From 8e7e1f2d462e61510b1c246f869522f994af90e3 Mon Sep 17 00:00:00 2001
From: Duane <duane@duanerobertson.com>
Date: Wed, 20 Jul 2016 00:49:40 -0500
Subject: [PATCH] Adjust jackhammer.

---
 spec_bomb.lua | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/spec_bomb.lua b/spec_bomb.lua
index 0b03f87..c424da3 100644
--- a/spec_bomb.lua
+++ b/spec_bomb.lua
@@ -234,11 +234,16 @@ local function power(player, pos, tool_type, max)
 	local max_nodes = max or 60
 	local minp = vector.subtract(pos, 2)
 	local maxp = vector.add(pos, maxr)
+	local yloop_a, yloop_b, yloop_c
 	if pos.y >= player_pos.y then
 		minp.y = player_pos.y
+		yloop_a, yloop_b, yloop_c = minp.y, maxp.y, 1
 		if node_type == 'cracky' and pos.y - player_pos.y < 3 then
 			maxp.y = player_pos.y + 3
 		end
+	else
+		maxp.y = player_pos.y
+		yloop_a, yloop_b, yloop_c = maxp.y, minp.y, -1
 	end
 
 	local air = minetest.get_content_id('air')
@@ -258,7 +263,7 @@ local function power(player, pos, tool_type, max)
 	local stone_like = {}
 	local count = 0
 	local p = {}
-	for y = minp.y, maxp.y do
+	for y = yloop_a, yloop_b, yloop_c do
 		p.y = y
 		for z = minp.z, maxp.z do
 			p.z = z