From 8b16131206818329e973faec3a9861fca37f0073 Mon Sep 17 00:00:00 2001
From: UbitUmarov
Date: Thu, 13 Jul 2017 20:21:18 +0100
Subject: add Util.GetTimeStamp() that returns the stamp in seconds; use it on
 ubOde; separed land collsions dispatch from the others...

---
 OpenSim/Region/PhysicsModules/ubOde/ODEPrim.cs  |  4 +--
 OpenSim/Region/PhysicsModules/ubOde/ODEScene.cs | 34 +++++++++++++------------
 2 files changed, 20 insertions(+), 18 deletions(-)

(limited to 'OpenSim/Region/PhysicsModules/ubOde')

diff --git a/OpenSim/Region/PhysicsModules/ubOde/ODEPrim.cs b/OpenSim/Region/PhysicsModules/ubOde/ODEPrim.cs
index 005caee..44e722c 100644
--- a/OpenSim/Region/PhysicsModules/ubOde/ODEPrim.cs
+++ b/OpenSim/Region/PhysicsModules/ubOde/ODEPrim.cs
@@ -1240,7 +1240,7 @@ namespace OpenSim.Region.PhysicsModule.ubOde
                     SentEmptyCollisionsEvent = true;
 //                    _parent_scene.RemoveCollisionEventReporting(this);
                 }
-                else if(Body == IntPtr.Zero || d.BodyIsEnabled(Body))
+                else if(Body == IntPtr.Zero || (d.BodyIsEnabled(Body) && m_bodydisablecontrol >= 0 ))
                 {
                     SentEmptyCollisionsEvent = false;
                     CollisionEventsThisFrame.Clear();
@@ -3595,7 +3595,7 @@ namespace OpenSim.Region.PhysicsModule.ubOde
                     _zeroFlag = true;
                     d.BodySetAutoDisableSteps(Body, 1);
                     d.BodyEnable(Body);
-                    m_bodydisablecontrol = -4;
+                    m_bodydisablecontrol = -3;
                 }
 
                 if(m_bodydisablecontrol < 0)
diff --git a/OpenSim/Region/PhysicsModules/ubOde/ODEScene.cs b/OpenSim/Region/PhysicsModules/ubOde/ODEScene.cs
index 5758e0a..004ee7f 100644
--- a/OpenSim/Region/PhysicsModules/ubOde/ODEScene.cs
+++ b/OpenSim/Region/PhysicsModules/ubOde/ODEScene.cs
@@ -203,8 +203,8 @@ namespace OpenSim.Region.PhysicsModule.ubOde
         private float metersInSpace = 25.6f;
         private float m_timeDilation = 1.0f;
 
-        private DateTime m_lastframe;
-        private DateTime m_lastMeshExpire;
+        private double m_lastframe;
+        private double m_lastMeshExpire;
 
         public float gravityx = 0f;
         public float gravityy = 0f;
@@ -629,8 +629,9 @@ namespace OpenSim.Region.PhysicsModule.ubOde
                 staticPrimspaceOffRegion[i] = newspace;
             }
 
-            m_lastframe = DateTime.UtcNow;
+            m_lastframe = Util.GetTimeStamp();
             m_lastMeshExpire = m_lastframe;
+            step_time = -1;
         }
 
         internal void waitForSpaceUnlock(IntPtr space)
@@ -1625,6 +1626,8 @@ namespace OpenSim.Region.PhysicsModule.ubOde
                 }
                 m_log.InfoFormat("[ubOde] {0} prim actors loaded",_prims.Count);
             }
+            m_lastframe = Util.GetTimeStamp() + 0.5;
+            step_time = -0.5f;
         }
 
         /// <summary>
@@ -1638,13 +1641,12 @@ namespace OpenSim.Region.PhysicsModule.ubOde
         /// <returns></returns>
         public override float Simulate(float reqTimeStep)
         {
-            DateTime now = DateTime.UtcNow;
-            TimeSpan timedif = now - m_lastframe;
-            float timeStep = (float)timedif.TotalSeconds;
+            double now = Util.GetTimeStamp();
+            double timeStep = now - m_lastframe;
             m_lastframe = now;
 
             // acumulate time so we can reduce error
-            step_time += timeStep;
+            step_time += (float)timeStep;
 
             if (step_time < HalfOdeStep)
                 return 0;
@@ -1853,14 +1855,6 @@ namespace OpenSim.Region.PhysicsModule.ubOde
                     }
                 }
 
-                timedif = now - m_lastMeshExpire;
-
-                if (timedif.Seconds > 10)
-                {
-                    mesher.ExpireReleaseMeshs();
-                    m_lastMeshExpire = now;
-                }
-
 // information block for in debug breakpoint only
 /*
                 int ntopactivegeoms = d.SpaceGetNumGeoms(ActiveSpace);
@@ -1940,7 +1934,7 @@ namespace OpenSim.Region.PhysicsModule.ubOde
                     // if we lag too much skip frames
                     m_timeDilation = 0.0f;
                     step_time = 0;
-                    m_lastframe = DateTime.UtcNow; // skip also the time lost
+                    m_lastframe = Util.GetTimeStamp(); // skip also the time lost
                 }
                 else
                 {
@@ -1948,6 +1942,14 @@ namespace OpenSim.Region.PhysicsModule.ubOde
                     if (m_timeDilation > 1)
                         m_timeDilation = 1;
                 }
+
+                if (m_timeDilation == 1 && now - m_lastMeshExpire > 30)
+                {
+                    mesher.ExpireReleaseMeshs();
+                    m_lastMeshExpire = now;
+                }
+
+
             }
 
             return fps;
-- 
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