Added some optimizations from Gale

patches/api/0002-Threaded-region-start-tick-and-finished-tick-event.patch

@@ -0,0 +1,101 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: MrHua269 <novau233@163.com>
+Date: Fri, 9 Feb 2024 03:32:05 +0000
+Subject: [PATCH] Threaded region start tick and finished tick event
+
+
+diff --git a/src/main/java/me/earthme/luminol/api/events/TickRegionFinishedTickEvent.java b/src/main/java/me/earthme/luminol/api/events/TickRegionFinishedTickEvent.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..29b98728d3ca4a439c6b3333cd123c0e0b8a2846
+--- /dev/null
++++ b/src/main/java/me/earthme/luminol/api/events/TickRegionFinishedTickEvent.java
+@@ -0,0 +1,42 @@
++package me.earthme.luminol.api.events;
++
++import org.bukkit.event.Event;
++import org.bukkit.event.HandlerList;
++import org.jetbrains.annotations.NotNull;
++
++/**
++ * Called when a region finished its tick task.
++ */
++public class TickRegionFinishedTickEvent extends Event {
++    private static final HandlerList handlers = new HandlerList();
++
++    private final long currTime;
++    private final long regionId;
++
++    public TickRegionFinishedTickEvent(long currTime, long regionId) {
++        this.currTime = currTime;
++        this.regionId = regionId;
++    }
++
++    /**
++     * Get the time of tick end
++     * @return The time of tick end in nanoseconds
++     */
++    public long getFinishedTime() {
++        return this.currTime;
++    }
++
++    /**
++     * Get the id of current region
++     * Notice: The id of global region is -1 in this event
++     * @return The id of current region
++     */
++    public long getRegionId() {
++        return this.regionId;
++    }
++
++    @Override
++    public @NotNull HandlerList getHandlers() {
++        return handlers;
++    }
++}
+diff --git a/src/main/java/me/earthme/luminol/api/events/TickRegionStartTickEvent.java b/src/main/java/me/earthme/luminol/api/events/TickRegionStartTickEvent.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..1f3cba43ebd873965c24b96ca116abfb149ab4e6
+--- /dev/null
++++ b/src/main/java/me/earthme/luminol/api/events/TickRegionStartTickEvent.java
+@@ -0,0 +1,41 @@
++package me.earthme.luminol.api.events;
++
++import org.bukkit.event.Event;
++import org.bukkit.event.HandlerList;
++import org.jetbrains.annotations.NotNull;
++
++/**
++ * Called when a tick was started.
++ */
++public class TickRegionStartTickEvent extends Event {
++    private static final HandlerList handlers = new HandlerList();
++    private final long currTime;
++    private final long regionId;
++
++    public TickRegionStartTickEvent(long currTime, long regionId) {
++        this.currTime = currTime;
++        this.regionId = regionId;
++    }
++
++    /**
++     * Get the id of current region
++     * Notice: The id of global region is -1 in this event
++     * @return The id of current region
++     */
++    public long getRegionId() {
++        return this.regionId;
++    }
++
++    /**
++     * Get the time of tick start
++     * @return The time of tick start in nanoseconds
++     */
++    public long getStartTime(){
++        return this.currTime;
++    }
++
++    @Override
++    public @NotNull HandlerList getHandlers() {
++        return handlers;
++    }
++}

patches/server/0044-Gale-Optimize-world-generation-chunk-and-block-acces.patch

@@ -0,0 +1,192 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: MrHua269 <novau233@163.com>
+Date: Fri, 9 Feb 2024 23:43:16 +0000
+Subject: [PATCH] Gale Optimize world generation chunk and block access
+
+
+diff --git a/src/main/java/me/jellysquid/mods/lithium/common/util/Pos.java b/src/main/java/me/jellysquid/mods/lithium/common/util/Pos.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..f2f10b651e4fbecdd1ea1bc28ebf40d685a67cee
+--- /dev/null
++++ b/src/main/java/me/jellysquid/mods/lithium/common/util/Pos.java
+@@ -0,0 +1,95 @@
++// Gale - Lithium - position utility
++
++package me.jellysquid.mods.lithium.common.util;
++
++import net.minecraft.core.SectionPos;
++import net.minecraft.world.level.LevelHeightAccessor;
++
++public class Pos {
++
++    public static class BlockCoord {
++        public static int getYSize(LevelHeightAccessor view) {
++            return view.getHeight();
++        }
++        public static int getMinY(LevelHeightAccessor view) {
++            return view.getMinBuildHeight();
++        }
++        public static int getMaxYInclusive(LevelHeightAccessor view) {
++            return view.getMaxBuildHeight() - 1;
++        }
++        public static int getMaxYExclusive(LevelHeightAccessor view) {
++            return view.getMaxBuildHeight();
++        }
++
++        public static int getMaxInSectionCoord(int sectionCoord) {
++            return 15 + getMinInSectionCoord(sectionCoord);
++        }
++
++        public static int getMaxYInSectionIndex(LevelHeightAccessor view, int sectionIndex){
++            return getMaxInSectionCoord(SectionYCoord.fromSectionIndex(view, sectionIndex));
++        }
++
++        public static int getMinInSectionCoord(int sectionCoord) {
++            return SectionPos.sectionToBlockCoord(sectionCoord);
++        }
++
++        public static int getMinYInSectionIndex(LevelHeightAccessor view, int sectionIndex) {
++            return getMinInSectionCoord(SectionYCoord.fromSectionIndex(view, sectionIndex));
++        }
++    }
++
++    public static class ChunkCoord {
++        public static int fromBlockCoord(int blockCoord) {
++            return SectionPos.blockToSectionCoord(blockCoord);
++        }
++
++        public static int fromBlockSize(int i) {
++            return i >> 4; //same method as fromBlockCoord, just be clear about coord/size semantic difference
++        }
++    }
++
++    public static class SectionYCoord {
++        public static int getNumYSections(LevelHeightAccessor view) {
++            return view.getSectionsCount();
++        }
++        public static int getMinYSection(LevelHeightAccessor view) {
++            return view.getMinSection();
++        }
++        public static int getMaxYSectionInclusive(LevelHeightAccessor view) {
++            return view.getMaxSection() - 1;
++        }
++        public static int getMaxYSectionExclusive(LevelHeightAccessor view) {
++            return view.getMaxSection();
++        }
++
++        public static int fromSectionIndex(LevelHeightAccessor view, int sectionCoord) {
++            return sectionCoord + SectionYCoord.getMinYSection(view);
++        }
++        public static int fromBlockCoord(int blockCoord) {
++            return SectionPos.blockToSectionCoord(blockCoord);
++        }
++    }
++
++    public static class SectionYIndex {
++        public static int getNumYSections(LevelHeightAccessor view) {
++            return view.getSectionsCount();
++        }
++        public static int getMinYSectionIndex(LevelHeightAccessor view) {
++            return 0;
++        }
++        public static int getMaxYSectionIndexInclusive(LevelHeightAccessor view) {
++            return view.getSectionsCount() - 1;
++        }
++        public static int getMaxYSectionIndexExclusive(LevelHeightAccessor view) {
++            return view.getSectionsCount();
++        }
++
++        public static int fromSectionCoord(LevelHeightAccessor view, int sectionCoord) {
++            return sectionCoord - SectionYCoord.getMinYSection(view);
++        }
++        public static int fromBlockCoord(LevelHeightAccessor view, int blockCoord) {
++            return fromSectionCoord(view, SectionPos.blockToSectionCoord(blockCoord));
++        }
++    }
++
++}
+diff --git a/src/main/java/net/minecraft/server/level/WorldGenRegion.java b/src/main/java/net/minecraft/server/level/WorldGenRegion.java
+index 33c1ef45ed620f8424c2c83dd30b674892ddffe3..60db67956d8455d02c7b315cbdcb952206d776db 100644
+--- a/src/main/java/net/minecraft/server/level/WorldGenRegion.java
++++ b/src/main/java/net/minecraft/server/level/WorldGenRegion.java
+@@ -8,6 +8,7 @@ import java.util.concurrent.atomic.AtomicLong;
+ import java.util.function.Predicate;
+ import java.util.function.Supplier;
+ import javax.annotation.Nullable;
++
+ import net.minecraft.Util;
+ import net.minecraft.core.BlockPos;
+ import net.minecraft.core.Direction;
+@@ -83,6 +84,10 @@ public class WorldGenRegion implements WorldGenLevel {
+     private Supplier<String> currentlyGenerating;
+     private final AtomicLong subTickCount = new AtomicLong();
+     private static final ResourceLocation WORLDGEN_REGION_RANDOM = new ResourceLocation("worldgen_region_random");
++    // Gale start - Lithium - optimize world generation chunk and block access
++    private ChunkAccess[] chunksArr;
++    private int minChunkX, minChunkZ;
++    // Gale end - Lithium - optimize world generation chunk and block access
+ 
+     // Folia start - region threading
+     @Override
+@@ -112,6 +117,11 @@ public class WorldGenRegion implements WorldGenLevel {
+             this.lastPos = ((ChunkAccess) chunks.get(chunks.size() - 1)).getPos();
+             this.structureManager = world.structureManager().forWorldGenRegion(this);
+         }
++        // Gale start - Lithium - optimize world generation chunk and block access
++        this.minChunkX = this.firstPos.x;
++        this.minChunkZ = this.firstPos.z;
++        this.chunksArr = chunks.toArray(new ChunkAccess[0]);
++        // Gale end - Lithium - optimize world generation chunk and block access
+     }
+ 
+     // Paper start - starlight
+@@ -150,9 +160,29 @@ public class WorldGenRegion implements WorldGenLevel {
+ 
+     @Override
+     public ChunkAccess getChunk(int chunkX, int chunkZ) {
+-        return this.getChunk(chunkX, chunkZ, ChunkStatus.EMPTY);
++        // Gale start - Lithium - optimize world generation chunk and block access - use the chunk array for faster access
++        int x = chunkX - this.minChunkX;
++        int z = chunkZ - this.minChunkZ;
++        int w = this.size;
++
++        if (x >= 0 && z >= 0 && x < w && z < w) {
++            return this.chunksArr[x + z * w];
++        } else {
++            throw new NullPointerException("No chunk exists at " + new ChunkPos(chunkX, chunkZ));
++        }
++        // Gale end - Lithium - optimize world generation chunk and block access - use the chunk array for faster access
+     }
+ 
++    // Gale start - Lithium - optimize world generation chunk and block access
++    /**
++     * Use our chunk fetch function
++     */
++    public ChunkAccess getChunk(BlockPos pos) {
++        // Skip checking chunk.getStatus().isAtLeast(ChunkStatus.EMPTY) here, because it is always true
++        return this.getChunk(SectionPos.blockToSectionCoord(pos.getX()), SectionPos.blockToSectionCoord(pos.getZ()));
++    }
++    // Gale end - Lithium - optimize world generation chunk and block access
++
+     @Nullable
+     @Override
+     public ChunkAccess getChunk(int chunkX, int chunkZ, ChunkStatus leastStatus, boolean create) {
+@@ -210,7 +240,17 @@ public class WorldGenRegion implements WorldGenLevel {
+ 
+     @Override
+     public BlockState getBlockState(BlockPos pos) {
+-        return this.getChunk(SectionPos.blockToSectionCoord(pos.getX()), SectionPos.blockToSectionCoord(pos.getZ())).getBlockState(pos);
++        // Gale start - Lithium - optimize world generation chunk and block access - avoid pointer de-referencing, make method easier to inline
++        int x = SectionPos.blockToSectionCoord(pos.getX()) - this.minChunkX;
++        int z = SectionPos.blockToSectionCoord(pos.getZ()) - this.minChunkZ;
++        int w = this.size;
++
++        if (x >= 0 && z >= 0 && x < w && z < w) {
++            return this.chunksArr[x + z * w].getBlockState(pos);
++        } else {
++            throw new NullPointerException("No chunk exists at " + new ChunkPos(pos));
++        }
++        // Gale end - Lithium - optimize world generation chunk and block access - avoid pointer de-referencing, make method easier to inline
+     }
+ 
+     @Override

patches/server/0045-Gale-Optimize-noise-generation.patch

@@ -0,0 +1,239 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: MrHua269 <novau233@163.com>
+Date: Fri, 9 Feb 2024 23:44:23 +0000
+Subject: [PATCH] Gale Optimize noise generation
+
+
+diff --git a/src/main/java/net/minecraft/world/level/levelgen/synth/ImprovedNoise.java b/src/main/java/net/minecraft/world/level/levelgen/synth/ImprovedNoise.java
+index fb84d703b4461343d50510d7c9be32fc1f09ed22..93a11c95f96f975fafe03e77a2caace57675d130 100644
+--- a/src/main/java/net/minecraft/world/level/levelgen/synth/ImprovedNoise.java
++++ b/src/main/java/net/minecraft/world/level/levelgen/synth/ImprovedNoise.java
+@@ -11,6 +11,27 @@ public final class ImprovedNoise {
+     public final double yo;
+     public final double zo;
+ 
++    // Gale start - C2ME - optimize noise generation
++    private static final double[] FLAT_SIMPLEX_GRAD = new double[]{
++        1, 1, 0, 0,
++        -1, 1, 0, 0,
++        1, -1, 0, 0,
++        -1, -1, 0, 0,
++        1, 0, 1, 0,
++        -1, 0, 1, 0,
++        1, 0, -1, 0,
++        -1, 0, -1, 0,
++        0, 1, 1, 0,
++        0, -1, 1, 0,
++        0, 1, -1, 0,
++        0, -1, -1, 0,
++        1, 1, 0, 0,
++        0, -1, 1, 0,
++        -1, 1, 0, 0,
++        0, -1, -1, 0,
++    };
++    // Gale end - C2ME - optimize noise generation
++
+     public ImprovedNoise(RandomSource random) {
+         this.xo = random.nextDouble() * 256.0D;
+         this.yo = random.nextDouble() * 256.0D;
+@@ -40,12 +61,14 @@ public final class ImprovedNoise {
+         double d = x + this.xo;
+         double e = y + this.yo;
+         double f = z + this.zo;
+-        int i = Mth.floor(d);
+-        int j = Mth.floor(e);
+-        int k = Mth.floor(f);
+-        double g = d - (double)i;
+-        double h = e - (double)j;
+-        double l = f - (double)k;
++        // Gale start - C2ME - optimize noise generation - optimize: remove frequent type conversions
++        double i = Math.floor(d);
++        double j = Math.floor(e);
++        double k = Math.floor(f);
++        double g = d - i;
++        double h = e - j;
++        double l = f - k;
++        // Gale end - C2ME - optimize noise generation - optimize: remove frequent type conversions
+         double o;
+         if (yScale != 0.0D) {
+             double m;
+@@ -55,25 +78,27 @@ public final class ImprovedNoise {
+                 m = h;
+             }
+ 
+-            o = (double)Mth.floor(m / yScale + (double)1.0E-7F) * yScale;
++            o = Math.floor(m / yScale + (double)1.0E-7F) * yScale; // Gale - C2ME - optimize noise generation - optimize: remove frequent type conversions
+         } else {
+             o = 0.0D;
+         }
+ 
+-        return this.sampleAndLerp(i, j, k, g, h - o, l, h);
++        return this.sampleAndLerp((int) i, (int) j, (int) k, g, h - o, l, h); // Gale - C2ME - optimize noise generation - optimize: remove frequent type conversions
+     }
+ 
+     public double noiseWithDerivative(double x, double y, double z, double[] ds) {
+         double d = x + this.xo;
+         double e = y + this.yo;
+         double f = z + this.zo;
+-        int i = Mth.floor(d);
+-        int j = Mth.floor(e);
+-        int k = Mth.floor(f);
+-        double g = d - (double)i;
+-        double h = e - (double)j;
+-        double l = f - (double)k;
+-        return this.sampleWithDerivative(i, j, k, g, h, l, ds);
++        // Gale start - C2ME - optimize noise generation - optimize: remove frequent type conversions
++        double i = Math.floor(d);
++        double j = Math.floor(e);
++        double k = Math.floor(f);
++        double g = d - i;
++        double h = e - j;
++        double l = f - k;
++        return this.sampleWithDerivative((int) i, (int) j, (int) k, g, h, l, ds);
++        // Gale end - C2ME - optimize noise generation - optimize: remove frequent type conversions
+     }
+ 
+     private static double gradDot(int hash, double x, double y, double z) {
+@@ -85,24 +110,69 @@ public final class ImprovedNoise {
+     }
+ 
+     private double sampleAndLerp(int sectionX, int sectionY, int sectionZ, double localX, double localY, double localZ, double fadeLocalY) {
+-        int i = this.p(sectionX);
+-        int j = this.p(sectionX + 1);
+-        int k = this.p(i + sectionY);
+-        int l = this.p(i + sectionY + 1);
+-        int m = this.p(j + sectionY);
+-        int n = this.p(j + sectionY + 1);
+-        double d = gradDot(this.p(k + sectionZ), localX, localY, localZ);
+-        double e = gradDot(this.p(m + sectionZ), localX - 1.0D, localY, localZ);
+-        double f = gradDot(this.p(l + sectionZ), localX, localY - 1.0D, localZ);
+-        double g = gradDot(this.p(n + sectionZ), localX - 1.0D, localY - 1.0D, localZ);
+-        double h = gradDot(this.p(k + sectionZ + 1), localX, localY, localZ - 1.0D);
+-        double o = gradDot(this.p(m + sectionZ + 1), localX - 1.0D, localY, localZ - 1.0D);
+-        double p = gradDot(this.p(l + sectionZ + 1), localX, localY - 1.0D, localZ - 1.0D);
+-        double q = gradDot(this.p(n + sectionZ + 1), localX - 1.0D, localY - 1.0D, localZ - 1.0D);
+-        double r = Mth.smoothstep(localX);
+-        double s = Mth.smoothstep(fadeLocalY);
+-        double t = Mth.smoothstep(localZ);
+-        return Mth.lerp3(r, s, t, d, e, f, g, h, o, p, q);
++        // Gale start - C2ME - optimize noise generation - inline math & small optimization: remove frequent type conversions and redundant ops
++        final int var0 = sectionX & 0xFF;
++        final int var1 = (sectionX + 1) & 0xFF;
++        final int var2 = this.p[var0] & 0xFF;
++        final int var3 = this.p[var1] & 0xFF;
++        final int var4 = (var2 + sectionY) & 0xFF;
++        final int var5 = (var3 + sectionY) & 0xFF;
++        final int var6 = (var2 + sectionY + 1) & 0xFF;
++        final int var7 = (var3 + sectionY + 1) & 0xFF;
++        final int var8 = this.p[var4] & 0xFF;
++        final int var9 = this.p[var5] & 0xFF;
++        final int var10 = this.p[var6] & 0xFF;
++        final int var11 = this.p[var7] & 0xFF;
++
++        final int var12 = (var8 + sectionZ) & 0xFF;
++        final int var13 = (var9 + sectionZ) & 0xFF;
++        final int var14 = (var10 + sectionZ) & 0xFF;
++        final int var15 = (var11 + sectionZ) & 0xFF;
++        final int var16 = (var8 + sectionZ + 1) & 0xFF;
++        final int var17 = (var9 + sectionZ + 1) & 0xFF;
++        final int var18 = (var10 + sectionZ + 1) & 0xFF;
++        final int var19 = (var11 + sectionZ + 1) & 0xFF;
++        final int var20 = (this.p[var12] & 15) << 2;
++        final int var21 = (this.p[var13] & 15) << 2;
++        final int var22 = (this.p[var14] & 15) << 2;
++        final int var23 = (this.p[var15] & 15) << 2;
++        final int var24 = (this.p[var16] & 15) << 2;
++        final int var25 = (this.p[var17] & 15) << 2;
++        final int var26 = (this.p[var18] & 15) << 2;
++        final int var27 = (this.p[var19] & 15) << 2;
++        final double var60 = localX - 1.0;
++        final double var61 = localY - 1.0;
++        final double var62 = localZ - 1.0;
++        final double var87 = FLAT_SIMPLEX_GRAD[(var20) | 0] * localX + FLAT_SIMPLEX_GRAD[(var20) | 1] * localY + FLAT_SIMPLEX_GRAD[(var20) | 2] * localZ;
++        final double var88 = FLAT_SIMPLEX_GRAD[(var21) | 0] * var60 + FLAT_SIMPLEX_GRAD[(var21) | 1] * localY + FLAT_SIMPLEX_GRAD[(var21) | 2] * localZ;
++        final double var89 = FLAT_SIMPLEX_GRAD[(var22) | 0] * localX + FLAT_SIMPLEX_GRAD[(var22) | 1] * var61 + FLAT_SIMPLEX_GRAD[(var22) | 2] * localZ;
++        final double var90 = FLAT_SIMPLEX_GRAD[(var23) | 0] * var60 + FLAT_SIMPLEX_GRAD[(var23) | 1] * var61 + FLAT_SIMPLEX_GRAD[(var23) | 2] * localZ;
++        final double var91 = FLAT_SIMPLEX_GRAD[(var24) | 0] * localX + FLAT_SIMPLEX_GRAD[(var24) | 1] * localY + FLAT_SIMPLEX_GRAD[(var24) | 2] * var62;
++        final double var92 = FLAT_SIMPLEX_GRAD[(var25) | 0] * var60 + FLAT_SIMPLEX_GRAD[(var25) | 1] * localY + FLAT_SIMPLEX_GRAD[(var25) | 2] * var62;
++        final double var93 = FLAT_SIMPLEX_GRAD[(var26) | 0] * localX + FLAT_SIMPLEX_GRAD[(var26) | 1] * var61 + FLAT_SIMPLEX_GRAD[(var26) | 2] * var62;
++        final double var94 = FLAT_SIMPLEX_GRAD[(var27) | 0] * var60 + FLAT_SIMPLEX_GRAD[(var27) | 1] * var61 + FLAT_SIMPLEX_GRAD[(var27) | 2] * var62;
++
++        final double var95 = localX * 6.0 - 15.0;
++        final double var96 = fadeLocalY * 6.0 - 15.0;
++        final double var97 = localZ * 6.0 - 15.0;
++        final double var98 = localX * var95 + 10.0;
++        final double var99 = fadeLocalY * var96 + 10.0;
++        final double var100 = localZ * var97 + 10.0;
++        final double var101 = localX * localX * localX * var98;
++        final double var102 = fadeLocalY * fadeLocalY * fadeLocalY * var99;
++        final double var103 = localZ * localZ * localZ * var100;
++
++        final double var113 = var87 + var101 * (var88 - var87);
++        final double var114 = var93 + var101 * (var94 - var93);
++        final double var115 = var91 + var101 * (var92 - var91);
++        final double var116 = var89 + var101 * (var90 - var89);
++        final double var117 = var114 - var115;
++        final double var118 = var102 * (var116 - var113);
++        final double var119 = var102 * var117;
++        final double var120 = var113 + var118;
++        final double var121 = var115 + var119;
++        return var120 + (var103 * (var121 - var120));
++        // Gale end - C2ME - optimize noise generation - inline math & small optimization: remove frequent type conversions and redundant ops
+     }
+ 
+     private double sampleWithDerivative(int sectionX, int sectionY, int sectionZ, double localX, double localY, double localZ, double[] ds) {
+diff --git a/src/main/java/net/minecraft/world/level/levelgen/synth/PerlinNoise.java b/src/main/java/net/minecraft/world/level/levelgen/synth/PerlinNoise.java
+index 97ef7288ea935f3d17c5b7a9eba642143c786c2b..6d084145f8529fa8b0439123f9a9812940cc62da 100644
+--- a/src/main/java/net/minecraft/world/level/levelgen/synth/PerlinNoise.java
++++ b/src/main/java/net/minecraft/world/level/levelgen/synth/PerlinNoise.java
+@@ -26,6 +26,10 @@ public class PerlinNoise {
+     private final double lowestFreqValueFactor;
+     private final double lowestFreqInputFactor;
+     private final double maxValue;
++    // Gale start - C2ME - optimize noise generation
++    private final int octaveSamplersCount;
++    private final double [] amplitudesArray;
++    // Gale end - C2ME - optimize noise generation
+ 
+     /** @deprecated */
+     @Deprecated
+@@ -131,6 +135,10 @@ public class PerlinNoise {
+         this.lowestFreqInputFactor = Math.pow(2.0D, (double)(-j));
+         this.lowestFreqValueFactor = Math.pow(2.0D, (double)(i - 1)) / (Math.pow(2.0D, (double)i) - 1.0D);
+         this.maxValue = this.edgeValue(2.0D);
++        // Gale start - C2ME - optimize noise generation
++        this.octaveSamplersCount = this.noiseLevels.length;
++        this.amplitudesArray = this.amplitudes.toDoubleArray();
++        // Gale end - C2ME - optimize noise generation
+     }
+ 
+     protected double maxValue() {
+@@ -142,7 +150,27 @@ public class PerlinNoise {
+     }
+ 
+     public double getValue(double x, double y, double z) {
+-        return this.getValue(x, y, z, 0.0D, 0.0D, false);
++        // Gale start - C2ME - optimize noise generation - optimize for common cases
++        double d = 0.0;
++        double e = this.lowestFreqInputFactor;
++        double f = this.lowestFreqValueFactor;
++
++        for(int i = 0; i < this.octaveSamplersCount; ++i) {
++            ImprovedNoise perlinNoiseSampler = this.noiseLevels[i];
++            if (perlinNoiseSampler != null) {
++                @SuppressWarnings("deprecation")
++                double g = perlinNoiseSampler.noise(
++                        wrap(x * e), wrap(y * e), wrap(z * e), 0.0, 0.0
++                );
++                d += this.amplitudesArray[i] * g * f;
++            }
++
++            e *= 2.0;
++            f /= 2.0;
++        }
++
++        return d;
++        // Gale end - C2ME - optimize noise generation - optimize for common cases
+     }
+ 
+     /** @deprecated */

patches/server/0053-Threaded-region-start-tick-and-finished-tick-event.patch

@@ -0,0 +1,27 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: MrHua269 <novau233@163.com>
+Date: Fri, 9 Feb 2024 03:32:05 +0000
+Subject: [PATCH] Threaded region start tick and finished tick event
+
+
+diff --git a/src/main/java/io/papermc/paper/threadedregions/TickRegionScheduler.java b/src/main/java/io/papermc/paper/threadedregions/TickRegionScheduler.java
+index 865044d40a95d201765435cbc14b0384980eebf6..ab5f832aafc479eca1c5da012e180d6374e32325 100644
+--- a/src/main/java/io/papermc/paper/threadedregions/TickRegionScheduler.java
++++ b/src/main/java/io/papermc/paper/threadedregions/TickRegionScheduler.java
+@@ -389,7 +389,7 @@ public final class TickRegionScheduler {
+ 
+             final long scheduledStart = this.getScheduledStart();
+             final long scheduledEnd = scheduledStart + TIME_BETWEEN_TICKS;
+-
++            new me.earthme.luminol.api.events.TickRegionStartTickEvent(this.region == null ? -1 : this.region.region.id,System.nanoTime()); //Luminol - Threaded regions API
+             synchronized (this) {
+                 this.currentTickData = new TickTime(
+                     lastTickStart, scheduledStart, tickStart, cpuStart,
+@@ -424,6 +424,7 @@ public final class TickRegionScheduler {
+                 );
+ 
+                 this.addTickTime(time);
++                new me.earthme.luminol.api.events.TickRegionFinishedTickEvent(this.region == null ? -1 : this.region.region.id,System.nanoTime()); //Luminol - Threaded regions API
+                 TickRegionScheduler.setTickTask(null);
+                 if (this.region != null) {
+                     TickRegionScheduler.setTickingRegion(null);

patches/unapplied/api/0002-Threaded-region-remove-and-create-event.patch

@@ -0,0 +1,78 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: MrHua269 <novau233@163.com>
+Date: Fri, 9 Feb 2024 03:28:48 +0000
+Subject: [PATCH] Threaded region remove and create event
+
+
+diff --git a/src/main/java/me/earthme/luminol/api/events/TickRegionCreateEvent.java b/src/main/java/me/earthme/luminol/api/events/TickRegionCreateEvent.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..9f842aeb33e658f3db540b6195f848d2a56ce14f
+--- /dev/null
++++ b/src/main/java/me/earthme/luminol/api/events/TickRegionCreateEvent.java
+@@ -0,0 +1,32 @@
++package me.earthme.luminol.api.events;
++
++import org.bukkit.event.Event;
++import org.bukkit.event.HandlerList;
++import org.jetbrains.annotations.NotNull;
++
++/**
++ * This event was called when a new threaded region was created.When the event called,it means this region was already added to the region list
++ * Notice: It may be called when splitting or merging regions
++ */
++public class TickRegionCreateEvent extends Event {
++    private static final HandlerList handlers = new HandlerList();
++
++    private final long id;
++
++    public TickRegionCreateEvent(long id) {
++        this.id = id;
++    }
++
++    /**
++     * Get the id of the threaded region which was created
++     * @return The id of the threaded region
++     */
++    public long getId() {
++        return this.id;
++    }
++
++    @Override
++    public @NotNull HandlerList getHandlers() {
++        return handlers;
++    }
++}
+diff --git a/src/main/java/me/earthme/luminol/api/events/TickRegionRemoveEvent.java b/src/main/java/me/earthme/luminol/api/events/TickRegionRemoveEvent.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..aa3d3868f9d0c3353380960db36ee60a6b4aeb03
+--- /dev/null
++++ b/src/main/java/me/earthme/luminol/api/events/TickRegionRemoveEvent.java
+@@ -0,0 +1,28 @@
++package me.earthme.luminol.api.events;
++
++import org.bukkit.event.Event;
++import org.bukkit.event.HandlerList;
++import org.jetbrains.annotations.NotNull;
++
++/**
++ * This event was called when a new threaded region was removed.When the event called,it means this region was already removed from the region list
++ * Notice: It may be called when splitting or merging regions
++ */
++public class TickRegionRemoveEvent extends Event {
++    private static final HandlerList handlers = new HandlerList();
++
++    private final long id;
++
++    public TickRegionRemoveEvent(long id) {
++        this.id = id;
++    }
++
++    public long getId() {
++        return this.id;
++    }
++
++    @Override
++    public @NotNull HandlerList getHandlers() {
++        return handlers;
++    }
++}

patches/unapplied/server/0051-Threaded-region-remove-and-create-event.patch

@@ -0,0 +1,26 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: MrHua269 <novau233@163.com>
+Date: Fri, 9 Feb 2024 03:28:48 +0000
+Subject: [PATCH] Threaded region remove and create event
+
+
+diff --git a/src/main/java/io/papermc/paper/threadedregions/ThreadedRegionizer.java b/src/main/java/io/papermc/paper/threadedregions/ThreadedRegionizer.java
+index 531aa50f2c84e13358e8918bb0c15ea3cd036cb5..26183f979e24de369fd8f5e72a26a6a9ba44f601 100644
+--- a/src/main/java/io/papermc/paper/threadedregions/ThreadedRegionizer.java
++++ b/src/main/java/io/papermc/paper/threadedregions/ThreadedRegionizer.java
+@@ -805,6 +805,7 @@ public final class ThreadedRegionizer<R extends ThreadedRegionizer.ThreadedRegio
+         private void onCreate() {
+             this.regioniser.onRegionCreate(this);
+             this.regioniser.callbacks.onRegionCreate(this);
++            new me.earthme.luminol.api.events.TickRegionCreateEvent(this.id).callEvent(); //Luminol - Threaded regions API
+         }
+ 
+         private void onRemove(final boolean wasActive) {
+@@ -813,6 +814,7 @@ public final class ThreadedRegionizer<R extends ThreadedRegionizer.ThreadedRegio
+             }
+             this.regioniser.callbacks.onRegionDestroy(this);
+             this.regioniser.onRegionDestroy(this);
++            new me.earthme.luminol.api.events.TickRegionRemoveEvent(this.id).callEvent(); //Luminol - Threaded regions API
+         }
+ 
+         private final boolean hasNoAliveSections() {