diff options
Diffstat (limited to 'biome_lib')
| -rw-r--r-- | biome_lib/growth.lua | 30 |
1 files changed, 20 insertions, 10 deletions
diff --git a/biome_lib/growth.lua b/biome_lib/growth.lua index 56ba4ef..807b69c 100644 --- a/biome_lib/growth.lua +++ b/biome_lib/growth.lua @@ -2,6 +2,19 @@ local time_scale = ... -- The growing ABM +function biome_lib.check_surface(name, nodes) + if not nodes then return true end + if type(nodes) == "string" then return nodes == name end + if nodes.set and nodes[name] then + return true + else + for _, n in ipairs(nodes) do + if name == n then return true end + end + end + return false +end + function biome_lib:grow_plants(opts) local options = opts @@ -44,21 +57,18 @@ function biome_lib:grow_plants(opts) end if (n_top.name == "air" or n_top.name == "default:snow") and (not options.need_wall or (options.need_wall and walldir)) then - -- corner case for changing short junglegrass - -- to dry shrub in desert - if n_bot.name == options.dry_early_node and options.grow_plant == "junglegrass:short" then - minetest.swap_node(pos, { name = "default:dry_shrub" }) - - elseif options.grow_vertically and walldir then + if options.grow_vertically and walldir then if biome_lib:search_downward(pos, options.height_limit, options.ground_nodes) then minetest.swap_node(p_top, { name = options.grow_plant, param2 = walldir}) end - elseif not options.grow_result and not options.grow_function then - minetest.swap_node(pos, biome_lib.air) + elseif biome_lib.check_surface(n_bot.name, options.grow_nodes) then + if not options.grow_result and not options.grow_function then + minetest.swap_node(pos, biome_lib.air) - else - biome_lib:replace_object(pos, options.grow_result, options.grow_function, options.facedir, options.seed_diff) + else + biome_lib:replace_object(pos, options.grow_result, options.grow_function, options.facedir, options.seed_diff) + end end end end |