Paper/Spigot-Server-Patches/0304-Add-ray-tracing-methods-to-LivingEntity.patch
2019-05-05 04:33:40 -07:00

65 lines
3.6 KiB
Diff

From b3fc29ee0ac0e56b2a3267a9b3bcd9e7b3e05bb8 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 2ed2960c5..064703afe 100644
--- a/src/main/java/net/minecraft/server/EntityLiving.java
+++ b/src/main/java/net/minecraft/server/EntityLiving.java
@@ -3170,6 +3170,22 @@ public abstract class EntityLiving extends Entity {
this.c(enumhand == EnumHand.MAIN_HAND ? EnumItemSlot.MAINHAND : EnumItemSlot.OFFHAND);
}
// 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 29b23e30f..863802187 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
@@ -170,6 +170,23 @@ 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