mirror of
https://github.com/PaperMC/Paper.git
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124 lines
6.2 KiB
Diff
124 lines
6.2 KiB
Diff
From 435410e1e7631cb7e5b169d2b0a7f6b8bad0992e Mon Sep 17 00:00:00 2001
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From: Aikar <aikar@aikar.co>
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Date: Thu, 31 Mar 2016 19:17:58 -0400
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Subject: [PATCH] Do not load chunks for Pathfinding
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diff --git a/src/main/java/net/minecraft/server/ChunkCache.java b/src/main/java/net/minecraft/server/ChunkCache.java
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index 2c9bf7d00..281f5f04f 100644
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--- a/src/main/java/net/minecraft/server/ChunkCache.java
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+++ b/src/main/java/net/minecraft/server/ChunkCache.java
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@@ -25,7 +25,7 @@ public class ChunkCache implements IWorldReader {
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for (k = this.a; k <= i; ++k) {
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for (l = this.b; l <= j; ++l) {
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- this.c[k - this.a][l - this.b] = world.getChunkAt(k, l, ChunkStatus.FULL, false);
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+ this.c[k - this.a][l - this.b] = world.getChunkIfLoaded(k, l); // Paper
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}
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}
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diff --git a/src/main/java/net/minecraft/server/NavigationAbstract.java b/src/main/java/net/minecraft/server/NavigationAbstract.java
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index d04eb1bbf..4a91e0d8c 100644
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--- a/src/main/java/net/minecraft/server/NavigationAbstract.java
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+++ b/src/main/java/net/minecraft/server/NavigationAbstract.java
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@@ -22,8 +22,9 @@ public abstract class NavigationAbstract {
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protected long n;
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protected PathfinderAbstract o;
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private BlockPosition q;
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- private Pathfinder r;
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+ private Pathfinder r; public Pathfinder getPathfinder() { return r; } // Paper - OBFHELPER
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+ private void setWorld() { if (getPathfinder() != null && getPathfinder().getPathfinder() != null) getPathfinder().getPathfinder().world = getEntity().world; } // Paper
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public NavigationAbstract(EntityInsentient entityinsentient, World world) {
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this.g = Vec3D.a;
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this.h = Vec3D.a;
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@@ -32,6 +33,7 @@ public abstract class NavigationAbstract {
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this.b = world;
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this.p = entityinsentient.getAttributeInstance(GenericAttributes.FOLLOW_RANGE);
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this.r = this.a(MathHelper.floor(this.p.getValue() * 16.0D));
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+ setWorld(); // Paper
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}
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public BlockPosition h() {
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@@ -177,6 +179,7 @@ public abstract class NavigationAbstract {
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}
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public void c() {
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+ setWorld(); // Paper
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++this.e;
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if (this.m) {
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this.k();
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diff --git a/src/main/java/net/minecraft/server/Pathfinder.java b/src/main/java/net/minecraft/server/Pathfinder.java
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index 359d9a11c..262fa5585 100644
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--- a/src/main/java/net/minecraft/server/Pathfinder.java
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+++ b/src/main/java/net/minecraft/server/Pathfinder.java
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@@ -12,7 +12,7 @@ public class Pathfinder {
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private final Set<PathPoint> b = Sets.newHashSet();
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private final PathPoint[] c = new PathPoint[32];
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private final int d;
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- private PathfinderAbstract e;
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+ private PathfinderAbstract e; public PathfinderAbstract getPathfinder() { return this.e; } // Paper - OBFHELPER
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public Pathfinder(PathfinderAbstract pathfinderabstract, int i) {
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this.e = pathfinderabstract;
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diff --git a/src/main/java/net/minecraft/server/PathfinderAbstract.java b/src/main/java/net/minecraft/server/PathfinderAbstract.java
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index 92df34aba..e773bef61 100644
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--- a/src/main/java/net/minecraft/server/PathfinderAbstract.java
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+++ b/src/main/java/net/minecraft/server/PathfinderAbstract.java
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@@ -7,6 +7,7 @@ public abstract class PathfinderAbstract {
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protected IWorldReader a;
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protected EntityInsentient b;
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+ public World world; // Paper
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protected final Int2ObjectMap<PathPoint> c = new Int2ObjectOpenHashMap();
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protected int d;
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protected int e;
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@@ -19,6 +20,7 @@ public abstract class PathfinderAbstract {
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public void a(IWorldReader iworldreader, EntityInsentient entityinsentient) {
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this.a = iworldreader;
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+ if (iworldreader instanceof World) world = (World) iworldreader; // Paper
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this.b = entityinsentient;
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this.c.clear();
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this.d = MathHelper.d(entityinsentient.getWidth() + 1.0F);
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diff --git a/src/main/java/net/minecraft/server/PathfinderNormal.java b/src/main/java/net/minecraft/server/PathfinderNormal.java
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index d97166f8f..51991b8c8 100644
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--- a/src/main/java/net/minecraft/server/PathfinderNormal.java
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+++ b/src/main/java/net/minecraft/server/PathfinderNormal.java
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@@ -355,7 +355,8 @@ public class PathfinderNormal extends PathfinderAbstract {
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PathType pathtype = this.b(iblockaccess, i, j, k);
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if (pathtype == PathType.OPEN && j >= 1) {
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- Block block = iblockaccess.getType(new BlockPosition(i, j - 1, k)).getBlock();
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+ Block block = world.getBlockIfLoaded(new BlockPosition(i, j - 1, k)); // Paper
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+ if (block == null) return PathType.BLOCKED; // Paper
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PathType pathtype1 = this.b(iblockaccess, i, j - 1, k);
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pathtype = pathtype1 != PathType.WALKABLE && pathtype1 != PathType.OPEN && pathtype1 != PathType.WATER && pathtype1 != PathType.LAVA ? PathType.WALKABLE : PathType.OPEN;
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@@ -385,9 +386,10 @@ public class PathfinderNormal extends PathfinderAbstract {
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for (int l = -1; l <= 1; ++l) {
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for (int i1 = -1; i1 <= 1; ++i1) {
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if (l != 0 || i1 != 0) {
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- Block block = iblockaccess.getType(blockposition_pooledblockposition.d(l + i, j, i1 + k)).getBlock();
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+ Block block = world.getBlockIfLoaded(blockposition_pooledblockposition.d(l + i, j, i1 + k)); // Paper
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- if (block == Blocks.CACTUS) {
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+ if (block == null) pathtype = PathType.BLOCKED; // Paper
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+ else if (block == Blocks.CACTUS) { // Paper
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pathtype = PathType.DANGER_CACTUS;
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} else if (block == Blocks.FIRE) {
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pathtype = PathType.DANGER_FIRE;
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@@ -421,7 +423,8 @@ public class PathfinderNormal extends PathfinderAbstract {
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protected PathType b(IBlockAccess iblockaccess, int i, int j, int k) {
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BlockPosition blockposition = new BlockPosition(i, j, k);
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- IBlockData iblockdata = iblockaccess.getType(blockposition);
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+ IBlockData iblockdata = world.getTypeIfLoaded(blockposition); // Paper
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+ if (iblockdata == null) return PathType.BLOCKED; // Paper
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Block block = iblockdata.getBlock();
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Material material = iblockdata.getMaterial();
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--
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2.21.0
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