Readd remove vec allocations diff (#7930)

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Owen 2022-06-11 04:30:20 -04:00 committed by GitHub
parent f8beab5e5e
commit c80df849c2
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6 changed files with 40 additions and 47 deletions

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@ -1,39 +0,0 @@
1.19: the position vectors aren't the same for all entities here. Can maybe just handle them differently
I think only Paintings are different
Part of this patch was merged, see the same name
diff --git a/src/main/java/net/minecraft/server/level/ServerEntity.java b/src/main/java/net/minecraft/server/level/ServerEntity.java
index 5e3f489964489e0facc93a823a1cb84b4c8abce7..1a4350b40d15edba998e3dee5f16cde4e9f50759 100644
--- a/src/main/java/net/minecraft/server/level/ServerEntity.java
+++ b/src/main/java/net/minecraft/server/level/ServerEntity.java
@@ -143,8 +143,12 @@ public class ServerEntity {
++this.teleportDelay;
i = Mth.floor(this.entity.getYRot() * 256.0F / 360.0F);
j = Mth.floor(this.entity.getXRot() * 256.0F / 360.0F);
- Vec3 vec3d = this.entity.position().subtract(ClientboundMoveEntityPacket.packetToEntity(this.xp, this.yp, this.zp));
- boolean flag1 = vec3d.lengthSqr() >= 7.62939453125E-6D;
+ // Paper start - reduce allocation of Vec3D here
+ double vec3d_dx = this.entity.getX() - 2.44140625E-4D*(this.xp);
+ double vec3d_dy = this.entity.getY() - 2.44140625E-4D*(this.yp);
+ double vec3d_dz = this.entity.getZ() - 2.44140625E-4D*(this.zp);
+ 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.tickCount % 60 == 0;
boolean flag3 = Math.abs(i - this.yRotp) >= 1 || Math.abs(j - this.xRotp) >= 1;
@@ -161,9 +165,11 @@ public class ServerEntity {
// CraftBukkit end
if (this.tickCount > 0 || this.entity instanceof AbstractArrow) {
- long k = ClientboundMoveEntityPacket.entityToPacket(vec3d.x);
- long l = ClientboundMoveEntityPacket.entityToPacket(vec3d.y);
- long i1 = ClientboundMoveEntityPacket.entityToPacket(vec3d.z);
+ // Paper start - remove allocation of Vec3D here
+ long k = ClientboundMoveEntityPacket.entityToPacket(vec3d_dx);
+ long l = ClientboundMoveEntityPacket.entityToPacket(vec3d_dy);
+ long i1 = ClientboundMoveEntityPacket.entityToPacket(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.teleportDelay <= 400 && !this.wasRiding && this.wasOnGround == this.entity.isOnGround()) {

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@ -4,6 +4,19 @@ 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/network/protocol/game/VecDeltaCodec.java b/src/main/java/net/minecraft/network/protocol/game/VecDeltaCodec.java
index 3167f5c6be39757e3cc42cbb17ab0cf13a2fe470..3768a71491ef7836b9739bdaec7a077c523dbacd 100644
--- a/src/main/java/net/minecraft/network/protocol/game/VecDeltaCodec.java
+++ b/src/main/java/net/minecraft/network/protocol/game/VecDeltaCodec.java
@@ -5,7 +5,7 @@ import net.minecraft.world.phys.Vec3;
public class VecDeltaCodec {
private static final double TRUNCATION_STEPS = 4096.0D;
- private Vec3 base = Vec3.ZERO;
+ public Vec3 base = Vec3.ZERO; // Paper
private static long encode(double value) {
return Mth.lfloor(value * 4096.0D);
diff --git a/src/main/java/net/minecraft/server/level/ChunkMap.java b/src/main/java/net/minecraft/server/level/ChunkMap.java
index 4aebad2b6a7b70b335b7aa1d87d7d2383861e587..fa6329b04ca185c7b12f2d782f109b94b19f9cc6 100644
--- a/src/main/java/net/minecraft/server/level/ChunkMap.java
@ -24,3 +37,22 @@ index 4aebad2b6a7b70b335b7aa1d87d7d2383861e587..fa6329b04ca185c7b12f2d782f109b94
double d2 = d0 * d0;
boolean flag = d1 <= d2 && this.entity.broadcastToPlayer(player);
diff --git a/src/main/java/net/minecraft/server/level/ServerEntity.java b/src/main/java/net/minecraft/server/level/ServerEntity.java
index 7881176a900daa3306c691454f688c1f79b73475..ddc5b4849939a96b76611cfa1cd34c06c7acc0f8 100644
--- a/src/main/java/net/minecraft/server/level/ServerEntity.java
+++ b/src/main/java/net/minecraft/server/level/ServerEntity.java
@@ -147,7 +147,13 @@ public class ServerEntity {
i = Mth.floor(this.entity.getYRot() * 256.0F / 360.0F);
j = Mth.floor(this.entity.getXRot() * 256.0F / 360.0F);
Vec3 vec3d = this.entity.trackingPosition();
- boolean flag1 = this.positionCodec.delta(vec3d).lengthSqr() >= 7.62939453125E-6D;
+ // Paper start - reduce allocation of Vec3D here
+ Vec3 base = this.positionCodec.base;
+ double vec3d_dx = vec3d.x - base.x;
+ double vec3d_dy = vec3d.y - base.y;
+ double vec3d_dz = vec3d.z - base.z;
+ 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.tickCount % 60 == 0;
boolean flag3 = Math.abs(i - this.yRotp) >= 1 || Math.abs(j - this.xRotp) >= 1;

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@ -9,10 +9,10 @@ Configurable under
`send-full-pos-for-hard-colliding-entities`
diff --git a/src/main/java/net/minecraft/server/level/ServerEntity.java b/src/main/java/net/minecraft/server/level/ServerEntity.java
index 8988561facae5c41dc64929d742316b104ddbbfa..01ee5eb27571847fff6e8cbd5b32b823121ccb8b 100644
index c84ec3b93f2783de7a2815f23a9f1de89c1ab109..cc418554b655ea4111631e4a1abf69776e150e7c 100644
--- a/src/main/java/net/minecraft/server/level/ServerEntity.java
+++ b/src/main/java/net/minecraft/server/level/ServerEntity.java
@@ -158,7 +158,7 @@ public class ServerEntity {
@@ -164,7 +164,7 @@ public class ServerEntity {
long i1 = this.positionCodec.encodeZ(vec3d);
boolean flag4 = k < -32768L || k > 32767L || l < -32768L || l > 32767L || i1 < -32768L || i1 > 32767L;

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@ -18,10 +18,10 @@ index 0c79613597e9ed1fbeeb36e9cb60a70bbda17bb9..79593d42ef881aa96eab7ea1e50683fa
@Override
diff --git a/src/main/java/net/minecraft/server/level/ServerEntity.java b/src/main/java/net/minecraft/server/level/ServerEntity.java
index 01ee5eb27571847fff6e8cbd5b32b823121ccb8b..69c5145136c7d5303e9a1ad93fa981faf0033055 100644
index cc418554b655ea4111631e4a1abf69776e150e7c..319dfa82dff1fe188a52bed5aa2d39575853b793 100644
--- a/src/main/java/net/minecraft/server/level/ServerEntity.java
+++ b/src/main/java/net/minecraft/server/level/ServerEntity.java
@@ -303,7 +303,10 @@ public class ServerEntity {
@@ -309,7 +309,10 @@ public class ServerEntity {
ItemStack itemstack = ((LivingEntity) this.entity).getItemBySlot(enumitemslot);
if (!itemstack.isEmpty()) {

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@ -5,10 +5,10 @@ Subject: [PATCH] Hide unnecessary itemmeta from clients
diff --git a/src/main/java/net/minecraft/server/level/ServerEntity.java b/src/main/java/net/minecraft/server/level/ServerEntity.java
index 69c5145136c7d5303e9a1ad93fa981faf0033055..ed7004cb5f5aa6c330d3783cb7b4bfeaeb69aba2 100644
index 319dfa82dff1fe188a52bed5aa2d39575853b793..919758363c7b703cb200582768e68c97ce5c807a 100644
--- a/src/main/java/net/minecraft/server/level/ServerEntity.java
+++ b/src/main/java/net/minecraft/server/level/ServerEntity.java
@@ -305,7 +305,7 @@ public class ServerEntity {
@@ -311,7 +311,7 @@ public class ServerEntity {
if (!itemstack.isEmpty()) {
// Paper start - prevent oversized data
final ItemStack sanitized = LivingEntity.sanitizeItemStack(itemstack.copy(), false);

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@ -9,10 +9,10 @@ This excludes hanging entities, as this fix caused problematic behavior due to t
position field.
diff --git a/src/main/java/net/minecraft/server/level/ServerEntity.java b/src/main/java/net/minecraft/server/level/ServerEntity.java
index ed7004cb5f5aa6c330d3783cb7b4bfeaeb69aba2..946cde51334568c62d9546254a8d4e5d46d95324 100644
index 919758363c7b703cb200582768e68c97ce5c807a..3b144c820531122eb37d41be06c182b5f5dc0724 100644
--- a/src/main/java/net/minecraft/server/level/ServerEntity.java
+++ b/src/main/java/net/minecraft/server/level/ServerEntity.java
@@ -152,7 +152,7 @@ public class ServerEntity {
@@ -158,7 +158,7 @@ public class ServerEntity {
boolean flag2 = flag1 || this.tickCount % 60 == 0;
boolean flag3 = Math.abs(i - this.yRotp) >= 1 || Math.abs(j - this.xRotp) >= 1;