Optimize hoppers by not trying to merge full items. (#9110)

This can skip many very expensive call to ItemStack.tagMatches.
Makes canMergeItems return false for merging into ItemStacks that are already full.
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DungeonDev 2023-04-11 15:35:54 +02:00 committed by GitHub
parent 5ffdff8822
commit e338793603
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@ -68,7 +68,7 @@ index 585d1d1f4b1b212295da36e31ae2670b0d2b06c3..1b248db497500aa6bd346b306dcb908a
}
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 789e5458f4a137694563a22612455506807de51b..cba114f554644a37339c93026630c66c43f524b9 100644
index 789e5458f4a137694563a22612455506807de51b..aac5572c1d40a10cd1d17f89c9eb836718837577 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
@@ -193,6 +193,201 @@ public class HopperBlockEntity extends RandomizableContainerBlockEntity implemen
@ -551,6 +551,15 @@ index 789e5458f4a137694563a22612455506807de51b..cba114f554644a37339c93026630c66c
List<Entity> list = world.getEntities((Entity) null, new AABB(x - 0.5D, y - 0.5D, z - 0.5D, x + 0.5D, y + 0.5D, z + 0.5D), EntitySelector.CONTAINER_ENTITY_SELECTOR);
if (!list.isEmpty()) {
@@ -560,7 +776,7 @@ public class HopperBlockEntity extends RandomizableContainerBlockEntity implemen
}
private static boolean canMergeItems(ItemStack first, ItemStack second) {
- return !first.is(second.getItem()) ? false : (first.getDamageValue() != second.getDamageValue() ? false : (first.getCount() > first.getMaxStackSize() ? false : ItemStack.tagMatches(first, second)));
+ return first.is(second.getItem()) && first.getDamageValue() == second.getDamageValue() && first.getCount() < first.getMaxStackSize() && ItemStack.tagMatches(first, second); // Paper - used to return true for full itemstacks?!
}
@Override
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 b9f0dae1ec96194fe78c086b63d8a18b1d0cfcf7..79b01e32f89defb6b78f4764600d33d4945af592 100644
--- a/src/main/java/net/minecraft/world/level/block/entity/RandomizableContainerBlockEntity.java