/// <summary>
/// Called once new texture data has been received for this updater.
/// </summary>
public void DataReceived(byte[] data, Scene scene)
{
SceneObjectPart part = scene.GetSceneObjectPart(PrimID);
if (part == null || data == null || data.Length <= 1)
{
string msg =
String.Format("DynamicTextureModule: Error preparing image using URL {0}", Url);
scene.SimChat(Utils.StringToBytes(msg), ChatTypeEnum.Say,
0, part.ParentGroup.RootPart.AbsolutePosition, part.Name, part.UUID, false);
return;
}
byte[] assetData = null;
AssetBase oldAsset = null;
if (BlendWithOldTexture)
{
Primitive.TextureEntryFace defaultFace = part.Shape.Textures.DefaultTexture;
if (defaultFace != null)
{
oldAsset = scene.AssetService.Get(defaultFace.TextureID.ToString());
if (oldAsset != null)
assetData = BlendTextures(data, oldAsset.Data, SetNewFrontAlpha, FrontAlpha);
}
}
if (assetData == null)
{
assetData = new byte[data.Length];
Array.Copy(data, assetData, data.Length);
}
// Create a new asset for user
AssetBase asset
= new AssetBase(
UUID.Random(), "DynamicImage" + Util.RandomClass.Next(1, 10000), (sbyte)AssetType.Texture,
scene.RegionInfo.RegionID.ToString());
asset.Data = assetData;
asset.Description = String.Format("URL image : {0}", Url);
asset.Local = false;
asset.Temporary = ((Disp & DISP_TEMP) != 0);
scene.AssetService.Store(asset);
IJ2KDecoder cacheLayerDecode = scene.RequestModuleInterface<IJ2KDecoder>();
if (cacheLayerDecode != null)
{
cacheLayerDecode.Decode(asset.FullID, asset.Data);
cacheLayerDecode = null;
}
UUID oldID = UUID.Zero;
lock (part)
{
// mostly keep the values from before
Primitive.TextureEntry tmptex = part.Shape.Textures;
// remove the old asset from the cache
oldID = tmptex.DefaultTexture.TextureID;
if (Face == ALL_SIDES)
{
tmptex.DefaultTexture.TextureID = asset.FullID;
}
else
{
try
{
Primitive.TextureEntryFace texface = tmptex.CreateFace((uint)Face);
texface.TextureID = asset.FullID;
tmptex.FaceTextures[Face] = texface;
}
catch (Exception)
{
tmptex.DefaultTexture.TextureID = asset.FullID;
}
}
// I'm pretty sure we always want to force this to true
// I'm pretty sure noone whats to set fullbright true if it wasn't true before.
// tmptex.DefaultTexture.Fullbright = true;
part.UpdateTexture(tmptex);
}
if (oldID != UUID.Zero && ((Disp & DISP_EXPIRE) != 0))
{
if (oldAsset == null) oldAsset = scene.AssetService.Get(oldID.ToString());
if (oldAsset != null)
{
if (oldAsset.Temporary == true)
{
scene.AssetService.Delete(oldID.ToString());
}
}
}
}