static TileFileOpenResult OpenMapTileFile(string vmapPath, uint mapID, uint tileX, uint tileY, VMapManager vm) { TileFileOpenResult result = new TileFileOpenResult(); result.Name = vmapPath + GetTileFileName(mapID, tileX, tileY); if (File.Exists(result.Name)) { result.UsedMapId = mapID; result.File = new FileStream(result.Name, FileMode.Open, FileAccess.Read); return(result); } int parentMapId = vm.GetParentMapId(mapID); while (parentMapId != -1) { result.Name = vmapPath + GetTileFileName((uint)parentMapId, tileX, tileY); if (File.Exists(result.Name)) { result.File = new FileStream(result.Name, FileMode.Open, FileAccess.Read); result.UsedMapId = (uint)parentMapId; return(result); } parentMapId = vm.GetParentMapId((uint)parentMapId); } return(result); }
public void UnloadMapTile(uint tileX, uint tileY, VMapManager vm) { uint tileID = PackTileID(tileX, tileY); var tile = iLoadedTiles.LookupByKey(tileID); if (!iLoadedTiles.ContainsKey(tileID)) { Log.outError(LogFilter.Server, "StaticMapTree.UnloadMapTile() : trying to unload non-loaded tile - Map:{0} X:{1} Y:{2}", iMapID, tileX, tileY); return; } if (tile) // file associated with tile { TileFileOpenResult fileResult = OpenMapTileFile(VMapManager.VMapPath, iMapID, tileX, tileY, vm); if (fileResult.File != null) { using (BinaryReader reader = new BinaryReader(fileResult.File)) { bool result = true; if (reader.ReadStringFromChars(8) != MapConst.VMapMagic) { result = false; } uint numSpawns = reader.ReadUInt32(); for (uint i = 0; i < numSpawns && result; ++i) { // read model spawns ModelSpawn spawn; result = ModelSpawn.ReadFromFile(reader, out spawn); if (result) { // release model instance vm.ReleaseModelInstance(spawn.name); // update tree if (iSpawnIndices.ContainsKey(spawn.Id)) { uint referencedNode = iSpawnIndices[spawn.Id]; if (!iLoadedSpawns.ContainsKey(referencedNode)) { Log.outError(LogFilter.Server, "StaticMapTree.UnloadMapTile() : trying to unload non-referenced model '{0}' (ID:{1})", spawn.name, spawn.Id); } else if (--iLoadedSpawns[referencedNode] == 0) { iTreeValues[referencedNode].SetUnloaded(); iLoadedSpawns.Remove(referencedNode); } } else if (iMapID == fileResult.UsedMapId) // logic documented in StaticMapTree::LoadMapTile { result = false; } } } } } } iLoadedTiles.Remove(tileID); }
public LoadResult LoadMapTile(uint tileX, uint tileY, VMapManager vm) { if (iTreeValues == null) { Log.outError(LogFilter.Server, "StaticMapTree.LoadMapTile() : tree has not been initialized [{0}, {1}]", tileX, tileY); return(LoadResult.ReadFromFileFailed); } LoadResult result = LoadResult.FileNotFound; TileFileOpenResult fileResult = OpenMapTileFile(VMapManager.VMapPath, iMapID, tileX, tileY, vm); if (fileResult.File != null) { result = LoadResult.Success; using (BinaryReader reader = new BinaryReader(fileResult.File)) { if (reader.ReadStringFromChars(8) != MapConst.VMapMagic) { result = LoadResult.VersionMismatch; } if (result == LoadResult.Success) { uint numSpawns = reader.ReadUInt32(); for (uint i = 0; i < numSpawns && result == LoadResult.Success; ++i) { // read model spawns if (ModelSpawn.ReadFromFile(reader, out ModelSpawn spawn)) { // acquire model instance WorldModel model = vm.AcquireModelInstance(spawn.name, spawn.flags); if (model == null) { Log.outError(LogFilter.Server, "StaticMapTree.LoadMapTile() : could not acquire WorldModel [{0}, {1}]", tileX, tileY); } // update tree if (iSpawnIndices.ContainsKey(spawn.Id)) { uint referencedVal = iSpawnIndices[spawn.Id]; if (!iLoadedSpawns.ContainsKey(referencedVal)) { if (referencedVal >= iNTreeValues) { Log.outError(LogFilter.Maps, "StaticMapTree.LoadMapTile() : invalid tree element ({0}/{1}) referenced in tile {2}", referencedVal, iNTreeValues, fileResult.Name); continue; } iTreeValues[referencedVal] = new ModelInstance(spawn, model); iLoadedSpawns[referencedVal] = 1; } else { ++iLoadedSpawns[referencedVal]; } } else if (iMapID == fileResult.UsedMapId) { // unknown parent spawn might appear in because it overlaps multiple tiles // in case the original tile is swapped but its neighbour is now (adding this spawn) // we want to not mark it as loading error and just skip that model Log.outError(LogFilter.Maps, $"StaticMapTree.LoadMapTile() : invalid tree element (spawn {spawn.Id}) referenced in tile fileResult.Name{fileResult.Name} by map {iMapID}"); result = LoadResult.ReadFromFileFailed; } } else { Log.outError(LogFilter.Maps, $"StaticMapTree.LoadMapTile() : cannot read model from file (spawn index {i}) referenced in tile {fileResult.Name} by map {iMapID}"); result = LoadResult.ReadFromFileFailed; } } } iLoadedTiles[PackTileID(tileX, tileY)] = true; } } else { iLoadedTiles[PackTileID(tileX, tileY)] = false; } return(result); }