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Added an image uuid to objects marked "Show in search". Only works for boxes.

mysql-performance
Diva Canto 2009-12-11 09:09:36 -08:00
parent 5f0478c4c4
commit 4bbe9a51ac
1 changed files with 70 additions and 0 deletions
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70
OpenSim/Region/DataSnapshot/ObjectSnapshot.cs
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@ -45,6 +45,10 @@ namespace OpenSim.Region.DataSnapshot.Providers
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private bool m_stale = true;
private static UUID m_DefaultImage = new UUID("89556747-24cb-43ed-920b-47caed15465f");
private static UUID m_BlankImage = new UUID("5748decc-f629-461c-9a36-a35a221fe21f");
public void Initialize(Scene scene, DataSnapshotManager parent)
{
m_scene = scene;
@ -142,6 +146,19 @@ namespace OpenSim.Region.DataSnapshot.Providers
node.InnerText = land.LandData.GlobalID.ToString();
xmlobject.AppendChild(node);
node = nodeFactory.CreateNode(XmlNodeType.Element, "location", "");
Vector3 loc = obj.AbsolutePosition;
node.InnerText = loc.X.ToString() + "/" + loc.Y.ToString() + "/" + loc.Z.ToString();
xmlobject.AppendChild(node);
string bestImage = GuessImage(obj);
if (bestImage != string.Empty)
{
node = nodeFactory.CreateNode(XmlNodeType.Element, "image", "");
node.InnerText = bestImage;
xmlobject.AppendChild(node);
}
parent.AppendChild(xmlobject);
}
}
@ -173,5 +190,58 @@ namespace OpenSim.Region.DataSnapshot.Providers
}
public event ProviderStale OnStale;
/// <summary>
/// Guesses the best image, based on a simple heuristic. It guesses only for boxes.
/// We're optimizing for boxes, because those are the most common objects
/// marked "Show in search" -- boxes with content inside.For other shapes,
/// it's really hard to tell which texture should be grabbed.
/// </summary>
/// <param name="sog"></param>
/// <returns></returns>
private string GuessImage(SceneObjectGroup sog)
{
string bestguess = string.Empty;
Dictionary<UUID, int> counts = new Dictionary<UUID, int>();
if (sog.RootPart.Shape != null && sog.RootPart.Shape.ProfileShape == ProfileShape.Square &&
sog.RootPart.Shape.Textures != null && sog.RootPart.Shape.Textures.FaceTextures != null)
{
if (sog.RootPart.Shape.Textures.DefaultTexture.TextureID != UUID.Zero &&
sog.RootPart.Shape.Textures.DefaultTexture.TextureID != m_DefaultImage &&
sog.RootPart.Shape.Textures.DefaultTexture.TextureID != m_BlankImage &&
sog.RootPart.Shape.Textures.DefaultTexture.RGBA.A < 50)
{
counts[sog.RootPart.Shape.Textures.DefaultTexture.TextureID] = 8;
}
foreach (Primitive.TextureEntryFace tentry in sog.RootPart.Shape.Textures.FaceTextures)
{
if (tentry != null)
{
if (tentry.TextureID != UUID.Zero && tentry.TextureID != m_DefaultImage && tentry.TextureID != m_BlankImage && tentry.RGBA.A < 50)
{
int c = 0;
counts.TryGetValue(tentry.TextureID, out c);
counts[tentry.TextureID] = c + 1;
// decrease the default texture count
if (counts.ContainsKey(sog.RootPart.Shape.Textures.DefaultTexture.TextureID))
counts[sog.RootPart.Shape.Textures.DefaultTexture.TextureID] = counts[sog.RootPart.Shape.Textures.DefaultTexture.TextureID] - 1;
}
}
}
// Let's pick the most unique texture
int min = 9999;
foreach (KeyValuePair<UUID, int> kv in counts)
{
if (kv.Value < min && kv.Value >= 1)
{
bestguess = kv.Key.ToString();
min = kv.Value;
}
}
}
return bestguess;
}
}
}