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Shift all rendering over to async thread pool, minimize server thread

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This commit is contained in:
Mike Primm 2011-05-28 00:08:29 -05:00
parent d2c947653d
commit 9b12ebc025
7 changed files with 138 additions and 259 deletions
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10
configuration.txt
View File

@ -65,9 +65,6 @@ display-whitelist: false
# How often a tile gets rendered (in seconds).
renderinterval: 1
# Do render on main thread - may generate more server load, but safer and fixes broken tiles
renderonsync: true
render-triggers:
# - chunkloaded
# - playermove
@ -90,11 +87,8 @@ webserver-port: 8123
# Disables Webserver portion of Dynmap (Advanced users only)
disable-webserver: false
# Use timesliced fullrender - takes a bit longer, but much more polite for server
timeslicerender: true
# Period between tile renders for timesliced fullrender, in seconds
timesliceinterval: 0.5
# Period between tile renders for fullrender, in seconds (non-zero to pace fullrenders, lessen CPU load)
timesliceinterval: 0.0
# Interval the browser should poll for updates.
updaterate: 2000

17
src/main/java/org/dynmap/ColorScheme.java
View File

@ -43,7 +43,6 @@ public class ColorScheme {
Color[][] colors = new Color[256][];
Color[][][] datacolors = new Color[256][][];
InputStream stream;
boolean enab_datacolor = MapManager.mapman.doSyncRender();
try {
Debug.debug("Loading colors from '" + colorSchemeFile + "'...");
stream = new FileInputStream(colorSchemeFile);
@ -79,15 +78,13 @@ public class ColorScheme {
c[2] = new Color(Integer.parseInt(split[13]), Integer.parseInt(split[14]), Integer.parseInt(split[15]), Integer.parseInt(split[16]));
if(dat != null) {
if(enab_datacolor) {
Color[][] dcolor = datacolors[id]; /* Existing list? */
if(dcolor == null) {
dcolor = new Color[16][]; /* Make 16 index long list */
datacolors[id] = dcolor;
}
if((dat >= 0) && (dat < 16)) { /* Add color to list */
dcolor[dat] = c;
}
Color[][] dcolor = datacolors[id]; /* Existing list? */
if(dcolor == null) {
dcolor = new Color[16][]; /* Make 16 index long list */
datacolors[id] = dcolor;
}
if((dat >= 0) && (dat < 16)) { /* Add color to list */
dcolor[dat] = c;
}
if(dat == 0) { /* Index zero is base color too */
colors[id] = c;

14
src/main/java/org/dynmap/DynmapPlugin.java
View File

@ -1,7 +1,6 @@
package org.dynmap;
import java.io.File;
import java.util.HashMap;
import java.io.IOException;
import java.lang.reflect.Constructor;
import java.net.InetAddress;
@ -12,7 +11,6 @@ import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.Collections;
import org.bukkit.Location;
import org.bukkit.World;
import org.bukkit.World.Environment;
@ -300,35 +298,30 @@ public class DynmapPlugin extends JavaPlugin {
sender.sendMessage("Queued " + invalidates + " tiles" + (invalidates == 0
? " (world is not loaded?)"
: "..."));
return true;
}
} else if (c.equals("hide")) {
if (args.length == 1) {
if(player != null && checkPlayerPermission(sender,"hide.self")) {
playerList.setVisible(player.getName(),false);
sender.sendMessage("You are now hidden on Dynmap.");
return true;
}
} else if (checkPlayerPermission(sender,"hide.others")) {
for (int i = 1; i < args.length; i++) {
playerList.setVisible(args[i],false);
sender.sendMessage(args[i] + " is now hidden on Dynmap.");
}
return true;
}
} else if (c.equals("show")) {
if (args.length == 1) {
if(player != null && checkPlayerPermission(sender,"show.self")) {
playerList.setVisible(player.getName(),true);
sender.sendMessage("You are now visible on Dynmap.");
return true;
}
} else if (checkPlayerPermission(sender,"show.others")) {
for (int i = 1; i < args.length; i++) {
playerList.setVisible(args[i],true);
sender.sendMessage(args[i] + " is now visible on Dynmap.");
}
return true;
}
} else if (c.equals("fullrender") && checkPlayerPermission(sender,"fullrender")) {
if (args.length > 1) {
@ -336,19 +329,20 @@ public class DynmapPlugin extends JavaPlugin {
World w = getServer().getWorld(args[i]);
if(w != null)
mapManager.renderFullWorld(new Location(w, 0, 0, 0));
else
sender.sendMessage("World '" + args[i] + "' not defined/loaded");
}
return true;
} else if (player != null) {
Location loc = player.getLocation();
if(loc != null)
mapManager.renderFullWorld(loc);
return true;
} else {
sender.sendMessage("World name is required");
}
} else if (c.equals("reload") && checkPlayerPermission(sender, "reload")) {
sender.sendMessage("Reloading Dynmap...");
reload();
sender.sendMessage("Dynmap reloaded");
return true;
}
return true;
}

190
src/main/java/org/dynmap/MapChunkCache.java
View File

@ -7,9 +7,7 @@ import org.bukkit.Chunk;
import org.bukkit.entity.Entity;
/**
* Container for managing chunks, as well as abstracting the different methods we may
* handle chunk data (existing chunk loading, versus upcoming chunk snapshots)
*
* Container for managing chunks - dependent upon using chunk snapshots, since rendering is off server thread
*/
public class MapChunkCache {
private World w;
@ -21,71 +19,22 @@ public class MapChunkCache {
private int x_dim;
private ChunkSnapshot[] snaparray; /* Index = (x-x_min) + ((z-z_min)*x_dim) */
private LinkedList<DynmapChunk> loadedChunks = new LinkedList<DynmapChunk>();
/**
* Iterator for traversing map chunk cache (base is for non-snapshot)
*/
public class MapIterator {
public int x, y, z;
private ChunkSnapshot snap;
private int x4, z4;
MapIterator(int x0, int y0, int z0) {
initialize(x0, y0, z0);
}
public void initialize(int x0, int y0, int z0) {
public final void initialize(int x0, int y0, int z0) {
this.x = x0;
this.y = y0;
this.z = z0;
}
public int getBlockTypeID() {
return w.getBlockTypeIdAt(x, y, z);
}
public int getBlockData() {
return w.getBlockAt(x, y, z).getData();
}
public int getHighestBlockYAt() {
return w.getHighestBlockYAt(x, z);
}
public int getBlockSkyLight() {
return 15;
}
public int getBlockEmittedLight() {
return 0;
}
public void incrementX() {
x++;
}
public void decrementX() {
x--;
}
public void incrementY() {
y++;
}
public void decrementY() {
y--;
}
public void incrementZ() {
z++;
}
public void decrementZ() {
z--;
}
public void setY(int y) {
this.y = y;
}
}
/**
* Iterator for snapshot mode
*/
public class SnapshotMapIterator extends MapIterator {
private ChunkSnapshot snap;
private int x4, z4;
public SnapshotMapIterator(int x0, int y0, int z0) {
super(x0, y0, z0);
}
public void initialize(int x0, int y0, int z0) {
super.initialize(x0, y0, z0);
this.z = z0;
try {
snap = snaparray[((x>>4) - x_min) + ((z>>4) - z_min) * x_dim];
} catch (ArrayIndexOutOfBoundsException aioobx) {
@ -94,22 +43,22 @@ public class MapChunkCache {
x4 = x0 & 0xF;
z4 = z0 & 0xF;
}
public int getBlockTypeID() {
public final int getBlockTypeID() {
return snap.getBlockTypeId(x4, y, z4);
}
public int getBlockData() {
public final int getBlockData() {
return snap.getBlockData(x4, y, z4);
}
public int getHighestBlockYAt() {
public final int getHighestBlockYAt() {
return snap.getHighestBlockYAt(x4, z4);
}
public int getBlockSkyLight() {
public final int getBlockSkyLight() {
return snap.getBlockSkyLight(x4, y, z4);
}
public int getBlockEmittedLight() {
public final int getBlockEmittedLight() {
return snap.getBlockEmittedLight(x4, y, z4);
}
public void incrementX() {
public final void incrementX() {
x++; x4 = x & 0xF;
if(x4 == 0) { /* Next chunk? */
try {
@ -119,7 +68,7 @@ public class MapChunkCache {
}
}
}
public void decrementX() {
public final void decrementX() {
x--; x4 = x & 0xF;
if(x4 == 15) { /* Next chunk? */
try {
@ -129,13 +78,13 @@ public class MapChunkCache {
}
}
}
public void incrementY() {
public final void incrementY() {
y++;
}
public void decrementY() {
public final void decrementY() {
y--;
}
public void incrementZ() {
public final void incrementZ() {
z++; z4 = z & 0xF;
if(z4 == 0) { /* Next chunk? */
try {
@ -145,7 +94,7 @@ public class MapChunkCache {
}
}
}
public void decrementZ() {
public final void decrementZ() {
z--; z4 = z & 0xF;
if(z4 == 15) { /* Next chunk? */
try {
@ -155,7 +104,11 @@ public class MapChunkCache {
}
}
}
}
public final void setY(int y) {
this.y = y;
}
}
/**
* Chunk cache for representing unloaded chunk
*/
@ -226,13 +179,13 @@ public class MapChunkCache {
initialized = true;
if(gethandle != null)
Log.info("Chunk snapshot support enabled");
else
Log.info("Chunk snapshot support disabled");
else {
Log.severe("ERROR: Chunk snapshot support not found - rendering not functiona!l");
return;
}
}
if(gethandle != null) { /* We can use caching */
snaparray = new ChunkSnapshot[x_dim * (z_max-z_min+1)];
}
if(snaparray != null) {
snaparray = new ChunkSnapshot[x_dim * (z_max-z_min+1)];
if(gethandle != null) {
// Load the required chunks.
for (DynmapChunk chunk : chunks) {
boolean wasLoaded = w.isChunkLoaded(chunk.x, chunk.z);
@ -265,19 +218,11 @@ public class MapChunkCache {
w.unloadChunk(chunk.x, chunk.z, false, false);
}
}
for(int i = 0; i < snaparray.length; i++) {
if(snaparray[i] == null)
snaparray[i] = EMPTY;
}
}
else { /* Else, load and keep them loaded for now */
// Load the required chunks.
for (DynmapChunk chunk : chunks) {
boolean wasLoaded = w.isChunkLoaded(chunk.x, chunk.z);
boolean didload = w.loadChunk(chunk.x, chunk.z, false);
if ((!wasLoaded) && didload)
loadedChunks.add(chunk);
}
/* Fill missing chunks with empty dummy chunk */
for(int i = 0; i < snaparray.length; i++) {
if(snaparray[i] == null)
snaparray[i] = EMPTY;
}
}
/**
@ -288,91 +233,46 @@ public class MapChunkCache {
for(int i = 0; i < snaparray.length; i++) {
snaparray[i] = null;
}
}
else {
while (!loadedChunks.isEmpty()) {
DynmapChunk c = loadedChunks.pollFirst();
/* 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 */
Chunk cc = w.getChunkAt(c.x, c.z);
if(cc != null) {
for(Entity e: cc.getEntities())
e.remove();
}
/* 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) */
w.unloadChunk(c.x, c.z, false, false);
}
snaparray = null;
}
}
/**
* Get block ID at coordinates
*/
public int getBlockTypeID(int x, int y, int z) {
if(snaparray != null) {
ChunkSnapshot ss = snaparray[((x>>4) - x_min) + ((z>>4) - z_min) * x_dim];
return ss.getBlockTypeId(x & 0xF, y, z & 0xF);
}
else {
return w.getBlockTypeIdAt(x, y, z);
}
ChunkSnapshot ss = snaparray[((x>>4) - x_min) + ((z>>4) - z_min) * x_dim];
return ss.getBlockTypeId(x & 0xF, y, z & 0xF);
}
/**
* Get block data at coordiates
*/
public byte getBlockData(int x, int y, int z) {
if(snaparray != null) {
ChunkSnapshot ss = snaparray[((x>>4) - x_min) + ((z>>4) - z_min) * x_dim];
return (byte)ss.getBlockData(x & 0xF, y, z & 0xF);
}
else {
return w.getBlockAt(x, y, z).getData();
}
ChunkSnapshot ss = snaparray[((x>>4) - x_min) + ((z>>4) - z_min) * x_dim];
return (byte)ss.getBlockData(x & 0xF, y, z & 0xF);
}
/* Get highest block Y
*
*/
public int getHighestBlockYAt(int x, int z) {
if(snaparray != null) {
ChunkSnapshot ss = snaparray[((x>>4) - x_min) + ((z>>4) - z_min) * x_dim];
return ss.getHighestBlockYAt(x & 0xF, z & 0xF);
}
else {
return w.getHighestBlockYAt(x, z);
}
ChunkSnapshot ss = snaparray[((x>>4) - x_min) + ((z>>4) - z_min) * x_dim];
return ss.getHighestBlockYAt(x & 0xF, z & 0xF);
}
/* Get sky light level
*/
public int getBlockSkyLight(int x, int y, int z) {
if(snaparray != null) {
ChunkSnapshot ss = snaparray[((x>>4) - x_min) + ((z>>4) - z_min) * x_dim];
return ss.getBlockSkyLight(x & 0xF, y, z & 0xF);
}
else {
return 15;
}
ChunkSnapshot ss = snaparray[((x>>4) - x_min) + ((z>>4) - z_min) * x_dim];
return ss.getBlockSkyLight(x & 0xF, y, z & 0xF);
}
/* Get emitted light level
*/
public int getBlockEmittedLight(int x, int y, int z) {
if(snaparray != null) {
ChunkSnapshot ss = snaparray[((x>>4) - x_min) + ((z>>4) - z_min) * x_dim];
return ss.getBlockEmittedLight(x & 0xF, y, z & 0xF);
}
else {
return 0;
}
ChunkSnapshot ss = snaparray[((x>>4) - x_min) + ((z>>4) - z_min) * x_dim];
return ss.getBlockEmittedLight(x & 0xF, y, z & 0xF);
}
/**
* Get cache iterator
*/
public MapIterator getIterator(int x, int y, int z) {
if(snaparray != null)
return new SnapshotMapIterator(x, y, z);
else
return new MapIterator(x, y, z);
return new MapIterator(x, y, z);
}
}

110
src/main/java/org/dynmap/MapManager.java
View File

@ -8,24 +8,24 @@ import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import org.bukkit.Chunk;
import java.util.concurrent.ScheduledThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.Callable;
import java.util.concurrent.Future;
import org.bukkit.Location;
import org.bukkit.World;
import org.bukkit.entity.Entity;
import org.bukkit.scheduler.BukkitScheduler;
import org.dynmap.debug.Debug;
public class MapManager {
public AsynchronousQueue<MapTile> tileQueue;
public AsynchronousQueue<ImageWriter> writeQueue;
public List<DynmapWorld> worlds = new ArrayList<DynmapWorld>();
public Map<String, DynmapWorld> worldsLookup = new HashMap<String, DynmapWorld>();
private BukkitScheduler scheduler;
private DynmapPlugin plug_in;
private double timeslice_interval = 0.0;
/* Which timesliced renders are active */
private long timeslice_int = 0; /* In milliseconds */
/* Which fullrenders are active */
private HashMap<String, FullWorldRenderState> active_renders = new HashMap<String, FullWorldRenderState>();
/* lock for our data structures */
@ -33,9 +33,9 @@ public class MapManager {
public static MapManager mapman; /* Our singleton */
private static class ImageWriter {
Runnable run;
}
/* Thread pool for processing renders */
private ScheduledThreadPoolExecutor renderpool;
private static final int POOL_SIZE = 3;
public DynmapWorld getWorld(String name) {
DynmapWorld world = worldsLookup.get(name);
@ -46,6 +46,7 @@ public class MapManager {
return worlds;
}
/* This always runs on render pool threads - no bukkit calls from here */
private class FullWorldRenderState implements Runnable {
DynmapWorld world; /* Which world are we rendering */
Location loc;
@ -74,7 +75,8 @@ public class MapManager {
public void run() {
MapTile tile;
long tstart = System.currentTimeMillis();
if(tile0 == null) { /* Not single tile render */
/* If render queue is empty, start next map */
if(renderQueue.isEmpty()) {
@ -87,8 +89,10 @@ public class MapManager {
rendercnt = 0;
map_index++; /* Next map */
if(map_index >= world.maps.size()) { /* Last one done? */
Log.info("Full render finished.");
active_renders.remove(world.world.getName());
Log.info("Full render of '" + world.world.getName() + "' finished.");
synchronized(lock) {
active_renders.remove(world.world.getName());
}
return;
}
map = world.maps.get(map_index);
@ -116,9 +120,13 @@ public class MapManager {
else { /* Else, single tile render */
tile = tile0;
}
DynmapChunk[] requiredChunks = tile.getMap().getRequiredChunks(tile);
MapChunkCache cache = new MapChunkCache(world.world, requiredChunks);
World w = world.world;
/* Fetch chunk cache from server thread */
DynmapChunk[] requiredChunks = tile.getMap().getRequiredChunks(tile);
MapChunkCache cache = createMapChunkCache(w, requiredChunks);
if(cache == null) {
return; /* Cancelled/aborted */
}
if(tile0 != null) { /* Single tile? */
render(cache, tile); /* Just render */
}
@ -143,8 +151,13 @@ public class MapManager {
/* And unload what we loaded */
cache.unloadChunks();
if(tile0 == null) { /* fullrender */
/* Schedule the next tile to be worked */
scheduler.scheduleSyncDelayedTask(plug_in, this, (int)(timeslice_interval*20));
long tend = System.currentTimeMillis();
if(timeslice_int > (tend-tstart)) { /* We were fast enough */
renderpool.schedule(this, timeslice_int - (tend-tstart), TimeUnit.MILLISECONDS);
}
else { /* Schedule to run ASAP */
renderpool.execute(this);
}
}
}
}
@ -156,25 +169,16 @@ public class MapManager {
this.tileQueue = new AsynchronousQueue<MapTile>(new Handler<MapTile>() {
@Override
public void handle(MapTile t) {
scheduler.scheduleSyncDelayedTask(plug_in,
new FullWorldRenderState(t), 1);
renderpool.execute(new FullWorldRenderState(t));
}
}, (int) (configuration.getDouble("renderinterval", 0.5) * 1000));
this.writeQueue = new AsynchronousQueue<ImageWriter>(
new Handler<ImageWriter>() {
@Override
public void handle(ImageWriter w) {
w.run.run();
}
}, 10);
timeslice_interval = configuration.getDouble("timesliceinterval", 0.5);
/* On dedicated thread, so default to no delays */
timeslice_int = (long)(configuration.getDouble("timesliceinterval", 0.0) * 1000);
scheduler = plugin.getServer().getScheduler();
tileQueue.start();
writeQueue.start();
for (World world : plug_in.getServer().getWorlds()) {
activateWorld(world);
@ -188,16 +192,19 @@ public class MapManager {
return;
}
String wname = l.getWorld().getName();
FullWorldRenderState rndr = active_renders.get(wname);
if(rndr != null) {
Log.info("Full world render of world '" + wname + "' already active.");
return;
FullWorldRenderState rndr;
synchronized(lock) {
rndr = active_renders.get(wname);
if(rndr != null) {
Log.info("Full world render of world '" + wname + "' already active.");
return;
}
rndr = new FullWorldRenderState(world,l); /* Make new activation record */
active_renders.put(wname, rndr); /* Add to active table */
}
rndr = new FullWorldRenderState(world,l); /* Make new activation record */
active_renders.put(wname, rndr); /* Add to active table */
/* Schedule first tile to be worked */
scheduler.scheduleSyncDelayedTask(plug_in, rndr, (int)(timeslice_interval*20));
Log.info("Full render starting on world '" + wname + "' (timesliced)...");
renderpool.execute(rndr);
Log.info("Full render starting on world '" + wname + "'...");
}
public void activateWorld(World w) {
@ -282,12 +289,15 @@ public class MapManager {
public void startRendering() {
tileQueue.start();
writeQueue.start();
renderpool = new ScheduledThreadPoolExecutor(POOL_SIZE);
}
public void stopRendering() {
if(renderpool != null) {
renderpool.shutdown();
renderpool = null;
}
tileQueue.stop();
writeQueue.stop();
}
public boolean render(MapChunkCache cache, MapTile tile) {
@ -333,13 +343,21 @@ public class MapManager {
return world.updates.getUpdatedObjects(since);
}
public void enqueueImageWrite(Runnable run) {
ImageWriter handler = new ImageWriter();
handler.run = run;
writeQueue.push(handler);
}
public boolean doSyncRender() {
return true;
/**
* Render processor helper - used by code running on render threads to request chunk snapshot cache from server/sync thread
*/
public MapChunkCache createMapChunkCache(final World w, final DynmapChunk[] chunks) {
Callable<MapChunkCache> job = new Callable<MapChunkCache>() {
public MapChunkCache call() {
return new MapChunkCache(w, chunks);
}
};
Future<MapChunkCache> rslt = scheduler.callSyncMethod(plug_in, job);
try {
return rslt.get();
} catch (Exception x) {
Log.info("createMapChunk - " + x);
return null;
}
}
}

33
src/main/java/org/dynmap/flat/FlatMap.java
View File

@ -4,7 +4,6 @@ import static org.dynmap.JSONUtils.a;
import static org.dynmap.JSONUtils.s;
import java.awt.image.BufferedImage;
import java.awt.image.WritableRaster;
import java.io.File;
import java.io.IOException;
@ -199,26 +198,18 @@ public class FlatMap extends MapType {
rendered = true;
}
}
/* Hand encoding and writing file off to MapManager */
final File fname = outputFile;
final MapTile mtile = tile;
final BufferedImage img = im;
MapManager.mapman.enqueueImageWrite(new Runnable() {
public void run() {
Debug.debug("saving image " + fname.getPath());
try {
ImageIO.write(img, "png", fname);
} catch (IOException e) {
Debug.error("Failed to save image: " + fname.getPath(), e);
} catch (java.lang.NullPointerException e) {
Debug.error("Failed to save image (NullPointerException): " + fname.getPath(), e);
}
KzedMap.freeBufferedImage(img);
MapManager.mapman.pushUpdate(mtile.getWorld(),
new Client.Tile(mtile.getFilename()));
}
});
Debug.debug("saving image " + outputFile.getPath());
try {
ImageIO.write(im, "png", outputFile);
} catch (IOException e) {
Debug.error("Failed to save image: " + outputFile.getPath(), e);
} catch (java.lang.NullPointerException e) {
Debug.error("Failed to save image (NullPointerException): " + outputFile.getPath(), e);
}
KzedMap.freeBufferedImage(im);
MapManager.mapman.pushUpdate(tile.getWorld(),
new Client.Tile(tile.getFilename()));
return rendered;
}

23
src/main/java/org/dynmap/kzedmap/DefaultTileRenderer.java
View File

@ -2,11 +2,7 @@ package org.dynmap.kzedmap;
import static org.dynmap.JSONUtils.a;
import static org.dynmap.JSONUtils.s;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.image.BufferedImage;
import java.awt.image.WritableRaster;
import java.io.File;
import java.io.IOException;
import java.util.HashSet;
@ -19,7 +15,6 @@ import org.dynmap.Client;
import org.dynmap.Color;
import org.dynmap.ColorScheme;
import org.dynmap.ConfigurationNode;
import org.dynmap.Log;
import org.dynmap.MapManager;
import org.dynmap.debug.Debug;
import org.dynmap.MapChunkCache;
@ -226,21 +221,11 @@ public class DefaultTileRenderer implements MapTileRenderer {
}
/* Hand encoding and writing file off to MapManager */
final File fname = outputFile;
final KzedMapTile mtile = tile;
final BufferedImage img = im;
final BufferedImage zimg = zim;
final BufferedImage img_day = im_day;
final BufferedImage zimg_day = zim_day;
final KzedZoomedMapTile zmtile = new KzedZoomedMapTile(mtile.getWorld(),
(KzedMap) mtile.getMap(), mtile);
final File zoomFile = MapManager.mapman.getTileFile(zmtile);
KzedZoomedMapTile zmtile = new KzedZoomedMapTile(tile.getWorld(),
(KzedMap) tile.getMap(), tile);
File zoomFile = MapManager.mapman.getTileFile(zmtile);
MapManager.mapman.enqueueImageWrite(new Runnable() {
public void run() {
doFileWrites(fname, mtile, img, img_day, zmtile, zoomFile, zimg, zimg_day);
}
});
doFileWrites(outputFile, tile, im, im_day, zmtile, zoomFile, zim, zim_day);
return !isempty;
}