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"It was from a different time before books were as jank as they are now. As time has gone on they've only proven to be worse and worse."
75 lines
4.3 KiB
Diff
75 lines
4.3 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] Add more line of sight methods
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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 76400ad859d478139b9fd0433dca2a98ae49d2db..58b36ed797476f3cec78529e09e913ebb791c5e3 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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@@ -3424,6 +3424,7 @@ public abstract class LivingEntity extends Entity {
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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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+ // Paper - diff on change - used in CraftLivingEntity#hasLineOfSight(Location) and CraftWorld#lineOfSightExists
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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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}
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}
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diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
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index 2247d1c7c7dd1c225c511b44d6aeb5c3e75bdb2a..1cc8a85ae69c98987ab516418808b688c266711c 100644
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--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
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+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
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@@ -330,6 +330,18 @@ public class CraftWorld implements World {
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public io.papermc.paper.world.MoonPhase getMoonPhase() {
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return io.papermc.paper.world.MoonPhase.getPhase(getFullTime() / 24000L);
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}
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+
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+ @Override
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+ public boolean lineOfSightExists(Location from, Location to) {
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+ Validate.notNull(from, "from parameter in lineOfSightExists cannot be null");
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+ Validate.notNull(to, "to parameter in lineOfSightExists cannot be null");
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+ if (from.getWorld() != to.getWorld()) return false;
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+ Vec3 vec3d = new Vec3(from.getX(), from.getY(), from.getZ());
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+ Vec3 vec3d1 = new Vec3(to.getX(), to.getY(), to.getZ());
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+ if (vec3d1.distanceTo(vec3d) > 128.0D) return false;
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+
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+ return this.getHandle().clip(new ClipContext(vec3d, vec3d1, ClipContext.Block.COLLIDER, ClipContext.Fluid.NONE, null)).getType() == HitResult.Type.MISS;
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+ }
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// Paper end
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private static final Random rand = new Random();
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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 526beeac806d65c53c117be7702ce6cc3c6ec1c1..53b61b609361c305fb8d1f1a8700e81ce139fde4 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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@@ -29,6 +29,9 @@ import net.minecraft.world.entity.projectile.ThrownEgg;
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import net.minecraft.world.entity.projectile.ThrownEnderpearl;
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import net.minecraft.world.entity.projectile.ThrownExperienceBottle;
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import net.minecraft.world.entity.projectile.ThrownTrident;
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+import net.minecraft.world.level.ClipContext;
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+import net.minecraft.world.phys.HitResult;
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+import net.minecraft.world.phys.Vec3;
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import org.apache.commons.lang.Validate;
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import org.bukkit.FluidCollisionMode;
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import org.bukkit.Location;
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@@ -541,6 +544,18 @@ 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()) return false;
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+ Vec3 vec3d = new Vec3(this.getHandle().getX(), this.getHandle().getEyeY(), this.getHandle().getZ());
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+ Vec3 vec3d1 = new Vec3(loc.getX(), loc.getY(), loc.getZ());
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+ if (vec3d1.distanceTo(vec3d) > 128.0D) return false;
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+
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+ return this.getHandle().level.clip(new ClipContext(vec3d, vec3d1, ClipContext.Block.COLLIDER, ClipContext.Fluid.NONE, this.getHandle())).getType() == 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()).persistenceRequired;
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