mirror of
https://github.com/PaperMC/Paper.git
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141 lines
5.6 KiB
Diff
141 lines
5.6 KiB
Diff
From 915587ce38bd3ddc6843111678206ccc2bce8e25 Mon Sep 17 00:00:00 2001
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From: Iceee <andrew@opticgaming.tv>
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Date: Wed, 15 Jul 2015 02:41:12 -0700
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Subject: [PATCH] ChunkMap caching
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diff --git a/src/main/java/net/minecraft/server/Chunk.java b/src/main/java/net/minecraft/server/Chunk.java
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index 5a3b22a..7efacfa 100644
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--- a/src/main/java/net/minecraft/server/Chunk.java
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+++ b/src/main/java/net/minecraft/server/Chunk.java
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@@ -50,6 +50,49 @@ public class Chunk {
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public long lightUpdateTime;
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// PaperSpigot end
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+ // PaperSpigot start - ChunkMap caching
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+ private PacketPlayOutMapChunk.ChunkMap chunkMap;
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+ private int emptySectionBits;
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+
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+ public PacketPlayOutMapChunk.ChunkMap getChunkMap(boolean groundUpContinuous, int primaryBitMask) {
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+ if (!world.paperSpigotConfig.cacheChunkMaps || !groundUpContinuous || (primaryBitMask != 0 && primaryBitMask != '\uffff')) {
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+ return PacketPlayOutMapChunk.a(this, groundUpContinuous, !world.worldProvider.o(), primaryBitMask);
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+ }
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+
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+ if (primaryBitMask == 0) {
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+ PacketPlayOutMapChunk.ChunkMap chunkMap = new PacketPlayOutMapChunk.ChunkMap();
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+ chunkMap.a = new byte[0];
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+ return chunkMap;
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+ }
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+
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+ boolean isDirty = false;
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+ for (int i = 0; i < sections.length; ++i) {
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+ ChunkSection section = sections[i];
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+ if (section == null) {
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+ if ((emptySectionBits & (1 << i)) == 0) {
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+ isDirty = true;
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+ emptySectionBits |= (1 << i);
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+ }
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+ } else {
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+ if ((emptySectionBits & (1 << i)) == 1) {
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+ isDirty = true;
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+ emptySectionBits &= ~(1 << i);
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+ section.isDirty = false;
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+ } else if (section.isDirty) {
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+ isDirty = true;
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+ section.isDirty = false;
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+ }
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+ }
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+ }
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+
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+ if (isDirty || chunkMap == null) {
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+ chunkMap = PacketPlayOutMapChunk.a(this, true, !world.worldProvider.o(), '\uffff');
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+ }
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+
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+ return chunkMap;
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+ }
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+ // PaperSpigot end
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+
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// CraftBukkit start - Neighbor loaded cache for chunk lighting and entity ticking
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private int neighbors = 0x1 << 12;
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diff --git a/src/main/java/net/minecraft/server/ChunkSection.java b/src/main/java/net/minecraft/server/ChunkSection.java
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index f734ab0..907c57b 100644
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--- a/src/main/java/net/minecraft/server/ChunkSection.java
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+++ b/src/main/java/net/minecraft/server/ChunkSection.java
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@@ -8,6 +8,7 @@ public class ChunkSection {
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private char[] blockIds;
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private NibbleArray emittedLight;
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private NibbleArray skyLight;
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+ boolean isDirty; // PaperSpigot
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public ChunkSection(int i, boolean flag) {
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this.yPos = i;
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@@ -57,6 +58,7 @@ public class ChunkSection {
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}
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this.blockIds[j << 8 | k << 4 | i] = (char) Block.d.b(iblockdata);
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+ isDirty = true; // PaperSpigot
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}
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public Block b(int i, int j, int k) {
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@@ -83,6 +85,7 @@ public class ChunkSection {
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public void a(int i, int j, int k, int l) {
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this.skyLight.a(i, j, k, l);
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+ isDirty = true; // PaperSpigot
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}
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public int d(int i, int j, int k) {
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@@ -91,6 +94,7 @@ public class ChunkSection {
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public void b(int i, int j, int k, int l) {
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this.emittedLight.a(i, j, k, l);
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+ isDirty = true; // PaperSpigot
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}
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public int e(int i, int j, int k) {
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diff --git a/src/main/java/net/minecraft/server/PacketPlayOutMapChunk.java b/src/main/java/net/minecraft/server/PacketPlayOutMapChunk.java
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index 58c0275..a0021fb 100644
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--- a/src/main/java/net/minecraft/server/PacketPlayOutMapChunk.java
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+++ b/src/main/java/net/minecraft/server/PacketPlayOutMapChunk.java
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@@ -18,7 +18,7 @@ public class PacketPlayOutMapChunk implements Packet<PacketListenerPlayOut> {
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this.a = chunk.locX;
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this.b = chunk.locZ;
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this.d = flag;
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- this.c = a(chunk, flag, !chunk.getWorld().worldProvider.o(), i);
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+ this.c = chunk.getChunkMap(flag, i); // PaperSpigot
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chunk.world.spigotConfig.antiXrayInstance.obfuscateSync(chunk.locX, chunk.locZ, c.b, c.a, chunk.world);
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}
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diff --git a/src/main/java/net/minecraft/server/PacketPlayOutMapChunkBulk.java b/src/main/java/net/minecraft/server/PacketPlayOutMapChunkBulk.java
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index 10c0e34..00c0538 100644
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--- a/src/main/java/net/minecraft/server/PacketPlayOutMapChunkBulk.java
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+++ b/src/main/java/net/minecraft/server/PacketPlayOutMapChunkBulk.java
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@@ -23,7 +23,7 @@ public class PacketPlayOutMapChunkBulk implements Packet<PacketListenerPlayOut>
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for (int j = 0; j < i; ++j) {
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Chunk chunk = (Chunk) list.get(j);
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- PacketPlayOutMapChunk.ChunkMap packetplayoutmapchunk_chunkmap = PacketPlayOutMapChunk.a(chunk, true, this.d, '\uffff');
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+ PacketPlayOutMapChunk.ChunkMap packetplayoutmapchunk_chunkmap = chunk.getChunkMap(true, '\uffff'); // PaperSpigot
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this.a[j] = chunk.locX;
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this.b[j] = chunk.locZ;
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diff --git a/src/main/java/org/github/paperspigot/PaperSpigotWorldConfig.java b/src/main/java/org/github/paperspigot/PaperSpigotWorldConfig.java
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index 8247aef..54f432d 100644
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--- a/src/main/java/org/github/paperspigot/PaperSpigotWorldConfig.java
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+++ b/src/main/java/org/github/paperspigot/PaperSpigotWorldConfig.java
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@@ -358,4 +358,10 @@ public class PaperSpigotWorldConfig
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{
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mobSpawnerTickRate = getInt( "mob-spawner-tick-rate", 1 );
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}
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+
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+ public boolean cacheChunkMaps;
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+ private void cacheChunkMaps()
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+ {
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+ cacheChunkMaps = getBoolean( "cache-chunk-maps", false );
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+ }
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}
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--
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2.7.0
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