- Added Lazy pregen as an option

core/src/main/java/com/volmit/iris/core/commands/CommandPregen.java

@@ -20,6 +20,7 @@ package com.volmit.iris.core.commands;
 
 import com.volmit.iris.Iris;
 import com.volmit.iris.core.gui.PregeneratorJob;
+import com.volmit.iris.core.pregenerator.LazyPregenerator;
 import com.volmit.iris.core.pregenerator.PregenTask;
 import com.volmit.iris.core.tools.IrisToolbelt;
 import com.volmit.iris.util.decree.DecreeExecutor;
@@ -27,9 +28,12 @@ import com.volmit.iris.util.decree.annotations.Decree;
 import com.volmit.iris.util.decree.annotations.Param;
 import com.volmit.iris.util.format.C;
 import com.volmit.iris.util.math.Position2;
+import org.bukkit.Bukkit;
 import org.bukkit.World;
 import org.bukkit.util.Vector;
 
+import java.io.File;
+
 @Decree(name = "pregen", aliases = "pregenerate", description = "Pregenerate your Iris worlds!")
 public class CommandPregen implements DecreeExecutor {
     @Decree(description = "Pregenerate a world")
@@ -39,8 +43,12 @@ public class CommandPregen implements DecreeExecutor {
             @Param(description = "The world to pregen", contextual = true)
             World world,
             @Param(aliases = "middle", description = "The center location of the pregen. Use \"me\" for your current location", defaultValue = "0,0")
-            Vector center
+            Vector center,
+            @Param(aliases = "method", description = "The pregen method that will get used. Lazy or Async", defaultValue = "async")
+            String method
     ) {
+        if(method.equals("async") || method.equals("lazy")){
+            if (method.equalsIgnoreCase("async")) {
                 try {
                     if (sender().isPlayer() && access() == null) {
                         sender().sendMessage(C.RED + "The engine access for this world is null!");
@@ -63,6 +71,41 @@ public class CommandPregen implements DecreeExecutor {
                     e.printStackTrace();
                 }
             }
+            if (method.equalsIgnoreCase("lazy")) {
+                String worldName = world.getName();
+                try {
+                    if (sender().isPlayer() && access() == null) {
+                        sender().sendMessage(C.RED + "The engine access for this world is null!");
+                        sender().sendMessage(C.RED + "Please make sure the world is loaded & the engine is initialized. Generate a new chunk, for example.");
+                    }
+
+                    LazyPregenerator.LazyPregenJob pregenJob = LazyPregenerator.LazyPregenJob.builder()
+                            .world(worldName)
+                            .healingPosition(0)
+                            .healing(false)
+                            .chunksPerMinute(999999999)
+                            .radiusBlocks(radius)
+                            .position(0)
+                            .build();
+
+                    LazyPregenerator pregenerator = new LazyPregenerator(pregenJob, new File("plugins/Iris/lazygen.json"));
+                    pregenerator.start();
+
+                    String msg = C.GREEN + "Pregen started in " + C.GOLD + worldName + C.GREEN + " of " + C.GOLD + (radius * 2) + C.GREEN + " by " + C.GOLD + (radius * 2) + C.GREEN + " blocks from " + C.GOLD + center.getX() + "," + center.getZ();
+                    sender().sendMessage(msg);
+                    Iris.info(msg);
+                } catch (Throwable e) {
+                    sender().sendMessage(C.RED + "Epic fail. See console.");
+                    Iris.reportError(e);
+                    e.printStackTrace();
+                }
+            }
+        } else {
+            sender().sendMessage(C.RED + "Please use a valid method.");
+
+        }
+
+    }
 
     @Decree(description = "Stop the active pregeneration task", aliases = "x")
     public void stop() {

core/src/main/java/com/volmit/iris/core/pregenerator/IrisPregenerator.java

@@ -132,11 +132,6 @@ public class IrisPregenerator {
         );
     }
 
-    public static void shareData(){
-        long_generatedChunks = generated.get();
-        long_totalChunks = totalChunks.get();
-    }
-
     public static long getLongGeneratedChunks() {
         return long_generatedChunks;
     }

core/src/main/java/com/volmit/iris/core/pregenerator/LazyPregenerator.java

@@ -2,9 +2,12 @@ package com.volmit.iris.core.pregenerator;
 
 import com.google.gson.Gson;
 import com.volmit.iris.Iris;
+import com.volmit.iris.util.format.C;
 import com.volmit.iris.util.format.Form;
 import com.volmit.iris.util.io.IO;
+import com.volmit.iris.util.math.M;
 import com.volmit.iris.util.math.Position2;
+import com.volmit.iris.util.math.RollingSequence;
 import com.volmit.iris.util.math.Spiraler;
 import com.volmit.iris.util.scheduling.ChronoLatch;
 import com.volmit.iris.util.scheduling.J;
@@ -20,6 +23,7 @@ import org.bukkit.event.world.WorldUnloadEvent;
 import java.io.File;
 import java.io.IOException;
 import java.util.concurrent.atomic.AtomicInteger;
+import java.util.concurrent.atomic.AtomicLong;
 
 public class LazyPregenerator extends Thread implements Listener {
     private final LazyPregenJob job;
@@ -28,6 +32,11 @@ public class LazyPregenerator extends Thread implements Listener {
     private final World world;
     private final long rate;
     private final ChronoLatch latch;
+    private static AtomicInteger lazyGeneratedChunks;
+    private final AtomicInteger generatedLast;
+    private final AtomicInteger lazyTotalChunks;
+    private final AtomicLong startTime;
+    private final RollingSequence chunksPerSecond;
 
     public LazyPregenerator(LazyPregenJob job, File destination) {
         this.job = job;
@@ -36,7 +45,15 @@ public class LazyPregenerator extends Thread implements Listener {
         }).count();
         this.world = Bukkit.getWorld(job.getWorld());
         this.rate = Math.round((1D / (job.chunksPerMinute / 60D)) * 1000D);
-        this.latch = new ChronoLatch(60000);
+        this.latch = new ChronoLatch(6000);
+        startTime = new AtomicLong(M.ms());
+        chunksPerSecond = new RollingSequence(10);
+        lazyGeneratedChunks = new AtomicInteger(0);
+        generatedLast = new AtomicInteger(0);
+        lazyTotalChunks = new AtomicInteger();
+
+        int radius = job.getRadiusBlocks();
+        lazyTotalChunks.set((int) Math.ceil(Math.pow((2.0 * radius) / 16, 2)));
     }
 
     public LazyPregenerator(File file) throws IOException {
@@ -81,17 +98,26 @@ public class LazyPregenerator extends Thread implements Listener {
 
     public void tick() {
         if (latch.flip()) {
+            long eta = computeETA();
             save();
-            Iris.info("LazyGen: " + world.getName() + " RTT: " + Form.duration((Math.pow((job.radiusBlocks / 16D), 2) / job.chunksPerMinute) * 60 * 1000, 2));
+            int secondGenerated = lazyGeneratedChunks.get() - generatedLast.get();
+            generatedLast.set(lazyGeneratedChunks.get());
+            secondGenerated = secondGenerated / 6;
+            chunksPerSecond.put(secondGenerated);
+            Iris.info("LazyGen: " + C.IRIS + world.getName() + C.RESET + " RTT: " + Form.f(lazyGeneratedChunks.get()) + " of " + Form.f(lazyTotalChunks.get()) + " " + Form.f((int) chunksPerSecond.getAverage()) + "/s ETA: " + Form.duration((double) eta, 2));
+            //Iris.info("Debug: " + maxPosition);
+            //Iris.info("Debug1: " + job.getPosition());
+
+            // todo: Maxpos borked
         }
 
-        if (job.getPosition() >= maxPosition) {
+        if (lazyGeneratedChunks.get() >= lazyTotalChunks.get()) {
             if (job.isHealing()) {
                 int pos = (job.getHealingPosition() + 1) % maxPosition;
                 job.setHealingPosition(pos);
                 tickRegenerate(getChunk(pos));
             } else {
-                Iris.verbose("Completed Lazy Gen!");
+                Iris.info("Completed Lazy Gen!");
                 interrupt();
             }
         } else {
@@ -101,6 +127,15 @@ public class LazyPregenerator extends Thread implements Listener {
         }
     }
 
+    private long computeETA() {
+        return (long) (lazyTotalChunks.get() > 1024 ? // Generated chunks exceed 1/8th of total?
+                // If yes, use smooth function (which gets more accurate over time since its less sensitive to outliers)
+                ((lazyTotalChunks.get() - lazyGeneratedChunks.get()) * ((double) (M.ms() - startTime.get()) / (double) lazyGeneratedChunks.get())) :
+                // If no, use quick function (which is less accurate over time but responds better to the initial delay)
+                ((lazyTotalChunks.get() - lazyGeneratedChunks.get()) / chunksPerSecond.getAverage()) * 1000 //
+        );
+    }
+
     private void tickGenerate(Position2 chunk) {
         if (PaperLib.isPaper()) {
             PaperLib.getChunkAtAsync(world, chunk.getX(), chunk.getZ(), true).thenAccept((i) -> Iris.verbose("Generated Async " + chunk));
@@ -108,6 +143,7 @@ public class LazyPregenerator extends Thread implements Listener {
             J.s(() -> world.getChunkAt(chunk.getX(), chunk.getZ()));
             Iris.verbose("Generated " + chunk);
         }
+        lazyGeneratedChunks.addAndGet(1);
     }
 
     private void tickRegenerate(Position2 chunk) {

core/src/main/java/com/volmit/iris/core/tools/IrisPackBenchmarking.java

@@ -126,7 +126,7 @@ public class IrisPackBenchmarking {
         int x = 0;
         int z = 0;
         LazyPregenerator.LazyPregenJob pregenJob = LazyPregenerator.LazyPregenJob.builder()
-                .world("Benchmark")
+                //.world("Benchmark")
                 .healingPosition(0)
                 .healing(false)
                 .chunksPerMinute(3200)

core/src/main/java/com/volmit/iris/engine/safeguard/UtilsSFG.java

@@ -38,7 +38,7 @@ public class UtilsSFG {
    if (incompatiblePlugins.get("Dynmap")) {
     Iris.safeguard(C.RED + "Dynmap");
     Iris.safeguard(C.RED + "- The plugin Dynmap is not compatible with the server.");
-    Iris.safeguard(C.RED + "- If you want to have a map plugin like Dynmap, consider Bluemap or LiveAtlas.");
+    Iris.safeguard(C.RED + "- If you want to have a map plugin like Dynmap, consider Bluemap.");
    }
    if (incompatiblePlugins.get("TerraformGenerator") || incompatiblePlugins.get("Stratos")) {
     Iris.safeguard(C.YELLOW + "Terraform Generator / Stratos");