mods/ITEMS/mcl_torches/init.lua

   1
   2 --
   3 -- 3d torch part
   4 --
   5
   6 mcl_torches = {}
   7
   8 mcl_torches.register_torch = function(substring, description, doc_items_longdesc, doc_items_usagehelp, icon, mesh_floor, mesh_wall, tiles, light, groups, sounds, moredef)
   9         local itemstring = minetest.get_current_modname()..":"..substring
  10         local itemstring_wall = minetest.get_current_modname()..":"..substring.."_wall"
  11
  12         if light == nil then light = 14 end
  13         if mesh_floor == nil then mesh_floor = "mcl_torches_torch_floor.obj" end
  14         if mesh_wall == nil then mesh_wall = "mcl_torches_torch_wall.obj" end
  15         if groups == nil then groups = {} end
  16
  17         groups.attached_node = 1
  18         groups.torch = 1
  19         groups.dig_by_water = 1
  20         groups.destroy_by_lava_flow = 1
  21         groups.dig_by_piston = 1
  22
  23         local floordef = {
  24                 description = description,
  25                 _doc_items_longdesc = doc_items_longdesc,
  26                 _doc_items_usagehelp = doc_items_usagehelp,
  27                 drawtype = "mesh",
  28                 mesh = mesh_floor,
  29                 inventory_image = icon,
  30                 wield_image = icon,
  31                 tiles = tiles,
  32                 paramtype = "light",
  33                 paramtype2 = "wallmounted",
  34                 sunlight_propagates = true,
  35                 is_ground_content = false,
  36                 walkable = false,
  37                 liquids_pointable = false,
  38                 light_source = light,
  39                 groups = groups,
  40                 drop = itemstring,
  41                 selection_box = {
  42                         type = "wallmounted",
  43                         wall_top = {-1/16, -1/16, -1/16, 1/16, 0.5, 1/16},
  44                         wall_bottom = {-1/16, -0.5, -1/16, 1/16, 1/16, 1/16},
  45                 },
  46                 sounds = sounds,
  47                 node_placement_prediction = "",
  48                 on_place = function(itemstack, placer, pointed_thing)
  49                         if pointed_thing.type ~= "node" then
  50                                 -- no interaction possible with entities, for now.
  51                                 return itemstack
  52                         end
  53
  54                         local under = pointed_thing.under
  55                         local node = minetest.get_node(under)
  56                         local def = minetest.registered_nodes[node.name]
  57                         if not def then return itemstack end
  58
  59                         -- Call on_rightclick if the pointed node defines it
  60                         if placer and not placer:get_player_control().sneak then
  61                                 if minetest.registered_nodes[node.name] and minetest.registered_nodes[node.name].on_rightclick then
  62                                         return minetest.registered_nodes[node.name].on_rightclick(under, node, placer, itemstack) or itemstack
  63                                 end
  64                         end
  65
  66                         local above = pointed_thing.above
  67                         local wdir = minetest.dir_to_wallmounted({x = under.x - above.x, y = under.y - above.y, z = under.z - above.z})
  68
  69                         -- Torch placement rules: Disallow placement on some nodes. General rule: Solid, opaque, full cube collision box nodes are allowed.
  70                         -- Special allowed nodes:
  71                         -- * soul sand
  72                         -- * end portal frame (TODO)
  73                         -- * mob spawner
  74                         -- * Fence, wall, glass, hopper: Only on top
  75                         -- * Slab: Only on top if upside down
  76                         -- * Stairs: Only on top if upside down
  77
  78                         -- Special forbidden nodes:
  79                         -- * Piston
  80                         -- * Sticky piston
  81                         if not def.buildable_to then
  82                                 if node.name ~= "mcl_nether:soul_sand" and node.name ~= "mcl_mobspawners:spawner" and
  83                                                 ((not def.groups.solid) or (not def.groups.opaque)) then
  84                                         -- Only allow top placement on these nodes
  85                                         if def.groups.glass or node.name == "mcl_hoppers:hopper" or node.name == "mcl_hoppers:hopper_side" or node.name == "mcl_hoppers:hopper_disabled" or node.name == "mcl_hoppers:hopper_side_disabled" or def.groups.fence == 1 or def.groups.wall or def.groups.slab_top == 1 or (def.groups.stair == 1 and minetest.facedir_to_dir(node.param2).y ~= 0) then
  86                                                 if wdir ~= 1 then
  87                                                         return itemstack
  88                                                 end
  89                                         else
  90                                                 return itemstack
  91                                         end
  92                                 elseif node.name == "mesecons_pistons:piston_up_normal_off" or node.name == "mesecons_pistons:piston_up_sticky_off" or
  93                                                 node.name == "mesecons_pistons:piston_normal_off" or node.name == "mesecons_pistons:piston_sticky_off" or
  94                                                 node.name == "mesecons_pistons:piston_down_normal_off" or node.name == "mesecons_pistons:piston_down_sticky_off" then
  95                                         return itemstack
  96                                 end
  97                         end
  98
  99                         local itemstring = itemstack:get_name()
 100                         local fakestack = ItemStack(itemstack)
 101                         local idef = fakestack:get_definition()
 102                         local retval
 103
 104                         if wdir == 0 then
 105                                 -- Prevent placement of ceiling torches
 106                                 return itemstack
 107                         elseif wdir == 1 then
 108                                 retval = fakestack:set_name(itemstring)
 109                         else
 110                                 retval = fakestack:set_name(itemstring_wall)
 111                         end
 112                         if not retval then
 113                                 return itemstack
 114                         end
 115
 116                         local success
 117                         itemstack, success = minetest.item_place(fakestack, placer, pointed_thing, wdir)
 118                         itemstack:set_name(itemstring)
 119
 120                         if success and idef.sounds and idef.sounds.place then
 121                                 minetest.sound_play(idef.sounds.place, {pos=under, gain=1})
 122                         end
 123                         return itemstack
 124                 end
 125         }
 126         if moredef ~= nil then
 127                 for k,v in pairs(moredef) do
 128                         floordef[k] = v
 129                 end
 130         end
 131         minetest.register_node(itemstring, floordef)
 132
 133         local groups_wall = table.copy(groups)
 134         groups_wall.torch = 2
 135
 136         local walldef = {
 137                 drawtype = "mesh",
 138                 mesh = mesh_wall,
 139                 tiles = tiles,
 140                 paramtype = "light",
 141                 paramtype2 = "wallmounted",
 142                 sunlight_propagates = true,
 143                 is_ground_content = false,
 144                 walkable = false,
 145                 light_source = light,
 146                 groups = groups_wall,
 147                 drop = itemstring,
 148                 selection_box = {
 149                         type = "wallmounted",
 150                         wall_top = {-0.1, -0.1, -0.1, 0.1, 0.5, 0.1},
 151                         wall_bottom = {-0.1, -0.5, -0.1, 0.1, 0.1, 0.1},
 152                         wall_side = {-0.5, -0.5, -0.1, -0.2, 0.1, 0.1},
 153                 },
 154                 sounds = sounds,
 155         }
 156         if moredef ~= nil then
 157                 for k,v in pairs(moredef) do
 158                         walldef[k] = v
 159                 end
 160         end
 161         minetest.register_node(itemstring_wall, walldef)
 162
 163
 164         -- Add entry alias for the Help
 165         if minetest.get_modpath("doc") then
 166                 doc.add_entry_alias("nodes", itemstring, "nodes", itemstring_wall)
 167         end
 168
 169 end
 170
 171 mcl_torches.register_torch("torch",
 172         "Torch",
 173         "Torches are light sources which can be placed at the side or on the top of most blocks.",
 174         [[Torches can generally be placed on full solid opaque blocks. The following exceptions apply:
 175 • Glass, fence, wall, hopper: Can only be placed on top
 176 • Upside-down slab/stair: Can only be placed on top
 177 • Soul sand, mob spawner: Placement possible
 178 • Glowstone and pistons: No placement possible]],
 179         "default_torch_on_floor.png",
 180         "mcl_torches_torch_floor.obj", "mcl_torches_torch_wall.obj",
 181         {{
 182                 name = "default_torch_on_floor_animated.png",
 183                 animation = {type = "vertical_frames", aspect_w = 16, aspect_h = 16, length = 3.3}
 184         }},
 185         14,
 186         {dig_immediate=3, torch=1, deco_block=1},
 187         mcl_sounds.node_sound_wood_defaults(),
 188         {_doc_items_hidden = false})
 189
 190
 191 minetest.register_craft({
 192         output = "mcl_torches:torch 4",
 193         recipe = {
 194                 { "group:coal" },
 195                 { "mcl_core:stick" },
 196         }
 197 })
 198