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Implement llGetGeometricCenter correctly. 

Signed-off-by: Michael Cerquoni <nebadon2025@gmail.com>
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Magnuz Binder 2015-05-01 07:00:45 +02:00 committed by Michael Cerquoni
parent c96ee68953
commit 5a2440dfdf
1 changed files with 20 additions and 1 deletions
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21
OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
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@ -10087,9 +10087,28 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
return prim;
}
/// <summary>
/// Implementation of llGetGeometricCenter according to SL 2015-04-30.
/// http://wiki.secondlife.com/wiki/LlGetGeometricCenter
/// Returns the average position offset of all linked parts,
/// including the root prim and seated avatars,
/// relative to the root prim in local coordinates.
/// </summary>
public LSL_Vector llGetGeometricCenter()
{
return new LSL_Vector(m_host.GetGeometricCenter());
// Subtract whatever position the root prim has to make it zero
Vector3 offset = m_host.ParentGroup.RootPart.OffsetPosition * -1.0f;
// Add all prim/part position offsets
foreach (SceneObjectPart part in m_host.ParentGroup.Parts)
offset = offset + part.OffsetPosition;
// Add all avatar/scene presence position offsets
foreach (ScenePresence sp in m_host.ParentGroup.GetSittingAvatars())
offset = offset + sp.OffsetPosition;
// Calculate and return the average offset
offset = offset / (float)(m_host.ParentGroup.PrimCount + m_host.ParentGroup.GetSittingAvatarsCount());
return new LSL_Vector(offset);
}
public LSL_List GetEntityParams(ISceneEntity entity, LSL_List rules)