27 Zeilen
1.6 KiB
Diff
27 Zeilen
1.6 KiB
Diff
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Spottedleaf <spottedleaf@spottedleaf.dev>
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Date: Mon, 27 Apr 2020 00:04:16 -0700
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Subject: [PATCH] Reduce allocation of Vec3D by entity tracker
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diff --git a/src/main/java/net/minecraft/server/level/ChunkMap.java b/src/main/java/net/minecraft/server/level/ChunkMap.java
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index 16cce0feeca7d6f9f67100a07b824930adabcc72..926e4a8ea6e5afc6ad683761a5d8c4006cdec5ee 100644
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--- a/src/main/java/net/minecraft/server/level/ChunkMap.java
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+++ b/src/main/java/net/minecraft/server/level/ChunkMap.java
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@@ -1929,9 +1929,13 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
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public void updatePlayer(ServerPlayer player) {
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org.spigotmc.AsyncCatcher.catchOp("player tracker update"); // Spigot
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if (player != this.entity) {
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- Vec3 vec3d = player.position().subtract(this.entity.position());
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+ // Paper start - remove allocation of Vec3D here
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+ // Vec3 vec3d = player.position().subtract(this.entity.position());
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+ double vec3d_dx = player.getX() - this.entity.getX();
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+ double vec3d_dz = player.getZ() - this.entity.getZ();
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+ // Paper end - remove allocation of Vec3D here
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double d0 = (double) Math.min(this.getEffectiveRange(), (ChunkMap.this.viewDistance - 1) * 16);
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- double d1 = vec3d.x * vec3d.x + vec3d.z * vec3d.z;
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+ double d1 = vec3d_dx * vec3d_dx + vec3d_dz * vec3d_dz; // Paper
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double d2 = d0 * d0;
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boolean flag = d1 <= d2 && this.entity.broadcastToPlayer(player);
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