Paper/patches/server/0243-Add-ray-tracing-methods-to-LivingEntity.patch

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: BillyGalbreath <Blake.Galbreath@GMail.com>
Date: Mon, 3 Sep 2018 18:20:03 -0500
Subject: [PATCH] Add ray tracing methods to LivingEntity
diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
index 8baf8f715d68c96133085d625599ab2aa30bb83c..12e205a01366a5825fd1b99097f1cef75dc0408e 100644
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--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -3938,6 +3938,19 @@ public abstract class LivingEntity extends Entity implements Attackable {
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}
// Paper start - Make shield blocking delay configurable
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+ public HitResult getRayTrace(int maxDistance, ClipContext.Fluid fluidCollisionOption) {
+ if (maxDistance < 1 || maxDistance > 120) {
+ throw new IllegalArgumentException("maxDistance must be between 1-120");
+ }
+
+ Vec3 start = new Vec3(getX(), getY() + getEyeHeight(), getZ());
+ org.bukkit.util.Vector dir = getBukkitEntity().getLocation().getDirection().multiply(maxDistance);
+ Vec3 end = new Vec3(start.x + dir.getX(), start.y + dir.getY(), start.z + dir.getZ());
+ ClipContext raytrace = new ClipContext(start, end, ClipContext.Block.OUTLINE, fluidCollisionOption, this);
+
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+ return this.level().clip(raytrace);
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+ }
+
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public int shieldBlockingDelay = this.level().paperConfig().misc.shieldBlockingDelay;
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public int getShieldBlockingDelay() {
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 bd5b535663935dc8f4a2a8f5c233c1c720400bd7..fa2cb4820698d4f0f317d7abd14216bdd54143a7 100644
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--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
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@@ -200,6 +200,33 @@ public class CraftLivingEntity extends CraftEntity implements LivingEntity {
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return blocks.get(0);
}
+ // Paper start
+ @Override
+ public Block getTargetBlock(int maxDistance, com.destroystokyo.paper.block.TargetBlockInfo.FluidMode fluidMode) {
+ return this.getTargetBlockExact(maxDistance, fluidMode.bukkit);
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+ }
+
+ @Override
+ public org.bukkit.block.BlockFace getTargetBlockFace(int maxDistance, com.destroystokyo.paper.block.TargetBlockInfo.FluidMode fluidMode) {
+ return this.getTargetBlockFace(maxDistance, fluidMode.bukkit);
+ }
+
+ @Override
+ public org.bukkit.block.BlockFace getTargetBlockFace(int maxDistance, org.bukkit.FluidCollisionMode fluidMode) {
+ RayTraceResult result = this.rayTraceBlocks(maxDistance, fluidMode);
+ return result != null ? result.getHitBlockFace() : null;
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+ }
+
+ @Override
+ public com.destroystokyo.paper.block.TargetBlockInfo getTargetBlockInfo(int maxDistance, com.destroystokyo.paper.block.TargetBlockInfo.FluidMode fluidMode) {
+ RayTraceResult result = this.rayTraceBlocks(maxDistance, fluidMode.bukkit);
+ if (result != null && result.getHitBlock() != null && result.getHitBlockFace() != null) {
+ return new com.destroystokyo.paper.block.TargetBlockInfo(result.getHitBlock(), result.getHitBlockFace());
+ }
+ return null;
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+ }
+ // Paper end
+
@Override
public List<Block> getLastTwoTargetBlocks(Set<Material> transparent, int maxDistance) {
return this.getLineOfSight(transparent, maxDistance, 2);