Make Rubber tree using L-Systems

This commit is contained in:
RealBadAngel 2013-01-02 04:49:03 +01:00
parent 67c0d2834d
commit 23e1d8e0ca
2 changed files with 29 additions and 94 deletions

View File

@ -51,7 +51,7 @@ minetest.register_abm({
minetest.register_node("technic:rubber_leaves", { minetest.register_node("technic:rubber_leaves", {
drawtype = "allfaces_optional", drawtype = "allfaces_optional",
visual_scale = 1.3, visual_scale = 1.3,
tiles = {"default_leaves.png"}, tiles = {"technic_rubber_leaves.png"},
paramtype = "light", paramtype = "light",
groups = {snappy=3, leafdecay=3, flammable=2, not_in_creative_inventory=1}, groups = {snappy=3, leafdecay=3, flammable=2, not_in_creative_inventory=1},
drop = { drop = {
@ -71,7 +71,20 @@ minetest.register_abm({
interval = 60, interval = 60,
chance = 20, chance = 20,
action = function(pos, node) action = function(pos, node)
generate_tree(pos, "technic:rubber_tree_full", "technic:rubber_leaves", {"default:dirt", "default:dirt_with_grass"}) rubber_tree={
axiom="FFFFA",
rules_a="[&FFBFA]////[&BFFFA]////[&FBFFA]",
rules_b="[&FFA]////[&FFA]////[&FFA]",
trunk="technic:rubber_tree_full",
leaves="technic:rubber_leaves",
angle=35,
iterations=3,
random_level=1,
thin_trunks=false;
fruit_tree=false,
fruit=""
}
minetest.env:spawn_tree(pos,rubber_tree)
end end
}) })
@ -82,7 +95,20 @@ minetest.register_on_generated(function(minp, maxp, blockseed)
local tmp = {x=(maxp.x-minp.x)/2+minp.x, y=(maxp.y-minp.y)/2+minp.y, z=(maxp.z-minp.z)/2+minp.z} local tmp = {x=(maxp.x-minp.x)/2+minp.x, y=(maxp.y-minp.y)/2+minp.y, z=(maxp.z-minp.z)/2+minp.z}
local pos = minetest.env:find_node_near(tmp, maxp.x-minp.x, {"default:dirt_with_grass"}) local pos = minetest.env:find_node_near(tmp, maxp.x-minp.x, {"default:dirt_with_grass"})
if pos ~= nil then if pos ~= nil then
generate_tree({x=pos.x, y=pos.y+1, z=pos.z}, "technic:rubber_tree_full", "technic:rubber_leaves", {"default:dirt", "default:dirt_with_grass"}) rubber_tree={
axiom="FFFFA",
rules_a="[&FFBFA]////[&BFFFA]////[&FBFFA]",
rules_b="[&FFA]////[&FFA]////[&FFA]",
trunk="technic:rubber_tree_full",
leaves="technic:rubber_leaves",
angle=35,
iterations=3,
random_level=1,
thin_trunks=false;
fruit_tree=false,
fruit=""
}
minetest.env:spawn_tree({x=pos.x, y=pos.y+1, z=pos.z},rubber_tree)
end end
end) end)
@ -93,94 +119,3 @@ minetest.register_craft({
recipe = "technic:rubber_sapling", recipe = "technic:rubber_sapling",
burntime = 10 burntime = 10
}) })
function generate_tree(pos, trunk, leaves, underground, replacements)
pos.y = pos.y-1
local nodename = minetest.env:get_node(pos).name
local ret = true
for _,name in ipairs(underground) do
if nodename == name then
ret = false
break
end
end
pos.y = pos.y+1
if ret or minetest.env:get_node_light(pos) < 8 then
return
end
node = {name = ""}
for dy=1,4 do
pos.y = pos.y+dy
if minetest.env:get_node(pos).name ~= "air" then
return
end
pos.y = pos.y-dy
end
node.name = trunk
for dy=0,4 do
pos.y = pos.y+dy
minetest.env:set_node(pos, node)
pos.y = pos.y-dy
end
if not replacements then
replacements = {}
end
node.name = leaves
pos.y = pos.y+3
for dx=-2,2 do
for dz=-2,2 do
for dy=0,3 do
pos.x = pos.x+dx
pos.y = pos.y+dy
pos.z = pos.z+dz
if dx == 0 and dz == 0 and dy==3 then
if minetest.env:get_node(pos).name == "air" and math.random(1, 5) <= 4 then
minetest.env:set_node(pos, node)
for name,rarity in pairs(replacements) do
if math.random(1, rarity) == 1 then
minetest.env:set_node(pos, {name=name})
end
end
end
elseif dx == 0 and dz == 0 and dy==4 then
if minetest.env:get_node(pos).name == "air" and math.random(1, 5) <= 4 then
minetest.env:set_node(pos, node)
for name,rarity in pairs(replacements) do
if math.random(1, rarity) == 1 then
minetest.env:set_node(pos, {name=name})
end
end
end
elseif math.abs(dx) ~= 2 and math.abs(dz) ~= 2 then
if minetest.env:get_node(pos).name == "air" then
minetest.env:set_node(pos, node)
for name,rarity in pairs(replacements) do
if math.random(1, rarity) == 1 then
minetest.env:set_node(pos, {name=name})
end
end
end
else
if math.abs(dx) ~= 2 or math.abs(dz) ~= 2 then
if minetest.env:get_node(pos).name == "air" and math.random(1, 5) <= 4 then
minetest.env:set_node(pos, node)
for name,rarity in pairs(replacements) do
if math.random(1, rarity) == 1 then
minetest.env:set_node(pos, {name=name})
end
end
end
end
end
pos.x = pos.x-dx
pos.y = pos.y-dy
pos.z = pos.z-dz
end
end
end
end

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