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3c25377465
ClassInstanceMultiMap belongs to Minecraft vanilla entity storage. And is unused, since replaced by spottedleaf's entity storage (rewrite chunk system). However these patches might be useful for vanilla entity storage if is used.
82 lines
4.6 KiB
Diff
82 lines
4.6 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Dreeam <61569423+Dreeam-qwq@users.noreply.github.com>
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Date: Mon, 2 Jun 2025 03:29:20 +0800
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Subject: [PATCH] Old Blast Protection explosion knockback
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diff --git a/net/minecraft/world/entity/EquipmentSlot.java b/net/minecraft/world/entity/EquipmentSlot.java
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index dbf31389f0e9796c80afbffddf6a20cbaf184e6e..f1b456bf96e4764fd202f5575bbfa58694c1c069 100644
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--- a/net/minecraft/world/entity/EquipmentSlot.java
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+++ b/net/minecraft/world/entity/EquipmentSlot.java
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@@ -23,6 +23,7 @@ public enum EquipmentSlot implements StringRepresentable {
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// Gale start - JettPack - reduce array allocations
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public static final EquipmentSlot[] VALUES_ARRAY = values();
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public static final List<EquipmentSlot> VALUES = List.of(VALUES_ARRAY);
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+ public static final EquipmentSlot[] ARMOR_SLOTS = new EquipmentSlot[]{EquipmentSlot.HEAD, EquipmentSlot.CHEST, EquipmentSlot.LEGS, EquipmentSlot.FEET}; // Leaf - Old Blast Protection explosion knockback
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public static final IntFunction<EquipmentSlot> BY_ID = ByIdMap.continuous(equipmentSlot -> equipmentSlot.id, VALUES_ARRAY, ByIdMap.OutOfBoundsStrategy.ZERO);
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public static final StringRepresentable.EnumCodec<EquipmentSlot> CODEC = StringRepresentable.fromEnum(() -> VALUES_ARRAY);
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// Gale end - JettPack - reduce array allocations
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diff --git a/net/minecraft/world/level/ServerExplosion.java b/net/minecraft/world/level/ServerExplosion.java
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index 1039cf820ecac54e290dc5dfe7f714bf2b9d2bdd..7426a7f4bf17277b0355185b58973140dab3c7b9 100644
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--- a/net/minecraft/world/level/ServerExplosion.java
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+++ b/net/minecraft/world/level/ServerExplosion.java
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@@ -532,7 +532,7 @@ public class ServerExplosion implements Explosion {
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double d4 = (1.0 - d) * f1 * knockbackMultiplier;
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double d5;
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if (entity instanceof LivingEntity livingEntity) {
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- d5 = entity instanceof Player && this.level.paperConfig().environment.disableExplosionKnockback ? 0 : d4 * (1.0 - livingEntity.getAttributeValue(Attributes.EXPLOSION_KNOCKBACK_RESISTANCE)); // Paper
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+ d5 = entity instanceof Player && this.level.paperConfig().environment.disableExplosionKnockback ? 0 : getExplosionKnockback(livingEntity, d4); // Paper // Leaf - Old Blast Protection explosion knockback
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} else {
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d5 = d4;
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}
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@@ -561,6 +561,49 @@ public class ServerExplosion implements Explosion {
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}
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}
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+ // Leaf start - Old Blast Protection explosion knockback
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+ private static double getExplosionKnockback(LivingEntity entity, double velocity) {
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+ if (!org.dreeam.leaf.config.modules.gameplay.Knockback.oldBlastProtectionKnockbackBehavior) {
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+ return velocity * (1.0 - entity.getAttributeValue(Attributes.EXPLOSION_KNOCKBACK_RESISTANCE));
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+ }
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+
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+ // Old BLAST_PROTECTION logic
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+ // BLAST_PROTECTION used ARMOR_SLOTS for slot types
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+ // See 1.20.4's ProtectionEnchantment#getExplosionKnockbackAfterDampener,
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+ // EnchantmentHelper#getEnchantmentLevel, Enchantment#getSlotItems,
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+ // EnchantmentHelper#getItemEnchantmentLevel, Enchantments#BLAST_PROTECTION,
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+ // these methods/fields for reference.
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+ Map<net.minecraft.world.entity.EquipmentSlot, ItemStack> map = com.google.common.collect.Maps.newEnumMap(net.minecraft.world.entity.EquipmentSlot.class);
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+
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+ for (net.minecraft.world.entity.EquipmentSlot slot : net.minecraft.world.entity.EquipmentSlot.ARMOR_SLOTS) {
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+ ItemStack itemStack = entity.getItemBySlot(slot);
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+ if (!itemStack.isEmpty()) {
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+ map.put(slot, itemStack);
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+ }
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+ }
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+
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+ Iterable<ItemStack> items = map.values();
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+ int i = 0;
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+
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+ if (items == null) {
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+ return 0;
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+ }
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+
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+ for (ItemStack itemStack : items) {
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+ int enchantmentLevel = net.minecraft.world.item.enchantment.EnchantmentHelper.getItemEnchantmentLevel(net.minecraft.world.item.enchantment.Enchantments.BLAST_PROTECTION, itemStack);
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+ if (enchantmentLevel > i) {
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+ i = enchantmentLevel;
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+ }
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+ }
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+
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+ if (i > 0) {
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+ velocity *= Mth.clamp(1.0 - (double) i * 0.15, 0.0, 1.0);
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+ }
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+
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+ return velocity;
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+ }
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+ // Leaf end - Old Blast Protection explosion knockback
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+
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private void interactWithBlocks(List<BlockPos> blocks) {
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List<ServerExplosion.StackCollector> list = new ArrayList<>();
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Util.shuffle(blocks, this.level.random);
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