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