From d19bfb340684ce69810d777197c208f92aa5e943 Mon Sep 17 00:00:00 2001 From: Wuzzy Date: Sun, 7 Jan 2018 21:34:42 +0100 Subject: [PATCH] Implement snow placement restriction --- mods/ITEMS/mcl_core/nodes_base.lua | 32 ++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/mods/ITEMS/mcl_core/nodes_base.lua b/mods/ITEMS/mcl_core/nodes_base.lua index 3d56c3dc3..fad74606d 100644 --- a/mods/ITEMS/mcl_core/nodes_base.lua +++ b/mods/ITEMS/mcl_core/nodes_base.lua @@ -906,6 +906,38 @@ minetest.register_node("mcl_core:snow", { groups = {shovely=1, attached_node=1,deco_block=1, dig_by_piston=1, snow_cover=1}, sounds = mcl_sounds.node_sound_snow_defaults(), on_construct = mcl_core.on_snow_construct, + on_place = function(itemstack, placer, pointed_thing) + -- Placement is only allowed on top of solid blocks + if pointed_thing.type ~= "node" then + -- no interaction possible with entities + return itemstack + end + local def = minetest.registered_nodes[minetest.get_node(pointed_thing.under).name] + local above = pointed_thing.above + local under = pointed_thing.under + local unode = minetest.get_node(under) + -- Check special rightclick action of pointed node + if def and def.on_rightclick then + if not placer:get_player_control().sneak then + return def.on_rightclick(under, unode, placer, itemstack, + pointed_thing) or itemstack, false + end + end + + local anode = minetest.get_node(above) + local below + if above.y > under.y and minetest.registered_nodes[unode.name].buildable_to then + below = {x=above.x, y=above.y-2, z=above.z} + else + below = {x=above.x, y=above.y-1, z=above.z} + end + local bnode = minetest.get_node(below) + if minetest.get_item_group(bnode.name, "solid") == 1 then + return minetest.item_place_node(itemstack, placer, pointed_thing) + else + return itemstack + end + end, after_destruct = mcl_core.after_snow_destruct, drop = "mcl_throwing:snowball 2", _mcl_blast_resistance = 0.5,