mods/rp_default/mapgen.lua

   1
   2 --
   3 -- Mapgen
   4 --
   5
   6 -- Uncomment this to cut a big portion of ground out for visualizing ore spawning
   7
   8 --[[
   9 local function on_generated(minp, maxp, blockseed)
  10    for x = minp.x, maxp.x do
  11       if x > 0 then
  12          return
  13       end
  14
  15       for z = minp.z, maxp.z do
  16          if z > -16 and z < 16 then
  17             for y = minp.y, maxp.y do
  18                minetest.remove_node({x = x, y = y, z = z})
  19             end
  20          end
  21       end
  22    end
  23 end
  24
  25 minetest.register_on_generated(on_generated)
  26 --]]
  27
  28 -- Aliases for map generator outputs
  29
  30 minetest.register_alias("mapgen_stone", "rp_default:stone")
  31 minetest.register_alias("mapgen_desert_stone", "rp_default:sandstone")
  32 minetest.register_alias("mapgen_desert_sand", "rp_default:sand")
  33 minetest.register_alias("mapgen_sandstone", "rp_default:sandstone")
  34 minetest.register_alias("mapgen_sandstonebrick", "rp_default:compressed_sandstone")
  35 minetest.register_alias("mapgen_cobble", "rp_default:cobble")
  36 minetest.register_alias("mapgen_gravel", "rp_default:gravel")
  37 minetest.register_alias("mapgen_mossycobble", "rp_default:cobble")
  38 minetest.register_alias("mapgen_dirt", "rp_default:dirt")
  39 minetest.register_alias("mapgen_dirt_with_grass", "rp_default:dirt_with_grass")
  40 minetest.register_alias("mapgen_sand", "rp_default:sand")
  41 minetest.register_alias("mapgen_snow", "air")
  42 minetest.register_alias("mapgen_snowblock", "rp_default:dirt_with_grass")
  43 minetest.register_alias("mapgen_dirt_with_snow", "rp_default:dirt_with_grass")
  44 minetest.register_alias("mapgen_ice", "rp_default:water_source")
  45 minetest.register_alias("mapgen_tree", "rp_default:tree")
  46 minetest.register_alias("mapgen_leaves", "rp_default:leaves")
  47 minetest.register_alias("mapgen_apple", "rp_default:apple")
  48 minetest.register_alias("mapgen_jungletree", "rp_default:tree_birch")
  49 minetest.register_alias("mapgen_jungleleaves", "rp_default:leaves_birch")
  50 minetest.register_alias("mapgen_junglegrass", "rp_default:tall_grass")
  51 minetest.register_alias("mapgen_pine_tree", "rp_default:tree_oak")
  52 minetest.register_alias("mapgen_pine_needles", "rp_default:leaves_oak")
  53
  54 minetest.register_alias("mapgen_water_source", "rp_default:water_source")
  55 minetest.register_alias("mapgen_river_water_source", "rp_default:river_water_source")
  56
  57 minetest.register_alias("mapgen_lava_source", "rp_default:water_source")
  58
  59 --[[ BIOMES ]]
  60
  61 minetest.clear_registered_biomes()
  62
  63 local mg_name = minetest.get_mapgen_setting("mg_name")
  64
  65 local UNDERGROUND_Y_MAX = -200
  66 local ORCHARD_Y_MIN = 20
  67 local SWAMP_Y_MAX = 7
  68
  69 local register_ocean_and_beach = function(biomename, node_ocean, beach_depth, node_beach)
  70         local orig_biome = minetest.registered_biomes[biomename]
  71         if not orig_biome then
  72                 return
  73         end
  74         local newdef = table.copy(orig_biome)
  75         newdef.name = biomename .. " Ocean"
  76         newdef.node_top = node_ocean or "rp_default:sand"
  77         newdef.node_filler = newdef.node_top
  78         newdef.y_min = UNDERGROUND_Y_MAX + 1
  79
  80         if beach_depth and beach_depth > 0 then
  81                 newdef.y_max = orig_biome.y_min - beach_depth - 1
  82         else
  83                 newdef.y_max = orig_biome.y_min - 1
  84         end
  85         minetest.register_biome(newdef)
  86
  87         if beach_depth and beach_depth > 0 then
  88
  89                 local newdef2 = table.copy(orig_biome)
  90                 newdef2.name = biomename .. " Beach"
  91                 newdef2.node_top = node_beach or "rp_default:sand"
  92                 newdef2.node_filler = newdef2.node_top
  93                 newdef2.y_min = orig_biome.y_min - beach_depth
  94                 newdef2.y_max = orig_biome.y_min - 1
  95                 minetest.register_biome(newdef2)
  96         end
  97 end
  98
  99 if mg_name ~= "v6" then
 100
 101 minetest.register_biome(
 102 {
 103       name = "Marsh",
 104
 105       node_top = "rp_default:dirt_with_grass",
 106       node_filler = "rp_default:dirt",
 107       node_cave_liquid = "rp_default:swamp_water_source",
 108       node_riverbed = "rp_default:dirt",
 109
 110       depth_filler = 0,
 111       depth_top = 1,
 112       depth_riverbed = 1,
 113
 114       y_min = 2,
 115       y_max = SWAMP_Y_MAX,
 116
 117       heat_point = 91,
 118       humidity_point = 96,
 119 })
 120 register_ocean_and_beach("Marsh", "rp_default:dirt", 2, "rp_default:sand")
 121 default.set_biome_info("Marsh", "grassy")
 122
 123 -- This special biome has the giant birch trees and is
 124 -- limited to a very specific height.
 125 -- It has no equivalent biome above or below.
 126 minetest.register_biome(
 127    {
 128       name = "Deep Forest",
 129
 130       node_top = "rp_default:dirt_with_grass",
 131       node_filler = "rp_default:dirt",
 132       node_riverbed = "rp_default:sand",
 133
 134       depth_filler = 6,
 135       depth_top = 1,
 136       depth_riverbed = 3,
 137
 138       y_min = 30,
 139       y_max = 40,
 140
 141       heat_point = 49,
 142       humidity_point = 33,
 143 })
 144 default.set_biome_info("Deep Forest", "grassy")
 145
 146 minetest.register_biome(
 147    {
 148       name = "Forest",
 149
 150       node_top = "rp_default:dirt_with_grass",
 151       node_filler = "rp_default:dirt",
 152       node_riverbed = "rp_default:sand",
 153
 154       depth_filler = 6,
 155       depth_top = 1,
 156       depth_riverbed = 2,
 157
 158       y_min = 2,
 159       y_max = 200,
 160
 161       heat_point = 48,
 162       humidity_point = 34,
 163 })
 164 register_ocean_and_beach("Forest", "rp_default:sand")
 165 default.set_biome_info("Forest", "grassy")
 166
 167 minetest.register_biome(
 168    {
 169       name = "Grove",
 170
 171       node_top = "rp_default:dirt_with_grass",
 172       node_filler = "rp_default:dirt",
 173       node_riverbed = "rp_default:sand",
 174
 175       depth_filler = 4,
 176       depth_top = 1,
 177       depth_riverbed = 4,
 178
 179       y_min = 3,
 180       y_max = 32000,
 181
 182       heat_point = 45,
 183       humidity_point = 19,
 184 })
 185 register_ocean_and_beach("Grove", "rp_default:sand")
 186 default.set_biome_info("Grove", "grassy")
 187
 188 minetest.register_biome(
 189    {
 190       name = "Wilderness",
 191
 192       node_top = "rp_default:dirt_with_grass",
 193       node_filler = "rp_default:dirt",
 194       node_riverbed = "rp_default:sand",
 195
 196       depth_filler = 6,
 197       depth_top = 1,
 198       depth_riverbed = 2,
 199
 200       y_min = 3,
 201       y_max = 32000,
 202
 203       heat_point = 76,
 204       humidity_point = 30,
 205 })
 206 register_ocean_and_beach("Wilderness", "rp_default:sand")
 207 default.set_biome_info("Wilderness", "grassy")
 208
 209 -- Note: Grassland is below Orchard
 210 minetest.register_biome(
 211    {
 212       name = "Grassland",
 213
 214       node_top = "rp_default:dirt_with_grass",
 215       node_filler = "rp_default:dirt",
 216       node_riverbed = "rp_default:sand",
 217
 218       depth_filler = 4,
 219       depth_top = 1,
 220       depth_riverbed = 2,
 221
 222       y_min = 3,
 223       y_max = ORCHARD_Y_MIN - 1,
 224
 225       heat_point = 71,
 226       humidity_point = 52,
 227 })
 228 register_ocean_and_beach("Grassland", "rp_default:sand")
 229 default.set_biome_info("Grassland", "grassy")
 230
 231 -- Note: Orchard is the 'highland' version of Grassland
 232 minetest.register_biome(
 233    {
 234       name = "Orchard",
 235
 236       node_top = "rp_default:dirt_with_grass",
 237       node_filler = "rp_default:dirt",
 238       node_riverbed = "rp_default:sand",
 239
 240       depth_filler = 4,
 241       depth_top = 1,
 242       depth_riverbed = 2,
 243
 244       y_min = ORCHARD_Y_MIN,
 245       y_max = 32000,
 246
 247       heat_point = 71,
 248       humidity_point = 52,
 249 })
 250 default.set_biome_info("Orchard", "grassy")
 251
 252 -- Note: Shrubbery is below Chaparral
 253 minetest.register_biome(
 254    {
 255       name = "Shrubbery",
 256
 257       node_top = "rp_default:dirt_with_grass",
 258       node_filler = "rp_default:dirt",
 259       node_riverbed = "rp_default:sand",
 260
 261       depth_filler = 3,
 262       depth_top = 1,
 263       depth_riverbed = 2,
 264
 265       y_min = 2,
 266       y_max = 55,
 267
 268       heat_point = 107,
 269       humidity_point = 45,
 270 })
 271 register_ocean_and_beach("Shrubbery", "rp_default:sand")
 272 default.set_biome_info("Shrubbery", "grassy")
 273
 274 -- Note: High biome. This is the highland version of Shrubbery
 275 minetest.register_biome(
 276    {
 277       name = "Chaparral",
 278
 279       node_top = "rp_default:dirt_with_dry_grass",
 280       node_filler = "rp_default:dry_dirt",
 281       node_riverbed = "rp_default:sand",
 282
 283       depth_filler = 0,
 284       depth_top = 1,
 285       depth_riverbed = 4,
 286
 287       y_min = 56,
 288       y_max = 32000,
 289
 290       heat_point = 107,
 291       humidity_point = 45,
 292 })
 293 default.set_biome_info("Chaparral", "savannic")
 294
 295 minetest.register_biome(
 296    {
 297       name = "Savanna",
 298
 299       node_top = "rp_default:dirt_with_dry_grass",
 300       node_filler = "rp_default:dry_dirt",
 301       node_riverbed = "rp_default:gravel",
 302
 303       depth_filler = 2,
 304       depth_top = 1,
 305       depth_riverbed = 3,
 306
 307       y_min = 2,
 308       y_max = 55,
 309
 310       heat_point = 101,
 311       humidity_point = 25,
 312 })
 313 register_ocean_and_beach("Savanna", "rp_default:sand")
 314 default.set_biome_info("Savanna", "savannic")
 315
 316 minetest.register_biome(
 317    {
 318       name = "Desert",
 319
 320       node_top = "rp_default:sand",
 321       node_filler = "rp_default:sandstone",
 322       node_riverbed = "rp_default:sand",
 323       node_dungeon = "rp_default:sandstone",
 324
 325       depth_filler = 8,
 326       depth_top = 3,
 327       depth_riverbed = 6,
 328
 329       y_min = 1,
 330       y_max = 32000,
 331
 332       heat_point = 112,
 333       humidity_point = 32,
 334 })
 335 register_ocean_and_beach("Desert", "rp_default:sand")
 336 default.set_biome_info("Desert", "desertic")
 337
 338 minetest.register_biome(
 339    {
 340       name = "Wasteland",
 341
 342       node_top = "rp_default:dry_dirt",
 343       node_filler = "rp_default:sandstone",
 344       node_riverbed = "rp_default:sandstone",
 345
 346       depth_filler = 3,
 347       depth_top = 1,
 348       depth_riverbed = 2,
 349
 350       y_min = 2,
 351       y_max = 32000,
 352
 353       heat_point = 95,
 354       humidity_point = 0,
 355 })
 356 register_ocean_and_beach("Wasteland", "rp_default:dry_dirt", 5, "rp_default:gravel")
 357 default.set_biome_info("Wasteland", "drylandic")
 358
 359 minetest.register_biome(
 360    {
 361       name = "Rocky Dryland",
 362
 363       node_top = "rp_default:dry_dirt",
 364       node_filler = "rp_default:dry_dirt",
 365       node_riverbed = "rp_default:gravel",
 366
 367       depth_filler = 0,
 368       depth_top = 1,
 369       depth_riverbed = 4,
 370
 371       y_min = 3,
 372       y_max = 32000,
 373
 374       heat_point = 79,
 375       humidity_point = 1,
 376 })
 377 register_ocean_and_beach("Rocky Dryland", "rp_default:gravel")
 378 default.set_biome_info("Rocky Dryland", "drylandic")
 379
 380 minetest.register_biome(
 381    {
 382       name = "Wooded Dryland",
 383
 384       node_top = "rp_default:dry_dirt",
 385       node_filler = "rp_default:dry_dirt",
 386       node_riverbed = "rp_default:gravel",
 387
 388       depth_filler = 4,
 389       depth_top = 1,
 390       depth_riverbed = 2,
 391
 392       y_min = 1,
 393       y_max = 32000,
 394
 395       heat_point = 78,
 396       humidity_point = 9,
 397 })
 398 register_ocean_and_beach("Wooded Dryland", "rp_default:dry_dirt")
 399 default.set_biome_info("Wooded Dryland", "drylandic")
 400
 401 minetest.register_biome(
 402    {
 403       name = "Savannic Wasteland",
 404
 405       node_top = "rp_default:dry_dirt",
 406       node_filler = "rp_default:sandstone",
 407       node_riverbed = "rp_default:gravel",
 408
 409       depth_filler = 2,
 410       depth_top = 1,
 411       depth_riverbed = 2,
 412
 413       y_min = 2,
 414       y_max = 32000,
 415
 416       heat_point = 94,
 417       humidity_point = 14,
 418 })
 419 register_ocean_and_beach("Savannic Wasteland", "rp_default:sand")
 420 default.set_biome_info("Savannic Wasteland", "savannic")
 421
 422 minetest.register_biome(
 423    {
 424       name = "Thorny Shrubs",
 425
 426       node_top = "rp_default:dirt_with_grass",
 427       node_filler = "rp_default:dirt",
 428       node_riverbed = "rp_default:gravel",
 429
 430       depth_filler = 4,
 431       depth_top = 1,
 432       depth_riverbed = 2,
 433
 434       y_min = 2,
 435       y_max = 200,
 436
 437       heat_point = 76,
 438       humidity_point = 15,
 439 })
 440 register_ocean_and_beach("Thorny Shrubs", "rp_default:sand")
 441 default.set_biome_info("Thorny Shrubs", "grassy")
 442
 443 minetest.register_biome(
 444    {
 445       name = "Mystery Forest",
 446
 447       node_top = "rp_default:dirt_with_grass",
 448       node_filler = "rp_default:dirt",
 449       node_riverbed = "rp_default:gravel",
 450
 451       depth_filler = 4,
 452       depth_top = 1,
 453       depth_riverbed = 2,
 454
 455       y_min = 1,
 456       y_max = 200,
 457
 458       heat_point = 18,
 459       humidity_point = 2,
 460 })
 461 register_ocean_and_beach("Mystery Forest", "rp_default:dirt")
 462 default.set_biome_info("Mystery Forest", "grassy")
 463
 464 minetest.register_biome(
 465    {
 466       name = "Poplar Plains",
 467
 468       node_top = "rp_default:dirt_with_grass",
 469       node_filler = "rp_default:dirt",
 470       node_riverbed = "rp_default:sand",
 471
 472       depth_filler = 4,
 473       depth_top = 1,
 474       depth_riverbed = 2,
 475
 476       y_min = 1,
 477       y_max = 32000,
 478
 479       heat_point = 47,
 480       humidity_point = 0,
 481 })
 482 register_ocean_and_beach("Poplar Plains", "rp_default:dirt")
 483 default.set_biome_info("Poplar Plains", "grassy")
 484
 485 minetest.register_biome(
 486    {
 487       name = "Baby Poplar Plains",
 488
 489       node_top = "rp_default:dirt_with_grass",
 490       node_filler = "rp_default:dirt",
 491       node_riverbed = "rp_default:sand",
 492
 493       depth_filler = 4,
 494       depth_top = 1,
 495       depth_riverbed = 2,
 496
 497       y_min = 2,
 498       y_max = 32000,
 499
 500       heat_point = 58,
 501       humidity_point = 9,
 502 })
 503 register_ocean_and_beach("Baby Poplar Plains", "rp_default:sand")
 504 default.set_biome_info("Baby Poplar Plains", "grassy")
 505
 506 minetest.register_biome(
 507    {
 508       name = "Tall Birch Forest",
 509
 510       node_top = "rp_default:dirt_with_grass",
 511       node_filler = "rp_default:dirt",
 512       node_riverbed = "rp_default:sand",
 513
 514       depth_filler = 3,
 515       depth_top = 1,
 516       depth_riverbed = 2,
 517
 518       y_min = 2,
 519       y_max = 32000,
 520
 521       heat_point = 6,
 522       humidity_point = 14,
 523 })
 524 register_ocean_and_beach("Tall Birch Forest", "rp_default:sand")
 525 default.set_biome_info("Tall Birch Forest", "grassy")
 526
 527 minetest.register_biome(
 528    {
 529       name = "Birch Forest",
 530
 531       node_top = "rp_default:dirt_with_grass",
 532       node_filler = "rp_default:dirt",
 533       node_riverbed = "rp_default:sand",
 534
 535       depth_filler = 3,
 536       depth_top = 1,
 537       depth_riverbed = 2,
 538
 539       y_min = 2,
 540       y_max = 32000,
 541
 542       heat_point = 18,
 543       humidity_point = 15,
 544 })
 545 register_ocean_and_beach("Birch Forest", "rp_default:sand")
 546 default.set_biome_info("Birch Forest", "grassy")
 547
 548 minetest.register_biome(
 549    {
 550       name = "Oak Shrubbery",
 551
 552       node_top = "rp_default:dirt_with_grass",
 553       node_filler = "rp_default:dirt",
 554       node_riverbed = "rp_default:gravel",
 555
 556       depth_filler = 3,
 557       depth_top = 1,
 558       depth_riverbed = 1,
 559
 560       y_min = 1,
 561       y_max = 32000,
 562
 563       heat_point = 37,
 564       humidity_point = 55,
 565 })
 566 register_ocean_and_beach("Oak Shrubbery", "rp_default:dirt")
 567 default.set_biome_info("Oak Shrubbery", "grassy")
 568
 569 minetest.register_biome(
 570    {
 571       name = "Oak Forest",
 572
 573       node_top = "rp_default:dirt_with_grass",
 574       node_filler = "rp_default:dirt",
 575       node_riverbed = "rp_default:gravel",
 576
 577       depth_filler = 5,
 578       depth_top = 1,
 579       depth_riverbed = 1,
 580
 581       y_min = 1,
 582       y_max = 32000,
 583
 584       heat_point = 22,
 585       humidity_point = 52,
 586 })
 587 register_ocean_and_beach("Oak Forest", "rp_default:sand")
 588 default.set_biome_info("Oak Forest", "grassy")
 589
 590 minetest.register_biome(
 591    {
 592       name = "Tall Oak Forest",
 593
 594       node_top = "rp_default:dirt_with_grass",
 595       node_filler = "rp_default:dirt",
 596       node_riverbed = "rp_default:gravel",
 597
 598       depth_filler = 6,
 599       depth_top = 1,
 600       depth_riverbed = 2,
 601
 602       y_min = 1,
 603       y_max = 32000,
 604
 605       heat_point = 10,
 606       humidity_point = 43,
 607 })
 608 register_ocean_and_beach("Tall Oak Forest", "rp_default:sand")
 609 default.set_biome_info("Tall Oak Forest", "grassy")
 610
 611 minetest.register_biome(
 612    {
 613       name = "Dense Oak Forest",
 614
 615       node_top = "rp_default:dirt_with_grass",
 616       node_filler = "rp_default:dirt",
 617       node_riverbed = "rp_default:gravel",
 618
 619       depth_filler = 7,
 620       depth_top = 1,
 621       depth_riverbed = 3,
 622
 623       y_min = 1,
 624       y_max = 32000,
 625
 626       heat_point = 0,
 627       humidity_point = 43,
 628 })
 629 register_ocean_and_beach("Dense Oak Forest", "rp_default:sand")
 630 default.set_biome_info("Dense Oak Forest", "grassy")
 631
 632 -- Equivalent to Pixture's original 'Swamp' biome
 633 minetest.register_biome(
 634    {
 635       name = "Swamp Meadow",
 636
 637       node_top = "rp_default:dirt_with_swamp_grass",
 638       node_filler = "rp_default:swamp_dirt",
 639       node_cave_liquid = "rp_default:swamp_water_source",
 640       node_riverbed = "rp_default:swamp_dirt",
 641
 642       depth_filler = 7,
 643       depth_top = 1,
 644       depth_riverbed = 4,
 645
 646       y_min = 1,
 647       y_max = SWAMP_Y_MAX,
 648
 649       heat_point = 62,
 650       humidity_point = 93,
 651 })
 652 register_ocean_and_beach("Swamp Meadow", "rp_default:dirt", 5, "rp_default:swamp_dirt")
 653 default.set_biome_info("Swamp Meadow", "swampy")
 654
 655 minetest.register_biome(
 656    {
 657       name = "Mixed Swamp",
 658
 659       node_top = "rp_default:dirt_with_swamp_grass",
 660       node_filler = "rp_default:swamp_dirt",
 661       node_cave_liquid = "rp_default:swamp_water_source",
 662       node_riverbed = "rp_default:swamp_dirt",
 663
 664       depth_filler = 7,
 665       depth_top = 1,
 666       depth_riverbed = 3,
 667
 668       y_min = 1,
 669       y_max = SWAMP_Y_MAX,
 670
 671       heat_point = 36,
 672       humidity_point = 87,
 673 })
 674 register_ocean_and_beach("Mixed Swamp", "rp_default:dirt", 5, "rp_default:swamp_dirt")
 675 default.set_biome_info("Mixed Swamp", "swamp")
 676
 677 minetest.register_biome(
 678    {
 679       name = "Swamp Forest",
 680
 681       node_top = "rp_default:dirt_with_swamp_grass",
 682       node_filler = "rp_default:swamp_dirt",
 683       node_cave_liquid = "rp_default:swamp_water_source",
 684       node_riverbed = "rp_default:swamp_dirt",
 685
 686       depth_filler = 5,
 687       depth_top = 1,
 688       depth_riverbed = 4,
 689
 690       y_min = 1,
 691       y_max = SWAMP_Y_MAX,
 692
 693       heat_point = 12,
 694       humidity_point = 83,
 695 })
 696 register_ocean_and_beach("Swamp Forest", "rp_default:dirt", 5, "rp_default:swamp_dirt")
 697 default.set_biome_info("Swamp Forest", "swampy")
 698
 699 minetest.register_biome(
 700    {
 701       name = "Dry Swamp",
 702
 703       node_top = "rp_default:dirt_with_swamp_grass",
 704       node_filler = "rp_default:swamp_dirt",
 705       node_riverbed = "rp_default:swamp_dirt",
 706
 707       depth_filler = 6,
 708       depth_top = 1,
 709       depth_riverbed = 2,
 710
 711       y_min = 1,
 712       y_max = SWAMP_Y_MAX,
 713
 714       heat_point = 0,
 715       humidity_point = 67,
 716 })
 717 register_ocean_and_beach("Dry Swamp", "rp_default:dirt", 5, "rp_default:dirt") -- force creation of beach sub-biome
 718 default.set_biome_info("Dry Swamp", "swampy")
 719
 720 minetest.register_biome(
 721    {
 722       name = "Papyrus Swamp",
 723
 724       node_top = "rp_default:dirt_with_swamp_grass",
 725       node_filler = "rp_default:swamp_dirt",
 726       node_cave_liquid = "rp_default:swamp_water_source",
 727       node_riverbed = "rp_default:swamp_dirt",
 728
 729       depth_filler = 4,
 730       depth_top = 1,
 731       depth_riverbed = 3,
 732
 733       y_min = 2,
 734       y_max = SWAMP_Y_MAX,
 735
 736       heat_point = 49,
 737       humidity_point = 89,
 738 })
 739 register_ocean_and_beach("Papyrus Swamp", "rp_default:swamp_dirt", 2, "rp_default:sand")
 740 default.set_biome_info("Papyrus Swamp", "swampy")
 741
 742 -- Special Underground biome
 743 minetest.register_biome(
 744    {
 745       name = "Underground",
 746
 747       y_min = -31000,
 748       y_max = UNDERGROUND_Y_MAX,
 749
 750       heat_point = 50,
 751       humidity_point = 50,
 752 })
 753 default.set_biome_info("Underground", "undergroundy")
 754
 755 end
 756
 757 local function spring_ore_np(seed)
 758         return {
 759                 offset  = 0,
 760                 scale   = 1,
 761                 spread  = {x=250, y=250, z=250},
 762                 seed    = seed or 12345,
 763                 octaves = 3,
 764                 persist = 0.6,
 765                 lacunarity = 2,
 766                 flags = "defaults",
 767         }
 768 end
 769
 770 -- Water
 771
 772 minetest.register_ore( -- Springs
 773    {
 774       ore_type       = "blob",
 775       ore            = "rp_default:water_source",
 776       wherein        = "rp_default:dirt_with_grass",
 777       biomes         = {"Grassland"},
 778       clust_scarcity = 26*26*26,
 779       clust_num_ores = 1,
 780       clust_size     = 1,
 781       y_min          = 20,
 782       y_max          = 31000,
 783       noise_params   = spring_ore_np(),
 784 })
 785
 786 minetest.register_ore( -- Pools
 787    {
 788       ore_type       = "blob",
 789       ore            = "rp_default:water_source",
 790       wherein        = "rp_default:dirt_with_grass",
 791       biomes         = {"Wilderness"},
 792       clust_scarcity = 32*32*32,
 793       clust_num_ores = 20,
 794       clust_size     = 6,
 795       y_min          = 10,
 796       y_max          = 30,
 797       noise_params   = spring_ore_np(),
 798 })
 799 if mg_name ~= "v6" then
 800 minetest.register_ore( -- Swamp (big springs)
 801    {
 802       ore_type       = "blob",
 803       ore            = "rp_default:swamp_water_source",
 804       wherein        = {"rp_default:dirt_with_swamp_grass", "rp_default:swamp_dirt"},
 805       biomes         = {"Mixed Swamp", "Papyrus Swamp", "Swamp Forest", "Swamp Meadow"},
 806       clust_scarcity = 7*7*7,
 807       clust_num_ores = 10,
 808       clust_size     = 4,
 809       y_min          = -31000,
 810       y_max          = 31000,
 811       noise_params   = spring_ore_np(13943),
 812 })
 813 minetest.register_ore( -- Swamp (medium springs)
 814    {
 815       ore_type       = "blob",
 816       ore            = "rp_default:swamp_water_source",
 817       wherein        = {"rp_default:dirt_with_swamp_grass", "rp_default:swamp_dirt"},
 818       biomes         = {"Mixed Swamp", "Papyrus Swamp", "Swamp Forest", "Swamp Meadow"},
 819       clust_scarcity = 5*5*5,
 820       clust_num_ores = 8,
 821       clust_size     = 2,
 822       y_min          = -31000,
 823       y_max          = 31000,
 824       noise_params   = spring_ore_np(49494),
 825 })
 826
 827 minetest.register_ore( -- Swamp (small springs)
 828    {
 829       ore_type       = "blob",
 830       ore            = "rp_default:swamp_water_source",
 831       wherein        = {"rp_default:dirt_with_swamp_grass", "rp_default:swamp_dirt"},
 832       biomes         = {"Mixed Swamp", "Papyrus Swamp", "Swamp Forest", "Swamp Meadow"},
 833       clust_scarcity = 6*6*6,
 834       clust_num_ores = 1,
 835       clust_size     = 1,
 836       y_min          = -31000,
 837       y_max          = 31000,
 838       noise_params   = spring_ore_np(59330),
 839 })
 840
 841 minetest.register_ore( -- Marsh
 842    {
 843       ore_type       = "blob",
 844       ore            = "rp_default:swamp_water_source",
 845       wherein        = {"rp_default:dirt_with_grass", "rp_default:dirt"},
 846       biomes         = {"Marsh"},
 847       clust_scarcity = 8*8*8,
 848       clust_num_ores = 10,
 849       clust_size     = 6,
 850       y_min          = -31000,
 851       y_max          = 31000,
 852       noise_params   = spring_ore_np(),
 853 })
 854
 855 minetest.register_ore(
 856    {
 857       ore_type       = "blob",
 858       ore            = "rp_default:gravel",
 859       wherein        = "rp_default:dry_dirt",
 860       biomes = {"Rocky Dryland"},
 861       clust_scarcity = 8*8*8,
 862       clust_size     = 8,
 863       y_min          = -31000,
 864       y_max          = 31000,
 865       noise_params = {
 866               octaves = 1,
 867               scale = 1,
 868               offset = 0,
 869               spread = { x = 100, y = 100, z = 100 },
 870               lacunarity = 2.0,
 871               persistence = 0.5,
 872               seed = 43400,
 873       },
 874 })
 875 minetest.register_ore(
 876    {
 877       ore_type       = "blob",
 878       ore            = "rp_default:stone",
 879       wherein        = "rp_default:dry_dirt",
 880       biomes = {"Rocky Dryland"},
 881       clust_scarcity = 8*8*8,
 882       clust_size     = 7,
 883       y_min          = -31000,
 884       y_max          = 31000,
 885       noise_params = {
 886               octaves = 1,
 887               scale = 1,
 888               offset = 0,
 889               spread = { x = 100, y = 100, z = 100 },
 890               lacunarity = 2.0,
 891               persistence = 0.5,
 892               seed = 13940,
 893       },
 894 })
 895
 896 minetest.register_ore( -- Dry Swamp (dirt)
 897    {
 898       ore_type       = "blob",
 899       ore            = "rp_default:dirt_with_grass",
 900       wherein        = {"rp_default:dirt_with_swamp_grass"},
 901       biomes         = {"Dry Swamp"},
 902       clust_scarcity = 3*3*3,
 903       clust_num_ores = 10,
 904       clust_size     = 4,
 905       y_min          = -31000,
 906       y_max          = 31000,
 907       noise_params   = spring_ore_np(13943),
 908 })
 909 minetest.register_ore( -- Dry Swamp (dirt)
 910    {
 911       ore_type       = "blob",
 912       ore            = "rp_default:dirt",
 913       wherein        = {"rp_default:swamp_dirt"},
 914       biomes         = {"Dry Swamp"},
 915       clust_scarcity = 3*3*3,
 916       clust_num_ores = 10,
 917       clust_size     = 4,
 918       y_min          = -31000,
 919       y_max          = 31000,
 920       noise_params   = spring_ore_np(13943),
 921 })
 922 minetest.register_ore(
 923    {
 924       ore_type       = "scatter",
 925       ore            = "rp_default:dirt_with_dry_grass",
 926       wherein        = "rp_default:dry_dirt",
 927       biomes = {"Savannic Wasteland"},
 928       clust_scarcity = 6*6*6,
 929       clust_size     = 6,
 930       clust_num_ores = 40,
 931       y_min          = 2,
 932       y_max          = 31000,
 933       noise_params = {
 934               octaves = 1,
 935               scale = 1,
 936               offset = 0.1,
 937               spread = { x = 100, y = 100, z = 100 },
 938               lacunarity = 2.0,
 939               persistence = 0.5,
 940               seed = 12449,
 941       },
 942 })
 943
 944 minetest.register_ore(
 945    {
 946       ore_type       = "blob",
 947       ore            = "rp_default:dirt_with_dry_grass",
 948       wherein        = "rp_default:dry_dirt",
 949       biomes = {"Savannic Wasteland"},
 950       clust_scarcity = 7*7*7,
 951       clust_size     = 4,
 952       y_min          = 2,
 953       y_max          = 31000,
 954       noise_params = {
 955               octaves = 2,
 956               scale = 1,
 957               offset = 0.2,
 958               spread = { x = 100, y = 100, z = 100 },
 959               lacunarity = 2.0,
 960               persistence = 0.5,
 961               seed = 12450,
 962       },
 963 })
 964
 965 minetest.register_ore(
 966    {
 967       ore_type       = "scatter",
 968       ore            = "rp_default:stone_with_sulfur",
 969       wherein        = "rp_default:stone",
 970       biomes         = { "Rocky Dryland", "Wooded Dryland"},
 971       clust_scarcity = 9*9*9,
 972       clust_num_ores = 1,
 973       clust_size     = 1,
 974       y_min          = -8,
 975       y_max          = 32,
 976 })
 977
 978
 979 end
 980
 981
 982 --[[ DECORATIONS ]]
 983 -- The decorations are roughly ordered by size;
 984 -- largest decorations first.
 985
 986 -- Tree decorations
 987
 988 if mg_name ~= "v6" then
 989 minetest.register_decoration(
 990    {
 991       name = "rp_default:giga_birch_tree",
 992       deco_type = "schematic",
 993       place_on = {"rp_default:dirt_with_grass"},
 994       sidelen = 16,
 995       fill_ratio = 0.023,
 996       biomes = {"Deep Forest"},
 997       flags = "place_center_x, place_center_z",
 998       schematic = minetest.get_modpath("rp_default")
 999          .. "/schematics/rp_default_giga_birch_tree.mts",
1000       rotation = "random",
1001       y_min = -32000,
1002       y_max = 32000,
1003 })
1004
1005 minetest.register_decoration(
1006    {
1007       deco_type = "schematic",
1008       place_on = {"rp_default:dirt_with_grass"},
1009       sidelen = 16,
1010       fill_ratio = 0.004,
1011       biomes = {"Grove"},
1012       flags = "place_center_x, place_center_z",
1013       schematic = minetest.get_modpath("rp_default")
1014          .. "/schematics/rp_default_tall_grove_tree.mts",
1015       y_min = 0,
1016       y_max = 32000,
1017 })
1018
1019 minetest.register_decoration(
1020    {
1021       deco_type = "schematic",
1022       place_on = {"rp_default:dirt_with_grass"},
1023       sidelen = 16,
1024       fill_ratio = 0.008,
1025       biomes = {"Forest"},
1026       flags = "place_center_x, place_center_z",
1027       schematic = minetest.get_modpath("rp_default")
1028          .. "/schematics/rp_default_coniferlike_tree.mts",
1029       y_min = -32000,
1030       y_max = 32000,
1031 })
1032
1033 minetest.register_decoration(
1034    {
1035       deco_type = "schematic",
1036       place_on = {"rp_default:dirt_with_grass"},
1037       sidelen = 16,
1038       fill_ratio = 0.015,
1039       biomes = {"Tall Birch Forest"},
1040       flags = "place_center_x, place_center_z",
1041       schematic = minetest.get_modpath("rp_default")
1042          .. "/schematics/rp_default_birch_cuboid_tall.mts",
1043       y_min = -32000,
1044       y_max = 32000,
1045 })
1046 minetest.register_decoration(
1047    {
1048       deco_type = "schematic",
1049       place_on = {"rp_default:dirt_with_grass"},
1050       sidelen = 16,
1051       fill_ratio = 0.0001,
1052       biomes = {"Tall Birch Forest"},
1053       flags = "place_center_x, place_center_z",
1054       schematic = minetest.get_modpath("rp_default")
1055          .. "/schematics/rp_default_layer_birch_2.mts",
1056       y_min = -32000,
1057       y_max = 32000,
1058 })
1059 minetest.register_decoration(
1060    {
1061       deco_type = "schematic",
1062       place_on = {"rp_default:dirt_with_grass"},
1063       sidelen = 16,
1064       fill_ratio = 0.00075,
1065       biomes = {"Tall Birch Forest"},
1066       flags = "place_center_x, place_center_z",
1067       schematic = minetest.get_modpath("rp_default")
1068          .. "/schematics/rp_default_birch_candlestick.mts",
1069       y_min = -32000,
1070       y_max = 32000,
1071 })
1072
1073
1074 minetest.register_decoration(
1075    {
1076       deco_type = "schematic",
1077       place_on = {"rp_default:dirt_with_grass"},
1078       sidelen = 16,
1079       fill_ratio = 0.004,
1080       biomes = {"Forest"},
1081       flags = "place_center_x, place_center_z",
1082       schematic = minetest.get_modpath("rp_default")
1083          .. "/schematics/rp_default_birch_cuboid_3x3_short.mts",
1084       y_min = -32000,
1085       y_max = 32000,
1086 })
1087
1088 minetest.register_decoration(
1089    {
1090       deco_type = "schematic",
1091       place_on = {"rp_default:dirt_with_grass"},
1092       sidelen = 16,
1093       fill_ratio = 0.0003,
1094       biomes = {"Birch Forest"},
1095       flags = "place_center_x, place_center_z",
1096       schematic = minetest.get_modpath("rp_default")
1097          .. "/schematics/rp_default_birch_cuboid_5x4.mts",
1098       y_min = -32000,
1099       y_max = 32000,
1100 })
1101 minetest.register_decoration(
1102    {
1103       deco_type = "schematic",
1104       place_on = {"rp_default:dirt_with_grass"},
1105       sidelen = 16,
1106       fill_ratio = 0.001,
1107       biomes = {"Birch Forest"},
1108       flags = "place_center_x, place_center_z",
1109       schematic = minetest.get_modpath("rp_default")
1110          .. "/schematics/rp_default_birch_cuboid_3x4.mts",
1111       y_min = -32000,
1112       y_max = 32000,
1113 })
1114 minetest.register_decoration(
1115    {
1116       deco_type = "schematic",
1117       place_on = {"rp_default:dirt_with_grass"},
1118       sidelen = 16,
1119       fill_ratio = 0.003,
1120       biomes = {"Birch Forest"},
1121       flags = "place_center_x, place_center_z",
1122       schematic = minetest.get_modpath("rp_default")
1123          .. "/schematics/rp_default_birch_cuboid_3x3_long.mts",
1124       y_min = -32000,
1125       y_max = 32000,
1126 })
1127 minetest.register_decoration(
1128    {
1129       deco_type = "schematic",
1130       place_on = {"rp_default:dirt_with_grass"},
1131       sidelen = 16,
1132       fill_ratio = 0.001,
1133       biomes = {"Birch Forest"},
1134       flags = "place_center_x, place_center_z",
1135       schematic = minetest.get_modpath("rp_default")
1136          .. "/schematics/rp_default_birch_cuboid_3x3_short.mts",
1137       y_min = -32000,
1138       y_max = 32000,
1139 })
1140 minetest.register_decoration(
1141    {
1142       deco_type = "schematic",
1143       place_on = {"rp_default:dirt_with_grass"},
1144       sidelen = 16,
1145       fill_ratio = 0.0001,
1146       biomes = {"Birch Forest"},
1147       flags = "place_center_x, place_center_z",
1148       schematic = minetest.get_modpath("rp_default")
1149          .. "/schematics/rp_default_birch_plus.mts",
1150       y_min = -32000,
1151       y_max = 32000,
1152 })
1153 minetest.register_decoration(
1154    {
1155       deco_type = "schematic",
1156       place_on = {"rp_default:dirt_with_grass"},
1157       sidelen = 16,
1158       fill_ratio = 0.0002,
1159       biomes = {"Birch Forest"},
1160       flags = "place_center_x, place_center_z",
1161       schematic = minetest.get_modpath("rp_default")
1162          .. "/schematics/rp_default_apple_tree_empty.mts",
1163       y_min = -32000,
1164       y_max = 32000,
1165 })
1166
1167
1168
1169 minetest.register_decoration(
1170    {
1171       deco_type = "schematic",
1172       place_on = {"rp_default:dirt_with_grass"},
1173       sidelen = 16,
1174       fill_ratio = 0.004,
1175       biomes = {"Dry Swamp"},
1176       flags = "place_center_x, place_center_z",
1177       schematic = minetest.get_modpath("rp_default")
1178          .. "/schematics/rp_default_birch_cuboid_3x3_short.mts",
1179       y_min = -32000,
1180       y_max = 32000,
1181 })
1182
1183 minetest.register_decoration(
1184    {
1185       deco_type = "schematic",
1186       place_on = {"rp_default:dirt_with_grass"},
1187       sidelen = 16,
1188       fill_ratio = 0.00035,
1189       biomes = {"Orchard"},
1190       flags = "place_center_x, place_center_z",
1191       schematic = minetest.get_modpath("rp_default")
1192          .. "/schematics/rp_default_apple_tree_big.mts",
1193       y_min = 15,
1194       y_max = 32000,
1195 })
1196
1197 minetest.register_decoration(
1198    {
1199       deco_type = "schematic",
1200       place_on = {"rp_default:dirt_with_grass"},
1201       sidelen = 16,
1202       fill_ratio = 0.007,
1203       biomes = {"Orchard"},
1204       flags = "place_center_x, place_center_z",
1205       schematic = minetest.get_modpath("rp_default")
1206          .. "/schematics/rp_default_apple_tree.mts",
1207       y_min = 10,
1208       y_max = 32000,
1209 })
1210
1211 minetest.register_decoration(
1212    {
1213       deco_type = "schematic",
1214       place_on = {"rp_default:dirt_with_grass"},
1215       sidelen = 16,
1216       fill_ratio = 0.000033,
1217       biomes = {"Thorny Shrubs"},
1218       flags = "place_center_x, place_center_z",
1219       schematic = minetest.get_modpath("rp_default")
1220          .. "/schematics/rp_default_apple_tree.mts",
1221       y_min = -32000,
1222       y_max = 32000,
1223 })
1224 minetest.register_decoration(
1225    {
1226       deco_type = "schematic",
1227       place_on = {"rp_default:dirt_with_grass"},
1228       sidelen = 16,
1229       fill_ratio = 0.00067,
1230       biomes = {"Thorny Shrubs"},
1231       flags = "place_center_x, place_center_z",
1232       schematic = minetest.get_modpath("rp_default")
1233          .. "/schematics/rp_default_apple_tree_empty.mts",
1234       y_min = -32000,
1235       y_max = 32000,
1236 })
1237
1238
1239 minetest.register_decoration(
1240    {
1241       deco_type = "schematic",
1242       place_on = {"rp_default:dirt_with_grass"},
1243       sidelen = 16,
1244       fill_ratio = 0.009,
1245       biomes = {"Forest", "Deep Forest"},
1246       flags = "place_center_x, place_center_z",
1247       schematic = minetest.get_modpath("rp_default")
1248          .. "/schematics/rp_default_apple_tree.mts",
1249       y_min = -32000,
1250       y_max = 32000,
1251 })
1252
1253 minetest.register_decoration(
1254    {
1255       deco_type = "schematic",
1256       place_on = {"rp_default:dirt_with_grass"},
1257       sidelen = 16,
1258       fill_ratio = 0.0009,
1259       biomes = {"Oak Forest"},
1260       flags = "place_center_x, place_center_z",
1261       schematic = minetest.get_modpath("rp_default")
1262          .. "/schematics/rp_default_oak_tree_big_1.mts",
1263       y_min = 1,
1264       y_max = 32000,
1265 })
1266
1267 minetest.register_decoration(
1268    {
1269       deco_type = "schematic",
1270       place_on = {"rp_default:dirt_with_grass"},
1271       sidelen = 16,
1272       fill_ratio = 0.0045,
1273       biomes = {"Tall Oak Forest"},
1274       flags = "place_center_x, place_center_z",
1275       schematic = minetest.get_modpath("rp_default")
1276          .. "/schematics/rp_default_oak_tree_big_1.mts",
1277       y_min = 1,
1278       y_max = 32000,
1279 })
1280 minetest.register_decoration(
1281    {
1282       deco_type = "schematic",
1283       place_on = {"rp_default:dirt_with_grass"},
1284       sidelen = 16,
1285       fill_ratio = 0.0045,
1286       biomes = {"Tall Oak Forest"},
1287       flags = "place_center_x, place_center_z",
1288       schematic = minetest.get_modpath("rp_default")
1289          .. "/schematics/rp_default_oak_tree_big_2.mts",
1290       y_min = 1,
1291       y_max = 32000,
1292 })
1293
1294
1295 minetest.register_decoration(
1296    {
1297       deco_type = "schematic",
1298       place_on = {"rp_default:dirt_with_grass"},
1299       sidelen = 16,
1300       fill_ratio = 0.035,
1301       biomes = {"Dense Oak Forest"},
1302       flags = "place_center_x, place_center_z",
1303       schematic = minetest.get_modpath("rp_default")
1304          .. "/schematics/rp_default_oak_tree_big_1.mts",
1305       y_min = 1,
1306       y_max = 32000,
1307 })
1308 minetest.register_decoration(
1309    {
1310       deco_type = "schematic",
1311       place_on = {"rp_default:dirt_with_grass"},
1312       sidelen = 16,
1313       fill_ratio = 0.035,
1314       biomes = {"Dense Oak Forest"},
1315       flags = "place_center_x, place_center_z",
1316       schematic = minetest.get_modpath("rp_default")
1317          .. "/schematics/rp_default_oak_tree_big_2.mts",
1318       y_min = 1,
1319       y_max = 32000,
1320 })
1321
1322
1323
1324 minetest.register_decoration(
1325    {
1326       deco_type = "schematic",
1327       place_on = {"rp_default:dirt_with_swamp_grass", "rp_default:swamp_dirt"},
1328       sidelen = 16,
1329       fill_ratio = 0.0008,
1330       biomes = {"Mixed Swamp", "Mixed Swamp Beach"},
1331       flags = "place_center_x, place_center_z",
1332       schematic = minetest.get_modpath("rp_default")
1333          .. "/schematics/rp_default_swamp_oak.mts",
1334       y_min = 0,
1335       y_max = 32000,
1336 })
1337
1338 minetest.register_decoration(
1339    {
1340       deco_type = "schematic",
1341       place_on = {"rp_default:dirt_with_swamp_grass", "rp_default:swamp_dirt"},
1342       sidelen = 16,
1343       fill_ratio = 0.006,
1344       biomes = {"Swamp Forest", "Swamp Forest Beach"},
1345       flags = "place_center_x, place_center_z",
1346       schematic = minetest.get_modpath("rp_default")
1347          .. "/schematics/rp_default_swamp_oak.mts",
1348       y_min = 0,
1349       y_max = 32000,
1350 })
1351
1352 minetest.register_decoration(
1353    {
1354       deco_type = "schematic",
1355       place_on = {"rp_default:dirt_with_swamp_grass", "rp_default:swamp_dirt", "rp_default:dirt"},
1356       sidelen = 16,
1357       fill_ratio = 0.0001,
1358       biomes = {"Swamp Forest", "Swamp Forest Beach"},
1359       flags = "place_center_x, place_center_z",
1360       schematic = minetest.get_modpath("rp_default")
1361          .. "/schematics/rp_default_swamp_birch.mts",
1362       y_min = 0,
1363       y_max = 32000,
1364 })
1365 minetest.register_decoration(
1366    {
1367       deco_type = "schematic",
1368       place_on = {"rp_default:dirt_with_swamp_grass", "rp_default:swamp_dirt", "rp_default:dirt"},
1369       sidelen = 16,
1370       fill_ratio = 0.003,
1371       biomes = {"Dry Swamp", "Dry Swamp Beach"},
1372       flags = "place_center_x, place_center_z",
1373       schematic = minetest.get_modpath("rp_default")
1374          .. "/schematics/rp_default_swamp_birch.mts",
1375       y_min = 0,
1376       y_max = 32000,
1377 })
1378
1379
1380
1381 local MYSTERY_FOREST_SPREAD = { x=500, y=500, z=500 }
1382 local MYSTERY_FOREST_OFFSET = 0.001
1383 local MYSTERY_FOREST_OFFSET_STAIRCASE = -0.001
1384 local MYSTERY_FOREST_OFFSET_APPLES = -0.0005
1385 local MYSTERY_FOREST_SCALE = 0.008
1386
1387 minetest.register_decoration(
1388    {
1389       deco_type = "schematic",
1390       place_on = {"rp_default:dirt_with_grass"},
1391       sidelen = 16,
1392       biomes = {"Mystery Forest"},
1393       flags = "place_center_x, place_center_z",
1394       schematic = minetest.get_modpath("rp_default")
1395          .. "/schematics/rp_default_staircase_tree.mts",
1396       y_min = 1,
1397       y_max = 32000,
1398       noise_params = {
1399               octaves = 2,
1400               scale = -MYSTERY_FOREST_SCALE,
1401               offset = MYSTERY_FOREST_OFFSET_STAIRCASE,
1402               spread = MYSTERY_FOREST_SPREAD,
1403               lacunarity = 2.0,
1404               persistence = 0.5,
1405               seed = 49204,
1406       },
1407 })
1408
1409 minetest.register_decoration(
1410    {
1411       deco_type = "schematic",
1412       place_on = {"rp_default:dirt_with_grass"},
1413       sidelen = 16,
1414       biomes = {"Mystery Forest"},
1415       flags = "place_center_x, place_center_z",
1416       schematic = minetest.get_modpath("rp_default")
1417          .. "/schematics/rp_default_layer_birch.mts",
1418       y_min = 1,
1419       y_max = 32000,
1420       noise_params = {
1421               octaves = 2,
1422               scale = MYSTERY_FOREST_SCALE,
1423               offset = MYSTERY_FOREST_OFFSET,
1424               spread = MYSTERY_FOREST_SPREAD,
1425               lacunarity = 2.0,
1426               persistence = 0.5,
1427               seed = 49204,
1428       },
1429 })
1430
1431 minetest.register_decoration(
1432    {
1433       deco_type = "schematic",
1434       place_on = {"rp_default:dirt_with_grass"},
1435       sidelen = 16,
1436       biomes = {"Mystery Forest"},
1437       flags = "place_center_x, place_center_z",
1438       schematic = minetest.get_modpath("rp_default")
1439          .. "/schematics/rp_default_telephone_tree.mts",
1440       y_min = 1,
1441       y_max = 32000,
1442       noise_params = {
1443               octaves = 2,
1444               scale = -MYSTERY_FOREST_SCALE,
1445               offset = MYSTERY_FOREST_OFFSET,
1446               spread = MYSTERY_FOREST_SPREAD,
1447               lacunarity = 2.0,
1448               persistence = 0.5,
1449               seed = 49204,
1450       },
1451 })
1452
1453 minetest.register_decoration(
1454    {
1455       deco_type = "schematic",
1456       place_on = {"rp_default:dirt_with_grass"},
1457       sidelen = 16,
1458       biomes = {"Mystery Forest"},
1459       flags = "place_center_x, place_center_z",
1460       schematic = minetest.get_modpath("rp_default")
1461          .. "/schematics/rp_default_telephone_tree_apples.mts",
1462       y_min = 1,
1463       y_max = 32000,
1464       noise_params = {
1465               octaves = 2,
1466               scale = -MYSTERY_FOREST_SCALE,
1467               offset = MYSTERY_FOREST_OFFSET_APPLES,
1468               spread = MYSTERY_FOREST_SPREAD,
1469               lacunarity = 2.0,
1470               persistence = 0.5,
1471               seed = 49204,
1472       },
1473 })
1474
1475
1476
1477
1478 minetest.register_decoration(
1479    {
1480       deco_type = "schematic",
1481       place_on = {"rp_default:dirt_with_grass"},
1482       sidelen = 16,
1483       biomes = {"Mystery Forest"},
1484       flags = "place_center_x, place_center_z",
1485       schematic = minetest.get_modpath("rp_default")
1486          .. "/schematics/rp_default_cross_birch.mts",
1487       y_min = 1,
1488       y_max = 32000,
1489       noise_params = {
1490               octaves = 2,
1491               scale = MYSTERY_FOREST_SCALE,
1492               offset = MYSTERY_FOREST_OFFSET,
1493               spread = MYSTERY_FOREST_SPREAD,
1494               lacunarity = 2.0,
1495               persistence = 0.5,
1496               seed = 49204,
1497       },
1498 })
1499
1500 minetest.register_decoration(
1501    {
1502       deco_type = "schematic",
1503       place_on = {"rp_default:dirt_with_grass"},
1504       sidelen = 16,
1505       biomes = {"Poplar Plains"},
1506       flags = "place_center_x, place_center_z",
1507       schematic = minetest.get_modpath("rp_default")
1508          .. "/schematics/rp_default_poplar_large.mts",
1509       y_min = 1,
1510       y_max = 32000,
1511       noise_params = {
1512               octaves = 2,
1513               scale = 0.01,
1514               offset = -0.004,
1515               spread = {x=50,y=50,z=50},
1516               lacunarity = 2.0,
1517               persistence = 0.5,
1518               seed = 94325,
1519       },
1520 })
1521 minetest.register_decoration(
1522    {
1523       deco_type = "schematic",
1524       place_on = {"rp_default:dirt_with_grass"},
1525       sidelen = 16,
1526       biomes = {"Poplar Plains"},
1527       flags = "place_center_x, place_center_z",
1528       schematic = minetest.get_modpath("rp_default")
1529          .. "/schematics/rp_default_poplar_small.mts",
1530       y_min = 1,
1531       y_max = 32000,
1532       noise_params = {
1533               octaves = 2,
1534               scale = 0.01,
1535               offset = -0.001,
1536               spread = {x=50,y=50,z=50},
1537               lacunarity = 2.0,
1538               persistence = 0.5,
1539               seed = 94325,
1540       },
1541 })
1542 minetest.register_decoration(
1543    {
1544       deco_type = "schematic",
1545       place_on = {"rp_default:dirt_with_grass"},
1546       fill_ratio = 0.0002,
1547       sidelen = 16,
1548       biomes = {"Poplar Plains"},
1549       flags = "place_center_x, place_center_z",
1550       schematic = minetest.get_modpath("rp_default")
1551          .. "/schematics/rp_default_poplar_small.mts",
1552       y_min = 1,
1553       y_max = 32000,
1554 })
1555
1556 -- Small poplar tree blobs
1557 minetest.register_decoration(
1558    {
1559       deco_type = "schematic",
1560       place_on = {"rp_default:dirt_with_grass"},
1561       sidelen = 8,
1562       biomes = {"Baby Poplar Plains"},
1563       flags = "place_center_x, place_center_z",
1564       schematic = minetest.get_modpath("rp_default")
1565          .. "/schematics/rp_default_poplar_small.mts",
1566       y_min = 1,
1567       y_max = 32000,
1568       noise_params = {
1569               octaves = 2,
1570               scale = 0.05,
1571               offset = -0.032,
1572               spread = {x=24,y=24,z=24},
1573               lacunarity = 2.0,
1574               persistence = 0.5,
1575               seed = 94325,
1576       },
1577 })
1578
1579 -- Occasional lonely poplars
1580 minetest.register_decoration(
1581    {
1582       deco_type = "schematic",
1583       place_on = {"rp_default:dirt_with_grass"},
1584       sidelen = 16,
1585       fill_ratio = 0.0002,
1586       biomes = {"Baby Poplar Plains"},
1587       flags = "place_center_x, place_center_z",
1588       schematic = minetest.get_modpath("rp_default")
1589          .. "/schematics/rp_default_poplar_small.mts",
1590       y_min = 1,
1591       y_max = 32000,
1592 })
1593
1594
1595 -- Bushes
1596 minetest.register_decoration(
1597    {
1598       deco_type = "schematic",
1599       place_on = {"rp_default:dirt_with_grass"},
1600       sidelen = 16,
1601       fill_ratio = 0.00625,
1602       biomes = {"Tall Birch Forest"},
1603       flags = "place_center_x, place_center_z",
1604       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_birch_bush_big.mts",
1605       y_min = 1,
1606       y_max = 32000,
1607       rotation = "0",
1608 })
1609
1610 minetest.register_decoration(
1611    {
1612       deco_type = "schematic",
1613       place_on = {"rp_default:dirt_with_grass"},
1614       sidelen = 16,
1615       fill_ratio = 0.001,
1616       biomes = {"Birch Forest"},
1617       flags = "place_center_x, place_center_z",
1618       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_birch_bush.mts",
1619       y_min = 1,
1620       y_max = 32000,
1621       rotation = "0",
1622 })
1623 minetest.register_decoration(
1624    {
1625       deco_type = "schematic",
1626       place_on = {"rp_default:dirt_with_grass"},
1627       sidelen = 16,
1628       fill_ratio = 0.0001,
1629       biomes = {"Tall Birch Forest"},
1630       flags = "place_center_x, place_center_z",
1631       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_birch_bush.mts",
1632       y_min = 1,
1633       y_max = 32000,
1634       rotation = "0",
1635 })
1636
1637 minetest.register_decoration(
1638    {
1639       deco_type = "schematic",
1640       place_on = {"rp_default:dirt_with_grass"},
1641       sidelen = 16,
1642       biomes = {"Baby Poplar Plains"},
1643       flags = "place_center_x, place_center_z",
1644       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_bush.mts",
1645       y_min = 1,
1646       y_max = 32000,
1647       rotation = "0",
1648       noise_params = {
1649               octaves = 1,
1650               scale = 0.001,
1651               offset = -0.0000001,
1652               spread = { x = 50, y = 50, z = 50 },
1653               lacunarity = 2.0,
1654               persistence = 0.5,
1655               seed = 98421,
1656       },
1657 })
1658
1659 minetest.register_decoration(
1660    {
1661       deco_type = "schematic",
1662       place_on = {"rp_default:dirt_with_grass"},
1663       sidelen = 16,
1664       biomes = {"Thorny Shrubs"},
1665       flags = "place_center_x, place_center_z",
1666       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_bush.mts",
1667       y_min = 3,
1668       y_max = 32000,
1669       rotation = "0",
1670       noise_params = {
1671               octaves = 1,
1672               scale = -0.004,
1673               offset = 0.002,
1674               spread = { x = 82, y = 82, z = 82 },
1675               lacunarity = 2.0,
1676               persistence = 0.5,
1677               seed = 43905,
1678       },
1679 })
1680
1681 minetest.register_decoration(
1682    {
1683       deco_type = "schematic",
1684       place_on = {"rp_default:dirt_with_grass"},
1685       sidelen = 16,
1686       fill_ratio = 0.006,
1687       biomes = {"Shrubbery"},
1688       flags = "place_center_x, place_center_z",
1689       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_bush.mts",
1690       y_min = 1,
1691       y_max = 32000,
1692       rotation = "0",
1693 })
1694
1695 -- Wilderness apple trees: 50/50 split between
1696 -- trees with apples and those without.
1697 minetest.register_decoration(
1698    {
1699       deco_type = "schematic",
1700       place_on = {"rp_default:dirt_with_grass"},
1701       sidelen = 16,
1702       fill_ratio = 0.002,
1703       biomes = {"Wilderness"},
1704       flags = "place_center_x, place_center_z",
1705       schematic = minetest.get_modpath("rp_default")
1706          .. "/schematics/rp_default_apple_tree.mts",
1707       y_min = -32000,
1708       y_max = 32000,
1709 })
1710 minetest.register_decoration(
1711    {
1712       deco_type = "schematic",
1713       place_on = {"rp_default:dirt_with_grass"},
1714       sidelen = 16,
1715       fill_ratio = 0.002,
1716       biomes = {"Wilderness"},
1717       flags = "place_center_x, place_center_z",
1718       schematic = minetest.get_modpath("rp_default")
1719          .. "/schematics/rp_default_apple_tree_empty.mts",
1720       y_min = -32000,
1721       y_max = 32000,
1722 })
1723
1724 minetest.register_decoration(
1725    {
1726       deco_type = "schematic",
1727       place_on = {"rp_default:dirt_with_grass", "rp_default:dirt"},
1728       sidelen = 16,
1729       fill_ratio = 0.0001,
1730       biomes = {"Dry Swamp"},
1731       flags = "place_center_x, place_center_z",
1732       schematic = minetest.get_modpath("rp_default")
1733          .. "/schematics/rp_default_apple_tree.mts",
1734       y_min = -32000,
1735       y_max = 32000,
1736 })
1737
1738 minetest.register_decoration(
1739    {
1740       deco_type = "schematic",
1741       place_on = {"rp_default:dirt_with_grass"},
1742       sidelen = 16,
1743       fill_ratio = 0.004,
1744       biomes = {"Wilderness"},
1745       flags = "place_center_x, place_center_z",
1746       schematic = minetest.get_modpath("rp_default")
1747          .. "/schematics/rp_default_oak_tree.mts",
1748       y_min = -32000,
1749       y_max = 32000,
1750 })
1751
1752
1753 minetest.register_decoration(
1754    {
1755       deco_type = "schematic",
1756       place_on = {"rp_default:dirt_with_grass"},
1757       sidelen = 16,
1758       fill_ratio = 0.001,
1759       biomes = {"Oak Shrubbery"},
1760       flags = "place_center_x, place_center_z",
1761       schematic = minetest.get_modpath("rp_default")
1762          .. "/schematics/rp_default_oak_tree.mts",
1763       y_min = 1,
1764       y_max = 32000,
1765 })
1766
1767 minetest.register_decoration(
1768    {
1769       deco_type = "schematic",
1770       place_on = {"rp_default:dirt_with_grass"},
1771       sidelen = 16,
1772       fill_ratio = 0.02,
1773       biomes = {"Dense Oak Forest"},
1774       flags = "place_center_x, place_center_z",
1775       schematic = minetest.get_modpath("rp_default")
1776          .. "/schematics/rp_default_oak_tree.mts",
1777       y_min = 1,
1778       y_max = 32000,
1779 })
1780
1781 minetest.register_decoration(
1782    {
1783       deco_type = "schematic",
1784       place_on = {"rp_default:dirt_with_grass"},
1785       sidelen = 16,
1786       fill_ratio = 0.0225,
1787       biomes = {"Oak Forest"},
1788       flags = "place_center_x, place_center_z",
1789       schematic = minetest.get_modpath("rp_default")
1790          .. "/schematics/rp_default_oak_tree.mts",
1791       y_min = 1,
1792       y_max = 32000,
1793 })
1794
1795 minetest.register_decoration(
1796    {
1797       deco_type = "schematic",
1798       place_on = {"rp_default:dirt_with_grass"},
1799       sidelen = 16,
1800       fill_ratio = 0.0015,
1801       biomes = {"Tall Oak Forest"},
1802       flags = "place_center_x, place_center_z",
1803       schematic = minetest.get_modpath("rp_default")
1804          .. "/schematics/rp_default_oak_tree.mts",
1805       y_min = 1,
1806       y_max = 32000,
1807 })
1808
1809
1810
1811 end
1812
1813 -- Cactus decorations
1814
1815 minetest.register_decoration(
1816    {
1817       deco_type = "schematic",
1818       place_on = {"rp_default:sand"},
1819       sidelen = 16,
1820       fill_ratio = 0.004,
1821       biomes = {"Desert"},
1822       flags = "place_center_x, place_center_z",
1823       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_cactus.mts",
1824       y_min = 10,
1825       y_max = 500,
1826       rotation = "random",
1827 })
1828
1829 -- Rock decorations
1830
1831 if mg_name ~= "v6" then
1832 minetest.register_decoration(
1833    {
1834       deco_type = "schematic",
1835       place_on = {"rp_default:dry_dirt"},
1836       sidelen = 16,
1837       fill_ratio = 0.006,
1838       biomes = {"Wasteland"},
1839       flags = "place_center_x, place_center_z",
1840       schematic = minetest.get_modpath("rp_default")
1841          .. "/schematics/rp_default_small_rock.mts",
1842       y_min = 1,
1843       y_max = 32000,
1844       rotation = "random",
1845 })
1846
1847 minetest.register_decoration(
1848    {
1849       deco_type = "schematic",
1850       place_on = {"rp_default:dry_dirt"},
1851       sidelen = 16,
1852       fill_ratio = 0.004,
1853       biomes = {"Wasteland"},
1854       flags = "place_center_x, place_center_z",
1855       schematic = minetest.get_modpath("rp_default")
1856          .. "/schematics/rp_default_large_rock.mts",
1857       y_min = 1,
1858       y_max = 32000,
1859       rotation = "random",
1860 })
1861
1862 minetest.register_decoration(
1863    {
1864       deco_type = "schematic",
1865       place_on = {"rp_default:stone", "rp_default:dry_dirt"},
1866       sidelen = 16,
1867       fill_ratio = 0.003,
1868       biomes = {"Rocky Dryland"},
1869       flags = "place_center_x, place_center_z",
1870       schematic = minetest.get_modpath("rp_default")
1871          .. "/schematics/rp_default_small_rock.mts",
1872       y_min = 1,
1873       y_max = 32000,
1874       rotation = "random",
1875 })
1876
1877 minetest.register_decoration(
1878    {
1879       deco_type = "schematic",
1880       place_on = {"rp_default:dry_dirt", "rp_default:dirt_with_dry_grass"},
1881       sidelen = 16,
1882       fill_ratio = 0.001,
1883       biomes = {"Savannic Wasteland"},
1884       flags = "place_center_x, place_center_z",
1885       schematic = minetest.get_modpath("rp_default")
1886          .. "/schematics/rp_default_small_rock.mts",
1887       y_min = 1,
1888       y_max = 32000,
1889       rotation = "random",
1890 })
1891
1892
1893 -- Sulfur decorations
1894
1895 minetest.register_decoration(
1896    {
1897       deco_type = "simple",
1898       place_on = "rp_default:dry_dirt",
1899       sidelen = 16,
1900       fill_ratio = 0.005,
1901       biomes = {"Wasteland"},
1902       decoration = {"rp_default:stone_with_sulfur"},
1903       y_min = 2,
1904       y_max = 14,
1905 })
1906 minetest.register_decoration(
1907    {
1908       deco_type = "simple",
1909       place_on = {"rp_default:dry_dirt", "rp_default:stone"},
1910       sidelen = 16,
1911       fill_ratio = 0.0001,
1912       biomes = {"Rocky Dryland"},
1913       decoration = {"rp_default:stone_with_sulfur"},
1914       y_min = 2,
1915       y_max = 14,
1916 })
1917
1918 -- Tiny tree decorations
1919
1920 minetest.register_decoration(
1921    {
1922       deco_type = "schematic",
1923       place_on = {"rp_default:dry_dirt"},
1924       sidelen = 16,
1925       fill_ratio = 0.0001,
1926       biomes = {"Rocky Dryland"},
1927       flags = "place_center_x, place_center_z",
1928       schematic = minetest.get_modpath("rp_default")
1929          .. "/schematics/rp_default_tiny_birch.mts",
1930       y_min = 1,
1931       y_max = 32000,
1932 })
1933
1934 minetest.register_decoration(
1935    {
1936       deco_type = "schematic",
1937       place_on = {"rp_default:dry_dirt"},
1938       sidelen = 16,
1939       fill_ratio = 0.00025,
1940       biomes = {"Rocky Dryland"},
1941       flags = "place_center_x, place_center_z",
1942       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_dry_tree_3layer.mts",
1943       y_min = 3,
1944       y_max = 32000,
1945 })
1946 minetest.register_decoration(
1947    {
1948       deco_type = "schematic",
1949       place_on = {"rp_default:dry_dirt"},
1950       sidelen = 16,
1951       fill_ratio = 0.00025,
1952       biomes = {"Rocky Dryland"},
1953       flags = "place_center_x, place_center_z",
1954       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_dry_tree_2layer.mts",
1955       y_min = 3,
1956       y_max = 32000,
1957 })
1958 minetest.register_decoration(
1959    {
1960       deco_type = "schematic",
1961       place_on = {"rp_default:dry_dirt"},
1962       sidelen = 16,
1963       fill_ratio = 0.002,
1964       biomes = {"Rocky Dryland"},
1965       flags = "place_center_x, place_center_z",
1966       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_tiny_dry_tree.mts",
1967       y_min = 3,
1968       y_max = 32000,
1969 })
1970 minetest.register_decoration(
1971    {
1972       deco_type = "schematic",
1973       place_on = {"rp_default:dry_dirt"},
1974       sidelen = 16,
1975       fill_ratio = 0.0001,
1976       biomes = {"Rocky Dryland"},
1977       flags = "place_center_x, place_center_z",
1978       schematic = minetest.get_modpath("rp_default")
1979          .. "/schematics/rp_default_tiny_birch.mts",
1980       y_min = 1,
1981       y_max = 32000,
1982 })
1983
1984 minetest.register_decoration(
1985    {
1986       deco_type = "schematic",
1987       place_on = {"rp_default:dry_dirt"},
1988       sidelen = 16,
1989       fill_ratio = 0.00025,
1990       biomes = {"Rocky Dryland"},
1991       flags = "place_center_x, place_center_z",
1992       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_dry_tree_3layer.mts",
1993       y_min = 3,
1994       y_max = 32000,
1995 })
1996 minetest.register_decoration(
1997    {
1998       deco_type = "schematic",
1999       place_on = {"rp_default:dry_dirt"},
2000       sidelen = 16,
2001       fill_ratio = 0.00025,
2002       biomes = {"Rocky Dryland"},
2003       flags = "place_center_x, place_center_z",
2004       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_dry_tree_2layer.mts",
2005       y_min = 3,
2006       y_max = 32000,
2007 })
2008 minetest.register_decoration(
2009    {
2010       deco_type = "schematic",
2011       place_on = {"rp_default:dry_dirt"},
2012       sidelen = 16,
2013       fill_ratio = 0.002,
2014       biomes = {"Rocky Dryland"},
2015       flags = "place_center_x, place_center_z",
2016       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_tiny_dry_tree.mts",
2017       y_min = 3,
2018       y_max = 32000,
2019 })
2020
2021 minetest.register_decoration(
2022    {
2023       deco_type = "schematic",
2024       place_on = {"rp_default:dry_dirt"},
2025       sidelen = 16,
2026       fill_ratio = 0.003,
2027       biomes = {"Wooded Dryland"},
2028       flags = "place_center_x, place_center_z",
2029       schematic = minetest.get_modpath("rp_default")
2030          .. "/schematics/rp_default_tiny_oak.mts",
2031       y_min = 1,
2032       y_max = 32000,
2033 })
2034
2035 minetest.register_decoration(
2036    {
2037       deco_type = "schematic",
2038       place_on = {"rp_default:dry_dirt"},
2039       sidelen = 16,
2040       fill_ratio = 0.001,
2041       biomes = {"Wooded Dryland"},
2042       flags = "place_center_x, place_center_z",
2043       schematic = minetest.get_modpath("rp_default")
2044          .. "/schematics/rp_default_tiny_birch.mts",
2045       y_min = 1,
2046       y_max = 32000,
2047 })
2048
2049
2050 minetest.register_decoration(
2051    {
2052       deco_type = "schematic",
2053       place_on = {"rp_default:dry_dirt"},
2054       sidelen = 16,
2055       fill_ratio = 0.0002,
2056       biomes = {"Savannic Wasteland"},
2057       flags = "place_center_x, place_center_z",
2058       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_tiny_dry_tree.mts",
2059       y_min = 3,
2060       y_max = 32000,
2061 })
2062
2063
2064
2065 -- Bush/shrub decorations
2066
2067 minetest.register_decoration(
2068    {
2069       deco_type = "schematic",
2070       place_on = {"rp_default:dirt_with_grass"},
2071       sidelen = 16,
2072       fill_ratio = 0.0075,
2073       biomes = {"Oak Shrubbery"},
2074       flags = "place_center_x, place_center_z",
2075       schematic = minetest.get_modpath("rp_default")
2076          .. "/schematics/rp_default_oak_bush_wide.mts",
2077       y_min = 1,
2078       y_max = 32000,
2079 })
2080
2081 minetest.register_decoration(
2082    {
2083       deco_type = "schematic",
2084       place_on = {"rp_default:dirt_with_grass"},
2085       sidelen = 16,
2086       fill_ratio = 0.03,
2087       biomes = {"Dense Oak Forest"},
2088       flags = "place_center_x, place_center_z",
2089       schematic = minetest.get_modpath("rp_default")
2090          .. "/schematics/rp_default_oak_bush_wide.mts",
2091       y_min = 1,
2092       y_max = 32000,
2093 })
2094
2095 minetest.register_decoration(
2096    {
2097       deco_type = "schematic",
2098       place_on = {"rp_default:dirt_with_grass"},
2099       sidelen = 16,
2100       fill_ratio = 0.001,
2101       biomes = {"Oak Forest"},
2102       flags = "place_center_x, place_center_z",
2103       schematic = minetest.get_modpath("rp_default")
2104          .. "/schematics/rp_default_oak_bush_wide.mts",
2105       y_min = 1,
2106       y_max = 32000,
2107 })
2108
2109 minetest.register_decoration(
2110    {
2111       deco_type = "schematic",
2112       place_on = {"rp_default:dirt_with_dry_grass"},
2113       sidelen = 16,
2114       fill_ratio = 0.005,
2115       biomes = {"Savanna", "Chaparral"},
2116       flags = "place_center_x, place_center_z",
2117       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_dry_bush_small.mts",
2118       y_min = 3,
2119       y_max = 32000,
2120       rotation = "0",
2121 })
2122
2123 minetest.register_decoration(
2124    {
2125       deco_type = "schematic",
2126       place_on = {"rp_default:dirt_with_dry_grass"},
2127       sidelen = 16,
2128       fill_ratio = 0.0025,
2129       biomes = {"Savannic Wasteland"},
2130       flags = "place_center_x, place_center_z",
2131       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_dry_bush_small.mts",
2132       y_min = 3,
2133       y_max = 32000,
2134       rotation = "0",
2135 })
2136
2137 minetest.register_decoration(
2138    {
2139       deco_type = "schematic",
2140       place_on = {"rp_default:dry_dirt"},
2141       sidelen = 16,
2142       fill_ratio = 0.001,
2143       biomes = {"Rocky Dryland", "Wooded Dryland"},
2144       flags = "place_center_x, place_center_z",
2145       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_dry_bush_small.mts",
2146       y_min = 3,
2147       y_max = 32000,
2148 })
2149
2150 minetest.register_decoration(
2151    {
2152       deco_type = "schematic",
2153       place_on = {"rp_default:dirt_with_dry_grass"},
2154       sidelen = 16,
2155       fill_ratio = 0.06,
2156       biomes = {"Chaparral"},
2157       flags = "place_center_x, place_center_z",
2158       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_dry_bush.mts",
2159       y_min = 0,
2160       y_max = 32000,
2161       rotation = "0",
2162 })
2163 minetest.register_decoration(
2164    {
2165       deco_type = "schematic",
2166       place_on = {"rp_default:dirt_with_grass"},
2167       sidelen = 16,
2168       biomes = {"Thorny Shrubs"},
2169       flags = "place_center_x, place_center_z",
2170       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_dry_bush.mts",
2171       y_min = 5,
2172       y_max = 32000,
2173       rotation = "0",
2174       noise_params = {
2175               octaves = 1,
2176               scale = -0.004,
2177               offset = -0.001,
2178               spread = { x = 82, y = 82, z = 82 },
2179               lacunarity = 2.0,
2180               persistence = 0.5,
2181               seed = 493421,
2182       },
2183 })
2184
2185
2186 minetest.register_decoration(
2187    {
2188       deco_type = "schematic",
2189       place_on = {"rp_default:dirt_with_grass"},
2190       sidelen = 16,
2191       fill_ratio = 0.0003,
2192       biomes = {"Oak Shrubbery"},
2193       flags = "place_center_x, place_center_z",
2194       schematic = minetest.get_modpath("rp_default")
2195          .. "/schematics/rp_default_normal_bush_small.mts",
2196       y_min = 1,
2197       y_max = 32000,
2198 })
2199
2200 minetest.register_decoration(
2201    {
2202       deco_type = "schematic",
2203       place_on = {"rp_default:dirt_with_grass"},
2204       sidelen = 16,
2205       fill_ratio = 0.006,
2206       biomes = {"Shrubbery"},
2207       flags = "place_center_x, place_center_z",
2208       schematic = minetest.get_modpath("rp_default")
2209          .. "/schematics/rp_default_normal_bush_small.mts",
2210       y_min = 1,
2211       y_max = 32000,
2212 })
2213
2214
2215
2216 minetest.register_decoration(
2217    {
2218       deco_type = "schematic",
2219       place_on = {"rp_default:dirt_with_grass"},
2220       sidelen = 16,
2221       fill_ratio = 0.004,
2222       biomes = {"Grove"},
2223       flags = "place_center_x, place_center_z",
2224       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_bush.mts",
2225       y_min = 3,
2226       y_max = 32000,
2227       rotation = "0",
2228 })
2229 minetest.register_decoration(
2230    {
2231       deco_type = "schematic",
2232       place_on = {"rp_default:dirt_with_grass"},
2233       sidelen = 16,
2234       fill_ratio = 0.0004,
2235       biomes = {"Wilderness"},
2236       flags = "place_center_x, place_center_z",
2237       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_dry_bush.mts",
2238       y_min = 3,
2239       y_max = 32000,
2240       rotation = "0",
2241 })
2242 minetest.register_decoration(
2243    {
2244       deco_type = "schematic",
2245       place_on = {"rp_default:dirt_with_grass"},
2246       sidelen = 16,
2247       fill_ratio = 0.0036,
2248       biomes = {"Wilderness"},
2249       flags = "place_center_x, place_center_z",
2250       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_bush.mts",
2251       y_min = 3,
2252       y_max = 32000,
2253       rotation = "0",
2254 })
2255
2256
2257
2258 -- Thistle decorations
2259
2260 minetest.register_decoration(
2261    {
2262       deco_type = "simple",
2263       place_on = "rp_default:dirt_with_grass",
2264       sidelen = 16,
2265       fill_ratio = 0.024,
2266       biomes = {"Wilderness"},
2267       decoration = {"rp_default:thistle"},
2268       height = 2,
2269       y_min = -32000,
2270       y_max = 32000,
2271 })
2272 minetest.register_decoration(
2273    {
2274       deco_type = "simple",
2275       place_on = {"rp_default:dirt_with_grass", "rp_default:dry_dirt"},
2276       sidelen = 4,
2277       biomes = {"Thorny Shrubs"},
2278       decoration = {"rp_default:thistle"},
2279       height = 2,
2280       y_min = -32000,
2281       y_max = 32000,
2282       noise_params = {
2283               octaves = 2,
2284               scale = 1,
2285               offset = -0.5,
2286               spread = { x = 12, y = 12, z = 12 },
2287               lacunarity = 2.0,
2288               persistence = 0.5,
2289               seed = 43905,
2290       },
2291 })
2292 end
2293 -- Papyrus decorations
2294
2295 -- Beach papyrus
2296 minetest.register_decoration(
2297    {
2298       deco_type = "simple",
2299       place_on = {"rp_default:sand", "rp_default:dirt", "rp_default:dirt_with_grass"},
2300       spawn_by = {"rp_default:water_source", "rp_default:water_flowing"},
2301       num_spawn_by = 1,
2302       sidelen = 16,
2303       fill_ratio = 0.08,
2304       biomes = {"Grassland Ocean", "Grassland", "Forest Ocean", "Forest", "Wilderness Ocean", "Wilderness", "Birch Forest Ocean", "Tall Birch Forest Ocean", "Marsh Beach"},
2305       decoration = {"rp_default:papyrus"},
2306       height = 2,
2307       y_max = 3,
2308       y_min = 0,
2309 })
2310
2311 -- Grassland papyrus
2312 minetest.register_decoration(
2313    {
2314       deco_type = "simple",
2315       place_on = {"rp_default:dirt_with_grass"},
2316       spawn_by = {"group:water"},
2317       num_spawn_by = 1,
2318       sidelen = 16,
2319       fill_ratio = 0.08,
2320       biomes = {"Grassland", "Marsh", "Forest", "Deep Forest", "Wilderness", "Baby Poplar Plains"},
2321       decoration = {"rp_default:papyrus"},
2322       height = 2,
2323       height_max = 3,
2324       y_max = 30,
2325       y_min = 4,
2326 })
2327
2328
2329 -- Swamp papyrus
2330 minetest.register_decoration(
2331    {
2332       deco_type = "simple",
2333       place_on = {"rp_default:swamp_dirt", "rp_default:dirt_with_swamp_grass"},
2334       spawn_by = {"group:water"},
2335       num_spawn_by = 1,
2336       sidelen = 16,
2337       fill_ratio = 0.30,
2338       biomes = {"Mixed Swamp"},
2339       decoration = {"rp_default:papyrus"},
2340       height = 3,
2341       height_max = 4,
2342       y_max = 31000,
2343       y_min = -100,
2344 })
2345
2346 minetest.register_decoration(
2347    {
2348       deco_type = "simple",
2349       place_on = {"rp_default:swamp_dirt", "rp_default:dirt_with_swamp_grass"},
2350       spawn_by = {"group:water"},
2351       num_spawn_by = 1,
2352       sidelen = 16,
2353       fill_ratio = 0.60,
2354       biomes = {"Papyrus Swamp"},
2355       decoration = {"rp_default:papyrus"},
2356       height = 4,
2357       height_max = 4,
2358       y_max = 31000,
2359       y_min = -100,
2360 })
2361
2362 -- Flower decorations
2363
2364 minetest.register_decoration(
2365    {
2366       deco_type = "simple",
2367       place_on = "rp_default:dirt_with_grass",
2368       sidelen = 16,
2369       fill_ratio = 0.04,
2370       biomes = {"Grassland", "Wilderness", "Orchard", "Baby Poplar Plains", "Birch Forest"},
2371       decoration = {"rp_default:flower"},
2372       y_min = -32000,
2373       y_max = 32000,
2374 })
2375
2376 -- Grass decorations
2377
2378 if mg_name ~= "v6" then
2379 minetest.register_decoration(
2380    {
2381       deco_type = "simple",
2382       place_on = "rp_default:dirt_with_grass",
2383       sidelen = 16,
2384       fill_ratio = 0.18,
2385       biomes = {"Grassland", "Orchard", "Swamp Meadow", "Baby Poplar Plains", "Poplar Plains", "Shrubbery", "Oak Shrubbery", "Thorny Shrubs", "Dry Swamp"},
2386       decoration = {"rp_default:grass"},
2387       y_min = 10,
2388       y_max = 32000,
2389 })
2390 end
2391
2392 minetest.register_decoration(
2393    {
2394       deco_type = "simple",
2395       place_on = "rp_default:dirt_with_swamp_grass",
2396       sidelen = 16,
2397       fill_ratio = 0.04,
2398       biomes = {"Mixed Swamp", "Dry Swamp", "Swamp Papyrus", "Swamp Forest"},
2399       decoration = {"rp_default:swamp_grass"},
2400       y_min = 1,
2401       y_max = 31000,
2402 })
2403 minetest.register_decoration(
2404    {
2405       deco_type = "simple",
2406       place_on = "rp_default:dirt_with_swamp_grass",
2407       sidelen = 16,
2408       fill_ratio = 0.016,
2409       biomes = {"Swamp Meadow"},
2410       decoration = {"rp_default:swamp_grass"},
2411       y_min = 1,
2412       y_max = 31000,
2413 })
2414
2415 minetest.register_decoration(
2416    {
2417       deco_type = "simple",
2418       place_on = "rp_default:dirt_with_dry_grass",
2419       sidelen = 16,
2420       fill_ratio = 0.07,
2421       biomes = {"Desert", "Savanna", "Chaparral", "Savannic Wasteland"},
2422       decoration = {"rp_default:dry_grass"},
2423       y_min = 10,
2424       y_max = 500,
2425 })
2426
2427 if mg_name ~= "v6" then
2428 minetest.register_decoration(
2429    {
2430       deco_type = "simple",
2431       place_on = "rp_default:dirt_with_grass",
2432       sidelen = 16,
2433       fill_ratio = 0.08,
2434       biomes = {"Forest", "Deep Forest", "Birch Forest", "Tall Birch Forest", "Oak Forest", "Dense Oak Forest", "Tall Oak Forest", "Mystery Forest"},
2435       decoration = {"rp_default:grass"},
2436       y_min = 0,
2437       y_max = 32000,
2438 })
2439
2440 minetest.register_decoration(
2441    {
2442       deco_type = "simple",
2443       place_on = "rp_default:dirt_with_grass",
2444       sidelen = 16,
2445       fill_ratio = 0.08,
2446       biomes = {"Forest", "Marsh", "Grove", "Shrubbery", "Oak Shrubbery"},
2447       decoration = {"rp_default:tall_grass"},
2448       y_min = 0,
2449       y_max = 32000,
2450 })
2451
2452 minetest.register_decoration(
2453    {
2454       deco_type = "simple",
2455       place_on = "rp_default:dirt_with_grass",
2456       sidelen = 16,
2457       fill_ratio = 0.15,
2458       biomes = {"Deep Forest", "Tall Oak Forest"},
2459       decoration = {"rp_default:tall_grass"},
2460       y_min = 0,
2461       y_max = 32000,
2462 })
2463
2464 minetest.register_decoration(
2465    {
2466       deco_type = "simple",
2467       place_on = "rp_default:dirt_with_grass",
2468       sidelen = 16,
2469       fill_ratio = 0.05,
2470       biomes = {"Thorny Shrubs"},
2471       decoration = {"rp_default:tall_grass"},
2472       y_min = 0,
2473       y_max = 32000,
2474 })
2475 minetest.register_decoration(
2476    {
2477       deco_type = "simple",
2478       place_on = "rp_default:dirt_with_grass",
2479       sidelen = 16,
2480       fill_ratio = 0.1,
2481       biomes = {"Thorny Shrubs"},
2482       decoration = {"rp_default:grass"},
2483       y_min = 0,
2484       y_max = 32000,
2485 })
2486
2487 end
2488
2489 minetest.register_decoration(
2490    {
2491       deco_type = "simple",
2492       place_on = "rp_default:dirt_with_grass",
2493       sidelen = 16,
2494       fill_ratio = 0.16,
2495       biomes = {"Wilderness", "Thorny Shrubs"},
2496       decoration = {"rp_default:grass"},
2497       y_min = -32000,
2498       y_max = 32000,
2499 })
2500
2501 minetest.register_decoration(
2502    {
2503       deco_type = "simple",
2504       place_on = "rp_default:dirt_with_grass",
2505       sidelen = 16,
2506       fill_ratio = 0.12,
2507       biomes = {"Wilderness", "Thorny Shrubs"},
2508       decoration = {"rp_default:tall_grass"},
2509       y_min = -32000,
2510       y_max = 32000,
2511 })
2512
2513 -- Fern decorations
2514
2515 minetest.register_decoration(
2516    {
2517       deco_type = "simple",
2518       place_on = "rp_default:dirt_with_grass",
2519       sidelen = 16,
2520       fill_ratio = 0.02,
2521       biomes = {"Wilderness", "Grove", "Tall Oak Forest", "Mystery Forest"},
2522       decoration = {"rp_default:fern"},
2523       y_min = -32000,
2524       y_max = 32000,
2525 })
2526
2527 -- Clam decorations
2528
2529 minetest.register_decoration(
2530    {
2531       deco_type = "simple",
2532       place_on = {"rp_default:sand", "rp_default:gravel"},
2533       sidelen = 16,
2534       fill_ratio = 0.02,
2535       biomes = {"Grassland Ocean", "Wasteland Beach", "Forest Ocean", "Wilderness Ocean", "Grove Ocean", "Thorny Shrubs Ocean", "Birch Forest Ocean", "Tall Birch Forest Ocean", "Savanna Ocean", "Rocky Dryland Ocean", "Savannic Wasteland Ocean", "Desert Ocean", "Baby Poplar Plains"},
2536       decoration = {"rp_default:clam"},
2537       y_min = 0,
2538       y_max = 1,
2539 })
2540
2541
2542 --[[ ORES ]]
2543
2544 -- Graphite ore
2545
2546 minetest.register_ore( -- Common above sea level mainly
2547    {
2548       ore_type       = "scatter",
2549       ore            = "rp_default:stone_with_graphite",
2550       wherein        = "rp_default:stone",
2551       clust_scarcity = 9*9*9,
2552       clust_num_ores = 8,
2553       clust_size     = 8,
2554       y_min          = -8,
2555       y_max          = 32,
2556 })
2557
2558 minetest.register_ore( -- Slight scattering deeper down
2559    {
2560       ore_type       = "scatter",
2561       ore            = "rp_default:stone_with_graphite",
2562       wherein        = "rp_default:stone",
2563       clust_scarcity = 13*13*13,
2564       clust_num_ores = 6,
2565       clust_size     = 8,
2566       y_min          = -31000,
2567       y_max          = -32,
2568 })
2569
2570 -- Coal ore
2571
2572 minetest.register_ore( -- Even distribution
2573    {
2574       ore_type       = "scatter",
2575       ore            = "rp_default:stone_with_coal",
2576       wherein        = "rp_default:stone",
2577       clust_scarcity = 10*10*10,
2578       clust_num_ores = 8,
2579       clust_size     = 4,
2580       y_min          = -31000,
2581       y_max          = 32,
2582 })
2583
2584 minetest.register_ore( -- Dense sheet
2585    {
2586       ore_type       = "scatter",
2587       ore            = "rp_default:stone_with_coal",
2588       wherein        = "rp_default:stone",
2589       clust_scarcity = 7*7*7,
2590       clust_num_ores = 10,
2591       clust_size     = 8,
2592       y_min          = -40,
2593       y_max          = -32,
2594 })
2595
2596 minetest.register_ore( -- Deep ore sheet
2597    {
2598       ore_type       = "scatter",
2599       ore            = "rp_default:stone_with_coal",
2600       wherein        = "rp_default:stone",
2601       clust_scarcity = 6*6*6,
2602       clust_num_ores = 26,
2603       clust_size     = 12,
2604       y_min          = -130,
2605       y_max          = -120,
2606 })
2607
2608 -- Iron ore
2609
2610 minetest.register_ore( -- Even distribution
2611    {
2612       ore_type       = "scatter",
2613       ore            = "rp_default:stone_with_iron",
2614       wherein        = "rp_default:stone",
2615       clust_scarcity = 12*12*12,
2616       clust_num_ores = 4,
2617       clust_size     = 3,
2618       y_min          = -31000,
2619       y_max          = -8,
2620 })
2621
2622 minetest.register_ore( -- Dense sheet
2623    {
2624       ore_type       = "scatter",
2625       ore            = "rp_default:stone_with_iron",
2626       wherein        = "rp_default:stone",
2627       clust_scarcity = 8*8*8,
2628       clust_num_ores = 20,
2629       clust_size     = 12,
2630       y_min          = -32,
2631       y_max          = -24,
2632 })
2633
2634 minetest.register_ore( -- Dense sheet
2635    {
2636       ore_type       = "scatter",
2637       ore            = "rp_default:stone_with_iron",
2638       wherein        = "rp_default:stone",
2639       clust_scarcity = 7*7*7,
2640       clust_num_ores = 17,
2641       clust_size     = 6,
2642       y_min          = -80,
2643       y_max          = -60,
2644 })
2645
2646 -- Tin ore
2647
2648 minetest.register_ore( -- Even distribution
2649    {
2650       ore_type       = "scatter",
2651       ore            = "rp_default:stone_with_tin",
2652       wherein        = "rp_default:stone",
2653       clust_scarcity = 14*14*14,
2654       clust_num_ores = 8,
2655       clust_size     = 4,
2656       y_min          = -31000,
2657       y_max          = -100,
2658 })
2659
2660 minetest.register_ore( -- Dense sheet
2661    {
2662       ore_type       = "scatter",
2663       ore            = "rp_default:stone_with_tin",
2664       wherein        = "rp_default:stone",
2665       clust_scarcity = 7*7*7,
2666       clust_num_ores = 10,
2667       clust_size     = 6,
2668       y_min          = -150,
2669       y_max          = -140,
2670 })
2671
2672 -- Copper ore
2673
2674 minetest.register_ore( -- Begin sheet
2675    {
2676       ore_type       = "scatter",
2677       ore            = "rp_default:stone_with_copper",
2678       wherein        = "rp_default:stone",
2679       clust_scarcity = 6*6*6,
2680       clust_num_ores = 12,
2681       clust_size     = 5,
2682       y_min          = -90,
2683       y_max          = -80,
2684 })
2685
2686 minetest.register_ore( -- Rare even distribution
2687    {
2688       ore_type       = "scatter",
2689       ore            = "rp_default:stone_with_copper",
2690       wherein        = "rp_default:stone",
2691       clust_scarcity = 13*13*13,
2692       clust_num_ores = 10,
2693       clust_size     = 5,
2694       y_min          = -31000,
2695       y_max          = -90,
2696 })
2697
2698 minetest.register_ore( -- Large clusters
2699    {
2700       ore_type       = "scatter",
2701       ore            = "rp_default:stone_with_copper",
2702       wherein        = "rp_default:stone",
2703       clust_scarcity = 8*8*8,
2704       clust_num_ores = 22,
2705       clust_size     = 10,
2706       y_min          = -230,
2707       y_max          = -180,
2708 })
2709
2710 -- Small gravel blobs
2711 minetest.register_ore({
2712         ore_type       = "blob",
2713         ore            = "rp_default:gravel",
2714         wherein        = "rp_default:stone",
2715         clust_scarcity = 10*10*10,
2716         clust_num_ores = 33,
2717         clust_size     = 4,
2718         y_min          = -31000,
2719         y_max          = 31000,
2720         noise_params   = {
2721                 offset  = 0,
2722                 scale   = 1,
2723                 spread  = {x=150, y=150, z=150},
2724                 seed    = 58943,
2725                 octaves = 3,
2726                 persist = 0.5,
2727                 lacunarity = 2,
2728                 flags = "defaults",
2729         },
2730 })
2731
2732 -- Small sand blobs
2733 minetest.register_ore({
2734         ore_type       = "blob",
2735         ore            = "rp_default:sand",
2736         wherein        = "rp_default:stone",
2737         clust_scarcity = 10*10*10,
2738         clust_num_ores = 40,
2739         clust_size     = 4,
2740         y_min          = -31000,
2741         y_max          = 31000,
2742         noise_params   = {
2743                 offset  = 0,
2744                 scale   = 1,
2745                 spread  = {x=150, y=150, z=150},
2746                 seed    = 38943,
2747                 octaves = 3,
2748                 persist = 0.5,
2749                 lacunarity = 2,
2750                 flags = "defaults",
2751         },
2752 })
2753
2754
2755 -- Dirt, Dry Dirt and Swamp Dirt blobs.
2756 -- These get generated depending on the biome.
2757 -- The following code is to generate the list
2758 -- of biomes that include either dirt, dry dirt or swamp dirt.
2759
2760 -- Returns a list of biomes that use the specified nodename
2761 -- as its dirt blob, by using the data from
2762 -- default.get_biome_info.
2763 -- * nodename: A name of the node (a dirt node)
2764 local get_dirt_biomes = function(nodename)
2765         local biomes = default.get_core_biomes()
2766         local out_biomes = {}
2767         for b=1, #biomes do
2768                 local biome_info = default.get_biome_info(biomes[b])
2769                 -- Add biome to list iff it uses the specified node as dirt blob
2770                 if biome_info.dirt_blob ~= nil and biome_info.dirt_blob == nodename then
2771                         table.insert(out_biomes, biomes[b])
2772                 end
2773         end
2774         return out_biomes
2775 end
2776
2777 local dirt_biomes = get_dirt_biomes("rp_default:dirt")
2778 local dry_dirt_biomes = get_dirt_biomes("rp_default:dry_dirt")
2779 local swamp_dirt_biomes = get_dirt_biomes("rp_default:swamp_dirt")
2780
2781 minetest.log("verbose", "[rp_default] List of builtin biomes with Dirt blobs: "..dump(dirt_biomes))
2782 minetest.log("verbose", "[rp_default] List of builtin biomes with Dry Dirt blobs: "..dump(dry_dirt_biomes))
2783 minetest.log("verbose", "[rp_default] List of builtin biomes with Swamp Dirt blobs: "..dump(swamp_dirt_biomes))
2784
2785 local np_dirtlike = {
2786         offset  = 0,
2787         scale   = 1,
2788         spread  = {x=150, y=150, z=150},
2789         seed    = 98943,
2790         octaves = 3,
2791         persist = 0.5,
2792         lacunarity = 2,
2793         flags = "defaults",
2794 }
2795
2796 minetest.register_ore({
2797         ore_type       = "blob",
2798         ore            = "rp_default:dirt",
2799         wherein        = "rp_default:stone",
2800         clust_scarcity = 10*10*10,
2801         clust_num_ores = 33,
2802         clust_size     = 4,
2803         y_min          = -31000,
2804         y_max          = 31000,
2805         biomes         = dirt_biomes,
2806         noise_params   = np_dirtlike,
2807 })
2808
2809 minetest.register_ore({
2810         ore_type       = "blob",
2811         ore            = "rp_default:dry_dirt",
2812         wherein        = "rp_default:stone",
2813         clust_scarcity = 10*10*10,
2814         clust_num_ores = 33,
2815         clust_size     = 4,
2816         y_min          = -31000,
2817         y_max          = 31000,
2818         biomes         = dry_dirt_biomes,
2819         noise_params   = np_dirtlike,
2820 })
2821
2822 minetest.register_ore({
2823         ore_type       = "blob",
2824         ore            = "rp_default:swamp_dirt",
2825         wherein        = "rp_default:stone",
2826         clust_scarcity = 10*10*10,
2827         clust_num_ores = 33,
2828         clust_size     = 4,
2829         y_min          = -31000,
2830         y_max          = 31000,
2831         biomes         = swamp_dirt_biomes,
2832         noise_params   = np_dirtlike,
2833 })
2834