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refactor: split out ninja joint part of SOP.DoPhysicsPropertyUpdate() so that we don't have to look at it if it's not relevant

bulletsim
Justin Clark-Casey (justincc) 2011-07-31 02:50:50 +01:00
parent 450bdb3657
commit aea7007533
1 changed files with 101 additions and 86 deletions
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187
OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
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@ -1751,95 +1751,110 @@ namespace OpenSim.Region.Framework.Scenes
return part;
}
/// <summary>
/// Do a physics property update for a NINJA joint.
/// </summary>
/// <param name="UsePhysics"></param>
/// <param name="isNew"></param>
protected void DoPhysicsPropertyUpdateForNinjaJoint(bool UsePhysics, bool isNew)
{
if (UsePhysics)
{
// by turning a joint proxy object physical, we cause creation of a joint in the ODE scene.
// note that, as a special case, joints have no bodies or geoms in the physics scene, even though they are physical.
PhysicsJointType jointType;
if (IsHingeJoint())
{
jointType = PhysicsJointType.Hinge;
}
else if (IsBallJoint())
{
jointType = PhysicsJointType.Ball;
}
else
{
jointType = PhysicsJointType.Ball;
}
List<string> bodyNames = new List<string>();
string RawParams = Description;
string[] jointParams = RawParams.Split(" ".ToCharArray(), System.StringSplitOptions.RemoveEmptyEntries);
string trackedBodyName = null;
if (jointParams.Length >= 2)
{
for (int iBodyName = 0; iBodyName < 2; iBodyName++)
{
string bodyName = jointParams[iBodyName];
bodyNames.Add(bodyName);
if (bodyName != "NULL")
{
if (trackedBodyName == null)
{
trackedBodyName = bodyName;
}
}
}
}
SceneObjectPart trackedBody = m_parentGroup.Scene.GetSceneObjectPart(trackedBodyName); // FIXME: causes a sequential lookup
Quaternion localRotation = Quaternion.Identity;
if (trackedBody != null)
{
localRotation = Quaternion.Inverse(trackedBody.RotationOffset) * this.RotationOffset;
}
else
{
// error, output it below
}
PhysicsJoint joint;
joint = m_parentGroup.Scene.PhysicsScene.RequestJointCreation(Name, jointType,
AbsolutePosition,
this.RotationOffset,
Description,
bodyNames,
trackedBodyName,
localRotation);
if (trackedBody == null)
{
ParentGroup.Scene.jointErrorMessage(joint, "warning: tracked body name not found! joint location will not be updated properly. joint: " + Name);
}
}
else
{
if (isNew)
{
// if the joint proxy is new, and it is not physical, do nothing. There is no joint in ODE to
// delete, and if we try to delete it, due to asynchronous processing, the deletion request
// will get processed later at an indeterminate time, which could cancel a later-arriving
// joint creation request.
}
else
{
// here we turn off the joint object, so remove the joint from the physics scene
m_parentGroup.Scene.PhysicsScene.RequestJointDeletion(Name); // FIXME: what if the name changed?
// make sure client isn't interpolating the joint proxy object
Velocity = Vector3.Zero;
AngularVelocity = Vector3.Zero;
Acceleration = Vector3.Zero;
}
}
}
/// <summary>
/// Do a physics propery update for this part.
/// </summary>
/// <param name="UsePhysics"></param>
/// <param name="isNew"></param>
public void DoPhysicsPropertyUpdate(bool UsePhysics, bool isNew)
{
if (IsJoint())
{
if (UsePhysics)
{
// by turning a joint proxy object physical, we cause creation of a joint in the ODE scene.
// note that, as a special case, joints have no bodies or geoms in the physics scene, even though they are physical.
PhysicsJointType jointType;
if (IsHingeJoint())
{
jointType = PhysicsJointType.Hinge;
}
else if (IsBallJoint())
{
jointType = PhysicsJointType.Ball;
}
else
{
jointType = PhysicsJointType.Ball;
}
List<string> bodyNames = new List<string>();
string RawParams = Description;
string[] jointParams = RawParams.Split(" ".ToCharArray(), System.StringSplitOptions.RemoveEmptyEntries);
string trackedBodyName = null;
if (jointParams.Length >= 2)
{
for (int iBodyName = 0; iBodyName < 2; iBodyName++)
{
string bodyName = jointParams[iBodyName];
bodyNames.Add(bodyName);
if (bodyName != "NULL")
{
if (trackedBodyName == null)
{
trackedBodyName = bodyName;
}
}
}
}
SceneObjectPart trackedBody = m_parentGroup.Scene.GetSceneObjectPart(trackedBodyName); // FIXME: causes a sequential lookup
Quaternion localRotation = Quaternion.Identity;
if (trackedBody != null)
{
localRotation = Quaternion.Inverse(trackedBody.RotationOffset) * this.RotationOffset;
}
else
{
// error, output it below
}
PhysicsJoint joint;
joint = m_parentGroup.Scene.PhysicsScene.RequestJointCreation(Name, jointType,
AbsolutePosition,
this.RotationOffset,
Description,
bodyNames,
trackedBodyName,
localRotation);
if (trackedBody == null)
{
ParentGroup.Scene.jointErrorMessage(joint, "warning: tracked body name not found! joint location will not be updated properly. joint: " + Name);
}
}
else
{
if (isNew)
{
// if the joint proxy is new, and it is not physical, do nothing. There is no joint in ODE to
// delete, and if we try to delete it, due to asynchronous processing, the deletion request
// will get processed later at an indeterminate time, which could cancel a later-arriving
// joint creation request.
}
else
{
// here we turn off the joint object, so remove the joint from the physics scene
m_parentGroup.Scene.PhysicsScene.RequestJointDeletion(Name); // FIXME: what if the name changed?
// make sure client isn't interpolating the joint proxy object
Velocity = Vector3.Zero;
AngularVelocity = Vector3.Zero;
Acceleration = Vector3.Zero;
}
}
DoPhysicsPropertyUpdateForNinjaJoint(UsePhysics, isNew);
}
else
{
@ -4699,7 +4714,7 @@ namespace OpenSim.Region.Framework.Scenes
/// </remarks>
public void CheckSculptAndLoad()
{
// m_log.DebugFormat("Processing CheckSculptAndLoad for {0} {1}", Name, LocalId);
m_log.DebugFormat("Processing CheckSculptAndLoad for {0} {1}", Name, LocalId);
if (ParentGroup.IsDeleted)
return;