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llLookAt(): reduce and clamp strengh to reduce probability of overshoot

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dahlia 2015-02-07 14:17:37 -08:00
parent 506e62f815
commit 2ed1afd32b
1 changed files with 5 additions and 2 deletions
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7
OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
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@ -4910,10 +4910,13 @@ namespace OpenSim.Region.Framework.Scenes
if (angle > Math.PI) if (angle > Math.PI)
angle = 2.0f * (float)Math.PI - angle; angle = 2.0f * (float)Math.PI - angle;
// clamp strength to avoid overshoot
float strength = APIDStrength;
if (strength > 1.0) strength = 1.0f;
// set angular velocity to rotate to desired orientation // set angular velocity to rotate to desired orientation
// with velocity proportional to strength and angle // with velocity proportional to strength and angle
// the factor of 10 seems to make rotation speed closer to LL implementation AngularVelocity = axis * angle * strength * (float)Math.PI;
AngularVelocity = axis * angle * APIDStrength * (float)Math.PI * 10.0f;
// This ensures that we'll check this object on the next iteration // This ensures that we'll check this object on the next iteration
ParentGroup.QueueForUpdateCheck(); ParentGroup.QueueForUpdateCheck();