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Paper/nms-patches/EntityLiving.patch

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--- a/net/minecraft/server/EntityLiving.java
+++ b/net/minecraft/server/EntityLiving.java
@@ -9,6 +9,20 @@
import java.util.Random;
import java.util.UUID;
+// CraftBukkit start
+import java.util.ArrayList;
+import com.google.common.base.Function;
+import com.google.common.collect.Lists;
+import org.bukkit.craftbukkit.attribute.CraftAttributeMap;
+import org.bukkit.craftbukkit.event.CraftEventFactory;
+import org.bukkit.craftbukkit.inventory.CraftItemStack;
+import org.bukkit.entity.Player;
+import org.bukkit.event.entity.EntityDamageEvent;
+import org.bukkit.event.entity.EntityDamageEvent.DamageModifier;
+import org.bukkit.event.entity.EntityRegainHealthEvent;
+import org.bukkit.event.player.PlayerItemConsumeEvent;
+// CraftBukkit end
+
public abstract class EntityLiving extends Entity {
private static final UUID a = UUID.fromString("662A6B8D-DA3E-4C1C-8813-96EA6097278D");
@@ -80,6 +94,13 @@
protected int bn;
protected int bo;
private BlockPosition bC;
+ // CraftBukkit start
+ public int expToDrop;
+ public int maxAirTicks = 300;
+ boolean forceDrops;
+ ArrayList<org.bukkit.inventory.ItemStack> drops = new ArrayList<org.bukkit.inventory.ItemStack>();
+ public org.bukkit.craftbukkit.attribute.CraftAttributeMap craftAttributes;
+ // CraftBukkit end
public void Q() {
this.damageEntity(DamageSource.OUT_OF_WORLD, Float.MAX_VALUE);
@@ -88,7 +109,8 @@
public EntityLiving(World world) {
super(world);
this.initAttributes();
- this.setHealth(this.getMaxHealth());
+ // CraftBukkit - setHealth(getMaxHealth()) inlined and simplified to skip the instanceof check for EntityPlayer, as getBukkitEntity() is not initialized in constructor
+ this.datawatcher.set(EntityLiving.HEALTH, (float) this.getAttributeInstance(GenericAttributes.maxHealth).getValue());
this.i = true;
this.aL = (float) ((Math.random() + 1.0D) * 0.009999999776482582D);
this.setPosition(this.locX, this.locY, this.locZ);
@@ -125,7 +147,13 @@
double d1 = Math.min((double) (0.2F + f / 15.0F), 2.5D);
int i = (int) (150.0D * d1);
- ((WorldServer) this.world).a(EnumParticle.BLOCK_DUST, this.locX, this.locY, this.locZ, i, 0.0D, 0.0D, 0.0D, 0.15000000596046448D, new int[] { Block.getCombinedId(iblockdata)});
+ // CraftBukkit start - visiblity api
+ if (this instanceof EntityPlayer) {
+ ((WorldServer) this.world).sendParticles((EntityPlayer) this, EnumParticle.BLOCK_DUST, false, this.locX, this.locY, this.locZ, i, 0.0D, 0.0D, 0.0D, 0.15000000596046448D, new int[] { Block.getCombinedId(iblockdata)});
+ } else {
+ ((WorldServer) this.world).a(EnumParticle.BLOCK_DUST, this.locX, this.locY, this.locZ, i, 0.0D, 0.0D, 0.0D, 0.15000000596046448D, new int[] { Block.getCombinedId(iblockdata)});
+ }
+ // CraftBukkit end
}
}
@@ -183,7 +211,11 @@
this.stopRiding();
}
} else {
- this.setAirTicks(300);
+ // CraftBukkit start - Only set if needed to work around a DataWatcher inefficiency
+ if (this.getAirTicks() != 300) {
+ this.setAirTicks(maxAirTicks);
+ }
+ // CraftBukkit end
}
if (!this.world.isClientSide) {
@@ -240,6 +272,18 @@
this.world.methodProfiler.b();
}
+ // CraftBukkit start
+ public int getExpReward() {
+ int exp = this.getExpValue(this.killer);
+
+ if (!this.world.isClientSide && (this.lastDamageByPlayerTime > 0 || this.alwaysGivesExp()) && this.isDropExperience() && this.world.getGameRules().getBoolean("doMobLoot")) {
+ return exp;
+ } else {
+ return 0;
+ }
+ }
+ // CraftBukkit end
+
protected void b(BlockPosition blockposition) {
int i = EnchantmentManager.a(Enchantments.j, this);
@@ -255,19 +299,19 @@
protected void bC() {
++this.deathTicks;
- if (this.deathTicks == 20) {
+ if (this.deathTicks >= 20 && !this.dead) { // CraftBukkit - (this.deathTicks == 20) -> (this.deathTicks >= 20 && !this.dead)
int i;
- if (!this.world.isClientSide && (this.alwaysGivesExp() || this.lastDamageByPlayerTime > 0 && this.isDropExperience() && this.world.getGameRules().getBoolean("doMobLoot"))) {
- i = this.getExpValue(this.killer);
+ // CraftBukkit start - Update getExpReward() above if the removed if() changes!
+ i = this.expToDrop;
+ while (i > 0) {
+ int j = EntityExperienceOrb.getOrbValue(i);
- while (i > 0) {
- int j = EntityExperienceOrb.getOrbValue(i);
-
- i -= j;
- this.world.addEntity(new EntityExperienceOrb(this.world, this.locX, this.locY, this.locZ, j));
- }
+ i -= j;
+ this.world.addEntity(new EntityExperienceOrb(this.world, this.locX, this.locY, this.locZ, j));
}
+ this.expToDrop = 0;
+ // CraftBukkit end
this.die();
@@ -421,6 +465,17 @@
}
}
+ // CraftBukkit start
+ if (nbttagcompound.hasKey("Bukkit.MaxHealth")) {
+ NBTBase nbtbase = nbttagcompound.get("Bukkit.MaxHealth");
+ if (nbtbase.getTypeId() == 5) {
+ this.getAttributeInstance(GenericAttributes.maxHealth).setValue((double) ((NBTTagFloat) nbtbase).c());
+ } else if (nbtbase.getTypeId() == 3) {
+ this.getAttributeInstance(GenericAttributes.maxHealth).setValue((double) ((NBTTagInt) nbtbase).d());
+ }
+ }
+ // CraftBukkit end
+
if (nbttagcompound.hasKeyOfType("Health", 99)) {
this.setHealth(nbttagcompound.getFloat("Health"));
}
@@ -436,9 +491,15 @@
}
+ // CraftBukkit start
+ private boolean isTickingEffects = false;
+ private List<Object> effectsToProcess = Lists.newArrayList();
+ // CraftBukkit end
+
protected void tickPotionEffects() {
Iterator iterator = this.effects.keySet().iterator();
+ isTickingEffects = true; // CraftBukkit
while (iterator.hasNext()) {
MobEffectList mobeffectlist = (MobEffectList) iterator.next();
MobEffect mobeffect = (MobEffect) this.effects.get(mobeffectlist);
@@ -452,6 +513,16 @@
this.a(mobeffect, false);
}
}
+ // CraftBukkit start
+ isTickingEffects = false;
+ for (Object e : effectsToProcess) {
+ if (e instanceof MobEffect) {
+ addEffect((MobEffect) e);
+ } else {
+ removeEffect((MobEffectList) e);
+ }
+ }
+ // CraftBukkit end
if (this.updateEffects) {
if (!this.world.isClientSide) {
@@ -548,6 +619,12 @@
}
public void addEffect(MobEffect mobeffect) {
+ // CraftBukkit start
+ if (isTickingEffects) {
+ effectsToProcess.add(mobeffect);
+ return;
+ }
+ // CraftBukkit end
if (this.d(mobeffect)) {
MobEffect mobeffect1 = (MobEffect) this.effects.get(mobeffect.getMobEffect());
@@ -579,6 +656,12 @@
}
public MobEffect c(MobEffectList mobeffectlist) {
+ // CraftBukkit start
+ if (isTickingEffects) {
+ effectsToProcess.add(mobeffectlist);
+ return null;
+ }
+ // CraftBukkit end
return (MobEffect) this.effects.remove(mobeffectlist);
}
@@ -618,20 +701,52 @@
}
+ // CraftBukkit start - Delegate so we can handle providing a reason for health being regained
public void heal(float f) {
+ heal(f, EntityRegainHealthEvent.RegainReason.CUSTOM);
+ }
+
+ public void heal(float f, EntityRegainHealthEvent.RegainReason regainReason) {
float f1 = this.getHealth();
if (f1 > 0.0F) {
- this.setHealth(f1 + f);
+ EntityRegainHealthEvent event = new EntityRegainHealthEvent(this.getBukkitEntity(), f, regainReason);
+ this.world.getServer().getPluginManager().callEvent(event);
+
+ if (!event.isCancelled()) {
+ this.setHealth((float) (this.getHealth() + event.getAmount()));
+ }
+ // CraftBukkit end
}
}
public final float getHealth() {
+ // CraftBukkit start - Use unscaled health
+ if (this instanceof EntityPlayer) {
+ return (float) ((EntityPlayer) this).getBukkitEntity().getHealth();
+ }
+ // CraftBukkit end
return ((Float) this.datawatcher.get(EntityLiving.HEALTH)).floatValue();
}
public void setHealth(float f) {
+ // CraftBukkit start - Handle scaled health
+ if (this instanceof EntityPlayer) {
+ org.bukkit.craftbukkit.entity.CraftPlayer player = ((EntityPlayer) this).getBukkitEntity();
+ // Squeeze
+ if (f < 0.0F) {
+ player.setRealHealth(0.0D);
+ } else if (f > player.getMaxHealth()) {
+ player.setRealHealth(player.getMaxHealth());
+ } else {
+ player.setRealHealth(f);
+ }
+
+ this.datawatcher.set(EntityLiving.HEALTH, Float.valueOf(player.getScaledHealth()));
+ return;
+ }
+ // CraftBukkit end
this.datawatcher.set(EntityLiving.HEALTH, Float.valueOf(MathHelper.a(f, 0.0F, this.getMaxHealth())));
}
@@ -647,7 +762,8 @@
} else if (damagesource.o() && this.hasEffect(MobEffects.FIRE_RESISTANCE)) {
return false;
} else {
- if ((damagesource == DamageSource.ANVIL || damagesource == DamageSource.FALLING_BLOCK) && this.getEquipment(EnumItemSlot.HEAD) != null) {
+ // CraftBukkit - Moved into damageEntity0(DamageSource, float)
+ if (false && (damagesource == DamageSource.ANVIL || damagesource == DamageSource.FALLING_BLOCK) && this.getEquipment(EnumItemSlot.HEAD) != null) {
this.getEquipment(EnumItemSlot.HEAD).damage((int) (f * 4.0F + this.random.nextFloat() * f * 2.0F), this);
f *= 0.75F;
}
@@ -673,19 +789,38 @@
if ((float) this.noDamageTicks > (float) this.maxNoDamageTicks / 2.0F) {
if (f <= this.lastDamage) {
+ this.forceExplosionKnockback = true; // CraftBukkit - SPIGOT-949 - for vanilla consistency, cooldown does not prevent explosion knockback
return false;
}
- this.damageEntity0(damagesource, f - this.lastDamage);
+ // CraftBukkit start
+ if (!this.damageEntity0(damagesource, f - this.lastDamage)) {
+ return false;
+ }
+ // CraftBukkit end
this.lastDamage = f;
flag1 = false;
} else {
+ // CraftBukkit start
+ if (!this.damageEntity0(damagesource, f)) {
+ return false;
+ }
this.lastDamage = f;
this.noDamageTicks = this.maxNoDamageTicks;
- this.damageEntity0(damagesource, f);
+ // this.damageEntity0(damagesource, f);
+ // CraftBukkit end
this.hurtTicks = this.ay = 10;
}
+ // CraftBukkit start
+ if(this instanceof EntityAnimal){
+ ((EntityAnimal)this).resetLove();
+ if(this instanceof EntityTameableAnimal){
+ ((EntityTameableAnimal)this).getGoalSit().setSitting(false);
+ }
+ }
+ // CraftBukkit end
+
this.az = 0.0F;
Entity entity = damagesource.getEntity();
@@ -825,6 +960,12 @@
boolean flag = this.lastDamageByPlayerTime > 0;
this.a(flag, i, damagesource);
+ // CraftBukkit start - Call death event
+ CraftEventFactory.callEntityDeathEvent(this, this.drops);
+ this.drops = new ArrayList<org.bukkit.inventory.ItemStack>();
+ } else {
+ CraftEventFactory.callEntityDeathEvent(this);
+ // CraftBukkit end
}
}
@@ -912,8 +1053,13 @@
int i = MathHelper.f((f - 3.0F - f2) * f1);
if (i > 0) {
+ // CraftBukkit start
+ if (!this.damageEntity(DamageSource.FALL, (float) i)) {
+ return;
+ }
+ // CraftBukkit end
this.a(this.e(i), 1.0F, 1.0F);
- this.damageEntity(DamageSource.FALL, (float) i);
+ // this.damageEntity(DamageSource.FALL, (float) i); // CraftBukkit - moved up
int j = MathHelper.floor(this.locX);
int k = MathHelper.floor(this.locY - 0.20000000298023224D);
int l = MathHelper.floor(this.locZ);
@@ -940,20 +1086,20 @@
protected float applyArmorModifier(DamageSource damagesource, float f) {
if (!damagesource.ignoresArmor()) {
- this.damageArmor(f);
+ // this.damageArmor(f); // CraftBukkit - Moved into damageEntity0(DamageSource, float)
f = CombatMath.a(f, (float) this.getArmorStrength());
}
return f;
}
-
protected float applyMagicModifier(DamageSource damagesource, float f) {
if (damagesource.isStarvation()) {
return f;
} else {
int i;
- if (this.hasEffect(MobEffects.RESISTANCE) && damagesource != DamageSource.OUT_OF_WORLD) {
+ // CraftBukkit - Moved to damageEntity0(DamageSource, float)
+ if (false && this.hasEffect(MobEffects.RESISTANCE) && damagesource != DamageSource.OUT_OF_WORLD) {
i = (this.getEffect(MobEffects.RESISTANCE).getAmplifier() + 1) * 5;
int j = 25 - i;
float f1 = f * (float) j;
@@ -974,22 +1120,122 @@
}
}
- protected void damageEntity0(DamageSource damagesource, float f) {
- if (!this.isInvulnerable(damagesource)) {
- f = this.applyArmorModifier(damagesource, f);
- f = this.applyMagicModifier(damagesource, f);
- float f1 = f;
+ // CraftBukkit start
+ protected boolean damageEntity0(final DamageSource damagesource, float f) { // void -> boolean, add final
+ if (!this.isInvulnerable(damagesource)) {
+ final boolean human = this instanceof EntityHuman;
+ float originalDamage = f;
+ Function<Double, Double> hardHat = new Function<Double, Double>() {
+ @Override
+ public Double apply(Double f) {
+ if ((damagesource == DamageSource.ANVIL || damagesource == DamageSource.FALLING_BLOCK) && EntityLiving.this.getEquipment(EnumItemSlot.HEAD) != null) {
+ return -(f - (f * 0.75F));
- f = Math.max(f - this.getAbsorptionHearts(), 0.0F);
- this.setAbsorptionHearts(this.getAbsorptionHearts() - (f1 - f));
+ }
+ return -0.0;
+ }
+ };
+ float hardHatModifier = hardHat.apply((double) f).floatValue();
+ f += hardHatModifier;
+
+ Function<Double, Double> blocking = new Function<Double, Double>() {
+ @Override
+ public Double apply(Double f) {
+ if (human) {
+ if (!damagesource.ignoresArmor() && ((EntityHuman) EntityLiving.this).isBlocking() && f > 0.0F) {
+ return -(f - ((1.0F + f) * 0.5F));
+ }
+ }
+ return -0.0;
+ }
+ };
+ float blockingModifier = blocking.apply((double) f).floatValue();
+ f += blockingModifier;
+
+ Function<Double, Double> armor = new Function<Double, Double>() {
+ @Override
+ public Double apply(Double f) {
+ return -(f - EntityLiving.this.applyArmorModifier(damagesource, f.floatValue()));
+ }
+ };
+ float armorModifier = armor.apply((double) f).floatValue();
+ f += armorModifier;
+
+ Function<Double, Double> resistance = new Function<Double, Double>() {
+ @Override
+ public Double apply(Double f) {
+ if (!damagesource.isStarvation() && EntityLiving.this.hasEffect(MobEffects.RESISTANCE) && damagesource != DamageSource.OUT_OF_WORLD) {
+ int i = (EntityLiving.this.getEffect(MobEffects.RESISTANCE).getAmplifier() + 1) * 5;
+ int j = 25 - i;
+ float f1 = f.floatValue() * (float) j;
+ return -(f - (f1 / 25.0F));
+ }
+ return -0.0;
+ }
+ };
+ float resistanceModifier = resistance.apply((double) f).floatValue();
+ f += resistanceModifier;
+
+ Function<Double, Double> magic = new Function<Double, Double>() {
+ @Override
+ public Double apply(Double f) {
+ return -(f - EntityLiving.this.applyMagicModifier(damagesource, f.floatValue()));
+ }
+ };
+ float magicModifier = magic.apply((double) f).floatValue();
+ f += magicModifier;
+
+ Function<Double, Double> absorption = new Function<Double, Double>() {
+ @Override
+ public Double apply(Double f) {
+ return -(Math.max(f - Math.max(f - EntityLiving.this.getAbsorptionHearts(), 0.0F), 0.0F));
+ }
+ };
+ float absorptionModifier = absorption.apply((double) f).floatValue();
+
+ EntityDamageEvent event = CraftEventFactory.handleLivingEntityDamageEvent(this, damagesource, originalDamage, hardHatModifier, blockingModifier, armorModifier, resistanceModifier, magicModifier, absorptionModifier, hardHat, blocking, armor, resistance, magic, absorption);
+ if (event.isCancelled()) {
+ return false;
+ }
+
+ f = (float) event.getFinalDamage();
+
+ // Apply damage to helmet
+ if ((damagesource == DamageSource.ANVIL || damagesource == DamageSource.FALLING_BLOCK) && this.getEquipment(EnumItemSlot.HEAD) != null) {
+ this.getEquipment(EnumItemSlot.HEAD).damage((int) (event.getDamage() * 4.0F + this.random.nextFloat() * event.getDamage() * 2.0F), this);
+ }
+
+ // Apply damage to armor
+ if (!damagesource.ignoresArmor()) {
+ float armorDamage = (float) (event.getDamage() + event.getDamage(DamageModifier.BLOCKING) + event.getDamage(DamageModifier.HARD_HAT));
+ this.damageArmor(armorDamage);
+ }
+
+ absorptionModifier = (float) -event.getDamage(DamageModifier.ABSORPTION);
+ this.setAbsorptionHearts(Math.max(this.getAbsorptionHearts() - absorptionModifier, 0.0F));
if (f != 0.0F) {
+ if (human) {
+ // PAIL: Be sure to drag all this code from the EntityHuman subclass each update.
+ ((EntityHuman) this).applyExhaustion(damagesource.getExhaustionCost());
+ if (f < 3.4028235E37F) {
+ ((EntityHuman) this).a(StatisticList.z, Math.round(f * 10.0F));
+ }
+ }
+ // CraftBukkit end
float f2 = this.getHealth();
this.setHealth(f2 - f);
this.getCombatTracker().trackDamage(damagesource, f2, f);
+ // CraftBukkit start
+ if (human) {
+ return true;
+ }
+ // CraftBukkit end
this.setAbsorptionHearts(this.getAbsorptionHearts() - f);
}
+ return true;
}
+ return false; // CraftBukkit
}
public CombatTracker getCombatTracker() {
@@ -1055,6 +1301,7 @@
public AttributeMapBase getAttributeMap() {
if (this.bp == null) {
this.bp = new AttributeMapServer();
+ this.craftAttributes = new CraftAttributeMap(bp); // CraftBukkit
}
return this.bp;
@@ -1702,6 +1949,13 @@
if (!list.isEmpty()) {
for (int i = 0; i < list.size(); ++i) {
Entity entity = (Entity) list.get(i);
+ // TODO better check now?
+ // CraftBukkit start - Only handle mob (non-player) collisions every other tick
+ if (entity instanceof EntityLiving && !(this instanceof EntityPlayer) && this.ticksLived % 2 == 0) {
+ continue;
+ }
+ // CraftBukkit end
+
this.C(entity);
}
@@ -1918,7 +2172,22 @@
protected void v() {
if (this.bm != null && this.cs()) {
this.a(this.bm, 16);
- ItemStack itemstack = this.bm.a(this.world, this);
+ // CraftBukkit start - fire PlayerItemConsumeEvent
+ org.bukkit.inventory.ItemStack craftItem = CraftItemStack.asBukkitCopy(this.bm); // PAIL: rename
+ PlayerItemConsumeEvent event = new PlayerItemConsumeEvent((Player) this.getBukkitEntity(), craftItem);
+ world.getServer().getPluginManager().callEvent(event);
+
+ if (event.isCancelled()) {
+ // Update client
+ if (this instanceof EntityPlayer) {
+ ((EntityPlayer) this).getBukkitEntity().updateInventory();
+ ((EntityPlayer) this).getBukkitEntity().updateScaledHealth();
+ }
+ return;
+ }
+
+ ItemStack itemstack = (craftItem.equals(event.getItem())) ? this.bm.a(this.world, this) : CraftItemStack.asNMSCopy(event.getItem()).a(world, this);
+ // CraftBukkit end
if (itemstack != null && itemstack.count == 0) {
itemstack = null;
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