Kelp: Improve placement/removal and extend selection box

diff --git a/mods/default/nodes.lua b/mods/default/nodes.lua
index 4033f37c65e2cff6ded9538a82133d8ec40e10c1..a2ce299390fb2bfd33903575fd201a7994844527 100644 (file)
--- a/mods/default/nodes.lua
+++ b/mods/default/nodes.lua
@@ -1571,13 +1571,22 @@ minetest.register_node("default:acacia_bush_sapling", {
 })
 
 minetest.register_node("default:sand_with_kelp", {
-       description = "Kelp On Sand",
+       description = "Kelp",
        drawtype = "plantlike_rooted",
+       waving = 1,
        tiles = {"default_sand.png"},
        special_tiles = {{name = "default_kelp.png", tileable_vertical = true}},
        inventory_image = "default_kelp.png",
        paramtype2 = "leveled",
        groups = {snappy = 3},
+       selection_box = {
+               type = "fixed",
+               fixed = {
+                               {-0.5, -0.5, -0.5, 0.5, 0.5, 0.5},
+                               {-2/16, 0.5, -2/16, 2/16, 3.5, 2/16},
+               },
+       },
+       node_dig_prediction = "default:sand",
        node_placement_prediction = "",
 
        on_place = function(itemstack, placer, pointed_thing)
@@ -1592,7 +1601,11 @@ minetest.register_node("default:sand_with_kelp", {
                        end
                end
 
-               local pos = pointed_thing.above
+               local pos = pointed_thing.under
+               if minetest.get_node(pos).name ~= "default:sand" then
+                       return itemstack
+               end
+
                local height = math.random(4, 6)
                local pos_top = {x = pos.x, y = pos.y + height, z = pos.z}
                local node_top = minetest.get_node(pos_top)
@@ -1616,6 +1629,10 @@ minetest.register_node("default:sand_with_kelp", {
                end
 
                return itemstack
+       end,
+
+       after_destruct  = function(pos, oldnode)
+               minetest.set_node(pos, {name = "default:sand"})
        end
 })