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Paper/Spigot-Server-Patches/0522-Reduce-allocation-of-Vec3D-by-entity-tracker.patch
Aikar ce270e1412
Updated Upstream (Bukkit/CraftBukkit/Spigot)
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:
b2f1908c SPIGOT-5783: Add helpful info to UnknownDependencyException
e4f46260 SPIGOT-2623: Add EntityEquipment methods to get/set ItemStacks by slot.
529a9a69 SPIGOT-5751: Clarify behaviour of block drop-related API methods

CraftBukkit Changes:
8ea9b138 Remove outdated build delay.
ffc2b251 Revert "#675: Fix redirected CommandNodes sometimes not being properly redirected"
cb701f6b #675: Fix redirected CommandNodes sometimes not being properly redirected
c9d7c16b SPIGOT-2623: Add EntityEquipment methods to get/set ItemStacks by slot.
fad2494a #673: Fix Craftworld#isChunkLoaded
8637ec00 SPIGOT-5751: Made breakNaturally and getDrops returns the correct item if no argument is given

Spigot Changes:
a99063f7 Rebuild patches

Fixes #3602
2020-06-23 04:40:03 -04:00

62 Zeilen
4.3 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <spottedleaf@spottedleaf.dev>
Date: Mon, 27 Apr 2020 00:04:16 -0700
Subject: [PATCH] Reduce allocation of Vec3D by entity tracker
diff --git a/src/main/java/net/minecraft/server/EntityTrackerEntry.java b/src/main/java/net/minecraft/server/EntityTrackerEntry.java
index 6d3b34ead9cc95dcc1152dffa8c6c4a8c7f1d58b..5cc89c0cf9e9e632212a9653391437cbe9b15031 100644
--- a/src/main/java/net/minecraft/server/EntityTrackerEntry.java
+++ b/src/main/java/net/minecraft/server/EntityTrackerEntry.java
@@ -125,8 +125,12 @@ public class EntityTrackerEntry {
++this.o;
i = MathHelper.d(this.tracker.yaw * 256.0F / 360.0F);
j = MathHelper.d(this.tracker.pitch * 256.0F / 360.0F);
- Vec3D vec3d = this.tracker.getPositionVector().d(PacketPlayOutEntity.a(this.xLoc, this.yLoc, this.zLoc));
- boolean flag1 = vec3d.g() >= 7.62939453125E-6D;
+ // Paper start - reduce allocation of Vec3D here
+ double vec3d_dx = this.tracker.locX() - 2.44140625E-4D*(this.xLoc);
+ double vec3d_dy = this.tracker.locY() - 2.44140625E-4D*(this.yLoc);
+ double vec3d_dz = this.tracker.locZ() - 2.44140625E-4D*(this.zLoc);
+ boolean flag1 = (vec3d_dx * vec3d_dx + vec3d_dy * vec3d_dy + vec3d_dz * vec3d_dz) >= 7.62939453125E-6D;
+ // Paper end - reduce allocation of Vec3D here
Packet<?> packet1 = null;
boolean flag2 = flag1 || this.tickCounter % 60 == 0;
boolean flag3 = Math.abs(i - this.yRot) >= 1 || Math.abs(j - this.xRot) >= 1;
@@ -143,9 +147,11 @@ public class EntityTrackerEntry {
// CraftBukkit end
if (this.tickCounter > 0 || this.tracker instanceof EntityArrow) {
- long k = PacketPlayOutEntity.a(vec3d.x);
- long l = PacketPlayOutEntity.a(vec3d.y);
- long i1 = PacketPlayOutEntity.a(vec3d.z);
+ // Paper start - remove allocation of Vec3D here
+ long k = PacketPlayOutEntity.a(vec3d_dx);
+ long l = PacketPlayOutEntity.a(vec3d_dy);
+ long i1 = PacketPlayOutEntity.a(vec3d_dz);
+ // Paper end - remove allocation of Vec3D here
boolean flag4 = k < -32768L || k > 32767L || l < -32768L || l > 32767L || i1 < -32768L || i1 > 32767L;
if (!flag4 && this.o <= 400 && !this.q && this.r == this.tracker.onGround) {
diff --git a/src/main/java/net/minecraft/server/PlayerChunkMap.java b/src/main/java/net/minecraft/server/PlayerChunkMap.java
index f361939b9ae451bdccf7922e9cca09344c6152b5..68dd9220bb360c75057919fed0598b415b947e4d 100644
--- a/src/main/java/net/minecraft/server/PlayerChunkMap.java
+++ b/src/main/java/net/minecraft/server/PlayerChunkMap.java
@@ -2096,9 +2096,14 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
public void updatePlayer(EntityPlayer entityplayer) {
org.spigotmc.AsyncCatcher.catchOp("player tracker update"); // Spigot
if (entityplayer != this.tracker) {
- Vec3D vec3d = entityplayer.getPositionVector().d(this.tracker.getPositionVector()); // MC-155077, SPIGOT-5113
+ // Paper start - remove allocation of Vec3D here
+ //Vec3D vec3d = entityplayer.getPositionVector().d(this.tracker.getPositionVector()); // MC-155077, SPIGOT-5113
+ double vec3d_dx = entityplayer.locX() - this.tracker.locX();
+ double vec3d_dy = entityplayer.locY() - this.tracker.locY();
+ double vec3d_dz = entityplayer.locZ() - this.tracker.locZ();
+ // Paper end - remove allocation of Vec3D here
int i = Math.min(this.b(), (PlayerChunkMap.this.viewDistance - 1) * 16);
- boolean flag = vec3d.x >= (double) (-i) && vec3d.x <= (double) i && vec3d.z >= (double) (-i) && vec3d.z <= (double) i && this.tracker.a(entityplayer);
+ boolean flag = vec3d_dx >= (double) (-i) && vec3d_dx <= (double) i && vec3d_dz >= (double) (-i) && vec3d_dz <= (double) i && this.tracker.a(entityplayer); // Paper - remove allocation of Vec3D here
if (flag) {
boolean flag1 = this.tracker.attachedToPlayer;