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 local SWAMP_HIGH_Y_MAX = 24
  69
  70 local register_ocean_and_beach = function(biomename, node_ocean, beach_depth, node_beach)
  71         local orig_biome = minetest.registered_biomes[biomename]
  72         if not orig_biome then
  73                 return
  74         end
  75         local newdef = table.copy(orig_biome)
  76         newdef.name = biomename .. " Ocean"
  77         newdef.node_top = node_ocean or "rp_default:sand"
  78         newdef.node_filler = newdef.node_top
  79         newdef.y_min = UNDERGROUND_Y_MAX + 1
  80
  81         if beach_depth and beach_depth > 0 then
  82                 newdef.y_max = orig_biome.y_min - beach_depth - 1
  83         else
  84                 newdef.y_max = orig_biome.y_min - 1
  85         end
  86         minetest.register_biome(newdef)
  87
  88         if beach_depth and beach_depth > 0 then
  89
  90                 local newdef2 = table.copy(orig_biome)
  91                 newdef2.name = biomename .. " Beach"
  92                 newdef2.node_top = node_beach or "rp_default:sand"
  93                 newdef2.node_filler = newdef2.node_top
  94                 newdef2.y_min = orig_biome.y_min - beach_depth
  95                 newdef2.y_max = orig_biome.y_min - 1
  96                 minetest.register_biome(newdef2)
  97         end
  98 end
  99
 100 if mg_name ~= "v6" then
 101
 102 -- 'lowland' version of Dense Grassland biome
 103 minetest.register_biome(
 104 {
 105       name = "Marsh",
 106
 107       node_top = "rp_default:dirt_with_grass",
 108       node_filler = "rp_default:dirt",
 109       node_cave_liquid = "rp_default:swamp_water_source",
 110       node_riverbed = "rp_default:dirt",
 111
 112       depth_filler = 0,
 113       depth_top = 1,
 114       depth_riverbed = 1,
 115
 116       y_min = 2,
 117       y_max = SWAMP_Y_MAX,
 118
 119       heat_point = 81,
 120       humidity_point = 80,
 121 })
 122 register_ocean_and_beach("Marsh", "rp_default:dirt", 2, "rp_default:sand")
 123 default.set_biome_info("Marsh", "grassy")
 124
 125 -- 'highland' version of Marsh biome
 126 minetest.register_biome(
 127 {
 128       name = "Dense Grassland",
 129
 130       node_top = "rp_default:dirt_with_grass",
 131       node_filler = "rp_default:dirt",
 132       node_riverbed = "rp_default:dirt",
 133
 134       depth_filler = 3,
 135       depth_top = 1,
 136       depth_riverbed = 3,
 137
 138       y_min = SWAMP_Y_MAX + 1,
 139       y_max = 31000,
 140
 141       heat_point = 81,
 142       humidity_point = 80,
 143 })
 144 default.set_biome_info("Dense Grassland", "grassy")
 145
 146
 147 -- This special biome has the giant birch trees and is
 148 -- limited to a very specific height.
 149 -- It has no equivalent biome above or below.
 150 minetest.register_biome(
 151    {
 152       name = "Deep Forest",
 153
 154       node_top = "rp_default:dirt_with_grass",
 155       node_filler = "rp_default:dirt",
 156       node_riverbed = "rp_default:sand",
 157
 158       depth_filler = 6,
 159       depth_top = 1,
 160       depth_riverbed = 3,
 161
 162       y_min = 30,
 163       y_max = 40,
 164
 165       heat_point = 29,
 166       humidity_point = 34,
 167 })
 168 default.set_biome_info("Deep Forest", "grassy")
 169
 170 minetest.register_biome(
 171    {
 172       name = "Forest",
 173
 174       node_top = "rp_default:dirt_with_grass",
 175       node_filler = "rp_default:dirt",
 176       node_riverbed = "rp_default:sand",
 177
 178       depth_filler = 6,
 179       depth_top = 1,
 180       depth_riverbed = 2,
 181
 182       y_min = 2,
 183       y_max = 200,
 184
 185       heat_point = 29,
 186       humidity_point = 36,
 187 })
 188 register_ocean_and_beach("Forest", "rp_default:sand")
 189 default.set_biome_info("Forest", "grassy")
 190
 191 minetest.register_biome(
 192    {
 193       name = "Grove",
 194
 195       node_top = "rp_default:dirt_with_grass",
 196       node_filler = "rp_default:dirt",
 197       node_riverbed = "rp_default:sand",
 198
 199       depth_filler = 4,
 200       depth_top = 1,
 201       depth_riverbed = 4,
 202
 203       y_min = 3,
 204       y_max = 32000,
 205
 206       heat_point = 35,
 207       humidity_point = 19,
 208 })
 209 register_ocean_and_beach("Grove", "rp_default:sand")
 210 default.set_biome_info("Grove", "grassy")
 211
 212 minetest.register_biome(
 213    {
 214       name = "Wilderness",
 215
 216       node_top = "rp_default:dirt_with_grass",
 217       node_filler = "rp_default:dirt",
 218       node_riverbed = "rp_default:sand",
 219
 220       depth_filler = 6,
 221       depth_top = 1,
 222       depth_riverbed = 2,
 223
 224       y_min = 3,
 225       y_max = 32000,
 226
 227       heat_point = 55,
 228       humidity_point = 24,
 229 })
 230 register_ocean_and_beach("Wilderness", "rp_default:sand")
 231 default.set_biome_info("Wilderness", "grassy")
 232
 233 -- Note: Grassland is below Orchard
 234 minetest.register_biome(
 235    {
 236       name = "Grassland",
 237
 238       node_top = "rp_default:dirt_with_grass",
 239       node_filler = "rp_default:dirt",
 240       node_riverbed = "rp_default:sand",
 241
 242       depth_filler = 4,
 243       depth_top = 1,
 244       depth_riverbed = 2,
 245
 246       y_min = 3,
 247       y_max = ORCHARD_Y_MIN - 1,
 248
 249       heat_point = 55,
 250       humidity_point = 56,
 251 })
 252 register_ocean_and_beach("Grassland", "rp_default:sand")
 253 default.set_biome_info("Grassland", "grassy")
 254
 255 -- Note: Orchard is the 'highland' version of Grassland
 256 minetest.register_biome(
 257    {
 258       name = "Orchard",
 259
 260       node_top = "rp_default:dirt_with_grass",
 261       node_filler = "rp_default:dirt",
 262       node_riverbed = "rp_default:sand",
 263
 264       depth_filler = 4,
 265       depth_top = 1,
 266       depth_riverbed = 2,
 267
 268       y_min = ORCHARD_Y_MIN,
 269       y_max = 32000,
 270
 271       heat_point = 55,
 272       humidity_point = 56,
 273 })
 274 default.set_biome_info("Orchard", "grassy")
 275
 276 -- Note: Shrubbery is below Chaparral
 277 minetest.register_biome(
 278    {
 279       name = "Shrubbery",
 280
 281       node_top = "rp_default:dirt_with_grass",
 282       node_filler = "rp_default:dirt",
 283       node_riverbed = "rp_default:sand",
 284
 285       depth_filler = 3,
 286       depth_top = 1,
 287       depth_riverbed = 2,
 288
 289       y_min = 2,
 290       y_max = 55,
 291
 292       heat_point = 76,
 293       humidity_point = 50,
 294 })
 295 register_ocean_and_beach("Shrubbery", "rp_default:sand")
 296 default.set_biome_info("Shrubbery", "grassy")
 297
 298 -- Note: High biome. This is the highland version of Shrubbery
 299 minetest.register_biome(
 300    {
 301       name = "Chaparral",
 302
 303       node_top = "rp_default:dirt_with_dry_grass",
 304       node_filler = "rp_default:dry_dirt",
 305       node_riverbed = "rp_default:sand",
 306
 307       depth_filler = 0,
 308       depth_top = 1,
 309       depth_riverbed = 4,
 310
 311       y_min = 56,
 312       y_max = 32000,
 313
 314       heat_point = 76,
 315       humidity_point = 50,
 316 })
 317 default.set_biome_info("Chaparral", "savannic")
 318
 319 minetest.register_biome(
 320    {
 321       name = "Savanna",
 322
 323       node_top = "rp_default:dirt_with_dry_grass",
 324       node_filler = "rp_default:dry_dirt",
 325       node_riverbed = "rp_default:gravel",
 326
 327       depth_filler = 2,
 328       depth_top = 1,
 329       depth_riverbed = 3,
 330
 331       y_min = 2,
 332       y_max = 55,
 333
 334       heat_point = 77,
 335       humidity_point = 12,
 336 })
 337 register_ocean_and_beach("Savanna", "rp_default:sand")
 338 default.set_biome_info("Savanna", "savannic")
 339
 340 minetest.register_biome(
 341    {
 342       name = "Wasteland",
 343
 344       node_top = "rp_default:dry_dirt",
 345       node_filler = "rp_default:sandstone",
 346       node_riverbed = "rp_default:sandstone",
 347
 348       depth_filler = 3,
 349       depth_top = 1,
 350       depth_riverbed = 2,
 351
 352       y_min = 2,
 353       y_max = 32000,
 354
 355       heat_point = 100,
 356       humidity_point = 0,
 357 })
 358 register_ocean_and_beach("Wasteland", "rp_default:dry_dirt", 5, "rp_default:gravel")
 359 default.set_biome_info("Wasteland", "drylandic")
 360
 361 minetest.register_biome(
 362    {
 363       name = "Rocky Dryland",
 364
 365       node_top = "rp_default:dry_dirt",
 366       node_filler = "rp_default:dry_dirt",
 367       node_riverbed = "rp_default:gravel",
 368
 369       depth_filler = 0,
 370       depth_top = 1,
 371       depth_riverbed = 4,
 372
 373       y_min = 3,
 374       y_max = 32000,
 375
 376       heat_point = 86,
 377       humidity_point = 7,
 378 })
 379 register_ocean_and_beach("Rocky Dryland", "rp_default:gravel")
 380 default.set_biome_info("Rocky Dryland", "drylandic")
 381
 382 minetest.register_biome(
 383    {
 384       name = "Wooded Dryland",
 385
 386       node_top = "rp_default:dry_dirt",
 387       node_filler = "rp_default:dry_dirt",
 388       node_riverbed = "rp_default:gravel",
 389
 390       depth_filler = 4,
 391       depth_top = 1,
 392       depth_riverbed = 2,
 393
 394       y_min = 1,
 395       y_max = 32000,
 396
 397       heat_point = 94,
 398       humidity_point = 10,
 399 })
 400 register_ocean_and_beach("Wooded Dryland", "rp_default:dry_dirt")
 401 default.set_biome_info("Wooded Dryland", "drylandic")
 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       node_riverbed = "rp_default:gravel",
 410
 411       depth_filler = 2,
 412       depth_top = 1,
 413       depth_riverbed = 2,
 414
 415       y_min = 2,
 416       y_max = 32000,
 417
 418       heat_point = 80,
 419       humidity_point = 10,
 420 })
 421 register_ocean_and_beach("Savannic Wasteland", "rp_default:sand")
 422 default.set_biome_info("Savannic Wasteland", "savannic")
 423
 424 minetest.register_biome(
 425    {
 426       name = "Thorny Shrubs",
 427
 428       node_top = "rp_default:dirt_with_grass",
 429       node_filler = "rp_default:dirt",
 430       node_riverbed = "rp_default:gravel",
 431
 432       depth_filler = 4,
 433       depth_top = 1,
 434       depth_riverbed = 2,
 435
 436       y_min = 2,
 437       y_max = 200,
 438
 439       heat_point = 54,
 440       humidity_point = 0,
 441 })
 442 register_ocean_and_beach("Thorny Shrubs", "rp_default:sand")
 443 default.set_biome_info("Thorny Shrubs", "grassy")
 444
 445 minetest.register_biome(
 446    {
 447       name = "Mystery Forest",
 448
 449       node_top = "rp_default:dirt_with_grass",
 450       node_filler = "rp_default:dirt",
 451       node_riverbed = "rp_default:gravel",
 452
 453       depth_filler = 4,
 454       depth_top = 1,
 455       depth_riverbed = 2,
 456
 457       y_min = 1,
 458       y_max = 200,
 459
 460       heat_point = 15,
 461       humidity_point = 0,
 462 })
 463 register_ocean_and_beach("Mystery Forest", "rp_default:dirt")
 464 default.set_biome_info("Mystery Forest", "grassy")
 465
 466 minetest.register_biome(
 467    {
 468       name = "Poplar Plains",
 469
 470       node_top = "rp_default:dirt_with_grass",
 471       node_filler = "rp_default:dirt",
 472       node_riverbed = "rp_default:sand",
 473
 474       depth_filler = 4,
 475       depth_top = 1,
 476       depth_riverbed = 2,
 477
 478       y_min = 1,
 479       y_max = 32000,
 480
 481       heat_point = 100,
 482       humidity_point = 56,
 483 })
 484 register_ocean_and_beach("Poplar Plains", "rp_default:dirt")
 485 default.set_biome_info("Poplar Plains", "grassy")
 486
 487 minetest.register_biome(
 488    {
 489       name = "Baby Poplar Plains",
 490
 491       node_top = "rp_default:dirt_with_grass",
 492       node_filler = "rp_default:dirt",
 493       node_riverbed = "rp_default:sand",
 494
 495       depth_filler = 4,
 496       depth_top = 1,
 497       depth_riverbed = 2,
 498
 499       y_min = 2,
 500       y_max = 32000,
 501
 502       heat_point = 100,
 503       humidity_point = 42,
 504 })
 505 register_ocean_and_beach("Baby Poplar Plains", "rp_default:sand")
 506 default.set_biome_info("Baby Poplar Plains", "grassy")
 507
 508 minetest.register_biome(
 509    {
 510       name = "Tall Birch Forest",
 511
 512       node_top = "rp_default:dirt_with_grass",
 513       node_filler = "rp_default:dirt",
 514       node_riverbed = "rp_default:sand",
 515
 516       depth_filler = 3,
 517       depth_top = 1,
 518       depth_riverbed = 2,
 519
 520       y_min = 2,
 521       y_max = 32000,
 522
 523       heat_point = 0,
 524       humidity_point = 15,
 525 })
 526 register_ocean_and_beach("Tall Birch Forest", "rp_default:sand")
 527 default.set_biome_info("Tall Birch Forest", "grassy")
 528
 529 minetest.register_biome(
 530    {
 531       name = "Birch Forest",
 532
 533       node_top = "rp_default:dirt_with_grass",
 534       node_filler = "rp_default:dirt",
 535       node_riverbed = "rp_default:sand",
 536
 537       depth_filler = 3,
 538       depth_top = 1,
 539       depth_riverbed = 2,
 540
 541       y_min = 2,
 542       y_max = 32000,
 543
 544       heat_point = 14,
 545       humidity_point = 16,
 546 })
 547 register_ocean_and_beach("Birch Forest", "rp_default:sand")
 548 default.set_biome_info("Birch Forest", "grassy")
 549
 550 minetest.register_biome(
 551    {
 552       name = "Oak Shrubbery",
 553
 554       node_top = "rp_default:dirt_with_grass",
 555       node_filler = "rp_default:dirt",
 556       node_riverbed = "rp_default:gravel",
 557
 558       depth_filler = 3,
 559       depth_top = 1,
 560       depth_riverbed = 1,
 561
 562       y_min = 1,
 563       y_max = 32000,
 564
 565       heat_point = 33,
 566       humidity_point = 62,
 567 })
 568 register_ocean_and_beach("Oak Shrubbery", "rp_default:dirt")
 569 default.set_biome_info("Oak Shrubbery", "grassy")
 570
 571 minetest.register_biome(
 572    {
 573       name = "Oak Forest",
 574
 575       node_top = "rp_default:dirt_with_grass",
 576       node_filler = "rp_default:dirt",
 577       node_riverbed = "rp_default:gravel",
 578
 579       depth_filler = 5,
 580       depth_top = 1,
 581       depth_riverbed = 1,
 582
 583       y_min = 1,
 584       y_max = 32000,
 585
 586       heat_point = 32,
 587       humidity_point = 61,
 588 })
 589 register_ocean_and_beach("Oak Forest", "rp_default:sand")
 590 default.set_biome_info("Oak Forest", "grassy")
 591
 592 minetest.register_biome(
 593    {
 594       name = "Tall Oak Forest",
 595
 596       node_top = "rp_default:dirt_with_grass",
 597       node_filler = "rp_default:dirt",
 598       node_riverbed = "rp_default:gravel",
 599
 600       depth_filler = 6,
 601       depth_top = 1,
 602       depth_riverbed = 2,
 603
 604       y_min = 1,
 605       y_max = 32000,
 606
 607       heat_point = 10,
 608       humidity_point = 52,
 609 })
 610 register_ocean_and_beach("Tall Oak Forest", "rp_default:sand")
 611 default.set_biome_info("Tall Oak Forest", "grassy")
 612
 613 minetest.register_biome(
 614    {
 615       name = "Dense Oak Forest",
 616
 617       node_top = "rp_default:dirt_with_grass",
 618       node_filler = "rp_default:dirt",
 619       node_riverbed = "rp_default:gravel",
 620
 621       depth_filler = 7,
 622       depth_top = 1,
 623       depth_riverbed = 3,
 624
 625       y_min = 30,
 626       y_max = 32000,
 627
 628       heat_point = 0,
 629       humidity_point = 52,
 630 })
 631 default.set_biome_info("Dense Oak Forest", "grassy")
 632
 633 -- Equivalent to Pixture's original 'Swamp' biome
 634 minetest.register_biome(
 635    {
 636       name = "Swamp Meadow",
 637
 638       node_top = "rp_default:dirt_with_swamp_grass",
 639       node_filler = "rp_default:swamp_dirt",
 640       node_cave_liquid = "rp_default:swamp_water_source",
 641       node_riverbed = "rp_default:swamp_dirt",
 642
 643       depth_filler = 7,
 644       depth_top = 1,
 645       depth_riverbed = 4,
 646
 647       y_min = 2,
 648       y_max = SWAMP_Y_MAX,
 649
 650       heat_point = 54,
 651       humidity_point = 97,
 652 })
 653 register_ocean_and_beach("Swamp Meadow", "rp_default:swamp_dirt", 3, "rp_default:sand")
 654 default.set_biome_info("Swamp Meadow", "swampy")
 655
 656 minetest.register_biome(
 657    {
 658       name = "Swamp Meadow Highland",
 659
 660       node_top = "rp_default:dirt_with_swamp_grass",
 661       node_filler = "rp_default:swamp_dirt",
 662       node_cave_liquid = "rp_default:swamp_water_source",
 663       node_riverbed = "rp_default:swamp_dirt",
 664
 665       depth_filler = 6,
 666       depth_top = 1,
 667       depth_riverbed = 3,
 668
 669       y_min = SWAMP_Y_MAX+1,
 670       y_max = SWAMP_HIGH_Y_MAX,
 671
 672       heat_point = 54,
 673       humidity_point = 133,
 674 })
 675 default.set_biome_info("Swamp Meadow Highland", "swampy")
 676
 677 minetest.register_biome(
 678    {
 679       name = "Mixed Swamp",
 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 = 7,
 687       depth_top = 1,
 688       depth_riverbed = 3,
 689
 690       y_min = 1,
 691       y_max = SWAMP_Y_MAX,
 692
 693       heat_point = 32,
 694       humidity_point = 92,
 695 })
 696 register_ocean_and_beach("Mixed Swamp", "rp_default:dirt", 5, "rp_default:swamp_dirt")
 697 default.set_biome_info("Mixed Swamp", "swampy")
 698
 699 minetest.register_biome(
 700    {
 701       name = "Mixed Swamp Highland",
 702
 703       node_top = "rp_default:dirt_with_swamp_grass",
 704       node_filler = "rp_default:swamp_dirt",
 705       node_cave_liquid = "rp_default:swamp_water_source",
 706       node_riverbed = "rp_default:swamp_dirt",
 707
 708       depth_filler = 6,
 709       depth_top = 1,
 710       depth_riverbed = 2,
 711
 712       y_min = SWAMP_Y_MAX + 1,
 713       y_max = SWAMP_HIGH_Y_MAX,
 714
 715       heat_point = 32,
 716       humidity_point = 133,
 717 })
 718 default.set_biome_info("Mixed Swamp Highland", "swampy")
 719
 720 minetest.register_biome(
 721    {
 722       name = "Swamp Forest",
 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 = 5,
 730       depth_top = 1,
 731       depth_riverbed = 4,
 732
 733       y_min = 1,
 734       y_max = SWAMP_Y_MAX,
 735
 736       heat_point = 11,
 737       humidity_point = 91,
 738 })
 739 register_ocean_and_beach("Swamp Forest", "rp_default:dirt", 5, "rp_default:swamp_dirt")
 740 default.set_biome_info("Swamp Forest", "swampy")
 741
 742 minetest.register_biome(
 743    {
 744       name = "Swamp Forest Highland",
 745
 746       node_top = "rp_default:dirt_with_swamp_grass",
 747       node_filler = "rp_default:swamp_dirt",
 748       node_cave_liquid = "rp_default:swamp_water_source",
 749       node_riverbed = "rp_default:swamp_dirt",
 750
 751       depth_filler = 4,
 752       depth_top = 1,
 753       depth_riverbed = 3,
 754
 755       y_min = SWAMP_Y_MAX + 1,
 756       y_max = SWAMP_HIGH_Y_MAX,
 757
 758       heat_point = 11,
 759       humidity_point = 133,
 760 })
 761 default.set_biome_info("Swamp Forest Highland", "swampy")
 762
 763
 764 minetest.register_biome(
 765    {
 766       name = "Dry Swamp",
 767
 768       node_top = "rp_default:dirt_with_swamp_grass",
 769       node_filler = "rp_default:swamp_dirt",
 770       node_riverbed = "rp_default:swamp_dirt",
 771
 772       depth_filler = 6,
 773       depth_top = 1,
 774       depth_riverbed = 2,
 775
 776       y_min = 1,
 777       y_max = SWAMP_Y_MAX,
 778
 779       heat_point = 83,
 780       humidity_point = 84,
 781 })
 782 register_ocean_and_beach("Dry Swamp", "rp_default:dirt", 3, "rp_default:swamp_dirt") -- force creation of beach sub-biome
 783 default.set_biome_info("Dry Swamp", "swampy")
 784
 785 minetest.register_biome(
 786    {
 787       name = "Dry Swamp Highland",
 788
 789       node_top = "rp_default:dirt_with_swamp_grass",
 790       node_filler = "rp_default:swamp_dirt",
 791       node_riverbed = "rp_default:swamp_dirt",
 792
 793       depth_filler = 5,
 794       depth_top = 1,
 795       depth_riverbed = 1,
 796
 797       y_min = SWAMP_Y_MAX + 1,
 798       y_max = SWAMP_HIGH_Y_MAX,
 799
 800       heat_point = 83,
 801       humidity_point = 129,
 802 })
 803 default.set_biome_info("Dry Swamp Highland", "swampy")
 804
 805 minetest.register_biome(
 806    {
 807       name = "Papyrus Swamp",
 808
 809       node_top = "rp_default:dirt_with_swamp_grass",
 810       node_filler = "rp_default:swamp_dirt",
 811       node_cave_liquid = "rp_default:swamp_water_source",
 812       node_riverbed = "rp_default:swamp_dirt",
 813
 814       depth_filler = 4,
 815       depth_top = 1,
 816       depth_riverbed = 3,
 817
 818       y_min = 1,
 819       y_max = SWAMP_Y_MAX,
 820
 821       heat_point = 44,
 822       humidity_point = 98,
 823 })
 824 register_ocean_and_beach("Papyrus Swamp", "rp_default:swamp_dirt")
 825 default.set_biome_info("Papyrus Swamp", "swampy")
 826
 827 -- Special Underground biome
 828 minetest.register_biome(
 829    {
 830       name = "Underground",
 831
 832       y_min = -31000,
 833       y_max = UNDERGROUND_Y_MAX,
 834
 835       heat_point = 50,
 836       humidity_point = 50,
 837 })
 838 default.set_biome_info("Underground", "undergroundy")
 839
 840 end
 841
 842 local function spring_ore_np(seed)
 843         return {
 844                 offset  = 0,
 845                 scale   = 1,
 846                 spread  = {x=250, y=250, z=250},
 847                 seed    = seed or 12345,
 848                 octaves = 3,
 849                 persist = 0.6,
 850                 lacunarity = 2,
 851                 flags = "defaults",
 852         }
 853 end
 854
 855 -- Water
 856
 857 minetest.register_ore( -- Springs
 858    {
 859       ore_type       = "blob",
 860       ore            = "rp_default:water_source",
 861       wherein        = "rp_default:dirt_with_grass",
 862       biomes         = {"Grassland", "Dense Grassland"},
 863       clust_scarcity = 26*26*26,
 864       clust_num_ores = 1,
 865       clust_size     = 1,
 866       y_min          = 20,
 867       y_max          = 31000,
 868       noise_params   = spring_ore_np(),
 869 })
 870
 871 minetest.register_ore( -- Pools
 872    {
 873       ore_type       = "blob",
 874       ore            = "rp_default:water_source",
 875       wherein        = "rp_default:dirt_with_grass",
 876       biomes         = {"Wilderness"},
 877       clust_scarcity = 32*32*32,
 878       clust_num_ores = 20,
 879       clust_size     = 6,
 880       y_min          = 10,
 881       y_max          = 30,
 882       noise_params   = spring_ore_np(),
 883 })
 884 if mg_name ~= "v6" then
 885 minetest.register_ore( -- Swamp (big springs)
 886    {
 887       ore_type       = "blob",
 888       ore            = "rp_default:swamp_water_source",
 889       wherein        = {"rp_default:dirt_with_swamp_grass", "rp_default:swamp_dirt"},
 890       biomes         = {"Mixed Swamp", "Mixed Swamp Highland", "Papyrus Swamp", "Swamp Forest", "Swamp Forest Highland", "Swamp Meadow", "Swamp Meadow Highland"},
 891       clust_scarcity = 7*7*7,
 892       clust_num_ores = 10,
 893       clust_size     = 4,
 894       y_min          = -31000,
 895       y_max          = 31000,
 896       noise_params   = spring_ore_np(13943),
 897 })
 898 minetest.register_ore( -- Swamp (medium springs)
 899    {
 900       ore_type       = "blob",
 901       ore            = "rp_default:swamp_water_source",
 902       wherein        = {"rp_default:dirt_with_swamp_grass", "rp_default:swamp_dirt"},
 903       biomes         = {"Mixed Swamp", "Mixed Swamp Highland", "Papyrus Swamp", "Swamp Forest", "Swamp Forest Highland", "Swamp Meadow", "Swamp Meadow Highland"},
 904       clust_scarcity = 5*5*5,
 905       clust_num_ores = 8,
 906       clust_size     = 2,
 907       y_min          = -31000,
 908       y_max          = 31000,
 909       noise_params   = spring_ore_np(49494),
 910 })
 911
 912 minetest.register_ore( -- Swamp (small springs)
 913    {
 914       ore_type       = "blob",
 915       ore            = "rp_default:swamp_water_source",
 916       wherein        = {"rp_default:dirt_with_swamp_grass", "rp_default:swamp_dirt"},
 917       biomes         = {"Mixed Swamp", "Mixed Swamp Highland", "Papyrus Swamp", "Swamp Forest", "Swamp Forest Highland", "Swamp Meadow", "Swamp Meadow Highland"},
 918       clust_scarcity = 6*6*6,
 919       clust_num_ores = 1,
 920       clust_size     = 1,
 921       y_min          = -31000,
 922       y_max          = 31000,
 923       noise_params   = spring_ore_np(59330),
 924 })
 925
 926 minetest.register_ore( -- Marsh
 927    {
 928       ore_type       = "blob",
 929       ore            = "rp_default:swamp_water_source",
 930       wherein        = {"rp_default:dirt_with_grass", "rp_default:dirt"},
 931       biomes         = {"Marsh"},
 932       clust_scarcity = 8*8*8,
 933       clust_num_ores = 10,
 934       clust_size     = 6,
 935       y_min          = -31000,
 936       y_max          = 31000,
 937       noise_params   = spring_ore_np(),
 938 })
 939
 940 minetest.register_ore(
 941    {
 942       ore_type       = "blob",
 943       ore            = "rp_default:gravel",
 944       wherein        = "rp_default:dry_dirt",
 945       biomes = {"Rocky Dryland"},
 946       clust_scarcity = 8*8*8,
 947       clust_size     = 8,
 948       y_min          = -31000,
 949       y_max          = 31000,
 950       noise_params = {
 951               octaves = 1,
 952               scale = 1,
 953               offset = 0,
 954               spread = { x = 100, y = 100, z = 100 },
 955               lacunarity = 2.0,
 956               persistence = 0.5,
 957               seed = 43400,
 958       },
 959 })
 960 minetest.register_ore(
 961    {
 962       ore_type       = "blob",
 963       ore            = "rp_default:stone",
 964       wherein        = "rp_default:dry_dirt",
 965       biomes = {"Rocky Dryland"},
 966       clust_scarcity = 8*8*8,
 967       clust_size     = 7,
 968       y_min          = -31000,
 969       y_max          = 31000,
 970       noise_params = {
 971               octaves = 1,
 972               scale = 1,
 973               offset = 0,
 974               spread = { x = 100, y = 100, z = 100 },
 975               lacunarity = 2.0,
 976               persistence = 0.5,
 977               seed = 13940,
 978       },
 979 })
 980
 981 minetest.register_ore( -- Dry Swamp (dirt with grass)
 982    {
 983       ore_type       = "blob",
 984       ore            = "rp_default:dirt_with_grass",
 985       wherein        = {"rp_default:dirt_with_swamp_grass"},
 986       biomes         = {"Dry Swamp", "Dry Swamp Highland"},
 987       clust_scarcity = 3*3*3,
 988       clust_num_ores = 10,
 989       clust_size     = 4,
 990       y_min          = -31000,
 991       y_max          = 31000,
 992       noise_params   = spring_ore_np(13943),
 993 })
 994 minetest.register_ore( -- Dry Swamp (dirt)
 995    {
 996       ore_type       = "blob",
 997       ore            = "rp_default:dirt",
 998       wherein        = {"rp_default:swamp_dirt"},
 999       biomes         = {"Dry Swamp", "Dry Swamp Beach", "Dry Swamp Highland"},
1000       clust_scarcity = 3*3*3,
1001       clust_num_ores = 10,
1002       clust_size     = 4,
1003       y_min          = -31000,
1004       y_max          = 31000,
1005       noise_params   = spring_ore_np(13943),
1006 })
1007 minetest.register_ore(
1008    {
1009       ore_type       = "scatter",
1010       ore            = "rp_default:dirt_with_dry_grass",
1011       wherein        = "rp_default:dry_dirt",
1012       biomes = {"Savannic Wasteland"},
1013       clust_scarcity = 6*6*6,
1014       clust_size     = 6,
1015       clust_num_ores = 40,
1016       y_min          = 2,
1017       y_max          = 31000,
1018       noise_params = {
1019               octaves = 1,
1020               scale = 1,
1021               offset = 0.1,
1022               spread = { x = 100, y = 100, z = 100 },
1023               lacunarity = 2.0,
1024               persistence = 0.5,
1025               seed = 12449,
1026       },
1027 })
1028
1029 minetest.register_ore(
1030    {
1031       ore_type       = "blob",
1032       ore            = "rp_default:dirt_with_dry_grass",
1033       wherein        = "rp_default:dry_dirt",
1034       biomes = {"Savannic Wasteland"},
1035       clust_scarcity = 7*7*7,
1036       clust_size     = 4,
1037       y_min          = 2,
1038       y_max          = 31000,
1039       noise_params = {
1040               octaves = 2,
1041               scale = 1,
1042               offset = 0.2,
1043               spread = { x = 100, y = 100, z = 100 },
1044               lacunarity = 2.0,
1045               persistence = 0.5,
1046               seed = 12450,
1047       },
1048 })
1049
1050 minetest.register_ore(
1051    {
1052       ore_type       = "scatter",
1053       ore            = "rp_default:stone_with_sulfur",
1054       wherein        = "rp_default:stone",
1055       biomes         = { "Rocky Dryland", "Wooded Dryland"},
1056       clust_scarcity = 9*9*9,
1057       clust_num_ores = 1,
1058       clust_size     = 1,
1059       y_min          = -8,
1060       y_max          = 32,
1061 })
1062
1063
1064 end
1065
1066
1067 --[[ DECORATIONS ]]
1068 -- The decorations are roughly ordered by size;
1069 -- largest decorations first.
1070
1071 -- Tree decorations
1072
1073 if mg_name ~= "v6" then
1074 minetest.register_decoration(
1075    {
1076       name = "rp_default:giga_birch_tree",
1077       deco_type = "schematic",
1078       place_on = {"rp_default:dirt_with_grass"},
1079       sidelen = 16,
1080       fill_ratio = 0.023,
1081       biomes = {"Deep Forest"},
1082       flags = "place_center_x, place_center_z",
1083       schematic = minetest.get_modpath("rp_default")
1084          .. "/schematics/rp_default_giga_birch_tree.mts",
1085       rotation = "random",
1086       y_min = -32000,
1087       y_max = 32000,
1088 })
1089
1090 minetest.register_decoration(
1091    {
1092       deco_type = "schematic",
1093       place_on = {"rp_default:dirt_with_grass"},
1094       sidelen = 16,
1095       fill_ratio = 0.004,
1096       biomes = {"Grove"},
1097       flags = "place_center_x, place_center_z",
1098       schematic = minetest.get_modpath("rp_default")
1099          .. "/schematics/rp_default_tall_grove_tree.mts",
1100       y_min = 0,
1101       y_max = 32000,
1102 })
1103
1104 minetest.register_decoration(
1105    {
1106       deco_type = "schematic",
1107       place_on = {"rp_default:dirt_with_grass"},
1108       sidelen = 16,
1109       fill_ratio = 0.008,
1110       biomes = {"Forest"},
1111       flags = "place_center_x, place_center_z",
1112       schematic = minetest.get_modpath("rp_default")
1113          .. "/schematics/rp_default_coniferlike_tree.mts",
1114       y_min = -32000,
1115       y_max = 32000,
1116 })
1117
1118 minetest.register_decoration(
1119    {
1120       deco_type = "schematic",
1121       place_on = {"rp_default:dirt_with_grass"},
1122       sidelen = 16,
1123       fill_ratio = 0.015,
1124       biomes = {"Tall Birch Forest"},
1125       flags = "place_center_x, place_center_z",
1126       schematic = minetest.get_modpath("rp_default")
1127          .. "/schematics/rp_default_birch_cuboid_tall.mts",
1128       y_min = -32000,
1129       y_max = 32000,
1130 })
1131 minetest.register_decoration(
1132    {
1133       deco_type = "schematic",
1134       place_on = {"rp_default:dirt_with_grass"},
1135       sidelen = 16,
1136       fill_ratio = 0.0001,
1137       biomes = {"Tall Birch Forest"},
1138       flags = "place_center_x, place_center_z",
1139       schematic = minetest.get_modpath("rp_default")
1140          .. "/schematics/rp_default_layer_birch_2.mts",
1141       y_min = -32000,
1142       y_max = 32000,
1143 })
1144 minetest.register_decoration(
1145    {
1146       deco_type = "schematic",
1147       place_on = {"rp_default:dirt_with_grass"},
1148       sidelen = 16,
1149       fill_ratio = 0.00075,
1150       biomes = {"Tall Birch Forest"},
1151       flags = "place_center_x, place_center_z",
1152       schematic = minetest.get_modpath("rp_default")
1153          .. "/schematics/rp_default_birch_candlestick.mts",
1154       y_min = -32000,
1155       y_max = 32000,
1156 })
1157
1158
1159 minetest.register_decoration(
1160    {
1161       deco_type = "schematic",
1162       place_on = {"rp_default:dirt_with_grass"},
1163       sidelen = 16,
1164       fill_ratio = 0.004,
1165       biomes = {"Forest"},
1166       flags = "place_center_x, place_center_z",
1167       schematic = minetest.get_modpath("rp_default")
1168          .. "/schematics/rp_default_birch_cuboid_3x3_short.mts",
1169       y_min = -32000,
1170       y_max = 32000,
1171 })
1172
1173 minetest.register_decoration(
1174    {
1175       deco_type = "schematic",
1176       place_on = {"rp_default:dirt_with_grass"},
1177       sidelen = 16,
1178       fill_ratio = 0.0003,
1179       biomes = {"Birch Forest"},
1180       flags = "place_center_x, place_center_z",
1181       schematic = minetest.get_modpath("rp_default")
1182          .. "/schematics/rp_default_birch_cuboid_5x4.mts",
1183       y_min = -32000,
1184       y_max = 32000,
1185 })
1186 minetest.register_decoration(
1187    {
1188       deco_type = "schematic",
1189       place_on = {"rp_default:dirt_with_grass"},
1190       sidelen = 16,
1191       fill_ratio = 0.001,
1192       biomes = {"Birch Forest"},
1193       flags = "place_center_x, place_center_z",
1194       schematic = minetest.get_modpath("rp_default")
1195          .. "/schematics/rp_default_birch_cuboid_3x4.mts",
1196       y_min = -32000,
1197       y_max = 32000,
1198 })
1199 minetest.register_decoration(
1200    {
1201       deco_type = "schematic",
1202       place_on = {"rp_default:dirt_with_grass"},
1203       sidelen = 16,
1204       fill_ratio = 0.003,
1205       biomes = {"Birch Forest"},
1206       flags = "place_center_x, place_center_z",
1207       schematic = minetest.get_modpath("rp_default")
1208          .. "/schematics/rp_default_birch_cuboid_3x3_long.mts",
1209       y_min = -32000,
1210       y_max = 32000,
1211 })
1212 minetest.register_decoration(
1213    {
1214       deco_type = "schematic",
1215       place_on = {"rp_default:dirt_with_grass"},
1216       sidelen = 16,
1217       fill_ratio = 0.001,
1218       biomes = {"Birch Forest"},
1219       flags = "place_center_x, place_center_z",
1220       schematic = minetest.get_modpath("rp_default")
1221          .. "/schematics/rp_default_birch_cuboid_3x3_short.mts",
1222       y_min = -32000,
1223       y_max = 32000,
1224 })
1225 minetest.register_decoration(
1226    {
1227       deco_type = "schematic",
1228       place_on = {"rp_default:dirt_with_grass"},
1229       sidelen = 16,
1230       fill_ratio = 0.0001,
1231       biomes = {"Birch Forest"},
1232       flags = "place_center_x, place_center_z",
1233       schematic = minetest.get_modpath("rp_default")
1234          .. "/schematics/rp_default_birch_plus.mts",
1235       y_min = -32000,
1236       y_max = 32000,
1237 })
1238 minetest.register_decoration(
1239    {
1240       deco_type = "schematic",
1241       place_on = {"rp_default:dirt_with_grass"},
1242       sidelen = 16,
1243       fill_ratio = 0.0002,
1244       biomes = {"Birch Forest"},
1245       flags = "place_center_x, place_center_z",
1246       schematic = minetest.get_modpath("rp_default")
1247          .. "/schematics/rp_default_apple_tree_empty.mts",
1248       y_min = -32000,
1249       y_max = 32000,
1250 })
1251
1252
1253
1254 minetest.register_decoration(
1255    {
1256       deco_type = "schematic",
1257       place_on = {"rp_default:dirt_with_grass"},
1258       sidelen = 16,
1259       fill_ratio = 0.004,
1260       biomes = {"Dry Swamp"},
1261       flags = "place_center_x, place_center_z",
1262       schematic = minetest.get_modpath("rp_default")
1263          .. "/schematics/rp_default_birch_cuboid_3x3_long.mts",
1264       y_min = -32000,
1265       y_max = 32000,
1266 })
1267 minetest.register_decoration(
1268    {
1269       deco_type = "schematic",
1270       place_on = {"rp_default:dirt_with_grass"},
1271       sidelen = 16,
1272       fill_ratio = 0.00133333,
1273       biomes = {"Dry Swamp Highland"},
1274       flags = "place_center_x, place_center_z",
1275       schematic = minetest.get_modpath("rp_default")
1276          .. "/schematics/rp_default_birch_cuboid_3x3_short.mts",
1277       y_min = -32000,
1278       y_max = 32000,
1279 })
1280
1281 minetest.register_decoration(
1282    {
1283       deco_type = "schematic",
1284       place_on = {"rp_default:dirt_with_grass"},
1285       sidelen = 16,
1286       fill_ratio = 0.00035,
1287       biomes = {"Orchard"},
1288       flags = "place_center_x, place_center_z",
1289       schematic = minetest.get_modpath("rp_default")
1290          .. "/schematics/rp_default_apple_tree_big.mts",
1291       y_min = 15,
1292       y_max = 32000,
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 = 0.007,
1301       biomes = {"Orchard"},
1302       flags = "place_center_x, place_center_z",
1303       schematic = minetest.get_modpath("rp_default")
1304          .. "/schematics/rp_default_apple_tree.mts",
1305       y_min = 10,
1306       y_max = 32000,
1307 })
1308
1309 minetest.register_decoration(
1310    {
1311       deco_type = "schematic",
1312       place_on = {"rp_default:dirt_with_grass"},
1313       sidelen = 16,
1314       fill_ratio = 0.000033,
1315       biomes = {"Thorny Shrubs"},
1316       flags = "place_center_x, place_center_z",
1317       schematic = minetest.get_modpath("rp_default")
1318          .. "/schematics/rp_default_apple_tree.mts",
1319       y_min = -32000,
1320       y_max = 32000,
1321 })
1322 minetest.register_decoration(
1323    {
1324       deco_type = "schematic",
1325       place_on = {"rp_default:dirt_with_grass"},
1326       sidelen = 16,
1327       fill_ratio = 0.00067,
1328       biomes = {"Thorny Shrubs"},
1329       flags = "place_center_x, place_center_z",
1330       schematic = minetest.get_modpath("rp_default")
1331          .. "/schematics/rp_default_apple_tree_empty.mts",
1332       y_min = -32000,
1333       y_max = 32000,
1334 })
1335
1336
1337 minetest.register_decoration(
1338    {
1339       deco_type = "schematic",
1340       place_on = {"rp_default:dirt_with_grass"},
1341       sidelen = 16,
1342       fill_ratio = 0.009,
1343       biomes = {"Forest", "Deep Forest"},
1344       flags = "place_center_x, place_center_z",
1345       schematic = minetest.get_modpath("rp_default")
1346          .. "/schematics/rp_default_apple_tree.mts",
1347       y_min = -32000,
1348       y_max = 32000,
1349 })
1350
1351 minetest.register_decoration(
1352    {
1353       deco_type = "schematic",
1354       place_on = {"rp_default:dirt_with_grass"},
1355       sidelen = 16,
1356       fill_ratio = 0.0009,
1357       biomes = {"Oak Forest"},
1358       flags = "place_center_x, place_center_z",
1359       schematic = minetest.get_modpath("rp_default")
1360          .. "/schematics/rp_default_oak_tree_big_1.mts",
1361       y_min = 1,
1362       y_max = 32000,
1363 })
1364
1365 minetest.register_decoration(
1366    {
1367       deco_type = "schematic",
1368       place_on = {"rp_default:dirt_with_grass"},
1369       sidelen = 16,
1370       fill_ratio = 0.0045,
1371       biomes = {"Tall Oak Forest"},
1372       flags = "place_center_x, place_center_z",
1373       schematic = minetest.get_modpath("rp_default")
1374          .. "/schematics/rp_default_oak_tree_big_1.mts",
1375       y_min = 1,
1376       y_max = 32000,
1377 })
1378 minetest.register_decoration(
1379    {
1380       deco_type = "schematic",
1381       place_on = {"rp_default:dirt_with_grass"},
1382       sidelen = 16,
1383       fill_ratio = 0.0045,
1384       biomes = {"Tall Oak Forest"},
1385       flags = "place_center_x, place_center_z",
1386       schematic = minetest.get_modpath("rp_default")
1387          .. "/schematics/rp_default_oak_tree_big_2.mts",
1388       y_min = 1,
1389       y_max = 32000,
1390 })
1391
1392
1393 minetest.register_decoration(
1394    {
1395       deco_type = "schematic",
1396       place_on = {"rp_default:dirt_with_grass"},
1397       sidelen = 16,
1398       fill_ratio = 0.035,
1399       biomes = {"Dense Oak Forest"},
1400       flags = "place_center_x, place_center_z",
1401       schematic = minetest.get_modpath("rp_default")
1402          .. "/schematics/rp_default_oak_tree_big_1.mts",
1403       y_min = 1,
1404       y_max = 32000,
1405 })
1406 minetest.register_decoration(
1407    {
1408       deco_type = "schematic",
1409       place_on = {"rp_default:dirt_with_grass"},
1410       sidelen = 16,
1411       fill_ratio = 0.035,
1412       biomes = {"Dense Oak Forest"},
1413       flags = "place_center_x, place_center_z",
1414       schematic = minetest.get_modpath("rp_default")
1415          .. "/schematics/rp_default_oak_tree_big_2.mts",
1416       y_min = 1,
1417       y_max = 32000,
1418 })
1419
1420
1421
1422 minetest.register_decoration(
1423    {
1424       deco_type = "schematic",
1425       place_on = {"rp_default:dirt_with_swamp_grass", "rp_default:swamp_dirt"},
1426       sidelen = 16,
1427       fill_ratio = 0.0008,
1428       biomes = {"Mixed Swamp", "Mixed Swamp Highland", "Mixed Swamp Beach"},
1429       flags = "place_center_x, place_center_z",
1430       schematic = minetest.get_modpath("rp_default")
1431          .. "/schematics/rp_default_swamp_oak.mts",
1432       y_min = 0,
1433       y_max = 32000,
1434 })
1435
1436 minetest.register_decoration(
1437    {
1438       deco_type = "schematic",
1439       place_on = {"rp_default:dirt_with_swamp_grass", "rp_default:swamp_dirt"},
1440       sidelen = 16,
1441       fill_ratio = 0.006,
1442       biomes = {"Swamp Forest", "Swamp Forest Highland", "Swamp Forest Beach"},
1443       flags = "place_center_x, place_center_z",
1444       schematic = minetest.get_modpath("rp_default")
1445          .. "/schematics/rp_default_swamp_oak.mts",
1446       y_min = 0,
1447       y_max = 32000,
1448 })
1449
1450 minetest.register_decoration(
1451    {
1452       deco_type = "schematic",
1453       place_on = {"rp_default:dirt_with_swamp_grass", "rp_default:swamp_dirt", "rp_default:dirt"},
1454       sidelen = 16,
1455       fill_ratio = 0.0001,
1456       biomes = {"Swamp Forest", "Swamp Forest Highland", "Swamp Forest Beach"},
1457       flags = "place_center_x, place_center_z",
1458       schematic = minetest.get_modpath("rp_default")
1459          .. "/schematics/rp_default_swamp_birch.mts",
1460       y_min = 0,
1461       y_max = 32000,
1462 })
1463 minetest.register_decoration(
1464    {
1465       deco_type = "schematic",
1466       place_on = {"rp_default:dirt_with_swamp_grass", "rp_default:swamp_dirt", "rp_default:dirt"},
1467       sidelen = 16,
1468       fill_ratio = 0.003,
1469       biomes = {"Dry Swamp", "Dry Swamp Beach"},
1470       flags = "place_center_x, place_center_z",
1471       schematic = minetest.get_modpath("rp_default")
1472          .. "/schematics/rp_default_swamp_birch.mts",
1473       y_min = 0,
1474       y_max = 32000,
1475 })
1476 minetest.register_decoration(
1477    {
1478       deco_type = "schematic",
1479       place_on = {"rp_default:dirt_with_swamp_grass", "rp_default:swamp_dirt", "rp_default:dirt"},
1480       sidelen = 16,
1481       fill_ratio = 0.001,
1482       biomes = {"Dry Swamp Highland"},
1483       flags = "place_center_x, place_center_z",
1484       schematic = minetest.get_modpath("rp_default")
1485          .. "/schematics/rp_default_swamp_birch.mts",
1486       y_min = 0,
1487       y_max = 32000,
1488 })
1489
1490
1491 local MYSTERY_FOREST_SPREAD = { x=500, y=500, z=500 }
1492 local MYSTERY_FOREST_OFFSET = 0.001
1493 local MYSTERY_FOREST_OFFSET_STAIRCASE = -0.001
1494 local MYSTERY_FOREST_OFFSET_APPLES = -0.0005
1495 local MYSTERY_FOREST_SCALE = 0.008
1496
1497 minetest.register_decoration(
1498    {
1499       deco_type = "schematic",
1500       place_on = {"rp_default:dirt_with_grass"},
1501       sidelen = 16,
1502       biomes = {"Mystery Forest"},
1503       flags = "place_center_x, place_center_z",
1504       schematic = minetest.get_modpath("rp_default")
1505          .. "/schematics/rp_default_staircase_tree.mts",
1506       y_min = 1,
1507       y_max = 32000,
1508       noise_params = {
1509               octaves = 2,
1510               scale = -MYSTERY_FOREST_SCALE,
1511               offset = MYSTERY_FOREST_OFFSET_STAIRCASE,
1512               spread = MYSTERY_FOREST_SPREAD,
1513               lacunarity = 2.0,
1514               persistence = 0.5,
1515               seed = 49204,
1516       },
1517 })
1518
1519 minetest.register_decoration(
1520    {
1521       deco_type = "schematic",
1522       place_on = {"rp_default:dirt_with_grass"},
1523       sidelen = 16,
1524       biomes = {"Mystery Forest"},
1525       flags = "place_center_x, place_center_z",
1526       schematic = minetest.get_modpath("rp_default")
1527          .. "/schematics/rp_default_layer_birch.mts",
1528       y_min = 1,
1529       y_max = 32000,
1530       noise_params = {
1531               octaves = 2,
1532               scale = MYSTERY_FOREST_SCALE,
1533               offset = MYSTERY_FOREST_OFFSET,
1534               spread = MYSTERY_FOREST_SPREAD,
1535               lacunarity = 2.0,
1536               persistence = 0.5,
1537               seed = 49204,
1538       },
1539 })
1540
1541 minetest.register_decoration(
1542    {
1543       deco_type = "schematic",
1544       place_on = {"rp_default:dirt_with_grass"},
1545       sidelen = 16,
1546       biomes = {"Mystery Forest"},
1547       flags = "place_center_x, place_center_z",
1548       schematic = minetest.get_modpath("rp_default")
1549          .. "/schematics/rp_default_telephone_tree.mts",
1550       y_min = 1,
1551       y_max = 32000,
1552       noise_params = {
1553               octaves = 2,
1554               scale = -MYSTERY_FOREST_SCALE,
1555               offset = MYSTERY_FOREST_OFFSET,
1556               spread = MYSTERY_FOREST_SPREAD,
1557               lacunarity = 2.0,
1558               persistence = 0.5,
1559               seed = 49204,
1560       },
1561 })
1562
1563 minetest.register_decoration(
1564    {
1565       deco_type = "schematic",
1566       place_on = {"rp_default:dirt_with_grass"},
1567       sidelen = 16,
1568       biomes = {"Mystery Forest"},
1569       flags = "place_center_x, place_center_z",
1570       schematic = minetest.get_modpath("rp_default")
1571          .. "/schematics/rp_default_telephone_tree_apples.mts",
1572       y_min = 1,
1573       y_max = 32000,
1574       noise_params = {
1575               octaves = 2,
1576               scale = -MYSTERY_FOREST_SCALE,
1577               offset = MYSTERY_FOREST_OFFSET_APPLES,
1578               spread = MYSTERY_FOREST_SPREAD,
1579               lacunarity = 2.0,
1580               persistence = 0.5,
1581               seed = 49204,
1582       },
1583 })
1584
1585
1586
1587
1588 minetest.register_decoration(
1589    {
1590       deco_type = "schematic",
1591       place_on = {"rp_default:dirt_with_grass"},
1592       sidelen = 16,
1593       biomes = {"Mystery Forest"},
1594       flags = "place_center_x, place_center_z",
1595       schematic = minetest.get_modpath("rp_default")
1596          .. "/schematics/rp_default_cross_birch.mts",
1597       y_min = 1,
1598       y_max = 32000,
1599       noise_params = {
1600               octaves = 2,
1601               scale = MYSTERY_FOREST_SCALE,
1602               offset = MYSTERY_FOREST_OFFSET,
1603               spread = MYSTERY_FOREST_SPREAD,
1604               lacunarity = 2.0,
1605               persistence = 0.5,
1606               seed = 49204,
1607       },
1608 })
1609
1610 minetest.register_decoration(
1611    {
1612       deco_type = "schematic",
1613       place_on = {"rp_default:dirt_with_grass"},
1614       sidelen = 16,
1615       biomes = {"Poplar Plains"},
1616       flags = "place_center_x, place_center_z",
1617       schematic = minetest.get_modpath("rp_default")
1618          .. "/schematics/rp_default_poplar_large.mts",
1619       y_min = 1,
1620       y_max = 32000,
1621       noise_params = {
1622               octaves = 2,
1623               scale = 0.01,
1624               offset = -0.004,
1625               spread = {x=50,y=50,z=50},
1626               lacunarity = 2.0,
1627               persistence = 0.5,
1628               seed = 94325,
1629       },
1630 })
1631 minetest.register_decoration(
1632    {
1633       deco_type = "schematic",
1634       place_on = {"rp_default:dirt_with_grass"},
1635       sidelen = 16,
1636       biomes = {"Poplar Plains"},
1637       flags = "place_center_x, place_center_z",
1638       schematic = minetest.get_modpath("rp_default")
1639          .. "/schematics/rp_default_poplar_small.mts",
1640       y_min = 1,
1641       y_max = 32000,
1642       noise_params = {
1643               octaves = 2,
1644               scale = 0.01,
1645               offset = -0.001,
1646               spread = {x=50,y=50,z=50},
1647               lacunarity = 2.0,
1648               persistence = 0.5,
1649               seed = 94325,
1650       },
1651 })
1652 minetest.register_decoration(
1653    {
1654       deco_type = "schematic",
1655       place_on = {"rp_default:dirt_with_grass"},
1656       fill_ratio = 0.0002,
1657       sidelen = 16,
1658       biomes = {"Poplar Plains"},
1659       flags = "place_center_x, place_center_z",
1660       schematic = minetest.get_modpath("rp_default")
1661          .. "/schematics/rp_default_poplar_small.mts",
1662       y_min = 1,
1663       y_max = 32000,
1664 })
1665
1666 -- Small poplar tree blobs
1667 minetest.register_decoration(
1668    {
1669       deco_type = "schematic",
1670       place_on = {"rp_default:dirt_with_grass"},
1671       sidelen = 8,
1672       biomes = {"Baby Poplar Plains"},
1673       flags = "place_center_x, place_center_z",
1674       schematic = minetest.get_modpath("rp_default")
1675          .. "/schematics/rp_default_poplar_small.mts",
1676       y_min = 1,
1677       y_max = 32000,
1678       noise_params = {
1679               octaves = 2,
1680               scale = 0.05,
1681               offset = -0.032,
1682               spread = {x=24,y=24,z=24},
1683               lacunarity = 2.0,
1684               persistence = 0.5,
1685               seed = 94325,
1686       },
1687 })
1688
1689 -- Occasional lonely poplars
1690 minetest.register_decoration(
1691    {
1692       deco_type = "schematic",
1693       place_on = {"rp_default:dirt_with_grass"},
1694       sidelen = 16,
1695       fill_ratio = 0.0002,
1696       biomes = {"Baby Poplar Plains"},
1697       flags = "place_center_x, place_center_z",
1698       schematic = minetest.get_modpath("rp_default")
1699          .. "/schematics/rp_default_poplar_small.mts",
1700       y_min = 1,
1701       y_max = 32000,
1702 })
1703
1704
1705 -- Bushes
1706 --
1707 minetest.register_decoration(
1708    {
1709       deco_type = "schematic",
1710       place_on = {"rp_default:dirt_with_swamp_grass", "rp_default:swamp_dirt"},
1711       sidelen = 16,
1712       fill_ratio = 0.0015,
1713       biomes = {"Mixed Swamp", "Mixed Swamp Highland"},
1714       flags = "place_center_x, place_center_z",
1715       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_swamp_oak_bush.mts",
1716       y_min = 1,
1717       y_max = 32000,
1718       rotation = "0",
1719 })
1720
1721
1722 minetest.register_decoration(
1723    {
1724       deco_type = "schematic",
1725       place_on = {"rp_default:dirt_with_grass"},
1726       sidelen = 16,
1727       fill_ratio = 0.00625,
1728       biomes = {"Tall Birch Forest"},
1729       flags = "place_center_x, place_center_z",
1730       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_birch_bush_big.mts",
1731       y_min = 1,
1732       y_max = 32000,
1733       rotation = "0",
1734 })
1735
1736 minetest.register_decoration(
1737    {
1738       deco_type = "schematic",
1739       place_on = {"rp_default:dirt_with_grass"},
1740       sidelen = 16,
1741       fill_ratio = 0.001,
1742       biomes = {"Birch Forest"},
1743       flags = "place_center_x, place_center_z",
1744       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_birch_bush.mts",
1745       y_min = 1,
1746       y_max = 32000,
1747       rotation = "0",
1748 })
1749 minetest.register_decoration(
1750    {
1751       deco_type = "schematic",
1752       place_on = {"rp_default:dirt_with_grass"},
1753       sidelen = 16,
1754       fill_ratio = 0.0001,
1755       biomes = {"Tall Birch Forest"},
1756       flags = "place_center_x, place_center_z",
1757       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_birch_bush.mts",
1758       y_min = 1,
1759       y_max = 32000,
1760       rotation = "0",
1761 })
1762
1763 minetest.register_decoration(
1764    {
1765       deco_type = "schematic",
1766       place_on = {"rp_default:dirt_with_grass"},
1767       sidelen = 16,
1768       biomes = {"Baby Poplar Plains"},
1769       flags = "place_center_x, place_center_z",
1770       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_bush.mts",
1771       y_min = 1,
1772       y_max = 32000,
1773       rotation = "0",
1774       noise_params = {
1775               octaves = 1,
1776               scale = 0.001,
1777               offset = -0.0000001,
1778               spread = { x = 50, y = 50, z = 50 },
1779               lacunarity = 2.0,
1780               persistence = 0.5,
1781               seed = 98421,
1782       },
1783 })
1784
1785 minetest.register_decoration(
1786    {
1787       deco_type = "schematic",
1788       place_on = {"rp_default:dirt_with_grass"},
1789       sidelen = 16,
1790       biomes = {"Thorny Shrubs"},
1791       flags = "place_center_x, place_center_z",
1792       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_bush.mts",
1793       y_min = 3,
1794       y_max = 32000,
1795       rotation = "0",
1796       noise_params = {
1797               octaves = 1,
1798               scale = -0.004,
1799               offset = 0.002,
1800               spread = { x = 82, y = 82, z = 82 },
1801               lacunarity = 2.0,
1802               persistence = 0.5,
1803               seed = 43905,
1804       },
1805 })
1806
1807 minetest.register_decoration(
1808    {
1809       deco_type = "schematic",
1810       place_on = {"rp_default:dirt_with_grass"},
1811       sidelen = 16,
1812       fill_ratio = 0.006,
1813       biomes = {"Shrubbery"},
1814       flags = "place_center_x, place_center_z",
1815       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_bush.mts",
1816       y_min = 1,
1817       y_max = 32000,
1818       rotation = "0",
1819 })
1820
1821 -- Wilderness apple trees: 50/50 split between
1822 -- trees with apples and those without.
1823 minetest.register_decoration(
1824    {
1825       deco_type = "schematic",
1826       place_on = {"rp_default:dirt_with_grass"},
1827       sidelen = 16,
1828       fill_ratio = 0.002,
1829       biomes = {"Wilderness"},
1830       flags = "place_center_x, place_center_z",
1831       schematic = minetest.get_modpath("rp_default")
1832          .. "/schematics/rp_default_apple_tree.mts",
1833       y_min = -32000,
1834       y_max = 32000,
1835 })
1836 minetest.register_decoration(
1837    {
1838       deco_type = "schematic",
1839       place_on = {"rp_default:dirt_with_grass"},
1840       sidelen = 16,
1841       fill_ratio = 0.002,
1842       biomes = {"Wilderness"},
1843       flags = "place_center_x, place_center_z",
1844       schematic = minetest.get_modpath("rp_default")
1845          .. "/schematics/rp_default_apple_tree_empty.mts",
1846       y_min = -32000,
1847       y_max = 32000,
1848 })
1849
1850 minetest.register_decoration(
1851    {
1852       deco_type = "schematic",
1853       place_on = {"rp_default:dirt_with_grass", "rp_default:dirt"},
1854       sidelen = 16,
1855       fill_ratio = 0.0001,
1856       biomes = {"Dry Swamp"},
1857       flags = "place_center_x, place_center_z",
1858       schematic = minetest.get_modpath("rp_default")
1859          .. "/schematics/rp_default_apple_tree.mts",
1860       y_min = -32000,
1861       y_max = 32000,
1862 })
1863 minetest.register_decoration(
1864    {
1865       deco_type = "schematic",
1866       place_on = {"rp_default:dirt_with_grass", "rp_default:dirt"},
1867       sidelen = 16,
1868       fill_ratio = 0.0002,
1869       biomes = {"Dry Swamp Highland"},
1870       flags = "place_center_x, place_center_z",
1871       schematic = minetest.get_modpath("rp_default")
1872          .. "/schematics/rp_default_apple_tree.mts",
1873       y_min = -32000,
1874       y_max = 32000,
1875 })
1876
1877 minetest.register_decoration(
1878    {
1879       deco_type = "schematic",
1880       place_on = {"rp_default:dirt_with_grass"},
1881       sidelen = 16,
1882       fill_ratio = 0.004,
1883       biomes = {"Wilderness"},
1884       flags = "place_center_x, place_center_z",
1885       schematic = minetest.get_modpath("rp_default")
1886          .. "/schematics/rp_default_oak_tree.mts",
1887       y_min = -32000,
1888       y_max = 32000,
1889 })
1890
1891
1892 minetest.register_decoration(
1893    {
1894       deco_type = "schematic",
1895       place_on = {"rp_default:dirt_with_grass"},
1896       sidelen = 16,
1897       fill_ratio = 0.001,
1898       biomes = {"Oak Shrubbery"},
1899       flags = "place_center_x, place_center_z",
1900       schematic = minetest.get_modpath("rp_default")
1901          .. "/schematics/rp_default_oak_tree.mts",
1902       y_min = 1,
1903       y_max = 32000,
1904 })
1905
1906 minetest.register_decoration(
1907    {
1908       deco_type = "schematic",
1909       place_on = {"rp_default:dirt_with_grass"},
1910       sidelen = 16,
1911       fill_ratio = 0.02,
1912       biomes = {"Dense Oak Forest"},
1913       flags = "place_center_x, place_center_z",
1914       schematic = minetest.get_modpath("rp_default")
1915          .. "/schematics/rp_default_oak_tree.mts",
1916       y_min = 1,
1917       y_max = 32000,
1918 })
1919
1920 minetest.register_decoration(
1921    {
1922       deco_type = "schematic",
1923       place_on = {"rp_default:dirt_with_grass"},
1924       sidelen = 16,
1925       fill_ratio = 0.0225,
1926       biomes = {"Oak Forest"},
1927       flags = "place_center_x, place_center_z",
1928       schematic = minetest.get_modpath("rp_default")
1929          .. "/schematics/rp_default_oak_tree.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:dirt_with_grass"},
1938       sidelen = 16,
1939       fill_ratio = 0.0015,
1940       biomes = {"Tall Oak Forest"},
1941       flags = "place_center_x, place_center_z",
1942       schematic = minetest.get_modpath("rp_default")
1943          .. "/schematics/rp_default_oak_tree.mts",
1944       y_min = 1,
1945       y_max = 32000,
1946 })
1947
1948
1949
1950 end
1951
1952 -- Rock decorations
1953
1954 if mg_name ~= "v6" then
1955 minetest.register_decoration(
1956    {
1957       deco_type = "schematic",
1958       place_on = {"rp_default:dry_dirt"},
1959       sidelen = 16,
1960       fill_ratio = 0.006,
1961       biomes = {"Wasteland"},
1962       flags = "place_center_x, place_center_z",
1963       schematic = minetest.get_modpath("rp_default")
1964          .. "/schematics/rp_default_small_rock.mts",
1965       y_min = 1,
1966       y_max = 32000,
1967       rotation = "random",
1968 })
1969
1970 minetest.register_decoration(
1971    {
1972       deco_type = "schematic",
1973       place_on = {"rp_default:dry_dirt"},
1974       sidelen = 16,
1975       fill_ratio = 0.004,
1976       biomes = {"Wasteland"},
1977       flags = "place_center_x, place_center_z",
1978       schematic = minetest.get_modpath("rp_default")
1979          .. "/schematics/rp_default_large_rock.mts",
1980       y_min = 1,
1981       y_max = 32000,
1982       rotation = "random",
1983 })
1984
1985 minetest.register_decoration(
1986    {
1987       deco_type = "schematic",
1988       place_on = {"rp_default:stone", "rp_default:dry_dirt"},
1989       sidelen = 16,
1990       fill_ratio = 0.003,
1991       biomes = {"Rocky Dryland"},
1992       flags = "place_center_x, place_center_z",
1993       schematic = minetest.get_modpath("rp_default")
1994          .. "/schematics/rp_default_small_rock.mts",
1995       y_min = 1,
1996       y_max = 32000,
1997       rotation = "random",
1998 })
1999
2000 minetest.register_decoration(
2001    {
2002       deco_type = "schematic",
2003       place_on = {"rp_default:sand", "rp_default:dry_dirt", "rp_default:dirt_with_dry_grass"},
2004       sidelen = 16,
2005       fill_ratio = 0.0005,
2006       biomes = {"Savannic Wasteland", "Savannic Wasteland Ocean"},
2007       flags = "place_center_x, place_center_z",
2008       schematic = minetest.get_modpath("rp_default")
2009          .. "/schematics/rp_default_small_sandstone_rock.mts",
2010       y_min = 1,
2011       y_max = 32000,
2012 })
2013 minetest.register_decoration(
2014    {
2015       deco_type = "simple",
2016       place_on = {"rp_default:dry_dirt", "rp_default:dirt_with_dry_grass"},
2017       sidelen = 16,
2018       fill_ratio = 0.0001,
2019       biomes = {"Savannic Wasteland"},
2020       flags = "place_center_x, place_center_z",
2021       decoration = {"rp_default:stone"},
2022       y_min = 1,
2023       y_max = 32000,
2024 })
2025
2026
2027 -- Sulfur decorations
2028
2029 minetest.register_decoration(
2030    {
2031       deco_type = "simple",
2032       place_on = "rp_default:dry_dirt",
2033       sidelen = 16,
2034       fill_ratio = 0.005,
2035       biomes = {"Wasteland"},
2036       decoration = {"rp_default:stone_with_sulfur"},
2037       y_min = 2,
2038       y_max = 14,
2039 })
2040 minetest.register_decoration(
2041    {
2042       deco_type = "simple",
2043       place_on = {"rp_default:dry_dirt", "rp_default:stone"},
2044       sidelen = 16,
2045       fill_ratio = 0.0001,
2046       biomes = {"Rocky Dryland"},
2047       decoration = {"rp_default:stone_with_sulfur"},
2048       y_min = 2,
2049       y_max = 14,
2050 })
2051
2052 -- Tiny tree decorations
2053
2054 minetest.register_decoration(
2055    {
2056       deco_type = "schematic",
2057       place_on = {"rp_default:dry_dirt"},
2058       sidelen = 16,
2059       fill_ratio = 0.0001,
2060       biomes = {"Rocky Dryland"},
2061       flags = "place_center_x, place_center_z",
2062       schematic = minetest.get_modpath("rp_default")
2063          .. "/schematics/rp_default_tiny_birch.mts",
2064       y_min = 1,
2065       y_max = 32000,
2066 })
2067
2068 minetest.register_decoration(
2069    {
2070       deco_type = "schematic",
2071       place_on = {"rp_default:dry_dirt"},
2072       sidelen = 16,
2073       fill_ratio = 0.00025,
2074       biomes = {"Rocky Dryland"},
2075       flags = "place_center_x, place_center_z",
2076       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_dry_tree_3layer.mts",
2077       y_min = 3,
2078       y_max = 32000,
2079 })
2080 minetest.register_decoration(
2081    {
2082       deco_type = "schematic",
2083       place_on = {"rp_default:dry_dirt"},
2084       sidelen = 16,
2085       fill_ratio = 0.00025,
2086       biomes = {"Rocky Dryland"},
2087       flags = "place_center_x, place_center_z",
2088       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_dry_tree_2layer.mts",
2089       y_min = 3,
2090       y_max = 32000,
2091 })
2092 minetest.register_decoration(
2093    {
2094       deco_type = "schematic",
2095       place_on = {"rp_default:dry_dirt"},
2096       sidelen = 16,
2097       fill_ratio = 0.002,
2098       biomes = {"Rocky Dryland"},
2099       flags = "place_center_x, place_center_z",
2100       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_tiny_dry_tree.mts",
2101       y_min = 3,
2102       y_max = 32000,
2103 })
2104 minetest.register_decoration(
2105    {
2106       deco_type = "schematic",
2107       place_on = {"rp_default:dry_dirt"},
2108       sidelen = 16,
2109       fill_ratio = 0.0001,
2110       biomes = {"Rocky Dryland"},
2111       flags = "place_center_x, place_center_z",
2112       schematic = minetest.get_modpath("rp_default")
2113          .. "/schematics/rp_default_tiny_birch.mts",
2114       y_min = 1,
2115       y_max = 32000,
2116 })
2117
2118 minetest.register_decoration(
2119    {
2120       deco_type = "schematic",
2121       place_on = {"rp_default:dry_dirt"},
2122       sidelen = 16,
2123       fill_ratio = 0.00025,
2124       biomes = {"Rocky Dryland"},
2125       flags = "place_center_x, place_center_z",
2126       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_dry_tree_3layer.mts",
2127       y_min = 3,
2128       y_max = 32000,
2129 })
2130 minetest.register_decoration(
2131    {
2132       deco_type = "schematic",
2133       place_on = {"rp_default:dry_dirt"},
2134       sidelen = 16,
2135       fill_ratio = 0.00025,
2136       biomes = {"Rocky Dryland"},
2137       flags = "place_center_x, place_center_z",
2138       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_dry_tree_2layer.mts",
2139       y_min = 3,
2140       y_max = 32000,
2141 })
2142 minetest.register_decoration(
2143    {
2144       deco_type = "schematic",
2145       place_on = {"rp_default:dry_dirt"},
2146       sidelen = 16,
2147       fill_ratio = 0.002,
2148       biomes = {"Rocky Dryland"},
2149       flags = "place_center_x, place_center_z",
2150       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_tiny_dry_tree.mts",
2151       y_min = 3,
2152       y_max = 32000,
2153 })
2154
2155 minetest.register_decoration(
2156    {
2157       deco_type = "schematic",
2158       place_on = {"rp_default:dry_dirt"},
2159       sidelen = 16,
2160       fill_ratio = 0.003,
2161       biomes = {"Wooded Dryland"},
2162       flags = "place_center_x, place_center_z",
2163       schematic = minetest.get_modpath("rp_default")
2164          .. "/schematics/rp_default_tiny_oak.mts",
2165       y_min = 1,
2166       y_max = 32000,
2167 })
2168
2169 minetest.register_decoration(
2170    {
2171       deco_type = "schematic",
2172       place_on = {"rp_default:dry_dirt"},
2173       sidelen = 16,
2174       fill_ratio = 0.001,
2175       biomes = {"Wooded Dryland"},
2176       flags = "place_center_x, place_center_z",
2177       schematic = minetest.get_modpath("rp_default")
2178          .. "/schematics/rp_default_tiny_birch.mts",
2179       y_min = 1,
2180       y_max = 32000,
2181 })
2182
2183
2184 minetest.register_decoration(
2185    {
2186       deco_type = "schematic",
2187       place_on = {"rp_default:dry_dirt"},
2188       sidelen = 16,
2189       fill_ratio = 0.0002,
2190       biomes = {"Savannic Wasteland"},
2191       flags = "place_center_x, place_center_z",
2192       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_tiny_dry_tree.mts",
2193       y_min = 3,
2194       y_max = 32000,
2195 })
2196
2197
2198
2199 -- Bush/shrub decorations
2200
2201 minetest.register_decoration(
2202    {
2203       deco_type = "schematic",
2204       place_on = {"rp_default:dirt_with_grass"},
2205       sidelen = 16,
2206       fill_ratio = 0.0075,
2207       biomes = {"Oak Shrubbery"},
2208       flags = "place_center_x, place_center_z",
2209       schematic = minetest.get_modpath("rp_default")
2210          .. "/schematics/rp_default_oak_bush_wide.mts",
2211       y_min = 1,
2212       y_max = 32000,
2213 })
2214
2215 minetest.register_decoration(
2216    {
2217       deco_type = "schematic",
2218       place_on = {"rp_default:dirt_with_grass"},
2219       sidelen = 16,
2220       fill_ratio = 0.03,
2221       biomes = {"Dense Oak Forest"},
2222       flags = "place_center_x, place_center_z",
2223       schematic = minetest.get_modpath("rp_default")
2224          .. "/schematics/rp_default_oak_bush_wide.mts",
2225       y_min = 1,
2226       y_max = 32000,
2227 })
2228
2229 minetest.register_decoration(
2230    {
2231       deco_type = "schematic",
2232       place_on = {"rp_default:dirt_with_grass"},
2233       sidelen = 16,
2234       fill_ratio = 0.001,
2235       biomes = {"Oak Forest"},
2236       flags = "place_center_x, place_center_z",
2237       schematic = minetest.get_modpath("rp_default")
2238          .. "/schematics/rp_default_oak_bush_wide.mts",
2239       y_min = 1,
2240       y_max = 32000,
2241 })
2242
2243 minetest.register_decoration(
2244    {
2245       deco_type = "schematic",
2246       place_on = {"rp_default:dirt_with_dry_grass"},
2247       sidelen = 16,
2248       fill_ratio = 0.005,
2249       biomes = {"Savanna", "Chaparral"},
2250       flags = "place_center_x, place_center_z",
2251       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_dry_bush_small.mts",
2252       y_min = 3,
2253       y_max = 32000,
2254       rotation = "0",
2255 })
2256
2257 minetest.register_decoration(
2258    {
2259       deco_type = "schematic",
2260       place_on = {"rp_default:dirt_with_dry_grass"},
2261       sidelen = 16,
2262       fill_ratio = 0.0025,
2263       biomes = {"Savannic Wasteland"},
2264       flags = "place_center_x, place_center_z",
2265       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_dry_bush_small.mts",
2266       y_min = 3,
2267       y_max = 32000,
2268       rotation = "0",
2269 })
2270
2271 minetest.register_decoration(
2272    {
2273       deco_type = "schematic",
2274       place_on = {"rp_default:dry_dirt"},
2275       sidelen = 16,
2276       fill_ratio = 0.001,
2277       biomes = {"Rocky Dryland", "Wooded Dryland"},
2278       flags = "place_center_x, place_center_z",
2279       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_dry_bush_small.mts",
2280       y_min = 3,
2281       y_max = 32000,
2282 })
2283
2284 minetest.register_decoration(
2285    {
2286       deco_type = "schematic",
2287       place_on = {"rp_default:dirt_with_dry_grass"},
2288       sidelen = 16,
2289       fill_ratio = 0.06,
2290       biomes = {"Chaparral"},
2291       flags = "place_center_x, place_center_z",
2292       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_dry_bush.mts",
2293       y_min = 0,
2294       y_max = 32000,
2295       rotation = "0",
2296 })
2297 minetest.register_decoration(
2298    {
2299       deco_type = "schematic",
2300       place_on = {"rp_default:dirt_with_grass"},
2301       sidelen = 16,
2302       biomes = {"Thorny Shrubs"},
2303       flags = "place_center_x, place_center_z",
2304       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_dry_bush.mts",
2305       y_min = 5,
2306       y_max = 32000,
2307       rotation = "0",
2308       noise_params = {
2309               octaves = 1,
2310               scale = -0.004,
2311               offset = -0.001,
2312               spread = { x = 82, y = 82, z = 82 },
2313               lacunarity = 2.0,
2314               persistence = 0.5,
2315               seed = 493421,
2316       },
2317 })
2318
2319
2320 minetest.register_decoration(
2321    {
2322       deco_type = "schematic",
2323       place_on = {"rp_default:dirt_with_grass"},
2324       sidelen = 16,
2325       fill_ratio = 0.0003,
2326       biomes = {"Oak Shrubbery"},
2327       flags = "place_center_x, place_center_z",
2328       schematic = minetest.get_modpath("rp_default")
2329          .. "/schematics/rp_default_normal_bush_small.mts",
2330       y_min = 1,
2331       y_max = 32000,
2332 })
2333
2334 minetest.register_decoration(
2335    {
2336       deco_type = "schematic",
2337       place_on = {"rp_default:dirt_with_grass"},
2338       sidelen = 16,
2339       fill_ratio = 0.006,
2340       biomes = {"Shrubbery"},
2341       flags = "place_center_x, place_center_z",
2342       schematic = minetest.get_modpath("rp_default")
2343          .. "/schematics/rp_default_normal_bush_small.mts",
2344       y_min = 1,
2345       y_max = 32000,
2346 })
2347
2348
2349
2350 minetest.register_decoration(
2351    {
2352       deco_type = "schematic",
2353       place_on = {"rp_default:dirt_with_grass"},
2354       sidelen = 16,
2355       fill_ratio = 0.004,
2356       biomes = {"Grove"},
2357       flags = "place_center_x, place_center_z",
2358       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_bush.mts",
2359       y_min = 3,
2360       y_max = 32000,
2361       rotation = "0",
2362 })
2363 minetest.register_decoration(
2364    {
2365       deco_type = "schematic",
2366       place_on = {"rp_default:dirt_with_grass"},
2367       sidelen = 16,
2368       fill_ratio = 0.0004,
2369       biomes = {"Wilderness"},
2370       flags = "place_center_x, place_center_z",
2371       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_dry_bush.mts",
2372       y_min = 3,
2373       y_max = 32000,
2374       rotation = "0",
2375 })
2376 minetest.register_decoration(
2377    {
2378       deco_type = "schematic",
2379       place_on = {"rp_default:dirt_with_grass"},
2380       sidelen = 16,
2381       fill_ratio = 0.0036,
2382       biomes = {"Wilderness"},
2383       flags = "place_center_x, place_center_z",
2384       schematic = minetest.get_modpath("rp_default") .. "/schematics/rp_default_bush.mts",
2385       y_min = 3,
2386       y_max = 32000,
2387       rotation = "0",
2388 })
2389
2390
2391
2392 -- Thistle decorations
2393
2394 minetest.register_decoration(
2395    {
2396       deco_type = "simple",
2397       place_on = "rp_default:dirt_with_grass",
2398       sidelen = 16,
2399       fill_ratio = 0.024,
2400       biomes = {"Wilderness"},
2401       decoration = {"rp_default:thistle"},
2402       height = 2,
2403       y_min = -32000,
2404       y_max = 32000,
2405 })
2406 minetest.register_decoration(
2407    {
2408       deco_type = "simple",
2409       place_on = {"rp_default:dirt_with_grass", "rp_default:dry_dirt"},
2410       sidelen = 4,
2411       biomes = {"Thorny Shrubs"},
2412       decoration = {"rp_default:thistle"},
2413       height = 2,
2414       y_min = -32000,
2415       y_max = 32000,
2416       noise_params = {
2417               octaves = 2,
2418               scale = 1,
2419               offset = -0.5,
2420               spread = { x = 12, y = 12, z = 12 },
2421               lacunarity = 2.0,
2422               persistence = 0.5,
2423               seed = 43905,
2424       },
2425 })
2426 end
2427 -- Papyrus decorations
2428
2429 -- Beach papyrus
2430 minetest.register_decoration(
2431    {
2432       deco_type = "simple",
2433       place_on = {"rp_default:sand", "rp_default:dirt", "rp_default:dirt_with_grass"},
2434       spawn_by = {"rp_default:water_source", "rp_default:water_flowing"},
2435       num_spawn_by = 1,
2436       sidelen = 16,
2437       fill_ratio = 0.08,
2438       biomes = {"Grassland Ocean", "Grassland", "Forest Ocean", "Forest", "Wilderness Ocean", "Wilderness", "Birch Forest Ocean", "Tall Birch Forest Ocean", "Marsh Beach", "Swamp Meadow Beach"},
2439       decoration = {"rp_default:papyrus"},
2440       height = 2,
2441       y_max = 3,
2442       y_min = 0,
2443 })
2444
2445 -- Grassland papyrus
2446 minetest.register_decoration(
2447    {
2448       deco_type = "simple",
2449       place_on = {"rp_default:dirt_with_grass"},
2450       spawn_by = {"group:water"},
2451       num_spawn_by = 1,
2452       sidelen = 16,
2453       fill_ratio = 0.08,
2454       biomes = {"Grassland", "Dense Grassland", "Marsh", "Forest", "Deep Forest", "Wilderness", "Baby Poplar Plains"},
2455       decoration = {"rp_default:papyrus"},
2456       height = 2,
2457       height_max = 3,
2458       y_max = 30,
2459       y_min = 4,
2460 })
2461
2462
2463 -- Swamp papyrus
2464 minetest.register_decoration(
2465    {
2466       deco_type = "simple",
2467       place_on = {"rp_default:swamp_dirt", "rp_default:dirt_with_swamp_grass"},
2468       spawn_by = {"group:water"},
2469       num_spawn_by = 1,
2470       sidelen = 16,
2471       biomes = {"Mixed Swamp", "Mixed Swamp Highland"},
2472       decoration = {"rp_default:papyrus"},
2473       height = 4,
2474       y_max = 31000,
2475       y_min = -100,
2476         noise_params   = {
2477                 offset  = 0,
2478                 scale   = 0.15,
2479                 spread  = {x=150, y=150, z=150},
2480                 seed    = 40499,
2481                 octaves = 3,
2482                 persist = 0.5,
2483                 lacunarity = 2,
2484                 flags = "defaults",
2485         },
2486 })
2487
2488 minetest.register_decoration(
2489    {
2490       deco_type = "simple",
2491       place_on = {"rp_default:swamp_dirt", "rp_default:dirt_with_swamp_grass"},
2492       spawn_by = {"group:water"},
2493       num_spawn_by = 1,
2494       sidelen = 16,
2495       fill_ratio = 0.60,
2496       biomes = {"Papyrus Swamp"},
2497       decoration = {"rp_default:papyrus"},
2498       height = 4,
2499       height_max = 4,
2500       y_max = 31000,
2501       y_min = -100,
2502 })
2503
2504 -- Flower decorations
2505
2506 minetest.register_decoration(
2507    {
2508       deco_type = "simple",
2509       place_on = "rp_default:dirt_with_grass",
2510       sidelen = 16,
2511       fill_ratio = 0.04,
2512       biomes = {"Grassland", "Wilderness", "Orchard", "Baby Poplar Plains", "Birch Forest"},
2513       decoration = {"rp_default:flower"},
2514       y_min = -32000,
2515       y_max = 32000,
2516 })
2517 minetest.register_decoration(
2518    {
2519       deco_type = "simple",
2520       place_on = "rp_default:dirt_with_grass",
2521       sidelen = 16,
2522       fill_ratio = 0.003,
2523       biomes = {"Dense Grassland"},
2524       decoration = {"rp_default:flower"},
2525       y_min = -32000,
2526       y_max = 32000,
2527 })
2528
2529
2530 -- Grass decorations
2531
2532 if mg_name ~= "v6" then
2533 minetest.register_decoration(
2534    {
2535       deco_type = "simple",
2536       place_on = "rp_default:dirt_with_grass",
2537       sidelen = 16,
2538       fill_ratio = 0.18,
2539       biomes = {"Grassland", "Dense Grassland", "Orchard", "Swamp Meadow", "Swamp Meadow Highland", "Baby Poplar Plains", "Poplar Plains", "Shrubbery", "Oak Shrubbery", "Thorny Shrubs", "Dry Swamp", "Dry Swamp Highland"},
2540       decoration = {"rp_default:grass"},
2541       y_min = 10,
2542       y_max = 32000,
2543 })
2544
2545 minetest.register_decoration(
2546    {
2547       deco_type = "simple",
2548       place_on = "rp_default:dirt_with_grass",
2549       sidelen = 16,
2550       fill_ratio = 0.08,
2551       biomes = {"Grassland", "Dense Grassland", "Forest", "Deep Forest", "Birch Forest", "Tall Birch Forest", "Oak Forest", "Dense Oak Forest", "Tall Oak Forest", "Mystery Forest", "Baby Poplar Plains", "Poplar Plains", "Dry Swamp", "Dry Swamp Highland", "Shrubbery", "Oak Shrubbery"},
2552       decoration = {"rp_default:grass"},
2553       y_min = 0,
2554       y_max = 32000,
2555 })
2556 end
2557
2558 minetest.register_decoration(
2559    {
2560       deco_type = "simple",
2561       place_on = "rp_default:dirt_with_swamp_grass",
2562       sidelen = 16,
2563       fill_ratio = 0.04,
2564       biomes = {"Mixed Swamp", "Mixed Swamp Highland", "Dry Swamp", "Dry Swamp Highland", "Papyrus Swamp", "Swamp Forest", "Swamp Forest Highland"},
2565       decoration = {"rp_default:swamp_grass"},
2566       y_min = 1,
2567       y_max = 31000,
2568 })
2569 minetest.register_decoration(
2570    {
2571       deco_type = "simple",
2572       place_on = "rp_default:dirt_with_swamp_grass",
2573       sidelen = 16,
2574       fill_ratio = 0.16,
2575       biomes = {"Swamp Meadow", "Swamp Meadow Highland"},
2576       decoration = {"rp_default:swamp_grass"},
2577       y_min = 1,
2578       y_max = 31000,
2579 })
2580
2581 minetest.register_decoration(
2582    {
2583       deco_type = "simple",
2584       place_on = "rp_default:dirt_with_dry_grass",
2585       sidelen = 16,
2586       fill_ratio = 0.07,
2587       biomes = {"Savanna", "Chaparral", "Savannic Wasteland"},
2588       decoration = {"rp_default:dry_grass"},
2589       y_min = 10,
2590       y_max = 500,
2591 })
2592
2593 if mg_name ~= "v6" then
2594
2595 minetest.register_decoration(
2596    {
2597       deco_type = "simple",
2598       place_on = "rp_default:dirt_with_grass",
2599       sidelen = 16,
2600       fill_ratio = 0.08,
2601       biomes = {"Forest", "Marsh", "Dense Grassland", "Grove", "Shrubbery", "Oak Shrubbery"},
2602       decoration = {"rp_default:tall_grass"},
2603       y_min = 0,
2604       y_max = 32000,
2605 })
2606
2607 minetest.register_decoration(
2608    {
2609       deco_type = "simple",
2610       place_on = "rp_default:dirt_with_grass",
2611       sidelen = 16,
2612       fill_ratio = 0.15,
2613       biomes = {"Deep Forest", "Tall Oak Forest"},
2614       decoration = {"rp_default:tall_grass"},
2615       y_min = 0,
2616       y_max = 32000,
2617 })
2618
2619 minetest.register_decoration(
2620    {
2621       deco_type = "simple",
2622       place_on = "rp_default:dirt_with_grass",
2623       sidelen = 16,
2624       fill_ratio = 0.05,
2625       biomes = {"Thorny Shrubs"},
2626       decoration = {"rp_default:tall_grass"},
2627       y_min = 0,
2628       y_max = 32000,
2629 })
2630 minetest.register_decoration(
2631    {
2632       deco_type = "simple",
2633       place_on = "rp_default:dirt_with_grass",
2634       sidelen = 16,
2635       fill_ratio = 0.1,
2636       biomes = {"Thorny Shrubs"},
2637       decoration = {"rp_default:grass"},
2638       y_min = 0,
2639       y_max = 32000,
2640 })
2641
2642 end
2643
2644 minetest.register_decoration(
2645    {
2646       deco_type = "simple",
2647       place_on = "rp_default:dirt_with_grass",
2648       sidelen = 16,
2649       fill_ratio = 0.16,
2650       biomes = {"Wilderness", "Thorny Shrubs"},
2651       decoration = {"rp_default:grass"},
2652       y_min = -32000,
2653       y_max = 32000,
2654 })
2655
2656 minetest.register_decoration(
2657    {
2658       deco_type = "simple",
2659       place_on = "rp_default:dirt_with_grass",
2660       sidelen = 16,
2661       fill_ratio = 0.12,
2662       biomes = {"Wilderness", "Thorny Shrubs"},
2663       decoration = {"rp_default:tall_grass"},
2664       y_min = -32000,
2665       y_max = 32000,
2666 })
2667
2668 -- Fern decorations
2669
2670 minetest.register_decoration(
2671    {
2672       deco_type = "simple",
2673       place_on = "rp_default:dirt_with_grass",
2674       sidelen = 16,
2675       fill_ratio = 0.02,
2676       biomes = {"Wilderness", "Grove", "Tall Oak Forest", "Mystery Forest"},
2677       decoration = {"rp_default:fern"},
2678       y_min = -32000,
2679       y_max = 32000,
2680 })
2681
2682 -- Clam decorations
2683
2684 minetest.register_decoration(
2685    {
2686       deco_type = "simple",
2687       place_on = {"rp_default:sand", "rp_default:gravel"},
2688       sidelen = 16,
2689       fill_ratio = 0.02,
2690       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", "Baby Poplar Plains"},
2691       decoration = {"rp_default:clam"},
2692       y_min = 0,
2693       y_max = 1,
2694 })
2695
2696
2697 --[[ ORES ]]
2698
2699 -- Graphite ore
2700
2701 minetest.register_ore( -- Common above sea level mainly
2702    {
2703       ore_type       = "scatter",
2704       ore            = "rp_default:stone_with_graphite",
2705       wherein        = "rp_default:stone",
2706       clust_scarcity = 9*9*9,
2707       clust_num_ores = 8,
2708       clust_size     = 8,
2709       y_min          = -8,
2710       y_max          = 32,
2711 })
2712
2713 minetest.register_ore( -- Slight scattering deeper down
2714    {
2715       ore_type       = "scatter",
2716       ore            = "rp_default:stone_with_graphite",
2717       wherein        = "rp_default:stone",
2718       clust_scarcity = 13*13*13,
2719       clust_num_ores = 6,
2720       clust_size     = 8,
2721       y_min          = -31000,
2722       y_max          = -32,
2723 })
2724
2725 -- Coal ore
2726
2727 minetest.register_ore( -- Even distribution
2728    {
2729       ore_type       = "scatter",
2730       ore            = "rp_default:stone_with_coal",
2731       wherein        = "rp_default:stone",
2732       clust_scarcity = 10*10*10,
2733       clust_num_ores = 8,
2734       clust_size     = 4,
2735       y_min          = -31000,
2736       y_max          = 32,
2737 })
2738
2739 minetest.register_ore( -- Dense sheet
2740    {
2741       ore_type       = "scatter",
2742       ore            = "rp_default:stone_with_coal",
2743       wherein        = "rp_default:stone",
2744       clust_scarcity = 7*7*7,
2745       clust_num_ores = 10,
2746       clust_size     = 8,
2747       y_min          = -40,
2748       y_max          = -32,
2749 })
2750
2751 minetest.register_ore( -- Deep ore sheet
2752    {
2753       ore_type       = "scatter",
2754       ore            = "rp_default:stone_with_coal",
2755       wherein        = "rp_default:stone",
2756       clust_scarcity = 6*6*6,
2757       clust_num_ores = 26,
2758       clust_size     = 12,
2759       y_min          = -130,
2760       y_max          = -120,
2761 })
2762
2763 -- Iron ore
2764
2765 minetest.register_ore( -- Even distribution
2766    {
2767       ore_type       = "scatter",
2768       ore            = "rp_default:stone_with_iron",
2769       wherein        = "rp_default:stone",
2770       clust_scarcity = 12*12*12,
2771       clust_num_ores = 4,
2772       clust_size     = 3,
2773       y_min          = -31000,
2774       y_max          = -8,
2775 })
2776
2777 minetest.register_ore( -- Dense sheet
2778    {
2779       ore_type       = "scatter",
2780       ore            = "rp_default:stone_with_iron",
2781       wherein        = "rp_default:stone",
2782       clust_scarcity = 8*8*8,
2783       clust_num_ores = 20,
2784       clust_size     = 12,
2785       y_min          = -32,
2786       y_max          = -24,
2787 })
2788
2789 minetest.register_ore( -- Dense sheet
2790    {
2791       ore_type       = "scatter",
2792       ore            = "rp_default:stone_with_iron",
2793       wherein        = "rp_default:stone",
2794       clust_scarcity = 7*7*7,
2795       clust_num_ores = 17,
2796       clust_size     = 6,
2797       y_min          = -80,
2798       y_max          = -60,
2799 })
2800
2801 -- Tin ore
2802
2803 minetest.register_ore( -- Even distribution
2804    {
2805       ore_type       = "scatter",
2806       ore            = "rp_default:stone_with_tin",
2807       wherein        = "rp_default:stone",
2808       clust_scarcity = 14*14*14,
2809       clust_num_ores = 8,
2810       clust_size     = 4,
2811       y_min          = -31000,
2812       y_max          = -100,
2813 })
2814
2815 minetest.register_ore( -- Dense sheet
2816    {
2817       ore_type       = "scatter",
2818       ore            = "rp_default:stone_with_tin",
2819       wherein        = "rp_default:stone",
2820       clust_scarcity = 7*7*7,
2821       clust_num_ores = 10,
2822       clust_size     = 6,
2823       y_min          = -150,
2824       y_max          = -140,
2825 })
2826
2827 -- Copper ore
2828
2829 minetest.register_ore( -- Begin sheet
2830    {
2831       ore_type       = "scatter",
2832       ore            = "rp_default:stone_with_copper",
2833       wherein        = "rp_default:stone",
2834       clust_scarcity = 6*6*6,
2835       clust_num_ores = 12,
2836       clust_size     = 5,
2837       y_min          = -90,
2838       y_max          = -80,
2839 })
2840
2841 minetest.register_ore( -- Rare even distribution
2842    {
2843       ore_type       = "scatter",
2844       ore            = "rp_default:stone_with_copper",
2845       wherein        = "rp_default:stone",
2846       clust_scarcity = 13*13*13,
2847       clust_num_ores = 10,
2848       clust_size     = 5,
2849       y_min          = -31000,
2850       y_max          = -90,
2851 })
2852
2853 minetest.register_ore( -- Large clusters
2854    {
2855       ore_type       = "scatter",
2856       ore            = "rp_default:stone_with_copper",
2857       wherein        = "rp_default:stone",
2858       clust_scarcity = 8*8*8,
2859       clust_num_ores = 22,
2860       clust_size     = 10,
2861       y_min          = -230,
2862       y_max          = -180,
2863 })
2864
2865 -- Small gravel blobs
2866 minetest.register_ore({
2867         ore_type       = "blob",
2868         ore            = "rp_default:gravel",
2869         wherein        = "rp_default:stone",
2870         clust_scarcity = 10*10*10,
2871         clust_num_ores = 33,
2872         clust_size     = 4,
2873         y_min          = -31000,
2874         y_max          = 31000,
2875         noise_params   = {
2876                 offset  = 0,
2877                 scale   = 1,
2878                 spread  = {x=150, y=150, z=150},
2879                 seed    = 58943,
2880                 octaves = 3,
2881                 persist = 0.5,
2882                 lacunarity = 2,
2883                 flags = "defaults",
2884         },
2885 })
2886
2887 -- Small sand blobs
2888 minetest.register_ore({
2889         ore_type       = "blob",
2890         ore            = "rp_default:sand",
2891         wherein        = "rp_default:stone",
2892         clust_scarcity = 10*10*10,
2893         clust_num_ores = 40,
2894         clust_size     = 4,
2895         y_min          = -31000,
2896         y_max          = 31000,
2897         noise_params   = {
2898                 offset  = 0,
2899                 scale   = 1,
2900                 spread  = {x=150, y=150, z=150},
2901                 seed    = 38943,
2902                 octaves = 3,
2903                 persist = 0.5,
2904                 lacunarity = 2,
2905                 flags = "defaults",
2906         },
2907 })
2908
2909
2910 -- Dirt, Dry Dirt and Swamp Dirt blobs.
2911 -- These get generated depending on the biome.
2912 -- The following code is to generate the list
2913 -- of biomes that include either dirt, dry dirt or swamp dirt.
2914
2915 -- Returns a list of biomes that use the specified nodename
2916 -- as its dirt blob, by using the data from
2917 -- default.get_biome_info.
2918 -- * nodename: A name of the node (a dirt node)
2919 local get_dirt_biomes = function(nodename)
2920         local biomes = default.get_core_biomes()
2921         local out_biomes = {}
2922         for b=1, #biomes do
2923                 local biome_info = default.get_biome_info(biomes[b])
2924                 -- Add biome to list iff it uses the specified node as dirt blob
2925                 if biome_info.dirt_blob ~= nil and biome_info.dirt_blob == nodename then
2926                         table.insert(out_biomes, biomes[b])
2927                 end
2928         end
2929         return out_biomes
2930 end
2931
2932 local dirt_biomes = get_dirt_biomes("rp_default:dirt")
2933 local dry_dirt_biomes = get_dirt_biomes("rp_default:dry_dirt")
2934 local swamp_dirt_biomes = get_dirt_biomes("rp_default:swamp_dirt")
2935
2936 minetest.log("verbose", "[rp_default] List of builtin biomes with Dirt blobs: "..dump(dirt_biomes))
2937 minetest.log("verbose", "[rp_default] List of builtin biomes with Dry Dirt blobs: "..dump(dry_dirt_biomes))
2938 minetest.log("verbose", "[rp_default] List of builtin biomes with Swamp Dirt blobs: "..dump(swamp_dirt_biomes))
2939
2940 local np_dirtlike = {
2941         offset  = 0,
2942         scale   = 1,
2943         spread  = {x=150, y=150, z=150},
2944         seed    = 98943,
2945         octaves = 3,
2946         persist = 0.5,
2947         lacunarity = 2,
2948         flags = "defaults",
2949 }
2950
2951 minetest.register_ore({
2952         ore_type       = "blob",
2953         ore            = "rp_default:dirt",
2954         wherein        = "rp_default:stone",
2955         clust_scarcity = 10*10*10,
2956         clust_num_ores = 33,
2957         clust_size     = 4,
2958         y_min          = -31000,
2959         y_max          = 31000,
2960         biomes         = dirt_biomes,
2961         noise_params   = np_dirtlike,
2962 })
2963
2964 minetest.register_ore({
2965         ore_type       = "blob",
2966         ore            = "rp_default:dry_dirt",
2967         wherein        = "rp_default:stone",
2968         clust_scarcity = 10*10*10,
2969         clust_num_ores = 33,
2970         clust_size     = 4,
2971         y_min          = -31000,
2972         y_max          = 31000,
2973         biomes         = dry_dirt_biomes,
2974         noise_params   = np_dirtlike,
2975 })
2976
2977 minetest.register_ore({
2978         ore_type       = "blob",
2979         ore            = "rp_default:swamp_dirt",
2980         wherein        = "rp_default:stone",
2981         clust_scarcity = 10*10*10,
2982         clust_num_ores = 33,
2983         clust_size     = 4,
2984         y_min          = -31000,
2985         y_max          = 31000,
2986         biomes         = swamp_dirt_biomes,
2987         noise_params   = np_dirtlike,
2988 })
2989