Paper/Spigot-API-Patches/0181-Add-Heightmap-API.patch
Shane Freeder 7e8ae207bd
Updated Upstream (Bukkit/CraftBukkit/Spigot)
Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
e99c9444 Add Plugin Chunk Ticket API
6a235f06 Fix incorrect nullability annotations for PlayerJoinEvent's join message

CraftBukkit Changes:
5f889388 Tweak build expiration to 7 days
572c02b0 MC-155077, SPIGOT-5113: EntityTracker desync
7ad3a1f4 SPIGOT-5146: BlockDataMeta does not work
60860983 SPIGOT-5155: Setting EntityExplodeEvent yield to 0 still causes blocks to drop
087a2cf4 Print number of force loaded chunks per plugin in crash reports
07b5b06d Add Plugin Chunk Ticket API
7ffb2a27 SPIGOT-5149: resetRecipes does nothing
a2275f19 SPIGOT-5141: World.generateTree() causes ClassCastException with huge mushrooms
31d4a777 SPIGOT-5142: Ignore invalid firework effects

Spigot Changes:
5e4e7f32 BUILDTOOLS-471: Rebuild patches
6e944739 SPIGOT-5159: Raider activation range overridden by Monster range
2019-07-11 17:59:21 +01:00

173 lines
7.8 KiB
Diff

From 8f07bbb425c028ff4d52daf6f08197239c8436e1 Mon Sep 17 00:00:00 2001
From: Spottedleaf <Spottedleaf@users.noreply.github.com>
Date: Sat, 1 Dec 2018 19:00:36 -0800
Subject: [PATCH] Add Heightmap API
diff --git a/src/main/java/com/destroystokyo/paper/HeightmapType.java b/src/main/java/com/destroystokyo/paper/HeightmapType.java
new file mode 100644
index 00000000..4cd9b5ed
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/HeightmapType.java
@@ -0,0 +1,35 @@
+package com.destroystokyo.paper;
+
+import org.bukkit.World;
+
+/**
+ * Enumeration of different heightmap types maintained by the server. Generally using these maps is much faster
+ * than using an iterative search for a block in a given x, z coordinate.
+ */
+public enum HeightmapType {
+
+ /**
+ * The highest block used for lighting in the world. Also the block returned by {@link World#getHighestBlockYAt(int, int)}}
+ */
+ LIGHT_BLOCKING,
+
+ /**
+ * References the highest block in the world.
+ */
+ ANY,
+
+ /**
+ * References the highest solid block in a world.
+ */
+ SOLID,
+
+ /**
+ * References the highest solid or liquid block in a world.
+ */
+ SOLID_OR_LIQUID,
+
+ /**
+ * References the highest solid or liquid block in a world, excluding leaves.
+ */
+ SOLID_OR_LIQUID_NO_LEAVES;
+}
diff --git a/src/main/java/org/bukkit/Location.java b/src/main/java/org/bukkit/Location.java
index 2a40da99..3e1ca4c9 100644
--- a/src/main/java/org/bukkit/Location.java
+++ b/src/main/java/org/bukkit/Location.java
@@ -638,6 +638,33 @@ public class Location implements Cloneable, ConfigurationSerializable {
return centerLoc;
}
+ // Paper start - Add heightmap api
+
+ /**
+ * Returns a copy of this location except with y = getWorld().getHighestBlockYAt(this.getBlockX(), this.getBlockZ())
+ * @return A copy of this location except with y = getWorld().getHighestBlockYAt(this.getBlockX(), this.getBlockZ())
+ * @throws NullPointerException if {{@link #getWorld()}} is {@code null}
+ */
+ @NotNull
+ public Location toHighestLocation() {
+ return this.toHighestLocation(com.destroystokyo.paper.HeightmapType.LIGHT_BLOCKING);
+ }
+
+ /**
+ * Returns a copy of this location except with y = getWorld().getHighestBlockYAt(this.getBlockX(), this.getBlockZ(), heightmap)
+ * @param heightmap The heightmap to use for finding the highest y location.
+ * @return A copy of this location except with y = getWorld().getHighestBlockYAt(this.getBlockX(), this.getBlockZ(), heightmap)
+ * @throws NullPointerException if {{@link #getWorld()}} is {@code null}
+ * @throws UnsupportedOperationException if {@link World#getHighestBlockYAt(int, int, com.destroystokyo.paper.HeightmapType)} does not support the specified heightmap
+ */
+ @NotNull
+ public Location toHighestLocation(@NotNull final com.destroystokyo.paper.HeightmapType heightmap) {
+ final Location ret = this.clone();
+ ret.setY(this.getWorld().getHighestBlockYAt(this, heightmap));
+ return ret;
+ }
+ // Paper end
+
/**
* Creates explosion at this location with given power
*
diff --git a/src/main/java/org/bukkit/World.java b/src/main/java/org/bukkit/World.java
index b02cda3e..1e7b633c 100644
--- a/src/main/java/org/bukkit/World.java
+++ b/src/main/java/org/bukkit/World.java
@@ -162,6 +162,79 @@ public interface World extends PluginMessageRecipient, Metadatable {
@NotNull
public Block getHighestBlockAt(@NotNull Location location);
+ // Paper start - Add heightmap API
+ /**
+ * Returns the highest block's y-coordinate at the specified block coordinates that match the specified heightmap's conditions.
+ * <p>
+ * <b>implNote:</b> Implementations are recommended to use an iterative search as a fallback before resorting to
+ * throwing an {@code UnsupportedOperationException}.
+ * </p>
+ *
+ * @param x The block's x-coordinate.
+ * @param z The block's z-coordinate.
+ * @param heightmap The specified heightmap to use. See {@link com.destroystokyo.paper.HeightmapType}
+ * @return The highest block's y-coordinate at (x, z) that matches the specified heightmap's conditions.
+ * @throws UnsupportedOperationException If the heightmap type is not supported.
+ *
+ * @see com.destroystokyo.paper.HeightmapType
+ */
+ public int getHighestBlockYAt(int x, int z, @NotNull com.destroystokyo.paper.HeightmapType heightmap) throws UnsupportedOperationException;
+
+ /**
+ * Returns the highest block's y-coordinate at the specified block coordinates that match the specified heightmap's conditions.
+ * Note that the y-coordinate of the specified location is ignored.
+ * <p>
+ * <b>implNote:</b> Implementations are recommended to use an iterative search as a fallback before resorting to
+ * throwing an {@code UnsupportedOperationException}.
+ * </p>
+ *
+ * @param location The specified block coordinates.
+ * @param heightmap The specified heightmap to use. See {@link com.destroystokyo.paper.HeightmapType}
+ * @return The highest block's y-coordinate at {@code location} that matches the specified heightmap's conditions.
+ * @throws UnsupportedOperationException If the heightmap type is not supported.
+ * @see com.destroystokyo.paper.HeightmapType
+ */
+ default int getHighestBlockYAt(@NotNull Location location, @NotNull com.destroystokyo.paper.HeightmapType heightmap) throws UnsupportedOperationException {
+ return this.getHighestBlockYAt(location.getBlockX(), location.getBlockZ(), heightmap);
+ }
+
+ /**
+ * Returns the highest {@link Block} at the specified block coordinates that match the specified heightmap's conditions.
+ * <p>
+ * <b>implNote:</b> Implementations are recommended to use an iterative search as a fallback before resorting to
+ * throwing an {@code UnsupportedOperationException}.
+ * </p>
+ * @param x The block's x-coordinate.
+ * @param z The block's z-coordinate.
+ * @param heightmap The specified heightmap to use. See {@link com.destroystokyo.paper.HeightmapType}
+ * @return The highest {@link Block} at (x, z) that matches the specified heightmap's conditions.
+ * @throws UnsupportedOperationException If the heightmap type is not supported.
+ * @see com.destroystokyo.paper.HeightmapType
+ */
+ @NotNull
+ default Block getHighestBlockAt(int x, int z, @NotNull com.destroystokyo.paper.HeightmapType heightmap) throws UnsupportedOperationException {
+ return this.getBlockAt(x, this.getHighestBlockYAt(x, z, heightmap), z);
+ }
+
+ /**
+ * Returns the highest {@link Block} at the specified block coordinates that match the specified heightmap's conditions.
+ * Note that the y-coordinate of the specified location is ignored.
+ * <p>
+ * <b>implNote:</b> Implementations are recommended to use an iterative search as a fallback before resorting to
+ * throwing an {@code UnsupportedOperationException}.
+ * </p>
+ * @param location The specified block coordinates.
+ * @param heightmap The specified heightmap to use. See {@link com.destroystokyo.paper.HeightmapType}
+ * @return The highest {@link Block} at {@code location} that matches the specified heightmap's conditions.
+ * @throws UnsupportedOperationException If the heightmap type is not supported.
+ * @see com.destroystokyo.paper.HeightmapType
+ */
+ @NotNull
+ default Block getHighestBlockAt(@NotNull Location location, @NotNull com.destroystokyo.paper.HeightmapType heightmap) throws UnsupportedOperationException {
+ return this.getHighestBlockAt(location.getBlockX(), location.getBlockZ(), heightmap);
+ }
+ // Paper end
+
/**
* Gets the {@link Chunk} at the given coordinates
*
--
2.22.0