Files
PlazmaBukkitMC/patches/server/0026-Optimise-state-lookup-more.patch
AlphaKR93 5b5d1c1281 30/37
2024-05-04 17:07:01 +09:00

58 lines
3.2 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: AlphaKR93 <dev@alpha93.kr>
Date: Mon, 4 Dec 2023 23:12:47 +0900
Subject: [PATCH] Optimise state lookup more
diff --git a/src/main/java/io/papermc/paper/util/table/ZeroCollidingReferenceStateTable.java b/src/main/java/io/papermc/paper/util/table/ZeroCollidingReferenceStateTable.java
index 57d0cd3ad6f972e986c72a57f1a6e36003f190c2..50d97c5ab33f33b81dbafd7cf42da5afd9856eeb 100644
--- a/src/main/java/io/papermc/paper/util/table/ZeroCollidingReferenceStateTable.java
+++ b/src/main/java/io/papermc/paper/util/table/ZeroCollidingReferenceStateTable.java
@@ -17,6 +17,7 @@ public final class ZeroCollidingReferenceStateTable {
protected final StateHolder<?, ?> this_state;
protected long[] index_table;
+ public long[] index_table() { return this.index_table; } // Plazma - Getter
protected StateHolder<?, ?>[][] value_table;
public ZeroCollidingReferenceStateTable(final StateHolder<?, ?> state, final Map<Property<?>, Comparable<?>> this_map) {
diff --git a/src/main/java/net/minecraft/world/level/block/state/StateHolder.java b/src/main/java/net/minecraft/world/level/block/state/StateHolder.java
index 45744d86e9582a93a0cec26009deea091080fbbe..5dd9473c55a08a775aa406901a0e54ef6f63837a 100644
--- a/src/main/java/net/minecraft/world/level/block/state/StateHolder.java
+++ b/src/main/java/net/minecraft/world/level/block/state/StateHolder.java
@@ -114,6 +114,12 @@ public abstract class StateHolder<O, S> {
}
public <T extends Comparable<T>, V extends T> S trySetValue(Property<T> property, V value) {
+ // Plazma start - Optimise state lookup more
+ final S ret = (S) this.optimisedTable.get(property, value);
+ if (ret == null) throw new IllegalArgumentException("Cannot set property " + property + " to " + value + " on " + this.owner + ", it is not an allowed value");
+ return ret;
+ /*
+ // Plazma end - Optimise state lookup more
Comparable<?> comparable = this.values.get(property);
if (comparable != null && !comparable.equals(value)) {
S object = this.neighbours.get(property, value);
@@ -125,10 +131,11 @@ public abstract class StateHolder<O, S> {
} else {
return (S)this;
}
+ */ // Plazma - Optimise state lookup more
}
public void populateNeighbours(Map<Map<Property<?>, Comparable<?>>, S> states) {
- if (this.neighbours != null) {
+ if (this.optimisedTable.index_table() != null) { // Plazma - optimise state lookup
throw new IllegalStateException();
} else {
Table<Property<?>, Comparable<?>, S> table = HashBasedTable.create();
@@ -143,7 +150,7 @@ public abstract class StateHolder<O, S> {
}
}
- this.neighbours = (Table<Property<?>, Comparable<?>, S>)(table.isEmpty() ? table : ArrayTable.create(table)); this.optimisedTable.loadInTable((Table)this.neighbours, this.values); // Paper - optimise state lookup
+ this.optimisedTable.loadInTable((Table) (table.isEmpty() ? table : ArrayTable.create(table)), this.values); // Plazma - Optimize state lookup more
}
}