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Swapped out Vec3#distanceTo call with a Vec3#distanceToSqr call to remove calls to Math.sqrt

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Xemorr 2021-07-07 20:58:54 +01:00 committed by Nassim Jahnke
parent 5ff90b9381
commit 23d887b2a6
1 changed files with 10 additions and 8 deletions
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18
patches/server/0709-Add-more-line-of-sight-methods.patch → patches/server/0709-Line-Of-Sight-Changes.patch
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@ -1,23 +1,25 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: TwoLeggedCat <80929284+TwoLeggedCat@users.noreply.github.com>
Date: Sat, 29 May 2021 14:33:25 -0500
Subject: [PATCH] Add more line of sight methods
Subject: [PATCH] Line Of Sight Changes
diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
index 9f57ebcf4f1fafe38ebdf9b78f186e244853101d..0c38298ce04b28bb41b3c10b44b026a9b54c612b 100644
index 9f57ebcf4f1fafe38ebdf9b78f186e244853101d..02a944ee1ab3a0d8c8ed84d3ec4d9bc6fcdfb9bb 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -3430,6 +3430,7 @@ public abstract class LivingEntity extends Entity {
@@ -3430,7 +3430,8 @@ public abstract class LivingEntity extends Entity {
Vec3 vec3d = new Vec3(this.getX(), this.getEyeY(), this.getZ());
Vec3 vec3d1 = new Vec3(entity.getX(), entity.getEyeY(), entity.getZ());
- return vec3d1.distanceTo(vec3d) > 128.0D ? false : this.level.clip(new ClipContext(vec3d, vec3d1, ClipContext.Block.COLLIDER, ClipContext.Fluid.NONE, this)).getType() == HitResult.Type.MISS;
+ // Paper - diff on change - used in CraftLivingEntity#hasLineOfSight(Location) and CraftWorld#lineOfSightExists
return vec3d1.distanceTo(vec3d) > 128.0D ? false : this.level.clip(new ClipContext(vec3d, vec3d1, ClipContext.Block.COLLIDER, ClipContext.Fluid.NONE, this)).getType() == HitResult.Type.MISS;
+ return vec3d1.distanceToSqr(vec3d) > 128D * 128D ? false : this.level.clip(new ClipContext(vec3d, vec3d1, ClipContext.Block.COLLIDER, ClipContext.Fluid.NONE, this)).getType() == HitResult.Type.MISS; // Paper - use distanceToSqr
}
}
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
index 2247d1c7c7dd1c225c511b44d6aeb5c3e75bdb2a..1cc8a85ae69c98987ab516418808b688c266711c 100644
index 2247d1c7c7dd1c225c511b44d6aeb5c3e75bdb2a..50ab10f1a131ac35a2edff71dbe0b199d588bcc0 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
@@ -330,6 +330,18 @@ public class CraftWorld implements World {
@ -32,7 +34,7 @@ index 2247d1c7c7dd1c225c511b44d6aeb5c3e75bdb2a..1cc8a85ae69c98987ab516418808b688
+ if (from.getWorld() != to.getWorld()) return false;
+ Vec3 vec3d = new Vec3(from.getX(), from.getY(), from.getZ());
+ Vec3 vec3d1 = new Vec3(to.getX(), to.getY(), to.getZ());
+ if (vec3d1.distanceTo(vec3d) > 128.0D) return false;
+ if (vec3d1.distanceToSqr(vec3d) > 128D * 128D) return false; //Return early if the distance is greater than 128 blocks
+
+ return this.getHandle().clip(new ClipContext(vec3d, vec3d1, ClipContext.Block.COLLIDER, ClipContext.Fluid.NONE, null)).getType() == HitResult.Type.MISS;
+ }
@ -40,7 +42,7 @@ index 2247d1c7c7dd1c225c511b44d6aeb5c3e75bdb2a..1cc8a85ae69c98987ab516418808b688
private static final Random rand = new Random();
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
index 526beeac806d65c53c117be7702ce6cc3c6ec1c1..53b61b609361c305fb8d1f1a8700e81ce139fde4 100644
index 526beeac806d65c53c117be7702ce6cc3c6ec1c1..eed0abb13b4f27a55db577f1005193c81744d247 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
@@ -29,6 +29,9 @@ import net.minecraft.world.entity.projectile.ThrownEgg;
@ -63,7 +65,7 @@ index 526beeac806d65c53c117be7702ce6cc3c6ec1c1..53b61b609361c305fb8d1f1a8700e81c
+ if (this.getHandle().level != ((CraftWorld) loc.getWorld()).getHandle()) return false;
+ Vec3 vec3d = new Vec3(this.getHandle().getX(), this.getHandle().getEyeY(), this.getHandle().getZ());
+ Vec3 vec3d1 = new Vec3(loc.getX(), loc.getY(), loc.getZ());
+ if (vec3d1.distanceTo(vec3d) > 128.0D) return false;
+ if (vec3d1.distanceToSqr(vec3d) > 128D * 128D) return false; //Return early if the distance is greater than 128 blocks
+
+ return this.getHandle().level.clip(new ClipContext(vec3d, vec3d1, ClipContext.Block.COLLIDER, ClipContext.Fluid.NONE, this.getHandle())).getType() == HitResult.Type.MISS;
+ }