mods/stairs/init.lua

   1 -- Minetest 0.4 mod: stairs
   2 -- See README.txt for licensing and other information.
   3
   4
   5 -- Global namespace for functions
   6
   7 stairs = {}
   8
   9
  10 -- Register aliases for new pine node names
  11
  12 minetest.register_alias("stairs:stair_pinewood", "stairs:stair_pine_wood")
  13 minetest.register_alias("stairs:slab_pinewood", "stairs:slab_pine_wood")
  14
  15
  16 -- Get setting for replace ABM
  17
  18 local replace = minetest.settings:get_bool("enable_stairs_replace_abm")
  19
  20 local function rotate_and_place(itemstack, placer, pointed_thing)
  21         local p0 = pointed_thing.under
  22         local p1 = pointed_thing.above
  23         local param2 = 0
  24
  25         local placer_pos = placer:getpos()
  26         if placer_pos then
  27                 param2 = minetest.dir_to_facedir(vector.subtract(p1, placer_pos))
  28         end
  29
  30         local finepos = minetest.pointed_thing_to_face_pos(placer, pointed_thing)
  31         local fpos = finepos.y % 1
  32
  33         if p0.y - 1 == p1.y or (fpos > 0 and fpos < 0.5)
  34                         or (fpos < -0.5 and fpos > -0.999999999) then
  35                 param2 = param2 + 20
  36                 if param2 == 21 then
  37                         param2 = 23
  38                 elseif param2 == 23 then
  39                         param2 = 21
  40                 end
  41         end
  42         return minetest.item_place(itemstack, placer, pointed_thing, param2)
  43 end
  44
  45 -- Register stairs.
  46 -- Node will be called stairs:stair_<subname>
  47
  48 function stairs.register_stair(subname, recipeitem, groups, images, description, sounds)
  49         groups.stair = 1
  50         minetest.register_node(":stairs:stair_" .. subname, {
  51                 description = description,
  52                 drawtype = "mesh",
  53                 mesh = "stairs_stair.obj",
  54                 tiles = images,
  55                 paramtype = "light",
  56                 paramtype2 = "facedir",
  57                 is_ground_content = false,
  58                 groups = groups,
  59                 sounds = sounds,
  60                 selection_box = {
  61                         type = "fixed",
  62                         fixed = {
  63                                 {-0.5, -0.5, -0.5, 0.5, 0, 0.5},
  64                                 {-0.5, 0, 0, 0.5, 0.5, 0.5},
  65                         },
  66                 },
  67                 collision_box = {
  68                         type = "fixed",
  69                         fixed = {
  70                                 {-0.5, -0.5, -0.5, 0.5, 0, 0.5},
  71                                 {-0.5, 0, 0, 0.5, 0.5, 0.5},
  72                         },
  73                 },
  74                 on_place = function(itemstack, placer, pointed_thing)
  75                         if pointed_thing.type ~= "node" then
  76                                 return itemstack
  77                         end
  78
  79                         return rotate_and_place(itemstack, placer, pointed_thing)
  80                 end,
  81         })
  82
  83         -- for replace ABM
  84         if replace then
  85                 minetest.register_node(":stairs:stair_" .. subname .. "upside_down", {
  86                         replace_name = "stairs:stair_" .. subname,
  87                         groups = {slabs_replace = 1},
  88                 })
  89         end
  90
  91         if recipeitem then
  92                 -- Recipe matches appearence in inventory
  93                 minetest.register_craft({
  94                         output = 'stairs:stair_' .. subname .. ' 8',
  95                         recipe = {
  96                                 {"", "", recipeitem},
  97                                 {"", recipeitem, recipeitem},
  98                                 {recipeitem, recipeitem, recipeitem},
  99                         },
 100                 })
 101
 102                 -- Use stairs to craft full blocks again (1:1)
 103                 minetest.register_craft({
 104                         output = recipeitem .. ' 3',
 105                         recipe = {
 106                                 {'stairs:stair_' .. subname, 'stairs:stair_' .. subname},
 107                                 {'stairs:stair_' .. subname, 'stairs:stair_' .. subname},
 108                         },
 109                 })
 110
 111                 -- Fuel
 112                 local baseburntime = minetest.get_craft_result({
 113                         method = "fuel",
 114                         width = 1,
 115                         items = {recipeitem}
 116                 }).time
 117                 if baseburntime > 0 then
 118                         minetest.register_craft({
 119                                 type = "fuel",
 120                                 recipe = 'stairs:stair_' .. subname,
 121                                 burntime = math.floor(baseburntime * 0.75),
 122                         })
 123                 end
 124         end
 125 end
 126
 127
 128 -- Slab facedir to placement 6d matching table
 129 local slab_trans_dir = {[0] = 8, 0, 2, 1, 3, 4}
 130
 131 -- Register slabs.
 132 -- Node will be called stairs:slab_<subname>
 133
 134 function stairs.register_slab(subname, recipeitem, groups, images, description, sounds)
 135         groups.slab = 1
 136         minetest.register_node(":stairs:slab_" .. subname, {
 137                 description = description,
 138                 drawtype = "nodebox",
 139                 tiles = images,
 140                 paramtype = "light",
 141                 paramtype2 = "facedir",
 142                 is_ground_content = false,
 143                 groups = groups,
 144                 sounds = sounds,
 145                 node_box = {
 146                         type = "fixed",
 147                         fixed = {-0.5, -0.5, -0.5, 0.5, 0, 0.5},
 148                 },
 149                 on_place = function(itemstack, placer, pointed_thing)
 150                         local under = minetest.get_node(pointed_thing.under)
 151                         local wield_item = itemstack:get_name()
 152                         local creative_enabled = (creative and creative.is_enabled_for
 153                                         and creative.is_enabled_for(placer:get_player_name()))
 154
 155                         if under and under.name:find("stairs:slab_") then
 156                                 -- place slab using under node orientation
 157                                 local dir = minetest.dir_to_facedir(vector.subtract(
 158                                         pointed_thing.above, pointed_thing.under), true)
 159
 160                                 local p2 = under.param2
 161
 162                                 -- combine two slabs if possible
 163                                 if slab_trans_dir[math.floor(p2 / 4)] == dir
 164                                                 and wield_item == under.name then
 165
 166                                         if not recipeitem then
 167                                                 return itemstack
 168                                         end
 169                                         local player_name = placer:get_player_name()
 170                                         if minetest.is_protected(pointed_thing.under, player_name) and not
 171                                                         minetest.check_player_privs(placer, "protection_bypass") then
 172                                                 minetest.record_protection_violation(pointed_thing.under,
 173                                                         player_name)
 174                                                 return
 175                                         end
 176                                         minetest.set_node(pointed_thing.under, {name = recipeitem, param2 = p2})
 177                                         if not creative_enabled then
 178                                                 itemstack:take_item()
 179                                         end
 180                                         return itemstack
 181                                 end
 182
 183                                 -- Placing a slab on an upside down slab should make it right-side up.
 184                                 if p2 >= 20 and dir == 8 then
 185                                         p2 = p2 - 20
 186                                 -- same for the opposite case: slab below normal slab
 187                                 elseif p2 <= 3 and dir == 4 then
 188                                         p2 = p2 + 20
 189                                 end
 190
 191                                 -- else attempt to place node with proper param2
 192                                 minetest.item_place_node(ItemStack(wield_item), placer, pointed_thing, p2)
 193                                 if not creative_enabled then
 194                                         itemstack:take_item()
 195                                 end
 196                                 return itemstack
 197                         else
 198                                 return rotate_and_place(itemstack, placer, pointed_thing)
 199                         end
 200                 end,
 201         })
 202
 203         -- for replace ABM
 204         if replace then
 205                 minetest.register_node(":stairs:slab_" .. subname .. "upside_down", {
 206                         replace_name = "stairs:slab_".. subname,
 207                         groups = {slabs_replace = 1},
 208                 })
 209         end
 210
 211         if recipeitem then
 212                 minetest.register_craft({
 213                         output = 'stairs:slab_' .. subname .. ' 6',
 214                         recipe = {
 215                                 {recipeitem, recipeitem, recipeitem},
 216                         },
 217                 })
 218
 219                 -- Use 2 slabs to craft a full block again (1:1)
 220                 minetest.register_craft({
 221                         output = recipeitem,
 222                         recipe = {
 223                                 {'stairs:slab_' .. subname},
 224                                 {'stairs:slab_' .. subname},
 225                         },
 226                 })
 227
 228                 -- Fuel
 229                 local baseburntime = minetest.get_craft_result({
 230                         method = "fuel",
 231                         width = 1,
 232                         items = {recipeitem}
 233                 }).time
 234                 if baseburntime > 0 then
 235                         minetest.register_craft({
 236                                 type = "fuel",
 237                                 recipe = 'stairs:slab_' .. subname,
 238                                 burntime = math.floor(baseburntime * 0.5),
 239                         })
 240                 end
 241         end
 242 end
 243
 244
 245 -- Optionally replace old "upside_down" nodes with new param2 versions.
 246 -- Disabled by default.
 247
 248 if replace then
 249         minetest.register_abm({
 250                 label = "Slab replace",
 251                 nodenames = {"group:slabs_replace"},
 252                 interval = 16,
 253                 chance = 1,
 254                 action = function(pos, node)
 255                         node.name = minetest.registered_nodes[node.name].replace_name
 256                         node.param2 = node.param2 + 20
 257                         if node.param2 == 21 then
 258                                 node.param2 = 23
 259                         elseif node.param2 == 23 then
 260                                 node.param2 = 21
 261                         end
 262                         minetest.set_node(pos, node)
 263                 end,
 264         })
 265 end
 266
 267
 268 -- Stair/slab registration function.
 269 -- Nodes will be called stairs:{stair,slab}_<subname>
 270
 271 function stairs.register_stair_and_slab(subname, recipeitem,
 272                 groups, images, desc_stair, desc_slab, sounds)
 273         stairs.register_stair(subname, recipeitem, groups, images, desc_stair, sounds)
 274         stairs.register_slab(subname, recipeitem, groups, images, desc_slab, sounds)
 275 end
 276
 277
 278 -- Register default stairs and slabs
 279
 280 stairs.register_stair_and_slab(
 281         "wood",
 282         "default:wood",
 283         {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
 284         {"default_wood.png"},
 285         "Wooden Stair",
 286         "Wooden Slab",
 287         default.node_sound_wood_defaults()
 288 )
 289
 290 stairs.register_stair_and_slab(
 291         "junglewood",
 292         "default:junglewood",
 293         {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
 294         {"default_junglewood.png"},
 295         "Jungle Wood Stair",
 296         "Jungle Wood Slab",
 297         default.node_sound_wood_defaults()
 298 )
 299
 300 stairs.register_stair_and_slab(
 301         "pine_wood",
 302         "default:pine_wood",
 303         {choppy = 3, oddly_breakable_by_hand = 2, flammable = 3},
 304         {"default_pine_wood.png"},
 305         "Pine Wood Stair",
 306         "Pine Wood Slab",
 307         default.node_sound_wood_defaults()
 308 )
 309
 310 stairs.register_stair_and_slab(
 311         "acacia_wood",
 312         "default:acacia_wood",
 313         {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
 314         {"default_acacia_wood.png"},
 315         "Acacia Wood Stair",
 316         "Acacia Wood Slab",
 317         default.node_sound_wood_defaults()
 318 )
 319
 320 stairs.register_stair_and_slab(
 321         "aspen_wood",
 322         "default:aspen_wood",
 323         {choppy = 3, oddly_breakable_by_hand = 2, flammable = 3},
 324         {"default_aspen_wood.png"},
 325         "Aspen Wood Stair",
 326         "Aspen Wood Slab",
 327         default.node_sound_wood_defaults()
 328 )
 329
 330 stairs.register_stair_and_slab(
 331         "stone",
 332         "default:stone",
 333         {cracky = 3},
 334         {"default_stone.png"},
 335         "Stone Stair",
 336         "Stone Slab",
 337         default.node_sound_stone_defaults()
 338 )
 339
 340 stairs.register_stair_and_slab(
 341         "cobble",
 342         "default:cobble",
 343         {cracky = 3},
 344         {"default_cobble.png"},
 345         "Cobblestone Stair",
 346         "Cobblestone Slab",
 347         default.node_sound_stone_defaults()
 348 )
 349
 350 stairs.register_stair_and_slab(
 351         "mossycobble",
 352         nil,
 353         {cracky = 3},
 354         {"default_mossycobble.png"},
 355         "Mossy Cobblestone Stair",
 356         "Mossy Cobblestone Slab",
 357         default.node_sound_stone_defaults()
 358 )
 359
 360 stairs.register_stair_and_slab(
 361         "stonebrick",
 362         "default:stonebrick",
 363         {cracky = 2},
 364         {"default_stone_brick.png"},
 365         "Stone Brick Stair",
 366         "Stone Brick Slab",
 367         default.node_sound_stone_defaults()
 368 )
 369
 370 stairs.register_stair_and_slab(
 371         "stone_block",
 372         "default:stone_block",
 373         {cracky = 2},
 374         {"default_stone_block.png"},
 375         "Stone Block Stair",
 376         "Stone Block Slab",
 377         default.node_sound_stone_defaults()
 378 )
 379
 380 stairs.register_stair_and_slab(
 381         "desert_stone",
 382         "default:desert_stone",
 383         {cracky = 3},
 384         {"default_desert_stone.png"},
 385         "Desert Stone Stair",
 386         "Desert Stone Slab",
 387         default.node_sound_stone_defaults()
 388 )
 389
 390 stairs.register_stair_and_slab(
 391         "desert_cobble",
 392         "default:desert_cobble",
 393         {cracky = 3},
 394         {"default_desert_cobble.png"},
 395         "Desert Cobblestone Stair",
 396         "Desert Cobblestone Slab",
 397         default.node_sound_stone_defaults()
 398 )
 399
 400 stairs.register_stair_and_slab(
 401         "desert_stonebrick",
 402         "default:desert_stonebrick",
 403         {cracky = 2},
 404         {"default_desert_stone_brick.png"},
 405         "Desert Stone Brick Stair",
 406         "Desert Stone Brick Slab",
 407         default.node_sound_stone_defaults()
 408 )
 409
 410 stairs.register_stair_and_slab(
 411         "desert_stone_block",
 412         "default:desert_stone_block",
 413         {cracky = 2},
 414         {"default_desert_stone_block.png"},
 415         "Desert Stone Block Stair",
 416         "Desert Stone Block Slab",
 417         default.node_sound_stone_defaults()
 418 )
 419
 420 stairs.register_stair_and_slab(
 421         "sandstone",
 422         "default:sandstone",
 423         {crumbly = 1, cracky = 3},
 424         {"default_sandstone.png"},
 425         "Sandstone Stair",
 426         "Sandstone Slab",
 427         default.node_sound_stone_defaults()
 428 )
 429
 430 stairs.register_stair_and_slab(
 431         "sandstonebrick",
 432         "default:sandstonebrick",
 433         {cracky = 2},
 434         {"default_sandstone_brick.png"},
 435         "Sandstone Brick Stair",
 436         "Sandstone Brick Slab",
 437         default.node_sound_stone_defaults()
 438 )
 439
 440 stairs.register_stair_and_slab(
 441         "sandstone_block",
 442         "default:sandstone_block",
 443         {cracky = 2},
 444         {"default_sandstone_block.png"},
 445         "Sandstone Block Stair",
 446         "Sandstone Block Slab",
 447         default.node_sound_stone_defaults()
 448 )
 449
 450 stairs.register_stair_and_slab(
 451         "desert_sandstone",
 452         "default:desert_sandstone",
 453         {crumbly = 1, cracky = 3},
 454         {"default_desert_sandstone.png"},
 455         "Desert Sandstone Stair",
 456         "Desert Sandstone Slab",
 457         default.node_sound_stone_defaults()
 458 )
 459
 460 stairs.register_stair_and_slab(
 461         "desert_sandstone_brick",
 462         "default:desert_sandstone_brick",
 463         {cracky = 2},
 464         {"default_desert_sandstone_brick.png"},
 465         "Desert Sandstone Brick Stair",
 466         "Desert Sandstone Brick Slab",
 467         default.node_sound_stone_defaults()
 468 )
 469
 470 stairs.register_stair_and_slab(
 471         "desert_sandstone_block",
 472         "default:desert_sandstone_block",
 473         {cracky = 2},
 474         {"default_desert_sandstone_block.png"},
 475         "Desert Sandstone Block Stair",
 476         "Desert Sandstone Block Slab",
 477         default.node_sound_stone_defaults()
 478 )
 479
 480 stairs.register_stair_and_slab(
 481         "silver_sandstone",
 482         "default:silver_sandstone",
 483         {crumbly = 1, cracky = 3},
 484         {"default_silver_sandstone.png"},
 485         "Silver Sandstone Stair",
 486         "Silver Sandstone Slab",
 487         default.node_sound_stone_defaults()
 488 )
 489
 490 stairs.register_stair_and_slab(
 491         "silver_sandstone_brick",
 492         "default:silver_sandstone_brick",
 493         {cracky = 2},
 494         {"default_silver_sandstone_brick.png"},
 495         "Silver Sandstone Brick Stair",
 496         "Silver Sandstone Brick Slab",
 497         default.node_sound_stone_defaults()
 498 )
 499
 500 stairs.register_stair_and_slab(
 501         "silver_sandstone_block",
 502         "default:silver_sandstone_block",
 503         {cracky = 2},
 504         {"default_silver_sandstone_block.png"},
 505         "Silver Sandstone Block Stair",
 506         "Silver Sandstone Block Slab",
 507         default.node_sound_stone_defaults()
 508 )
 509
 510 stairs.register_stair_and_slab(
 511         "obsidian",
 512         "default:obsidian",
 513         {cracky = 1, level = 2},
 514         {"default_obsidian.png"},
 515         "Obsidian Stair",
 516         "Obsidian Slab",
 517         default.node_sound_stone_defaults()
 518 )
 519
 520 stairs.register_stair_and_slab(
 521         "obsidianbrick",
 522         "default:obsidianbrick",
 523         {cracky = 1, level = 2},
 524         {"default_obsidian_brick.png"},
 525         "Obsidian Brick Stair",
 526         "Obsidian Brick Slab",
 527         default.node_sound_stone_defaults()
 528 )
 529
 530 stairs.register_stair_and_slab(
 531         "obsidian_block",
 532         "default:obsidian_block",
 533         {cracky = 1, level = 2},
 534         {"default_obsidian_block.png"},
 535         "Obsidian Block Stair",
 536         "Obsidian Block Slab",
 537         default.node_sound_stone_defaults()
 538 )
 539
 540 stairs.register_stair_and_slab(
 541         "brick",
 542         "default:brick",
 543         {cracky = 3},
 544         {"default_brick.png"},
 545         "Brick Stair",
 546         "Brick Slab",
 547         default.node_sound_stone_defaults()
 548 )
 549
 550 stairs.register_stair_and_slab(
 551         "straw",
 552         "farming:straw",
 553         {snappy = 3, flammable = 4},
 554         {"farming_straw.png"},
 555         "Straw Stair",
 556         "Straw Slab",
 557         default.node_sound_leaves_defaults()
 558 )
 559
 560 stairs.register_stair_and_slab(
 561         "steelblock",
 562         "default:steelblock",
 563         {cracky = 1, level = 2},
 564         {"default_steel_block.png"},
 565         "Steel Block Stair",
 566         "Steel Block Slab",
 567         default.node_sound_metal_defaults()
 568 )
 569
 570 stairs.register_stair_and_slab(
 571         "copperblock",
 572         "default:copperblock",
 573         {cracky = 1, level = 2},
 574         {"default_copper_block.png"},
 575         "Copper Block Stair",
 576         "Copper Block Slab",
 577         default.node_sound_metal_defaults()
 578 )
 579
 580 stairs.register_stair_and_slab(
 581         "bronzeblock",
 582         "default:bronzeblock",
 583         {cracky = 1, level = 2},
 584         {"default_bronze_block.png"},
 585         "Bronze Block Stair",
 586         "Bronze Block Slab",
 587         default.node_sound_metal_defaults()
 588 )
 589
 590 stairs.register_stair_and_slab(
 591         "goldblock",
 592         "default:goldblock",
 593         {cracky = 1},
 594         {"default_gold_block.png"},
 595         "Gold Block Stair",
 596         "Gold Block Slab",
 597         default.node_sound_metal_defaults()
 598 )
 599
 600 stairs.register_stair_and_slab(
 601         "ice",
 602         "default:ice",
 603         {cracky = 3, puts_out_fire = 1, cools_lava = 1},
 604         {"default_ice.png"},
 605         "Ice Stair",
 606         "Ice Slab",
 607         default.node_sound_glass_defaults()
 608 )
 609
 610 stairs.register_stair_and_slab(
 611         "snowblock",
 612         "default:snowblock",
 613         {crumbly = 3, puts_out_fire = 1, cools_lava = 1, snowy = 1},
 614         {"default_snow.png"},
 615         "Snow Block Stair",
 616         "Snow Block Slab",
 617         default.node_sound_dirt_defaults({
 618                 footstep = {name = "default_snow_footstep", gain = 0.15},
 619                 dug = {name = "default_snow_footstep", gain = 0.2},
 620                 dig = {name = "default_snow_footstep", gain = 0.2}
 621         })
 622 )