PaperMC/patches/server/0699-Improve-boat-collision-performance.patch

70 lines
4.1 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <spottedleaf@spottedleaf.dev>
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 6c87ad6e015729db5b10f795b59aa785dff4368a..4605e80bb7dc5408daafb5ccba52efa138ca7cdd 100644
--- a/src/main/java/net/minecraft/Util.java
+++ b/src/main/java/net/minecraft/Util.java
@@ -84,6 +84,7 @@ 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 = (string) -> {
};
diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
index 91b81a72f6bba408b7885ea23589746bc4c947b2..fba2239a33c5510581e9a09cf670499e51127479 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -1315,7 +1315,7 @@ 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
this.blockUsingShield((LivingEntity) entity);
}
}
@@ -1423,11 +1423,12 @@ public abstract class LivingEntity extends Entity {
}
if (entity1 != null) {
- 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;
}
@@ -2106,7 +2107,7 @@ 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 c3d111204601270b57389e1f85456a9e2ada4629..b967177cb10041f96831322c311579e409050e88 100644
--- a/src/main/java/net/minecraft/world/entity/vehicle/Boat.java
+++ b/src/main/java/net/minecraft/world/entity/vehicle/Boat.java
@@ -687,8 +687,8 @@ public class Boat extends Entity {
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 {