Paper/Spigot-Server-Patches/0344-Add-ray-tracing-methods-to-LivingEntity.patch

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From e0d5ee78d679bbe31ac7225c463063d798b1084d 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/server/EntityLiving.java b/src/main/java/net/minecraft/server/EntityLiving.java
index cb32d64bd..6367fdd46 100644
--- a/src/main/java/net/minecraft/server/EntityLiving.java
+++ b/src/main/java/net/minecraft/server/EntityLiving.java
@@ -2817,6 +2817,22 @@ public abstract class EntityLiving extends Entity {
}
// Paper start
+ public MovingObjectPosition getRayTrace(int maxDistance) {
+ return getRayTrace(maxDistance, FluidCollisionOption.NEVER);
+ }
+
+ public MovingObjectPosition getRayTrace(int maxDistance, FluidCollisionOption fluidCollisionOption) {
+ if (maxDistance < 1 || maxDistance > 120) {
+ throw new IllegalArgumentException("maxDistance must be between 1-120");
+ }
+
+ Vec3D start = new Vec3D(locX, locY + getHeadHeight(), locZ);
+ org.bukkit.util.Vector dir = getBukkitEntity().getLocation().getDirection().multiply(maxDistance);
+ Vec3D end = new Vec3D(start.x + dir.getX(), start.y + dir.getY(), start.z + dir.getZ());
+
+ return world.rayTrace(start, end, fluidCollisionOption);
+ }
+
public int shieldBlockingDelay = world.paperConfig.shieldBlockingDelay;
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
index 52834b6da..eeab59379 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
2018-10-27 06:02:22 +02:00
@@ -171,6 +171,23 @@ public class CraftLivingEntity extends CraftEntity implements LivingEntity {
return blocks.get(0);
}
+ // Paper start
+ public Block getTargetBlock(int maxDistance, com.destroystokyo.paper.block.TargetBlockInfo.FluidMode fluidMode) {
+ net.minecraft.server.MovingObjectPosition rayTrace = getHandle().getRayTrace(maxDistance, net.minecraft.server.MCUtil.getNMSFluidCollisionOption(fluidMode));
+ return rayTrace == null ? null : org.bukkit.craftbukkit.block.CraftBlock.at(getHandle().world, rayTrace.getBlockPosition());
+ }
+
+ public org.bukkit.block.BlockFace getTargetBlockFace(int maxDistance, com.destroystokyo.paper.block.TargetBlockInfo.FluidMode fluidMode) {
+ net.minecraft.server.MovingObjectPosition rayTrace = getHandle().getRayTrace(maxDistance, net.minecraft.server.MCUtil.getNMSFluidCollisionOption(fluidMode));
+ return rayTrace == null ? null : net.minecraft.server.MCUtil.toBukkitBlockFace(rayTrace.direction);
+ }
+
+ public com.destroystokyo.paper.block.TargetBlockInfo getTargetBlockInfo(int maxDistance, com.destroystokyo.paper.block.TargetBlockInfo.FluidMode fluidMode) {
+ net.minecraft.server.MovingObjectPosition rayTrace = getHandle().getRayTrace(maxDistance, net.minecraft.server.MCUtil.getNMSFluidCollisionOption(fluidMode));
+ return rayTrace == null ? null : new com.destroystokyo.paper.block.TargetBlockInfo(org.bukkit.craftbukkit.block.CraftBlock.at(getHandle().world, rayTrace.getBlockPosition()), net.minecraft.server.MCUtil.toBukkitBlockFace(rayTrace.direction));
+ }
+ // Paper end
+
public List<Block> getLastTwoTargetBlocks(Set<Material> transparent, int maxDistance) {
return getLineOfSight(transparent, maxDistance, 2);
}
--
2.21.0