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BulletSim: small optimizations for link and unlink code

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This commit is contained in:
Robert Adams
2012-07-23 13:49:31 -07:00
parent 8a574395c7
commit dda681515b
1 changed files with 8 additions and 12 deletions
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20
OpenSim/Region/Physics/BulletSPlugin/BSPrim.cs
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@@ -293,7 +293,7 @@ public sealed class BSPrim : PhysicsActor
if (_childrenPrims.Contains(child))
{
DebugLog("{0}: RemoveChildFromLinkset: Removing constraint to {1}", LogHeader, child.LocalID);
DetailLog("{0},RemoveChildToLinkset,child={1}", LocalID, pchild.LocalID);
DetailLog("{0},RemoveChildFromLinkset,child={1}", LocalID, pchild.LocalID);
_childrenPrims.Remove(child);
child._parentPrim = null; // the child has lost its parent
if (_childrenPrims.Count == 0)
@@ -331,14 +331,12 @@ public sealed class BSPrim : PhysicsActor
_acceleration = OMV.Vector3.Zero;
_rotationalVelocity = OMV.Vector3.Zero;
// Zero some other properties directly into the physics engine
IntPtr obj = BulletSimAPI.GetBodyHandleWorldID2(_scene.WorldID, LocalID);
BulletSimAPI.SetVelocity2(obj, OMV.Vector3.Zero);
BulletSimAPI.SetAngularVelocity2(obj, OMV.Vector3.Zero);
BulletSimAPI.SetInterpolation2(obj, OMV.Vector3.Zero, OMV.Vector3.Zero);
BulletSimAPI.ClearForces2(obj);
// make sure this new information is pushed to the client
base.RequestPhysicsterseUpdate();
}
public override void LockAngularMotion(OMV.Vector3 axis)
@@ -1253,7 +1251,7 @@ public sealed class BSPrim : PhysicsActor
if (IsRootOfLinkset)
{
// Create a linkset around this object
CreateLinksetWithConstraints();
CreateLinkset();
}
else
{
@@ -1289,16 +1287,14 @@ public sealed class BSPrim : PhysicsActor
// Create the linkset by putting constraints between the objects of the set so they cannot move
// relative to each other.
void CreateLinksetWithConstraints()
void CreateLinkset()
{
DebugLog("{0}: CreateLinkset. Root prim={1}, prims={2}", LogHeader, LocalID, _childrenPrims.Count+1);
// remove any constraints that might be in place
foreach (BSPrim prim in _childrenPrims)
{
DebugLog("{0}: CreateLinkset: RemoveConstraint between root prim {1} and child prim {2}", LogHeader, LocalID, prim.LocalID);
BulletSimAPI.RemoveConstraint(_scene.WorldID, LocalID, prim.LocalID);
}
DebugLog("{0}: CreateLinkset: RemoveConstraints between me and any children", LogHeader, LocalID);
BulletSimAPI.RemoveConstraintByID(_scene.WorldID, LocalID);
// create constraints between the root prim and each of the children
foreach (BSPrim prim in _childrenPrims)
{
@@ -1430,7 +1426,7 @@ public sealed class BSPrim : PhysicsActor
// Don't check for damping here -- it's done in BulletSim and SceneObjectPart.
// Updates only for individual prims and for the root object of a linkset.
if (this._parentPrim == null)
if (_parentPrim == null)
{
// Assign to the local variables so the normal set action does not happen
_position = entprop.Position;