From 0148ad9aaf03857da4060ee535ad18ce77b82614 Mon Sep 17 00:00:00 2001
From: themode <themode@outlook.fr>
Date: Tue, 4 Jan 2022 06:07:24 +0100
Subject: [PATCH] Optimize palette clear

---
 .../server/instance/palette/PaletteImpl.java      | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/src/main/java/net/minestom/server/instance/palette/PaletteImpl.java b/src/main/java/net/minestom/server/instance/palette/PaletteImpl.java
index 57605049e..4810f4372 100644
--- a/src/main/java/net/minestom/server/instance/palette/PaletteImpl.java
+++ b/src/main/java/net/minestom/server/instance/palette/PaletteImpl.java
@@ -154,12 +154,17 @@ final class PaletteImpl implements Palette, Cloneable {
             this.values = values = new long[(size + valuesPerLong - 1) / valuesPerLong];
         }
 
-        long block = 0;
-        for (int i = 0; i < valuesPerLong; i++) {
-            block |= (long) value << i * bitsPerEntry;
+        if (placedAir) {
+            Arrays.fill(values, 0);
+            this.count = 0;
+        } else {
+            long block = 0;
+            for (int i = 0; i < valuesPerLong; i++) {
+                block |= (long) value << i * bitsPerEntry;
+            }
+            Arrays.fill(values, block);
+            this.count = maxSize();
         }
-        Arrays.fill(values, block);
-        this.count = placedAir ? 0 : maxSize();
     }
 
     @Override