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* Refactors call to OutPacket out of AssetCache and into LLClientView

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This commit is contained in:
Teravus Ovares
2008-06-18 23:04:15 +00:00
parent 6753578465
commit cb29926e3c
6 changed files with 165 additions and 68 deletions
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85
OpenSim/Framework/Communications/Cache/AssetCache.cs
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@@ -612,80 +612,29 @@ namespace OpenSim.Framework.Communications.Cache
int num = Math.Min(5, AssetRequests.Count);
AssetRequest req;
AssetRequestToClient req2 = null;
for (int i = 0; i < num; i++)
{
req = (AssetRequest)AssetRequests[i];
//Console.WriteLine("sending asset " + req.RequestAssetID);
TransferInfoPacket Transfer = new TransferInfoPacket();
Transfer.TransferInfo.ChannelType = 2;
Transfer.TransferInfo.Status = 0;
Transfer.TransferInfo.TargetType = 0;
if (req.AssetRequestSource == 2)
if (req2 == null)
{
Transfer.TransferInfo.Params = new byte[20];
Array.Copy(req.RequestAssetID.GetBytes(), 0, Transfer.TransferInfo.Params, 0, 16);
int assType = (int)req.AssetInf.Type;
Array.Copy(Helpers.IntToBytes(assType), 0, Transfer.TransferInfo.Params, 16, 4);
req2 = new AssetRequestToClient();
}
else if (req.AssetRequestSource == 3)
{
Transfer.TransferInfo.Params = req.Params;
// Transfer.TransferInfo.Params = new byte[100];
//Array.Copy(req.RequestUser.AgentId.GetBytes(), 0, Transfer.TransferInfo.Params, 0, 16);
//Array.Copy(req.RequestUser.SessionId.GetBytes(), 0, Transfer.TransferInfo.Params, 16, 16);
}
Transfer.TransferInfo.Size = (int)req.AssetInf.Data.Length;
Transfer.TransferInfo.TransferID = req.TransferRequestID;
Transfer.Header.Zerocoded = true;
req.RequestUser.OutPacket(Transfer, ThrottleOutPacketType.Asset);
// Trying to limit memory usage by only creating AssetRequestToClient if needed
//req2 = new AssetRequestToClient();
req2.AssetInf = (AssetBase)req.AssetInf;
req2.AssetRequestSource = req.AssetRequestSource;
req2.DataPointer = req.DataPointer;
req2.DiscardLevel = req.DiscardLevel;
req2.ImageInfo = (AssetBase)req.ImageInfo;
req2.IsTextureRequest = req.IsTextureRequest;
req2.NumPackets = req.NumPackets;
req2.PacketCounter = req.PacketCounter;
req2.Params = req.Params;
req2.RequestAssetID = req.RequestAssetID;
req2.TransferRequestID = req.TransferRequestID;
req.RequestUser.SendAsset(req2);
if (req.NumPackets == 1)
{
TransferPacketPacket TransferPacket = new TransferPacketPacket();
TransferPacket.TransferData.Packet = 0;
TransferPacket.TransferData.ChannelType = 2;
TransferPacket.TransferData.TransferID = req.TransferRequestID;
TransferPacket.TransferData.Data = req.AssetInf.Data;
TransferPacket.TransferData.Status = 1;
TransferPacket.Header.Zerocoded = true;
req.RequestUser.OutPacket(TransferPacket, ThrottleOutPacketType.Asset);
}
else
{
int processedLength = 0;
// libsecondlife hardcodes 1500 as the maximum data chunk size
int maxChunkSize = 1250;
int packetNumber = 0;
while (processedLength < req.AssetInf.Data.Length)
{
TransferPacketPacket TransferPacket = new TransferPacketPacket();
TransferPacket.TransferData.Packet = packetNumber;
TransferPacket.TransferData.ChannelType = 2;
TransferPacket.TransferData.TransferID = req.TransferRequestID;
int chunkSize = Math.Min(req.AssetInf.Data.Length - processedLength, maxChunkSize);
byte[] chunk = new byte[chunkSize];
Array.Copy(req.AssetInf.Data, processedLength, chunk, 0, chunk.Length);
TransferPacket.TransferData.Data = chunk;
// 0 indicates more packets to come, 1 indicates last packet
if (req.AssetInf.Data.Length - processedLength > maxChunkSize)
{
TransferPacket.TransferData.Status = 0;
}
else
{
TransferPacket.TransferData.Status = 1;
}
TransferPacket.Header.Zerocoded = true;
req.RequestUser.OutPacket(TransferPacket, ThrottleOutPacketType.Asset);
processedLength += chunkSize;
packetNumber++;
}
}
}
//remove requests that have been completed