Files
Purpur/patches/server/0024-Phantoms-attracted-to-crystals-and-crystals-shoot-ph.patch
William Blake Galbreath e154b96b66 Updated Upstream (Paper)
Upstream has released updates that appears to apply and compile correctly

Paper Changes:
1dc7c308 Optimize Collision Chunk lookup and avoid loading far chunks
d5c6dbee Prevent Double PlayerChunkMap adds crashing server
a2a9ffe3 Fix issues with Activation Range causing large chunk lookups.
017297cd Improve entity.getCurrentChunk() and use it for entity.isChunkLoaded()
52cf8906 Remove some old removed 1.14 patches that are never going to be needed (fixed/already applied)
2020-04-02 02:04:15 -05:00

393 lines
18 KiB
Diff

From 5e0f57222d8a2f6426c2f48bd1c297abadfaab4a 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 | 174 +++++++++++++++++-
.../net/minecraft/server/IEntityAccess.java | 1 +
.../net/pl3x/purpur/PurpurWorldConfig.java | 6 +
6 files changed, 228 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 2035ea763d..dd48d13e0a 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 cb5eed8785..580c48b34e 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 +165,26 @@ public class EntityPhantom extends EntityFlying implements IMonster {
super.mobTick();
}
+ // 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;
+ }
+ // Purpur end
+
@Override
public GroupDataEntity prepare(GeneratorAccess generatoraccess, DifficultyDamageScaler difficultydamagescaler, EnumMobSpawn enummobspawn, @Nullable GroupDataEntity groupdataentity, @Nullable NBTTagCompound nbttagcompound) {
this.d = (new BlockPosition(this)).up(5);
@@ -246,6 +273,136 @@ 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;
@@ -259,6 +416,7 @@ 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;
@@ -290,6 +448,7 @@ 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;
@@ -305,6 +464,7 @@ 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 a275bb6dca..78c49835db 100644
--- a/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
+++ b/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
@@ -402,6 +402,9 @@ public class PurpurWorldConfig {
public double phantomMaxY = 256D;
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);
@@ -409,6 +412,9 @@ public class PurpurWorldConfig {
phantomMaxY = getDouble("mobs.phantom.ridable-max-y", phantomMaxY);
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