geforkt von Mirrors/Paper
188 Zeilen
9.4 KiB
Diff
188 Zeilen
9.4 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: 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/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
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index af38b81df3f60163cafc341543ecad0865225943..413f715c98dc0a0953e60032ad1ebef2b0b3bbe3 100644
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--- a/src/main/java/net/minecraft/world/entity/Entity.java
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+++ b/src/main/java/net/minecraft/world/entity/Entity.java
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@@ -1504,6 +1504,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, ne
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return this.c(f - 90.0F, f1);
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}
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+ public final Vec3D getEyePosition(float partialTicks) { return j(partialTicks); } // Paper - OBFHELPER
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public final Vec3D j(float f) {
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if (f == 1.0F) {
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return new Vec3D(this.locX(), this.getHeadY(), this.locZ());
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@@ -2154,6 +2155,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, ne
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return this.getPassengers().size() < 1;
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}
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+ public final float getCollisionBorderSize() { return bg(); } // Paper - OBFHELPER
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public float bg() {
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return 0.0F;
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}
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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 32a2d6fd22ba69694a2f620174f618a95964074d..4e2039e46741e8a09f3af7d3d9e98ef7a5b27abc 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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@@ -108,6 +108,7 @@ import net.minecraft.world.level.storage.loot.parameters.LootContextParameterSet
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import net.minecraft.world.level.storage.loot.parameters.LootContextParameters;
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import net.minecraft.world.phys.AxisAlignedBB;
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import net.minecraft.world.phys.MovingObjectPosition;
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+import net.minecraft.world.phys.MovingObjectPositionEntity;
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import net.minecraft.world.phys.Vec3D;
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import net.minecraft.world.scores.ScoreboardTeam;
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import org.apache.logging.log4j.Logger;
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@@ -3660,6 +3661,37 @@ public abstract class EntityLiving extends Entity {
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return world.rayTrace(raytrace);
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}
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+ public MovingObjectPositionEntity 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 = this.getEyePosition(1.0F);
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+ Vec3D direction = this.getLookDirection();
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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.canAITarget().and(Entity::isInteractable));
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+
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+ double distance = 0.0D;
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+ MovingObjectPositionEntity result = 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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+ Optional<Vec3D> rayTraceResult = aabb.calculateIntercept(start, end);
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+
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+ if (rayTraceResult.isPresent()) {
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+ Vec3D rayTrace = rayTraceResult.get();
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+ double distanceTo = start.distanceSquared(rayTrace);
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+ if (distanceTo < distance || distance == 0.0D) {
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+ result = new MovingObjectPositionEntity(entity, rayTrace);
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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 result;
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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/world/entity/IEntitySelector.java b/src/main/java/net/minecraft/world/entity/IEntitySelector.java
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index 4776a47566aac487dc77fd6b4b9b42b95974e31a..cb5cda5e6497edeb801ef712f9bd8823cb055750 100644
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--- a/src/main/java/net/minecraft/world/entity/IEntitySelector.java
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+++ b/src/main/java/net/minecraft/world/entity/IEntitySelector.java
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@@ -22,6 +22,7 @@ public final class IEntitySelector {
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public static final Predicate<Entity> e = (entity) -> {
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return !(entity instanceof EntityHuman) || !entity.isSpectator() && !((EntityHuman) entity).isCreative();
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};
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+ public static Predicate<Entity> canAITarget() { return f; } // Paper - OBFHELPER
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public static final Predicate<Entity> f = (entity) -> {
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return !(entity instanceof EntityHuman) || !entity.isSpectator() && !((EntityHuman) entity).isCreative() && entity.world.getDifficulty() != EnumDifficulty.PEACEFUL;
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};
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diff --git a/src/main/java/net/minecraft/world/phys/AxisAlignedBB.java b/src/main/java/net/minecraft/world/phys/AxisAlignedBB.java
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index 3941dd33da4b5c09d0087143f1d8a2d76fc18792..62513c812b497bb9d8dafe1d9c2f574059aebf15 100644
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--- a/src/main/java/net/minecraft/world/phys/AxisAlignedBB.java
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+++ b/src/main/java/net/minecraft/world/phys/AxisAlignedBB.java
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@@ -116,6 +116,7 @@ public class AxisAlignedBB {
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return this.b(vec3d.x, vec3d.y, vec3d.z);
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}
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+ public final 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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@@ -145,6 +146,12 @@ 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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@@ -204,6 +211,7 @@ 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 final boolean contains(Vec3D vec3d) { return d(vec3d); } // Paper - OBFHELPER
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public boolean d(Vec3D vec3d) {
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return this.e(vec3d.x, vec3d.y, vec3d.z);
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}
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@@ -237,6 +245,7 @@ public class AxisAlignedBB {
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return this.g(-d0);
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}
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+ public final Optional<Vec3D> calculateIntercept(Vec3D vec3d, Vec3D vec3d1) { return b(vec3d, vec3d1); } // Paper - OBFHELPER
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public Optional<Vec3D> b(Vec3D vec3d, Vec3D vec3d1) {
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double[] adouble = new double[]{1.0D};
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double d0 = vec3d1.x - vec3d.x;
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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 194583522c53ae838dfc0ccfa49f906c1a628984..db5d9a8107babd42200f911d2b8ebdc15b4d7c8b 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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@@ -1,6 +1,7 @@
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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.destroystokyo.paper.entity.TargetEntityInfo;
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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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@@ -42,8 +43,11 @@ 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.level.RayTrace;
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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 net.minecraft.world.phys.MovingObjectPositionEntity;
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+import net.minecraft.world.phys.Vec3D;
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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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@@ -227,6 +231,33 @@ public class CraftLivingEntity extends CraftEntity implements LivingEntity {
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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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+
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+ public Entity getTargetEntity(int maxDistance, boolean ignoreBlocks) {
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+ MovingObjectPositionEntity rayTrace = rayTraceEntity(maxDistance, ignoreBlocks);
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+ return rayTrace == null ? null : rayTrace.getEntity().getBukkitEntity();
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+ }
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+
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+ public TargetEntityInfo getTargetEntityInfo(int maxDistance, boolean ignoreBlocks) {
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+ MovingObjectPositionEntity rayTrace = rayTraceEntity(maxDistance, ignoreBlocks);
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+ return rayTrace == null ? null : new TargetEntityInfo(rayTrace.getEntity().getBukkitEntity(), new org.bukkit.util.Vector(rayTrace.getPos().x, rayTrace.getPos().y, rayTrace.getPos().z));
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+ }
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+
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+ public MovingObjectPositionEntity rayTraceEntity(int maxDistance, boolean ignoreBlocks) {
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+ MovingObjectPositionEntity 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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+ MovingObjectPosition rayTraceBlocks = getHandle().getRayTrace(maxDistance, RayTrace.FluidCollisionOption.NONE);
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+ if (rayTraceBlocks != null) {
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+ Vec3D eye = getHandle().getEyePosition(1.0F);
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+ if (eye.distanceSquared(rayTraceBlocks.getPos()) <= eye.distanceSquared(rayTrace.getPos())) {
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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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@Override
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