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add voxelmanip optimisation by jin_xi

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This commit is contained in:
Jordach 2015-01-03 16:05:51 +00:00
parent 235bd052ba
commit 8e518c57a7
1 changed files with 8 additions and 8 deletions
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12
mods/mapgen/init.lua
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@ -418,12 +418,12 @@ minetest.register_on_generated(function(minp, maxp, seed)
local data = vm:get_data()
local area = VoxelArea:new{MinEdge=emin, MaxEdge=emax}
for x=minp.x, maxp.x, 1 do
for z=minp.z, maxp.z, 1 do
for y=minp.y, maxp.y, 1 do
for x=minp.x, maxp.x, 1 do
local p_pos = area:index(x,y,z)
local node_name = data[p_pos]
if minetest.get_name_from_content_id(node_name) == "mapgen:stone" then
local content_id = data[p_pos]
if content_id == c_stone then
local random_choice = math.random(1,4)
if random_choice == 1 then
data[p_pos] = c_stone1
@ -434,7 +434,7 @@ minetest.register_on_generated(function(minp, maxp, seed)
else
data[p_pos] = c_stone4
end
elseif minetest.get_name_from_content_id(node_name) == "mapgen:grass" then
elseif content_id == c_grass then
local random_choice = math.random(1,4)
if random_choice == 1 then
data[p_pos] = c_grass1
@ -445,10 +445,10 @@ minetest.register_on_generated(function(minp, maxp, seed)
else
data[p_pos] = c_grass4
end
elseif minetest.get_name_from_content_id(node_name) == "ignore" then
elseif content_id == c_ignore then
-- doing this fixes mgv5's generation of ignore for some reason.
data[p_pos] = c_air
elseif minetest.get_name_from_content_id(node_name) == "mapgen:deathly_grass" then
elseif content_id == c_dgrass then
local random_choice = math.random(1,4)
if random_choice == 1 then
data[p_pos] = cdgrass1