From 19ecf92a02579bb9c9518f7a192ca00d7d0c3afe Mon Sep 17 00:00:00 2001 From: Aikar Date: Thu, 31 Mar 2016 19:17:58 -0400 Subject: [PATCH] Do not load chunks for Pathfinding diff --git a/src/main/java/net/minecraft/server/ChunkCache.java b/src/main/java/net/minecraft/server/ChunkCache.java index 49533ac33..eef3ab73f 100644 --- a/src/main/java/net/minecraft/server/ChunkCache.java +++ b/src/main/java/net/minecraft/server/ChunkCache.java @@ -26,7 +26,7 @@ public class ChunkCache implements IIBlockAccess { for (l = this.a; l <= j; ++l) { for (i1 = this.b; i1 <= k; ++i1) { - this.c[l - this.a][i1 - this.b] = world.getChunkAt(l, i1); + this.c[l - this.a][i1 - this.b] = world.getChunkIfLoaded(l, i1); // Paper } } diff --git a/src/main/java/net/minecraft/server/NavigationAbstract.java b/src/main/java/net/minecraft/server/NavigationAbstract.java index 604049b08..716d00afb 100644 --- a/src/main/java/net/minecraft/server/NavigationAbstract.java +++ b/src/main/java/net/minecraft/server/NavigationAbstract.java @@ -22,8 +22,9 @@ public abstract class NavigationAbstract { protected long n; protected PathfinderAbstract o; private BlockPosition q; - private Pathfinder r; + private Pathfinder r; public Pathfinder getPathfinder() { return r; } // Paper - OBFHELPER + private void setWorld() { if (getPathfinder() != null && getPathfinder().getPathfinder() != null) getPathfinder().getPathfinder().world = getEntity().world; } // Paper public NavigationAbstract(EntityInsentient entityinsentient, World world) { this.g = Vec3D.a; this.h = Vec3D.a; @@ -32,6 +33,7 @@ public abstract class NavigationAbstract { this.b = world; this.p = entityinsentient.getAttributeInstance(GenericAttributes.FOLLOW_RANGE); this.r = this.a(); + setWorld(); // Paper } public BlockPosition i() { @@ -174,6 +176,7 @@ public abstract class NavigationAbstract { } public void d() { + setWorld(); // Paper ++this.e; if (this.m) { this.l(); diff --git a/src/main/java/net/minecraft/server/Pathfinder.java b/src/main/java/net/minecraft/server/Pathfinder.java index 3085338f0..89d51d471 100644 --- a/src/main/java/net/minecraft/server/Pathfinder.java +++ b/src/main/java/net/minecraft/server/Pathfinder.java @@ -9,7 +9,7 @@ public class Pathfinder { private final Path a = new Path(); private final Set b = Sets.newHashSet(); private final PathPoint[] c = new PathPoint[32]; - private PathfinderAbstract d; + private PathfinderAbstract d; public PathfinderAbstract getPathfinder() { return d; } // Paper - OBFHELPER public Pathfinder(PathfinderAbstract pathfinderabstract) { this.d = pathfinderabstract; diff --git a/src/main/java/net/minecraft/server/PathfinderAbstract.java b/src/main/java/net/minecraft/server/PathfinderAbstract.java index 36d7e1d96..d722c8513 100644 --- a/src/main/java/net/minecraft/server/PathfinderAbstract.java +++ b/src/main/java/net/minecraft/server/PathfinderAbstract.java @@ -4,6 +4,7 @@ public abstract class PathfinderAbstract { protected IBlockAccess a; protected EntityInsentient b; + public World world; // Paper protected final IntHashMap c = new IntHashMap<>(); protected int d; protected int e; @@ -16,6 +17,7 @@ public abstract class PathfinderAbstract { public void a(IBlockAccess iblockaccess, EntityInsentient entityinsentient) { this.a = iblockaccess; + if (iblockaccess instanceof World) world = (World) iblockaccess; // Paper this.b = entityinsentient; this.c.c(); this.d = MathHelper.d(entityinsentient.width + 1.0F); diff --git a/src/main/java/net/minecraft/server/PathfinderNormal.java b/src/main/java/net/minecraft/server/PathfinderNormal.java index d4eb7f862..3b5ace88d 100644 --- a/src/main/java/net/minecraft/server/PathfinderNormal.java +++ b/src/main/java/net/minecraft/server/PathfinderNormal.java @@ -327,7 +327,8 @@ public class PathfinderNormal extends PathfinderAbstract { PathType pathtype = this.b(iblockaccess, i, j, k); if (pathtype == PathType.OPEN && j >= 1) { - Block block = iblockaccess.getType(new BlockPosition(i, j - 1, k)).getBlock(); + Block block = world.getBlockIfLoaded(new BlockPosition(i, j - 1, k)); // Paper + if (block == null) return PathType.BLOCKED; // Paper PathType pathtype1 = this.b(iblockaccess, i, j - 1, k); pathtype = pathtype1 != PathType.WALKABLE && pathtype1 != PathType.OPEN && pathtype1 != PathType.WATER && pathtype1 != PathType.LAVA ? PathType.WALKABLE : PathType.OPEN; @@ -353,9 +354,10 @@ public class PathfinderNormal extends PathfinderAbstract { for (int l = -1; l <= 1; ++l) { for (int i1 = -1; i1 <= 1; ++i1) { if (l != 0 || i1 != 0) { - Block block = iblockaccess.getType(blockposition_b.c(l + i, j, i1 + k)).getBlock(); + Block block = world.getBlockIfLoaded(blockposition_b.c(l + i, j, i1 + k)); // Paper - if (block == Blocks.CACTUS) { + if (block == null) pathtype = PathType.BLOCKED; // Paper + else if (block == Blocks.CACTUS) { // Paper pathtype = PathType.DANGER_CACTUS; } else if (block == Blocks.FIRE) { pathtype = PathType.DANGER_FIRE; @@ -387,7 +389,8 @@ public class PathfinderNormal extends PathfinderAbstract { protected PathType b(IBlockAccess iblockaccess, int i, int j, int k) { BlockPosition blockposition = new BlockPosition(i, j, k); - IBlockData iblockdata = iblockaccess.getType(blockposition); + IBlockData iblockdata = world.getTypeIfLoaded(blockposition); // Paper + if (iblockdata == null) return PathType.BLOCKED; // Paper Block block = iblockdata.getBlock(); Material material = iblockdata.getMaterial(); -- 2.20.1