From fdcaa4e3ccf4baac17b16f9d7121f3794afc15a0 Mon Sep 17 00:00:00 2001 From: Jedediah Smith Date: Fri, 28 Nov 2014 02:36:18 -0600 Subject: [PATCH] Center TNT grid sample points diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java index df976aa..6528b89 100644 --- a/src/main/java/net/minecraft/server/World.java +++ b/src/main/java/net/minecraft/server/World.java @@ -1861,6 +1861,12 @@ public abstract class World implements IBlockAccess { double d1 = 1.0D / ((axisalignedbb.e - axisalignedbb.b) * 2.0D + 1.0D); double d2 = 1.0D / ((axisalignedbb.f - axisalignedbb.c) * 2.0D + 1.0D); + // PaperSpigot start - Center TNT sample points for more accurate calculations + // Shift the sample points so they are centered on the BB + double xOffset = (1.0 - Math.floor(1.0 / d0) * d0) / 2.0; + double zOffset = (1.0 - Math.floor(1.0 / d2) * d2) / 2.0; + // PaperSpigot end + if (d0 >= 0.0D && d1 >= 0.0D && d2 >= 0.0D) { int i = 0; int j = 0; @@ -1872,7 +1878,7 @@ public abstract class World implements IBlockAccess { double d4 = axisalignedbb.b + (axisalignedbb.e - axisalignedbb.b) * (double) f1; double d5 = axisalignedbb.c + (axisalignedbb.f - axisalignedbb.c) * (double) f2; - if (this.rayTrace(new Vec3D(d3, d4, d5), vec3d) == null) { + if (this.rayTrace(new Vec3D(xOffset, d4, zOffset + d5), vec3d) == null) { // PaperSpigot - Center TNT sample points ++i; } -- 1.9.1