From 425d2a2a972de34c1853c6049727d4c0eea38af4 Mon Sep 17 00:00:00 2001
From: Robert Adams
Date: Sun, 30 Jun 2013 13:48:27 -0700
Subject: BulletSim: set linkset type to be prim specific rather than a
 simulator wide default. This allows individual prims to differ in the
 underlying linkset implementation.

---
 OpenSim/Region/Physics/BulletSPlugin/BSLinkset.cs        | 16 ++++------------
 .../Region/Physics/BulletSPlugin/BSLinksetCompound.cs    |  2 --
 OpenSim/Region/Physics/BulletSPlugin/BSPrimLinkable.cs   |  5 ++++-
 3 files changed, 8 insertions(+), 15 deletions(-)

(limited to 'OpenSim/Region')

diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSLinkset.cs b/OpenSim/Region/Physics/BulletSPlugin/BSLinkset.cs
index 76c2187..ad8e10f 100755
--- a/OpenSim/Region/Physics/BulletSPlugin/BSLinkset.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BSLinkset.cs
@@ -33,14 +33,6 @@ using OMV = OpenMetaverse;
 namespace OpenSim.Region.Physics.BulletSPlugin
 {
 
-// A BSPrim can get individual information about its linkedness attached
-//    to it through an instance of a subclass of LinksetInfo.
-// Each type of linkset will define the information needed for its type.
-public abstract class BSLinksetInfo
-{
-    public virtual void Clear() { }
-}
-
 public abstract class BSLinkset
 {
     // private static string LogHeader = "[BULLETSIM LINKSET]";
@@ -56,15 +48,15 @@ public abstract class BSLinkset
     {
         BSLinkset ret = null;
 
-        switch ((int)BSParam.LinksetImplementation)
+        switch (parent.LinksetType)
         {
-            case (int)LinksetImplementation.Constraint:
+            case LinksetImplementation.Constraint:
                 ret = new BSLinksetConstraints(physScene, parent);
                 break;
-            case (int)LinksetImplementation.Compound:
+            case LinksetImplementation.Compound:
                 ret = new BSLinksetCompound(physScene, parent);
                 break;
-            case (int)LinksetImplementation.Manual:
+            case LinksetImplementation.Manual:
                 // ret = new BSLinksetManual(physScene, parent);
                 break;
             default:
diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSLinksetCompound.cs b/OpenSim/Region/Physics/BulletSPlugin/BSLinksetCompound.cs
index 350a5d1..308cf13 100755
--- a/OpenSim/Region/Physics/BulletSPlugin/BSLinksetCompound.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BSLinksetCompound.cs
@@ -238,7 +238,6 @@ public sealed class BSLinksetCompound : BSLinkset
                     //    there will already be a rebuild scheduled.
                     DetailLog("{0},BSLinksetCompound.UpdateProperties,couldNotUpdateChild.schedulingRebuild,whichUpdated={1}",
                                                                     updated.LocalID, whichUpdated);
-                    updated.LinksetInfo = null; // setting to 'null' causes relative position to be recomputed.
                     ScheduleRebuild(updated);
                 }
             }
@@ -294,7 +293,6 @@ public sealed class BSLinksetCompound : BSLinkset
                             child.LocalID, child.PhysBody.AddrString);
 
             // Cause the child's body to be rebuilt and thus restored to normal operation
-            child.LinksetInfo = null;
             child.ForceBodyShapeRebuild(false);
 
             if (!HasAnyChildren)
diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSPrimLinkable.cs b/OpenSim/Region/Physics/BulletSPlugin/BSPrimLinkable.cs
index 235da78..87eed98 100755
--- a/OpenSim/Region/Physics/BulletSPlugin/BSPrimLinkable.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BSPrimLinkable.cs
@@ -41,12 +41,15 @@ public class BSPrimLinkable : BSPrimDisplaced
     // The index of this child prim.
     public int LinksetChildIndex { get; set; }
 
-    public BSLinksetInfo LinksetInfo { get; set; }
+    public BSLinkset.LinksetImplementation LinksetType { get; set; }
 
     public BSPrimLinkable(uint localID, String primName, BSScene parent_scene, OMV.Vector3 pos, OMV.Vector3 size,
                        OMV.Quaternion rotation, PrimitiveBaseShape pbs, bool pisPhysical)
         : base(localID, primName, parent_scene, pos, size, rotation, pbs, pisPhysical)
     {
+        // Default linkset implementation for this prim
+        LinksetType = (BSLinkset.LinksetImplementation)BSParam.LinksetImplementation;
+
         Linkset = BSLinkset.Factory(PhysScene, this);
 
         PhysScene.TaintedObject("BSPrimLinksetCompound.Refresh", delegate()
-- 
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