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..c9f2c5ae57878283e8c8bc3847fe63b98f4e8d10
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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.phys.AABB;
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+import net.minecraft.world.phys.Vec3;
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+
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+import java.util.Optional;
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+
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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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+
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+ public static EntityState of(Entity entity) {
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+ return new EntityState(entity.position(), entity.getDeltaMovement(), entity.getBoundingBox(), entity.stuckSpeedMultiplier(), entity.mainSupportingBlockPos, entity.onGround(), entity.fallDistance);
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+ }
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+
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+ public void apply(Entity entity) {
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+ entity.setPos(position);
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+ entity.setDeltaMovement(momentum);
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+ entity.setBoundingBox(bb);
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+ // null here is only safe for our use case (tnt and sand)
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+ //noinspection DataFlowIssue
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+ entity.makeStuckInBlock(null, stuckSpeed);
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+ entity.onGround = onGround;
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+ entity.mainSupportingBlockPos = supportingPos;
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+ entity.fallDistance = fallDistance;
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+ }
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+
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+ public void position(Entity entity) {
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+ entity.setPos(position);
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+ entity.setBoundingBox(bb);
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+ }
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+
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+ public boolean isCurrentState(Entity entity) {
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+ return entity.position().equals(position)
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+ && entity.getDeltaMovement().equals(momentum);
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+ // 1.14+ versions seem to correct morphed bounding boxes after a gametick.
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+ // If there are any related issues uncomment this line of code.
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+ // && entity.getBoundingBox().equals(bb);
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+ }
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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 95137b2a064e98e476ef1bc56b0d2b2920f18d17..e657b5f88195f1db2cb9a9a97f255ff23992cadd 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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@@ -584,6 +584,25 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, S
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return flags;
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}
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// Sakura end - load chunks on cannon entity movement
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+ // Sakura start - store entity data/state
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+ private @Nullable me.samsuik.sakura.entity.EntityState entityState = null;
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+
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+ public final Vec3 stuckSpeedMultiplier() {
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+ return stuckSpeedMultiplier;
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+ }
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+
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+ public final void storeEntityState() {
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+ entityState = me.samsuik.sakura.entity.EntityState.of(this);
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+ }
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+
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+ public final @Nullable me.samsuik.sakura.entity.EntityState entityState() {
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+ return 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().isCurrentState(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 dc8d34adac1a2834777a8fe1fe7f142e0b13c0bf..684fd53a34fae43cd916a6f0a5cf38a2505d9bfe 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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@@ -1330,6 +1330,7 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
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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 state
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tickConsumer.accept(entity);
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MinecraftServer.getServer().executeMidTickTasks(); // Paper - execute chunk tasks mid tick
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} catch (Throwable throwable) {
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