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SakuraMC/patches/server/0031-Explosion-Durable-Blocks.patch
Samsuik 08f3dfa9cf Rewrite optimise explosions
2024-05-04 01:33:31 +01:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Samsuik <40902469+Samsuik@users.noreply.github.com>
Date: Wed, 15 Nov 2023 23:18:38 +0000
Subject: [PATCH] Explosion Durable Blocks
diff --git a/src/main/java/me/samsuik/sakura/explosion/durable/DurableBlockManager.java b/src/main/java/me/samsuik/sakura/explosion/durable/DurableBlockManager.java
new file mode 100644
index 0000000000000000000000000000000000000000..c58e52f7cc012babf4235e405e5fb5015c6e95d9
--- /dev/null
+++ b/src/main/java/me/samsuik/sakura/explosion/durable/DurableBlockManager.java
@@ -0,0 +1,63 @@
+package me.samsuik.sakura.explosion.durable;
+
+import it.unimi.dsi.fastutil.longs.Long2ObjectOpenHashMap;
+import me.samsuik.sakura.utils.objects.Expiry;
+import net.minecraft.core.BlockPos;
+import net.minecraft.server.MinecraftServer;
+
+public final class DurableBlockManager {
+
+ private final Long2ObjectOpenHashMap<DurableBlock> blocks = new Long2ObjectOpenHashMap<>();
+
+ public boolean damage(BlockPos pos, DurableMaterial material) {
+ long packed = pos.asLong();
+
+ DurableBlock block = this.blocks.computeIfAbsent(packed, k -> new DurableBlock(
+ material.durability(),
+ // expire after 1 minute
+ new Expiry(MinecraftServer.currentTickLong, 1200)
+ ));
+
+ if (block.damage()) {
+ this.blocks.remove(packed);
+ return true;
+ } else {
+ block.getExpiry().refresh(MinecraftServer.currentTickLong);
+ return false;
+ }
+ }
+
+ public int durability(BlockPos pos, DurableMaterial material) {
+ DurableBlock block = this.blocks.get(pos.asLong());
+ return block != null ? block.getDurability() : material.durability();
+ }
+
+ public void expire(long tick) {
+ if (tick % 200 == 0) {
+ this.blocks.values().removeIf(block -> block.getExpiry().isExpired(tick));
+ }
+ }
+
+ private static class DurableBlock {
+ private int durability;
+ private final Expiry expiry;
+
+ public DurableBlock(int durability, Expiry expiry) {
+ this.durability = durability;
+ this.expiry = expiry;
+ }
+
+ public Expiry getExpiry() {
+ return expiry;
+ }
+
+ public int getDurability() {
+ return durability;
+ }
+
+ public boolean damage() {
+ return --this.durability <= 0;
+ }
+ }
+
+}
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 62d54547fc8c1a9f7b19a2020b754a189ba7c52f..622ab8f82f1b641f32912788ce44381b88f46093 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -1750,6 +1750,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
worldserver.minimalTNT.clear(); // Sakura - visibility api
worldserver.mergeHistory.expire(currentTickLong); // Sakura - merge cannoning entities
worldserver.densityCache.clear(currentTickLong); // Sakura - explosion density cache
+ worldserver.durabilityManager.expire(currentTickLong); // Sakura
}
this.isIteratingOverLevels = false; // Paper - Throw exception on world create while being ticked
diff --git a/src/main/java/net/minecraft/world/item/ItemNameBlockItem.java b/src/main/java/net/minecraft/world/item/ItemNameBlockItem.java
index a8008c7550488be34b51f4280f5569170b1ebd1d..2e5a46b9d27b930870c68dbde93d8731fd364219 100644
--- a/src/main/java/net/minecraft/world/item/ItemNameBlockItem.java
+++ b/src/main/java/net/minecraft/world/item/ItemNameBlockItem.java
@@ -7,6 +7,33 @@ public class ItemNameBlockItem extends BlockItem {
super(block, settings);
}
+ // Sakura start - explosion durable blocks
+ @Override
+ public net.minecraft.world.InteractionResult useOn(net.minecraft.world.item.context.UseOnContext context) {
+ Block itemBlock = this.getBlock();
+ if (context.getPlayer() != null && itemBlock.equals(net.minecraft.world.level.block.Blocks.POTATOES)) {
+ net.minecraft.world.entity.player.Player player = context.getPlayer();
+ net.minecraft.world.level.block.state.BlockState state = context.getLevel().getBlockState(context.getClickedPos());
+ Block block = state.getBlock();
+ me.samsuik.sakura.explosion.durable.DurableMaterial material = context.getLevel().localConfig().config(context.getClickedPos()).durableMaterials.get(block);
+
+ if (material != null) {
+ int durability = context.getLevel().durabilityManager.durability(context.getClickedPos(), material);
+ this.sendPotatoMessage(player, durability, material.durability());
+ }
+ }
+ return super.useOn(context);
+ }
+
+ private void sendPotatoMessage(net.minecraft.world.entity.player.Player player, int remaining, int durability) {
+ player.getBukkitEntity().sendRichMessage(
+ me.samsuik.sakura.configuration.GlobalConfiguration.get().players.potatoMessage,
+ net.kyori.adventure.text.minimessage.tag.resolver.Placeholder.unparsed("remaining", String.valueOf(remaining)),
+ net.kyori.adventure.text.minimessage.tag.resolver.Placeholder.unparsed("durability", String.valueOf(durability))
+ );
+ }
+ // Sakura end - explosion durable blocks
+
@Override
public String getDescriptionId() {
return this.getOrCreateDescriptionId();
diff --git a/src/main/java/net/minecraft/world/level/Explosion.java b/src/main/java/net/minecraft/world/level/Explosion.java
index 985386901b4785e83fd8b85db9e05847f9165d1e..7ff26a8df45547b430ff470c32cea81697413bba 100644
--- a/src/main/java/net/minecraft/world/level/Explosion.java
+++ b/src/main/java/net/minecraft/world/level/Explosion.java
@@ -261,7 +261,7 @@ public class Explosion {
BlockState blockState = chunk.getBlockStateFinal(x, y, z);
FluidState fluidState = blockState.getFluidState();
- Optional<Float> resistance = !calculateResistance ? Optional.empty() : this.damageCalculator.getBlockExplosionResistance((Explosion)(Object)this, this.level, pos, blockState, fluidState);
+ Optional<Float> resistance = !calculateResistance ? Optional.empty() : this.calculateBlockResistance(blockState, fluidState, pos); // Sakura - explosion durable blocks
ret = new ExplosionBlockCache(
key, pos, blockState, fluidState,
@@ -275,6 +275,21 @@ public class Explosion {
return ret;
}
+ // Sakura start - explosion durable blocks
+ private Optional<Float> calculateBlockResistance(BlockState blockState, FluidState fluidState, BlockPos pos) {
+ if (!blockState.isAir()) {
+ Block block = blockState.getBlock();
+ me.samsuik.sakura.explosion.durable.DurableMaterial material = this.level.localConfig().config(pos).durableMaterials.get(block);
+
+ if (material != null && material.resistance() >= 0.0f && (this.level.sakuraConfig().cannons.explosion.allowNonTntBreakingDurableBlocks || this.source instanceof net.minecraft.world.entity.item.PrimedTnt)) {
+ return Optional.of(material.resistance());
+ }
+ }
+
+ return this.damageCalculator.getBlockExplosionResistance((Explosion)(Object)this, this.level, pos, blockState, fluidState);
+ }
+ // Sakura end - explosion durable blocks
+
private boolean clipsAnything(final Vec3 from, final Vec3 to,
final io.papermc.paper.util.CollisionUtil.LazyEntityCollisionContext context,
final ExplosionBlockCache[] blockCache,
@@ -872,6 +887,16 @@ public class Explosion {
// CraftBukkit start - TNTPrimeEvent
BlockState iblockdata = this.level.getBlockState(blockposition);
Block block = iblockdata.getBlock();
+ // Sakura start - explosion durable blocks
+ if (this.level.sakuraConfig().cannons.explosion.allowNonTntBreakingDurableBlocks || this.source instanceof net.minecraft.world.entity.item.PrimedTnt) {
+ me.samsuik.sakura.explosion.durable.DurableMaterial material = this.level.localConfig().config(blockposition).durableMaterials.get(block);
+
+ if (material != null && material.durability() >= 0 && !this.level.durabilityManager.damage(blockposition, material)) {
+ objectlistiterator.remove();
+ continue;
+ }
+ }
+ // Sakura end - explosion durable blocks
if (block instanceof net.minecraft.world.level.block.TntBlock) {
Entity sourceEntity = this.source == null ? null : this.source;
BlockPos sourceBlock = sourceEntity == null ? BlockPos.containing(this.x, this.y, this.z) : null;
diff --git a/src/main/java/net/minecraft/world/level/Level.java b/src/main/java/net/minecraft/world/level/Level.java
index 360e72b8e540f3cdb557bc59bca5e0a9cda239f8..d424337f7ee70d6b488dcb8b59a1bd59b87e3e53 100644
--- a/src/main/java/net/minecraft/world/level/Level.java
+++ b/src/main/java/net/minecraft/world/level/Level.java
@@ -231,6 +231,7 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
public final it.unimi.dsi.fastutil.longs.Long2IntMap minimalTNT = new it.unimi.dsi.fastutil.longs.Long2IntOpenHashMap(); // Sakura - visibility api
public final me.samsuik.sakura.entity.merge.MergeHistory mergeHistory = new me.samsuik.sakura.entity.merge.MergeHistory(); // Sakura - cannon entity merging
public final me.samsuik.sakura.explosion.density.BlockDensityCache densityCache = new me.samsuik.sakura.explosion.density.BlockDensityCache(); // Sakura - explosion density cache
+ public final me.samsuik.sakura.explosion.durable.DurableBlockManager durabilityManager = new me.samsuik.sakura.explosion.durable.DurableBlockManager(); // Sakura - explosion durable blocks
// Sakura start - add entity retrival methods with search limits
public void getLimitedEntities(Entity except, AABB box, Predicate<? super Entity> predicate, List<Entity> into, int limit, int search) {
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