mirror of
https://github.com/Samsuik/Sakura.git
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96 lines
4.1 KiB
Diff
96 lines
4.1 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Samsuik <40902469+Samsuik@users.noreply.github.com>
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Date: Wed, 16 Aug 2023 22:34:49 +0100
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Subject: [PATCH] Store Entity Data/State
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diff --git a/src/main/java/me/samsuik/sakura/entity/EntityState.java b/src/main/java/me/samsuik/sakura/entity/EntityState.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..aeb5f128b369753cb20b7310fa382ddf2b6e8f0f
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--- /dev/null
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+++ b/src/main/java/me/samsuik/sakura/entity/EntityState.java
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@@ -0,0 +1,41 @@
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+package me.samsuik.sakura.entity;
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+
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+import net.minecraft.core.BlockPos;
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+import net.minecraft.world.entity.Entity;
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+import net.minecraft.world.level.block.Blocks;
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+import net.minecraft.world.phys.AABB;
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+import net.minecraft.world.phys.Vec3;
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+import org.jspecify.annotations.NullMarked;
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+
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+import java.util.Optional;
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+
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+@NullMarked
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+public record EntityState(Vec3 position, Vec3 momentum, AABB bb, Vec3 stuckSpeed, Optional<BlockPos> supportingPos, boolean onGround, float fallDistance) {
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+ public static EntityState of(Entity entity) {
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+ return new EntityState(
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+ entity.position(), entity.getDeltaMovement(), entity.getBoundingBox(),
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+ entity.stuckSpeedMultiplier(), entity.mainSupportingBlockPos,
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+ entity.onGround(), entity.fallDistance
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+ );
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+ }
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+
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+ public void apply(Entity entity) {
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+ entity.setPos(this.position);
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+ entity.setDeltaMovement(this.momentum);
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+ entity.setBoundingBox(this.bb);
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+ entity.makeStuckInBlock(Blocks.AIR.defaultBlockState(), this.stuckSpeed);
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+ entity.onGround = this.onGround;
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+ entity.mainSupportingBlockPos = this.supportingPos;
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+ entity.fallDistance = this.fallDistance;
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+ }
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+
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+ public void applyEntityPosition(Entity entity) {
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+ entity.setPos(this.position);
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+ entity.setBoundingBox(this.bb);
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+ }
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+
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+ public boolean comparePositionAndMotion(Entity entity) {
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+ return entity.position().equals(this.position)
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+ && entity.getDeltaMovement().equals(this.momentum);
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+ }
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+}
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diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
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index 2d8618541d2e673686485901ffc8e693545354a3..105b2d368891685642c6c5a7b08969a71085c9bb 100644
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--- a/src/main/java/net/minecraft/world/entity/Entity.java
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+++ b/src/main/java/net/minecraft/world/entity/Entity.java
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@@ -628,6 +628,25 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
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return flags;
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}
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// Sakura end - load chunks on movement
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+ // Sakura start - store entity data/state
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+ private me.samsuik.sakura.entity.EntityState entityState = null;
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+
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+ public final Vec3 stuckSpeedMultiplier() {
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+ return this.stuckSpeedMultiplier;
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+ }
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+
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+ public final void storeEntityState() {
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+ this.entityState = me.samsuik.sakura.entity.EntityState.of(this);
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+ }
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+
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+ public final me.samsuik.sakura.entity.EntityState entityState() {
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+ return this.entityState;
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+ }
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+
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+ public final boolean compareState(Entity to) {
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+ return to.entityState() != null && to.entityState().comparePositionAndMotion(this);
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+ }
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+ // Sakura end - store entity data/state
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public Entity(EntityType<?> type, Level world) {
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this.id = Entity.ENTITY_COUNTER.incrementAndGet();
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diff --git a/src/main/java/net/minecraft/world/level/Level.java b/src/main/java/net/minecraft/world/level/Level.java
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index b5ce268d1b9d8e57a3927c8e0b91746361fb6778..4696506402ab92439033cf01007fd78a543b5b37 100644
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--- a/src/main/java/net/minecraft/world/level/Level.java
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+++ b/src/main/java/net/minecraft/world/level/Level.java
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@@ -1499,6 +1499,7 @@ public abstract class Level implements LevelAccessor, AutoCloseable, ca.spottedl
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public <T extends Entity> void guardEntityTick(Consumer<T> tickConsumer, T entity) {
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try {
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+ entity.storeEntityState(); // Sakura - store entity data/state
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tickConsumer.accept(entity);
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} catch (Throwable throwable) {
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if (throwable instanceof ThreadDeath) throw throwable; // Paper
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