From 2662f887e7f3478c01cc1835b493005bc7b820b6 Mon Sep 17 00:00:00 2001 From: md_5 <md_5@live.com.au> Date: Tue, 11 Jun 2013 12:17:37 +1000 Subject: [PATCH] More Efficient GetCubes diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java index 106f27a..a00075a 100644 --- a/src/main/java/net/minecraft/server/World.java +++ b/src/main/java/net/minecraft/server/World.java @@ -1050,23 +1050,42 @@ public abstract class World implements IBlockAccess { int i1 = MathHelper.floor(axisalignedbb.c); int j1 = MathHelper.floor(axisalignedbb.f + 1.0D); - for (int k1 = i; k1 < j; ++k1) { - for (int l1 = i1; l1 < j1; ++l1) { - if (this.isLoaded(k1, 64, l1)) { - for (int i2 = k - 1; i2 < l; ++i2) { - Block block; - - if (k1 >= -30000000 && k1 < 30000000 && l1 >= -30000000 && l1 < 30000000) { - block = this.getType(k1, i2, l1); - } else { - block = Blocks.STONE; + // Spigot start + int ystart = ( ( k - 1 ) < 0 ) ? 0 : ( k - 1 ); + for ( int chunkx = ( i >> 4 ); chunkx <= ( ( j - 1 ) >> 4 ); chunkx++ ) + { + int cx = chunkx << 4; + for ( int chunkz = ( i1 >> 4 ); chunkz <= ( ( j1 - 1 ) >> 4 ); chunkz++ ) + { + if ( !this.isChunkLoaded( chunkx, chunkz ) ) + { + continue; + } + int cz = chunkz << 4; + Chunk chunk = this.getChunkAt( chunkx, chunkz ); + // Compute ranges within chunk + int xstart = ( i < cx ) ? cx : i; + int xend = ( j < ( cx + 16 ) ) ? j : ( cx + 16 ); + int zstart = ( i1 < cz ) ? cz : i1; + int zend = ( j1 < ( cz + 16 ) ) ? j1 : ( cz + 16 ); + // Loop through blocks within chunk + for ( int x = xstart; x < xend; x++ ) + { + for ( int z = zstart; z < zend; z++ ) + { + for ( int y = ystart; y < l; y++ ) + { + Block block = chunk.getType(x - cx, y, z - cz ); + if ( block != null ) + { + block.a( this, x, y, z, axisalignedbb, this.L, entity ); + } } - - block.a(this, k1, i2, l1, axisalignedbb, this.L, entity); } } } } + // Spigot end double d0 = 0.25D; List list = this.getEntities(entity, axisalignedbb.grow(d0, d0, d0)); -- 1.8.5.2.msysgit.0