diff options
| -rw-r--r-- | mesecons_mvps/init.lua | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/mesecons_mvps/init.lua b/mesecons_mvps/init.lua index beec94b..2f4edfc 100644 --- a/mesecons_mvps/init.lua +++ b/mesecons_mvps/init.lua @@ -15,10 +15,16 @@ end -- Nodes that cannot be pushed / pulled by movestones, pistons function mesecon.is_mvps_stopper(node, pushdir, stack, stackid) + -- unknown nodes are always stoppers + if not minetest.registered_nodes[node.name] then + return true + end + local get_stopper = mesecon.mvps_stoppers[node.name] if type (get_stopper) == "function" then get_stopper = get_stopper(node, pushdir, stack, stackid) end + return get_stopper end @@ -47,6 +53,17 @@ function mesecon.mvps_process_stack(stack) end end +-- tests if the node can be pushed into, e.g. air, water, grass +local function node_replaceable(name) + if name == "ignore" then return true end + + if minetest.registered_nodes[name] then + return minetest.registered_nodes[name].buildable_to or false + end + + return false +end + function mesecon.mvps_get_stack(pos, dir, maximum, all_pull_sticky) -- determine the number of nodes to be pushed local nodes = {} @@ -56,9 +73,7 @@ function mesecon.mvps_get_stack(pos, dir, maximum, all_pull_sticky) local np = frontiers[1] local nn = minetest.get_node(np) - if nn.name ~= "air" - and minetest.registered_nodes[nn.name] - and minetest.registered_nodes[nn.name].liquidtype == "none" then + if not node_replaceable(nn.name) then table.insert(nodes, {node = nn, pos = np}) if #nodes > maximum then return nil end |