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Manage Angular Velocity during llLookAt() rotation of physical objects

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dahlia
2015-02-05 23:13:06 -08:00
parent ee810a2cb5
commit 3b7c3378f1
1 changed files with 11 additions and 1 deletions
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12
OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
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@@ -4881,8 +4881,10 @@ namespace OpenSim.Region.Framework.Scenes
{
if (APIDTarget != Quaternion.Identity)
{
if (m_APIDIterations <= 1)
{
AngularVelocity = Vector3.Zero;
UpdateRotation(APIDTarget);
APIDTarget = Quaternion.Identity;
return;
@@ -4890,7 +4892,15 @@ namespace OpenSim.Region.Framework.Scenes
Quaternion rot = Quaternion.Slerp(RotationOffset,APIDTarget,1.0f/(float)m_APIDIterations);
rot.Normalize();
UpdateRotation(rot);
Quaternion dR = rot / RotationOffset;
Vector3 axis;
float angle;
dR.GetAxisAngle(out axis, out angle);
axis *= RotationOffset;
axis.Normalize();
axis *= angle / 11; // simulator update frequency is 10-11 Hz
AngularVelocity = axis;
m_APIDIterations--;