e8889e96a5
Upstream has released updates that appear to apply and compile correctly. This update has not been tested by PaperMC and as with ANY update, please do your own testing CraftBukkit Changes: b530534f0 Remove some outdated PAIL comments
62 lines
4.4 KiB
Diff
62 lines
4.4 KiB
Diff
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/EntityTrackerEntry.java b/src/main/java/net/minecraft/server/level/EntityTrackerEntry.java
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index b64aa6c9ce906b08e43891f8c465fa4e8b2a8906..58dd349adf2bc9bac6569464ef7a7aec81729e79 100644
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--- a/src/main/java/net/minecraft/server/level/EntityTrackerEntry.java
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+++ b/src/main/java/net/minecraft/server/level/EntityTrackerEntry.java
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@@ -155,8 +155,12 @@ public class EntityTrackerEntry {
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++this.o;
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i = MathHelper.d(this.tracker.yaw * 256.0F / 360.0F);
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j = MathHelper.d(this.tracker.pitch * 256.0F / 360.0F);
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- Vec3D vec3d = this.tracker.getPositionVector().d(PacketPlayOutEntity.a(this.xLoc, this.yLoc, this.zLoc));
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- boolean flag1 = vec3d.g() >= 7.62939453125E-6D;
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+ // Paper start - reduce allocation of Vec3D here
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+ double vec3d_dx = this.tracker.locX() - 2.44140625E-4D*(this.xLoc);
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+ double vec3d_dy = this.tracker.locY() - 2.44140625E-4D*(this.yLoc);
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+ double vec3d_dz = this.tracker.locZ() - 2.44140625E-4D*(this.zLoc);
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+ boolean flag1 = (vec3d_dx * vec3d_dx + vec3d_dy * vec3d_dy + vec3d_dz * vec3d_dz) >= 7.62939453125E-6D;
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+ // Paper end - reduce allocation of Vec3D here
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Packet<?> packet1 = null;
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boolean flag2 = flag1 || this.tickCounter % 60 == 0;
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boolean flag3 = Math.abs(i - this.yRot) >= 1 || Math.abs(j - this.xRot) >= 1;
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@@ -173,9 +177,11 @@ public class EntityTrackerEntry {
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// CraftBukkit end
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if (this.tickCounter > 0 || this.tracker instanceof EntityArrow) {
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- long k = PacketPlayOutEntity.a(vec3d.x);
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- long l = PacketPlayOutEntity.a(vec3d.y);
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- long i1 = PacketPlayOutEntity.a(vec3d.z);
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+ // Paper start - remove allocation of Vec3D here
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+ long k = PacketPlayOutEntity.a(vec3d_dx);
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+ long l = PacketPlayOutEntity.a(vec3d_dy);
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+ long i1 = PacketPlayOutEntity.a(vec3d_dz);
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+ // Paper end - remove allocation of Vec3D here
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boolean flag4 = k < -32768L || k > 32767L || l < -32768L || l > 32767L || i1 < -32768L || i1 > 32767L;
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if (!flag4 && this.o <= 400 && !this.q && this.r == this.tracker.isOnGround()) {
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diff --git a/src/main/java/net/minecraft/server/level/PlayerChunkMap.java b/src/main/java/net/minecraft/server/level/PlayerChunkMap.java
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index 5538d97e237e448a7d3eb76a57609980c3a6bddb..ede47aaaace80280756fe4463def1ea26792c9e4 100644
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--- a/src/main/java/net/minecraft/server/level/PlayerChunkMap.java
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+++ b/src/main/java/net/minecraft/server/level/PlayerChunkMap.java
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@@ -2227,9 +2227,14 @@ Sections go from 0..16. Now whenever a section is not empty, it can potentially
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public void updatePlayer(EntityPlayer entityplayer) {
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org.spigotmc.AsyncCatcher.catchOp("player tracker update"); // Spigot
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if (entityplayer != this.tracker) {
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- Vec3D vec3d = entityplayer.getPositionVector().d(this.tracker.getPositionVector()); // MC-155077, SPIGOT-5113
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+ // Paper start - remove allocation of Vec3D here
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+ //Vec3D vec3d = entityplayer.getPositionVector().d(this.tracker.getPositionVector()); // MC-155077, SPIGOT-5113
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+ double vec3d_dx = entityplayer.locX() - this.tracker.locX();
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+ double vec3d_dy = entityplayer.locY() - this.tracker.locY();
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+ double vec3d_dz = entityplayer.locZ() - this.tracker.locZ();
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+ // Paper end - remove allocation of Vec3D here
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int i = Math.min(this.b(), (PlayerChunkMap.this.viewDistance - 1) * 16);
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- boolean flag = vec3d.x >= (double) (-i) && vec3d.x <= (double) i && vec3d.z >= (double) (-i) && vec3d.z <= (double) i && this.tracker.a(entityplayer);
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+ 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
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if (flag) {
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boolean flag1 = this.tracker.attachedToPlayer;
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