2022-11-26 01:23:12 +01:00
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Noah van der Aa <ndvdaa@gmail.com>
Date: Wed, 15 Sep 2021 20:44:22 +0200
Subject: [PATCH] Friction API
diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
2024-01-23 12:06:27 +01:00
index c7ece2c998b5abefc8d571e4b1ad0008dfe0733a..3ef0b5b1e105c973e8b135f504581625256545f9 100644
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--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
2023-12-06 17:21:56 +01:00
@@ -261,6 +261,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
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public boolean bukkitPickUpLoot;
public org.bukkit.craftbukkit.entity.CraftLivingEntity getBukkitLivingEntity() { return (org.bukkit.craftbukkit.entity.CraftLivingEntity) super.getBukkitEntity(); } // Paper
public boolean silentDeath = false; // Paper - mark entity as dying silently for cancellable death event
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+ public net.kyori.adventure.util.TriState frictionState = net.kyori.adventure.util.TriState.NOT_SET; // Paper - Friction API
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@Override
public float getBukkitYaw() {
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@@ -716,7 +717,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
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}
public boolean shouldDiscardFriction() {
- return this.discardFriction;
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+ return !this.frictionState.toBooleanOrElse(!this.discardFriction); // Paper - Friction API
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}
public void setDiscardFriction(boolean noDrag) {
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@@ -760,6 +761,11 @@ public abstract class LivingEntity extends Entity implements Attackable {
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@Override
public void addAdditionalSaveData(CompoundTag nbt) {
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+ // Paper start - Friction API
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+ if (this.frictionState != net.kyori.adventure.util.TriState.NOT_SET) {
+ nbt.putString("Paper.FrictionState", this.frictionState.toString());
+ }
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+ // Paper end - Friction API
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nbt.putFloat("Health", this.getHealth());
nbt.putShort("HurtTime", (short) this.hurtTime);
nbt.putInt("HurtByTimestamp", this.lastHurtByMobTimestamp);
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@@ -802,6 +808,16 @@ public abstract class LivingEntity extends Entity implements Attackable {
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absorptionAmount = 0;
}
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this.internalSetAbsorptionAmount(absorptionAmount);
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+ // Paper start - Friction API
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+ if (nbt.contains("Paper.FrictionState")) {
+ String fs = nbt.getString("Paper.FrictionState");
+ try {
+ frictionState = net.kyori.adventure.util.TriState.valueOf(fs);
+ } catch (Exception ignored) {
+ LOGGER.error("Unknown friction state " + fs + " for " + this);
+ }
+ }
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+ // Paper end - Friction API
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// Paper end
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if (nbt.contains("Attributes", 9) && this.level() != null && !this.level().isClientSide) {
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this.getAttributes().load(nbt.getList("Attributes", 10));
diff --git a/src/main/java/net/minecraft/world/entity/item/ItemEntity.java b/src/main/java/net/minecraft/world/entity/item/ItemEntity.java
2024-01-22 19:01:10 +01:00
index 8aaca29b115a55bf48306e71432c4c20d2bd21dc..eb0d6238588efa35fa868f26290547574a08eca2 100644
2022-11-26 01:23:12 +01:00
--- a/src/main/java/net/minecraft/world/entity/item/ItemEntity.java
+++ b/src/main/java/net/minecraft/world/entity/item/ItemEntity.java
2023-12-06 17:21:56 +01:00
@@ -57,6 +57,7 @@ public class ItemEntity extends Entity implements TraceableEntity {
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private int lastTick = MinecraftServer.currentTick - 1; // CraftBukkit
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public boolean canMobPickup = true; // Paper - Item#canEntityPickup
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private int despawnRate = -1; // Paper - Alternative item-despawn-rate
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+ public net.kyori.adventure.util.TriState frictionState = net.kyori.adventure.util.TriState.NOT_SET; // Paper - Friction API
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public ItemEntity(EntityType<? extends ItemEntity> type, Level world) {
super(type, world);
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@@ -178,7 +179,11 @@ public class ItemEntity extends Entity implements TraceableEntity {
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this.move(MoverType.SELF, this.getDeltaMovement());
float f1 = 0.98F;
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- if (this.onGround()) {
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+ // Paper start - Friction API
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+ if (frictionState == net.kyori.adventure.util.TriState.FALSE) {
+ f1 = 1F;
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+ } else if (this.onGround()) {
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+ // Paper end - Friction API
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f1 = this.level().getBlockState(this.getBlockPosBelowThatAffectsMyMovement()).getBlock().getFriction() * 0.98F;
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}
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@@ -387,6 +392,11 @@ public class ItemEntity extends Entity implements TraceableEntity {
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@Override
public void addAdditionalSaveData(CompoundTag nbt) {
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+ // Paper start - Friction API
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+ if (this.frictionState != net.kyori.adventure.util.TriState.NOT_SET) {
+ nbt.putString("Paper.FrictionState", this.frictionState.toString());
+ }
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+ // Paper end - Friction API
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nbt.putShort("Health", (short) this.health);
nbt.putShort("Age", (short) this.age);
nbt.putShort("PickupDelay", (short) this.pickupDelay);
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@@ -421,6 +431,17 @@ public class ItemEntity extends Entity implements TraceableEntity {
this.cachedThrower = null;
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}
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+ // Paper start - Friction API
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+ if (nbt.contains("Paper.FrictionState")) {
+ String fs = nbt.getString("Paper.FrictionState");
+ try {
+ frictionState = net.kyori.adventure.util.TriState.valueOf(fs);
+ } catch (Exception ignored) {
+ com.mojang.logging.LogUtils.getLogger().error("Unknown friction state " + fs + " for " + this);
+ }
+ }
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+ // Paper end - Friction API
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+
CompoundTag nbttagcompound1 = nbt.getCompound("Item");
this.setItem(ItemStack.of(nbttagcompound1));
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftItem.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftItem.java
2024-01-21 12:53:04 +01:00
index cbfd4cf1d7d32757cf124d1aaa4b83d8a155868f..832def3c518be8d6d81e71f6022566e6179e2d17 100644
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--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftItem.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftItem.java
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@@ -99,6 +99,18 @@ public class CraftItem extends CraftEntity implements Item {
this.getHandle().age = willAge ? 0 : NO_AGE_TIME;
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}
+ @org.jetbrains.annotations.NotNull
+ @Override
+ public net.kyori.adventure.util.TriState getFrictionState() {
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+ return this.getHandle().frictionState;
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+ }
+
+ @Override
+ public void setFrictionState(@org.jetbrains.annotations.NotNull net.kyori.adventure.util.TriState state) {
+ java.util.Objects.requireNonNull(state, "state may not be null");
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+ this.getHandle().frictionState = state;
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+ }
+
@Override
public int getHealth() {
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return this.getHandle().health;
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diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
2024-01-21 12:53:04 +01:00
index d12734b0c6b10ca8997a79e06fc9791abe0e9ed5..97c7bb2032584847f2f8a946c1f8d13fef908edf 100644
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--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
2023-12-25 23:51:56 +01:00
@@ -1083,6 +1083,18 @@ public class CraftLivingEntity extends CraftEntity implements LivingEntity {
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});
}
+ @org.jetbrains.annotations.NotNull
+ @Override
+ public net.kyori.adventure.util.TriState getFrictionState() {
+ return this.getHandle().frictionState;
+ }
+
+ @Override
+ public void setFrictionState(@org.jetbrains.annotations.NotNull net.kyori.adventure.util.TriState state) {
+ java.util.Objects.requireNonNull(state, "state may not be null");
+ this.getHandle().frictionState = state;
+ }
+
@Override
public void knockback(double strength, double directionX, double directionZ) {
Preconditions.checkArgument(strength > 0, "Knockback strength must be > 0");