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use geometric center and not sog root position in culling

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This commit is contained in:
UbitUmarov
2016-07-13 22:29:09 +01:00
parent e0a1025497
commit 00687d5b0f
2 changed files with 25 additions and 17 deletions
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32
OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
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@@ -1573,6 +1573,12 @@ namespace OpenSim.Region.Framework.Scenes
m_boundsRadius = null;
}
private Vector3 m_boundsCenter;
public Vector3 getBoundsCenter()
{
// this needs to be called after GetBoundsRadius() so its updated
return m_boundsCenter;
}
public float GetBoundsRadius()
{
// this may need more threading work
@@ -1582,6 +1588,7 @@ namespace OpenSim.Region.Framework.Scenes
SceneObjectPart p;
SceneObjectPart[] parts;
float partR;
Vector3 offset = Vector3.Zero;
lock (m_parts)
{
parts = m_parts.GetArray();
@@ -1593,10 +1600,19 @@ namespace OpenSim.Region.Framework.Scenes
p = parts[i];
partR = 0.5f * p.Scale.Length();
if(p != RootPart)
{
partR += p.OffsetPosition.Length();
offset += p.OffsetPosition;
}
if(partR > res)
res = partR;
}
if(parts.Length > 1)
{
offset /= parts.Length; // basicly geometric center
offset = offset * RootPart.RotationOffset;
}
m_boundsCenter = offset;
m_boundsRadius = res;
return res;
}
@@ -4646,26 +4662,16 @@ namespace OpenSim.Region.Framework.Scenes
Vector3 gc = Vector3.Zero;
int nparts = m_parts.Count;
if (nparts <= 1)
return gc;
SceneObjectPart[] parts = m_parts.GetArray();
nparts = parts.Length; // just in case it changed
if (nparts <= 1)
int nparts = parts.Length;
if (nparts < 2)
return gc;
Vector3 pPos;
// average all parts positions
for (int i = 0; i < nparts; i++)
{
if (parts[i] != RootPart)
{
pPos = parts[i].OffsetPosition;
gc += pPos;
}
gc += parts[i].OffsetPosition;
}
gc /= nparts;