Mirror von
https://github.com/PaperMC/Paper.git
synchronisiert 2024-12-16 19:40:07 +01:00
185 Zeilen
8.7 KiB
Diff
185 Zeilen
8.7 KiB
Diff
From a4d33b7947cfca78f42e45ea096adcf82b4c4e23 Mon Sep 17 00:00:00 2001
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From: BillyGalbreath <Blake.Galbreath@GMail.com>
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Date: Sat, 22 Sep 2018 00:33:08 -0500
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Subject: [PATCH] Add LivingEntity#getTargetEntity
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diff --git a/src/main/java/net/minecraft/server/AxisAlignedBB.java b/src/main/java/net/minecraft/server/AxisAlignedBB.java
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index c5e541985f..d6a5c74079 100644
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--- a/src/main/java/net/minecraft/server/AxisAlignedBB.java
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+++ b/src/main/java/net/minecraft/server/AxisAlignedBB.java
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@@ -95,6 +95,7 @@ public class AxisAlignedBB {
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return new AxisAlignedBB(d3, d4, d5, d6, d7, d8);
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}
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+ public AxisAlignedBB expand(double x, double y, double z) { return b(x, y, z); } // Paper - OBFHELPER
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public AxisAlignedBB b(double d0, double d1, double d2) {
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double d3 = this.minX;
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double d4 = this.minY;
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@@ -124,6 +125,12 @@ public class AxisAlignedBB {
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return new AxisAlignedBB(d3, d4, d5, d6, d7, d8);
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}
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+ // Paper start
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+ public AxisAlignedBB grow(double d0) {
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+ return grow(d0, d0, d0);
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+ }
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+ // Paper end
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+
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public AxisAlignedBB grow(double d0, double d1, double d2) {
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double d3 = this.minX - d0;
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double d4 = this.minY - d1;
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@@ -181,6 +188,7 @@ public class AxisAlignedBB {
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return this.minX < d3 && this.maxX > d0 && this.minY < d4 && this.maxY > d1 && this.minZ < d5 && this.maxZ > d2;
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}
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+ public boolean contains(Vec3D vec3d) { return b(vec3d); } // Paper - OBFHELPER
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public boolean b(Vec3D vec3d) {
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return this.e(vec3d.x, vec3d.y, vec3d.z);
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}
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@@ -205,6 +213,7 @@ public class AxisAlignedBB {
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return this.g(-d0);
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}
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+ public MovingObjectPosition calculateIntercept(Vec3D vec3d, Vec3D vec3d1) { return b(vec3d, vec3d1); } // Paper - OBFHELPER
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@Nullable
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public MovingObjectPosition b(Vec3D vec3d, Vec3D vec3d1) {
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return this.a(vec3d, vec3d1, (BlockPosition) null);
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diff --git a/src/main/java/net/minecraft/server/Entity.java b/src/main/java/net/minecraft/server/Entity.java
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index 66947e3071..2f27af7f6e 100644
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--- a/src/main/java/net/minecraft/server/Entity.java
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+++ b/src/main/java/net/minecraft/server/Entity.java
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@@ -1533,6 +1533,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
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return new Vec3D((double) (f5 * f6), (double) (-f7), (double) (f4 * f6));
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}
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+ public Vec3D getEyePosition(float partialTicks) { return i(partialTicks); } // Paper - OBFHELPER
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public Vec3D i(float f) {
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if (f == 1.0F) {
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return new Vec3D(this.locX, this.locY + (double) this.getHeadHeight(), this.locZ);
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@@ -2196,10 +2197,12 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
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return this.bP().size() < 1;
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}
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+ public float getCollisionBorderSize() { return aM(); } // Paper - OBFHELPER
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public float aM() {
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return 0.0F;
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}
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+ public Vec3D getLookVec() { return aN(); } // Paper - OBFHELPER
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public Vec3D aN() {
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return this.d(this.pitch, this.yaw);
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}
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diff --git a/src/main/java/net/minecraft/server/EntityLiving.java b/src/main/java/net/minecraft/server/EntityLiving.java
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index 60aaf05475..710ad8b176 100644
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--- a/src/main/java/net/minecraft/server/EntityLiving.java
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+++ b/src/main/java/net/minecraft/server/EntityLiving.java
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@@ -3,6 +3,8 @@ package net.minecraft.server;
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import com.destroystokyo.paper.event.player.PlayerArmorChangeEvent;
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import com.google.common.base.Objects;
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import com.google.common.collect.Maps;
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+
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+import java.util.Arrays;
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import java.util.Collection;
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import java.util.ConcurrentModificationException;
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import java.util.Iterator;
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@@ -16,6 +18,8 @@ import org.apache.logging.log4j.Logger;
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// CraftBukkit start
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import java.util.ArrayList;
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+import java.util.stream.Collectors;
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+
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import com.google.common.base.Function;
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import com.google.common.collect.Lists;
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import org.bukkit.Location;
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@@ -2862,6 +2866,36 @@ public abstract class EntityLiving extends Entity {
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return world.rayTrace(start, end, fluidCollisionOption);
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}
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+ public MovingObjectPosition getTargetEntity(int maxDistance) {
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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 = getEyePosition(1.0F);
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+ Vec3D direction = getLookVec();
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+ Vec3D end = start.add(direction.x * maxDistance, direction.y * maxDistance, direction.z * maxDistance);
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+
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+ List<Entity> entityList = world.getEntities(this, getBoundingBox().expand(direction.x * maxDistance, direction.y * maxDistance, direction.z * maxDistance).grow(1.0D, 1.0D, 1.0D), IEntitySelector.notSpectator().and(Entity::isInteractable));
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+
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+ double distance = 0.0D;
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+ MovingObjectPosition rayTraceResult = null;
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+
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+ for (Entity entity : entityList) {
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+ AxisAlignedBB aabb = entity.getBoundingBox().grow((double) entity.getCollisionBorderSize());
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+ MovingObjectPosition rayTrace = aabb.calculateIntercept(start, end);
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+
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+ if (rayTrace != null) {
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+ double distanceTo = start.distanceSquared(rayTrace.pos);
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+ if (distanceTo < distance || distance == 0.0D) {
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+ rayTraceResult = new MovingObjectPosition(entity, rayTrace.pos);
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+ distance = distanceTo;
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+ }
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+ }
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+ }
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+
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+ return rayTraceResult;
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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/net/minecraft/server/IEntitySelector.java b/src/main/java/net/minecraft/server/IEntitySelector.java
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index f6916fd455..71f08d53c7 100644
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--- a/src/main/java/net/minecraft/server/IEntitySelector.java
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+++ b/src/main/java/net/minecraft/server/IEntitySelector.java
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@@ -19,6 +19,7 @@ public final class IEntitySelector {
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public static final Predicate<Entity> e = (entity) -> {
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return !(entity instanceof EntityHuman) || !((EntityHuman) entity).isSpectator() && !((EntityHuman) entity).u();
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};
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+ public static Predicate<Entity> notSpectator() { return f; } // Paper - OBFHELPER
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public static final Predicate<Entity> f = (entity) -> {
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return !(entity instanceof EntityHuman) || !((EntityHuman) entity).isSpectator();
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};
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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 eeab59379a..d6a4bc64ae 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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@@ -186,6 +186,33 @@ public class CraftLivingEntity extends CraftEntity implements LivingEntity {
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net.minecraft.server.MovingObjectPosition rayTrace = getHandle().getRayTrace(maxDistance, net.minecraft.server.MCUtil.getNMSFluidCollisionOption(fluidMode));
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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));
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}
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+
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+ public Entity getTargetEntity(int maxDistance, boolean ignoreBlocks) {
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+ net.minecraft.server.MovingObjectPosition rayTrace = rayTraceEntity(maxDistance, ignoreBlocks);
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+ return rayTrace == null ? null : rayTrace.entity.getBukkitEntity();
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+ }
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+
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+ public com.destroystokyo.paper.entity.TargetEntityInfo getTargetEntityInfo(int maxDistance, boolean ignoreBlocks) {
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+ net.minecraft.server.MovingObjectPosition rayTrace = rayTraceEntity(maxDistance, ignoreBlocks);
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+ return rayTrace == null ? null : new com.destroystokyo.paper.entity.TargetEntityInfo(rayTrace.entity.getBukkitEntity(), new org.bukkit.util.Vector(rayTrace.pos.x, rayTrace.pos.y, rayTrace.pos.z));
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+ }
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+
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+ public net.minecraft.server.MovingObjectPosition rayTraceEntity(int maxDistance, boolean ignoreBlocks) {
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+ net.minecraft.server.MovingObjectPosition rayTrace = getHandle().getTargetEntity(maxDistance);
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+ if (rayTrace == null) {
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+ return null;
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+ }
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+ if (!ignoreBlocks) {
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+ net.minecraft.server.MovingObjectPosition rayTraceBlocks = getHandle().getRayTrace(maxDistance, net.minecraft.server.FluidCollisionOption.NEVER);
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+ if (rayTraceBlocks != null) {
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+ net.minecraft.server.Vec3D eye = getHandle().getEyePosition(1.0F);
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+ if (eye.distanceSquared(rayTraceBlocks.pos) <= eye.distanceSquared(rayTrace.pos)) {
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+ return null;
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+ }
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+ }
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+ }
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+ return rayTrace;
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+ }
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// Paper end
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public List<Block> getLastTwoTargetBlocks(Set<Material> transparent, int maxDistance) {
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--
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2.20.1
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