75 Zeilen
4.7 KiB
Diff
75 Zeilen
4.7 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: TwoLeggedCat <80929284+TwoLeggedCat@users.noreply.github.com>
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Date: Sat, 29 May 2021 14:33:25 -0500
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Subject: [PATCH] Line Of Sight Changes
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diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
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index 32e82bd01bcbbedd6609a482be6c7f2f35fccc10..9aa38a42d41a5092186c4eb6188752b5729796e9 100644
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--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
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+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
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@@ -3726,7 +3726,8 @@ public abstract class LivingEntity extends Entity implements Attackable {
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Vec3 vec3d = new Vec3(this.getX(), this.getEyeY(), this.getZ());
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Vec3 vec3d1 = new Vec3(entity.getX(), entity.getEyeY(), entity.getZ());
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- 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;
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+ // Paper - diff on change - used in CraftLivingEntity#hasLineOfSight(Location) and CraftWorld#lineOfSightExists
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+ return vec3d1.distanceToSqr(vec3d) > 128.0D * 128.0D ? false : this.level().clip(new ClipContext(vec3d, vec3d1, ClipContext.Block.COLLIDER, ClipContext.Fluid.NONE, this)).getType() == HitResult.Type.MISS; // Paper - Perf: Use distance squared
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}
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}
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diff --git a/src/main/java/org/bukkit/craftbukkit/CraftRegionAccessor.java b/src/main/java/org/bukkit/craftbukkit/CraftRegionAccessor.java
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index 04a39cb6c13c26e2cb1d73a9da98df5d04df69bc..5d137f8c42356359701e1bea7525f82c018b502c 100644
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--- a/src/main/java/org/bukkit/craftbukkit/CraftRegionAccessor.java
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+++ b/src/main/java/org/bukkit/craftbukkit/CraftRegionAccessor.java
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@@ -520,5 +520,21 @@ public abstract class CraftRegionAccessor implements RegionAccessor {
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public org.bukkit.NamespacedKey getKey() {
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return org.bukkit.craftbukkit.util.CraftNamespacedKey.fromMinecraft(this.getHandle().getLevel().dimension().location());
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}
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+
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+ public boolean lineOfSightExists(Location from, Location to) {
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+ Preconditions.checkArgument(from != null, "from parameter in lineOfSightExists cannot be null");
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+ Preconditions.checkArgument(to != null, "to parameter in lineOfSightExists cannot be null");
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+ if (from.getWorld() != to.getWorld()) {
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+ return false;
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+ }
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+
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+ net.minecraft.world.phys.Vec3 start = new net.minecraft.world.phys.Vec3(from.getX(), from.getY(), from.getZ());
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+ net.minecraft.world.phys.Vec3 end = new net.minecraft.world.phys.Vec3(to.getX(), to.getY(), to.getZ());
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+ if (end.distanceToSqr(start) > 128D * 128D) {
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+ return false; // Return early if the distance is greater than 128 blocks
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+ }
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+
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+ return this.getHandle().clip(new net.minecraft.world.level.ClipContext(start, end, net.minecraft.world.level.ClipContext.Block.COLLIDER, net.minecraft.world.level.ClipContext.Fluid.NONE, net.minecraft.world.phys.shapes.CollisionContext.empty())).getType() == net.minecraft.world.phys.HitResult.Type.MISS;
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+ }
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// Paper end
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}
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diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
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index fe827bd8c847e6a4dccf6af5f5e7e73ed40e0beb..f68754e2ca352583f09e1d80cebf6eb11eb71eeb 100644
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--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
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+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
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@@ -629,6 +629,23 @@ public class CraftLivingEntity extends CraftEntity implements LivingEntity {
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return this.getHandle().hasLineOfSight(((CraftEntity) other).getHandle());
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}
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+ // Paper start
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+ @Override
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+ public boolean hasLineOfSight(Location loc) {
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+ if (this.getHandle().level() != ((CraftWorld) loc.getWorld()).getHandle()) {
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+ return false;
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+ }
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+
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+ net.minecraft.world.phys.Vec3 start = new net.minecraft.world.phys.Vec3(this.getHandle().getX(), this.getHandle().getEyeY(), this.getHandle().getZ());
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+ net.minecraft.world.phys.Vec3 end = new net.minecraft.world.phys.Vec3(loc.getX(), loc.getY(), loc.getZ());
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+ if (end.distanceToSqr(start) > 128D * 128D) {
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+ return false; // Return early if the distance is greater than 128 blocks
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+ }
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+
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+ return this.getHandle().level().clipDirect(start, end, net.minecraft.world.phys.shapes.CollisionContext.of(this.getHandle())) == net.minecraft.world.phys.HitResult.Type.MISS;
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+ }
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+ // Paper end
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+
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@Override
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public boolean getRemoveWhenFarAway() {
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return this.getHandle() instanceof Mob && !((Mob) this.getHandle()).isPersistenceRequired();
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