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SparklyPaperMC/patches/server/0024-Improve-container-checking-with-a-bitset.patch
MrPowerGamerBR 3bb1a88218 Moar patches
2021-08-31 20:14:55 -03:00

457 lines
19 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Paul Sauve <paul@technove.co>
Date: Wed, 19 May 2021 13:08:26 -0500
Subject: [PATCH] Improve container checking with a bitset
diff --git a/src/main/java/gg/airplane/structs/ItemListWithBitset.java b/src/main/java/gg/airplane/structs/ItemListWithBitset.java
new file mode 100644
index 0000000000000000000000000000000000000000..04565b596f7579eb22263ef844513aeba3437eb3
--- /dev/null
+++ b/src/main/java/gg/airplane/structs/ItemListWithBitset.java
@@ -0,0 +1,105 @@
+package gg.airplane.structs;
+
+import net.minecraft.core.NonNullList;
+import net.minecraft.world.item.ItemStack;
+import org.apache.commons.lang.Validate;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.Arrays;
+
+public class ItemListWithBitset extends NonNullList<ItemStack> {
+ public static ItemListWithBitset fromNonNullList(NonNullList<ItemStack> list) {
+ if (list instanceof ItemListWithBitset) {
+ return (ItemListWithBitset) list;
+ }
+ return new ItemListWithBitset(list);
+ }
+
+ private static ItemStack[] createArray(int size) {
+ ItemStack[] array = new ItemStack[size];
+ Arrays.fill(array, ItemStack.EMPTY);
+ return array;
+ }
+
+ private final ItemStack[] items;
+
+ private long bitSet = 0;
+ private final long allBits;
+
+ private ItemListWithBitset(NonNullList<ItemStack> list) {
+ this(list.size());
+
+ for (int i = 0; i < list.size(); i++) {
+ this.set(i, list.get(i));
+ }
+ }
+
+ public ItemListWithBitset(int size) {
+ super(null, ItemStack.EMPTY);
+
+ Validate.isTrue(size < Long.BYTES * 8, "size is too large");
+
+ this.items = createArray(size);
+ this.allBits = ((1L << size) - 1);
+ }
+
+ public boolean isCompletelyEmpty() {
+ return this.bitSet == 0;
+ }
+
+ public boolean hasFullStacks() {
+ return (this.bitSet & this.allBits) == allBits;
+ }
+
+ @Override
+ public ItemStack set(int index, @NotNull ItemStack itemStack) {
+ ItemStack existing = this.items[index];
+
+ this.items[index] = itemStack;
+
+ if (itemStack == ItemStack.EMPTY) {
+ this.bitSet &= ~(1L << index);
+ } else {
+ this.bitSet |= 1L << index;
+ }
+
+ return existing;
+ }
+
+ @NotNull
+ @Override
+ public ItemStack get(int var0) {
+ return this.items[var0];
+ }
+
+ @Override
+ public int size() {
+ return this.items.length;
+ }
+
+ @Override
+ public void clear() {
+ Arrays.fill(this.items, ItemStack.EMPTY);
+ }
+
+ // these are unsupported for block inventories which have a static size
+ @Override
+ public void add(int var0, ItemStack var1) {
+ throw new UnsupportedOperationException();
+ }
+
+ @Override
+ public ItemStack remove(int var0) {
+ throw new UnsupportedOperationException();
+ }
+
+ @Override
+ public String toString() {
+ return "ItemListWithBitset{" +
+ "items=" + Arrays.toString(items) +
+ ", bitSet=" + Long.toString(bitSet, 2) +
+ ", allBits=" + Long.toString(allBits, 2) +
+ ", size=" + this.items.length +
+ '}';
+ }
+}
diff --git a/src/main/java/net/minecraft/world/CompoundContainer.java b/src/main/java/net/minecraft/world/CompoundContainer.java
index 087ae3a6b49872a3580eb1a572bdbc493711a77a..5ef8657197beea06c1dcad6a32968c56a823b182 100644
--- a/src/main/java/net/minecraft/world/CompoundContainer.java
+++ b/src/main/java/net/minecraft/world/CompoundContainer.java
@@ -1,5 +1,6 @@
package net.minecraft.world;
+import net.minecraft.core.Direction; // Airplane
import net.minecraft.world.entity.player.Player;
import net.minecraft.world.item.ItemStack;
@@ -72,6 +73,23 @@ public class CompoundContainer implements Container {
this.container2 = second;
}
+ // Airplane start
+ @Override
+ public boolean hasEmptySlot(Direction enumdirection) {
+ return this.container1.hasEmptySlot(null) || this.container2.hasEmptySlot(null);
+ }
+
+ @Override
+ public boolean isCompletelyFull(Direction enumdirection) {
+ return this.container1.isCompletelyFull(null) && this.container2.isCompletelyFull(null);
+ }
+
+ @Override
+ public boolean isCompletelyEmpty(Direction enumdirection) {
+ return this.container1.isCompletelyEmpty(null) && this.container2.isCompletelyEmpty(null);
+ }
+ // Airplane end
+
@Override
public int getContainerSize() {
return this.container1.getContainerSize() + this.container2.getContainerSize();
diff --git a/src/main/java/net/minecraft/world/Container.java b/src/main/java/net/minecraft/world/Container.java
index 7437f01ca8f416e2c9150250e324af4725a4efb6..bdcd0e38a3ba904811112f41d8bfbfc0902ef190 100644
--- a/src/main/java/net/minecraft/world/Container.java
+++ b/src/main/java/net/minecraft/world/Container.java
@@ -1,6 +1,8 @@
package net.minecraft.world;
import java.util.Set;
+
+import net.minecraft.core.Direction; // Airplane
import net.minecraft.world.entity.player.Player;
import net.minecraft.world.item.Item;
import net.minecraft.world.item.ItemStack;
@@ -9,6 +11,63 @@ import org.bukkit.craftbukkit.entity.CraftHumanEntity;
// CraftBukkit end
public interface Container extends Clearable {
+ // Airplane start - allow the inventory to override and optimize these frequent calls
+ default boolean hasEmptySlot(@org.jetbrains.annotations.Nullable Direction enumdirection) { // there is a slot with 0 items in it
+ if (this instanceof WorldlyContainer worldlyContainer) {
+ for (int i : worldlyContainer.getSlotsForFace(enumdirection)) {
+ if (this.getItem(i).isEmpty()) {
+ return true;
+ }
+ }
+ } else {
+ int size = this.getContainerSize();
+ for (int i = 0; i < size; i++) {
+ if (this.getItem(i).isEmpty()) {
+ return true;
+ }
+ }
+ }
+ return false;
+ }
+
+ default boolean isCompletelyFull(@org.jetbrains.annotations.Nullable Direction enumdirection) { // every stack is maxed
+ if (this instanceof WorldlyContainer worldlyContainer) {
+ for (int i : worldlyContainer.getSlotsForFace(enumdirection)) {
+ ItemStack itemStack = this.getItem(i);
+ if (itemStack.getCount() < itemStack.getMaxStackSize()) {
+ return false;
+ }
+ }
+ } else {
+ int size = this.getContainerSize();
+ for (int i = 0; i < size; i++) {
+ ItemStack itemStack = this.getItem(i);
+ if (itemStack.getCount() < itemStack.getMaxStackSize()) {
+ return false;
+ }
+ }
+ }
+ return true;
+ }
+
+ default boolean isCompletelyEmpty(@org.jetbrains.annotations.Nullable Direction enumdirection) {
+ if (this instanceof WorldlyContainer worldlyContainer) {
+ for (int i : worldlyContainer.getSlotsForFace(enumdirection)) {
+ if (!this.getItem(i).isEmpty()) {
+ return false;
+ }
+ }
+ } else {
+ int size = this.getContainerSize();
+ for (int i = 0; i < size; i++) {
+ if (!this.getItem(i).isEmpty()) {
+ return false;
+ }
+ }
+ }
+ return true;
+ }
+ // Airplane end
int LARGE_MAX_STACK_SIZE = 64;
diff --git a/src/main/java/net/minecraft/world/entity/vehicle/AbstractMinecartContainer.java b/src/main/java/net/minecraft/world/entity/vehicle/AbstractMinecartContainer.java
index f57864ce919ef4721cfb5913c636fe8903ce4cc1..4792d3d60e60202face2eb851c9f5b122dcfc19d 100644
--- a/src/main/java/net/minecraft/world/entity/vehicle/AbstractMinecartContainer.java
+++ b/src/main/java/net/minecraft/world/entity/vehicle/AbstractMinecartContainer.java
@@ -40,7 +40,7 @@ import org.bukkit.inventory.InventoryHolder;
public abstract class AbstractMinecartContainer extends AbstractMinecart implements Container, MenuProvider {
- private NonNullList<ItemStack> itemStacks;
+ private gg.airplane.structs.ItemListWithBitset itemStacks; // Airplane
@Nullable
public ResourceLocation lootTable;
public long lootTableSeed;
@@ -89,12 +89,12 @@ public abstract class AbstractMinecartContainer extends AbstractMinecart impleme
protected AbstractMinecartContainer(EntityType<?> type, Level world) {
super(type, world);
- this.itemStacks = NonNullList.withSize(this.getContainerSize(), ItemStack.EMPTY); // CraftBukkit - SPIGOT-3513
+ this.itemStacks = new gg.airplane.structs.ItemListWithBitset(this.getContainerSize()); // CraftBukkit - SPIGOT-3513 // Airplane
}
protected AbstractMinecartContainer(EntityType<?> type, double x, double y, double z, Level world) {
super(type, world, x, y, z);
- this.itemStacks = NonNullList.withSize(this.getContainerSize(), ItemStack.EMPTY); // CraftBukkit - SPIGOT-3513
+ this.itemStacks = new gg.airplane.structs.ItemListWithBitset(this.getContainerSize()); // CraftBukkit - SPIGOT-3513 // Airplane
}
@Override
@@ -217,7 +217,7 @@ public abstract class AbstractMinecartContainer extends AbstractMinecart impleme
protected void readAdditionalSaveData(CompoundTag nbt) {
super.readAdditionalSaveData(nbt);
this.lootableData.loadNbt(nbt); // Paper
- this.itemStacks = NonNullList.withSize(this.getContainerSize(), ItemStack.EMPTY);
+ this.itemStacks = new gg.airplane.structs.ItemListWithBitset(this.getContainerSize()); // Airplane
if (nbt.contains("LootTable", 8)) {
this.lootTable = new ResourceLocation(nbt.getString("LootTable"));
this.lootTableSeed = nbt.getLong("LootTableSeed");
diff --git a/src/main/java/net/minecraft/world/level/block/entity/ChestBlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/ChestBlockEntity.java
index 52de9852f87d346714a950b60a0004d386ac10f0..305a8f5ea917c7e242011fa98a3e161517afe9be 100644
--- a/src/main/java/net/minecraft/world/level/block/entity/ChestBlockEntity.java
+++ b/src/main/java/net/minecraft/world/level/block/entity/ChestBlockEntity.java
@@ -32,7 +32,7 @@ import org.bukkit.entity.HumanEntity;
public class ChestBlockEntity extends RandomizableContainerBlockEntity implements LidBlockEntity {
private static final int EVENT_SET_OPEN_COUNT = 1;
- private NonNullList<ItemStack> items;
+ private gg.airplane.structs.ItemListWithBitset items; // Airplane
public final ContainerOpenersCounter openersCounter;
private final ChestLidController chestLidController;
@@ -66,9 +66,10 @@ public class ChestBlockEntity extends RandomizableContainerBlockEntity implement
}
// CraftBukkit end
+ private final boolean isNative = getClass().equals(ChestBlockEntity.class); // Airplane
protected ChestBlockEntity(BlockEntityType<?> type, BlockPos pos, BlockState state) {
super(type, pos, state);
- this.items = NonNullList.withSize(27, ItemStack.EMPTY);
+ this.items = new gg.airplane.structs.ItemListWithBitset(27); // Airplane - use with bitset
this.openersCounter = new ContainerOpenersCounter() {
@Override
protected void onOpen(Level world, BlockPos pos, BlockState state) {
@@ -99,6 +100,23 @@ public class ChestBlockEntity extends RandomizableContainerBlockEntity implement
this.chestLidController = new ChestLidController();
}
+ // Airplane start
+ @Override
+ public boolean hasEmptySlot(Direction enumdirection) {
+ return isNative ? !this.items.hasFullStacks() : super.hasEmptySlot(enumdirection);
+ }
+
+ @Override
+ public boolean isCompletelyFull(Direction enumdirection) {
+ return isNative ? this.items.hasFullStacks() && super.isCompletelyFull(enumdirection) : super.isCompletelyFull(enumdirection);
+ }
+
+ @Override
+ public boolean isCompletelyEmpty(Direction enumdirection) {
+ return isNative && this.items.isCompletelyEmpty() || super.isCompletelyEmpty(enumdirection);
+ }
+ // Airplane end
+
public ChestBlockEntity(BlockPos pos, BlockState state) {
this(BlockEntityType.CHEST, pos, state);
}
@@ -116,7 +134,7 @@ public class ChestBlockEntity extends RandomizableContainerBlockEntity implement
@Override
public void load(CompoundTag nbt) {
super.load(nbt);
- this.items = NonNullList.withSize(this.getContainerSize(), ItemStack.EMPTY);
+ this.items = new gg.airplane.structs.ItemListWithBitset(this.getContainerSize()); // Airplane
if (!this.tryLoadLootTable(nbt)) {
ContainerHelper.loadAllItems(nbt, this.items);
}
@@ -189,7 +207,7 @@ public class ChestBlockEntity extends RandomizableContainerBlockEntity implement
@Override
protected void setItems(NonNullList<ItemStack> list) {
- this.items = list;
+ this.items = gg.airplane.structs.ItemListWithBitset.fromNonNullList(list); // Airplane
}
@Override
diff --git a/src/main/java/net/minecraft/world/level/block/entity/HopperBlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/HopperBlockEntity.java
index d41851f9119c334cae3fc2c433d6450a3eed9096..ddf82e65d3ef1f53b72017bf5159b9f7b5484632 100644
--- a/src/main/java/net/minecraft/world/level/block/entity/HopperBlockEntity.java
+++ b/src/main/java/net/minecraft/world/level/block/entity/HopperBlockEntity.java
@@ -44,7 +44,7 @@ public class HopperBlockEntity extends RandomizableContainerBlockEntity implemen
public static final int MOVE_ITEM_SPEED = 8;
public static final int HOPPER_CONTAINER_SIZE = 5;
- private NonNullList<ItemStack> items;
+ private gg.airplane.structs.ItemListWithBitset items; // Airplane
private int cooldownTime;
private long tickedGameTime;
@@ -80,14 +80,31 @@ public class HopperBlockEntity extends RandomizableContainerBlockEntity implemen
public HopperBlockEntity(BlockPos pos, BlockState state) {
super(BlockEntityType.HOPPER, pos, state);
- this.items = NonNullList.withSize(5, ItemStack.EMPTY);
+ this.items = new gg.airplane.structs.ItemListWithBitset(5); // Airplane
this.cooldownTime = -1;
}
+ // Airplane start
+ @Override
+ public boolean hasEmptySlot(Direction enumdirection) {
+ return !this.items.hasFullStacks();
+ }
+
+ @Override
+ public boolean isCompletelyFull(Direction enumdirection) {
+ return this.items.hasFullStacks() && super.isCompletelyFull(enumdirection);
+ }
+
+ @Override
+ public boolean isCompletelyEmpty(Direction enumdirection) {
+ return this.items.isCompletelyEmpty() || super.isCompletelyEmpty(enumdirection);
+ }
+ // Airplane end
+
@Override
public void load(CompoundTag nbt) {
super.load(nbt);
- this.items = NonNullList.withSize(this.getContainerSize(), ItemStack.EMPTY);
+ this.items = new gg.airplane.structs.ItemListWithBitset(this.getContainerSize()); // Airplane
if (!this.tryLoadLootTable(nbt)) {
ContainerHelper.loadAllItems(nbt, this.items);
}
@@ -160,7 +177,7 @@ public class HopperBlockEntity extends RandomizableContainerBlockEntity implemen
flag = HopperBlockEntity.a(world, pos, state, (Container) blockEntity, blockEntity); // CraftBukkit
}
- if (!blockEntity.inventoryFull()) {
+ if (!blockEntity.items.hasFullStacks() || !blockEntity.inventoryFull()) { // Airplane - use bitset first
flag |= booleansupplier.getAsBoolean();
}
@@ -199,7 +216,7 @@ public class HopperBlockEntity extends RandomizableContainerBlockEntity implemen
skipPushModeEventFire = skipHopperEvents;
boolean foundItem = false;
for (int i = 0; i < hopper.getContainerSize(); ++i) {
- ItemStack item = hopper.getItem(i);
+ ItemStack item = hopper.getItem(i); // Airplane
if (!item.isEmpty()) {
foundItem = true;
ItemStack origItemStack = item;
@@ -403,12 +420,18 @@ public class HopperBlockEntity extends RandomizableContainerBlockEntity implemen
}
private static boolean isFullContainer(Container inventory, Direction direction) {
- return allMatch(inventory, direction, STACK_SIZE_TEST); // Paper - no streams
+ // Airplane start - use bitsets
+ //return allMatch(inventory, direction, STACK_SIZE_TEST); // Paper - no streams
+ return inventory.isCompletelyFull(direction);
+ // Airplane end
}
private static boolean isEmptyContainer(Container inv, Direction facing) {
// Paper start
- return allMatch(inv, facing, IS_EMPTY_TEST);
+ // Airplane start - use bitsets
+ //return allMatch(inv, facing, IS_EMPTY_TEST);
+ return inv.isCompletelyEmpty(facing);
+ // Airplane end
}
private static boolean allMatch(Container iinventory, Direction enumdirection, java.util.function.BiPredicate<ItemStack, Integer> test) {
if (iinventory instanceof WorldlyContainer) {
@@ -585,7 +608,7 @@ public class HopperBlockEntity extends RandomizableContainerBlockEntity implemen
if (HopperBlockEntity.canPlaceItemInContainer(to, stack, slot, enumdirection)) {
boolean flag = false;
- boolean flag1 = to.isEmpty();
+ boolean flag1 = to.isCompletelyEmpty(enumdirection); // Airplane
if (itemstack1.isEmpty()) {
// Spigot start - SPIGOT-6693, InventorySubcontainer#setItem
@@ -731,7 +754,7 @@ public class HopperBlockEntity extends RandomizableContainerBlockEntity implemen
@Override
protected void setItems(NonNullList<ItemStack> list) {
- this.items = list;
+ this.items = gg.airplane.structs.ItemListWithBitset.fromNonNullList(list); // Airplane
}
public static void entityInside(Level world, BlockPos pos, BlockState state, Entity entity, HopperBlockEntity blockEntity) {
diff --git a/src/main/java/net/minecraft/world/level/block/entity/RandomizableContainerBlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/RandomizableContainerBlockEntity.java
index ed3518fe7c841d9e1a9c97626acaa3d765a6d76f..ac564148956beb984650341c5c0994573f4f7225 100644
--- a/src/main/java/net/minecraft/world/level/block/entity/RandomizableContainerBlockEntity.java
+++ b/src/main/java/net/minecraft/world/level/block/entity/RandomizableContainerBlockEntity.java
@@ -96,13 +96,8 @@ public abstract class RandomizableContainerBlockEntity extends BaseContainerBloc
public boolean isEmpty() {
this.unpackLootTable((Player)null);
// Paper start
- for (ItemStack itemStack : this.getItems()) {
- if (!itemStack.isEmpty()) {
- return false;
- }
- }
+ return this.isCompletelyEmpty(null); // Airplane - use super
// Paper end
- return true;
}
@Override