papermc/Spigot-Server-Patches/0070-Optimized-Light-Level-Comparisons.patch
Aikar b62dfa0bf9
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:
39ce5d3a SPIGOT-4399: ItemMeta.equals broken with AttributeModifiers

CraftBukkit Changes:
1cf8b5dc SPIGOT-4400: Populators running on existing chunks
116cb9a1 SPIGOT-4399: Add attribute modifier equality test
5ee1c18a SPIGOT-4398: Set ASM7_EXPERIMENTAL flag
2018-09-28 19:31:59 -04:00

89 lines
5.6 KiB
Diff

From d1ca33ace69f0cd276ba58742fe9ff06482f4473 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 1506c9ede0..6ae6fc3ecb 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 42478d1fed..7426d14cbf 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 dd309030e5..7cddfc380c 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 f3cc2cef0a..7cba60e475 100644
--- a/src/main/java/net/minecraft/server/EntityMonster.java
+++ b/src/main/java/net/minecraft/server/EntityMonster.java
@@ -63,8 +63,18 @@ 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 1ab3072cc3..e5170bff5b 100644
--- a/src/main/java/net/minecraft/server/EntityZombie.java
+++ b/src/main/java/net/minecraft/server/EntityZombie.java
@@ -263,7 +263,7 @@ 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
--
2.19.0