PaperMC/Spigot-Server-Patches/0075-Add-World-Util-Methods.patch
2017-08-03 17:27:54 +02:00

123 lines
5.3 KiB
Diff

From 514130481f7133c11f95558ccfa0c017558d9770 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Fri, 18 Mar 2016 20:16:03 -0400
Subject: [PATCH] Add World Util Methods
Methods that can be used for other patches to help improve logic.
diff --git a/src/main/java/net/minecraft/server/Chunk.java b/src/main/java/net/minecraft/server/Chunk.java
index 33737af78..1a77dfe4e 100644
--- a/src/main/java/net/minecraft/server/Chunk.java
+++ b/src/main/java/net/minecraft/server/Chunk.java
@@ -580,6 +580,7 @@ public class Chunk {
}
+ public final int getLightSubtracted(BlockPosition blockposition, int i) { return this.a(blockposition, i); } // Paper - OBFHELPER
public int a(BlockPosition blockposition, int i) {
int j = blockposition.getX() & 15;
int k = blockposition.getY();
diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java
index 22497993c..557660163 100644
--- a/src/main/java/net/minecraft/server/World.java
+++ b/src/main/java/net/minecraft/server/World.java
@@ -77,7 +77,7 @@ public abstract class World implements IBlockAccess {
public final List<Entity> j = Lists.newArrayList();
protected final IntHashMap<Entity> entitiesById = new IntHashMap();
private final long K = 16777215L;
- private int L;
+ private int L; private int getSkylightSubtracted() { return this.L; } // Paper - OBFHELPER
protected int l = (new Random()).nextInt();
protected final int m = 1013904223;
protected float n;
@@ -156,6 +156,12 @@ public abstract class World implements IBlockAccess {
return (CraftServer) Bukkit.getServer();
}
+ // Paper start
+ public Chunk getChunkIfLoaded(BlockPosition blockposition) {
+ return this.chunkProvider.getLoadedChunkAt(blockposition.getX() >> 4, blockposition.getZ() >> 4);
+ }
+ // Paper end
+
public Chunk getChunkIfLoaded(int x, int z) {
return ((ChunkProviderServer) this.chunkProvider).getChunkIfLoaded(x, z);
}
@@ -686,10 +692,46 @@ public abstract class World implements IBlockAccess {
}
}
+ // Paper start - test if meets light level, return faster
+ // logic copied from below
+ public boolean isLightLevel(BlockPosition blockposition, int level) {
+ if (isValidLocation(blockposition)) {
+ if (this.getType(blockposition).f()) {
+ if (this.c(blockposition.up(), false) >= level) {
+ return true;
+ }
+ if (this.c(blockposition.east(), false) >= level) {
+ return true;
+ }
+ if (this.c(blockposition.west(), false) >= level) {
+ return true;
+ }
+ if (this.c(blockposition.south(), false) >= level) {
+ return true;
+ }
+ if (this.c(blockposition.north(), false) >= level) {
+ return true;
+ }
+ return false;
+ } else {
+ if (blockposition.getY() >= 256) {
+ blockposition = new BlockPosition(blockposition.getX(), 255, blockposition.getZ());
+ }
+
+ Chunk chunk = this.getChunkAtWorldCoords(blockposition);
+ return chunk.getLightSubtracted(blockposition, this.getSkylightSubtracted()) >= level;
+ }
+ } else {
+ return true;
+ }
+ }
+ // Paper end
+
public int getLightLevel(BlockPosition blockposition) {
return this.c(blockposition, true);
}
+ public final int getLight(BlockPosition blockposition, boolean checkNeighbors) { return this.c(blockposition, checkNeighbors); } // Paper - OBFHELPER
public int c(BlockPosition blockposition, boolean flag) {
if (blockposition.getX() >= -30000000 && blockposition.getZ() >= -30000000 && blockposition.getX() < 30000000 && blockposition.getZ() < 30000000) {
if (flag && this.getType(blockposition).f()) {
@@ -805,6 +847,27 @@ public abstract class World implements IBlockAccess {
return this.worldProvider.o()[this.getLightLevel(blockposition)];
}
+ // Paper start - reduces need to do isLoaded before getType
+ public IBlockData getTypeIfLoaded(BlockPosition blockposition) {
+ // CraftBukkit start - tree generation
+ if (captureTreeGeneration) {
+ Iterator<BlockState> it = capturedBlockStates.iterator();
+ while (it.hasNext()) {
+ BlockState previous = it.next();
+ if (previous.getX() == blockposition.getX() && previous.getY() == blockposition.getY() && previous.getZ() == blockposition.getZ()) {
+ return CraftMagicNumbers.getBlock(previous.getTypeId()).fromLegacyData(previous.getRawData());
+ }
+ }
+ }
+ // CraftBukkit end
+ Chunk chunk = this.getChunkIfLoaded(blockposition);
+ if (chunk != null) {
+ return this.isValidLocation(blockposition) ? chunk.getBlockData(blockposition) : Blocks.AIR.getBlockData();
+ }
+ return null;
+ }
+ // Paper end
+
public IBlockData getType(BlockPosition blockposition) {
// CraftBukkit start - tree generation
if (captureTreeGeneration) {
--
2.13.3.windows.1