try to speed up get by position X,Y on region info cache
parent
e15dc72113
commit
374911c410
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@ -27,6 +27,7 @@
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using System;
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using System.Reflection;
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using System.Threading;
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using System.Runtime.InteropServices;
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using System.Collections.Generic;
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using OpenSim.Framework;
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using OpenSim.Services.Interfaces;
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@ -159,6 +160,136 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
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}
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}
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// dont care about endianess
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[StructLayout(LayoutKind.Explicit, Size = 8, Pack = 8)]
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public class fastRegionHandle
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{
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[FieldOffset(0)] public ulong handle;
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[FieldOffset(0)] public uint y;
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[FieldOffset(4)] public uint x;
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public fastRegionHandle(ulong h)
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{
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handle = h;
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}
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public fastRegionHandle(uint px, uint py)
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{
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y = py & 0xffffff00;
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x = px & 0xffffff00;
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}
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// actually do care
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public ulong toHandle()
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{
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if(BitConverter.IsLittleEndian)
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return handle;
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return (ulong) x << 32 | (ulong)y ;
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}
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public static bool operator ==(fastRegionHandle value1, fastRegionHandle value2)
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{
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return value1.handle == value2.handle;
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}
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public static bool operator !=(fastRegionHandle value1, fastRegionHandle value2)
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{
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return value1.handle != value2.handle;
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}
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public override int GetHashCode()
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{
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return handle.GetHashCode();
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}
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public override bool Equals(Object obj)
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{
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if(obj == null)
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return false;
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fastRegionHandle p = obj as fastRegionHandle;
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return p.handle == handle;
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}
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}
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/*
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[StructLayout(LayoutKind.Explicit, Size = 8, Pack = 8)]
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public class regionHandle
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{
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[FieldOffset(0)] private ulong handle;
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[FieldOffset(0)] public uint a;
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[FieldOffset(4)] public uint b;
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public regionHandle(ulong h)
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{
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handle = h;
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}
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public regionHandle(uint px, uint py)
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{
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if(BitConverter.IsLittleEndian)
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{
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a = py & 0xffffff00;
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b = px & 0xffffff00;
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}
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else
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{
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a = px & 0xffffff00;
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b = py & 0xffffff00;
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}
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}
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public uint x
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{
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get
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{
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if(BitConverter.IsLittleEndian)
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return b;
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return a;
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}
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set
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{
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if(BitConverter.IsLittleEndian)
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b = value & 0xffffff00;
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else
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a = value & 0xffffff00;
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}
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}
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public uint y
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{
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get
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{
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if(BitConverter.IsLittleEndian)
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return a;
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return b;
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}
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set
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{
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if(BitConverter.IsLittleEndian)
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a = value;
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else
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b = value;
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}
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}
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public static bool operator ==(regionHandle value1, regionHandle value2)
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{
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return value1.handle == value2.handle;
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}
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public static bool operator !=(regionHandle value1, regionHandle value2)
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{
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return value1.handle != value2.handle;
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}
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public override int GetHashCode()
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{
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return handle.GetHashCode();
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}
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public override bool Equals(Object obj)
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{
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if(obj == null)
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return false;
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regionHandle p = obj as regionHandle;
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return p.handle == handle;
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}
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}
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*/
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public class RegionInfoForScope
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{
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public const ulong HANDLEMASH = 0xffffff00ffffff00ul;
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@ -168,6 +299,8 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
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private Dictionary<ulong, DateTime> expires;
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private Dictionary<string, ulong> byname;
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private Dictionary<UUID, ulong> byuuid;
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// includes handles to the inside of large regions
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private Dictionary<ulong, ulong> innerHandles = new Dictionary<ulong, ulong>();
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public RegionInfoForScope()
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{
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@ -189,6 +322,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
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expires[handle] = expire;
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byname[region.RegionName] = handle;
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byuuid[region.RegionID] = handle;
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addToInner(region);
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}
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public void Add(GridRegion region, DateTime expire)
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@ -211,6 +345,8 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
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expires[handle] = expire;
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byname[region.RegionName] = handle;
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byuuid[region.RegionID] = handle;
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addToInner(region);
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}
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public void AddUpdate(GridRegion region, DateTime expire)
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@ -226,16 +362,30 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
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ulong handle = region.RegionHandle & HANDLEMASH;
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storage[handle] = region;
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if(expires.ContainsKey(handle))
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{
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if(expires[handle] < expire)
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expires[handle] = expire;
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if(storage.ContainsKey(handle))
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{
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GridRegion oldr = storage[handle];
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if (oldr.RegionSizeX != region.RegionSizeX
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|| oldr.RegionSizeY != region.RegionSizeY)
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{
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removeFromInner(oldr);
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addToInner(region);
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}
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}
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}
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else
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expires[handle] = expire;
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{
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expires[handle] = expire;
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addToInner(region);
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}
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storage[handle] = region;
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byname[region.RegionName] = handle;
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byuuid[region.RegionID] = handle;
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}
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public void Remove(GridRegion region)
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@ -272,6 +422,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
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byname.Remove(r.RegionName);
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if(byuuid != null)
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byuuid.Remove(r.RegionID);
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removeFromInner(r);
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}
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storage.Remove(handle);
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}
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@ -297,6 +448,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
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byuuid = null;
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storage = null;
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expires = null;
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innerHandles.Clear();
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}
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public bool Contains(GridRegion region)
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@ -365,7 +517,34 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
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if(storage.ContainsKey(handle))
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return storage[handle];
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if(!innerHandles.ContainsKey(handle))
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return null;
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ulong rhandle = innerHandles[handle];
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if(!storage.ContainsKey(rhandle))
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return null;
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GridRegion r = storage[rhandle];
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if(r == null)
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return null;
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// extra check, possible redundant
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int test = r.RegionLocX;
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if(x < test)
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return null;
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test += r.RegionSizeX;
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if(x >= test)
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return null;
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test = r.RegionLocY;
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if (y < test)
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return null;
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test += r.RegionSizeY;
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if (y < test)
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return r;
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/*
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// next do the harder work
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foreach(KeyValuePair<ulong, GridRegion> kvp in storage)
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{
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@ -386,6 +565,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
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if (y < test)
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return r;
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}
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*/
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return null;
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}
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@ -421,6 +601,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
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byname.Remove(r.RegionName);
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if(byuuid != null)
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byuuid.Remove(r.RegionID);
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removeFromInner(r);
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}
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storage.Remove(h);
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}
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@ -447,6 +628,46 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
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else
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return byname.Count;
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}
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private void addToInner(GridRegion region)
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{
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int rsx = region.RegionSizeX >> 8;
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int rsy = region.RegionSizeY >> 8;
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ulong handle = region.RegionHandle & HANDLEMASH;
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fastRegionHandle fh = new fastRegionHandle(handle);
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uint startY = fh.y;
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for(int i = 0; i < rsx; i++)
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{
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for(int j = 0; j < rsy ; j++)
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{
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innerHandles[fh.toHandle()] = handle;
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fh.y += 256;
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}
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fh.y = startY;
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fh.x += 256;
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}
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}
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private void removeFromInner(GridRegion region)
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{
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int rsx = region.RegionSizeX >> 8;
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int rsy = region.RegionSizeY >> 8;
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ulong handle = region.RegionHandle & HANDLEMASH;
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fastRegionHandle fh = new fastRegionHandle(handle);
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uint startY = fh.y;
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for(int i = 0; i < rsx; i++)
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{
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for(int j = 0; j < rsy ; j++)
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{
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innerHandles.Remove(fh.toHandle());
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fh.y += 256;
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}
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fh.y = startY;
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fh.x += 256;
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}
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}
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}
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public class RegionsExpiringCache
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