@Override public void populate(World world, Random random, Chunk source) { ChunkSnapshot snapshot = source.getChunkSnapshot(); if (random.nextInt(100) < CHANCE_OF_1) { { int x, z, x2, z2; if (random.nextBoolean()) { x = random.nextBoolean() ? 0 : 15; x2 = x == 0 ? 1 : 14; z2 = z = random.nextInt(14) + 1; } else { x2 = x = random.nextInt(14) + 1; z = random.nextBoolean() ? 0 : 15; z2 = z == 0 ? 1 : 14; } if (snapshot.getHighestBlockYAt(x, z) > FLOOR_HEIGHT + MAX_HEIGHT && snapshot.getHighestBlockYAt(x2, z2) <= FLOOR_HEIGHT + MIN_HEIGHT) { Material type = random.nextInt(100) < LIT_CHANCE ? Material.JACK_O_LANTERN : Material.PUMPKIN; source .getBlock( x, snapshot.getHighestBlockYAt(x2, z2) + random.nextInt(MAX_HEIGHT - MIN_HEIGHT + 1) + MIN_HEIGHT, z) .setTypeIdAndData(type.getId(), getData(x, z, x2, z2, type), true); } } if (random.nextInt(100) < CHANCE_OF_2) { int x, z, x2, z2; if (random.nextBoolean()) { x = random.nextBoolean() ? 0 : 15; x2 = x == 0 ? 1 : 14; z2 = z = random.nextInt(14) + 1; } else { x2 = x = random.nextInt(14) + 1; z = random.nextBoolean() ? 0 : 15; z2 = z == 0 ? 1 : 14; } if (snapshot.getHighestBlockYAt(x, z) > FLOOR_HEIGHT + MAX_HEIGHT && snapshot.getHighestBlockYAt(x2, z2) <= FLOOR_HEIGHT + MIN_HEIGHT) { Material type = random.nextInt(100) < LIT_CHANCE ? Material.JACK_O_LANTERN : Material.PUMPKIN; source .getBlock( x, snapshot.getHighestBlockYAt(x2, z2) + random.nextInt(MAX_HEIGHT - MIN_HEIGHT + 1) + MIN_HEIGHT, z) .setTypeIdAndData(type.getId(), getData(x, z, x2, z2, type), true); } } } }
public int loadChunks(int max_to_load) { if (dw.isLoaded() == false) return 0; long t0 = System.nanoTime(); Object queue = helper.getUnloadQueue(helper.getNMSWorld(w)); int cnt = 0; if (iterator == null) iterator = chunks.listIterator(); DynmapCore.setIgnoreChunkLoads(true); // boolean isnormral = w.getEnvironment() == Environment.NORMAL; // Load the required chunks. while ((cnt < max_to_load) && iterator.hasNext()) { DynmapChunk chunk = iterator.next(); boolean vis = true; if (visible_limits != null) { vis = false; for (VisibilityLimit limit : visible_limits) { if ((chunk.x >= limit.x0) && (chunk.x <= limit.x1) && (chunk.z >= limit.z0) && (chunk.z <= limit.z1)) { vis = true; break; } } } if (vis && (hidden_limits != null)) { for (VisibilityLimit limit : hidden_limits) { if ((chunk.x >= limit.x0) && (chunk.x <= limit.x1) && (chunk.z >= limit.z0) && (chunk.z <= limit.z1)) { vis = false; break; } } } /* Check if cached chunk snapshot found */ ChunkSnapshot ss = null; DynIntHashMap tileData = null; SnapshotRec ssr = DynmapPlugin.plugin.sscache.getSnapshot( dw.getName(), chunk.x, chunk.z, blockdata, biome, biomeraw, highesty); if (ssr != null) { ss = ssr.ss; if (!vis) { if (hidestyle == HiddenChunkStyle.FILL_STONE_PLAIN) ss = STONE; else if (hidestyle == HiddenChunkStyle.FILL_OCEAN) ss = OCEAN; else ss = EMPTY; } int idx = (chunk.x - x_min) + (chunk.z - z_min) * x_dim; snaparray[idx] = ss; snaptile[idx] = ssr.tileData; continue; } chunks_attempted++; boolean wasLoaded = w.isChunkLoaded(chunk.x, chunk.z); boolean didload = false; boolean isunloadpending = false; if (queue != null) { isunloadpending = helper.isInUnloadQueue(queue, chunk.x, chunk.z); } if (isunloadpending) { /* Workaround: can't be pending if not loaded */ wasLoaded = true; } try { if (!wasLoaded) { didload = w.loadChunk(chunk.x, chunk.z, false); } else { /* If already was loaded, no need to load */ didload = true; } } catch (Throwable t) { /* Catch chunk error from Bukkit */ Log.warning("Bukkit error loading chunk " + chunk.x + "," + chunk.z + " on " + w.getName()); if (!wasLoaded) { /* If wasn't loaded, we loaded it if it now is */ didload = w.isChunkLoaded(chunk.x, chunk.z); } } boolean didgenerate = false; /* If we didn't load, and we're supposed to generate, do it */ if ((!didload) && do_generate && vis) didgenerate = didload = w.loadChunk(chunk.x, chunk.z, true); /* If it did load, make cache of it */ if (didload) { tileData = new DynIntHashMap(); Chunk c = w.getChunkAt(chunk.x, chunk.z); /* Get the chunk */ /* Test if chunk isn't populated */ boolean populated = true; // TODO: figure out why this doesn't appear to be reliable in Bukkit // if((nmschunk != null) && (doneflag != null)) { // try { // populated = doneflag.getBoolean(nmschunk); // } catch (IllegalArgumentException e) { // } catch (IllegalAccessException e) { // } // } if (!vis) { if (hidestyle == HiddenChunkStyle.FILL_STONE_PLAIN) ss = STONE; else if (hidestyle == HiddenChunkStyle.FILL_OCEAN) ss = OCEAN; else ss = EMPTY; } else if (!populated) { /* If not populated, treat as empty */ ss = EMPTY; } else { if (blockdata || highesty) { ss = c.getChunkSnapshot(highesty, biome, biomeraw); if (use_spout) { ss = checkSpoutData(c, ss); } /* Get tile entity data */ List<Object> vals = new ArrayList<Object>(); Map tileents = helper.getTileEntitiesForChunk(c); for (Object t : tileents.values()) { int te_x = helper.getTileEntityX(t); int te_y = helper.getTileEntityY(t); int te_z = helper.getTileEntityZ(t); int cx = te_x & 0xF; int cz = te_z & 0xF; int blkid = ss.getBlockTypeId(cx, te_y, cz); int blkdat = ss.getBlockData(cx, te_y, cz); String[] te_fields = HDBlockModels.getTileEntityFieldsNeeded(blkid, blkdat); if (te_fields != null) { Object nbtcompound = helper.readTileEntityNBT(t); vals.clear(); for (String id : te_fields) { Object val = helper.getFieldValue(nbtcompound, id); if (val != null) { vals.add(id); vals.add(val); } } if (vals.size() > 0) { Object[] vlist = vals.toArray(new Object[vals.size()]); tileData.put(getIndexInChunk(cx, te_y, cz), vlist); } } } } else ss = w.getEmptyChunkSnapshot(chunk.x, chunk.z, biome, biomeraw); if (ss != null) { ssr = new SnapshotRec(); ssr.ss = ss; ssr.tileData = tileData; DynmapPlugin.plugin.sscache.putSnapshot( dw.getName(), chunk.x, chunk.z, ssr, blockdata, biome, biomeraw, highesty); } } snaparray[(chunk.x - x_min) + (chunk.z - z_min) * x_dim] = ss; snaptile[(chunk.x - x_min) + (chunk.z - z_min) * x_dim] = tileData; /* If wasn't loaded before, we need to do unload */ if (!wasLoaded) { chunks_read++; /* It looks like bukkit "leaks" entities - they don't get removed from the world-level table * when chunks are unloaded but not saved - removing them seems to do the trick */ if (!(didgenerate && do_save)) { helper.removeEntitiesFromChunk(c); } /* Since we only remember ones we loaded, and we're synchronous, no player has * moved, so it must be safe (also prevent chunk leak, which appears to happen * because isChunkInUse defined "in use" as being within 256 blocks of a player, * while the actual in-use chunk area for a player where the chunks are managed * by the MC base server is 21x21 (or about a 160 block radius). * Also, if we did generate it, need to save it */ w.unloadChunk(chunk.x, chunk.z, didgenerate && do_save, false); } else if (isunloadpending) { /* Else, if loaded and unload is pending */ w.unloadChunkRequest(chunk.x, chunk.z); /* Request new unload */ } } cnt++; } DynmapCore.setIgnoreChunkLoads(false); if (iterator.hasNext() == false) { /* If we're done */ isempty = true; /* Fill missing chunks with empty dummy chunk */ for (int i = 0; i < snaparray.length; i++) { if (snaparray[i] == null) snaparray[i] = EMPTY; else if (snaparray[i] != EMPTY) isempty = false; } } total_loadtime += System.nanoTime() - t0; return cnt; }