100 lines
5.2 KiB
Diff
100 lines
5.2 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: BillyGalbreath <Blake.Galbreath@GMail.com>
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Date: Mon, 3 Sep 2018 18:20:03 -0500
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Subject: [PATCH] Add ray tracing methods to LivingEntity
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diff --git a/src/main/java/net/minecraft/world/entity/EntityLiving.java b/src/main/java/net/minecraft/world/entity/EntityLiving.java
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index a530f13526ef1ee947adb22e24d5c9afb705a01d..bfbfdeffe668ac3363ffdab2c5cb7b19217f55ea 100644
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--- a/src/main/java/net/minecraft/world/entity/EntityLiving.java
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+++ b/src/main/java/net/minecraft/world/entity/EntityLiving.java
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@@ -3608,6 +3608,23 @@ public abstract class EntityLiving extends Entity {
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this.broadcastItemBreak(enumhand == EnumHand.MAIN_HAND ? EnumItemSlot.MAINHAND : EnumItemSlot.OFFHAND);
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}
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// Paper start
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+ public MovingObjectPosition getRayTrace(int maxDistance) {
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+ return getRayTrace(maxDistance, RayTrace.FluidCollisionOption.NONE);
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+ }
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+
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+ public MovingObjectPosition getRayTrace(int maxDistance, RayTrace.FluidCollisionOption fluidCollisionOption) {
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+ if (maxDistance < 1 || maxDistance > 120) {
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+ throw new IllegalArgumentException("maxDistance must be between 1-120");
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+ }
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+
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+ Vec3D start = new Vec3D(locX(), locY() + getHeadHeight(), locZ());
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+ org.bukkit.util.Vector dir = getBukkitEntity().getLocation().getDirection().multiply(maxDistance);
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+ Vec3D end = new Vec3D(start.x + dir.getX(), start.y + dir.getY(), start.z + dir.getZ());
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+ RayTrace raytrace = new RayTrace(start, end, RayTrace.BlockCollisionOption.OUTLINE, fluidCollisionOption, this);
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+
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+ return world.rayTrace(raytrace);
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+ }
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+
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public int shieldBlockingDelay = world.paperConfig.shieldBlockingDelay;
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public int getShieldBlockingDelay() {
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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 a0b006f24829ff9f5754293fbe389d19a14dc001..194583522c53ae838dfc0ccfa49f906c1a628984 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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@@ -1,5 +1,6 @@
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package org.bukkit.craftbukkit.entity;
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+import com.destroystokyo.paper.block.TargetBlockInfo;
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import com.google.common.base.Preconditions;
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import com.google.common.collect.Sets;
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import java.util.ArrayList;
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@@ -8,6 +9,7 @@ import java.util.Iterator;
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import java.util.List;
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import java.util.Set;
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import java.util.UUID;
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+import net.minecraft.server.MCUtil;
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import net.minecraft.server.level.EntityPlayer;
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import net.minecraft.world.EnumHand;
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import net.minecraft.world.damagesource.DamageSource;
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@@ -40,6 +42,8 @@ import net.minecraft.world.entity.projectile.EntityThrownExpBottle;
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import net.minecraft.world.entity.projectile.EntityThrownTrident;
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import net.minecraft.world.entity.projectile.EntityTippedArrow;
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import net.minecraft.world.entity.projectile.EntityWitherSkull;
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+import net.minecraft.world.phys.MovingObjectPosition;
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+import net.minecraft.world.phys.MovingObjectPositionBlock;
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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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@@ -49,6 +53,7 @@ import org.bukkit.attribute.AttributeInstance;
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import org.bukkit.block.Block;
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import org.bukkit.craftbukkit.CraftServer;
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import org.bukkit.craftbukkit.CraftWorld;
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+import org.bukkit.craftbukkit.block.CraftBlock;
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import org.bukkit.craftbukkit.entity.memory.CraftMemoryKey;
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import org.bukkit.craftbukkit.entity.memory.CraftMemoryMapper;
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import org.bukkit.craftbukkit.inventory.CraftEntityEquipment;
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@@ -202,6 +207,28 @@ public class CraftLivingEntity extends CraftEntity implements LivingEntity {
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return blocks.get(0);
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}
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+ // Paper start
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+ @Override
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+ public Block getTargetBlock(int maxDistance, TargetBlockInfo.FluidMode fluidMode) {
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+ MovingObjectPosition rayTrace = getHandle().getRayTrace(maxDistance, MCUtil.getNMSFluidCollisionOption(fluidMode));
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+ return !(rayTrace instanceof MovingObjectPositionBlock) ? null : CraftBlock.at(getHandle().world, ((MovingObjectPositionBlock)rayTrace).getBlockPosition());
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+ }
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+
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+ @Override
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+ public org.bukkit.block.BlockFace getTargetBlockFace(int maxDistance, TargetBlockInfo.FluidMode fluidMode) {
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+ MovingObjectPosition rayTrace = getHandle().getRayTrace(maxDistance, MCUtil.getNMSFluidCollisionOption(fluidMode));
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+ return !(rayTrace instanceof MovingObjectPositionBlock) ? null : MCUtil.toBukkitBlockFace(((MovingObjectPositionBlock)rayTrace).getDirection());
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+ }
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+
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+ @Override
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+ public TargetBlockInfo getTargetBlockInfo(int maxDistance, TargetBlockInfo.FluidMode fluidMode) {
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+ MovingObjectPosition rayTrace = getHandle().getRayTrace(maxDistance, MCUtil.getNMSFluidCollisionOption(fluidMode));
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+ return !(rayTrace instanceof MovingObjectPositionBlock) ? null :
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+ new TargetBlockInfo(CraftBlock.at(getHandle().world, ((MovingObjectPositionBlock)rayTrace).getBlockPosition()),
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+ MCUtil.toBukkitBlockFace(((MovingObjectPositionBlock)rayTrace).getDirection()));
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+ }
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+ // Paper end
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+
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@Override
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public List<Block> getLastTwoTargetBlocks(Set<Material> transparent, int maxDistance) {
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return getLineOfSight(transparent, maxDistance, 2);
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