public bool unloadMap(uint mapId, uint x, uint y)
{
// check if we have this map loaded
MMapData mmap = GetMMapData(mapId);
if (mmap == null)
{
// file may not exist, therefore not loaded
Log.outDebug(LogFilter.Maps, "MMAP:unloadMap: Asked to unload not loaded navmesh map. {0:D4}{1:D2}{2:D2}.mmtile", mapId, x, y);
return(false);
}
// check if we have this tile loaded
uint packedGridPos = packTileID((int)x, (int)y);
if (!mmap.loadedTileRefs.ContainsKey(packedGridPos))
{
// file may not exist, therefore not loaded
Log.outDebug(LogFilter.Maps, "MMAP:unloadMap: Asked to unload not loaded navmesh tile. {0:D4}{1:D2}{2:D2}.mmtile", mapId, x, y);
return(false);
}
ulong tileRef = mmap.loadedTileRefs.LookupByKey(packedGridPos);
// unload, and mark as non loaded
Detour.dtRawTileData data;
if (Detour.dtStatusFailed(mmap.navMesh.removeTile(tileRef, out data)))
{
// this is technically a memory leak
// if the grid is later reloaded, dtNavMesh.addTile will return error but no extra memory is used
// we cannot recover from this error - assert out
Log.outError(LogFilter.Maps, "MMAP:unloadMap: Could not unload {0:D4}{1:D2}{2:D2}.mmtile from navmesh", mapId, x, y);
Contract.Assert(false);
}
else
{
mmap.loadedTileRefs.Remove(packedGridPos);
--loadedTiles;
Log.outInfo(LogFilter.Maps, "MMAP:unloadMap: Unloaded mmtile {0:D4}[{1:D2}, {2:D2}] from {3:D4}", mapId, x, y, mapId);
var phasedMaps = phaseMapData.LookupByKey(mapId);
if (!phasedMaps.Empty())
{
mmap.DeleteBaseTile(packedGridPos);
UnloadPhaseTile(phasedMaps, (int)x, (int)y);
}
return(true);
}
return(false);
}
public bool unloadMap(uint mapId)
{
if (!loadedMMaps.ContainsKey(mapId))
{
// file may not exist, therefore not loaded
Log.outDebug(LogFilter.Maps, "MMAP:unloadMap: Asked to unload not loaded navmesh map {0:D4}", mapId);
return(false);
}
// unload all tiles from given map
MMapData mmap = loadedMMaps.LookupByKey(mapId);
foreach (var i in mmap.loadedTileRefs)
{
uint x = (i.Key >> 16);
uint y = (i.Key & 0x0000FFFF);
Detour.dtRawTileData data;
if (Detour.dtStatusFailed(mmap.navMesh.removeTile(i.Value, out data)))
{
Log.outError(LogFilter.Maps, "MMAP:unloadMap: Could not unload {0:D4}{1:D2}{2:D2}.mmtile from navmesh", mapId, x, y);
}
else
{
var phasedMaps = phaseMapData.LookupByKey(mapId);
if (!phasedMaps.Empty())
{
mmap.DeleteBaseTile(i.Key);
UnloadPhaseTile(phasedMaps, (int)x, (int)y);
}
--loadedTiles;
Log.outInfo(LogFilter.Maps, "MMAP:unloadMap: Unloaded mmtile {0:D4} [{1:D2}, {2:D2}] from {3:D4}", mapId, x, y, mapId);
}
}
loadedMMaps.Remove(mapId);
Log.outInfo(LogFilter.Maps, "MMAP:unloadMap: Unloaded {0:D4}.mmap", mapId);
return(true);
}