CavePVP-Stuff/cSpigot-master/spigot-server-Patches/0172-Remove-extended-block-IDs.patch

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2023-05-01 20:59:40 +02:00
From 59f832a3c448dcf688c0e7f89530c716b07ccfae Mon Sep 17 00:00:00 2001
From: Alfie Cleveland <alfeh@me.com>
Date: Sun, 18 Jun 2017 20:43:25 +0100
Subject: [PATCH] Remove extended block IDs
diff --git a/src/main/java/net/minecraft/server/ChunkRegionLoader.java b/src/main/java/net/minecraft/server/ChunkRegionLoader.java
index 6907b40df..7a27c6c3d 100644
--- a/src/main/java/net/minecraft/server/ChunkRegionLoader.java
+++ b/src/main/java/net/minecraft/server/ChunkRegionLoader.java
@@ -226,10 +226,13 @@ public class ChunkRegionLoader implements IChunkLoader, IAsyncChunkSaver {
nbttagcompound1 = new NBTTagCompound();
nbttagcompound1.setByte("Y", (byte) (chunksection.getYPosition() >> 4 & 255));
nbttagcompound1.setByteArray("Blocks", chunksection.getIdArray());
+ // MineHQ start - 1.7 has no extended block IDs
+ /*
if (chunksection.getExtendedIdArray() != null) {
nbttagcompound1.setByteArray("Add", chunksection.getExtendedIdArray().a);
}
-
+ */
+ // MineHQ end
nbttagcompound1.setByteArray("Data", chunksection.getDataArray().a);
nbttagcompound1.setByteArray("BlockLight", chunksection.getEmittedLightArray().a);
if (flag) {
@@ -321,9 +324,13 @@ public class ChunkRegionLoader implements IChunkLoader, IAsyncChunkSaver {
ChunkSection chunksection = new ChunkSection(b1 << 4, flag);
chunksection.setIdArray(nbttagcompound1.getByteArray("Blocks"));
+ // MineHQ start - 1.7 has no extended block IDs
+ /*
if (nbttagcompound1.hasKeyOfType("Add", 7)) {
chunksection.setExtendedIdArray(new NibbleArray(nbttagcompound1.getByteArray("Add"), 4));
}
+ */
+ // MineHQ end
chunksection.setDataArray(new NibbleArray(nbttagcompound1.getByteArray("Data"), 4));
chunksection.setEmittedLightArray(new NibbleArray(nbttagcompound1.getByteArray("BlockLight"), 4));
diff --git a/src/main/java/net/minecraft/server/ChunkSection.java b/src/main/java/net/minecraft/server/ChunkSection.java
index db1e52c98..b0e92d6c9 100644
--- a/src/main/java/net/minecraft/server/ChunkSection.java
+++ b/src/main/java/net/minecraft/server/ChunkSection.java
@@ -8,13 +8,13 @@ public class ChunkSection {
private int nonEmptyBlockCount;
private int tickingBlockCount;
private byte[] blockIds;
- private NibbleArray extBlockIds;
+ // private NibbleArray extBlockIds; // MineHQ - 1.7 has no extended block IDs
private NibbleArray blockData;
private NibbleArray emittedLight;
private NibbleArray skyLight;
// CraftBukkit start - Compact storage
private int compactId;
- private byte compactExtId;
+ // private byte compactExtId; // MineHQ
private byte compactData;
private byte compactEmitted;
private byte compactSky;
@@ -65,9 +65,13 @@ public class ChunkSection {
public ChunkSection(int y, boolean flag, byte[] blkIds, byte[] extBlkIds) {
this.yPos = y;
this.setIdArray(blkIds);
+ // MineHQ start - 1.7 has no extended block IDs
+ /*
if (extBlkIds != null) {
this.setExtendedIdArray(new NibbleArray(extBlkIds, 4));
}
+ */
+ // MineHQ end
if (!flag) {
this.compactSky = -1;
}
@@ -78,6 +82,8 @@ public class ChunkSection {
public Block getTypeId(int i, int j, int k) {
// CraftBukkit start - Compact storage
if (this.blockIds == null) {
+ // MineHQ start - 1.7 has no extended block IDs
+ /*
int id = this.compactId;
if (this.extBlockIds == null) {
id |= this.compactExtId << 8;
@@ -86,15 +92,21 @@ public class ChunkSection {
}
return Block.getById(id);
+ */
+ return Block.getById(this.compactId);
+ // MineHQ end
}
// CraftBukkit end
int l = this.blockIds[j << 8 | k << 4 | i] & 255;
+ // MineHQ start
+ /*
if (this.extBlockIds != null) {
l |= this.extBlockIds.a(i, j, k) << 8;
}
-
+ */
+ // MineHQ end
return Block.getById(l);
}
@@ -130,6 +142,8 @@ public class ChunkSection {
// CraftBukkit end
this.blockIds[j << 8 | k << 4 | i] = (byte) (i1 & 255);
+ // MineHQ start
+ /*
if (i1 > 255) {
if (this.extBlockIds == null) {
this.extBlockIds = expandCompactNibble(this.compactExtId); // CraftBukkit - Compact storage
@@ -139,6 +153,8 @@ public class ChunkSection {
} else if (this.extBlockIds != null) {
this.extBlockIds.a(i, j, k, 0);
}
+ */
+ // MineHQ end
}
public int getData(int i, int j, int k) {
@@ -221,107 +237,37 @@ public class ChunkSection {
int cntNonEmpty = 0;
int cntTicking = 0;
+ // MineHQ start - 1.7 has no extended block IDs
if (this.blockIds == null) {
int id = this.compactId;
- if (this.extBlockIds == null) {
- id |= this.compactExtId << 8;
- if (id > 0) {
- Block block = Block.getById(id);
- if (block == null) {
- this.compactId = 0;
- this.compactExtId = 0;
- } else {
- cntNonEmpty = 4096;
- if (block.isTicking()) {
- cntTicking = 4096;
- }
- }
- }
- } else {
- byte[] ext = this.extBlockIds.a;
- for (int off = 0, off2 = 0; off < 4096;) {
- byte extid = ext[off2];
- int l = (id & 0xFF) | ((extid & 0xF) << 8); // Even data
- if (l > 0) {
- Block block = Block.getById(l);
- if (block == null) {
- this.compactId = 0;
- ext[off2] &= 0xF0;
- } else {
- ++cntNonEmpty;
- if (block.isTicking()) {
- ++cntTicking;
- }
- }
- }
- off++;
- l = (id & 0xFF) | ((extid & 0xF0) << 4); // Odd data
- if (l > 0) {
- Block block = Block.getById(l);
- if (block == null) {
- this.compactId = 0;
- ext[off2] &= 0x0F;
- } else {
- ++cntNonEmpty;
- if (block.isTicking()) {
- ++cntTicking;
- }
- }
+ if (id > 0) {
+ Block block = Block.getById(id);
+ if (block == null) {
+ this.compactId = 0;
+ } else {
+ cntNonEmpty = 4096;
+ if (block.isTicking()) {
+ cntTicking = 4096;
}
- off++;
- off2++;
}
}
} else {
byte[] blkIds = this.blockIds;
- if (this.extBlockIds == null) { // No extended block IDs? Don't waste time messing with them
- for (int off = 0; off < blkIds.length; off++) {
- int l = blkIds[off] & 0xFF;
- if (l > 0) {
- if (Block.getById(l) == null) {
- blkIds[off] = 0;
- } else {
- ++cntNonEmpty;
- if (Block.getById(l).isTicking()) {
- ++cntTicking;
- }
- }
- }
- }
- } else {
- byte[] ext = this.extBlockIds.a;
- for (int off = 0, off2 = 0; off < blkIds.length;) {
- byte extid = ext[off2];
- int l = (blkIds[off] & 0xFF) | ((extid & 0xF) << 8); // Even data
- if (l > 0) {
- if (Block.getById(l) == null) {
- blkIds[off] = 0;
- ext[off2] &= 0xF0;
- } else {
- ++cntNonEmpty;
- if (Block.getById(l).isTicking()) {
- ++cntTicking;
- }
- }
- }
- off++;
- l = (blkIds[off] & 0xFF) | ((extid & 0xF0) << 4); // Odd data
- if (l > 0) {
- if (Block.getById(l) == null) {
- blkIds[off] = 0;
- ext[off2] &= 0x0F;
- } else {
- ++cntNonEmpty;
- if (Block.getById(l).isTicking()) {
- ++cntTicking;
- }
+ for (int off = 0; off < blkIds.length; off++) {
+ int l = blkIds[off] & 0xFF;
+ if (l > 0) {
+ if (Block.getById(l) == null) {
+ blkIds[off] = 0;
+ } else {
+ ++cntNonEmpty;
+ if (Block.getById(l).isTicking()) {
+ ++cntTicking;
}
}
- off++;
- off2++;
}
}
}
+ // MineHQ end
this.nonEmptyBlockCount = cntNonEmpty;
this.tickingBlockCount = cntTicking;
}
@@ -358,6 +304,8 @@ public class ChunkSection {
return this.blockIds;
}
+ // MineHQ start - 1.7 has no extended block IDs
+ /*
public NibbleArray getExtendedIdArray() {
// CraftBukkit start - Compact storage
if (this.extBlockIds == null && this.compactExtId != 0) {
@@ -366,6 +314,8 @@ public class ChunkSection {
// CraftBukkit end
return this.extBlockIds;
}
+ */
+ // MineHQ end
public NibbleArray getDataArray() {
// CraftBukkit start - Compact storage
@@ -408,6 +358,8 @@ public class ChunkSection {
this.blockIds = this.validateByteArray(abyte); // CraftBukkit - Validate data
}
+ // MineHQ start - 1.7 has no extended block IDs
+ /*
public void setExtendedIdArray(NibbleArray nibblearray) {
// CraftBukkit start - Compact storage
if (nibblearray == null) {
@@ -421,6 +373,8 @@ public class ChunkSection {
// CraftBukkit end
this.extBlockIds = this.validateNibbleArray(nibblearray); // CraftBukkit - Validate data
}
+ */
+ // MineHQ end
public void setDataArray(NibbleArray nibblearray) {
// CraftBukkit start - Compact storage
diff --git a/src/main/java/net/minecraft/server/PacketPlayOutMapChunk.java b/src/main/java/net/minecraft/server/PacketPlayOutMapChunk.java
index ee27c15e5..fed2f0492 100644
--- a/src/main/java/net/minecraft/server/PacketPlayOutMapChunk.java
+++ b/src/main/java/net/minecraft/server/PacketPlayOutMapChunk.java
@@ -167,10 +167,13 @@ public class PacketPlayOutMapChunk extends Packet {
for (l = 0; l < achunksection.length; ++l) {
if (achunksection[l] != null && (!flag || !achunksection[l].isEmpty()) && (i & 1 << l) != 0) {
chunkmap.b |= 1 << l;
+ // MineHQ start - 1.7 has no extended block IDs
+ /*
if (achunksection[l].getExtendedIdArray() != null) {
chunkmap.c |= 1 << l;
++k;
}
+ */
}
}
@@ -248,6 +251,8 @@ public class PacketPlayOutMapChunk extends Packet {
}
}
+ // MineHQ start - 1.7 has no extended block IDs
+ /*
if (k > 0 && version < 24) {
for (l = 0; l < achunksection.length; ++l) {
if (achunksection[l] != null && (!flag || !achunksection[l].isEmpty()) && achunksection[l].getExtendedIdArray() != null && (i & 1 << l) != 0) {
@@ -257,6 +262,8 @@ public class PacketPlayOutMapChunk extends Packet {
}
}
}
+ */
+ // MineHQ end
if (flag) {
byte[] abyte2 = chunk.m();
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftChunk.java b/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
index 99d3d40f7..8208a06c2 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
@@ -173,7 +173,9 @@ public class CraftChunk implements Chunk {
blockids[j] = (short) (baseids[j] & 0xFF);
}
- if (cs[i].getExtendedIdArray() != null) { /* If we've got extended IDs */
+ // MineHQ start - 1.7 has no extended block IDs
+ /*
+ if (cs[i].getExtendedIdArray() != null) { /* If we've got extended IDs *//*
byte[] extids = cs[i].getExtendedIdArray().a;
for (int j = 0; j < 2048; j++) {
@@ -187,7 +189,8 @@ public class CraftChunk implements Chunk {
blockids[(j<<1)+1] |= (b & 0xF0) << 4;
}
}
-
+ */
+ // MineHQ end
sectionBlockIDs[i] = blockids;
/* Get block data nibbles */
--
2.13.3