Mirror von
https://github.com/PaperMC/Paper.git
synchronisiert 2024-12-15 11:00:06 +01:00
411 Zeilen
18 KiB
Diff
411 Zeilen
18 KiB
Diff
From b58f65b305f5d0822f5802442a400a92f1ef7504 Mon Sep 17 00:00:00 2001
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From: Aikar <aikar@aikar.co>
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Date: Mon, 29 Feb 2016 17:43:33 -0600
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Subject: [PATCH] Async Chunks API
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Adds API's to load or generate chunks asynchronously.
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Also adds utility methods to Entity to teleport asynchronously.
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diff --git a/src/main/java/org/bukkit/World.java b/src/main/java/org/bukkit/World.java
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index abd469b5..310041ae 100644
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--- a/src/main/java/org/bukkit/World.java
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+++ b/src/main/java/org/bukkit/World.java
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@@ -169,6 +169,358 @@ public interface World extends PluginMessageRecipient, Metadatable {
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public default Chunk getChunkAt(long chunkKey) {
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return getChunkAt((int) chunkKey, (int) (chunkKey >> 32));
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}
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+
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+ /**
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+ * This is the Legacy API before Java 8 was supported. Java 8 Consumer is provided,
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+ * as well as future support
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+ *
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+ * Used by {@link World#getChunkAtAsync(Location,ChunkLoadCallback)} methods
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+ * to request a {@link Chunk} to be loaded, with this callback receiving
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+ * the chunk when it is finished.
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+ *
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+ * This callback will be executed on synchronously on the main thread.
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+ *
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+ * Timing and order this callback is fired is intentionally not defined and
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+ * and subject to change.
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+ *
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+ * @deprecated Use either the Future or the Consumer based methods
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+ */
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+ @Deprecated
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+ public static interface ChunkLoadCallback extends java.util.function.Consumer<Chunk> {
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+ public void onLoad(@NotNull Chunk chunk);
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+
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+ // backwards compat to old api
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+ @Override
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+ default void accept(@NotNull Chunk chunk) {
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+ onLoad(chunk);
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+ }
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+ }
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+
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+ /**
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+ * Requests a {@link Chunk} to be loaded at the given coordinates
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+ *
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+ * This method makes no guarantee on how fast the chunk will load,
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+ * and will return the chunk to the callback at a later time.
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+ *
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+ * You should use this method if you need a chunk but do not need it
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+ * immediately, and you wish to let the server control the speed
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+ * of chunk loads, keeping performance in mind.
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+ *
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+ * The {@link ChunkLoadCallback} will always be executed synchronously
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+ * on the main Server Thread.
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+ *
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+ * @deprecated Use either the Future or the Consumer based methods
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+ * @param x Chunk X-coordinate of the chunk - (world coordinate / 16)
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+ * @param z Chunk Z-coordinate of the chunk - (world coordinate / 16)
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+ * @param cb Callback to receive the chunk when it is loaded.
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+ * will be executed synchronously
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+ */
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+ @Deprecated
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+ public default void getChunkAtAsync(int x, int z, @NotNull ChunkLoadCallback cb) {
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+ getChunkAtAsync(x, z, true).thenAccept(cb::onLoad);
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+ }
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+
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+ /**
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+ * Requests a {@link Chunk} to be loaded at the given {@link Location}
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+ *
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+ * This method makes no guarantee on how fast the chunk will load,
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+ * and will return the chunk to the callback at a later time.
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+ *
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+ * You should use this method if you need a chunk but do not need it
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+ * immediately, and you wish to let the server control the speed
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+ * of chunk loads, keeping performance in mind.
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+ *
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+ * The {@link ChunkLoadCallback} will always be executed synchronously
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+ * on the main Server Thread.
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+ *
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+ * @deprecated Use either the Future or the Consumer based methods
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+ * @param loc Location of the chunk
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+ * @param cb Callback to receive the chunk when it is loaded.
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+ * will be executed synchronously
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+ */
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+ @Deprecated
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+ public default void getChunkAtAsync(@NotNull Location loc, @NotNull ChunkLoadCallback cb) {
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+ getChunkAtAsync(loc, true).thenAccept(cb::onLoad);
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+ }
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+
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+ /**
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+ * Requests {@link Chunk} to be loaded that contains the given {@link Block}
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+ *
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+ * This method makes no guarantee on how fast the chunk will load,
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+ * and will return the chunk to the callback at a later time.
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+ *
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+ * You should use this method if you need a chunk but do not need it
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+ * immediately, and you wish to let the server control the speed
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+ * of chunk loads, keeping performance in mind.
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+ *
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+ * The {@link ChunkLoadCallback} will always be executed synchronously
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+ * on the main Server Thread.
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+ *
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+ * @deprecated Use either the Future or the Consumer based methods
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+ * @param block Block to get the containing chunk from
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+ * @param cb Callback to receive the chunk when it is loaded.
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+ * will be executed synchronously
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+ */
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+ @Deprecated
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+ public default void getChunkAtAsync(@NotNull Block block, @NotNull ChunkLoadCallback cb) {
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+ getChunkAtAsync(block, true).thenAccept(cb::onLoad);
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+ }
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+
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+ /**
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+ * Requests a {@link Chunk} to be loaded at the given coordinates
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+ *
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+ * This method makes no guarantee on how fast the chunk will load,
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+ * and will return the chunk to the callback at a later time.
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+ *
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+ * You should use this method if you need a chunk but do not need it
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+ * immediately, and you wish to let the server control the speed
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+ * of chunk loads, keeping performance in mind.
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+ *
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+ * The {@link java.util.function.Consumer} will always be executed synchronously
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+ * on the main Server Thread.
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+ *
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+ * @param x Chunk X-coordinate of the chunk - (world coordinate / 16)
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+ * @param z Chunk Z-coordinate of the chunk - (world coordinate / 16)
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+ * @param cb Callback to receive the chunk when it is loaded.
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+ * will be executed synchronously
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+ */
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+ public default void getChunkAtAsync(int x, int z, @NotNull java.util.function.Consumer<Chunk> cb) {
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+ getChunkAtAsync(x, z, true).thenAccept(cb);
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+ }
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+
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+ /**
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+ * Requests a {@link Chunk} to be loaded at the given coordinates
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+ *
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+ * This method makes no guarantee on how fast the chunk will load,
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+ * and will return the chunk to the callback at a later time.
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+ *
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+ * You should use this method if you need a chunk but do not need it
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+ * immediately, and you wish to let the server control the speed
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+ * of chunk loads, keeping performance in mind.
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+ *
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+ * The {@link java.util.function.Consumer} will always be executed synchronously
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+ * on the main Server Thread.
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+ *
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+ * @param x Chunk X-coordinate of the chunk - (world coordinate / 16)
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+ * @param z Chunk Z-coordinate of the chunk - (world coordinate / 16)
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+ * @param gen Should we generate a chunk if it doesn't exists or not
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+ * @param cb Callback to receive the chunk when it is loaded.
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+ * will be executed synchronously
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+ */
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+ public default void getChunkAtAsync(int x, int z, boolean gen, @NotNull java.util.function.Consumer<Chunk> cb) {
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+ getChunkAtAsync(x, z, gen).thenAccept(cb);
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+ }
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+
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+ /**
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+ * Requests a {@link Chunk} to be loaded at the given {@link Location}
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+ *
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+ * This method makes no guarantee on how fast the chunk will load,
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+ * and will return the chunk to the callback at a later time.
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+ *
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+ * You should use this method if you need a chunk but do not need it
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+ * immediately, and you wish to let the server control the speed
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+ * of chunk loads, keeping performance in mind.
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+ *
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+ * The {@link java.util.function.Consumer} will always be executed synchronously
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+ * on the main Server Thread.
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+ *
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+ * @param loc Location of the chunk
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+ * @param cb Callback to receive the chunk when it is loaded.
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+ * will be executed synchronously
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+ */
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+ public default void getChunkAtAsync(@NotNull Location loc, @NotNull java.util.function.Consumer<Chunk> cb) {
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+ getChunkAtAsync((int)Math.floor(loc.getX()) >> 4, (int)Math.floor(loc.getZ()) >> 4, true, cb);
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+ }
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+
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+ /**
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+ * Requests a {@link Chunk} to be loaded at the given {@link Location}
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+ *
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+ * This method makes no guarantee on how fast the chunk will load,
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+ * and will return the chunk to the callback at a later time.
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+ *
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+ * You should use this method if you need a chunk but do not need it
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+ * immediately, and you wish to let the server control the speed
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+ * of chunk loads, keeping performance in mind.
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+ *
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+ * The {@link java.util.function.Consumer} will always be executed synchronously
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+ * on the main Server Thread.
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+ *
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+ * @param loc Location of the chunk
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+ * @param gen Should the chunk generate
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+ * @param cb Callback to receive the chunk when it is loaded.
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+ * will be executed synchronously
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+ */
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+ public default void getChunkAtAsync(@NotNull Location loc, boolean gen, @NotNull java.util.function.Consumer<Chunk> cb) {
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+ getChunkAtAsync((int)Math.floor(loc.getX()) >> 4, (int)Math.floor(loc.getZ()) >> 4, gen, cb);
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+ }
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+
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+ /**
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+ * Requests {@link Chunk} to be loaded that contains the given {@link Block}
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+ *
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+ * This method makes no guarantee on how fast the chunk will load,
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+ * and will return the chunk to the callback at a later time.
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+ *
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+ * You should use this method if you need a chunk but do not need it
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+ * immediately, and you wish to let the server control the speed
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+ * of chunk loads, keeping performance in mind.
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+ *
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+ * The {@link java.util.function.Consumer} will always be executed synchronously
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+ * on the main Server Thread.
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+ *
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+ * @param block Block to get the containing chunk from
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+ * @param cb Callback to receive the chunk when it is loaded.
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+ * will be executed synchronously
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+ */
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+ public default void getChunkAtAsync(@NotNull Block block, @NotNull java.util.function.Consumer<Chunk> cb) {
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+ getChunkAtAsync(block.getX() >> 4, block.getZ() >> 4, true, cb);
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+ }
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+
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+ /**
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+ * Requests {@link Chunk} to be loaded that contains the given {@link Block}
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+ *
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+ * This method makes no guarantee on how fast the chunk will load,
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+ * and will return the chunk to the callback at a later time.
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+ *
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+ * You should use this method if you need a chunk but do not need it
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+ * immediately, and you wish to let the server control the speed
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+ * of chunk loads, keeping performance in mind.
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+ *
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+ * The {@link java.util.function.Consumer} will always be executed synchronously
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+ * on the main Server Thread.
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+ *
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+ * @param block Block to get the containing chunk from
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+ * @param gen Should the chunk generate
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+ * @param cb Callback to receive the chunk when it is loaded.
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+ * will be executed synchronously
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+ */
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+ public default void getChunkAtAsync(@NotNull Block block, boolean gen, @NotNull java.util.function.Consumer<Chunk> cb) {
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+ getChunkAtAsync(block.getX() >> 4, block.getZ() >> 4, gen, cb);
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+ }
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+
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+ /**
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+ * Requests a {@link Chunk} to be loaded at the given coordinates
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+ *
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+ * This method makes no guarantee on how fast the chunk will load,
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+ * and will return the chunk to the callback at a later time.
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+ *
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+ * You should use this method if you need a chunk but do not need it
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+ * immediately, and you wish to let the server control the speed
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+ * of chunk loads, keeping performance in mind.
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+ *
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+ * The future will always be executed synchronously
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+ * on the main Server Thread.
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+ * @param loc Location to load the corresponding chunk from
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+ * @return Future that will resolve when the chunk is loaded
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+ */
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+ @NotNull
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+ public default java.util.concurrent.CompletableFuture<Chunk> getChunkAtAsync(@NotNull Location loc) {
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+ return getChunkAtAsync((int)Math.floor(loc.getX()) >> 4, (int)Math.floor(loc.getZ()) >> 4, true);
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+ }
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+
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+ /**
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+ * Requests a {@link Chunk} to be loaded at the given coordinates
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+ *
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+ * This method makes no guarantee on how fast the chunk will load,
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+ * and will return the chunk to the callback at a later time.
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+ *
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+ * You should use this method if you need a chunk but do not need it
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+ * immediately, and you wish to let the server control the speed
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+ * of chunk loads, keeping performance in mind.
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+ *
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+ * The future will always be executed synchronously
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+ * on the main Server Thread.
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+ * @param loc Location to load the corresponding chunk from
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+ * @param gen Should the chunk generate
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+ * @return Future that will resolve when the chunk is loaded
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+ */
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+ @NotNull
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+ public default java.util.concurrent.CompletableFuture<Chunk> getChunkAtAsync(@NotNull Location loc, boolean gen) {
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+ return getChunkAtAsync((int)Math.floor(loc.getX()) >> 4, (int)Math.floor(loc.getZ()) >> 4, gen);
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+ }
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+
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+ /**
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+ * Requests a {@link Chunk} to be loaded at the given coordinates
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+ *
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+ * This method makes no guarantee on how fast the chunk will load,
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+ * and will return the chunk to the callback at a later time.
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+ *
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+ * You should use this method if you need a chunk but do not need it
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+ * immediately, and you wish to let the server control the speed
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+ * of chunk loads, keeping performance in mind.
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+ *
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+ * The future will always be executed synchronously
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+ * on the main Server Thread.
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+ * @param block Block to load the corresponding chunk from
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+ * @return Future that will resolve when the chunk is loaded
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+ */
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+ @NotNull
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+ public default java.util.concurrent.CompletableFuture<Chunk> getChunkAtAsync(@NotNull Block block) {
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+ return getChunkAtAsync(block.getX() >> 4, block.getZ() >> 4, true);
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+ }
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+
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+ /**
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+ * Requests a {@link Chunk} to be loaded at the given coordinates
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+ *
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+ * This method makes no guarantee on how fast the chunk will load,
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+ * and will return the chunk to the callback at a later time.
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+ *
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+ * You should use this method if you need a chunk but do not need it
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+ * immediately, and you wish to let the server control the speed
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+ * of chunk loads, keeping performance in mind.
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+ *
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+ * The future will always be executed synchronously
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+ * on the main Server Thread.
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+ * @param block Block to load the corresponding chunk from
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+ * @param gen Should the chunk generate
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+ * @return Future that will resolve when the chunk is loaded
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+ */
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+ @NotNull
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+ public default java.util.concurrent.CompletableFuture<Chunk> getChunkAtAsync(@NotNull Block block, boolean gen) {
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+ return getChunkAtAsync(block.getX() >> 4, block.getZ() >> 4, gen);
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+ }
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+
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+ /**
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+ * Requests a {@link Chunk} to be loaded at the given coordinates
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+ *
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+ * This method makes no guarantee on how fast the chunk will load,
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+ * and will return the chunk to the callback at a later time.
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+ *
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+ * You should use this method if you need a chunk but do not need it
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+ * immediately, and you wish to let the server control the speed
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+ * of chunk loads, keeping performance in mind.
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+ *
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+ * The future will always be executed synchronously
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+ * on the main Server Thread.
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+ *
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+ * @param x X Coord
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+ * @param z Z Coord
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+ * @return Future that will resolve when the chunk is loaded
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+ */
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+ @NotNull
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+ public default java.util.concurrent.CompletableFuture<Chunk> getChunkAtAsync(int x, int z) {
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+ return getChunkAtAsync(x, z, true);
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+ }
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+
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+ /**
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+ * Requests a {@link Chunk} to be loaded at the given coordinates
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+ *
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+ * This method makes no guarantee on how fast the chunk will load,
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+ * and will return the chunk to the callback at a later time.
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+ *
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+ * You should use this method if you need a chunk but do not need it
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+ * immediately, and you wish to let the server control the speed
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+ * of chunk loads, keeping performance in mind.
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+ *
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+ * The future will always be executed synchronously
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+ * on the main Server Thread.
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+ *
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+ * @param x Chunk X-coordinate of the chunk - (world coordinate / 16)
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+ * @param z Chunk Z-coordinate of the chunk - (world coordinate / 16)
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+ * @param gen Should we generate a chunk if it doesn't exists or not
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+ * @return Future that will resolve when the chunk is loaded
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+ */
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+ @NotNull
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+ public java.util.concurrent.CompletableFuture<Chunk> getChunkAtAsync(int x, int z, boolean gen);
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// Paper end
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/**
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diff --git a/src/main/java/org/bukkit/entity/Entity.java b/src/main/java/org/bukkit/entity/Entity.java
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index 04365232..83e02aea 100644
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--- a/src/main/java/org/bukkit/entity/Entity.java
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+++ b/src/main/java/org/bukkit/entity/Entity.java
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@@ -155,6 +155,30 @@ public interface Entity extends Metadatable, CommandSender, Nameable, Persistent
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*/
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public boolean teleport(@NotNull Entity destination, @NotNull TeleportCause cause);
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+ // Paper start
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+ /**
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+ * Loads/Generates(in 1.13+) the Chunk asynchronously, and then teleports the entity when the chunk is ready.
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+ * @param loc Location to teleport to
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+ * @return A future that will be completed with the result of the teleport
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+ */
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+ @NotNull
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+ public default java.util.concurrent.CompletableFuture<Boolean> teleportAsync(@NotNull Location loc) {
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+ return teleportAsync(loc, TeleportCause.PLUGIN);
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+ }
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+ /**
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+ * Loads/Generates(in 1.13+) the Chunk asynchronously, and then teleports the entity when the chunk is ready.
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+ * @param loc Location to teleport to
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+ * @param cause Reason for teleport
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+ * @return A future that will be completed with the result of the teleport
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+ */
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+ @NotNull
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+ public default java.util.concurrent.CompletableFuture<Boolean> teleportAsync(@NotNull Location loc, @NotNull TeleportCause cause) {
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+ java.util.concurrent.CompletableFuture<Boolean> future = new java.util.concurrent.CompletableFuture<>();
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+ loc.getWorld().getChunkAtAsync(loc).thenAccept((chunk) -> future.complete(teleport(loc, cause)));
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+ return future;
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+ }
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+ // Paper end
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+
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/**
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* Returns a list of entities within a bounding box centered around this
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* entity
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--
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2.25.0.windows.1
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