HGWorldMap: don't send map blocks of hyperlinks that are farther than 4096 cells from the current region.
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d473d9975e
commit
e14b7ec9e1
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@ -25,6 +25,7 @@
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using System;
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using System.Collections.Generic;
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using System.Reflection;
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using log4net;
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@ -58,7 +59,7 @@ namespace OpenSim.Region.CoreModules.Hypergrid
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#endregion
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protected override void GetAndSendBlocks(IClientAPI remoteClient, int minX, int minY, int maxX, int maxY, uint flag)
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protected override List<MapBlockData> GetAndSendBlocks(IClientAPI remoteClient, int minX, int minY, int maxX, int maxY, uint flag)
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{
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List<MapBlockData> mapBlocks = new List<MapBlockData>();
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List<GridRegion> regions = m_scene.GridService.GetRegionRange(m_scene.RegionInfo.ScopeID,
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@ -66,17 +67,36 @@ namespace OpenSim.Region.CoreModules.Hypergrid
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minY * (int)Constants.RegionSize, maxY * (int)Constants.RegionSize);
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foreach (GridRegion r in regions)
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{
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uint x = 0, y = 0;
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long handle = 0;
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if (r.RegionSecret != null && r.RegionSecret != string.Empty)
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{
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if (long.TryParse(r.RegionSecret, out handle))
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{
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Utils.LongToUInts((ulong)handle, out x, out y);
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x = x / Constants.RegionSize;
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y = y / Constants.RegionSize;
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}
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}
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if (handle == 0 ||
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// Check the distance from the current region
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(handle != 0 && Math.Abs((int)(x - m_scene.RegionInfo.RegionLocX)) < 4096 && Math.Abs((int)(y - m_scene.RegionInfo.RegionLocY)) < 4096))
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{
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MapBlockData block = new MapBlockData();
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MapBlockFromGridRegion(block, r);
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mapBlocks.Add(block);
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}
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}
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// Different from super
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FillInMap(mapBlocks, minX, minY, maxX, maxY);
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//
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remoteClient.SendMapBlock(mapBlocks, 0);
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return mapBlocks;
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}
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@ -363,11 +363,14 @@ namespace OpenSim.Services.GridService
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else
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regInfo.RegionName = externalName;
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m_log.Debug("[HYPERGRID LINKER]: naming linked region " + regInfo.RegionName);
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m_log.DebugFormat("[HYPERGRID LINKER]: naming linked region {0}, handle {1}", regInfo.RegionName, handle.ToString());
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// Get the map image
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regInfo.TerrainImage = m_GatekeeperConnector.GetMapImage(regionID, imageURL, m_MapTileDirectory);
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// Store the origin's coordinates somewhere
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regInfo.RegionSecret = handle.ToString();
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AddHyperlinkRegion(regInfo, handle);
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m_log.InfoFormat("[HYPERGRID LINKER]: Successfully linked to region {0} with image {1}", regInfo.RegionName, regInfo.TerrainImage);
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return true;
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