Tree grown from spruce sapling matches v6 pines
parent
3461893961
commit
b5b8561483
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@ -414,9 +414,121 @@ function mcl_core.generate_tree(pos, trunk, leaves, typearbre)
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end
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end
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end
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elseif typearbre == 3 then
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mcl_core.generate_spruce_tree(pos)
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end
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end
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-- BEGIN of spruce tree generation functions --
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-- Copied from Minetest Game 0.4.15 from the pine tree (default.generate_pine_tree)
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-- Pine tree (=spruce tree in MCL2) from mg mapgen mod, design by sfan5, pointy top added by paramat
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local function add_spruce_leaves(data, vi, c_air, c_ignore, c_snow, c_spruce_leaves)
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local node_id = data[vi]
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if node_id == c_air or node_id == c_ignore or node_id == c_snow then
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data[vi] = c_spruce_leaves
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end
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end
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function mcl_core.generate_spruce_tree(pos)
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local x, y, z = pos.x, pos.y, pos.z
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local maxy = y + math.random(9, 13) -- Trunk top
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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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local c_spruce_tree = minetest.get_content_id("mcl_core:sprucetree")
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local c_spruce_leaves = minetest.get_content_id("mcl_core:spruceleaves")
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local c_snow = minetest.get_content_id("mcl_core:snow")
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local vm = minetest.get_voxel_manip()
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local minp, maxp = vm:read_from_map(
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{x = x - 3, y = y, z = z - 3},
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{x = x + 3, y = maxy + 3, z = z + 3}
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)
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local a = VoxelArea:new({MinEdge = minp, MaxEdge = maxp})
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local data = vm:get_data()
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-- Upper branches layer
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local dev = 3
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for yy = maxy - 1, maxy + 1 do
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for zz = z - dev, z + dev do
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local vi = a:index(x - dev, yy, zz)
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local via = a:index(x - dev, yy + 1, zz)
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for xx = x - dev, x + dev do
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if math.random() < 0.95 - dev * 0.05 then
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add_spruce_leaves(data, vi, c_air, c_ignore, c_snow,
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c_spruce_leaves)
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end
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vi = vi + 1
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via = via + 1
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end
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end
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dev = dev - 1
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end
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-- Centre top nodes
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add_spruce_leaves(data, a:index(x, maxy + 1, z), c_air, c_ignore, c_snow,
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c_spruce_leaves)
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add_spruce_leaves(data, a:index(x, maxy + 2, z), c_air, c_ignore, c_snow,
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c_spruce_leaves) -- Paramat added a pointy top node
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-- Lower branches layer
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local my = 0
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for i = 1, 20 do -- Random 2x2 squares of leaves
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local xi = x + math.random(-3, 2)
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local yy = maxy + math.random(-6, -5)
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local zi = z + math.random(-3, 2)
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if yy > my then
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my = yy
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end
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for zz = zi, zi+1 do
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local vi = a:index(xi, yy, zz)
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local via = a:index(xi, yy + 1, zz)
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for xx = xi, xi + 1 do
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add_spruce_leaves(data, vi, c_air, c_ignore, c_snow,
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c_spruce_leaves)
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vi = vi + 1
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via = via + 1
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end
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end
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end
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dev = 2
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for yy = my + 1, my + 2 do
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for zz = z - dev, z + dev do
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local vi = a:index(x - dev, yy, zz)
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local via = a:index(x - dev, yy + 1, zz)
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for xx = x - dev, x + dev do
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if math.random() < 0.95 - dev * 0.05 then
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add_spruce_leaves(data, vi, c_air, c_ignore, c_snow,
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c_spruce_leaves)
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end
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vi = vi + 1
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via = via + 1
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end
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end
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dev = dev - 1
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end
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-- Trunk
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-- Force-place lowest trunk node to replace sapling
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data[a:index(x, y, z)] = c_spruce_tree
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for yy = y + 1, maxy do
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local vi = a:index(x, yy, z)
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local node_id = data[vi]
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if node_id == c_air or node_id == c_ignore or
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node_id == c_spruce_leaves or node_id == c_snow then
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data[vi] = c_spruce_tree
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end
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end
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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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-- END of spruce tree functions --
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local grass_spread_randomizer = PseudoRandom(minetest.get_mapgen_params().seed)
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------------------------------
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@ -556,7 +668,7 @@ mcl_core.grow_sapling = function(pos, node)
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elseif node.name == "mcl_core:acaciasapling" then
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grow = sapling_grow_action("mcl_core:acaciatree", "mcl_core:acacialeaves", 1, 2)
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elseif node.name == "mcl_core:sprucesapling" then
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grow = sapling_grow_action("mcl_core:sprucetree", "mcl_core:spruceleaves", 1, 1)
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grow = sapling_grow_action("mcl_core:sprucetree", "mcl_core:spruceleaves", 3, 1)
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elseif node.name == "mcl_core:birchsapling" then
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grow = sapling_grow_action("mcl_core:birchtree", "mcl_core:birchleaves", 1, 1)
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end
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