PaperMC/patches/unapplied/server/0664-Improve-boat-collision-performance.patch
2023-03-14 18:11:24 +01:00

70 lines
4.2 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <Spottedleaf@users.noreply.github.com>
Date: Mon, 2 Aug 2021 10:10:40 +0200
Subject: [PATCH] Improve boat collision performance
diff --git a/src/main/java/net/minecraft/Util.java b/src/main/java/net/minecraft/Util.java
index 8120739e2a7c4c86ecb7058f08bd8179d3a943b8..439ae035d8b2787916e017e2636115b5455811f1 100644
--- a/src/main/java/net/minecraft/Util.java
+++ b/src/main/java/net/minecraft/Util.java
@@ -112,6 +112,7 @@ public class Util {
}).findFirst().orElseThrow(() -> {
return new IllegalStateException("No jar file system provider found");
});
+ public static final double COLLISION_EPSILON = 1.0E-7; // Paper
private static Consumer<String> thePauser = (message) -> {
};
diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
index 7aedcb9e29873f5360b24cbcc3d87c0da581b2e5..b7cc5fb5798d703124e08afc850c24afb2d6ee69 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -1340,7 +1340,7 @@ public abstract class LivingEntity extends Entity {
if (!source.isProjectile()) {
Entity entity = source.getDirectEntity();
- if (entity instanceof LivingEntity) {
+ if (entity instanceof LivingEntity && entity.distanceToSqr(this) <= (200.0D * 200.0D)) { // Paper
LivingEntity entityliving = (LivingEntity) entity;
this.blockUsingShield(entityliving);
@@ -1450,11 +1450,12 @@ public abstract class LivingEntity extends Entity {
}
if (entity1 != null && !source.isExplosion()) {
- double d0 = entity1.getX() - this.getX();
+ final boolean far = entity1.distanceToSqr(this) > (200.0 * 200.0); // Paper
+ double d0 = far ? (Math.random() - Math.random()) : entity1.getX() - this.getX(); // Paper
double d1;
- for (d1 = entity1.getZ() - this.getZ(); d0 * d0 + d1 * d1 < 1.0E-4D; d1 = (Math.random() - Math.random()) * 0.01D) {
+ for (d1 = far ? Math.random() - Math.random() : entity1.getZ() - this.getZ(); d0 * d0 + d1 * d1 < 1.0E-4D; d1 = (Math.random() - Math.random()) * 0.01D) { // Paper
d0 = (Math.random() - Math.random()) * 0.01D;
}
@@ -2179,7 +2180,7 @@ public abstract class LivingEntity extends Entity {
this.hurtCurrentlyUsedShield((float) -event.getDamage(DamageModifier.BLOCKING));
Entity entity = damagesource.getDirectEntity();
- if (entity instanceof LivingEntity) {
+ if (entity instanceof LivingEntity && entity.distanceToSqr(this) <= (200.0D * 200.0D)) { // Paper
this.blockUsingShield((LivingEntity) entity);
}
}
diff --git a/src/main/java/net/minecraft/world/entity/vehicle/Boat.java b/src/main/java/net/minecraft/world/entity/vehicle/Boat.java
index e102410bd4c657a8bf0f55a3cbd5e8ec7e6306b0..85e1892866cd2ee0cec1552b8541c1f800bdf68c 100644
--- a/src/main/java/net/minecraft/world/entity/vehicle/Boat.java
+++ b/src/main/java/net/minecraft/world/entity/vehicle/Boat.java
@@ -705,8 +705,8 @@ public class Boat extends Entity implements VariantHolder<Boat.Type> {
this.invFriction = 0.05F;
if (this.oldStatus == Boat.Status.IN_AIR && this.status != Boat.Status.IN_AIR && this.status != Boat.Status.ON_LAND) {
this.waterLevel = this.getY(1.0D);
- this.setPos(this.getX(), (double) (this.getWaterLevelAbove() - this.getBbHeight()) + 0.101D, this.getZ());
- this.setDeltaMovement(this.getDeltaMovement().multiply(1.0D, 0.0D, 1.0D));
+ this.move(MoverType.SELF, new Vec3(0.0, ((double) (this.getWaterLevelAbove() - this.getBbHeight()) + 0.101D) - this.getY(), 0.0)); // Paper
+ this.setDeltaMovement(this.getDeltaMovement().multiply(1.0D, 0.0D, 1.0D)); // Paper
this.lastYd = 0.0D;
this.status = Boat.Status.IN_WATER;
} else {