mtcontrib/minetest-mod-snow
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Add two biomes, Snowy and Plain.

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Splizard 2012-12-18 12:51:27 +13:00
parent 895f9c3e9e
commit 5288d4ef94
2 changed files with 116 additions and 92 deletions
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6
init.lua
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@ -250,6 +250,7 @@ minetest.register_node("snow:snow_block", {
--mapgen defines the vegetation.
--1 = Moss
--2 = Papyrus
--3 = Dry shrub
is_ground_content = true,
groups = {crumbly=3,melts=2,falling_node=1},
drop = 'snow:snow_block',
@ -268,6 +269,11 @@ minetest.register_node("snow:snow_block", {
if n == "air" or n == "default:water_flowing" or n == "default:water_source" then
minetest.env:add_node(pos,{name="default:papyrus"})
end
elseif node.param2 == 3 then
local n = minetest.env:get_node(pos).name
if n == "air" or n == "default:water_flowing" or n == "default:water_source" then
minetest.env:add_node(pos,{name="default:dry_shrub"})
end
end
end,
})

40
mapgen.lua
View File

@ -8,6 +8,9 @@ function snow.make_pine(pos,snow)
if env:get_node({x=pos.x+x,y=pos.y,z=pos.z+z}).name == "snow:snow" then
env:remove_node({x=pos.x+x,y=pos.y,z=pos.z+z})
end
if env:get_node({x=pos.x+x,y=pos.y,z=pos.z+z}).name == "snow:snow_block" then
env:remove_node({x=pos.x+x,y=pos.y,z=pos.z+z})
end
end
end
--Make tree.
@ -88,6 +91,8 @@ if maxp.y >= -10 then
--Choose a biome type.
local pr = PseudoRandom(seed+57)
local biome = pr:next(1, 12)
local snowy = biome == 1 --spawns alot of snow
local plain = biome == 7 --spawns not much
local icebergs = biome == 2
local icesheet = biome == 3
local alpine = biome == 11 or biome == 12 --rocky terrain
@ -103,7 +108,9 @@ if maxp.y >= -10 then
--Debugging function
local biomeToString = function(num)
if num == 1 or num == 7 or num == 8 or num == 4 then return "normal"
if num == 1 then return "snowy"
elseif num == 7 then return "plain"
elseif num == 8 or num == 4 then return "normal"
elseif num == 2 then return "icebergs"
elseif num == 3 then return "icesheet"
elseif num == 5 then return "icecave"
@ -136,14 +143,16 @@ if maxp.y >= -10 then
--Check if we are in a "Snow biome"
local in_biome = false
local test = perlin1:get2d({x=x, y=z})
if smooth and (test > 0.73 or (test > 0.43 and pr:next(0,29) > (0.73 - test) * 100 )) then
if smooth and (not snowy) and (test > 0.73 or (test > 0.43 and pr:next(0,29) > (0.73 - test) * 100 )) then
in_biome = true
elseif not smooth and test > 0.53 then
elseif (not smooth or snowy) and test > 0.53 then
in_biome = true
end
if in_biome then
if not plain or pr:next(1,12) == 1 then
-- Find ground level (0...15)
local ground_y = nil
for y=maxp.y,minp.y+1,-1 do
@ -172,11 +181,19 @@ if maxp.y >= -10 then
elseif shrubs and pr:next(1,28) == 1 then
--Spawns dry shrubs.
env:add_node({x=x,y=ground_y,z=z}, {name="snow:dirt_with_snow"})
if snowy then
env:add_node({x=x,y=ground_y+1,z=z}, {name="snow:snow_block", param2=3})
else
env:add_node({x=x,y=ground_y+1,z=z}, {name="default:dry_shrub"})
end
elseif pines and pr:next(1,36) == 1 then
--Spawns pines.
env:add_node({x=x,y=ground_y,z=z}, {name="default:dirt_with_grass"})
make_pine({x=x,y=ground_y+1,z=z},true)
elseif snowy then
--Spawns snow blocks.
env:add_node({x=x,y=ground_y+1,z=z}, {name="snow:snow_block"})
env:add_node({x=x,y=ground_y+2,z=z}, {name="snow:snow",param2=veg})
else
--Spawns snow.
env:add_node({x=x,y=ground_y,z=z}, {name="snow:dirt_with_snow"})
@ -236,14 +253,15 @@ if maxp.y >= -10 then
end
end
end
elseif ground_y and node.name == "snow:snow" and node.name ~= "snow:ice" then
--Abort genaration.
local name = env:get_node({x=x,y=ground_y-1,z=z}).name
if name ~= "default:leaves" and name ~= "snow:needles" then
if debug then
print(biomeToString(biome)..": snow found ABORTED!")
end
return
--~ elseif ground_y and node.name == "snow:snow" and node.name ~= "snow:ice" then
--~ --Abort genaration.
--~ local name = env:get_node({x=x,y=ground_y-1,z=z}).name
--~ if name ~= "default:leaves" and name ~= "snow:needles" then
--~ if debug then
--~ print(biomeToString(biome)..": snow found ABORTED!")
--~ end
--~ return
--~ end
end
end
end