mods/ITEMS/xpanes/init.lua

   1
   2 local function is_pane(pos)
   3         return minetest.get_item_group(minetest.get_node(pos).name, "pane") > 0
   4 end
   5
   6 local function connects_dir(pos, name, dir)
   7         local aside = vector.add(pos, minetest.facedir_to_dir(dir))
   8         if is_pane(aside) then
   9                 return true
  10         end
  11
  12         local connects_to = minetest.registered_nodes[name].connects_to
  13         if not connects_to then
  14                 return false
  15         end
  16         local list = minetest.find_nodes_in_area(aside, aside, connects_to)
  17
  18         if #list > 0 then
  19                 return true
  20         end
  21
  22         return false
  23 end
  24
  25 local function swap(pos, node, name, param2)
  26         if node.name == name and node.param2 == param2 then
  27                 return
  28         end
  29
  30         minetest.set_node(pos, {name = name, param2 = param2})
  31 end
  32
  33 local function update_pane(pos)
  34         if not is_pane(pos) then
  35                 return
  36         end
  37         local node = minetest.get_node(pos)
  38         local name = node.name
  39         if name:sub(-5) == "_flat" then
  40                 name = name:sub(1, -6)
  41         end
  42
  43         local any = node.param2
  44         local c = {}
  45         local count = 0
  46         for dir = 0, 3 do
  47                 c[dir] = connects_dir(pos, name, dir)
  48                 if c[dir] then
  49                         any = dir
  50                         count = count + 1
  51                 end
  52         end
  53
  54         if count == 0 then
  55                 swap(pos, node, name .. "_flat", any)
  56         elseif count == 1 then
  57                 swap(pos, node, name .. "_flat", (any + 1) % 4)
  58         elseif count == 2 then
  59                 if (c[0] and c[2]) or (c[1] and c[3]) then
  60                         swap(pos, node, name .. "_flat", (any + 1) % 4)
  61                 else
  62                         swap(pos, node, name, 0)
  63                 end
  64         else
  65                 swap(pos, node, name, 0)
  66         end
  67 end
  68
  69 minetest.register_on_placenode(function(pos, node)
  70         if minetest.get_item_group(node, "pane") then
  71                 update_pane(pos)
  72         end
  73         for i = 0, 3 do
  74                 local dir = minetest.facedir_to_dir(i)
  75                 update_pane(vector.add(pos, dir))
  76         end
  77 end)
  78
  79 minetest.register_on_dignode(function(pos)
  80         for i = 0, 3 do
  81                 local dir = minetest.facedir_to_dir(i)
  82                 update_pane(vector.add(pos, dir))
  83         end
  84 end)
  85
  86 xpanes = {}
  87 function xpanes.register_pane(name, def)
  88         for i = 1, 15 do
  89                 minetest.register_alias("xpanes:" .. name .. "_" .. i, "xpanes:" .. name .. "_flat")
  90         end
  91
  92         local flatgroups = table.copy(def.groups)
  93         local drop = def.drop
  94         if not drop then
  95                 drop = "xpanes:" .. name .. "_flat"
  96         end
  97         flatgroups.pane = 1
  98         flatgroups.deco_block = 1
  99         minetest.register_node(":xpanes:" .. name .. "_flat", {
 100                 description = def.description,
 101                 _doc_items_create_entry = def._doc_items_create_entry,
 102                 _doc_items_entry_name = def._doc_items_entry_name,
 103                 _doc_items_longdesc = def._doc_items_longdesc,
 104                 _doc_items_usagehelp = def._doc_items_usagehelp,
 105                 drawtype = "nodebox",
 106                 paramtype = "light",
 107                 is_ground_content = false,
 108                 sunlight_propagates = true,
 109                 inventory_image = def.inventory_image,
 110                 wield_image = def.wield_image,
 111                 paramtype2 = "facedir",
 112                 tiles = {def.textures[3], def.textures[2], def.textures[1]},
 113                 use_texture_alpha = def.use_texture_alpha,
 114                 groups = flatgroups,
 115                 drop = drop,
 116                 sounds = def.sounds,
 117                 node_box = {
 118                         type = "fixed",
 119                         fixed = {{-1/2, -1/2, -1/32, 1/2, 1/2, 1/32}},
 120                 },
 121                 selection_box = {
 122                         type = "fixed",
 123                         fixed = {{-1/2, -1/2, -1/32, 1/2, 1/2, 1/32}},
 124                 },
 125                 connect_sides = { "left", "right" },
 126                 _mcl_blast_resistance = def._mcl_blast_resistance,
 127                 _mcl_hardness = def._mcl_hardness,
 128         })
 129
 130         local groups = table.copy(def.groups)
 131         groups.pane = 1
 132         groups.not_in_creative_inventory = 1
 133         minetest.register_node(":xpanes:" .. name, {
 134                 drawtype = "nodebox",
 135                 paramtype = "light",
 136                 is_ground_content = false,
 137                 sunlight_propagates = true,
 138                 description = def.description,
 139                 _doc_items_create_entry = false,
 140                 tiles = {def.textures[3], def.textures[2], def.textures[1]},
 141                 use_texture_alpha = def.use_texture_alpha,
 142                 groups = groups,
 143                 drop = "xpanes:" .. name .. "_flat",
 144                 sounds = def.sounds,
 145                 node_box = {
 146                         type = "connected",
 147                         fixed = {{-1/32, -1/2, -1/32, 1/32, 1/2, 1/32}},
 148                         connect_front = {{-1/32, -1/2, -1/2, 1/32, 1/2, -1/32}},
 149                         connect_left = {{-1/2, -1/2, -1/32, -1/32, 1/2, 1/32}},
 150                         connect_back = {{-1/32, -1/2, 1/32, 1/32, 1/2, 1/2}},
 151                         connect_right = {{1/32, -1/2, -1/32, 1/2, 1/2, 1/32}},
 152                 },
 153                 connects_to = {"group:pane", "group:stone", "group:glass", "group:wood", "group:tree"},
 154                 drop = drop,
 155                 _mcl_blast_resistance = def._mcl_blast_resistance,
 156                 _mcl_hardness = def._mcl_hardness,
 157         })
 158
 159         minetest.register_craft({
 160                 output = "xpanes:" .. name .. "_flat 16",
 161                 recipe = def.recipe
 162         })
 163
 164         if minetest.get_modpath("doc") then
 165                 doc.add_entry_alias("nodes", "xpanes:" .. name .. "_flat", "nodes", "xpanes:" .. name)
 166         end
 167 end
 168
 169 -- Register glass pane (stained and unstained)
 170 local pane = function(description, node, append)
 171         local texture1
 172
 173         -- Special case: Default (unstained) glass texture
 174         if append == "_natural" then
 175                 texture1 = "default_glass.png"
 176         else
 177                 texture1 = "mcl_core_glass"..append..".png"
 178         end
 179         xpanes.register_pane("pane"..append, {
 180                 description = description,
 181                 _doc_items_longdesc = "Glass panes are thin layers of glass which neatly connect to their neighbors as you build them.",
 182                 textures = {texture1, texture1, "xpanes_top_glass"..append..".png"},
 183                 use_texture_alpha = true,
 184                 inventory_image = texture1,
 185                 wield_image = texture1,
 186                 sounds = mcl_sounds.node_sound_glass_defaults(),
 187                 groups = {handy=1, material_glass=1},
 188                 recipe = {
 189                         {node, node, node},
 190                         {node, node, node},
 191                 },
 192                 drop = "",
 193                 _mcl_blast_resistance = 1.5,
 194                 _mcl_hardness = 0.3,
 195         })
 196 end
 197
 198 -- Iron Bars
 199 xpanes.register_pane("bar", {
 200         description = "Iron Bars",
 201         _doc_items_longdesc = "Iron bars neatly connect to their neighbors as you build them.",
 202         textures = {"xpanes_pane_iron.png","xpanes_pane_iron.png","xpanes_top_iron.png"},
 203         inventory_image = "xpanes_pane_iron.png",
 204         wield_image = "xpanes_pane_iron.png",
 205         groups = {pickaxey=1},
 206         sounds = mcl_sounds.node_sound_metal_defaults(),
 207         recipe = {
 208                 {"mcl_core:iron_ingot", "mcl_core:iron_ingot", "mcl_core:iron_ingot"},
 209                 {"mcl_core:iron_ingot", "mcl_core:iron_ingot", "mcl_core:iron_ingot"},
 210         },
 211         _mcl_blast_resistance = 30,
 212         _mcl_hardness = 5,
 213 })
 214
 215 -- Glass Pane
 216 pane("Glass Pane", "mcl_core:glass", "_natural") -- triggers special case
 217
 218 -- Stained Glass Pane
 219 pane("Red Stained Glass Pane", "mcl_core:glass_red", "_red")
 220 pane("Green Stained Glass Pane", "mcl_core:glass_green", "_green")
 221 pane("Blue Stained Glass Pane", "mcl_core:glass_blue", "_blue")
 222 pane("Light Blue Stained Glass Pane", "mcl_core:glass_light_blue", "_light_blue")
 223 pane("Black Stained Glass Pane", "mcl_core:glass_black", "_black")
 224 pane("White Stained Glass Pane", "mcl_core:glass_white", "_white")
 225 pane("Yellow Stained Glass Pane", "mcl_core:glass_yellow", "_yellow")
 226 pane("Brown Stained Glass Pane", "mcl_core:glass_brown", "_brown")
 227 pane("Orange Stained Glass Pane", "mcl_core:glass_orange", "_orange")
 228 pane("Pink Stained Glass Pane", "mcl_core:glass_pink", "_pink")
 229 pane("Grey Stained Glass Pane", "mcl_core:glass_gray", "_gray")
 230 pane("Lime Stained Glass Pane", "mcl_core:glass_lime", "_lime")
 231 pane("Light Grey Stained Glass Pane", "mcl_core:glass_silver", "_silver")
 232 pane("Magenta Stained Glass Pane", "mcl_core:glass_magenta", "_magenta")
 233 pane("Purple Stained Glass Pane", "mcl_core:glass_purple", "_purple")
 234 pane("Cyan Stained Glass Pane", "mcl_core:glass_cyan", "_cyan")