391 lines
10 KiB
Lua
391 lines
10 KiB
Lua
function watershed_appletree(x, y, z, area, data)
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local c_tree = minetest.get_content_id("default:tree")
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local c_apple = minetest.get_content_id("default:apple")
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local c_wsappleaf = minetest.get_content_id("watershed:appleleaf")
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for j = -2, 4 do
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if j >= 1 then
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for i = -2, 2 do
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for k = -2, 2 do
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local vil = area:index(x + i, y + j + 1, z + k)
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if math.random(48) == 2 then
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data[vil] = c_apple
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elseif math.random(5) ~= 2 then
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data[vil] = c_wsappleaf
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end
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end
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end
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end
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local vit = area:index(x, y + j, z)
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data[vit] = c_tree
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end
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end
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function watershed_pinetree(x, y, z, area, data)
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local c_tree = minetest.get_content_id("default:tree")
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local c_wsneedles = minetest.get_content_id("watershed:needles")
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local c_snowblock = minetest.get_content_id("default:snowblock")
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for j = -4, 14 do
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if j == 3 or j == 6 or j == 9 or j == 12 then
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for i = -2, 2 do
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for k = -2, 2 do
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if math.abs(i) == 2 or math.abs(k) == 2 then
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if math.random(7) ~= 2 then
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local vil = area:index(x + i, y + j, z + k)
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data[vil] = c_wsneedles
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local vila = area:index(x + i, y + j + 1, z + k)
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data[vila] = c_snowblock
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end
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end
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end
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end
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elseif j == 4 or j == 7 or j == 10 then
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for i = -1, 1 do
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for k = -1, 1 do
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if not (i == 0 and j == 0) then
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if math.random(11) ~= 2 then
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local vil = area:index(x + i, y + j, z + k)
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data[vil] = c_wsneedles
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local vila = area:index(x + i, y + j + 1, z + k)
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data[vila] = c_snowblock
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end
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end
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end
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end
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elseif j == 13 then
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for i = -1, 1 do
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for k = -1, 1 do
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if not (i == 0 and j == 0) then
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local vil = area:index(x + i, y + j, z + k)
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data[vil] = c_wsneedles
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local vila = area:index(x + i, y + j + 1, z + k)
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data[vila] = c_wsneedles
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local vilaa = area:index(x + i, y + j + 2, z + k)
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data[vilaa] = c_snowblock
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end
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end
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end
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end
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local vit = area:index(x, y + j, z)
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data[vit] = c_tree
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end
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local vil = area:index(x, y + 15, z)
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local vila = area:index(x, y + 16, z)
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local vilaa = area:index(x, y + 17, z)
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data[vil] = c_wsneedles
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data[vila] = c_wsneedles
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data[vilaa] = c_snowblock
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end
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function watershed_jungletree(x, y, z, area, data)
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local c_juntree = minetest.get_content_id("default:jungletree")
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local c_wsjunleaf = minetest.get_content_id("watershed:jungleleaf")
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local c_vine = minetest.get_content_id("watershed:vine")
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local top = math.random(17,23)
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local branch = math.floor(top * 0.6)
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for j = -5, top do
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if j == top or j == top - 1 or j == branch + 1 or j == branch + 2 then
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for i = -2, 2 do -- leaves
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for k = -2, 2 do
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local vi = area:index(x + i, y + j, z + k)
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if math.random(5) ~= 2 then
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data[vi] = c_wsjunleaf
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end
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end
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end
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elseif j <= -1 or j == top - 2 or j == branch then -- branches, roots
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for i = -1, 1 do
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for k = -1, 1 do
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if math.abs(i) + math.abs(k) == 2 then
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local vi = area:index(x + i, y + j, z + k)
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data[vi] = c_juntree
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end
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end
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end
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end
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if j >= 0 and j <= top - 3 then -- climbable nodes
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for i = -1, 1 do
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for k = -1, 1 do
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if math.abs(i) + math.abs(k) == 1 then
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local vi = area:index(x + i, y + j, z + k)
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data[vi] = c_vine
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end
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end
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end
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end
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if j >= -1 and j <= top - 3 then -- trunk
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local vi = area:index(x, y + j, z)
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data[vi] = c_juntree
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end
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end
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end
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function watershed_acaciatree(x, y, z, area, data)
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local c_tree = minetest.get_content_id("default:tree")
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local c_wsaccleaf = minetest.get_content_id("watershed:acacialeaf")
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for j = -3, 6 do
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if j == 6 then
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for i = -4, 4 do
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for k = -4, 4 do
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if not (i == 0 or k == 0) then
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if math.random(7) ~= 2 then
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local vil = area:index(x + i, y + j, z + k)
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data[vil] = c_wsaccleaf
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end
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end
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end
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end
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elseif j == 5 then
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for i = -2, 2, 4 do
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for k = -2, 2, 4 do
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local vit = area:index(x + i, y + j, z + k)
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data[vit] = c_tree
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end
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end
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elseif j == 4 then
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for i = -1, 1 do
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for k = -1, 1 do
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if math.abs(i) + math.abs(k) == 2 then
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local vit = area:index(x + i, y + j, z + k)
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data[vit] = c_tree
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end
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end
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end
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else
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local vit = area:index(x, y + j, z)
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data[vit] = c_tree
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end
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end
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end
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function watershed_flower(data, vi, noise)
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local c_danwhi = minetest.get_content_id("flowers:dandelion_white")
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local c_danyel = minetest.get_content_id("flowers:dandelion_yellow")
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local c_rose = minetest.get_content_id("flowers:rose")
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local c_tulip = minetest.get_content_id("flowers:tulip")
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local c_geranium = minetest.get_content_id("flowers:geranium")
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local c_viola = minetest.get_content_id("flowers:viola")
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if noise > 0.8 then
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data[vi] = c_danwhi
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elseif noise > 0.4 then
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data[vi] = c_rose
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elseif noise > 0 then
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data[vi] = c_tulip
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elseif noise > -0.4 then
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data[vi] = c_danyel
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elseif noise > -0.8 then
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data[vi] = c_geranium
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else
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data[vi] = c_viola
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end
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end
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function watershed_cactus(x, y, z, area, data)
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local c_wscactus = minetest.get_content_id("watershed:cactus")
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for j = -2, 4 do
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for i = -2, 2 do
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if i == 0 or j == 2 or (j == 3 and math.abs(i) == 2) then
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local vic = area:index(x + i, y + j, z)
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data[vic] = c_wscactus
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end
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end
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end
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end
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function watershed_papyrus(x, y, z, area, data)
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local c_papyrus = minetest.get_content_id("default:papyrus")
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local ph = math.random(1, 4)
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for j = 1, ph do
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local vip = area:index(x, y + j, z)
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data[vip] = c_papyrus
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end
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end
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-- Register buckets, lava fuel
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bucket.register_liquid(
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"watershed:water",
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"watershed:waterflow",
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"watershed:bucket_water",
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"watershed_bucketwater.png",
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"WS Water Bucket"
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)
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bucket.register_liquid(
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"watershed:lava",
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"watershed:lavaflow",
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"watershed:bucket_lava",
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"bucket_lava.png",
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"WS Lava Bucket"
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)
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minetest.register_craft({
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type = "fuel",
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recipe = "watershed:bucket_lava",
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burntime = 60,
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replacements = {{"watershed:bucket_lava", "bucket:bucket_empty"}},
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})
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-- Lavacooling
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minetest.register_abm({
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nodenames = {"watershed:lavaflow"},
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neighbors = {"group:water"},
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interval = 1,
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chance = 11,
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action = function(pos, node, active_object_count, active_object_count_wider)
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minetest.set_node(pos, {name="watershed:stone"})
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minetest.sound_play("default_cool_lava", {pos = pos, gain = 0.25})
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end,
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})
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minetest.register_abm({
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nodenames = {"watershed:lava"},
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neighbors = {"group:water"},
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interval = 1,
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chance = 11,
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action = function(pos, node, active_object_count, active_object_count_wider)
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minetest.set_node(pos, {name="default:obsidian"})
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minetest.sound_play("default_cool_lava", {pos = pos, gain = 0.25})
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end,
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})
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-- Singlenode mapgen option
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local SINGLENODE = true
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if SINGLENODE then
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-- Set mapgen parameters
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minetest.register_on_mapgen_init(function(mgparams)
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minetest.set_mapgen_params({mgname="singlenode", flags = "nolight", flagmask = "nolight"})
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end)
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-- Spawn player
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function spawnplayer(player)
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local TERCEN = -160 -- Terrain 'centre', average seabed level
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local TERSCA = 512 -- Vertical terrain scale
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local ATANAMP = 1.1 -- Arctan function amplitude, smaller = more and larger floatlands above ridges
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local XLSAMP = 0.2 -- Extra large scale height variation amplitude
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local BASAMP = 0.4 -- Base terrain amplitude
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local CANAMP = 0.4 -- Canyon terrain amplitude
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local CANEXP = 1.33 -- Canyon shape exponent
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local xsp
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local ysp
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local zsp
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local np_rough = {
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offset = 0,
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scale = 1,
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spread = {x=512, y=512, z=512},
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seed = 593,
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octaves = 6,
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persist = 0.63
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}
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local np_smooth = {
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offset = 0,
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scale = 1,
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spread = {x=512, y=512, z=512},
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seed = 593,
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octaves = 6,
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persist = 0.3
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}
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local np_fault = {
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offset = 0,
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scale = 1,
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spread = {x=512, y=1024, z=512},
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seed = 14440002,
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octaves = 6,
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persist = 0.5
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}
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local np_base = {
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offset = 0,
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scale = 1,
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spread = {x=4096, y=4096, z=4096},
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seed = 8890,
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octaves = 4,
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persist = 0.4
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}
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local np_xlscale = {
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offset = 0,
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scale = 1,
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spread = {x=8192, y=8192, z=8192},
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seed = -72,
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octaves = 3,
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persist = 0.4
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}
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for chunk = 1, 32 do
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print ("[watershed] chunk "..chunk)
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local x0 = 80 * math.random(-24, 24) - 32
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local z0 = 80 * math.random(-24, 24) - 32
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local y0 = -32
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local x1 = x0 + 79
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local z1 = z0 + 79
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local y1 = 47
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local sidelen = 80
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local chulens = {x=sidelen, y=sidelen, z=sidelen}
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local minposxyz = {x=x0, y=y0, z=z0}
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local minposxz = {x=x0, y=z0}
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local nvals_rough = minetest.get_perlin_map(np_rough, chulens):get3dMap_flat(minposxyz)
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local nvals_smooth = minetest.get_perlin_map(np_smooth, chulens):get3dMap_flat(minposxyz)
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local nvals_fault = minetest.get_perlin_map(np_fault, chulens):get3dMap_flat(minposxyz)
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local nvals_base = minetest.get_perlin_map(np_base, chulens):get2dMap_flat(minposxz)
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local nvals_xlscale = minetest.get_perlin_map(np_xlscale, chulens):get2dMap_flat(minposxz)
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local nixz = 1
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local nixyz = 1
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for z = z0, z1 do
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for y = y0, y1 do
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for x = x0, x1 do
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local grad = math.atan((TERCEN - y) / TERSCA) * ATANAMP
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local n_base = nvals_base[nixz]
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local terblen = math.max(1 - math.abs(n_base), 0)
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local densitybase = (1 - math.abs(n_base)) * BASAMP + nvals_xlscale[nixz] * XLSAMP + grad
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local density
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if nvals_fault[nixyz] >= 0 then
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density = densitybase
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+ math.abs(nvals_rough[nixyz] * terblen
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+ nvals_smooth[nixyz] * (1 - terblen)) ^ CANEXP * CANAMP
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else
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density = densitybase
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+ math.abs(nvals_rough[nixyz] * terblen
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- nvals_smooth[nixyz] * (1 - terblen)) ^ CANEXP * CANAMP
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end
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if y >= 1 and density > -0.01 and density < 0 then
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ysp = y
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xsp = x
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zsp = z
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break
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end
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nixz = nixz + 1
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nixyz = nixyz + 1
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end
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if ysp then
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break
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end
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nixz = nixz - 80
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end
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if ysp then
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break
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end
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nixz = nixz + 80
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end
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if ysp then
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break
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end
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end
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print ("[watershed] spawn player ("..xsp.." "..ysp.." "..zsp..")")
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player:setpos({x=xsp, y=ysp, z=zsp})
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end
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minetest.register_on_newplayer(function(player)
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spawnplayer(player)
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end)
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minetest.register_on_respawnplayer(function(player)
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spawnplayer(player)
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return true
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end)
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end |