108 lines
5.2 KiB
Diff
108 lines
5.2 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Aikar <aikar@aikar.co>
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Date: Mon, 28 Mar 2016 21:22:26 -0400
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Subject: [PATCH] EntityPathfindEvent
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Fires when an Entity decides to start moving to a location.
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diff --git a/src/main/java/net/minecraft/world/entity/ai/navigation/Navigation.java b/src/main/java/net/minecraft/world/entity/ai/navigation/Navigation.java
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index 942e03578836524ba746bc37699677eb06cc7803..703d06b2b29f1500301d82df78dc377141085145 100644
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--- a/src/main/java/net/minecraft/world/entity/ai/navigation/Navigation.java
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+++ b/src/main/java/net/minecraft/world/entity/ai/navigation/Navigation.java
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@@ -75,7 +75,7 @@ public class Navigation extends NavigationAbstract {
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@Override
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public PathEntity a(Entity entity, int i) {
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- return this.a(entity.getChunkCoordinates(), i);
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+ return this.a(entity.getChunkCoordinates(), entity, i); // Paper - Forward target entity
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}
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private int u() {
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diff --git a/src/main/java/net/minecraft/world/entity/ai/navigation/NavigationAbstract.java b/src/main/java/net/minecraft/world/entity/ai/navigation/NavigationAbstract.java
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index 8848a7552a0ef3944560a71f71620c6bd0f08c10..58225877ce4f2533c19d34e143ae374dc289bce5 100644
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--- a/src/main/java/net/minecraft/world/entity/ai/navigation/NavigationAbstract.java
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+++ b/src/main/java/net/minecraft/world/entity/ai/navigation/NavigationAbstract.java
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@@ -10,6 +10,7 @@ import net.minecraft.core.BaseBlockPosition;
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import net.minecraft.core.BlockPosition;
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import net.minecraft.core.IPosition;
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import net.minecraft.network.protocol.game.PacketDebug;
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+import net.minecraft.server.MCUtil;
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import net.minecraft.util.MathHelper;
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import net.minecraft.world.entity.Entity;
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import net.minecraft.world.entity.EntityInsentient;
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@@ -28,7 +29,7 @@ import net.minecraft.world.phys.Vec3D;
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public abstract class NavigationAbstract {
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- protected final EntityInsentient a;
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+ protected final EntityInsentient a; public Entity getEntity() { return a; } // Paper - OBFHELPER
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protected final World b;
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@Nullable
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protected PathEntity c;
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@@ -115,16 +116,26 @@ public abstract class NavigationAbstract {
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@Nullable
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public PathEntity a(BlockPosition blockposition, int i) {
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- return this.a(ImmutableSet.of(blockposition), 8, false, i);
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+ // Paper start - add target parameter
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+ return this.a(blockposition, null, i);
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+ }
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+ @Nullable public PathEntity a(BlockPosition blockposition, Entity target, int i) {
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+ return this.a(ImmutableSet.of(blockposition), target, 8, false, i);
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+ // Paper end
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}
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@Nullable
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public PathEntity a(Entity entity, int i) {
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- return this.a(ImmutableSet.of(entity.getChunkCoordinates()), 16, true, i);
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+ return this.a(ImmutableSet.of(entity.getChunkCoordinates()), entity, 16, true, i); // Paper
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}
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@Nullable
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+ // Paper start - Add target
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protected PathEntity a(Set<BlockPosition> set, int i, boolean flag, int j) {
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+ return this.a(set, null, i, flag, j);
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+ }
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+ @Nullable protected PathEntity a(Set<BlockPosition> set, Entity target, int i, boolean flag, int j) {
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+ // Paper end
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if (set.isEmpty()) {
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return null;
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} else if (this.a.locY() < 0.0D) {
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@@ -134,6 +145,23 @@ public abstract class NavigationAbstract {
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} else if (this.c != null && !this.c.c() && set.contains(this.p)) {
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return this.c;
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} else {
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+ // Paper start - Pathfind event
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+ boolean copiedSet = false;
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+ for (BlockPosition possibleTarget : set) {
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+ if (!new com.destroystokyo.paper.event.entity.EntityPathfindEvent(getEntity().getBukkitEntity(),
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+ MCUtil.toLocation(getEntity().world, possibleTarget), target == null ? null : target.getBukkitEntity()).callEvent()) {
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+ if (!copiedSet) {
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+ copiedSet = true;
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+ set = new java.util.HashSet<>(set);
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+ }
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+ // note: since we copy the set this remove call is safe, since we're iterating over the old copy
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+ set.remove(possibleTarget);
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+ if (set.isEmpty()) {
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+ return null;
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+ }
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+ }
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+ }
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+ // Paper end
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this.b.getMethodProfiler().enter("pathfind");
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float f = (float) this.a.b(GenericAttributes.FOLLOW_RANGE);
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BlockPosition blockposition = flag ? this.a.getChunkCoordinates().up() : this.a.getChunkCoordinates();
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diff --git a/src/main/java/net/minecraft/world/entity/ai/navigation/NavigationFlying.java b/src/main/java/net/minecraft/world/entity/ai/navigation/NavigationFlying.java
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index 2e1efe7a048f64d494260d10a4ae5dba86af5e6c..f5664b8c0762f775f3cd106d156eb74b48bcedc2 100644
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--- a/src/main/java/net/minecraft/world/entity/ai/navigation/NavigationFlying.java
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+++ b/src/main/java/net/minecraft/world/entity/ai/navigation/NavigationFlying.java
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@@ -37,7 +37,7 @@ public class NavigationFlying extends NavigationAbstract {
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@Override
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public PathEntity a(Entity entity, int i) {
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- return this.a(entity.getChunkCoordinates(), i);
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+ return this.a(entity.getChunkCoordinates(), entity, i); // Paper - Forward target entity
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}
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@Override
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