private void RemoveImageFromQueue(J2KImage image)
{
lock (m_priorityQueue)
{
if (m_priorityQueue.Find(image.PriorityQueueHandle, out image))
{
try { m_priorityQueue.Delete(image.PriorityQueueHandle); }
catch (Exception) { }
m_queuedTextures.Remove(image.TextureID);
}
}
}
/// <summary>
/// Tries to find the value identified by the given key.
/// </summary>
/// <param name="key"></param>
/// <param name="value"></param>
/// <returns>True if the value is found, false if not</returns>
public bool TryGetValue(I key, out T value)
{
C5.IPriorityQueueHandle <IndexedItem> handle;
if (_index.TryGetValue(key, out handle))
{
IndexedItem item;
_priQueue.Find(handle, out item);
value = item.Value;
return(true);
}
value = default(T);
return(false);
}
private J2KImage FindImage(TextureRequestArgs newRequest)
{
J2KImage imgrequest;
lock (m_syncRoot)
m_priorityQueue.Find(delegate(J2KImage img) { return(img.TextureID == newRequest.RequestedAssetID); }, out imgrequest);
return(imgrequest);
}
/// <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();
}
}
}
}
/// <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();
}
}
}
}
