Mirror von
https://github.com/PaperMC/Paper.git
synchronisiert 2024-12-16 03:20:07 +01:00
00be0b7b30
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 Bukkit Changes: d25437bc Update to Minecraft 1.18-pre8 CraftBukkit Changes: 5a39a236 Update to Minecraft 1.18-pre8 Spigot Changes: 7840c2af Update to Minecraft 1.18-pre8
61 Zeilen
4.2 KiB
Diff
61 Zeilen
4.2 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/ChunkMap.java b/src/main/java/net/minecraft/server/level/ChunkMap.java
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index ab0e3059e5d1e012f5c94d18aaebf218470d3be3..e8b68702d7f720ba9d2985984547d0dda9541d41 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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@@ -1856,9 +1856,13 @@ 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()); // MC-155077, SPIGOT-5113
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+ // Paper start - remove allocation of Vec3D here
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+ //Vec3 vec3d = player.position().subtract(this.entity.position()); // MC-155077, SPIGOT-5113
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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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diff --git a/src/main/java/net/minecraft/server/level/ServerEntity.java b/src/main/java/net/minecraft/server/level/ServerEntity.java
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index ceba19ea3bb9664899b83f82f28af06476b7ff56..f6b6ac1ab31c364646151866c54c9e46dee12516 100644
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--- a/src/main/java/net/minecraft/server/level/ServerEntity.java
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+++ b/src/main/java/net/minecraft/server/level/ServerEntity.java
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@@ -143,8 +143,12 @@ public class ServerEntity {
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++this.teleportDelay;
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i = Mth.floor(this.entity.getYRot() * 256.0F / 360.0F);
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j = Mth.floor(this.entity.getXRot() * 256.0F / 360.0F);
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- Vec3 vec3d = this.entity.position().subtract(ClientboundMoveEntityPacket.packetToEntity(this.xp, this.yp, this.zp));
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- boolean flag1 = vec3d.lengthSqr() >= 7.62939453125E-6D;
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+ // Paper start - reduce allocation of Vec3D here
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+ double vec3d_dx = this.entity.getX() - 2.44140625E-4D*(this.xp);
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+ double vec3d_dy = this.entity.getY() - 2.44140625E-4D*(this.yp);
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+ double vec3d_dz = this.entity.getZ() - 2.44140625E-4D*(this.zp);
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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.tickCount % 60 == 0;
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boolean flag3 = Math.abs(i - this.yRotp) >= 1 || Math.abs(j - this.xRotp) >= 1;
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@@ -161,9 +165,11 @@ public class ServerEntity {
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// CraftBukkit end
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if (this.tickCount > 0 || this.entity instanceof AbstractArrow) {
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- long k = ClientboundMoveEntityPacket.entityToPacket(vec3d.x);
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- long l = ClientboundMoveEntityPacket.entityToPacket(vec3d.y);
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- long i1 = ClientboundMoveEntityPacket.entityToPacket(vec3d.z);
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+ // Paper start - remove allocation of Vec3D here
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+ long k = ClientboundMoveEntityPacket.entityToPacket(vec3d_dx);
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+ long l = ClientboundMoveEntityPacket.entityToPacket(vec3d_dy);
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+ long i1 = ClientboundMoveEntityPacket.entityToPacket(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.teleportDelay <= 400 && !this.wasRiding && this.wasOnGround == this.entity.isOnGround()) {
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