build.gradle.kts

@@ -2,7 +2,8 @@ import java.io.BufferedReader
 
 plugins {
     eclipse
-    kotlin("jvm") version "2.1.21"
+    kotlin("jvm") version "2.2.20"
+    id("io.papermc.paperweight.userdev") version "2.0.0-beta.18"
     id("com.diffplug.spotless") version "8.1.0"
     id("com.gradleup.shadow") version "8.3.9"
 }
@@ -32,12 +33,17 @@ repositories {
 }
 
 dependencies {
+    paperweight.paperDevBundle("1.19.4-R0.1-SNAPSHOT")
+
     compileOnly("io.papermc.paper:paper-api:1.19.4-R0.1-SNAPSHOT")
-    implementation("com.github.retrooper:packetevents-spigot:2.9.5")
+    implementation("com.github.retrooper:packetevents-spigot:2.11.1")
     implementation("org.jetbrains.kotlin:kotlin-stdlib-jdk8")
 }
 
+paperweight.reobfArtifactConfiguration = io.papermc.paperweight.userdev.ReobfArtifactConfiguration.REOBF_PRODUCTION
+
 tasks {
+    assemble { dependsOn(reobfJar) }
     build {
         dependsOn(spotlessApply)
         dependsOn(shadowJar)

src/main/kotlin/net/trueog/antipierayog/AntiPieRay.kt

@@ -113,13 +113,5 @@ class AntiPieRay : JavaPlugin() {
     override fun onDisable() {
         Bukkit.getScheduler().cancelTasks(this)
         PacketEvents.getAPI().terminate()
-
-        while (getActiveTasks() > 0) {
-            Thread.sleep(25)
-        }
-    }
-
-    fun getActiveTasks(): Int {
-        return Bukkit.getScheduler().activeWorkers.count { it.owner == this }
     }
 }

src/main/kotlin/net/trueog/antipierayog/BlockEntityHider.kt

@@ -5,10 +5,14 @@ import java.util.concurrent.ConcurrentHashMap
 import kotlin.math.abs
 import kotlin.math.ceil
 import kotlin.math.min
+import net.minecraft.core.BlockPos
+import net.minecraft.server.level.ServerLevel
 import org.bukkit.Bukkit
 import org.bukkit.Location
 import org.bukkit.Material
 import org.bukkit.World
+import org.bukkit.block.Block
+import org.bukkit.craftbukkit.v1_19_R3.CraftWorld
 import org.bukkit.entity.Player
 import org.bukkit.util.BlockIterator
 import org.bukkit.util.Vector
@@ -85,6 +89,15 @@ class BlockEntityHider {
                 Vector(-0.49, -0.49, -0.49),
             )
 
+        val Block.typeFast: Material
+            get() {
+                val craftWorld = (world as CraftWorld).handle
+                val serverChunkCache = (craftWorld as ServerLevel).getChunkSource()
+                val chunk = serverChunkCache.getChunkAtIfLoadedMainThread(this.x shr 4, this.z shr 4)
+                val blockState = chunk.getBlockState(BlockPos(this.x, this.y, this.z))
+                return blockState.bukkitMaterial
+            }
+
         fun canSee(eye: Location, loc: Location): Set<BlockPosition>? {
             // Get the center
             val blockCenterLoc = loc.clone().add(0.5, 0.5, 0.5)
@@ -125,7 +138,7 @@ class BlockEntityHider {
                         if (hitBlock == loc.block) {
                             break
                         }
-                        val hitBlockType = hitBlock.type
+                        val hitBlockType = hitBlock.typeFast
                         if (!isAir(hitBlockType) && !isLiquid(hitBlockType) && !isTransparent(hitBlockType)) {
                             if (eyeOffset == Vector(0, 0, 0)) {
                                 blockingBlocks += hitBlock.location.toBlockPosition()