From b8a7cbb9e916f0fe47e56a35a1bf3a6001ed02d0 Mon Sep 17 00:00:00 2001
From: Robert Adams
Date: Thu, 29 Nov 2012 08:03:30 -0800
Subject: BulletSim: reverse direction of hover correction. Removes problem
 with vehicles being orbited.

---
 OpenSim/Region/Physics/BulletSPlugin/BSDynamics.cs | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

(limited to 'OpenSim/Region/Physics/BulletSPlugin')

diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSDynamics.cs b/OpenSim/Region/Physics/BulletSPlugin/BSDynamics.cs
index 3a73fba..a398b74 100644
--- a/OpenSim/Region/Physics/BulletSPlugin/BSDynamics.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BSDynamics.cs
@@ -742,22 +742,22 @@ namespace OpenSim.Region.Physics.BulletSPlugin
                 else
                 {
                     float verticalError = pos.Z - m_VhoverTargetHeight;
-                    // RA: where does the 50 come from?
-                    float verticalCorrectionVelocity = pTimestep * ((verticalError * 50.0f) / m_VhoverTimescale);
-                    // Replace Vertical speed with correction figure if significant
+                    float verticalCorrectionVelocity = pTimestep * (verticalError / m_VhoverTimescale);
+
+                    // TODO: implement m_VhoverEfficiency
                     if (verticalError > 0.01f)
                     {
-                        ret = new Vector3(0f, 0f, verticalCorrectionVelocity);
-                        //KF: m_VhoverEfficiency is not yet implemented
+                        // If error is positive (we're above the target height), push down
+                        ret = new Vector3(0f, 0f, -verticalCorrectionVelocity);
                     }
                     else if (verticalError < -0.01)
                     {
-                        ret = new Vector3(0f, 0f, -verticalCorrectionVelocity);
+                        ret = new Vector3(0f, 0f, verticalCorrectionVelocity);
                     }
                 }
 
-                VDetailLog("{0},MoveLinear,hover,pos={1},dir={2},height={3},target={4}",
-                                Prim.LocalID, pos, ret, m_VhoverHeight, m_VhoverTargetHeight);
+                VDetailLog("{0},MoveLinear,hover,pos={1},ret={2},hoverTS={3},height={4},target={5}",
+                                Prim.LocalID, pos, ret, m_VhoverTimescale, m_VhoverHeight, m_VhoverTargetHeight);
             }
 
             return ret;
-- 
cgit v1.1


From 0cd99c74a70ddfd42c3e8325716f56bf35d4474c Mon Sep 17 00:00:00 2001
From: Robert Adams
Date: Thu, 29 Nov 2012 09:24:53 -0800
Subject: BulletSim: add expanded call to IMesher/Meshmerizer which
 enables/disables mesh caching. Since BulletSim caches and tracks the
 unmanaged memory version of meshes, the Meshmerizer itself does not need to
 cache built meshes once BulletSim has made the physical proxy mesh.

---
 OpenSim/Region/Physics/BulletSPlugin/BSShapeCollection.cs | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

(limited to 'OpenSim/Region/Physics/BulletSPlugin')

diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSShapeCollection.cs b/OpenSim/Region/Physics/BulletSPlugin/BSShapeCollection.cs
index 892c34b..b94dcf6 100755
--- a/OpenSim/Region/Physics/BulletSPlugin/BSShapeCollection.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BSShapeCollection.cs
@@ -620,8 +620,7 @@ public sealed class BSShapeCollection : IDisposable
         }
         else
         {
-            // Pass false for physicalness as this creates some sort of bounding box which we don't need
-            meshData = PhysicsScene.mesher.CreateMesh(objName, pbs, size, lod, false);
+            meshData = PhysicsScene.mesher.CreateMesh(objName, pbs, size, lod, true, false);
 
             if (meshData != null)
             {
@@ -694,8 +693,8 @@ public sealed class BSShapeCollection : IDisposable
         else
         {
             // Build a new hull in the physical world
-            // Pass false for physicalness as this creates some sort of bounding box which we don't need
-            IMesh meshData = PhysicsScene.mesher.CreateMesh(objName, pbs, size, lod, false);
+            // Pass true for physicalness as this creates some sort of bounding box which we don't need
+            IMesh meshData = PhysicsScene.mesher.CreateMesh(objName, pbs, size, lod, true, false);
             if (meshData != null)
             {
 
-- 
cgit v1.1