forked from mtcontrib/riesenpilz
96 lines
3.2 KiB
Lua
96 lines
3.2 KiB
Lua
local function find_ground(pos, nodes)
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for _, evground in ipairs(nodes) do
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if minetest.env:get_node(pos).name == evground then
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return true
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end
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end
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return false
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end
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local GROUND = {"default:dirt_with_grass","default:dirt","default:sand","default:desert_sand"}
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USUAL_STUFF = {"default:leaves","default:apple","default:tree","default:cactus","default:papyrus"}
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minetest.register_on_generated(function(minp, maxp, seed)
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if maxp.y >= -10 then
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local x0,z0,x1,z1 = minp.x,minp.z,maxp.x,maxp.z -- Assume X and Z lengths are equal
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local env = minetest.env --Should make things a bit faster.
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local perlin1 = env:get_perlin(11,3, 0.5, 200) --Get map specific perlin
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--[[if not (perlin1:get2d({x=x0, y=z0}) > 0.53) and not (perlin1:get2d({x=x1, y=z1}) > 0.53)
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and not (perlin1:get2d({x=x0, y=z1}) > 0.53) and not (perlin1:get2d({x=x1, y=z0}) > 0.53)
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and not (perlin1:get2d({x=(x1-x0)/2, y=(z1-z0)/2}) > 0.53) then]]
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if not ( perlin1:get2d( {x=x0, y=z0} ) > 0.53 ) --top left
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and not ( perlin1:get2d( { x = x0 + ( (x1-x0)/2), y=z0 } ) > 0.53 )--top middle
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and not (perlin1:get2d({x=x1, y=z1}) > 0.53) --bottom right
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and not (perlin1:get2d({x=x1, y=z0+((z1-z0)/2)}) > 0.53) --right middle
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and not (perlin1:get2d({x=x0, y=z1}) > 0.53) --bottom left
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and not (perlin1:get2d({x=x1, y=z0}) > 0.53) --top right
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and not (perlin1:get2d({x=x0+((x1-x0)/2), y=z1}) > 0.53) --left middle
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and not (perlin1:get2d({x=(x1-x0)/2, y=(z1-z0)/2}) > 0.53) --middle
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and not (perlin1:get2d({x=x0, y=z1+((z1-z0)/2)}) > 0.53) then --bottom middle
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print("abortsumpf")
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return
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end
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local divs = (maxp.x-minp.x);
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local pr = PseudoRandom(seed+68)
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--remove usual stuff
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local trees = env:find_nodes_in_area(minp, maxp, USUAL_STUFF)
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for i,v in pairs(trees) do
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env:remove_node(v)
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end
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--Information:
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local geninfo = "-#- giant mushrooms generate: x=["..minp.x.."; "..maxp.x.."] z=["..minp.z.."; "..maxp.z.."]"
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print(geninfo)
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minetest.chat_send_all(geninfo)
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local smooth = riesenpilz.smooth
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for j=0,divs do
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for i=0,divs do
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local x,z = x0+i,z0+j
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--Check if we are in a "riesenpilz biome"
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local in_biome = false
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local test = perlin1:get2d({x=x, y=z})
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--smooth mapgen
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if smooth and (test > 0.73 or (test > 0.43 and pr:next(0,29) > (0.73 - test) * 100 )) then
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in_biome = true
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elseif (not smooth) and test > 0.53 then
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in_biome = true
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end
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if in_biome then
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local ground_y = nil --Definition des Bodens:
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for y=maxp.y,0,-1 do
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if find_ground({x=x,y=y,z=z}, GROUND) then
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ground_y = y
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break
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end
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end
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if ground_y then
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local boden = {x=x,y=ground_y+1,z=z}
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if pr:next(1,380) == 1 then
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riesenpilz_hybridpilz(boden)
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elseif pr:next(1,340) == 10 then
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riesenpilz_brauner_minecraftpilz(boden)
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elseif pr:next(1,390) == 20 then
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riesenpilz_minecraft_fliegenpilz(boden)
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end
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env:add_node({x=x,y=ground_y,z=z}, {name="riesenpilz:ground"})
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for i = -1,-5,-1 do
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local pos = {x=x,y=ground_y+i,z=z}
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if env:get_node(pos).name == "default:desert_sand" then
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env:add_node(pos, {name="default:dirt"})
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else
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break
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end
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end
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end
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end
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end
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end
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end
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end)
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