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Code Issues 2 Pull Requests Releases Wiki Activity

Add missing nil check for minetest.get_node_light

This commit is contained in:
Wuzzy 2017-11-18 21:39:00 +01:00
parent 79ca0b2ab9
commit d549dc0752
1 changed files with 6 additions and 3 deletions
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9
mods/MAPGEN/mcl_mapgen_core/init.lua
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@ -1424,10 +1424,11 @@ local function generate_tree_decorations(minp, maxp, seed, data, param2_data, ar
end
local p_pos = area:index(pos.x, pos.y, pos.z)
local l = minetest.get_node_light(pos)
if dir < 5
and data[p_pos] == c_air
and minetest.get_node_light(pos) > 12 then
and l ~= nil and l > 12 then
local c = math.random(1, 3)
if c == 1 then
data[p_pos] = c_cocoa_1
@ -1559,7 +1560,8 @@ local generate_underground_mushrooms = function(minp, maxp, seed)
for n = 1, #stone do
bpos = {x = stone[n].x, y = stone[n].y + 1, z = stone[n].z }
if bpos.y >= min and bpos.y <= max and minetest.get_node_light(bpos, 0.5) <= 12 and pr_shroom:next(1,1000) < 4 then
local l = minetest.get_node_light(bpos, 0.5)
if bpos.y >= min and bpos.y <= max and l ~= nil and l <= 12 and pr_shroom:next(1,1000) < 4 then
if pr_shroom:next(1,2) == 1 then
minetest.set_node(bpos, {name = "mcl_mushrooms:mushroom_brown"})
else
@ -1612,7 +1614,8 @@ local generate_nether_decorations = function(minp, maxp, seed)
-- Mushrooms on netherrack
-- Note: Spawned *after* the fire because of light level checks
special_deco(rack, function(bpos)
if bpos.y > mcl_vars.mg_lava_nether_max + 6 and minetest.get_node_light(bpos, 0.5) <= 12 and pr_nether:next(1,1000) <= 4 then
local l = minetest.get_node_light(bpos, 0.5)
if bpos.y > mcl_vars.mg_lava_nether_max + 6 and l ~= nil and l <= 12 and pr_nether:next(1,1000) <= 4 then
-- TODO: Make mushrooms appear in groups, use Perlin noise
if pr_nether:next(1,2) == 1 then
minetest.set_node(bpos, {name = "mcl_mushrooms:mushroom_brown"})