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70 lines
2.8 KiB
Diff
70 lines
2.8 KiB
Diff
From 40e0140e1cf0aa8874a75e36bcf4aa32ac69a25f Mon Sep 17 00:00:00 2001
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From: md_5 <md_5@live.com.au>
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Date: Tue, 11 Jun 2013 12:17:37 +1000
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Subject: [PATCH] More Efficient GetCubes
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diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java
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index 96190de..dcad74f 100644
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--- a/src/main/java/net/minecraft/server/World.java
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+++ b/src/main/java/net/minecraft/server/World.java
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@@ -1043,19 +1043,47 @@ public abstract class World implements IBlockAccess {
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int i1 = MathHelper.floor(axisalignedbb.c);
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int j1 = MathHelper.floor(axisalignedbb.f + 1.0D);
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- for (int k1 = i; k1 < j; ++k1) {
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- for (int l1 = i1; l1 < j1; ++l1) {
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- if (this.isLoaded(k1, 64, l1)) {
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- for (int i2 = k - 1; i2 < l; ++i2) {
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- Block block = Block.byId[this.getTypeId(k1, i2, l1)];
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-
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- if (block != null) {
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- block.a(this, k1, i2, l1, axisalignedbb, this.M, entity);
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+ // Spigot start
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+ int ystart = ( ( k - 1 ) < 0 ) ? 0 : ( k - 1 );
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+ for ( int chunkx = ( i >> 4 ); chunkx <= ( ( j - 1 ) >> 4 ); chunkx++ )
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+ {
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+ int cx = chunkx << 4;
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+ for ( int chunkz = ( i1 >> 4 ); chunkz <= ( ( j1 - 1 ) >> 4 ); chunkz++ )
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+ {
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+ if ( !this.isChunkLoaded( chunkx, chunkz ) )
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+ {
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+ continue;
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+ }
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+ int cz = chunkz << 4;
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+ Chunk chunk = this.getChunkAt( chunkx, chunkz );
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+ // Compute ranges within chunk
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+ int xstart = ( i < cx ) ? cx : i;
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+ int xend = ( j < ( cx + 16 ) ) ? j : ( cx + 16 );
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+ int zstart = ( i1 < cz ) ? cz : i1;
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+ int zend = ( j1 < ( cz + 16 ) ) ? j1 : ( cz + 16 );
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+ // Loop through blocks within chunk
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+ for ( int x = xstart; x < xend; x++ )
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+ {
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+ for ( int z = zstart; z < zend; z++ )
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+ {
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+ for ( int y = ystart; y < l; y++ )
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+ {
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+ int blkid = chunk.getTypeId( x - cx, y, z - cz );
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+ if ( blkid > 0 )
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+ {
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+ Block block = Block.byId[blkid];
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+
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+ if ( block != null )
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+ {
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+ block.a( this, x, y, z, axisalignedbb, this.M, entity );
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+ }
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+ }
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}
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}
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}
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}
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}
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+ // Spigot end
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double d0 = 0.25D;
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List list = this.getEntities(entity, axisalignedbb.grow(d0, d0, d0));
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--
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1.8.1.2
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