Paper/Spigot-Server-Patches/0070-Optimized-Light-Level-Comparisons.patch
Shane Freeder 54dd19b818
Updated Upstream (Bukkit/CraftBukkit)
Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
18cda936 Fix variant of unloadChunkRequest that was incorrectly never deprecated
00763e1b Deprecate some methods
35a83d54 SPIGOT-4572: Make default no permission message clearer
6163343d Fix some misplaced material enum entries
8736469c Fix typo in TechnicalPiston documentation

CraftBukkit Changes:
0c715b32 SPIGOT-4579: Shulker boxes not dropping in creative
50fbc3f1 SPIGOT-4576: Fix attributes in itemstack internal data being lost
8059a937 SPIGOT-4577: Fix loss of int/double custom tags when serialized to yaml
07e504c3 Clarify exception thrown when setting drop chance for player inventory
98b862ad Fix duplicate iron golem add
843cee65 Fix a bunch of duplicate EntityCombustEvent calls
43855624 SPIGOT-4571: EntityCombustEvent not firing for phantoms
2019-01-15 21:12:19 +00:00

91 lines
5.6 KiB
Diff

From e2b8529488cc7210a1bbf066ee0ea303a60070b7 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Fri, 18 Mar 2016 21:22:56 -0400
Subject: [PATCH] Optimized Light Level Comparisons
Use an optimized method to test if a block position meets a desired light level.
This method benefits from returning as soon as the desired light level matches.
diff --git a/src/main/java/net/minecraft/server/BlockCrops.java b/src/main/java/net/minecraft/server/BlockCrops.java
index fe0dde1461..9d53f1118c 100644
--- a/src/main/java/net/minecraft/server/BlockCrops.java
+++ b/src/main/java/net/minecraft/server/BlockCrops.java
@@ -44,7 +44,7 @@ public class BlockCrops extends BlockPlant implements IBlockFragilePlantElement
public void a(IBlockData iblockdata, World world, BlockPosition blockposition, Random random) {
super.a(iblockdata, world, blockposition, random);
- if (world.getLightLevel(blockposition.up(), 0) >= 9) {
+ if (world.isLightLevel(blockposition.up(), 9)) { // Paper
int i = this.k(iblockdata);
if (i < this.e()) {
diff --git a/src/main/java/net/minecraft/server/BlockSapling.java b/src/main/java/net/minecraft/server/BlockSapling.java
index 81ea9bcb4f..291cc9a398 100644
--- a/src/main/java/net/minecraft/server/BlockSapling.java
+++ b/src/main/java/net/minecraft/server/BlockSapling.java
@@ -30,7 +30,7 @@ public class BlockSapling extends BlockPlant implements IBlockFragilePlantElemen
public void a(IBlockData iblockdata, World world, BlockPosition blockposition, Random random) {
super.a(iblockdata, world, blockposition, random);
- if (world.getLightLevel(blockposition.up()) >= 9 && random.nextInt(Math.max(2, (int) (((100.0F / world.spigotConfig.saplingModifier) * 7) + 0.5F))) == 0) { // Spigot
+ if (world.isLightLevel(blockposition.up(), 9) && random.nextInt(Math.max(2, (int) (((100.0F / world.spigotConfig.saplingModifier) * 7) + 0.5F))) == 0) { // Spigot // Paper
// CraftBukkit start
world.captureTreeGeneration = true;
// CraftBukkit end
diff --git a/src/main/java/net/minecraft/server/BlockStem.java b/src/main/java/net/minecraft/server/BlockStem.java
index 53f091835c..f8dda1b7a1 100644
--- a/src/main/java/net/minecraft/server/BlockStem.java
+++ b/src/main/java/net/minecraft/server/BlockStem.java
@@ -27,7 +27,7 @@ public class BlockStem extends BlockPlant implements IBlockFragilePlantElement {
public void a(IBlockData iblockdata, World world, BlockPosition blockposition, Random random) {
super.a(iblockdata, world, blockposition, random);
- if (world.getLightLevel(blockposition.up(), 0) >= 9) {
+ if (world.isLightLevel(blockposition.up(), 9)) { // Paper
float f = BlockCrops.a((Block) this, (IBlockAccess) world, blockposition);
if (random.nextInt((int) ((100.0F / (this == Blocks.PUMPKIN_STEM ? world.spigotConfig.pumpkinModifier : world.spigotConfig.melonModifier)) * (25.0F / f)) + 1) == 0) { // Spigot
diff --git a/src/main/java/net/minecraft/server/EntityMonster.java b/src/main/java/net/minecraft/server/EntityMonster.java
index 5ea5170436..dc61263a3f 100644
--- a/src/main/java/net/minecraft/server/EntityMonster.java
+++ b/src/main/java/net/minecraft/server/EntityMonster.java
@@ -66,9 +66,18 @@ public abstract class EntityMonster extends EntityCreature implements IMonster {
if (this.world.getBrightness(EnumSkyBlock.SKY, blockposition) > this.random.nextInt(32)) {
return false;
} else {
- int i = this.world.Y() ? this.world.d(blockposition, 10) : this.world.getLightLevel(blockposition);
-
- return i <= this.random.nextInt(8);
+ // Paper start - optimized light check, returns faster
+ boolean passes;
+ if (this.world.Y()) {
+ final int orig = world.getSkylightSubtracted();
+ world.setSkylightSubtracted(10);
+ passes = !this.world.isLightLevel(blockposition, this.random.nextInt(8));
+ world.setSkylightSubtracted(orig);
+ } else {
+ passes = !this.world.isLightLevel(blockposition, this.random.nextInt(8));
+ }
+ return passes;
+ // Paper end
}
}
diff --git a/src/main/java/net/minecraft/server/EntityZombie.java b/src/main/java/net/minecraft/server/EntityZombie.java
index 002be7f7be..7a943a6c27 100644
--- a/src/main/java/net/minecraft/server/EntityZombie.java
+++ b/src/main/java/net/minecraft/server/EntityZombie.java
@@ -267,7 +267,7 @@ public class EntityZombie extends EntityMonster {
int j1 = j + MathHelper.nextInt(this.random, 7, 40) * MathHelper.nextInt(this.random, -1, 1);
int k1 = k + MathHelper.nextInt(this.random, 7, 40) * MathHelper.nextInt(this.random, -1, 1);
- if (this.world.getType(new BlockPosition(i1, j1 - 1, k1)).q() && this.world.getLightLevel(new BlockPosition(i1, j1, k1)) < 10) {
+ if (this.world.getType(new BlockPosition(i1, j1 - 1, k1)).q() && !this.world.isLightLevel(new BlockPosition(i1, j1, k1), 10)) { // Paper
entityzombie.setPosition((double) i1, (double) j1, (double) k1);
if (!this.world.isPlayerNearby((double) i1, (double) j1, (double) k1, 7.0D) && this.world.a_(entityzombie, entityzombie.getBoundingBox()) && this.world.getCubes(entityzombie, entityzombie.getBoundingBox()) && !this.world.containsLiquid(entityzombie.getBoundingBox())) {
this.world.addEntity(entityzombie, CreatureSpawnEvent.SpawnReason.REINFORCEMENTS); // CraftBukkit
--
2.20.1