mods/default/mapgen.lua

   1 -- mods/default/mapgen.lua
   2
   3
   4 --
   5 -- Aliases for map generator outputs
   6 --
   7
   8
   9 minetest.register_alias("mapgen_stone", "default:stone")
  10 minetest.register_alias("mapgen_dirt", "default:sand")
  11 minetest.register_alias("mapgen_dirt_with_grass", "default:sand")
  12 minetest.register_alias("mapgen_sand", "default:sand")
  13 minetest.register_alias("mapgen_water_source", "default:lava_source")
  14 minetest.register_alias("mapgen_river_water_source", "default:lava_source")
  15 minetest.register_alias("mapgen_lava_source", "default:lava_source")
  16 minetest.register_alias("mapgen_gravel", "default:lava_source")
  17 minetest.register_alias("mapgen_desert_stone", "default:stone")
  18 minetest.register_alias("mapgen_desert_sand", "default:sand")
  19 minetest.register_alias("mapgen_dirt_with_snow", "default:sand")
  20 minetest.register_alias("mapgen_snowblock", "default:sand")
  21 minetest.register_alias("mapgen_snow", "default:sand")
  22 minetest.register_alias("mapgen_ice", "default:stone")
  23 minetest.register_alias("mapgen_sandstone", "default:tuff")
  24
  25 -- Flora
  26
  27 minetest.register_alias("mapgen_tree", "air")
  28 minetest.register_alias("mapgen_leaves", "air")
  29 minetest.register_alias("mapgen_apple", "air")
  30 minetest.register_alias("mapgen_jungletree", "air")
  31 minetest.register_alias("mapgen_jungleleaves", "air")
  32 minetest.register_alias("mapgen_junglegrass", "air")
  33 minetest.register_alias("mapgen_pine_tree", "air")
  34 minetest.register_alias("mapgen_pine_needles", "air")
  35
  36 -- Dungeons
  37
  38 minetest.register_alias("mapgen_cobble", "default:cobble")
  39 minetest.register_alias("mapgen_stair_cobble", "stairs:stair_cobble")
  40 minetest.register_alias("mapgen_mossycobble", "default:mossycobble")
  41 minetest.register_alias("mapgen_sandstonebrick", "default:sandstonebrick")
  42 minetest.register_alias("mapgen_stair_sandstonebrick", "stairs:stair_sandstonebrick")
  43
  44 minetest.register_on_mapgen_init(function(mgparams)
  45         minetest.set_mapgen_params({mgname="v6", mg_flags={"nodungeons", "notrees", "caves"}, mgv6_spflags={"mudflow", "nosnowbiomes", "notrees", "nojungles"}, "water_level=-5"})
  46 end)
  47
  48 --
  49 -- Ore generation
  50 --
  51
  52 minetest.register_ore({
  53         ore_type       = "scatter",
  54         ore            = "default:stone_with_emerald",
  55         wherein        = "default:stone",
  56         clust_scarcity = 24*24*24,
  57         clust_num_ores = 1,
  58         clust_size     = 2,
  59         y_min     = -31000,
  60         y_max     = 20,
  61 })
  62
  63 minetest.register_ore({
  64         ore_type       = "scatter",
  65         ore            = "default:stone_with_emerald",
  66         wherein        = "default:stone",
  67         clust_scarcity =16*16*16,
  68         clust_num_ores = 2,
  69         clust_size     = 3,
  70         y_min     = -31000,
  71         y_max     = -50,
  72     flags          = "absheight",
  73 })
  74
  75 minetest.register_ore({
  76         ore_type       = "scatter",
  77         ore            = "default:stone_with_sapphire",
  78         wherein        = "default:stone",
  79         clust_scarcity = 24*24*24,
  80         clust_num_ores = 1,
  81         clust_size     = 2,
  82         y_min     = -31000,
  83         y_max     = -300,
  84 })
  85
  86 minetest.register_ore({
  87         ore_type       = "scatter",
  88         ore            = "default:stone_with_sapphire",
  89         wherein        = "default:stone",
  90         clust_scarcity =16*16*16,
  91         clust_num_ores = 2,
  92         clust_size     = 3,
  93         y_min     = -31000,
  94         y_max     = -550,
  95     flags          = "absheight",
  96 })
  97
  98 minetest.register_ore({
  99         ore_type       = "scatter",
 100         ore            = "default:stone_with_diamond",
 101         wherein        = "default:stone",
 102         clust_scarcity = 24*24*24,
 103         clust_num_ores = 1,
 104         clust_size     = 2,
 105         y_min     = -31000,
 106         y_max     = -1200,
 107 })
 108
 109 minetest.register_ore({
 110         ore_type       = "scatter",
 111         ore            = "default:stone_with_diamond",
 112         wherein        = "default:stone",
 113         clust_scarcity =16*16*16,
 114         clust_num_ores = 2,
 115         clust_size     = 3,
 116         y_min     = -31000,
 117         y_max     = -5000,
 118     flags          = "absheight",
 119 })
 120
 121 minetest.register_ore({
 122         ore_type       = "scatter",
 123         ore            = "default:stone_with_ruby",
 124         wherein        = "default:stone",
 125         clust_scarcity = 24*24*24,
 126         clust_num_ores = 1,
 127         clust_size     = 2,
 128         y_min     = -31000,
 129         y_max     = -900,
 130 })
 131
 132 minetest.register_ore({
 133         ore_type       = "scatter",
 134         ore            = "default:stone_with_ruby",
 135         wherein        = "default:stone",
 136         clust_scarcity =16*16*16,
 137         clust_num_ores = 2,
 138         clust_size     = 3,
 139         y_min     = -31000,
 140         y_max     = -3000,
 141     flags          = "absheight",
 142 })
 143
 144 minetest.register_ore({
 145         ore_type       = "scatter",
 146         ore            = "default:stone_with_coal",
 147         wherein        = "default:stone",
 148         clust_scarcity = 8*8*8,
 149         clust_num_ores = 8,
 150         clust_size     = 3,
 151         y_min     = -31000,
 152         y_max     = 64,
 153         flags          = "absheight",
 154 })
 155
 156
 157 minetest.register_ore({
 158         ore_type       = "scatter",
 159         ore            = "default:stone_with_coal",
 160         wherein        = "default:stone",
 161         clust_scarcity = 12*12*12,
 162         clust_num_ores = 16,
 163         clust_size     = 6,
 164         y_min     = -31000,
 165         y_max     = 0,
 166         flags          = "absheight",
 167 })
 168
 169 minetest.register_ore({
 170         ore_type       = "scatter",
 171         ore            = "default:stone_with_coal",
 172         wherein        = "default:stone",
 173         clust_scarcity = 24*24*24,
 174         clust_num_ores = 27,
 175         clust_size     = 6,
 176         y_min     = -31000,
 177         y_max     = -3000,
 178         flags          = "absheight",
 179 })
 180
 181
 182 minetest.register_ore({
 183         ore_type       = "scatter",
 184         ore            = "default:stone_with_iron",
 185         wherein        = "default:stone",
 186         clust_scarcity = 12*12*12,
 187         clust_num_ores = 3,
 188         clust_size     = 2,
 189         y_min     = -25,
 190         y_max     = -2,
 191 })
 192
 193
 194 minetest.register_ore({
 195         ore_type       = "scatter",
 196         ore            = "default:stone_with_iron",
 197         wherein        = "default:stone",
 198         clust_scarcity = 9*9*9,
 199         clust_num_ores = 3,
 200         clust_size     = 3,
 201         y_min     = -63,
 202         y_max     = -26,
 203 })
 204
 205
 206 minetest.register_ore({
 207         ore_type       = "scatter",
 208         ore            = "default:stone_with_iron",
 209         wherein        = "default:stone",
 210         clust_scarcity = 7*7*7,
 211         clust_num_ores = 5,
 212         clust_size     = 3,
 213         y_min     = -31000,
 214         y_max     = -64,
 215         flags          = "absheight",
 216 })
 217
 218
 219 minetest.register_ore({
 220         ore_type       = "scatter",
 221         ore            = "default:stone_with_iron",
 222         wherein        = "default:stone",
 223         clust_scarcity = 24*24*24,
 224         clust_num_ores = 27,
 225         clust_size     = 6,
 226         y_min     = -31000,
 227         y_max     = -800,
 228         flags          = "absheight",
 229 })
 230
 231
 232 minetest.register_ore({
 233         ore_type       = "scatter",
 234         ore            = "default:stone_with_mese",
 235         wherein        = "default:stone",
 236         clust_scarcity = 18*18*18,
 237         clust_num_ores = 2,
 238         clust_size     = 2,
 239         y_min     = -355,
 240         y_max     = -204,
 241         flags          = "absheight",
 242 })
 243
 244
 245 minetest.register_ore({
 246         ore_type       = "scatter",
 247         ore            = "default:stone_with_mese",
 248         wherein        = "default:stone",
 249         clust_scarcity = 14*14*14,
 250         clust_num_ores = 3,
 251         clust_size     = 2,
 252         y_min     = -31000,
 253         y_max     = -356,
 254         flags          = "absheight",
 255 })
 256
 257
 258 minetest.register_ore({
 259         ore_type       = "scatter",
 260         ore            = "default:mese",
 261         wherein        = "default:stone",
 262         clust_scarcity = 36*36*36,
 263         clust_num_ores = 5,
 264         clust_size     = 2,
 265         y_min     = -31000,
 266         y_max     = -5000,
 267         flags          = "absheight",
 268 })
 269
 270
 271 minetest.register_ore({
 272         ore_type       = "scatter",
 273         ore            = "default:stone_with_gold",
 274         wherein        = "default:stone",
 275         clust_scarcity = 15*15*15,
 276         clust_num_ores = 1,
 277         clust_size     = 2,
 278         y_min     = -666,
 279         y_max     = -333,
 280 })
 281
 282
 283 minetest.register_ore({
 284         ore_type       = "scatter",
 285         ore            = "default:stone_with_gold",
 286         wherein        = "default:stone",
 287         clust_scarcity = 13*13*13,
 288         clust_num_ores = 5,
 289         clust_size     = 3,
 290         y_min     = -31000,
 291         y_max     = -666,
 292         flags          = "absheight",
 293 })
 294
 295 minetest.register_ore({
 296         ore_type       = "scatter",
 297         ore            = "default:stone_with_diamond",
 298         wherein        = "default:stone",
 299         clust_scarcity = 15*15*15,
 300         clust_num_ores = 4,
 301         clust_size     = 3,
 302         y_min     = -31000,
 303         y_max     = -10000,
 304         flags          = "absheight",
 305 })
 306
 307 minetest.register_ore({
 308         ore_type       = "scatter",
 309         ore            = "default:stone_with_emerald",
 310         wherein        = "default:stone",
 311         clust_scarcity = 15*15*15,
 312         clust_num_ores = 4,
 313         clust_size     = 3,
 314         y_min     = -31000,
 315         y_max     = -10000,
 316         flags          = "absheight",
 317 })
 318
 319 minetest.register_ore({
 320         ore_type       = "scatter",
 321         ore            = "default:stone_with_sapphire",
 322         wherein        = "default:stone",
 323         clust_scarcity = 15*15*15,
 324         clust_num_ores = 4,
 325         clust_size     = 3,
 326         y_min     = -31000,
 327         y_max     = -10000,
 328         flags          = "absheight",
 329 })
 330
 331 minetest.register_ore({
 332         ore_type       = "scatter",
 333         ore            = "default:stone_with_ruby",
 334         wherein        = "default:stone",
 335         clust_scarcity = 15*15*15,
 336         clust_num_ores = 4,
 337         clust_size     = 3,
 338         y_min     = -31000,
 339         y_max     = -10000,
 340         flags          = "absheight",
 341 })
 342
 343 minetest.register_ore({
 344         ore_type       = "scatter",
 345         ore            = "default:stone_with_copper",
 346         wherein        = "default:stone",
 347         clust_scarcity = 12*12*12,
 348         clust_num_ores = 4,
 349         clust_size     = 3,
 350         y_min     = -163,
 351         y_max     = -116,
 352 })
 353
 354
 355 minetest.register_ore({
 356         ore_type       = "scatter",
 357         ore            = "default:stone_with_copper",
 358         wherein        = "default:stone",
 359         clust_scarcity = 9*9*9,
 360         clust_num_ores = 5,
 361         clust_size     = 3,
 362         y_min     = -31000,
 363         y_max     = -164,
 364         flags          = "absheight",
 365 })
 366
 367 minetest.register_ore({
 368         ore_type       = "scatter",
 369         ore            = "default:stone_with_copper",
 370         wherein        = "default:stone",
 371         clust_scarcity = 9*9*9,
 372         clust_num_ores = 5,
 373         clust_size     = 3,
 374         y_min     = -31000,
 375         y_max     = -1900,
 376         flags          = "absheight",
 377 })
 378
 379 minetest.register_ore({
 380         ore_type       = "scatter",
 381         ore            = "default:stone_with_tin",
 382         wherein        = "default:stone",
 383         clust_scarcity = 12*12*12,
 384         clust_num_ores = 4,
 385         clust_size     = 3,
 386         y_min     = -163,
 387         y_max     = -116,
 388 })
 389
 390
 391 minetest.register_ore({
 392         ore_type       = "scatter",
 393         ore            = "default:stone_with_tin",
 394         wherein        = "default:stone",
 395         clust_scarcity = 9*9*9,
 396         clust_num_ores = 5,
 397         clust_size     = 3,
 398         y_min     = -31000,
 399         y_max     = -164,
 400         flags          = "absheight",
 401 })
 402
 403 minetest.register_ore({
 404         ore_type       = "scatter",
 405         ore            = "default:stone_with_tin",
 406         wherein        = "default:stone",
 407         clust_scarcity = 9*9*9,
 408         clust_num_ores = 5,
 409         clust_size     = 3,
 410         y_min     = -31000,
 411         y_max     = -1900,
 412         flags          = "absheight",
 413 })
 414
 415 -- if minetest.setting_get("mg_name") == "indev" then
 416         -- Floatlands and high mountains springs
 417
 418 minetest.register_ore({
 419                 ore_type         = "blob",
 420                 ore              = "default:lava_source",
 421                 wherein          = {"default:stone"},
 422                 clust_scarcity   = 25* 25 * 25,
 423                 clust_size       = 5,
 424                 y_min            = -10,
 425                 y_max            = 31000,
 426                 noise_threshold = 0.0,
 427                 noise_params     = {
 428                         offset = 0.5,
 429                         scale = 0.2,
 430                         spread = {x = 5, y = 5, z = 5},
 431                         seed = 666,
 432                         octaves = 1,
 433                         persist = 0.0
 434                 },
 435         })
 436
 437
 438         minetest.register_ore({
 439                 ore_type       = "scatter",
 440                 ore            = "default:sand",
 441                 wherein        = "default:stone",
 442                 clust_scarcity = 20*20*20,
 443                 clust_num_ores = 5*5*3,
 444                 clust_size     = 5,
 445                 y_min     = -120,
 446                 y_max     = 31000,
 447         })
 448
 449
 450         minetest.register_ore({
 451                 ore_type       = "scatter",
 452                 ore            = "default:tuff",
 453                 ore_param2     = 128,
 454                 wherein        = "default:stone",
 455                 clust_scarcity = 25*25*25,
 456                 clust_num_ores = 10000,
 457                 clust_size     = 12,
 458                 y_min     = -100,
 459                 y_max     = 31000,
 460         })
 461
 462         minetest.register_ore({
 463                 ore_type       = "scatter",
 464                 ore            = "default:chondrit",
 465                 ore_param2     = 128,
 466                 wherein        = "default:stone",
 467                 clust_scarcity = 10*10*10,
 468                 clust_num_ores = 50,
 469                 clust_size     = 10,
 470                 y_min     = -149,
 471                 y_max     = 10,
 472                 flags          = "absheight",
 473         })
 474
 475         minetest.register_ore({
 476                 ore_type       = "scatter",
 477                 ore            = "default:chondrit",
 478                 ore_param2     = 128,
 479                 wherein        = "default:stone",
 480                 clust_scarcity = 20*20*20,
 481                 clust_num_ores = 550,
 482                 clust_size     = 10,
 483                 y_min     = -31000,
 484                 y_max     = -150,
 485                 flags          = "absheight",
 486         })
 487
 488         minetest.register_ore({
 489                 ore_type       = "scatter",
 490                 ore            = "default:chondrit",
 491                 ore_param2     = 128,
 492                 wherein        = "default:stone",
 493                 clust_scarcity = 20*20*20,
 494                 clust_num_ores = 650,
 495                 clust_size     = 10,
 496                 y_min     = -31000,
 497                 y_max     = -10000,
 498                 flags          = "absheight",
 499         })
 500
 501         minetest.register_ore({
 502                 ore_type       = "scatter",
 503                 ore            = "default:essexit",
 504                 ore_param2     = 128,
 505                 wherein        = "default:stone",
 506                 clust_scarcity = 10*10*10,
 507                 clust_num_ores = 50,
 508                 clust_size     = 5,
 509                 y_min     = -350,
 510                 y_max     = -300,
 511         })
 512
 513 minetest.register_ore({
 514                 ore_type       = "scatter",
 515                 ore            = "default:essexit",
 516                 ore_param2     = 128,
 517                 wherein        = "default:stone",
 518                 clust_scarcity = 10*10*10,
 519                 clust_num_ores = 500,
 520                 clust_size     = 10,
 521                 y_min     = -31000,
 522                 y_max     = -600,
 523                 flags          = "absheight",
 524         })
 525
 526         minetest.register_ore({
 527                 ore_type       = "scatter",
 528                 ore            = "default:essexit",
 529                 ore_param2     = 128,
 530                 wherein        = "default:stone",
 531                 clust_scarcity = 20*10*20,
 532                 clust_num_ores = 950,
 533                 clust_size     = 10,
 534                 y_min     = -31000,
 535                 y_max     = -10000,
 536                 flags          = "absheight",
 537         })
 538
 539         minetest.register_ore({
 540                 ore_type       = "scatter",
 541                 ore            = "default:gravel",
 542                 ore_param2     = 128,
 543                 wherein        = "default:stone",
 544                 clust_scarcity = 20*5*20,
 545                 clust_num_ores = 150,
 546                 clust_size     = 10,
 547                 y_min     = -10,
 548                 y_max     = 0,
 549         })
 550
 551         minetest.register_ore({
 552                 ore_type       = "scatter",
 553                 ore            = "default:gravel",
 554                 ore_param2     = 128,
 555                 wherein        = "default:stone",
 556                 clust_scarcity = 20*5*20,
 557                 clust_num_ores = 350,
 558                 clust_size     = 10,
 559                 y_min     = -70,
 560                 y_max     = -50,
 561         })
 562
 563         minetest.register_ore({
 564                 ore_type       = "scatter",
 565                 ore            = "default:gravel",
 566                 ore_param2     = 128,
 567                 wherein        = "default:stone",
 568                 clust_scarcity = 20*10*20,
 569                 clust_num_ores = 500,
 570                 clust_size     = 10,
 571                 y_min     = -140,
 572                 y_max     = -120,
 573         })
 574
 575         -- Underground springs
 576         minetest.register_ore({
 577                 ore_type       = "scatter",
 578                 ore            = "default:water_source",
 579                 ore_param2     = 128,
 580                 wherein        = "default:stone",
 581                 clust_scarcity = 25*25*25,
 582                 clust_num_ores = 8,
 583                 clust_size     = 3,
 584                 y_min     = -10000,
 585                 y_max     = -10,
 586         })
 587
 588         minetest.register_ore({
 589                 ore_type         = "blob",
 590                 ore              = "default:lava_source",
 591                 wherein          = {"default:stone"},
 592                 clust_scarcity   = 25* 25 * 25,
 593                 clust_size       = 10,
 594                 y_min            = -30000,
 595                 y_max            = -10,
 596                 noise_threshold = 0.2,
 597                 noise_params     = {
 598                         offset = 0.5,
 599                         scale = 0.2,
 600                         spread = {x = 500, y = 500, z = 500},
 601                         seed = 666,
 602                         octaves = 1,
 603                         persist = 0.0
 604                 },
 605         })
 606
 607 --DECO
 608
 609 minetest.register_decoration({
 610                 deco_type = "simple",
 611                 place_on = {"default:stone"},
 612                 sidelen = 16,
 613                 noise_params = {
 614                         offset = 0.5,
 615                         scale = 0.2,
 616                         spread = {x = 5, y = 5, z = 5},
 617                         seed = 333,
 618                         octaves = 1,
 619                         persist = 0.0
 620                 },
 621                 y_min = 1,
 622                 y_max = 100,
 623                 decoration = "default:stone",
 624                 height = 3,
 625             height_max = 4,
 626         })
 627
 628 minetest.register_decoration({
 629                 deco_type = "simple",
 630                 place_on = {"default:stone"},
 631                 sidelen = 16,
 632                 noise_params = {
 633                         offset = 0.5,
 634                         scale = 0.2,
 635                         spread = {x = 5, y = 5, z = 5},
 636                         seed = 555,
 637                         octaves = 1,
 638                         persist = 0.0
 639                 },
 640                 y_min = 1,
 641                 y_max = 100,
 642                 decoration = "default:sand",
 643         })
 644
 645 function default.make_papyrus(pos, size)
 646         for y=0,size-1 do
 647                 local p = {x=pos.x, y=pos.y+y, z=pos.z}
 648                 local nn = minetest.get_node(p).name
 649                 if minetest.registered_nodes[nn] and
 650                         minetest.registered_nodes[nn].buildable_to then
 651                         minetest.set_node(p, {name="default:papyrus"})
 652                 else
 653                         return
 654                 end
 655         end
 656 end
 657
 658
 659 function default.make_cactus(pos, size)
 660         for y=0,size-1 do
 661                 local p = {x=pos.x, y=pos.y+y, z=pos.z}
 662                 local nn = minetest.get_node(p).name
 663                 if minetest.registered_nodes[nn] and
 664                         minetest.registered_nodes[nn].buildable_to then
 665                         minetest.set_node(p, {name="default:cactus"})
 666                 else
 667                         return
 668                 end
 669         end
 670 end
 671
 672
 673 -- facedir: 0/1/2/3 (head node facedir value)
 674 -- length: length of rainbow tail
 675 function default.make_nyancat(pos, facedir, length)
 676         local tailvec = {x=0, y=0, z=0}
 677         if facedir == 0 then
 678                 tailvec.z = 1
 679         elseif facedir == 1 then
 680                 tailvec.x = 1
 681         elseif facedir == 2 then
 682                 tailvec.z = -1
 683         elseif facedir == 3 then
 684                 tailvec.x = -1
 685         else
 686                 --print("default.make_nyancat(): Invalid facedir: "+dump(facedir))
 687                 facedir = 0
 688                 tailvec.z = 1
 689         end
 690         local p = {x=pos.x, y=pos.y, z=pos.z}
 691         minetest.set_node(p, {name="default:nyancat", param2=facedir})
 692         for i=1,length do
 693                 p.x = p.x + tailvec.x
 694                 p.z = p.z + tailvec.z
 695                 minetest.set_node(p, {name="default:nyancat_rainbow", param2=facedir})
 696         end
 697 end
 698
 699
 700 function generate_nyancats(seed, minp, maxp)
 701         local height_min = -31000
 702         local height_max = -32
 703         if maxp.y < height_min or minp.y > height_max then
 704                 return
 705         end
 706         local y_min = math.max(minp.y, height_min)
 707         local y_max = math.min(maxp.y, height_max)
 708         local volume = (maxp.x-minp.x+1)*(y_max-y_min+1)*(maxp.z-minp.z+1)
 709         local pr = PseudoRandom(seed + 9324342)
 710         local max_num_nyancats = math.floor(volume / (16*16*16))
 711         for i=1,max_num_nyancats do
 712                 if pr:next(0, 1000) == 0 then
 713                         local x0 = pr:next(minp.x, maxp.x)
 714                         local y0 = pr:next(minp.y, maxp.y)
 715                         local z0 = pr:next(minp.z, maxp.z)
 716                         local p0 = {x=x0, y=y0, z=z0}
 717                         default.make_nyancat(p0, pr:next(0,3), pr:next(3,15))
 718                 end
 719         end
 720 end
 721
 722
 723 minetest.register_on_generated(function(minp, maxp, seed)
 724         -- Generate nyan cats
 725         generate_nyancats(seed, minp, maxp)
 726 end)