Purpur/patches/server/0003-Fix-pufferfish-issues.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: BillyGalbreath <blake.galbreath@gmail.com>
Date: Sun, 12 Jun 2022 09:18:57 -0500
Subject: [PATCH] Fix pufferfish issues


diff --git a/build.gradle.kts b/build.gradle.kts
index 7e82d2c6a6085a5ea335ba9ef2a5ec3f5a37e787..32366253c04c493135f2b22d1940f83669104723 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -234,5 +234,7 @@ val runtimeClasspathForRunDev = sourceSets.main.flatMap { src ->
 }
 tasks.registerRunTask("runDev") {
     description = "Spin up a non-relocated Mojang-mapped test server"
-    classpath(sourceSets.main.map { it.runtimeClasspath })
+    classpath(tasks.filterProjectDir.flatMap { it.outputJar })
+    classpath(runtimeClasspathForRunDev)
+    jvmArgs("-DPaper.isRunDev=true")
 }
diff --git a/src/main/java/gg/pufferfish/pufferfish/PufferfishConfig.java b/src/main/java/gg/pufferfish/pufferfish/PufferfishConfig.java
index f6a3364175476c57a7763a087ff55e1689474800..5e01bfdad663656168604fc878a993dd910bf45b 100644
--- a/src/main/java/gg/pufferfish/pufferfish/PufferfishConfig.java
+++ b/src/main/java/gg/pufferfish/pufferfish/PufferfishConfig.java
@@ -232,7 +232,7 @@ public class PufferfishConfig {
     public static int activationDistanceMod;
 
     private static void dynamicActivationOfBrains() throws IOException {
-        dearEnabled = getBoolean("dab.enabled", "activation-range.enabled", true);
+        dearEnabled = getBoolean("dab.enabled", "activation-range.enabled", false); // Purpur
         startDistance = getInt("dab.start-distance", "activation-range.start-distance", 12,
                 "This value determines how far away an entity has to be",
                 "from the player to start being effected by DEAR.");
@@ -276,7 +276,7 @@ public class PufferfishConfig {
     
     public static boolean throttleInactiveGoalSelectorTick;
 	private static void inactiveGoalSelectorThrottle() {
-		throttleInactiveGoalSelectorTick = getBoolean("inactive-goal-selector-throttle", "inactive-goal-selector-disable", true,
+		throttleInactiveGoalSelectorTick = getBoolean("inactive-goal-selector-throttle", "inactive-goal-selector-disable", false, // Purpur
 				"Throttles the AI goal selector in entity inactive ticks.",
 				"This can improve performance by a few percent, but has minor gameplay implications.");
 	}
diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
index 531c9ef0d6504fc1632b83bd93b9cf76e91377e8..09594f96cf79aa38142a859bef2e3b6b8d00f7db 100644
--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
@@ -924,7 +924,7 @@ public class ServerLevel extends Level implements WorldGenLevel {
                             final String msg = String.format("Entity threw exception at %s:%s,%s,%s", entity.level().getWorld().getName(), entity.getX(), entity.getY(), entity.getZ());
                             MinecraftServer.LOGGER.error(msg, throwable);
                             getCraftServer().getPluginManager().callEvent(new com.destroystokyo.paper.event.server.ServerExceptionEvent(new com.destroystokyo.paper.exception.ServerInternalException(msg, throwable)));
-                            entity.discard();
+                            entity.discard(org.bukkit.event.entity.EntityRemoveEvent.Cause.DISCARD); // Purpur
                             // Paper end
                         }
                         // Pufferfish end
@@ -992,7 +992,7 @@ public class ServerLevel extends Level implements WorldGenLevel {
     }
     // Paper start - optimise random block ticking
     private final BlockPos.MutableBlockPos chunkTickMutablePosition = new BlockPos.MutableBlockPos();
-    // private final io.papermc.paper.util.math.ThreadUnsafeRandom randomTickRandom = new io.papermc.paper.util.math.ThreadUnsafeRandom(); // Pufferfish - moved to super
+    private final io.papermc.paper.util.math.ThreadUnsafeRandom randomTickRandom = new io.papermc.paper.util.math.ThreadUnsafeRandom(this.random.nextLong()); public net.minecraft.util.RandomSource getThreadUnsafeRandom() { return this.randomTickRandom; } // Pufferfish - moved to super // Purpur - dont break ABI
     // Paper end
 
     private int currentIceAndSnowTick = 0; protected void resetIceAndSnowTick() { this.currentIceAndSnowTick = this.randomTickRandom.nextInt(16); } // Pufferfish
diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index 098c410f0285948d7ac48835c352f9c97742c5c7..3773b05d0e2875db8817835e623272292855925f 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -825,7 +825,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, S
     public void tick() {
         // Pufferfish start - entity TTL
         if (type != EntityType.PLAYER && type.ttl >= 0 && this.tickCount >= type.ttl) {
-            discard();
+            discard(org.bukkit.event.entity.EntityRemoveEvent.Cause.DISCARD); // Purpur
             return;
         }
         // Pufferfish end - entity TTL
diff --git a/src/main/java/net/minecraft/world/entity/projectile/Projectile.java b/src/main/java/net/minecraft/world/entity/projectile/Projectile.java
index 837f68825f601971f374be47952b23108bf66ba6..2a8a8030feefae84e394460612405887e63f2ac7 100644
--- a/src/main/java/net/minecraft/world/entity/projectile/Projectile.java
+++ b/src/main/java/net/minecraft/world/entity/projectile/Projectile.java
@@ -64,7 +64,7 @@ public abstract class Projectile extends Entity implements TraceableEntity {
             if (!isLoaded) {
                 if (Projectile.loadedThisTick > gg.pufferfish.pufferfish.PufferfishConfig.maxProjectileLoadsPerTick) {
                     if (++this.loadedLifetime > gg.pufferfish.pufferfish.PufferfishConfig.maxProjectileLoadsPerProjectile) {
-                        this.discard();
+                        this.discard(org.bukkit.event.entity.EntityRemoveEvent.Cause.DISCARD); // Purpur
                     }
                     return;
                 }
diff --git a/src/main/java/net/minecraft/world/level/Level.java b/src/main/java/net/minecraft/world/level/Level.java
index 506100b02e7e9a3eabfde6b1f93858c4cc048524..27447e4acb7db91b7595a7c25b682a4a4ce8c151 100644
--- a/src/main/java/net/minecraft/world/level/Level.java
+++ b/src/main/java/net/minecraft/world/level/Level.java
@@ -207,7 +207,7 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
 
     public abstract ResourceKey<LevelStem> getTypeKey();
 
-    protected final io.papermc.paper.util.math.ThreadUnsafeRandom randomTickRandom = new io.papermc.paper.util.math.ThreadUnsafeRandom(java.util.concurrent.ThreadLocalRandom.current().nextLong()); public net.minecraft.util.RandomSource getThreadUnsafeRandom() { return this.randomTickRandom; } // Pufferfish - move thread unsafe random initialization // Pufferfish - getter
+    //protected final io.papermc.paper.util.math.ThreadUnsafeRandom randomTickRandom = new io.papermc.paper.util.math.ThreadUnsafeRandom(java.util.concurrent.ThreadLocalRandom.current().nextLong()); public net.minecraft.util.RandomSource getThreadUnsafeRandom() { return this.randomTickRandom; } // Pufferfish - move thread unsafe random initialization // Pufferfish - getter // Purpur - dont break ABI
 
     protected Level(WritableLevelData worlddatamutable, ResourceKey<Level> resourcekey, RegistryAccess iregistrycustom, Holder<DimensionType> holder, Supplier<ProfilerFiller> supplier, boolean flag, boolean flag1, long i, int j, org.bukkit.generator.ChunkGenerator gen, org.bukkit.generator.BiomeProvider biomeProvider, org.bukkit.World.Environment env, java.util.function.Function<org.spigotmc.SpigotWorldConfig, io.papermc.paper.configuration.WorldConfiguration> paperWorldConfigCreator, java.util.concurrent.Executor executor) { // Paper - create paper world config; Async-Anti-Xray: Pass executor
         this.spigotConfig = new org.spigotmc.SpigotWorldConfig(((net.minecraft.world.level.storage.PrimaryLevelData) worlddatamutable).getLevelName()); // Spigot
diff --git a/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java b/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
index 922191159fadf8e89646d7299aadee4aa851f71a..5fab6909bd2ee303f49b7e667617bcae608e82d7 100644
--- a/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
+++ b/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
@@ -122,7 +122,7 @@ public class LevelChunk extends ChunkAccess {
         this.blockTicks = blockTickScheduler;
         this.fluidTicks = fluidTickScheduler;
 
-        this.lightningTick = this.level.getThreadUnsafeRandom().nextInt(100000) << 1; // Pufferfish - initialize lightning tick
+        this.lightningTick = java.util.concurrent.ThreadLocalRandom.current().nextInt(100000) << 1; // Pufferfish - initialize lightning tick // Purpur - any random will do
     }
 
     // CraftBukkit start