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Purpur/patches/server/0071-Implement-elytra-settings.patch
William Blake Galbreath 13b1d3715e Updated Upstream (Paper & Tuinity) 
Upstream has released updates that appear to apply and compile correctly

Paper Changes:
eaadb4a68f Fix Java toolchain configuration to work on arm macOS
8bebf48495 Mark sensor and behavior timings as verbose
6855505490 Fix some inconsistency issues with empty map items (#6304)
ed1dc272e6 Add System.out.println catcher (#6278)
112b6a508a Add force getter to ParticleBuilder (#6300)
a44f486694 Allow plugins to use Log4J to log (#6288)
8c28a33d4e Don't not shuffle visible chunks (#6283)
0e978ea45e Rewrite LogEvents to contain information about the source jar of stacktrace elements (#6142)
6e7f9aafd6 Prevent AFK kick while watching end credits (#6239). (#6265)

Tuinity Changes:
61c9a54783 Don't use CI build number for implementation version (#356)
dc9d19c984 Update packet limiter config to accept mojang or spigot packet class names (#322)
2021-08-02 16:11:12 -05:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <blake.galbreath@gmail.com>
Date: Thu, 25 Jul 2019 18:07:37 -0500
Subject: [PATCH] Implement elytra settings
diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
index 56459702284a8bb5d0297e2d16cb25132d51cf7f..9240dac662e60d130cdb8c3724c211c89875f6f0 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -3285,7 +3285,16 @@ public abstract class LivingEntity extends Entity {
int j = i / 10;
if (j % 2 == 0) {
- itemstack.hurtAndBreak(1, this, (entityliving) -> {
+ // Purpur start
+ int damage = level.purpurConfig.elytraDamagePerSecond;
+ if (level.purpurConfig.elytraDamageMultiplyBySpeed > 0) {
+ double speed = getDeltaMovement().lengthSqr();
+ if (speed > level.purpurConfig.elytraDamageMultiplyBySpeed) {
+ damage *= (int) speed;
+ }
+ }
+ itemstack.hurtAndBreak(damage, this, (entityliving) -> {
+ // Purpur end
entityliving.broadcastBreakEvent(EquipmentSlot.CHEST);
});
}
diff --git a/src/main/java/net/minecraft/world/item/FireworkRocketItem.java b/src/main/java/net/minecraft/world/item/FireworkRocketItem.java
index 543a08f920319a2547258640bafebb1e70af65c4..dd211aa7c4ef1e158933a89898b9e5bc1451ee14 100644
--- a/src/main/java/net/minecraft/world/item/FireworkRocketItem.java
+++ b/src/main/java/net/minecraft/world/item/FireworkRocketItem.java
@@ -17,6 +17,7 @@ import net.minecraft.server.level.ServerPlayer;
import net.minecraft.world.InteractionHand;
import net.minecraft.world.InteractionResult;
import net.minecraft.world.InteractionResultHolder;
+import net.minecraft.world.entity.EquipmentSlot;
import net.minecraft.world.entity.player.Player;
import net.minecraft.world.entity.projectile.FireworkRocketEntity;
import net.minecraft.world.item.context.UseOnContext;
@@ -70,6 +71,14 @@ public class FireworkRocketItem extends Item {
com.destroystokyo.paper.event.player.PlayerElytraBoostEvent event = new com.destroystokyo.paper.event.player.PlayerElytraBoostEvent((org.bukkit.entity.Player) user.getBukkitEntity(), org.bukkit.craftbukkit.inventory.CraftItemStack.asCraftMirror(itemStack), (org.bukkit.entity.Firework) fireworkRocketEntity.getBukkitEntity());
if (event.callEvent() && world.addFreshEntity(fireworkRocketEntity)) {
user.awardStat(Stats.ITEM_USED.get(this));
+ // Purpur start
+ if (world.purpurConfig.elytraDamagePerFireworkBoost > 0) {
+ ItemStack chestItem = user.getItemBySlot(EquipmentSlot.CHEST);
+ if (chestItem.getItem() == Items.ELYTRA) {
+ chestItem.hurtAndBreak(world.purpurConfig.elytraDamagePerFireworkBoost, user, (entityliving) -> entityliving.broadcastBreakEvent(EquipmentSlot.CHEST));
+ }
+ }
+ // Purpur end
if (event.shouldConsume() && !user.getAbilities().instabuild) {
itemStack.shrink(1);
} else ((net.minecraft.server.level.ServerPlayer) user).getBukkitEntity().updateInventory();
diff --git a/src/main/java/net/minecraft/world/item/ItemStack.java b/src/main/java/net/minecraft/world/item/ItemStack.java
index 9106d48e1ffab9687cd3295d9bb0410cdf875df4..1ecc0b740758c878a5a196524fbaa238b6689ac5 100644
--- a/src/main/java/net/minecraft/world/item/ItemStack.java
+++ b/src/main/java/net/minecraft/world/item/ItemStack.java
@@ -540,7 +540,7 @@ public final class ItemStack {
int j;
if (amount > 0) {
- j = EnchantmentHelper.getItemEnchantmentLevel(Enchantments.UNBREAKING, this);
+ j = (getItem() == Items.ELYTRA && player != null && player.level.purpurConfig.elytraIgnoreUnbreaking) ? 0 : EnchantmentHelper.getItemEnchantmentLevel(Enchantments.UNBREAKING, this);
int k = 0;
for (int l = 0; j > 0 && l < amount; ++l) {
@@ -586,6 +586,12 @@ public final class ItemStack {
if (this.hurt(amount, entity.getRandom(), entity instanceof ServerPlayer ? (ServerPlayer) entity : null)) {
breakCallback.accept(entity);
Item item = this.getItem();
+ // Purpur start
+ if (item == Items.ELYTRA) {
+ setDamageValue(item.getMaxDamage() - 1);
+ return;
+ }
+ // Purpur end
// CraftBukkit start - Check for item breaking
if (this.count == 1 && entity instanceof net.minecraft.world.entity.player.Player) {
org.bukkit.craftbukkit.event.CraftEventFactory.callPlayerItemBreakEvent((net.minecraft.world.entity.player.Player) entity, this);
diff --git a/src/main/java/net/minecraft/world/item/TridentItem.java b/src/main/java/net/minecraft/world/item/TridentItem.java
index 510ed67a7de2b503ab8b01db57ed09ee33b0d825..3f53dc8f250ad3f7616ce7ef0a2353caa0ab1879 100644
--- a/src/main/java/net/minecraft/world/item/TridentItem.java
+++ b/src/main/java/net/minecraft/world/item/TridentItem.java
@@ -126,6 +126,14 @@ public class TridentItem extends Item implements Vanishable {
f2 *= f6 / f5;
f3 *= f6 / f5;
f4 *= f6 / f5;
+
+ // Purpur start
+ ItemStack chestItem = entityhuman.getItemBySlot(EquipmentSlot.CHEST);
+ if (chestItem.getItem() == Items.ELYTRA && world.purpurConfig.elytraDamagePerTridentBoost > 0) {
+ chestItem.hurtAndBreak(world.purpurConfig.elytraDamagePerTridentBoost, entityhuman, (entity) -> entity.broadcastBreakEvent(EquipmentSlot.CHEST));
+ }
+ // Purpur end
+
entityhuman.push((double) f2, (double) f3, (double) f4);
entityhuman.startAutoSpinAttack(20);
if (entityhuman.isOnGround()) {
diff --git a/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java b/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
index 996346851c4b3ce181b1ae5431bea693d04b923f..c54e3fe327a677e622b2a6b300c8e6fe72d13ca6 100644
--- a/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
+++ b/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
@@ -98,6 +98,19 @@ public class PurpurWorldConfig {
armorstandStepHeight = (float) getDouble("gameplay-mechanics.armorstand.step-height", armorstandStepHeight);
}
+ public int elytraDamagePerSecond = 1;
+ public double elytraDamageMultiplyBySpeed = 0;
+ public boolean elytraIgnoreUnbreaking = false;
+ public int elytraDamagePerFireworkBoost = 0;
+ public int elytraDamagePerTridentBoost = 0;
+ private void elytraSettings() {
+ elytraDamagePerSecond = getInt("gameplay-mechanics.elytra.damage-per-second", elytraDamagePerSecond);
+ elytraDamageMultiplyBySpeed = getDouble("gameplay-mechanics.elytra.damage-multiplied-by-speed", elytraDamageMultiplyBySpeed);
+ elytraIgnoreUnbreaking = getBoolean("gameplay-mechanics.elytra.ignore-unbreaking", elytraIgnoreUnbreaking);
+ elytraDamagePerFireworkBoost = getInt("gameplay-mechanics.elytra.damage-per-boost.firework", elytraDamagePerFireworkBoost);
+ elytraDamagePerTridentBoost = getInt("gameplay-mechanics.elytra.damage-per-boost.trident", elytraDamagePerTridentBoost);
+ }
+
public double minecartMaxSpeed = 0.4D;
public boolean minecartPlaceAnywhere = false;
public boolean minecartControllable = false;
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