51 lines
1.4 KiB
Lua
51 lines
1.4 KiB
Lua
function place_structures(x, z, w, d, seed, hmap)
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local placements = {}
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for i=1,10 do
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local sx = math.random() * w
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local sz = math.random() * d
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local sy = math.random() * 128
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if sy < hmap:at(sx, sz) * 256 - 6 then
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table.insert(placements, {"coal_ore0", {sx, sy, sz}, math.random()*4})
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end
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end
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return placements
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end
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function generate_heightmap(x, y, w, h, seed, s)
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local umap = Heightmap(w, h)
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local vmap = Heightmap(w, h)
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umap.noiseSeed = seed
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vmap.noiseSeed = seed
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vmap:noise({x+521, y+70}, 0.1*s, 3, 25.8)
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vmap:noise({x+95, y+246}, 0.15*s, 3, 25.8)
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local map = Heightmap(w, h)
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map.noiseSeed = seed
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map:noise({x, y}, 0.8*s, 4, 0.02)
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map:cellnoise({x, y}, 0.1*s, 3, 0.3, umap, vmap)
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map:add(0.4)
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local rivermap = Heightmap(w, h)
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rivermap.noiseSeed = seed
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rivermap:noise({x+21, y+12}, 0.1*s, 4)
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rivermap:abs()
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rivermap:mul(2.0)
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rivermap:pow(0.15)
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rivermap:max(0.3)
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map:add(0.3)
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map:mul(rivermap)
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return map
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end
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function generate_biome_parameters(x, y, w, h, seed, s)
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local tempmap = Heightmap(w, h)
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tempmap.noiseSeed = seed + 5324
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tempmap:noise({x, y}, 0.04*s, 6)
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local hummap = Heightmap(w, h)
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hummap.noiseSeed = seed + 953
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hummap:noise({x, y}, 0.04*s, 6)
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tempmap:pow(3)
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hummap:pow(3)
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return tempmap, hummap
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end
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