; }
+        }
         public override bool Flying
         {
             get { return flying; }
@@ -929,6 +938,8 @@ namespace OpenSim.Region.Physics.OdePlugin
         public IntPtr _triMeshData;
         private bool iscolliding = false;
         private bool m_isphysical = false;
+        private bool m_throttleUpdates = false;
+        private int throttleCounter = 0;
         
         public bool _zeroFlag = false;
         private bool m_lastUpdateSent = false;
@@ -1098,7 +1109,11 @@ namespace OpenSim.Region.Physics.OdePlugin
             get { return iscolliding; }
             set { iscolliding = value; }
         }
-
+        public override bool ThrottleUpdates
+        {
+            get { return m_throttleUpdates; }
+            set { m_throttleUpdates=value; }
+        }
 
         public override PhysicsVector Position
         {
@@ -1347,6 +1362,8 @@ namespace OpenSim.Region.Physics.OdePlugin
                     m_rotationalVelocity.Y = 0;
                     m_rotationalVelocity.Z = 0;
                     base.RequestPhysicsterseUpdate();
+                    m_throttleUpdates = false;
+                    throttleCounter = 0;
                     _zeroFlag = true;
                 }
 
@@ -1382,6 +1399,8 @@ namespace OpenSim.Region.Physics.OdePlugin
                     m_rotationalVelocity.Z = 0;
                     if (!m_lastUpdateSent)
                     {
+                        m_throttleUpdates = false;
+                        throttleCounter = 0;
                         base.RequestPhysicsterseUpdate();
                         m_lastUpdateSent = true;
                     }
@@ -1406,7 +1425,14 @@ namespace OpenSim.Region.Physics.OdePlugin
                     _orientation.y = ori.Y;
                     _orientation.z = ori.Z;
                     m_lastUpdateSent = false;
-                    base.RequestPhysicsterseUpdate();
+                    if (!m_throttleUpdates || throttleCounter > 15)
+                    {
+                        base.RequestPhysicsterseUpdate();
+                    }
+                    else
+                    {
+                        throttleCounter++;
+                    }
                 }
                 m_lastposition = l_position;
             }
diff --git a/OpenSim/Region/Physics/PhysXPlugin/PhysXPlugin.cs b/OpenSim/Region/Physics/PhysXPlugin/PhysXPlugin.cs
index d282e9d..76121ae 100644
--- a/OpenSim/Region/Physics/PhysXPlugin/PhysXPlugin.cs
+++ b/OpenSim/Region/Physics/PhysXPlugin/PhysXPlugin.cs
@@ -204,7 +204,11 @@ namespace OpenSim.Region.Physics.PhysXPlugin
             get { return false; }
             set { return; }
         }
-
+        public override bool ThrottleUpdates
+        {
+            get { return false; }
+            set { return; }
+        }
         public override bool Flying
         {
             get { return flying; }
@@ -335,6 +339,11 @@ namespace OpenSim.Region.Physics.PhysXPlugin
             get { return false; }
             set { return; }
         }
+        public override bool ThrottleUpdates
+        {
+            get { return false; }
+            set { return; }
+        }
         public override PhysicsVector RotationalVelocity
         {
             get { return m_rotationalVelocity; }
-- 
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