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Cache entity current chunk

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This commit is contained in:
TheMode 2021-04-10 21:42:45 +02:00
parent aaab620839
commit c74946cc3c
2 changed files with 26 additions and 11 deletions
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29
src/main/java/net/minestom/server/entity/Entity.java
View File

@ -64,6 +64,7 @@ public class Entity implements Viewable, EventHandler, DataContainer, Permission
private static final AtomicInteger LAST_ENTITY_ID = new AtomicInteger();
protected Instance instance;
protected Chunk currentChunk;
protected final Position position;
protected double lastX, lastY, lastZ;
protected double cacheX, cacheY, cacheZ; // Used to synchronize with #getPosition
@ -566,11 +567,16 @@ public class Entity implements Viewable, EventHandler, DataContainer, Permission
// World border collision
final Position finalVelocityPosition = CollisionUtils.applyWorldBorder(instance, position, newPosition);
final Chunk finalChunk = instance.getChunkAt(finalVelocityPosition);
final Chunk finalChunk;
if (!ChunkUtils.same(position, finalVelocityPosition)) {
finalChunk = instance.getChunkAt(finalVelocityPosition);
// Entity shouldn't be updated when moving in an unloaded chunk
if (!ChunkUtils.isLoaded(finalChunk)) {
return;
// Entity shouldn't be updated when moving in an unloaded chunk
if (!ChunkUtils.isLoaded(finalChunk)) {
return;
}
} else {
finalChunk = getChunk();
}
// Apply the position if changed
@ -816,9 +822,8 @@ public class Entity implements Viewable, EventHandler, DataContainer, Permission
*
* @return the entity chunk, can be null even if unlikely
*/
@Nullable
public Chunk getChunk() {
return instance.getChunkAt(position.getX(), position.getZ());
public @Nullable Chunk getChunk() {
return currentChunk;
}
/**
@ -826,8 +831,7 @@ public class Entity implements Viewable, EventHandler, DataContainer, Permission
*
* @return the entity instance, can be null if the entity doesn't have an instance yet
*/
@Nullable
public Instance getInstance() {
public @Nullable Instance getInstance() {
return instance;
}
@ -855,6 +859,7 @@ public class Entity implements Viewable, EventHandler, DataContainer, Permission
this.isActive = true;
this.instance = instance;
this.currentChunk = instance.getChunkAt(position.getX(), position.getZ());
instance.UNSAFE_addEntity(this);
spawn();
EntitySpawnEvent entitySpawnEvent = new EntitySpawnEvent(this, instance);
@ -1309,8 +1314,8 @@ public class Entity implements Viewable, EventHandler, DataContainer, Permission
final Instance instance = getInstance();
if (instance != null) {
final int lastChunkX = ChunkUtils.getChunkCoordinate(lastX);
final int lastChunkZ = ChunkUtils.getChunkCoordinate(lastZ);
final int lastChunkX = currentChunk.getChunkX();
final int lastChunkZ = currentChunk.getChunkZ();
final int newChunkX = ChunkUtils.getChunkCoordinate(x);
final int newChunkZ = ChunkUtils.getChunkCoordinate(z);
@ -1330,6 +1335,8 @@ public class Entity implements Viewable, EventHandler, DataContainer, Permission
player.refreshVisibleChunks(newChunk);
player.refreshVisibleEntities(newChunk);
}
this.currentChunk = newChunk;
}
}

8
src/main/java/net/minestom/server/utils/chunk/ChunkUtils.java
View File

@ -84,6 +84,14 @@ public final class ChunkUtils {
return isLoaded(chunk);
}
public static boolean same(@NotNull Position pos1, @NotNull Position pos2) {
final int x1 = ChunkUtils.getChunkCoordinate(pos1.getX());
final int z1 = ChunkUtils.getChunkCoordinate(pos1.getZ());
final int x2 = ChunkUtils.getChunkCoordinate(pos2.getX());
final int z2 = ChunkUtils.getChunkCoordinate(pos2.getZ());
return x1 != x2 || z1 != z2;
}
/**
* @param xz the instance coordinate to convert
* @return the chunk X or Z based on the argument