PaperMC/Remapped-Spigot-Server-Patches/0582-Improve-inlinig-for-some-hot-IBlockData-methods.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <spottedleaf@spottedleaf.dev>
Date: Mon, 6 Jul 2020 20:46:50 -0700
Subject: [PATCH] Improve inlinig for some hot IBlockData methods


diff --git a/src/main/java/net/minecraft/world/level/block/state/BlockBehaviour.java b/src/main/java/net/minecraft/world/level/block/state/BlockBehaviour.java
index f2fefdad26057c722085e60ba837fe2c117f55f7..17baae6b11f191f4738a107c7e62ea5bdac17a3c 100644
--- a/src/main/java/net/minecraft/world/level/block/state/BlockBehaviour.java
+++ b/src/main/java/net/minecraft/world/level/block/state/BlockBehaviour.java
@@ -390,7 +390,14 @@ public abstract class BlockBehaviour {
         }
         // Paper end
 
+        // Paper start
+        protected boolean isTicking;
+        protected FluidState fluid;
+        // Paper end
+
         public void initCache() {
+            this.fluid = this.getBlock().getFluidState(this.asState()); // Paper - moved from getFluid()
+            this.isTicking = this.getBlock().isRandomlyTicking(this.asState()); // Paper - moved from isTicking()
             if (!this.getBlock().hasDynamicShape()) {
                 this.cache = new BlockBehaviour.BlockStateBase.Cache(this.asState());
             }
@@ -429,19 +436,19 @@ public abstract class BlockBehaviour {
             return this.getBlock().getOcclusionShape(this.asState(), world, pos);
         }
 
-        public boolean hasLargeCollisionShape() {
+        public final boolean hasLargeCollisionShape() { // Paper
             return this.cache == null || this.cache.largeCollisionShape;
         }
 
-        public boolean useShapeForLightOcclusion() {
+        public final boolean useShapeForLightOcclusion() { // Paper
             return this.useShapeForLightOcclusion;
         }
 
-        public int getLightEmission() {
+        public final int getLightEmission() { // Paper
             return this.lightEmission;
         }
 
-        public boolean isAir() {
+        public final boolean isAir() { // Paper
             return this.isAir;
         }
 
@@ -507,7 +514,7 @@ public abstract class BlockBehaviour {
             }
         }
 
-        public boolean canOcclude() {
+        public final boolean canOcclude() { // Paper
             return this.canOcclude;
         }
 
@@ -679,12 +686,12 @@ public abstract class BlockBehaviour {
             return this.getBlock().is(block);
         }
 
-        public FluidState getFluidState() {
-            return this.getBlock().getFluidState(this.asState());
+        public final FluidState getFluidState() { // Paper
+            return this.fluid; // Paper - moved into init
         }
 
-        public boolean isRandomlyTicking() {
-            return this.getBlock().isRandomlyTicking(this.asState());
+        public final boolean isRandomlyTicking() { // Paper
+            return this.isTicking; // Paper - moved into init
         }
 
         public SoundType getSoundType() {
diff --git a/src/main/java/net/minecraft/world/level/material/FluidState.java b/src/main/java/net/minecraft/world/level/material/FluidState.java
index c077e4a7ce6a484956206eaab9dfde057b7e429a..69cf9e149c207336c537a00f08251a2252752df6 100644
--- a/src/main/java/net/minecraft/world/level/material/FluidState.java
+++ b/src/main/java/net/minecraft/world/level/material/FluidState.java
@@ -20,8 +20,12 @@ public final class FluidState extends StateHolder<Fluid, FluidState> {
 
     public static final Codec<FluidState> CODEC = codec((Codec) Registry.FLUID, Fluid::defaultFluidState).stable();
 
+    // Paper start
+    protected final boolean isEmpty;
+    // Paper end
     public FluidState(Fluid fluid, ImmutableMap<Property<?>, Comparable<?>> propertiesMap, MapCodec<FluidState> mapcodec) {
         super(fluid, propertiesMap, mapcodec);
+        this.isEmpty = fluid.isEmpty(); // Paper - moved from isEmpty()
     }
 
     public Fluid getType() {
@@ -33,7 +37,7 @@ public final class FluidState extends StateHolder<Fluid, FluidState> {
     }
 
     public boolean isEmpty() {
-        return this.getType().isEmpty();
+        return this.isEmpty; // Paper - moved into constructor
     }
 
     public float getHeight(BlockGetter world, BlockPos pos) {