Files
Purpur/patches/server/0024-Phantoms-attracted-to-crystals-and-crystals-shoot-ph.patch
2020-04-04 01:00:05 -05:00

391 lines
18 KiB
Diff

From b6e691c64ac83821ab032b70d20d0721fc3070c1 Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <blake.galbreath@gmail.com>
Date: Thu, 9 May 2019 18:26:06 -0500
Subject: [PATCH] Phantoms attracted to crystals and crystals shoot phantoms
---
.../net/minecraft/server/DamageSource.java | 1 +
.../java/net/minecraft/server/Entity.java | 8 +-
.../minecraft/server/EntityEnderCrystal.java | 49 +++++
.../net/minecraft/server/EntityPhantom.java | 172 +++++++++++++++++-
.../net/minecraft/server/IEntityAccess.java | 1 +
.../net/pl3x/purpur/PurpurWorldConfig.java | 6 +
6 files changed, 226 insertions(+), 11 deletions(-)
diff --git a/src/main/java/net/minecraft/server/DamageSource.java b/src/main/java/net/minecraft/server/DamageSource.java
index f7344d3aec..f6c0165f94 100644
--- a/src/main/java/net/minecraft/server/DamageSource.java
+++ b/src/main/java/net/minecraft/server/DamageSource.java
@@ -82,6 +82,7 @@ public class DamageSource {
return (new EntityDamageSourceIndirect("thrown", entity, entity1)).c();
}
+ public static DamageSource indirectMagic(Entity entity, @Nullable Entity owner) { return c(entity, owner); } // Purpur - OBFHELPER
public static DamageSource c(Entity entity, @Nullable Entity entity1) {
return (new EntityDamageSourceIndirect("indirectMagic", entity, entity1)).setIgnoreArmor().setMagic();
}
diff --git a/src/main/java/net/minecraft/server/Entity.java b/src/main/java/net/minecraft/server/Entity.java
index 601d133946..6b95b89e89 100644
--- a/src/main/java/net/minecraft/server/Entity.java
+++ b/src/main/java/net/minecraft/server/Entity.java
@@ -1392,6 +1392,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
return d3 * d3 + d4 * d4 + d5 * d5;
}
+ public double getDistanceSq(Entity entity) { return this.h(entity); } // Purpur - OBFHELPER
public double h(Entity entity) {
return this.c(entity.getPositionVector());
}
@@ -1919,14 +1920,13 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
return this.a(new ItemStack(imaterial), (float) i);
}
- @Nullable
- public EntityItem a(ItemStack itemstack) {
+ @Nullable public EntityItem dropItem(ItemStack itemstack) { return this.a(itemstack); } // Purpur - OBFHELPER
+ @Nullable public EntityItem a(ItemStack itemstack) {
return this.a(itemstack, 0.0F);
}
@Nullable public final EntityItem dropItem(ItemStack itemstack, float offset) { return this.a(itemstack, offset); } // Paper - OBFHELPER
- @Nullable
- public EntityItem a(ItemStack itemstack, float f) {
+ @Nullable public EntityItem a(ItemStack itemstack, float f) {
if (itemstack.isEmpty()) {
return null;
} else if (this.world.isClientSide) {
diff --git a/src/main/java/net/minecraft/server/EntityEnderCrystal.java b/src/main/java/net/minecraft/server/EntityEnderCrystal.java
index a57d0089d8..02952c3af8 100644
--- a/src/main/java/net/minecraft/server/EntityEnderCrystal.java
+++ b/src/main/java/net/minecraft/server/EntityEnderCrystal.java
@@ -13,6 +13,12 @@ public class EntityEnderCrystal extends Entity {
private static final DataWatcherObject<Optional<BlockPosition>> c = DataWatcher.a(EntityEnderCrystal.class, DataWatcherRegistry.m);
private static final DataWatcherObject<Boolean> d = DataWatcher.a(EntityEnderCrystal.class, DataWatcherRegistry.i);
public int b;
+ // Purpur start
+ private EntityPhantom targetPhantom;
+ private int phantomBeamTicks = 0;
+ private int phantomDamageCooldown = 0;
+ private int idleCooldown = 0;
+ // Purpur end
public EntityEnderCrystal(EntityTypes<? extends EntityEnderCrystal> entitytypes, World world) {
super(entitytypes, world);
@@ -51,7 +57,50 @@ public class EntityEnderCrystal extends Entity {
}
}
+ // Purpur start
+ if (world.purpurConfig.phantomAttackedByCrystalRadius <= 0 || --idleCooldown > 0) {
+ return; // on cooldown
+ }
+
+ if (targetPhantom == null) {
+ for (EntityPhantom phantom : world.getEntitiesByClass(EntityPhantom.class, getBoundingBox().grow(world.purpurConfig.phantomAttackedByCrystalRadius))) {
+ if (phantom.hasLineOfSight(this)) {
+ attackPhantom(phantom);
+ break;
+ }
+ }
+ } else {
+ setBeamTarget(new BlockPosition(targetPhantom).add(0, -2, 0));
+ if (--phantomBeamTicks > 0 && targetPhantom.isAlive()) {
+ phantomDamageCooldown--;
+ if (targetPhantom.hasLineOfSight(this)) {
+ if (phantomDamageCooldown <= 0) {
+ phantomDamageCooldown = 20;
+ targetPhantom.damageEntity(DamageSource.indirectMagic(this, this), world.purpurConfig.phantomAttackedByCrystalDamage);
+ }
+ } else {
+ forgetPhantom(); // no longer in sight
+ }
+ } else {
+ forgetPhantom(); // attacked long enough
+ }
+ }
+ }
+
+ private void attackPhantom(EntityPhantom phantom) {
+ phantomDamageCooldown = 0;
+ phantomBeamTicks = 60;
+ targetPhantom = phantom;
+ }
+
+ private void forgetPhantom() {
+ targetPhantom = null;
+ setBeamTarget(null);
+ phantomBeamTicks = 0;
+ phantomDamageCooldown = 0;
+ idleCooldown = 60;
}
+ // Purpur end
@Override
protected void b(NBTTagCompound nbttagcompound) {
diff --git a/src/main/java/net/minecraft/server/EntityPhantom.java b/src/main/java/net/minecraft/server/EntityPhantom.java
index 9d331f9ad6..77b69cd362 100644
--- a/src/main/java/net/minecraft/server/EntityPhantom.java
+++ b/src/main/java/net/minecraft/server/EntityPhantom.java
@@ -8,9 +8,10 @@ import javax.annotation.Nullable;
public class EntityPhantom extends EntityFlying implements IMonster {
private static final DataWatcherObject<Integer> b = DataWatcher.a(EntityPhantom.class, DataWatcherRegistry.b);
- private Vec3D c;
- private BlockPosition d;
- private EntityPhantom.AttackPhase bw;
+ private Vec3D c; public void setHomeOffset(Vec3D offset) { this.c = offset; } public Vec3D getHomeOffset() { return this.c; } // Purpur - OBFHELPER
+ private BlockPosition d; public void setHome(BlockPosition home) { this.d = home; } public BlockPosition getHome() { return this.d; } // Purpur - OBFHELPER
+ private EntityPhantom.AttackPhase bw; public AttackPhase getAttackPhase() { return this.bw; } // Purpur - OBFHELPER
+ private BlockPosition crystalPosition; // Purpur
public EntityPhantom(EntityTypes<? extends EntityPhantom> entitytypes, World world) {
super(entitytypes, world);
@@ -63,12 +64,18 @@ public class EntityPhantom extends EntityFlying implements IMonster {
@Override
protected void initPathfinder() {
+ // Purpur start
this.goalSelector.a(0, new net.pl3x.purpur.pathfinder.PathfinderGoalHasRider(this)); // Purpur
- this.goalSelector.a(1, new EntityPhantom.c());
- this.goalSelector.a(2, new EntityPhantom.i());
- this.goalSelector.a(3, new EntityPhantom.e());
+ if (world.purpurConfig.phantomOrbitCrystalRadius > 0) {
+ this.goalSelector.a(1, new FindCrystalGoal(this));
+ this.goalSelector.a(2, new OrbitCrystalGoal(this));
+ }
+ this.goalSelector.a(3, new EntityPhantom.c()); // PickAttackGoal
+ this.goalSelector.a(4, new EntityPhantom.i()); // SweepAttackGoal
+ this.goalSelector.a(5, new EntityPhantom.e()); // OrbitPointGoal
this.targetSelector.a(0, new net.pl3x.purpur.pathfinder.PathfinderGoalHasRider(this)); // Purpur
- this.targetSelector.a(1, new EntityPhantom.b());
+ this.targetSelector.a(1, new EntityPhantom.b()); // AttackPlayerGoal
+ // Purpur end
}
@Override
@@ -158,6 +165,24 @@ public class EntityPhantom extends EntityFlying implements IMonster {
}
// Purpur start
+ @Override
+ protected LootTableInfo.Builder a(boolean wasRecentlyHit, DamageSource damagesource) { // dropLoot
+ boolean dropped = false;
+ if (killer == null && damagesource.getEntity() instanceof EntityEnderCrystal) {
+ if (random.nextInt(5) < 1) { // 1 out of 5 chance (20%)
+ dropped = dropItem(new ItemStack(Items.PHANTOM_MEMBRANE)) != null;
+ }
+ }
+ if (!dropped) {
+ return super.a(wasRecentlyHit, damagesource); // dropLoot
+ }
+ return new LootTableInfo.Builder((WorldServer) world);
+ }
+
+ public boolean isCirclingCrystal() {
+ return crystalPosition != null;
+ }
+
@Override
public boolean onSpacebar() {
if (hasRider() && getRider().getBukkitEntity().hasPermission("allow.special.phantom")) {
@@ -266,6 +291,136 @@ public class EntityPhantom extends EntityFlying implements IMonster {
}
// Paper end
+ // Purpur start
+ class FindCrystalGoal extends PathfinderGoal {
+ private final EntityPhantom phantom;
+ private EntityEnderCrystal crystal;
+ private java.util.Comparator<EntityEnderCrystal> comparator;
+
+ FindCrystalGoal(EntityPhantom phantom) {
+ this.phantom = phantom;
+ comparator = java.util.Comparator.comparingDouble(phantom::h);
+ this.a(EnumSet.of(PathfinderGoal.Type.LOOK));
+ }
+
+ @Override
+ public boolean a() { // shouldExecute
+ double range = maxTargetRange();
+ List<EntityEnderCrystal> crystals = world.getEntitiesByClass(EntityEnderCrystal.class, phantom.getBoundingBox().grow(range));
+ if (crystals.isEmpty()) {
+ return false;
+ }
+ crystals.sort(comparator);
+ crystal = crystals.get(0);
+ if (phantom.getDistanceSq(crystal) > range * range) {
+ crystal = null;
+ return false;
+ }
+ return true;
+ }
+
+ @Override
+ public boolean b() { // shouldContinueExecuting
+ if (crystal == null || !crystal.isAlive()) {
+ return false;
+ }
+ double range = maxTargetRange();
+ return phantom.getDistanceSq(crystal) <= (range * range) * 2;
+ }
+
+ @Override
+ public void c() { // startExecuting
+ phantom.crystalPosition = new BlockPosition(crystal).add(0, phantom.getRandom().nextInt(10) + 10, 0);
+ }
+
+ @Override
+ public void d() { // resetTask
+ crystal = null;
+ phantom.crystalPosition = null;
+ super.d();
+ }
+
+ private double maxTargetRange() {
+ return phantom.world.purpurConfig.phantomOrbitCrystalRadius;
+ }
+
+ class DistanceComparator implements java.util.Comparator<Entity> {
+ private final Entity entity;
+
+ public DistanceComparator(Entity entity) {
+ this.entity = entity;
+ }
+
+ public int compare(Entity entity1, Entity entity2) {
+ return Double.compare(entity.getDistanceSq(entity1), entity.getDistanceSq(entity2));
+ }
+ }
+ }
+
+ class OrbitCrystalGoal extends PathfinderGoal {
+ private final EntityPhantom phantom;
+ private float offset;
+ private float radius;
+ private float verticalChange;
+ private float direction;
+
+ OrbitCrystalGoal(EntityPhantom phantom) {
+ this.phantom = phantom;
+ this.a(EnumSet.of(PathfinderGoal.Type.MOVE));
+ }
+
+ @Override
+ public boolean a() { // shouldExecute
+ return phantom.isCirclingCrystal();
+ }
+
+ @Override
+ public void c() { // startExecuting
+ this.radius = 5.0F + phantom.random.nextFloat() * 10.0F;
+ this.verticalChange = -4.0F + phantom.random.nextFloat() * 9.0F;
+ this.direction = phantom.random.nextBoolean() ? 1.0F : -1.0F;
+ updateOffset();
+ }
+
+ @Override
+ public void e() { // tick
+ if (phantom.random.nextInt(350) == 0) {
+ this.verticalChange = -4.0F + phantom.random.nextFloat() * 9.0F;
+ }
+ if (phantom.random.nextInt(250) == 0) {
+ ++this.radius;
+ if (this.radius > 15.0F) {
+ this.radius = 5.0F;
+ this.direction = -this.direction;
+ }
+ }
+ if (phantom.random.nextInt(450) == 0) {
+ this.offset = phantom.random.nextFloat() * 2.0F * 3.1415927F;
+ updateOffset();
+ }
+ if (phantom.getHomeOffset().c(phantom.locX(), phantom.locY(), phantom.locZ()) < 4.0D) {
+ updateOffset();
+ }
+ if (phantom.getHomeOffset().y < phantom.locY() && !phantom.world.isEmpty((new BlockPosition(phantom)).down(1))) {
+ this.verticalChange = Math.max(1.0F, this.verticalChange);
+ updateOffset();
+ }
+ if (phantom.getHomeOffset().y > phantom.locY() && !phantom.world.isEmpty((new BlockPosition(phantom)).up(1))) {
+ this.verticalChange = Math.min(-1.0F, this.verticalChange);
+ updateOffset();
+ }
+ }
+
+ private void updateOffset() {
+ this.offset += this.direction * 15.0F * 0.017453292F;
+ phantom.setHomeOffset(new Vec3D(phantom.crystalPosition).add(
+ (double) (this.radius * MathHelper.cos(this.offset)),
+ (double) (-4.0F + this.verticalChange),
+ (double) (this.radius * MathHelper.sin(this.offset))));
+ }
+ }
+ // Purpur end
+
class b extends PathfinderGoal {
private final PathfinderTargetCondition b;
@@ -279,6 +434,7 @@ public class EntityPhantom extends EntityFlying implements IMonster {
@Override
public boolean a() {
if (getRider() != null) return false; // Purpur - pathfinder does not have a flag
+ if (isCirclingCrystal()) return false; // Purpur - pathfinder does not have a flag
if (this.c > 0) {
--this.c;
return false;
@@ -310,6 +466,7 @@ public class EntityPhantom extends EntityFlying implements IMonster {
@Override
public boolean b() {
if (getRider() != null) return false; // Purpur - pathfinder does not have a flag
+ if (isCirclingCrystal()) return false; // Purpur - pathfinder does not have a flag
EntityLiving entityliving = EntityPhantom.this.getGoalTarget();
return entityliving != null ? EntityPhantom.this.a(entityliving, PathfinderTargetCondition.a) : false;
@@ -325,6 +482,7 @@ public class EntityPhantom extends EntityFlying implements IMonster {
@Override
public boolean a() {
if (getRider() != null) return false; // Purpur - pathfinder does not have a flag
+ if (isCirclingCrystal()) return false; // Purpur - pathfinder does not have a flag
EntityLiving entityliving = EntityPhantom.this.getGoalTarget();
return entityliving != null ? EntityPhantom.this.a(EntityPhantom.this.getGoalTarget(), PathfinderTargetCondition.a) : false;
diff --git a/src/main/java/net/minecraft/server/IEntityAccess.java b/src/main/java/net/minecraft/server/IEntityAccess.java
index 4157e50e4d..774ec96f0a 100644
--- a/src/main/java/net/minecraft/server/IEntityAccess.java
+++ b/src/main/java/net/minecraft/server/IEntityAccess.java
@@ -34,6 +34,7 @@ public interface IEntityAccess {
});
}
+ default <T extends Entity> List<T> getEntitiesByClass(Class<? extends T> oclass, AxisAlignedBB axisalignedbb) { return a(oclass, axisalignedbb); } // Purpur - OBFHELPER
default <T extends Entity> List<T> a(Class<? extends T> oclass, AxisAlignedBB axisalignedbb) {
return this.a(oclass, axisalignedbb, IEntitySelector.f);
}
diff --git a/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java b/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
index 12cd819635..e341c492ed 100644
--- a/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
+++ b/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
@@ -404,6 +404,9 @@ public class PurpurWorldConfig {
public int phantomFlameFireTime = 8;
public boolean phantomIgnoreCreative = false;
public boolean phantomOnlyAttackInsomniacs = false;
+ public double phantomAttackedByCrystalRadius = 0.0D;
+ public float phantomAttackedByCrystalDamage = 1.0F;
+ public double phantomOrbitCrystalRadius = 0.0D;
private void phantomSettings() {
phantomRidable = getBoolean("mobs.phantom.ridable", phantomRidable);
phantomRidableInWater = getBoolean("mobs.phantom.ridable-in-water", phantomRidableInWater);
@@ -413,6 +416,9 @@ public class PurpurWorldConfig {
phantomFlameFireTime = getInt("mobs.phantom.flames.fire-time", phantomFlameFireTime);
phantomIgnoreCreative = getBoolean("mobs.phantom.do-not-spawn-on-creative-players", phantomIgnoreCreative);
phantomOnlyAttackInsomniacs = getBoolean("mobs.phantom.only-attack-insomniacs", phantomOnlyAttackInsomniacs);
+ phantomAttackedByCrystalRadius = getDouble("mobs.phantom.attacked-by-crystal-range", phantomAttackedByCrystalRadius);
+ phantomAttackedByCrystalDamage = (float) getDouble("mobs.phantom.attacked-by-crystal-damage", phantomAttackedByCrystalDamage);
+ phantomOrbitCrystalRadius = getDouble("mobs.phantom.orbit-crystal-radius", phantomOrbitCrystalRadius);
}
public boolean pigRidable = false;
--
2.24.0