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mirror of https://github.com/Splizard/minetest-mod-snow.git synced 2024-12-29 16:00:16 +01:00

Add two biomes, Snowy and Plain.

This commit is contained in:
Splizard 2012-12-18 12:51:27 +13:00
parent 895f9c3e9e
commit 5288d4ef94
2 changed files with 116 additions and 92 deletions

View File

@ -250,6 +250,7 @@ minetest.register_node("snow:snow_block", {
--mapgen defines the vegetation. --mapgen defines the vegetation.
--1 = Moss --1 = Moss
--2 = Papyrus --2 = Papyrus
--3 = Dry shrub
is_ground_content = true, is_ground_content = true,
groups = {crumbly=3,melts=2,falling_node=1}, groups = {crumbly=3,melts=2,falling_node=1},
drop = 'snow:snow_block', 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 if n == "air" or n == "default:water_flowing" or n == "default:water_source" then
minetest.env:add_node(pos,{name="default:papyrus"}) minetest.env:add_node(pos,{name="default:papyrus"})
end 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
end, end,
}) })

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 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}) env:remove_node({x=pos.x+x,y=pos.y,z=pos.z+z})
end 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
end end
--Make tree. --Make tree.
@ -88,6 +91,8 @@ if maxp.y >= -10 then
--Choose a biome type. --Choose a biome type.
local pr = PseudoRandom(seed+57) local pr = PseudoRandom(seed+57)
local biome = pr:next(1, 12) 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 icebergs = biome == 2
local icesheet = biome == 3 local icesheet = biome == 3
local alpine = biome == 11 or biome == 12 --rocky terrain local alpine = biome == 11 or biome == 12 --rocky terrain
@ -103,7 +108,9 @@ if maxp.y >= -10 then
--Debugging function --Debugging function
local biomeToString = function(num) 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 == 2 then return "icebergs"
elseif num == 3 then return "icesheet" elseif num == 3 then return "icesheet"
elseif num == 5 then return "icecave" elseif num == 5 then return "icecave"
@ -136,114 +143,125 @@ if maxp.y >= -10 then
--Check if we are in a "Snow biome" --Check if we are in a "Snow biome"
local in_biome = false local in_biome = false
local test = perlin1:get2d({x=x, y=z}) 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 in_biome = true
elseif not smooth and test > 0.53 then elseif (not smooth or snowy) and test > 0.53 then
in_biome = true in_biome = true
end end
if in_biome then if in_biome then
-- Find ground level (0...15) if not plain or pr:next(1,12) == 1 then
local ground_y = nil
for y=maxp.y,minp.y+1,-1 do -- Find ground level (0...15)
if env:get_node({x=x,y=y,z=z}).name ~= "air" then local ground_y = nil
ground_y = y for y=maxp.y,minp.y+1,-1 do
break if env:get_node({x=x,y=y,z=z}).name ~= "air" then
ground_y = y
break
end
end end
end
-- Snowy biome stuff -- Snowy biome stuff
local node = env:get_node({x=x,y=ground_y,z=z}) local node = env:get_node({x=x,y=ground_y,z=z})
if ground_y and node.name == "default:dirt_with_grass" then if ground_y and node.name == "default:dirt_with_grass" then
local veg local veg
if mossy and pr:next(1,10) == 1 then veg = 1 end if mossy and pr:next(1,10) == 1 then veg = 1 end
if alpine then if alpine then
--Gets rid of dirt --Gets rid of dirt
env:add_node({x=x,y=ground_y+1,z=z}, {name="snow:snow",param2=veg}) env:add_node({x=x,y=ground_y+1,z=z}, {name="snow:snow",param2=veg})
for y=ground_y,-6,-1 do for y=ground_y,-6,-1 do
if env:get_node({x=x,y=y,z=z}) and env:get_node({x=x,y=y,z=z}).name == "default:stone" then if env:get_node({x=x,y=y,z=z}) and env:get_node({x=x,y=y,z=z}).name == "default:stone" then
break break
else else
env:add_node({x=x,y=y,z=z},{name="default:stone"}) env:add_node({x=x,y=y,z=z},{name="default:stone"})
end
end end
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"})
env:add_node({x=x,y=ground_y+1,z=z}, {name="snow:snow",param2=veg})
end end
elseif shrubs and pr:next(1,28) == 1 then elseif ground_y and node.name == "default:sand" then
--Spawns dry shrubs. --Spawns ice in sand if icy, otherwise spawns snow on top.
env:add_node({x=x,y=ground_y,z=z}, {name="snow:dirt_with_snow"}) if not icy then
env:add_node({x=x,y=ground_y+1,z=z}, {name="default:dry_shrub"})
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)
else
--Spawns snow.
env:add_node({x=x,y=ground_y,z=z}, {name="snow:dirt_with_snow"})
env:add_node({x=x,y=ground_y+1,z=z}, {name="snow:snow",param2=veg})
end
elseif ground_y and node.name == "default:sand" then
--Spawns ice in sand if icy, otherwise spawns snow on top.
if not icy then
env:add_node({x=x,y=ground_y+1,z=z}, {name="snow:snow"})
env:add_node({x=x,y=ground_y,z=z}, {name="snow:snow_block"})
else
env:add_node({x=x,y=ground_y,z=z}, {name="snow:ice"})
end
elseif ground_y and env:get_node({x=x,y=ground_y,z=z}).name == "default:leaves" then
env:add_node({x=x,y=ground_y+1,z=z}, {name="snow:snow"})
elseif ground_y and env:get_node({x=x,y=ground_y,z=z}).name == "default:papyrus" then
for i=ground_y, ground_y-4, -1 do
if env:get_node({x=x,y=i,z=z}).name == "default:papyrus" then
env:add_node({x=x,y=ground_y+1,z=z}, {name="snow:snow"}) env:add_node({x=x,y=ground_y+1,z=z}, {name="snow:snow"})
env:add_node({x=x,y=i,z=z}, {name="snow:snow_block", param2=2}) env:add_node({x=x,y=ground_y,z=z}, {name="snow:snow_block"})
end else
end
elseif ground_y and node.name == "default:water_source" then
if not icesheet and not icecave and not icehole then
--Coastal ice.
local x1 = env:get_node({x=x+1,y=ground_y,z=z}).name
local z1 = env:get_node({x=x,y=ground_y,z=z+1}).name
local xz1 = env:get_node({x=x+1,y=ground_y,z=z+1}).name
local xz2 = env:get_node({x=x-1,y=ground_y,z=z-1}).name
local x2 = env:get_node({x=x-1,y=ground_y,z=z}).name
local z2 = env:get_node({x=x,y=ground_y,z=z-1}).name
local y = env:get_node({x=x,y=ground_y-1,z=z}).name
local rand = pr:next(1,4) == 1
if
((x1 and x1 ~= "default:water_source" and x1 ~= "snow:ice" and x1 ~= "air" and x1 ~= "ignore") or ((cool or icebergs) and x1 == "snow:ice" and rand)) or
((z1 and z1 ~= "default:water_source" and z1 ~= "snow:ice" and z1 ~= "air" and z1 ~= "ignore") or ((cool or icebergs) and z1 == "snow:ice" and rand)) or
((xz1 and xz1 ~= "default:water_source" and xz1 ~= "snow:ice" and xz1 ~= "air"and xz1 ~= "ignore") or ((cool or icebergs) and xz1 == "snow:ice" and rand)) or
((xz2 and xz2 ~= "default:water_source" and xz2 ~= "snow:ice" and xz2 ~= "air"and xz2 ~= "ignore") or ((cool or icebergs) and xz2 == "snow:ice" and rand)) or
((x2 and x2 ~= "default:water_source" and x2 ~= "snow:ice" and x2 ~= "air" and x2 ~= "ignore") or ((cool or icebergs) and x2 == "snow:ice" and rand)) or
((z2 and z2 ~= "default:water_source" and z2 ~= "snow:ice" and z2 ~= "air" and z2 ~= "ignore") or ((cool or icebergs) and z2 == "snow:ice" and rand)) or
(y ~= "default:water_source" and y ~= "snow:ice" and y ~= "air") or (pr:next(1,6) == 1 and icebergs) then
env:add_node({x=x,y=ground_y,z=z}, {name="snow:ice"})
end
else
--Icesheets, Broken icesheet, Icecaves
if (icehole and pr:next(1,10) > 1) or icecave or icesheet then
env:add_node({x=x,y=ground_y,z=z}, {name="snow:ice"}) env:add_node({x=x,y=ground_y,z=z}, {name="snow:ice"})
end end
if icecave then elseif ground_y and env:get_node({x=x,y=ground_y,z=z}).name == "default:leaves" then
--Gets rid of water underneath ice env:add_node({x=x,y=ground_y+1,z=z}, {name="snow:snow"})
for y=ground_y-1,-60,-1 do elseif ground_y and env:get_node({x=x,y=ground_y,z=z}).name == "default:papyrus" then
if env:get_node({x=x,y=y,z=z}) and env:get_node({x=x,y=y,z=z}).name ~= "default:water_source" then for i=ground_y, ground_y-4, -1 do
break if env:get_node({x=x,y=i,z=z}).name == "default:papyrus" then
else env:add_node({x=x,y=ground_y+1,z=z}, {name="snow:snow"})
env:remove_node({x=x,y=y,z=z}) env:add_node({x=x,y=i,z=z}, {name="snow:snow_block", param2=2})
end
end
elseif ground_y and node.name == "default:water_source" then
if not icesheet and not icecave and not icehole then
--Coastal ice.
local x1 = env:get_node({x=x+1,y=ground_y,z=z}).name
local z1 = env:get_node({x=x,y=ground_y,z=z+1}).name
local xz1 = env:get_node({x=x+1,y=ground_y,z=z+1}).name
local xz2 = env:get_node({x=x-1,y=ground_y,z=z-1}).name
local x2 = env:get_node({x=x-1,y=ground_y,z=z}).name
local z2 = env:get_node({x=x,y=ground_y,z=z-1}).name
local y = env:get_node({x=x,y=ground_y-1,z=z}).name
local rand = pr:next(1,4) == 1
if
((x1 and x1 ~= "default:water_source" and x1 ~= "snow:ice" and x1 ~= "air" and x1 ~= "ignore") or ((cool or icebergs) and x1 == "snow:ice" and rand)) or
((z1 and z1 ~= "default:water_source" and z1 ~= "snow:ice" and z1 ~= "air" and z1 ~= "ignore") or ((cool or icebergs) and z1 == "snow:ice" and rand)) or
((xz1 and xz1 ~= "default:water_source" and xz1 ~= "snow:ice" and xz1 ~= "air"and xz1 ~= "ignore") or ((cool or icebergs) and xz1 == "snow:ice" and rand)) or
((xz2 and xz2 ~= "default:water_source" and xz2 ~= "snow:ice" and xz2 ~= "air"and xz2 ~= "ignore") or ((cool or icebergs) and xz2 == "snow:ice" and rand)) or
((x2 and x2 ~= "default:water_source" and x2 ~= "snow:ice" and x2 ~= "air" and x2 ~= "ignore") or ((cool or icebergs) and x2 == "snow:ice" and rand)) or
((z2 and z2 ~= "default:water_source" and z2 ~= "snow:ice" and z2 ~= "air" and z2 ~= "ignore") or ((cool or icebergs) and z2 == "snow:ice" and rand)) or
(y ~= "default:water_source" and y ~= "snow:ice" and y ~= "air") or (pr:next(1,6) == 1 and icebergs) then
env:add_node({x=x,y=ground_y,z=z}, {name="snow:ice"})
end
else
--Icesheets, Broken icesheet, Icecaves
if (icehole and pr:next(1,10) > 1) or icecave or icesheet then
env:add_node({x=x,y=ground_y,z=z}, {name="snow:ice"})
end
if icecave then
--Gets rid of water underneath ice
for y=ground_y-1,-60,-1 do
if env:get_node({x=x,y=y,z=z}) and env:get_node({x=x,y=y,z=z}).name ~= "default:water_source" then
break
else
env:remove_node({x=x,y=y,z=z})
end
end end
end end
end end
end --~ elseif ground_y and node.name == "snow:snow" and node.name ~= "snow:ice" then
elseif ground_y and node.name == "snow:snow" and node.name ~= "snow:ice" then --~ --Abort genaration.
--Abort genaration. --~ local name = env:get_node({x=x,y=ground_y-1,z=z}).name
local name = env:get_node({x=x,y=ground_y-1,z=z}).name --~ if name ~= "default:leaves" and name ~= "snow:needles" then
if name ~= "default:leaves" and name ~= "snow:needles" then --~ if debug then
if debug then --~ print(biomeToString(biome)..": snow found ABORTED!")
print(biomeToString(biome)..": snow found ABORTED!") --~ end
end --~ return
return --~ end
end end
end end
end end