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Prevent various interactions from causing chunk loads

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Co-authored-by: Shane Freeder <theboyetronic@gmail.com>
This commit is contained in:
Aikar
2018-09-10 23:56:36 -04:00
parent ca42ec8f4e
commit 54b44d1f1c
4 changed files with 81 additions and 10 deletions
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30
paper-server/patches/sources/net/minecraft/world/entity/ai/goal/RemoveBlockGoal.java.patch
View File

@@ -23,3 +23,33 @@
world.removeBlock(blockposition1, false);
if (!world.isClientSide) {
for (int i = 0; i < 20; ++i) {
@@ -118,7 +127,9 @@
@Nullable
private BlockPos getPosWithBlock(BlockPos pos, BlockGetter world) {
- if (world.getBlockState(pos).is(this.blockToRemove)) {
+ net.minecraft.world.level.block.state.BlockState block = world.getBlockStateIfLoaded(pos); // Paper - Prevent AI rules from loading chunks
+ if (block == null) return null; // Paper - Prevent AI rules from loading chunks
+ if (block.is(this.blockToRemove)) { // Paper - Prevent AI rules from loading chunks
return pos;
} else {
BlockPos[] ablockposition = new BlockPos[]{pos.below(), pos.west(), pos.east(), pos.north(), pos.south(), pos.below().below()};
@@ -128,7 +139,8 @@
for (int j = 0; j < i; ++j) {
BlockPos blockposition1 = ablockposition1[j];
- if (world.getBlockState(blockposition1).is(this.blockToRemove)) {
+ net.minecraft.world.level.block.state.BlockState block2 = world.getBlockStateIfLoaded(blockposition1); // Paper - Prevent AI rules from loading chunks
+ if (block2 != null && block2.is(this.blockToRemove)) { // Paper - Prevent AI rules from loading chunks
return blockposition1;
}
}
@@ -139,7 +151,7 @@
@Override
protected boolean isValidTarget(LevelReader world, BlockPos pos) {
- ChunkAccess ichunkaccess = world.getChunk(SectionPos.blockToSectionCoord(pos.getX()), SectionPos.blockToSectionCoord(pos.getZ()), ChunkStatus.FULL, false);
+ ChunkAccess ichunkaccess = world.getChunkIfLoadedImmediately(pos.getX() >> 4, pos.getZ() >> 4); // Paper - Prevent AI rules from loading chunks
return ichunkaccess == null ? false : ichunkaccess.getBlockState(pos).is(this.blockToRemove) && ichunkaccess.getBlockState(pos.above()).isAir() && ichunkaccess.getBlockState(pos.above(2)).isAir();
}

25
paper-server/patches/sources/net/minecraft/world/entity/monster/EnderMan.java.patch
View File

@@ -86,7 +86,17 @@
return flag1;
}
@@ -465,9 +496,11 @@
@@ -457,7 +488,8 @@
int j = Mth.floor(this.enderman.getY() + randomsource.nextDouble() * 2.0D);
int k = Mth.floor(this.enderman.getZ() - 1.0D + randomsource.nextDouble() * 2.0D);
BlockPos blockposition = new BlockPos(i, j, k);
- BlockState iblockdata = world.getBlockState(blockposition);
+ BlockState iblockdata = world.getBlockStateIfLoaded(blockposition); // Paper - Prevent endermen from loading chunks
+ if (iblockdata == null) return; // Paper - Prevent endermen from loading chunks
BlockPos blockposition1 = blockposition.below();
BlockState iblockdata1 = world.getBlockState(blockposition1);
BlockState iblockdata2 = this.enderman.getCarriedBlock();
@@ -465,9 +497,11 @@
if (iblockdata2 != null) {
iblockdata2 = Block.updateFromNeighbourShapes(iblockdata2, this.enderman.level(), blockposition);
if (this.canPlaceBlock(world, blockposition, iblockdata2, iblockdata, iblockdata1, blockposition1)) {
@@ -98,7 +108,16 @@
}
}
@@ -506,9 +539,11 @@
@@ -499,16 +533,19 @@
int j = Mth.floor(this.enderman.getY() + randomsource.nextDouble() * 3.0D);
int k = Mth.floor(this.enderman.getZ() - 2.0D + randomsource.nextDouble() * 4.0D);
BlockPos blockposition = new BlockPos(i, j, k);
- BlockState iblockdata = world.getBlockState(blockposition);
+ BlockState iblockdata = world.getBlockStateIfLoaded(blockposition); // Paper - Prevent endermen from loading chunks
+ if (iblockdata == null) return; // Paper - Prevent endermen from loading chunks
Vec3 vec3d = new Vec3((double) this.enderman.getBlockX() + 0.5D, (double) j + 0.5D, (double) this.enderman.getBlockZ() + 0.5D);
Vec3 vec3d1 = new Vec3((double) i + 0.5D, (double) j + 0.5D, (double) k + 0.5D);
BlockHitResult movingobjectpositionblock = world.clip(new ClipContext(vec3d, vec3d1, ClipContext.Block.OUTLINE, ClipContext.Fluid.NONE, this.enderman));
boolean flag = movingobjectpositionblock.getBlockPos().equals(blockposition);
if (iblockdata.is(BlockTags.ENDERMAN_HOLDABLE) && flag) {
@@ -110,7 +129,7 @@
}
}
@@ -592,7 +627,7 @@
@@ -592,7 +629,7 @@
} else {
if (this.target != null && !this.enderman.isPassenger()) {
if (this.enderman.isBeingStaredBy((Player) this.target)) {