From a65cec3986431f5a2f4f9eb2424157def0d035c8 Mon Sep 17 00:00:00 2001
From: Robert Adams
Date: Sat, 6 Jul 2013 08:22:59 -0700
Subject: BulletSim: implementation of linkset center-of-mass. Default off, for
 the moment, until more testing. Add separate thread and center-of-mass flags
 to OpenSimDefaults.ini. Clean up comments in OpenSimDefaults.ini.

---
 bin/OpenSimDefaults.ini | 56 ++++++++++++++++++++++++++++++++-----------------
 1 file changed, 37 insertions(+), 19 deletions(-)

(limited to 'bin')

diff --git a/bin/OpenSimDefaults.ini b/bin/OpenSimDefaults.ini
index 4a89fe2..4a3104e 100644
--- a/bin/OpenSimDefaults.ini
+++ b/bin/OpenSimDefaults.ini
@@ -919,54 +919,72 @@
     ; ## Joint support
     ; ##
 
-    ; if you would like physics joints to be enabled through a special naming convention in the client, set this to true.
-    ; (see NINJA Physics documentation, http://opensimulator.org/wiki/NINJA_Physics)
-    ; default is false
+    ; If you would like physics joints to be enabled through a special naming
+    ;   convention in the client, set this to true.
+    ;   (See NINJA Physics documentation, http://opensimulator.org/wiki/NINJA_Physics)
+    ; Default is false
     ;use_NINJA_physics_joints = true
 
     ; ##
     ; ## additional meshing options
     ; ##
 
-    ; physical collision mesh proxies are normally created for complex prim shapes, and collisions for simple boxes and
-    ; spheres are computed algorithmically. If you would rather have mesh proxies for simple prims, you can set this to
-    ; true. Note that this will increase memory usage and region startup time. Default is false.
+    ; Physical collision mesh proxies are normally created for complex prim shapes,
+    ;   and collisions for simple boxes and spheres are computed algorithmically.
+    ;   If you would rather have mesh proxies for simple prims, you can set this to
+    ;   true. Note that this will increase memory usage and region startup time.
+    ; Default is false.
     ;force_simple_prim_meshing = true
 
 [BulletSim]
-    ; All the BulletSim parameters can be displayed with the console command "physics get all"
-    ;    and all are defined in the source file OpenSim/Regions/Physics/BulletSPlugin/BSParam.cs.
+    ; All the BulletSim parameters can be displayed with the console command
+    ;   "physics get all" and all are defined in the source file
+    ;    OpenSim/Regions/Physics/BulletSPlugin/BSParam.cs.
 
-    ; There are two bullet physics libraries, bulletunmanaged is the default and is a native c++ dll
-    ; bulletxna is a managed C# dll.  They have comparible functionality but the c++ one is much faster.
+    ; There are two bullet physics libraries, bulletunmanaged is the default and is a
+    ;   native c++ dll bulletxna is a managed C# dll.  They have comparible functionality
+    ;   but the c++ one is much faster.
     BulletEngine = "bulletunmanaged"
     ; BulletEngine = "bulletxna"
 
-    ; Terrain Implementation
-    TerrainImplementation = 1   ; 0=Heightfield, 1=mesh
-    ; For mesh terrain, the detail of the created mesh. '1' gives 256x256 (heightfield resolution). '2'
-    ;    gives 512x512. Etc. Cannot be larger than '4'. Higher magnification uses lots of memory.
+    ; BulletSim can run on its own thread independent of the simulator's heartbeat
+    ;   thread. Enabling this will nto let the physics engine slow down avatar movement, etc.
+    UseSeparatePhysicsThread = false
+
+    ; Terrain implementation can use either Bullet's heightField or BulletSim can build
+    ;   a mesh. 0=heightField, 1=mesh
+    TerrainImplementation = 1
+    ; For mesh terrain, the detail of the created mesh. '1' gives 256x256 (heightfield
+    ;   resolution). '2' gives 512x512. Etc. Cannot be larger than '4'. Higher
+    ;   magnification uses lots of memory.
     TerrainMeshMagnification = 2
 
-    ; Avatar physics height adjustments. http://opensimulator.org/wiki/BulletSim#Adjusting_Avatar_Height
+    ; Avatar physics height adjustments.
+    ;   http://opensimulator.org/wiki/BulletSim#Adjusting_Avatar_Height
     AvatarHeightLowFudge = -0.2     ; Adjustment at low end of height range
     AvatarHeightMidFudge = 0.1      ; Adjustment at mid point of avatar height range
     AvatarHeightHighFudge = 0.1     ; Adjustment at high end of height range
 
     ; Default linkset implmentation
-    ; 'Constraint' uses physics constraints to hold linkset together. 'Compound' builds a compound
-    ;     shape from the children shapes to create a single physical shape. 'Compound' uses a lot less CPU time.
+    ; 'Constraint' uses physics constraints to hold linkset together. 'Compound'
+    ;    builds a compound shape from the children shapes to create a single physical
+    ;    shape. 'Compound' uses a lot less CPU time.
     LinkImplementation = 1      ; 0=constraint, 1=compound
 
+	; If 'true', offset a linkset's origin based on mass of linkset parts.
+	LinksetOffsetCenterOfMass = false
+
     ; If 'true', turn scuplties into meshes
     MeshSculptedPrim = true
 
     ; If 'true', force simple prims (box and sphere) to be meshed
-    ; If 'false', the Bullet native special case shape is used for square rectangles and even dimensioned spheres
+    ; If 'false', the Bullet native special case shape is used for square rectangles
+    ;   and even dimensioned spheres.
     ForceSimplePrimMeshing = false
 
     ; If 'true', when creating meshes, remove all triangles that have two equal vertexes.
-    ;    Happens often in sculpties. If turned off, there will be some doorways that cannot be walked through.
+    ;   Happens often in sculpties. If turned off, there will be some doorways
+    ;   that cannot be walked through.
     ShouldRemoveZeroWidthTriangles = true
 
     ; If 'true', use convex hull definition in mesh asset if present.
-- 
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