mods/default/mapgen.lua

   1 --
   2 -- Aliases for map generator outputs
   3 --
   4
   5 minetest.register_alias("mapgen_stone", "default:stone")
   6 minetest.register_alias("mapgen_dirt", "default:dirt")
   7 minetest.register_alias("mapgen_dirt_with_grass", "default:dirt_with_grass")
   8 minetest.register_alias("mapgen_sand", "default:sand")
   9 minetest.register_alias("mapgen_water_source", "default:water_source")
  10 minetest.register_alias("mapgen_river_water_source", "default:river_water_source")
  11 minetest.register_alias("mapgen_lava_source", "default:lava_source")
  12 minetest.register_alias("mapgen_gravel", "default:gravel")
  13 minetest.register_alias("mapgen_desert_stone", "default:desert_stone")
  14 minetest.register_alias("mapgen_desert_sand", "default:desert_sand")
  15 minetest.register_alias("mapgen_dirt_with_snow", "default:dirt_with_snow")
  16 minetest.register_alias("mapgen_snowblock", "default:snowblock")
  17 minetest.register_alias("mapgen_snow", "default:snow")
  18 minetest.register_alias("mapgen_ice", "default:ice")
  19 minetest.register_alias("mapgen_sandstone", "default:sandstone")
  20
  21 -- Flora
  22
  23 minetest.register_alias("mapgen_tree", "default:tree")
  24 minetest.register_alias("mapgen_leaves", "default:leaves")
  25 minetest.register_alias("mapgen_apple", "default:apple")
  26 minetest.register_alias("mapgen_jungletree", "default:jungletree")
  27 minetest.register_alias("mapgen_jungleleaves", "default:jungleleaves")
  28 minetest.register_alias("mapgen_junglegrass", "default:junglegrass")
  29 minetest.register_alias("mapgen_pine_tree", "default:pine_tree")
  30 minetest.register_alias("mapgen_pine_needles", "default:pine_needles")
  31
  32 -- Dungeons
  33
  34 minetest.register_alias("mapgen_cobble", "default:cobble")
  35 minetest.register_alias("mapgen_stair_cobble", "stairs:stair_cobble")
  36 minetest.register_alias("mapgen_mossycobble", "default:mossycobble")
  37 minetest.register_alias("mapgen_sandstonebrick", "default:sandstonebrick")
  38 minetest.register_alias("mapgen_stair_sandstonebrick", "stairs:stair_sandstonebrick")
  39
  40
  41 --
  42 -- Register ores
  43 --
  44
  45 function default.register_ores()
  46         -- Blob ores
  47         -- These first to avoid other ores in blobs
  48
  49         -- Clay
  50         -- This first to avoid clay in sand blobs
  51
  52         minetest.register_ore({
  53                 ore_type        = "blob",
  54                 ore             = "default:clay",
  55                 wherein         = {"default:sand"},
  56                 clust_scarcity  = 16 * 16 * 16,
  57                 clust_size      = 5,
  58                 y_min           = -15,
  59                 y_max           = 0,
  60                 noise_threshold = 0.0,
  61                 noise_params    = {
  62                         offset = 0.5,
  63                         scale = 0.2,
  64                         spread = {x = 5, y = 5, z = 5},
  65                         seed = -316,
  66                         octaves = 1,
  67                         persist = 0.0
  68                 },
  69         })
  70
  71         -- Sand
  72
  73         minetest.register_ore({
  74                 ore_type        = "blob",
  75                 ore             = "default:sand",
  76                 wherein         = {"default:stone", "default:sandstone",
  77                         "default:desert_stone"},
  78                 clust_scarcity  = 16 * 16 * 16,
  79                 clust_size      = 5,
  80                 y_min           = -31,
  81                 y_max           = 0,
  82                 noise_threshold = 0.0,
  83                 noise_params    = {
  84                         offset = 0.5,
  85                         scale = 0.2,
  86                         spread = {x = 5, y = 5, z = 5},
  87                         seed = 2316,
  88                         octaves = 1,
  89                         persist = 0.0
  90                 },
  91         })
  92
  93         -- Dirt
  94
  95         minetest.register_ore({
  96                 ore_type        = "blob",
  97                 ore             = "default:dirt",
  98                 wherein         = {"default:stone"},
  99                 clust_scarcity  = 16 * 16 * 16,
 100                 clust_size      = 5,
 101                 y_min           = -31,
 102                 y_max           = 31000,
 103                 noise_threshold = 0.0,
 104                 noise_params    = {
 105                         offset = 0.5,
 106                         scale = 0.2,
 107                         spread = {x = 5, y = 5, z = 5},
 108                         seed = 17676,
 109                         octaves = 1,
 110                         persist = 0.0
 111                 },
 112         })
 113
 114         -- Gravel
 115
 116         minetest.register_ore({
 117                 ore_type        = "blob",
 118                 ore             = "default:gravel",
 119                 wherein         = {"default:stone"},
 120                 clust_scarcity  = 16 * 16 * 16,
 121                 clust_size      = 5,
 122                 y_min           = -31000,
 123                 y_max           = 31000,
 124                 noise_threshold = 0.0,
 125                 noise_params    = {
 126                         offset = 0.5,
 127                         scale = 0.2,
 128                         spread = {x = 5, y = 5, z = 5},
 129                         seed = 766,
 130                         octaves = 1,
 131                         persist = 0.0
 132                 },
 133         })
 134
 135         -- Scatter ores
 136
 137         -- Coal
 138
 139         minetest.register_ore({
 140                 ore_type       = "scatter",
 141                 ore            = "default:stone_with_coal",
 142                 wherein        = "default:stone",
 143                 clust_scarcity = 8 * 8 * 8,
 144                 clust_num_ores = 9,
 145                 clust_size     = 3,
 146                 y_min          = 1025,
 147                 y_max          = 31000,
 148         })
 149
 150         minetest.register_ore({
 151                 ore_type       = "scatter",
 152                 ore            = "default:stone_with_coal",
 153                 wherein        = "default:stone",
 154                 clust_scarcity = 8 * 8 * 8,
 155                 clust_num_ores = 8,
 156                 clust_size     = 3,
 157                 y_min          = -31000,
 158                 y_max          = 64,
 159         })
 160
 161         minetest.register_ore({
 162                 ore_type       = "scatter",
 163                 ore            = "default:stone_with_coal",
 164                 wherein        = "default:stone",
 165                 clust_scarcity = 24 * 24 * 24,
 166                 clust_num_ores = 27,
 167                 clust_size     = 6,
 168                 y_min          = -31000,
 169                 y_max          = 0,
 170         })
 171
 172         -- Iron
 173
 174         minetest.register_ore({
 175                 ore_type       = "scatter",
 176                 ore            = "default:stone_with_iron",
 177                 wherein        = "default:stone",
 178                 clust_scarcity = 9 * 9 * 9,
 179                 clust_num_ores = 12,
 180                 clust_size     = 3,
 181                 y_min          = 1025,
 182                 y_max          = 31000,
 183         })
 184
 185         minetest.register_ore({
 186                 ore_type       = "scatter",
 187                 ore            = "default:stone_with_iron",
 188                 wherein        = "default:stone",
 189                 clust_scarcity = 7 * 7 * 7,
 190                 clust_num_ores = 5,
 191                 clust_size     = 3,
 192                 y_min          = -31000,
 193                 y_max          = 0,
 194         })
 195
 196         minetest.register_ore({
 197                 ore_type       = "scatter",
 198                 ore            = "default:stone_with_iron",
 199                 wherein        = "default:stone",
 200                 clust_scarcity = 24 * 24 * 24,
 201                 clust_num_ores = 27,
 202                 clust_size     = 6,
 203                 y_min          = -31000,
 204                 y_max          = -64,
 205         })
 206
 207         -- Copper
 208
 209         minetest.register_ore({
 210                 ore_type       = "scatter",
 211                 ore            = "default:stone_with_copper",
 212                 wherein        = "default:stone",
 213                 clust_scarcity = 9 * 9 * 9,
 214                 clust_num_ores = 5,
 215                 clust_size     = 3,
 216                 y_min          = 1025,
 217                 y_max          = 31000,
 218         })
 219
 220         minetest.register_ore({
 221                 ore_type       = "scatter",
 222                 ore            = "default:stone_with_copper",
 223                 wherein        = "default:stone",
 224                 clust_scarcity = 12 * 12 * 12,
 225                 clust_num_ores = 4,
 226                 clust_size     = 3,
 227                 y_min          = -63,
 228                 y_max          = -16,
 229         })
 230
 231         minetest.register_ore({
 232                 ore_type       = "scatter",
 233                 ore            = "default:stone_with_copper",
 234                 wherein        = "default:stone",
 235                 clust_scarcity = 9 * 9 * 9,
 236                 clust_num_ores = 5,
 237                 clust_size     = 3,
 238                 y_min          = -31000,
 239                 y_max          = -64,
 240         })
 241
 242         -- Gold
 243
 244         minetest.register_ore({
 245                 ore_type       = "scatter",
 246                 ore            = "default:stone_with_gold",
 247                 wherein        = "default:stone",
 248                 clust_scarcity = 13 * 13 * 13,
 249                 clust_num_ores = 5,
 250                 clust_size     = 3,
 251                 y_min          = 1025,
 252                 y_max          = 31000,
 253         })
 254
 255         minetest.register_ore({
 256                 ore_type       = "scatter",
 257                 ore            = "default:stone_with_gold",
 258                 wherein        = "default:stone",
 259                 clust_scarcity = 15 * 15 * 15,
 260                 clust_num_ores = 3,
 261                 clust_size     = 2,
 262                 y_min          = -255,
 263                 y_max          = -64,
 264         })
 265
 266         minetest.register_ore({
 267                 ore_type       = "scatter",
 268                 ore            = "default:stone_with_gold",
 269                 wherein        = "default:stone",
 270                 clust_scarcity = 13 * 13 * 13,
 271                 clust_num_ores = 5,
 272                 clust_size     = 3,
 273                 y_min          = -31000,
 274                 y_max          = -256,
 275         })
 276
 277         -- Mese crystal
 278
 279         minetest.register_ore({
 280                 ore_type       = "scatter",
 281                 ore            = "default:stone_with_mese",
 282                 wherein        = "default:stone",
 283                 clust_scarcity = 14 * 14 * 14,
 284                 clust_num_ores = 5,
 285                 clust_size     = 3,
 286                 y_min          = 1025,
 287                 y_max          = 31000,
 288         })
 289
 290         minetest.register_ore({
 291                 ore_type       = "scatter",
 292                 ore            = "default:stone_with_mese",
 293                 wherein        = "default:stone",
 294                 clust_scarcity = 18 * 18 * 18,
 295                 clust_num_ores = 3,
 296                 clust_size     = 2,
 297                 y_min          = -255,
 298                 y_max          = -64,
 299         })
 300
 301         minetest.register_ore({
 302                 ore_type       = "scatter",
 303                 ore            = "default:stone_with_mese",
 304                 wherein        = "default:stone",
 305                 clust_scarcity = 14 * 14 * 14,
 306                 clust_num_ores = 5,
 307                 clust_size     = 3,
 308                 y_min          = -31000,
 309                 y_max          = -256,
 310         })
 311
 312         -- Diamond
 313
 314         minetest.register_ore({
 315                 ore_type       = "scatter",
 316                 ore            = "default:stone_with_diamond",
 317                 wherein        = "default:stone",
 318                 clust_scarcity = 15 * 15 * 15,
 319                 clust_num_ores = 4,
 320                 clust_size     = 3,
 321                 y_min          = 1025,
 322                 y_max          = 31000,
 323         })
 324
 325         minetest.register_ore({
 326                 ore_type       = "scatter",
 327                 ore            = "default:stone_with_diamond",
 328                 wherein        = "default:stone",
 329                 clust_scarcity = 17 * 17 * 17,
 330                 clust_num_ores = 4,
 331                 clust_size     = 3,
 332                 y_min          = -255,
 333                 y_max          = -128,
 334         })
 335
 336         minetest.register_ore({
 337                 ore_type       = "scatter",
 338                 ore            = "default:stone_with_diamond",
 339                 wherein        = "default:stone",
 340                 clust_scarcity = 15 * 15 * 15,
 341                 clust_num_ores = 4,
 342                 clust_size     = 3,
 343                 y_min          = -31000,
 344                 y_max          = -256,
 345         })
 346
 347         -- Mese block
 348
 349         minetest.register_ore({
 350                 ore_type       = "scatter",
 351                 ore            = "default:mese",
 352                 wherein        = "default:stone",
 353                 clust_scarcity = 36 * 36 * 36,
 354                 clust_num_ores = 3,
 355                 clust_size     = 2,
 356                 y_min          = 1025,
 357                 y_max          = 31000,
 358         })
 359
 360         minetest.register_ore({
 361                 ore_type       = "scatter",
 362                 ore            = "default:mese",
 363                 wherein        = "default:stone",
 364                 clust_scarcity = 36 * 36 * 36,
 365                 clust_num_ores = 3,
 366                 clust_size     = 2,
 367                 y_min          = -31000,
 368                 y_max          = -1024,
 369         })
 370 end
 371
 372
 373 --
 374 -- Register biomes
 375 --
 376
 377 -- All mapgens except mgv6 and singlenode
 378
 379 function default.register_biomes()
 380         minetest.clear_registered_biomes()
 381
 382         -- Permanent ice
 383
 384         minetest.register_biome({
 385                 name = "glacier",
 386                 node_dust = "default:snowblock",
 387                 node_top = "default:snowblock",
 388                 depth_top = 1,
 389                 node_filler = "default:snowblock",
 390                 depth_filler = 3,
 391                 node_stone = "default:ice",
 392                 node_water_top = "default:ice",
 393                 depth_water_top = 10,
 394                 --node_water = "",
 395                 node_river_water = "default:ice",
 396                 node_riverbed = "default:gravel",
 397                 depth_riverbed = 2,
 398                 y_min = -8,
 399                 y_max = 31000,
 400                 heat_point = 0,
 401                 humidity_point = 50,
 402         })
 403
 404         minetest.register_biome({
 405                 name = "glacier_ocean",
 406                 node_dust = "default:snowblock",
 407                 node_top = "default:sand",
 408                 depth_top = 1,
 409                 node_filler = "default:sand",
 410                 depth_filler = 3,
 411                 --node_stone = "",
 412                 --node_water_top = "",
 413                 --depth_water_top = ,
 414                 --node_water = "",
 415                 --node_river_water = "",
 416                 y_min = -112,
 417                 y_max = -9,
 418                 heat_point = 0,
 419                 humidity_point = 50,
 420         })
 421
 422         -- Cold
 423
 424         minetest.register_biome({
 425                 name = "tundra",
 426                 --node_dust = "",
 427                 node_top = "default:dirt_with_snow",
 428                 depth_top = 1,
 429                 node_filler = "default:dirt",
 430                 depth_filler = 1,
 431                 --node_stone = "",
 432                 --node_water_top = "",
 433                 --depth_water_top = ,
 434                 --node_water = "",
 435                 --node_river_water = "",
 436                 node_riverbed = "default:gravel",
 437                 depth_riverbed = 2,
 438                 y_min = 2,
 439                 y_max = 31000,
 440                 heat_point = 15,
 441                 humidity_point = 35,
 442         })
 443
 444         minetest.register_biome({
 445                 name = "tundra_beach",
 446                 --node_dust = "",
 447                 node_top = "default:gravel",
 448                 depth_top = 1,
 449                 node_filler = "default:gravel",
 450                 depth_filler = 2,
 451                 --node_stone = "",
 452                 --node_water_top = "",
 453                 --depth_water_top = ,
 454                 --node_water = "",
 455                 --node_river_water = "",
 456                 node_riverbed = "default:gravel",
 457                 depth_riverbed = 2,
 458                 y_min = -3,
 459                 y_max = 1,
 460                 heat_point = 15,
 461                 humidity_point = 35,
 462         })
 463
 464         minetest.register_biome({
 465                 name = "tundra_ocean",
 466                 --node_dust = "",
 467                 node_top = "default:sand",
 468                 depth_top = 1,
 469                 node_filler = "default:sand",
 470                 depth_filler = 3,
 471                 --node_stone = "",
 472                 --node_water_top = "",
 473                 --depth_water_top = ,
 474                 --node_water = "",
 475                 --node_river_water = "",
 476                 node_riverbed = "default:gravel",
 477                 depth_riverbed = 2,
 478                 y_min = -112,
 479                 y_max = -4,
 480                 heat_point = 15,
 481                 humidity_point = 35,
 482         })
 483
 484
 485         minetest.register_biome({
 486                 name = "taiga",
 487                 node_dust = "default:snow",
 488                 node_top = "default:dirt_with_snow",
 489                 depth_top = 1,
 490                 node_filler = "default:dirt",
 491                 depth_filler = 3,
 492                 --node_stone = "",
 493                 --node_water_top = "",
 494                 --depth_water_top = ,
 495                 --node_water = "",
 496                 --node_river_water = "",
 497                 node_riverbed = "default:sand",
 498                 depth_riverbed = 2,
 499                 y_min = 2,
 500                 y_max = 31000,
 501                 heat_point = 15,
 502                 humidity_point = 65,
 503         })
 504
 505         minetest.register_biome({
 506                 name = "taiga_ocean",
 507                 --node_dust = "",
 508                 node_top = "default:sand",
 509                 depth_top = 1,
 510                 node_filler = "default:sand",
 511                 depth_filler = 3,
 512                 --node_stone = "",
 513                 --node_water_top = "",
 514                 --depth_water_top = ,
 515                 --node_water = "",
 516                 --node_river_water = "",
 517                 node_riverbed = "default:sand",
 518                 depth_riverbed = 2,
 519                 y_min = -112,
 520                 y_max = 1,
 521                 heat_point = 15,
 522                 humidity_point = 65,
 523         })
 524
 525         -- Temperate
 526
 527         minetest.register_biome({
 528                 name = "stone_grassland",
 529                 --node_dust = "",
 530                 node_top = "default:dirt_with_grass",
 531                 depth_top = 1,
 532                 node_filler = "default:dirt",
 533                 depth_filler = 1,
 534                 --node_stone = "",
 535                 --node_water_top = "",
 536                 --depth_water_top = ,
 537                 --node_water = "",
 538                 --node_river_water = "",
 539                 node_riverbed = "default:sand",
 540                 depth_riverbed = 2,
 541                 y_min = 6,
 542                 y_max = 31000,
 543                 heat_point = 40,
 544                 humidity_point = 35,
 545         })
 546
 547         minetest.register_biome({
 548                 name = "stone_grassland_dunes",
 549                 --node_dust = "",
 550                 node_top = "default:sand",
 551                 depth_top = 1,
 552                 node_filler = "default:sand",
 553                 depth_filler = 2,
 554                 --node_stone = "",
 555                 --node_water_top = "",
 556                 --depth_water_top = ,
 557                 --node_water = "",
 558                 --node_river_water = "",
 559                 node_riverbed = "default:sand",
 560                 depth_riverbed = 2,
 561                 y_min = 5,
 562                 y_max = 5,
 563                 heat_point = 40,
 564                 humidity_point = 35,
 565         })
 566
 567         minetest.register_biome({
 568                 name = "stone_grassland_ocean",
 569                 --node_dust = "",
 570                 node_top = "default:sand",
 571                 depth_top = 1,
 572                 node_filler = "default:sand",
 573                 depth_filler = 3,
 574                 --node_stone = "",
 575                 --node_water_top = "",
 576                 --depth_water_top = ,
 577                 --node_water = "",
 578                 --node_river_water = "",
 579                 node_riverbed = "default:sand",
 580                 depth_riverbed = 2,
 581                 y_min = -112,
 582                 y_max = 4,
 583                 heat_point = 40,
 584                 humidity_point = 35,
 585         })
 586
 587
 588         minetest.register_biome({
 589                 name = "coniferous_forest",
 590                 --node_dust = "",
 591                 node_top = "default:dirt_with_grass",
 592                 depth_top = 1,
 593                 node_filler = "default:dirt",
 594                 depth_filler = 3,
 595                 --node_stone = "",
 596                 --node_water_top = "",
 597                 --depth_water_top = ,
 598                 --node_water = "",
 599                 --node_river_water = "",
 600                 node_riverbed = "default:sand",
 601                 depth_riverbed = 2,
 602                 y_min = 6,
 603                 y_max = 31000,
 604                 heat_point = 40,
 605                 humidity_point = 65,
 606         })
 607
 608         minetest.register_biome({
 609                 name = "coniferous_forest_dunes",
 610                 --node_dust = "",
 611                 node_top = "default:sand",
 612                 depth_top = 1,
 613                 node_filler = "default:sand",
 614                 depth_filler = 3,
 615                 --node_stone = "",
 616                 --node_water_top = "",
 617                 --depth_water_top = ,
 618                 --node_water = "",
 619                 --node_river_water = "",
 620                 node_riverbed = "default:sand",
 621                 depth_riverbed = 2,
 622                 y_min = 5,
 623                 y_max = 5,
 624                 heat_point = 40,
 625                 humidity_point = 65,
 626         })
 627
 628         minetest.register_biome({
 629                 name = "coniferous_forest_ocean",
 630                 --node_dust = "",
 631                 node_top = "default:sand",
 632                 depth_top = 1,
 633                 node_filler = "default:sand",
 634                 depth_filler = 3,
 635                 --node_stone = "",
 636                 --node_water_top = "",
 637                 --depth_water_top = ,
 638                 --node_water = "",
 639                 --node_river_water = "",
 640                 node_riverbed = "default:sand",
 641                 depth_riverbed = 2,
 642                 y_min = -112,
 643                 y_max = 4,
 644                 heat_point = 40,
 645                 humidity_point = 65,
 646         })
 647
 648
 649         minetest.register_biome({
 650                 name = "sandstone_grassland",
 651                 --node_dust = "",
 652                 node_top = "default:dirt_with_grass",
 653                 depth_top = 1,
 654                 node_filler = "default:dirt",
 655                 depth_filler = 1,
 656                 node_stone = "default:sandstone",
 657                 --node_water_top = "",
 658                 --depth_water_top = ,
 659                 --node_water = "",
 660                 --node_river_water = "",
 661                 node_riverbed = "default:sand",
 662                 depth_riverbed = 2,
 663                 y_min = 6,
 664                 y_max = 31000,
 665                 heat_point = 60,
 666                 humidity_point = 35,
 667         })
 668
 669         minetest.register_biome({
 670                 name = "sandstone_grassland_dunes",
 671                 --node_dust = "",
 672                 node_top = "default:sand",
 673                 depth_top = 1,
 674                 node_filler = "default:sand",
 675                 depth_filler = 2,
 676                 node_stone = "default:sandstone",
 677                 --node_water_top = "",
 678                 --depth_water_top = ,
 679                 --node_water = "",
 680                 --node_river_water = "",
 681                 node_riverbed = "default:sand",
 682                 depth_riverbed = 2,
 683                 y_min = 5,
 684                 y_max = 5,
 685                 heat_point = 60,
 686                 humidity_point = 35,
 687         })
 688
 689         minetest.register_biome({
 690                 name = "sandstone_grassland_ocean",
 691                 --node_dust = "",
 692                 node_top = "default:sand",
 693                 depth_top = 1,
 694                 node_filler = "default:sand",
 695                 depth_filler = 3,
 696                 node_stone = "default:sandstone",
 697                 --node_water_top = "",
 698                 --depth_water_top = ,
 699                 --node_water = "",
 700                 --node_river_water = "",
 701                 node_riverbed = "default:sand",
 702                 depth_riverbed = 2,
 703                 y_min = -112,
 704                 y_max = 4,
 705                 heat_point = 60,
 706                 humidity_point = 35,
 707         })
 708
 709
 710         minetest.register_biome({
 711                 name = "deciduous_forest",
 712                 --node_dust = "",
 713                 node_top = "default:dirt_with_grass",
 714                 depth_top = 1,
 715                 node_filler = "default:dirt",
 716                 depth_filler = 3,
 717                 --node_stone = "",
 718                 --node_water_top = "",
 719                 --depth_water_top = ,
 720                 --node_water = "",
 721                 --node_river_water = "",
 722                 node_riverbed = "default:sand",
 723                 depth_riverbed = 2,
 724                 y_min = 1,
 725                 y_max = 31000,
 726                 heat_point = 60,
 727                 humidity_point = 65,
 728         })
 729
 730         minetest.register_biome({
 731                 name = "deciduous_forest_swamp",
 732                 --node_dust = "",
 733                 node_top = "default:dirt",
 734                 depth_top = 1,
 735                 node_filler = "default:dirt",
 736                 depth_filler = 3,
 737                 --node_stone = "",
 738                 --node_water_top = "",
 739                 --depth_water_top = ,
 740                 --node_water = "",
 741                 --node_river_water = "",
 742                 node_riverbed = "default:sand",
 743                 depth_riverbed = 2,
 744                 y_min = -3,
 745                 y_max = 0,
 746                 heat_point = 60,
 747                 humidity_point = 65,
 748         })
 749
 750         minetest.register_biome({
 751                 name = "deciduous_forest_ocean",
 752                 --node_dust = "",
 753                 node_top = "default:sand",
 754                 depth_top = 1,
 755                 node_filler = "default:sand",
 756                 depth_filler = 3,
 757                 --node_stone = "",
 758                 --node_water_top = "",
 759                 --depth_water_top = ,
 760                 --node_water = "",
 761                 --node_river_water = "",
 762                 node_riverbed = "default:sand",
 763                 depth_riverbed = 2,
 764                 y_min = -112,
 765                 y_max = -4,
 766                 heat_point = 60,
 767                 humidity_point = 65,
 768         })
 769
 770         -- Hot
 771
 772         minetest.register_biome({
 773                 name = "desert",
 774                 --node_dust = "",
 775                 node_top = "default:desert_sand",
 776                 depth_top = 1,
 777                 node_filler = "default:desert_sand",
 778                 depth_filler = 1,
 779                 node_stone = "default:desert_stone",
 780                 --node_water_top = "",
 781                 --depth_water_top = ,
 782                 --node_water = "",
 783                 --node_river_water = "",
 784                 node_riverbed = "default:sand",
 785                 depth_riverbed = 2,
 786                 y_min = 5,
 787                 y_max = 31000,
 788                 heat_point = 85,
 789                 humidity_point = 20,
 790         })
 791
 792         minetest.register_biome({
 793                 name = "desert_ocean",
 794                 --node_dust = "",
 795                 node_top = "default:sand",
 796                 depth_top = 1,
 797                 node_filler = "default:sand",
 798                 depth_filler = 3,
 799                 node_stone = "default:desert_stone",
 800                 --node_water_top = "",
 801                 --depth_water_top = ,
 802                 --node_water = "",
 803                 --node_river_water = "",
 804                 node_riverbed = "default:sand",
 805                 depth_riverbed = 2,
 806                 y_min = -112,
 807                 y_max = 4,
 808                 heat_point = 85,
 809                 humidity_point = 20,
 810         })
 811
 812
 813         minetest.register_biome({
 814                 name = "savanna",
 815                 --node_dust = "",
 816                 node_top = "default:dirt_with_dry_grass",
 817                 depth_top = 1,
 818                 node_filler = "default:dirt",
 819                 depth_filler = 1,
 820                 --node_stone = "",
 821                 --node_water_top = "",
 822                 --depth_water_top = ,
 823                 --node_water = "",
 824                 --node_river_water = "",
 825                 node_riverbed = "default:sand",
 826                 depth_riverbed = 2,
 827                 y_min = 1,
 828                 y_max = 31000,
 829                 heat_point = 85,
 830                 humidity_point = 50,
 831         })
 832
 833         minetest.register_biome({
 834                 name = "savanna_swamp",
 835                 --node_dust = "",
 836                 node_top = "default:dirt",
 837                 depth_top = 1,
 838                 node_filler = "default:dirt",
 839                 depth_filler = 3,
 840                 --node_stone = "",
 841                 --node_water_top = "",
 842                 --depth_water_top = ,
 843                 --node_water = "",
 844                 --node_river_water = "",
 845                 node_riverbed = "default:sand",
 846                 depth_riverbed = 2,
 847                 y_min = -3,
 848                 y_max = 0,
 849                 heat_point = 85,
 850                 humidity_point = 50,
 851         })
 852
 853         minetest.register_biome({
 854                 name = "savanna_ocean",
 855                 --node_dust = "",
 856                 node_top = "default:sand",
 857                 depth_top = 1,
 858                 node_filler = "default:sand",
 859                 depth_filler = 3,
 860                 --node_stone = "",
 861                 --node_water_top = "",
 862                 --depth_water_top = ,
 863                 --node_water = "",
 864                 --node_river_water = "",
 865                 node_riverbed = "default:sand",
 866                 depth_riverbed = 2,
 867                 y_min = -112,
 868                 y_max = -4,
 869                 heat_point = 85,
 870                 humidity_point = 50,
 871         })
 872
 873
 874         minetest.register_biome({
 875                 name = "rainforest",
 876                 --node_dust = "",
 877                 node_top = "default:dirt_with_grass",
 878                 depth_top = 1,
 879                 node_filler = "default:dirt",
 880                 depth_filler = 3,
 881                 --node_stone = "",
 882                 --node_water_top = "",
 883                 --depth_water_top = ,
 884                 --node_water = "",
 885                 --node_river_water = "",
 886                 node_riverbed = "default:sand",
 887                 depth_riverbed = 2,
 888                 y_min = 1,
 889                 y_max = 31000,
 890                 heat_point = 85,
 891                 humidity_point = 80,
 892         })
 893
 894         minetest.register_biome({
 895                 name = "rainforest_swamp",
 896                 --node_dust = "",
 897                 node_top = "default:dirt",
 898                 depth_top = 1,
 899                 node_filler = "default:dirt",
 900                 depth_filler = 3,
 901                 --node_stone = "",
 902                 --node_water_top = "",
 903                 --depth_water_top = ,
 904                 --node_water = "",
 905                 --node_river_water = "",
 906                 node_riverbed = "default:sand",
 907                 depth_riverbed = 2,
 908                 y_min = -3,
 909                 y_max = 0,
 910                 heat_point = 85,
 911                 humidity_point = 80,
 912         })
 913
 914         minetest.register_biome({
 915                 name = "rainforest_ocean",
 916                 --node_dust = "",
 917                 node_top = "default:sand",
 918                 depth_top = 1,
 919                 node_filler = "default:sand",
 920                 depth_filler = 3,
 921                 --node_stone = "",
 922                 --node_water_top = "",
 923                 --depth_water_top = ,
 924                 --node_water = "",
 925                 --node_river_water = "",
 926                 node_riverbed = "default:sand",
 927                 depth_riverbed = 2,
 928                 y_min = -112,
 929                 y_max = -4,
 930                 heat_point = 85,
 931                 humidity_point = 80,
 932         })
 933
 934         -- Underground
 935
 936         minetest.register_biome({
 937                 name = "underground",
 938                 --node_dust = "",
 939                 --node_top = "",
 940                 --depth_top = ,
 941                 --node_filler = "",
 942                 --depth_filler = ,
 943                 --node_stone = "",
 944                 --node_water_top = "",
 945                 --depth_water_top = ,
 946                 --node_water = "",
 947                 --node_river_water = "",
 948                 y_min = -31000,
 949                 y_max = -113,
 950                 heat_point = 50,
 951                 humidity_point = 50,
 952         })
 953 end
 954
 955
 956 --
 957 -- Register decorations
 958 --
 959
 960 -- Mgv6
 961
 962 function default.register_mgv6_decorations()
 963         minetest.clear_registered_decorations()
 964
 965         -- Papyrus
 966
 967         minetest.register_decoration({
 968                 deco_type = "simple",
 969                 place_on = {"default:dirt_with_grass"},
 970                 sidelen = 16,
 971                 noise_params = {
 972                         offset = -0.3,
 973                         scale = 0.7,
 974                         spread = {x = 100, y = 100, z = 100},
 975                         seed = 354,
 976                         octaves = 3,
 977                         persist = 0.7
 978                 },
 979                 y_min = 1,
 980                 y_max = 1,
 981                 decoration = "default:papyrus",
 982                 height = 2,
 983                 height_max = 4,
 984                 spawn_by = "default:water_source",
 985                 num_spawn_by = 1,
 986         })
 987
 988         -- Cacti
 989
 990         minetest.register_decoration({
 991                 deco_type = "simple",
 992                 place_on = {"default:desert_sand"},
 993                 sidelen = 16,
 994                 noise_params = {
 995                         offset = -0.012,
 996                         scale = 0.024,
 997                         spread = {x = 100, y = 100, z = 100},
 998                         seed = 230,
 999                         octaves = 3,
1000                         persist = 0.6
1001                 },
1002                 y_min = 1,
1003                 y_max = 30,
1004                 decoration = "default:cactus",
1005                 height = 3,
1006                 height_max = 4,
1007         })
1008
1009         -- Long grasses
1010
1011         for length = 1, 5 do
1012                 minetest.register_decoration({
1013                         deco_type = "simple",
1014                         place_on = {"default:dirt_with_grass"},
1015                         sidelen = 16,
1016                         noise_params = {
1017                                 offset = 0,
1018                                 scale = 0.007,
1019                                 spread = {x = 100, y = 100, z = 100},
1020                                 seed = 329,
1021                                 octaves = 3,
1022                                 persist = 0.6
1023                         },
1024                         y_min = 1,
1025                         y_max = 30,
1026                         decoration = "default:grass_"..length,
1027                 })
1028         end
1029
1030         -- Dry shrubs
1031
1032         minetest.register_decoration({
1033                 deco_type = "simple",
1034                 place_on = {"default:desert_sand", "default:dirt_with_snow"},
1035                 sidelen = 16,
1036                 noise_params = {
1037                         offset = 0,
1038                         scale = 0.035,
1039                         spread = {x = 100, y = 100, z = 100},
1040                         seed = 329,
1041                         octaves = 3,
1042                         persist = 0.6
1043                 },
1044                 y_min = 1,
1045                 y_max = 30,
1046                 decoration = "default:dry_shrub",
1047         })
1048 end
1049
1050 -- All mapgens except mgv6 and singlenode
1051
1052 local function register_grass_decoration(offset, scale, length)
1053         minetest.register_decoration({
1054                 deco_type = "simple",
1055                 place_on = {"default:dirt_with_grass", "default:sand"},
1056                 sidelen = 16,
1057                 noise_params = {
1058                         offset = offset,
1059                         scale = scale,
1060                         spread = {x = 200, y = 200, z = 200},
1061                         seed = 329,
1062                         octaves = 3,
1063                         persist = 0.6
1064                 },
1065                 biomes = {"stone_grassland", "sandstone_grassland",
1066                         "deciduous_forest", "coniferous_forest",
1067                         "stone_grassland_dunes", "sandstone_grassland_dunes",
1068                         "coniferous_forest_dunes"},
1069                 y_min = 1,
1070                 y_max = 31000,
1071                 decoration = "default:grass_"..length,
1072         })
1073 end
1074
1075 local function register_dry_grass_decoration(offset, scale, length)
1076         minetest.register_decoration({
1077                 deco_type = "simple",
1078                 place_on = {"default:dirt_with_dry_grass"},
1079                 sidelen = 16,
1080                 noise_params = {
1081                         offset = offset,
1082                         scale = scale,
1083                         spread = {x = 200, y = 200, z = 200},
1084                         seed = 329,
1085                         octaves = 3,
1086                         persist = 0.6
1087                 },
1088                 biomes = {"savanna"},
1089                 y_min = 1,
1090                 y_max = 31000,
1091                 decoration = "default:dry_grass_"..length,
1092         })
1093 end
1094
1095 function default.register_decorations()
1096         minetest.clear_registered_decorations()
1097
1098         -- Apple tree and log
1099
1100         minetest.register_decoration({
1101                 deco_type = "schematic",
1102                 place_on = {"default:dirt_with_grass"},
1103                 sidelen = 16,
1104                 noise_params = {
1105                         offset = 0.036,
1106                         scale = 0.022,
1107                         spread = {x = 250, y = 250, z = 250},
1108                         seed = 2,
1109                         octaves = 3,
1110                         persist = 0.66
1111                 },
1112                 biomes = {"deciduous_forest"},
1113                 y_min = 1,
1114                 y_max = 31000,
1115                 schematic = minetest.get_modpath("default").."/schematics/apple_tree.mts",
1116                 flags = "place_center_x, place_center_z",
1117         })
1118
1119         minetest.register_decoration({
1120                 deco_type = "schematic",
1121                 place_on = {"default:dirt_with_grass"},
1122                 sidelen = 16,
1123                 noise_params = {
1124                         offset = 0.0018,
1125                         scale = 0.0011,
1126                         spread = {x = 250, y = 250, z = 250},
1127                         seed = 2,
1128                         octaves = 3,
1129                         persist = 0.66
1130                 },
1131                 biomes = {"deciduous_forest"},
1132                 y_min = 1,
1133                 y_max = 31000,
1134                 schematic = {
1135                         size = {x = 3, y = 3, z = 1},
1136                         data = {
1137                                 {name = "air", prob = 0},
1138                                 {name = "air", prob = 0},
1139                                 {name = "air", prob = 0},
1140                                 {name = "default:tree", param2 = 12, prob = 191},
1141                                 {name = "default:tree", param2 = 12},
1142                                 {name = "default:tree", param2 = 12, prob = 127},
1143                                 {name = "air", prob = 0},
1144                                 {name = "flowers:mushroom_brown", prob = 63},
1145                                 {name = "air", prob = 0},
1146                         },
1147                 },
1148                 flags = "place_center_x",
1149                 rotation = "random",
1150         })
1151
1152         -- Jungle tree and log
1153
1154         minetest.register_decoration({
1155                 deco_type = "schematic",
1156                 place_on = {"default:dirt_with_grass", "default:dirt"},
1157                 sidelen = 80,
1158                 fill_ratio = 0.1,
1159                 biomes = {"rainforest", "rainforest_swamp"},
1160                 y_min = 0,
1161                 y_max = 31000,
1162                 schematic = minetest.get_modpath("default").."/schematics/jungle_tree.mts",
1163                 flags = "place_center_x, place_center_z",
1164                 rotation = "random",
1165         })
1166
1167         minetest.register_decoration({
1168                 deco_type = "schematic",
1169                 place_on = {"default:dirt_with_grass", "default:dirt"},
1170                 sidelen = 80,
1171                 fill_ratio = 0.005,
1172                 biomes = {"rainforest", "rainforest_swamp"},
1173                 y_min = 1,
1174                 y_max = 31000,
1175                 schematic = {
1176                         size = {x = 3, y = 3, z = 1},
1177                         data = {
1178                                 {name = "air", prob = 0},
1179                                 {name = "air", prob = 0},
1180                                 {name = "air", prob = 0},
1181                                 {name = "default:jungletree", param2 = 12, prob = 191},
1182                                 {name = "default:jungletree", param2 = 12},
1183                                 {name = "default:jungletree", param2 = 12, prob = 127},
1184                                 {name = "air", prob = 0},
1185                                 {name = "flowers:mushroom_brown", prob = 127},
1186                                 {name = "air", prob = 0},
1187                         },
1188                 },
1189                 flags = "place_center_x",
1190                 rotation = "random",
1191         })
1192
1193         -- Taiga and temperate coniferous forest pine tree and log
1194
1195         minetest.register_decoration({
1196                 deco_type = "schematic",
1197                 place_on = {"default:dirt_with_snow", "default:dirt_with_grass"},
1198                 sidelen = 16,
1199                 noise_params = {
1200                         offset = 0.036,
1201                         scale = 0.022,
1202                         spread = {x = 250, y = 250, z = 250},
1203                         seed = 2,
1204                         octaves = 3,
1205                         persist = 0.66
1206                 },
1207                 biomes = {"taiga", "coniferous_forest"},
1208                 y_min = 2,
1209                 y_max = 31000,
1210                 schematic = minetest.get_modpath("default").."/schematics/pine_tree.mts",
1211                 flags = "place_center_x, place_center_z",
1212         })
1213
1214         minetest.register_decoration({
1215                 deco_type = "schematic",
1216                 place_on = {"default:dirt_with_snow", "default:dirt_with_grass"},
1217                 sidelen = 80,
1218                 noise_params = {
1219                         offset = 0.0018,
1220                         scale = 0.0011,
1221                         spread = {x = 250, y = 250, z = 250},
1222                         seed = 2,
1223                         octaves = 3,
1224                         persist = 0.66
1225                 },
1226                 biomes = {"taiga", "coniferous_forest"},
1227                 y_min = 1,
1228                 y_max = 31000,
1229                 schematic = {
1230                         size = {x = 3, y = 3, z = 1},
1231                         data = {
1232                                 {name = "air", prob = 0},
1233                                 {name = "air", prob = 0},
1234                                 {name = "air", prob = 0},
1235                                 {name = "default:pine_tree", param2 = 12, prob = 191},
1236                                 {name = "default:pine_tree", param2 = 12},
1237                                 {name = "default:pine_tree", param2 = 12, prob = 127},
1238                                 {name = "air", prob = 0},
1239                                 {name = "flowers:mushroom_red", prob = 63},
1240                                 {name = "air", prob = 0},
1241                         },
1242                 },
1243                 flags = "place_center_x",
1244                 rotation = "random",
1245         })
1246
1247         -- Acacia tree and log
1248
1249         minetest.register_decoration({
1250                 deco_type = "schematic",
1251                 place_on = {"default:dirt_with_dry_grass"},
1252                 sidelen = 16,
1253                 noise_params = {
1254                         offset = 0,
1255                         scale = 0.002,
1256                         spread = {x = 250, y = 250, z = 250},
1257                         seed = 2,
1258                         octaves = 3,
1259                         persist = 0.66
1260                 },
1261                 biomes = {"savanna"},
1262                 y_min = 1,
1263                 y_max = 31000,
1264                 schematic = minetest.get_modpath("default").."/schematics/acacia_tree.mts",
1265                 flags = "place_center_x, place_center_z",
1266                 rotation = "random",
1267         })
1268
1269         minetest.register_decoration({
1270                 deco_type = "schematic",
1271                 place_on = {"default:dirt_with_dry_grass"},
1272                 sidelen = 16,
1273                 noise_params = {
1274                         offset = 0,
1275                         scale = 0.001,
1276                         spread = {x = 250, y = 250, z = 250},
1277                         seed = 2,
1278                         octaves = 3,
1279                         persist = 0.66
1280                 },
1281                 biomes = {"savanna"},
1282                 y_min = 1,
1283                 y_max = 31000,
1284                 schematic = {
1285                         size = {x = 3, y = 2, z = 1},
1286                         data = {
1287                                 {name = "air", prob = 0},
1288                                 {name = "air", prob = 0},
1289                                 {name = "air", prob = 0},
1290                                 {name = "default:acacia_tree", param2 = 12, prob = 191},
1291                                 {name = "default:acacia_tree", param2 = 12},
1292                                 {name = "default:acacia_tree", param2 = 12, prob = 127},
1293                         },
1294                 },
1295                 flags = "place_center_x",
1296                 rotation = "random",
1297         })
1298
1299         -- Aspen tree and log
1300
1301         minetest.register_decoration({
1302                 deco_type = "schematic",
1303                 place_on = {"default:dirt_with_grass"},
1304                 sidelen = 16,
1305                 noise_params = {
1306                         offset = 0.0,
1307                         scale = -0.015,
1308                         spread = {x = 250, y = 250, z = 250},
1309                         seed = 2,
1310                         octaves = 3,
1311                         persist = 0.66
1312                 },
1313                 biomes = {"deciduous_forest"},
1314                 y_min = 1,
1315                 y_max = 31000,
1316                 schematic = minetest.get_modpath("default").."/schematics/aspen_tree.mts",
1317                 flags = "place_center_x, place_center_z",
1318         })
1319
1320         minetest.register_decoration({
1321                 deco_type = "schematic",
1322                 place_on = {"default:dirt_with_grass"},
1323                 sidelen = 16,
1324                 noise_params = {
1325                         offset = 0.0,
1326                         scale = -0.0008,
1327                         spread = {x = 250, y = 250, z = 250},
1328                         seed = 2,
1329                         octaves = 3,
1330                         persist = 0.66
1331                 },
1332                 biomes = {"deciduous_forest"},
1333                 y_min = 1,
1334                 y_max = 31000,
1335                 schematic = {
1336                         size = {x = 3, y = 3, z = 1},
1337                         data = {
1338                                 {name = "air", prob = 0},
1339                                 {name = "air", prob = 0},
1340                                 {name = "air", prob = 0},
1341                                 {name = "default:aspen_tree", param2 = 12},
1342                                 {name = "default:aspen_tree", param2 = 12},
1343                                 {name = "default:aspen_tree", param2 = 12, prob = 127},
1344                                 {name = "flowers:mushroom_red", prob = 63},
1345                                 {name = "flowers:mushroom_brown", prob = 63},
1346                                 {name = "air", prob = 0},
1347                         },
1348                 },
1349                 flags = "place_center_x",
1350                 rotation = "random",
1351         })
1352         -- Large cactus
1353
1354         minetest.register_decoration({
1355                 deco_type = "schematic",
1356                 place_on = {"default:desert_sand"},
1357                 sidelen = 16,
1358                 noise_params = {
1359                         offset = -0.0003,
1360                         scale = 0.0009,
1361                         spread = {x = 200, y = 200, z = 200},
1362                         seed = 230,
1363                         octaves = 3,
1364                         persist = 0.6
1365                 },
1366                 biomes = {"desert"},
1367                 y_min = 5,
1368                 y_max = 31000,
1369                 schematic = minetest.get_modpath("default").."/schematics/large_cactus.mts",
1370                 flags = "place_center_x",
1371                 rotation = "random",
1372         })
1373
1374         -- Cactus
1375
1376         minetest.register_decoration({
1377                 deco_type = "simple",
1378                 place_on = {"default:desert_sand"},
1379                 sidelen = 16,
1380                 noise_params = {
1381                         offset = -0.0003,
1382                         scale = 0.0009,
1383                         spread = {x = 200, y = 200, z = 200},
1384                         seed = 230,
1385                         octaves = 3,
1386                         persist = 0.6
1387                 },
1388                 biomes = {"desert"},
1389                 y_min = 5,
1390                 y_max = 31000,
1391                 decoration = "default:cactus",
1392                 height = 2,
1393                 height_max = 5,
1394         })
1395
1396         -- Papyrus
1397
1398         minetest.register_decoration({
1399                 deco_type = "schematic",
1400                 place_on = {"default:dirt"},
1401                 sidelen = 16,
1402                 noise_params = {
1403                         offset = -0.3,
1404                         scale = 0.7,
1405                         spread = {x = 200, y = 200, z = 200},
1406                         seed = 354,
1407                         octaves = 3,
1408                         persist = 0.7
1409                 },
1410                 biomes = {"savanna_swamp"},
1411                 y_min = 0,
1412                 y_max = 0,
1413                 schematic = minetest.get_modpath("default").."/schematics/papyrus.mts",
1414         })
1415
1416         -- Grasses
1417
1418         register_grass_decoration(-0.03,  0.09,  5)
1419         register_grass_decoration(-0.015, 0.075, 4)
1420         register_grass_decoration(0,      0.06,  3)
1421         register_grass_decoration(0.015,  0.045, 2)
1422         register_grass_decoration(0.03,   0.03,  1)
1423
1424         -- Dry grasses
1425
1426         register_dry_grass_decoration(0.01, 0.05,  5)
1427         register_dry_grass_decoration(0.03, 0.03,  4)
1428         register_dry_grass_decoration(0.05, 0.01,  3)
1429         register_dry_grass_decoration(0.07, -0.01, 2)
1430         register_dry_grass_decoration(0.09, -0.03, 1)
1431
1432         -- Junglegrass
1433
1434         minetest.register_decoration({
1435                 deco_type = "simple",
1436                 place_on = {"default:dirt_with_grass"},
1437                 sidelen = 80,
1438                 fill_ratio = 0.1,
1439                 biomes = {"rainforest"},
1440                 y_min = 1,
1441                 y_max = 31000,
1442                 decoration = "default:junglegrass",
1443         })
1444
1445         -- Dry shrub
1446
1447         minetest.register_decoration({
1448                 deco_type = "simple",
1449                 place_on = {"default:desert_sand", "default:dirt_with_snow"},
1450                 sidelen = 16,
1451                 noise_params = {
1452                         offset = 0,
1453                         scale = 0.02,
1454                         spread = {x = 200, y = 200, z = 200},
1455                         seed = 329,
1456                         octaves = 3,
1457                         persist = 0.6
1458                 },
1459                 biomes = {"desert", "tundra"},
1460                 y_min = 2,
1461                 y_max = 31000,
1462                 decoration = "default:dry_shrub",
1463         })
1464 end
1465
1466
1467 --
1468 -- Detect mapgen to select functions
1469 --
1470
1471 local mg_name = minetest.get_mapgen_setting("mg_name")
1472 if mg_name == "v6" then
1473         default.register_ores()
1474         default.register_mgv6_decorations()
1475 else
1476         default.register_biomes()
1477         default.register_ores()
1478         default.register_decorations()
1479 end