/// <summary>
/// Reprioritize all of the currently queued events
/// </summary>
public void Reprioritize()
{
lock (m_syncRoot)
{
List <QueuedInterestListEvent> removedEvents = new List <QueuedInterestListEvent>(0);
foreach (C5.PriorityQueueHandle handle in m_eventIDs.Values)
{
QueuedInterestListEvent qile = m_eventHeap[handle];
double?priority = qile.Handler.PriorityCallback(qile.Event, m_presence);
if (priority.HasValue)
{
// Update the event with its new priority and reinsert
qile.Priority = priority.Value;
m_eventHeap.Replace(handle, qile);
}
else
{
// Delete this event from the priority queue and mark
// it for removal from the dictionary
m_eventHeap.Delete(handle);
removedEvents.Add(qile);
}
}
// Erase any removed events from the m_eventIDs dictionary
for (int i = 0; i < removedEvents.Count; i++)
{
m_eventIDs.Remove(removedEvents[i].Event.ID);
}
}
}
/// <summary>
/// Removes the item with the given key
/// </summary>
/// <param name="key"></param>
public bool Remove(I key)
{
C5.IPriorityQueueHandle <IndexedItem> handle;
if (_index.TryGetValue(key, out handle))
{
_priQueue.Delete(handle);
_index.Remove(key);
return(true);
}
return(false);
}
/// <summary>
/// Handles an incoming texture request or update to an existing texture request
/// </summary>
/// <param name="newRequest"></param>
public void EnqueueReq(TextureRequestArgs newRequest)
{
//Make sure we're not shutting down..
if (!m_shuttingdown)
{
J2KImage imgrequest;
// Do a linear search for this texture download
lock (m_syncRoot)
m_priorityQueue.Find(delegate(J2KImage img) { return(img.TextureID == newRequest.RequestedAssetID); }, out imgrequest);
if (imgrequest != null)
{
if (newRequest.DiscardLevel == -1 && newRequest.Priority == 0f)
{
//m_log.Debug("[TEX]: (CAN) ID=" + newRequest.RequestedAssetID);
try
{
lock (m_syncRoot)
m_priorityQueue.Delete(imgrequest.PriorityQueueHandle);
}
catch (Exception) { }
}
else
{
//m_log.DebugFormat("[TEX]: (UPD) ID={0}: D={1}, S={2}, P={3}",
// newRequest.RequestedAssetID, newRequest.DiscardLevel, newRequest.PacketNumber, newRequest.Priority);
//Check the packet sequence to make sure this isn't older than
//one we've already received
if (newRequest.requestSequence > imgrequest.LastSequence)
{
//Update the sequence number of the last RequestImage packet
imgrequest.LastSequence = newRequest.requestSequence;
//Update the requested discard level
imgrequest.DiscardLevel = newRequest.DiscardLevel;
//Update the requested packet number
imgrequest.StartPacket = Math.Max(1, newRequest.PacketNumber);
//Update the requested priority
imgrequest.Priority = newRequest.Priority;
UpdateImageInQueue(imgrequest);
//Run an update
imgrequest.RunUpdate();
}
}
}
else
{
if (newRequest.DiscardLevel == -1 && newRequest.Priority == 0f)
{
//m_log.DebugFormat("[TEX]: (IGN) ID={0}: D={1}, S={2}, P={3}",
// newRequest.RequestedAssetID, newRequest.DiscardLevel, newRequest.PacketNumber, newRequest.Priority);
}
else
{
//m_log.DebugFormat("[TEX]: (NEW) ID={0}: D={1}, S={2}, P={3}",
// newRequest.RequestedAssetID, newRequest.DiscardLevel, newRequest.PacketNumber, newRequest.Priority);
imgrequest = new J2KImage(this);
imgrequest.J2KDecoder = m_j2kDecodeModule;
imgrequest.AssetService = m_assetCache;
imgrequest.AgentID = m_client.AgentId;
imgrequest.InventoryAccessModule = m_client.Scene.RequestModuleInterface <IInventoryAccessModule>();
imgrequest.DiscardLevel = newRequest.DiscardLevel;
imgrequest.StartPacket = Math.Max(1, newRequest.PacketNumber);
imgrequest.Priority = newRequest.Priority;
imgrequest.TextureID = newRequest.RequestedAssetID;
imgrequest.Priority = newRequest.Priority;
//Add this download to the priority queue
AddImageToQueue(imgrequest);
//Run an update
imgrequest.RunUpdate();
}
}
}
}
private void EnqueueRequest(LLAgent agent, UUID textureID, sbyte discardLevel, float priority, uint packetNumber, uint sequenceNumber)
{
J2KImage image;
// Look up this texture download
lock (m_priorityQueue)
m_queuedTextures.TryGetValue(textureID, out image);
if (image != null)
{
// Update for an existing texture request
if (discardLevel == -1 && priority == 0f)
{
//m_log.Debug("[TEX]: (CAN) ID=" + textureID);
try
{
lock (m_priorityQueue)
{
m_priorityQueue.Delete(image.PriorityQueueHandle);
m_queuedTextures.Remove(textureID);
}
}
catch (Exception) { }
}
else
{
//m_log.DebugFormat("[TEX]: (UPD) ID={0}: D={1}, S={2}, P={3}", textureID, discardLevel, packetNumber, priority);
// Check the packet sequence to make sure this update isn't older than
// one we've already received
if (sequenceNumber > image.LastSequence)
{
// Update the sequence number of the last RequestImage packet
image.LastSequence = sequenceNumber;
//Update the requested discard level
image.DiscardLevel = discardLevel;
//Update the requested packet number
image.StartPacket = Math.Max(1, packetNumber);
//Update the requested priority
image.Priority = priority;
// Update the start/end offsets for this request
image.UpdateOffsets();
UpdateImageInQueue(image);
}
}
}
else
{
// New texture request
if (discardLevel == -1 && priority == 0f)
{
//m_log.DebugFormat("[TEX]: (IGN) ID={0}", textureID);
}
else
{
//m_log.DebugFormat("[TEX]: (NEW) ID={0}: D={1}, S={2}, P={3}", textureID, discardLevel, packetNumber, priority);
Asset asset;
if (m_assetClient.TryGetAsset(textureID, "image/x-j2c", out asset))
{
image = new J2KImage(m_udp, asset, agent, discardLevel, Math.Max(1, packetNumber), priority);
// Update the start/end offsets for this request
image.UpdateOffsets();
// Add this download to the priority queue
UpdateImageInQueue(image);
}
else
{
ImageNotInDatabasePacket missing = new ImageNotInDatabasePacket();
missing.ImageID.ID = textureID;
m_udp.SendPacket(agent, missing, ThrottleCategory.Asset, true);
}
}
}
}
private void Delete(DeferredEventList eventList)
{
_sortedEvents.Delete(eventList.Handle);
_eventsByScript.Remove(eventList.ItemId);
}
/// <summary>
/// Handles an incoming texture request or update to an existing texture request
/// </summary>
/// <param name="newRequest"></param>
public void EnqueueReq(TextureRequestArgs newRequest)
{
if (!m_shuttingdown)
{
J2KImage imgrequest;
// Do a linear search for this texture download
lock (m_syncRoot)
m_priorityQueue.Find(delegate(J2KImage img) { return(img.TextureID == newRequest.RequestedAssetID); }, out imgrequest);
if (imgrequest != null)
{
if (newRequest.DiscardLevel < 0)
{
//m_log.Debug("[TEX]: (CAN) ID=" + newRequest.RequestedAssetID);
try
{
lock (m_syncRoot)
m_priorityQueue.Delete(imgrequest.PriorityQueueHandle);
}
catch (Exception) { }
}
else
{
// m_log.DebugFormat(
// "[LL IMAGE MANAGER]: Received duplicate of existing request for {0}, start packet {1} from {2}",
// newRequest.RequestedAssetID, newRequest.PacketNumber, m_client.Name);
// m_log.DebugFormat("[TEX]: (UPD) ID={0}: D={1}, S={2}, P={3}",
// newRequest.RequestedAssetID, newRequest.DiscardLevel, newRequest.PacketNumber, newRequest.Priority);
//Check the packet sequence to make sure this isn't older than
//one we've already received
if (newRequest.requestSequence > imgrequest.LastSequence)
{
//Update the sequence number of the last RequestImage packet
imgrequest.LastSequence = newRequest.requestSequence;
//Update the requested discard level
imgrequest.DiscardLevel = newRequest.DiscardLevel;
//Update the requested packet number
imgrequest.StartPacket = Math.Max(1, newRequest.PacketNumber);
//Update the requested priority
imgrequest.Priority = newRequest.Priority;
UpdateImageInQueue(imgrequest);
imgrequest.RunUpdate();
// J2KImage imgrequest2 = new J2KImage(this);
// imgrequest2.J2KDecoder = m_j2kDecodeModule;
// imgrequest2.AssetService = m_assetCache;
// imgrequest2.AgentID = m_client.AgentId;
// imgrequest2.InventoryAccessModule = m_client.Scene.RequestModuleInterface<IInventoryAccessModule>();
// imgrequest2.DiscardLevel = newRequest.DiscardLevel;
// imgrequest2.StartPacket = Math.Max(1, newRequest.PacketNumber);
// imgrequest2.Priority = newRequest.Priority;
// imgrequest2.TextureID = newRequest.RequestedAssetID;
// imgrequest2.Priority = newRequest.Priority;
//
// //Add this download to the priority queue
// AddImageToQueue(imgrequest2);
//
// imgrequest2.RunUpdate();
}
// else
// {
// m_log.DebugFormat(
// "[LL IMAGE MANAGER]: Ignoring duplicate of existing request for {0} (sequence {1}) from {2} as its request sequence {3} is not greater",
// newRequest.RequestedAssetID, imgrequest.LastSequence, m_client.Name, newRequest.requestSequence);
// }
}
}
else
{
if (newRequest.DiscardLevel < 0)
{
//m_log.DebugFormat("[TEX]: (IGN) ID={0}: D={1}, S={2}, P={3}",
// newRequest.RequestedAssetID, newRequest.DiscardLevel, newRequest.PacketNumber, newRequest.Priority);
}
else
{
// m_log.DebugFormat(
// "[LL IMAGE MANAGER]: Received request for {0}, start packet {1} from {2}",
// newRequest.RequestedAssetID, newRequest.PacketNumber, m_client.Name);
//m_log.DebugFormat("[TEX]: (NEW) ID={0}: D={1}, S={2}, P={3}",
// newRequest.RequestedAssetID, newRequest.DiscardLevel, newRequest.PacketNumber, newRequest.Priority);
imgrequest = new J2KImage(this);
imgrequest.J2KDecoder = m_j2kDecodeModule;
imgrequest.AssetService = m_assetCache;
imgrequest.AgentID = Client.AgentId;
imgrequest.InventoryAccessModule = Client.Scene.RequestModuleInterface <IInventoryAccessModule>();
imgrequest.DiscardLevel = newRequest.DiscardLevel;
imgrequest.StartPacket = Math.Max(1, newRequest.PacketNumber);
imgrequest.Priority = newRequest.Priority;
imgrequest.TextureID = newRequest.RequestedAssetID;
imgrequest.Priority = newRequest.Priority;
//Add this download to the priority queue
AddImageToQueue(imgrequest);
imgrequest.RunUpdate();
}
}
}
}
