From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: William Blake Galbreath Date: Thu, 9 May 2019 18:26:06 -0500 Subject: [PATCH] Phantoms attracted to crystals and crystals shoot phantoms diff --git a/src/main/java/net/minecraft/world/entity/boss/enderdragon/EndCrystal.java b/src/main/java/net/minecraft/world/entity/boss/enderdragon/EndCrystal.java index ffc5b68c4246a7111845230a75552bb15875a209..ef0098e46bda8abc456f2bb5929d874c6aeb8698 100644 --- a/src/main/java/net/minecraft/world/entity/boss/enderdragon/EndCrystal.java +++ b/src/main/java/net/minecraft/world/entity/boss/enderdragon/EndCrystal.java @@ -30,6 +30,12 @@ public class EndCrystal extends Entity { private static final EntityDataAccessor DATA_SHOW_BOTTOM = SynchedEntityData.defineId(EndCrystal.class, EntityDataSerializers.BOOLEAN); public int time; public boolean generatedByDragonFight = false; // Paper - Fix invulnerable end crystals + // Purpur start + private net.minecraft.world.entity.monster.Phantom targetPhantom; + private int phantomBeamTicks = 0; + private int phantomDamageCooldown = 0; + private int idleCooldown = 0; + // Purpur end public EndCrystal(EntityType type, Level world) { super(type, world); @@ -79,7 +85,50 @@ public class EndCrystal extends Entity { // Paper end } + // Purpur start + if (level().purpurConfig.phantomAttackedByCrystalRadius <= 0 || --idleCooldown > 0) { + return; // on cooldown + } + + if (targetPhantom == null) { + for (net.minecraft.world.entity.monster.Phantom phantom : level().getEntitiesOfClass(net.minecraft.world.entity.monster.Phantom.class, getBoundingBox().inflate(level().purpurConfig.phantomAttackedByCrystalRadius))) { + if (phantom.hasLineOfSight(this)) { + attackPhantom(phantom); + break; + } + } + } else { + setBeamTarget(new BlockPos(targetPhantom).offset(0, -2, 0)); + if (--phantomBeamTicks > 0 && targetPhantom.isAlive()) { + phantomDamageCooldown--; + if (targetPhantom.hasLineOfSight(this)) { + if (phantomDamageCooldown <= 0) { + phantomDamageCooldown = 20; + targetPhantom.hurt(targetPhantom.damageSources().indirectMagic(this, this), level().purpurConfig.phantomAttackedByCrystalDamage); + } + } else { + forgetPhantom(); // no longer in sight + } + } else { + forgetPhantom(); // attacked long enough + } + } + } + + private void attackPhantom(net.minecraft.world.entity.monster.Phantom 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 addAdditionalSaveData(CompoundTag nbt) { diff --git a/src/main/java/net/minecraft/world/entity/monster/Phantom.java b/src/main/java/net/minecraft/world/entity/monster/Phantom.java index 961300cb8bcc7b0aff476a435aa33e713bd520a6..86df67578334a4743909c748213c2e1ed5d19bd9 100644 --- a/src/main/java/net/minecraft/world/entity/monster/Phantom.java +++ b/src/main/java/net/minecraft/world/entity/monster/Phantom.java @@ -49,6 +49,7 @@ public class Phantom extends FlyingMob implements Enemy { Vec3 moveTargetPoint; public BlockPos anchorPoint; Phantom.AttackPhase attackPhase; + Vec3 crystalPosition; // Purpur public Phantom(EntityType type, Level world) { super(type, world); @@ -116,6 +117,23 @@ public class Phantom extends FlyingMob implements Enemy { level().addFreshEntity(flames); return true; } + + @Override + protected void dropFromLootTable(DamageSource damageSource, boolean causedByPlayer) { + boolean dropped = false; + if (lastHurtByPlayer == null && damageSource.getEntity() instanceof net.minecraft.world.entity.boss.enderdragon.EndCrystal) { + if (random.nextInt(5) < 1) { + dropped = spawnAtLocation(new net.minecraft.world.item.ItemStack(net.minecraft.world.item.Items.PHANTOM_MEMBRANE)) != null; + } + } + if (!dropped) { + super.dropFromLootTable(damageSource, causedByPlayer); + } + } + + public boolean isCirclingCrystal() { + return crystalPosition != null; + } // Purpur end @Override @@ -130,11 +148,17 @@ public class Phantom extends FlyingMob implements Enemy { @Override protected void registerGoals() { - this.goalSelector.addGoal(0, new org.purpurmc.purpur.entity.ai.HasRider(this)); // Purpur - this.goalSelector.addGoal(1, new Phantom.PhantomAttackStrategyGoal()); - this.goalSelector.addGoal(2, new Phantom.PhantomSweepAttackGoal()); - this.goalSelector.addGoal(3, new Phantom.PhantomCircleAroundAnchorGoal()); - this.targetSelector.addGoal(0, new org.purpurmc.purpur.entity.ai.HasRider(this)); // Purpur + // Purpur start + this.goalSelector.addGoal(0, new org.purpurmc.purpur.entity.ai.HasRider(this)); + if (level().purpurConfig.phantomOrbitCrystalRadius > 0) { + this.goalSelector.addGoal(1, new FindCrystalGoal(this)); + this.goalSelector.addGoal(2, new OrbitCrystalGoal(this)); + } + this.goalSelector.addGoal(3, new Phantom.PhantomAttackStrategyGoal()); + this.goalSelector.addGoal(4, new Phantom.PhantomSweepAttackGoal()); + this.goalSelector.addGoal(5, new Phantom.PhantomCircleAroundAnchorGoal()); + this.targetSelector.addGoal(0, new org.purpurmc.purpur.entity.ai.HasRider(this)); + // Purpur end this.targetSelector.addGoal(1, new Phantom.PhantomAttackPlayerTargetGoal()); } @@ -348,6 +372,124 @@ public class Phantom extends FlyingMob implements Enemy { private AttackPhase() {} } + // Purpur start + class FindCrystalGoal extends Goal { + private final Phantom phantom; + private net.minecraft.world.entity.boss.enderdragon.EndCrystal crystal; + private Comparator comparator; + + FindCrystalGoal(Phantom phantom) { + this.phantom = phantom; + this.comparator = Comparator.comparingDouble(phantom::distanceToSqr); + this.setFlags(EnumSet.of(Flag.LOOK)); + } + + @Override + public boolean canUse() { + double range = maxTargetRange(); + List crystals = level().getEntitiesOfClass(net.minecraft.world.entity.boss.enderdragon.EndCrystal.class, phantom.getBoundingBox().inflate(range)); + if (crystals.isEmpty()) { + return false; + } + crystals.sort(comparator); + crystal = crystals.get(0); + if (phantom.distanceToSqr(crystal) > range * range) { + crystal = null; + return false; + } + return true; + } + + @Override + public boolean canContinueToUse() { + if (crystal == null || !crystal.isAlive()) { + return false; + } + double range = maxTargetRange(); + return phantom.distanceToSqr(crystal) <= (range * range) * 2; + } + + @Override + public void start() { + phantom.crystalPosition = new Vec3(crystal.getX(), crystal.getY() + (phantom.random.nextInt(10) + 10), crystal.getZ()); + } + + @Override + public void stop() { + crystal = null; + phantom.crystalPosition = null; + super.stop(); + } + + private double maxTargetRange() { + return phantom.level().purpurConfig.phantomOrbitCrystalRadius; + } + } + + class OrbitCrystalGoal extends Goal { + private final Phantom phantom; + private float offset; + private float radius; + private float verticalChange; + private float direction; + + OrbitCrystalGoal(Phantom phantom) { + this.phantom = phantom; + this.setFlags(EnumSet.of(Flag.MOVE)); + } + + @Override + public boolean canUse() { + return phantom.isCirclingCrystal(); + } + + @Override + public void start() { + 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 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.moveTargetPoint.distanceToSqr(phantom.getX(), phantom.getY(), phantom.getZ()) < 4.0D) { + updateOffset(); + } + if (phantom.moveTargetPoint.y < phantom.getY() && !phantom.level().isEmptyBlock(new BlockPos(phantom).below(1))) { + this.verticalChange = Math.max(1.0F, this.verticalChange); + updateOffset(); + } + if (phantom.moveTargetPoint.y > phantom.getY() && !phantom.level().isEmptyBlock(new BlockPos(phantom).above(1))) { + this.verticalChange = Math.min(-1.0F, this.verticalChange); + updateOffset(); + } + } + + private void updateOffset() { + this.offset += this.direction * 15.0F * 0.017453292F; + phantom.moveTargetPoint = phantom.crystalPosition.add( + this.radius * Mth.cos(this.offset), + -4.0F + this.verticalChange, + this.radius * Mth.sin(this.offset)); + } + } + // Purpur end + private class PhantomMoveControl extends org.purpurmc.purpur.controller.FlyingMoveControllerWASD { // Purpur private float speed = 0.1F; diff --git a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java index c74027c71eecf76512d5737b496d98a6cffb5eab..49af5d8feae2b267a12273a91ee637c7a6e7021e 100644 --- a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java +++ b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java @@ -1069,6 +1069,9 @@ public class PurpurWorldConfig { public String phantomAttackDamage = "6 + size"; public Map phantomMaxHealthCache = new HashMap<>(); public Map phantomAttackDamageCache = new HashMap<>(); + 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); @@ -1090,6 +1093,9 @@ public class PurpurWorldConfig { phantomAttackDamage = getString("mobs.phantom.attributes.attack_damage", phantomAttackDamage); phantomMaxHealthCache.clear(); phantomAttackDamageCache.clear(); + 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;