+
+
+--
+-- Grass growing
+--
+
+minetest.register_abm({
+ nodenames = {"default:dirt"},
+ interval = 2,
+ chance = 200,
+ action = function(pos, node)
+ local above = {x = pos.x, y = pos.y + 1, z = pos.z}
+ local name = minetest.get_node(above).name
+ local nodedef = minetest.registered_nodes[name]
+ if nodedef and (nodedef.sunlight_propagates or nodedef.paramtype == "light") and
+ nodedef.liquidtype == "none" and
+ (minetest.get_node_light(above) or 0) >= 13 then
+ if name == "default:snow" or name == "default:snowblock" then
+ minetest.set_node(pos, {name = "default:dirt_with_snow"})
+ else
+ minetest.set_node(pos, {name = "default:dirt_with_grass"})
+ end
+ end
+ end
+})
+
+minetest.register_abm({
+ nodenames = {"default:dirt_with_grass", "default:dirt_with_dry_grass"},
+ interval = 2,
+ chance = 20,
+ action = function(pos, node)
+ local above = {x = pos.x, y = pos.y + 1, z = pos.z}
+ local name = minetest.get_node(above).name
+ local nodedef = minetest.registered_nodes[name]
+ if name ~= "ignore" and nodedef and not ((nodedef.sunlight_propagates or
+ nodedef.paramtype == "light") and
+ nodedef.liquidtype == "none") then
+ minetest.set_node(pos, {name = "default:dirt"})
+ end
+ end
+})
+