From 6af0376c23e000b7e2cd4db2659ff5d632c4e60b Mon Sep 17 00:00:00 2001 From: HybridDog Date: Mon, 16 Jul 2018 17:25:53 +0200 Subject: [PATCH] Use a:iter instead of for loops for sulfur generation (#423) --- technic_worldgen/oregen.lua | 17 ++++++++++------- 1 file changed, 10 insertions(+), 7 deletions(-) diff --git a/technic_worldgen/oregen.lua b/technic_worldgen/oregen.lua index 8e7af91..16a3b8d 100644 --- a/technic_worldgen/oregen.lua +++ b/technic_worldgen/oregen.lua @@ -141,17 +141,20 @@ minetest.register_on_generated(function(minp, maxp, seed) for y = minp.y + math.floor(grid_size / 2), maxp.y, grid_size do for z = minp.z + math.floor(grid_size / 2), maxp.z, grid_size do local c = data[a:index(x, y, z)] - if (c == c_lava or c == c_lava_flowing) and sulfur_noise:get3d({x = x, y = z, z = z}) >= 0.4 then - for xx = math.max(minp.x, x - grid_size), math.min(maxp.x, x + grid_size) do - for yy = math.max(minp.y, y - grid_size), math.min(maxp.y, y + grid_size) do - for zz = math.max(minp.z, z - grid_size), math.min(maxp.z, z + grid_size) do - local i = a:index(xx, yy, zz) + if (c == c_lava or c == c_lava_flowing) + and sulfur_noise:get3d({x = x, y = z, z = z}) >= 0.4 then + for i in a:iter( + math.max(minp.x, x - grid_size), + math.max(minp.y, y - grid_size), + math.max(minp.z, z - grid_size), + math.min(maxp.x, x + grid_size), + math.min(maxp.y, y + grid_size), + math.min(maxp.z, z + grid_size) + ) do if data[i] == c_stone and pr:next(1, 10) <= 7 then data[i] = c_sulfur end end - end - end end end end