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Use a:iter instead of for loops for sulfur generation (#423)

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HybridDog 2018-07-16 17:25:53 +02:00 committed by SmallJoker
parent 0fcc7a14c2
commit 6af0376c23
1 changed files with 10 additions and 7 deletions
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17
technic_worldgen/oregen.lua
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@ -141,11 +141,16 @@ 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
@ -154,8 +159,6 @@ minetest.register_on_generated(function(minp, maxp, seed)
end
end
end
end
end
vm:set_data(data)
vm:write_to_map(data)