mirror of
https://github.com/sys4-fr/server-nalc.git
synced 2024-12-25 18:20:36 +01:00
284 lines
8.3 KiB
Lua
Executable File
284 lines
8.3 KiB
Lua
Executable File
--[[ MFF: Prevent trees from destroying existing blocks
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This is the list of "safe" blocks in which a tree can grow
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They were moved outside the local safety function for speed (I hope)
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--]]
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local c_air = minetest.get_content_id("air")
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local c_ignore = minetest.get_content_id("ignore")
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-- MFF: The local function to do safety checks
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local function safely_set_block(t, k, v)
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if t[k] == c_air or t[k] == c_ignore then
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t[k] = v
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end
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end
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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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-- MFF: Higher default tree with a bit of randomness
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local tree_top = 5 + math.random(0, 1)
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local leaves_height = tree_top - 1
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local branches_height = leaves_height - 1
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for j = 0, tree_top do -- MFF: Higher tree, same design
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if j >= leaves_height 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, z + k)
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if math.random(64) == 2 then
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-- MFF: Prevent trees from destroying existing blocks
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safely_set_block(data, vil, c_apple)
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elseif math.random(5) ~= 2 then
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-- MFF: Prevent trees from destroying existing blocks
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safely_set_block(data, vil, c_wsappleaf)
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end
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end
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end
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elseif j == branches_height 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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-- MFF: Prevent trees from destroying existing blocks
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safely_set_block(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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-- MFF: Prevent trees from destroying existing blocks
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if j == 0 then
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-- MFF: the positioon of the sapling itself, replace it without checking.
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data[vit] = c_tree
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else
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safely_set_block(data, vit, c_tree)
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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_pinetree(x, y, z, area, data)
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local c_wspitree = minetest.get_content_id("watershed:pinetree")
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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 = 0, 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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-- MFF: Prevent trees from destroying existing blocks
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local vil = area:index(x + i, y + j, z + k)
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safely_set_block(data, vil, c_wsneedles)
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local vila = area:index(x + i, y + j + 1, z + k)
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safely_set_block(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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-- MFF: Prevent trees from destroying existing blocks
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local vil = area:index(x + i, y + j, z + k)
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safely_set_block(data, vil, c_wsneedles)
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local vila = area:index(x + i, y + j + 1, z + k)
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safely_set_block(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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-- MFF: Prevent trees from destroying existing blocks
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local vil = area:index(x + i, y + j, z + k)
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safely_set_block(data, vil,c_wsneedles)
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local vila = area:index(x + i, y + j + 1, z + k)
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safely_set_block(data, vila, c_wsneedles)
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local vilaa = area:index(x + i, y + j + 2, z + k)
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safely_set_block(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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-- MFF: Prevent trees from destroying existing blocks
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local vit = area:index(x, y + j, z)
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if j == 0 then
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data[vit] = c_wspitree -- No safety check for the sapling itself
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else
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safely_set_block(data, vit, c_wspitree)
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end
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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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-- MFF: Prevent trees from destroying existing blocks
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safely_set_block(data, vil, c_wsneedles)
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safely_set_block(data, vila, c_wsneedles)
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safely_set_block(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 top = math.random(17,23)
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local branch = math.floor(top * 0.6)
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for j = 0, 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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-- MFF: Prevent trees from destroying existing blocks
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safely_set_block(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 == top - 2 or j == branch then -- branches
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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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-- MFF: Prevent trees from destroying existing blocks
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safely_set_block(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 <= top - 3 then -- trunk
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local vi = area:index(x, y + j, z)
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-- MFF: Prevent trees from destroying existing blocks
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if j == 0 then
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data[vi] = c_juntree -- No safety check for the sapling itself
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else
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safely_set_block(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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function watershed_acaciatree(x, y, z, area, data)
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local c_sapling = minetest.get_content_id("moretrees:acacia_sapling_ongen")
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local vi = area:index(x, y, z)
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data[vi] = c_sapling
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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 = 0, 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 = 0, 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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-- Singlenode 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"})
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end)
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-- Spawn player function is useless in minetestforfun
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end
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-- Appletree sapling
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function default.grow_tree(pos)
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local x = pos.x
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local y = pos.y
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local z = pos.z
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local vm = minetest.get_voxel_manip()
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local pos1 = {x=x-2, y=y-2, z=z-2}
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local pos2 = {x=x+2, y=y+4, z=z+2}
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local emin, emax = vm:read_from_map(pos1, pos2)
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local area = VoxelArea:new({MinEdge=emin, MaxEdge=emax})
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local data = vm:get_data()
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watershed_appletree(x, y, z, area, data)
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vm:set_data(data)
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vm:write_to_map()
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vm:update_map()
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end
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-- Pine sapling
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function default.grow_pine_tree(pos)
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local x = pos.x
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local y = pos.y
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local z = pos.z
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local vm = minetest.get_voxel_manip()
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local pos1 = {x=x-2, y=y-4, z=z-2}
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local pos2 = {x=x+2, y=y+17, z=z+2}
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local emin, emax = vm:read_from_map(pos1, pos2)
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local area = VoxelArea:new({MinEdge=emin, MaxEdge=emax})
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local data = vm:get_data()
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watershed_pinetree(x, y, z, area, data)
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vm:set_data(data)
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vm:write_to_map()
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vm:update_map()
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end
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-- Acacia sapling is already defined in Moretrees
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-- Jungletree sapling
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function default.grow_jungle_tree(pos)
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local x = pos.x
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local y = pos.y
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local z = pos.z
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local vm = minetest.get_voxel_manip()
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local pos1 = {x=x-2, y=y-5, z=z-2}
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local pos2 = {x=x+2, y=y+23, z=z+2}
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local emin, emax = vm:read_from_map(pos1, pos2)
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local area = VoxelArea:new({MinEdge=emin, MaxEdge=emax})
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local data = vm:get_data()
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watershed_jungletree(x, y, z, area, data)
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vm:set_data(data)
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vm:write_to_map()
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vm:update_map()
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end
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