ign.lua

   1 --
   2 -- Igneous Layer
   3 --
   4
   5 local ign={
   6  top={
   7   offset = -10, scale = 0,
   8   spread = {x=80, y=80, z=80},
   9   octaves = 0, persist = 0 },
  10  bot={
  11   offset = -180, scale = 10, seed=rocksl.GetNextSeed(),
  12   spread = {x=80, y=80, z=80},
  13   octaves = 2, persist = 0.7 },
  14  primary={ name="rocks:basalt" },
  15  localized={},
  16  stats={ count=0, total=0, node={}, totalnodes=0 },
  17  debugging=nil
  18 }
  19
  20 -- Basalt       Ex/Mafic   hard  same as diorite, byt limit=0.5
  21 minetest.register_node( "rocks:basalt", {
  22         description = S("Basalt"),
  23         tiles = { "rocks_Basalt.png" },
  24         groups = {cracky=3, stone=1},
  25         is_ground_content = true, sounds = default.node_sound_stone_defaults(),
  26 })
  27
  28 -- more rock defs
  29 minetest.register_node( "rocks:granite", {
  30         description = S("Granite"),
  31         tiles = { "rocks_Granite.png" },
  32         is_ground_content = true, sounds = default.node_sound_stone_defaults(),
  33         groups = {cracky=3, stone=1},
  34 })
  35 minetest.register_node( "rocks:diorite", {
  36         description = S("Diorite"),
  37         tiles = { "rocks_Diorite.png" },
  38         groups = {cracky=3, stone=1},
  39         is_ground_content = true, sounds = default.node_sound_stone_defaults(),
  40 })
  41 minetest.register_node( "rocks:gabbro", {
  42         description = S("Gabbro"),
  43         tiles = { "rocks_Gabbro.png" },
  44         groups = {cracky=3, stone=1},
  45         is_ground_content = true, sounds = default.node_sound_stone_defaults(),
  46 })
  47
  48 local reg=function(name,param)
  49  rocksl.register_stratus(ign,name,param)
  50 end
  51 rocks.register_igneous_stratus=reg
  52
  53 -- rock registration
  54  reg("rocks:granite", { spread=40, height=32, treshold=0.06})
  55  reg("rocks:diorite", { spread=40, height=32, treshold=0.23})
  56  reg("rocks:gabbro",  { spread=40, height=32, treshold=0.36})
  57
  58 -- vein stuff
  59 ign.veins={}
  60
  61 local regv=function(name,param)
  62  rocksl.register_vein(ign.veins,name,param)
  63 end
  64 rocks.register_vein=regv
  65
  66 rocks.register_vein("default:nyancat",{
  67   wherein={"rocks:granite"},
  68   miny=-160, maxy=20,
  69   radius={ average=10, amplitude=4, frequency=8 },
  70   density=100,
  71   rarity=0.0025, -- this^3*mapblock_volume veins per mapblock
  72   ores={
  73     { ore="default:sand", percent=30 },
  74     { ore="default:dirt", percent=30 },
  75   }
  76   })
  77
  78
  79 minetest.register_on_generated(function(minp, maxp, seed)
  80  rocksl.layergen(ign,minp,maxp,seed)
  81  rocksl.veingen(ign.veins,minp,maxp,seed)
  82 end)
  83
  84 minetest.register_on_shutdown(function()
  85  if (ign.stats.count==0) then rocksl.print("[rocks](ign) stats not available, no chunks generated") return end
  86  rocksl.print("[rocks](ign) generated total "..ign.stats.count.." chunks in "..ign.stats.total.." seconds ("..(ign.stats.total/ign.stats.count).." seconds per "..ign.stats.side.."^3 chunk)")
  87  for name,total in pairs(ign.stats.node) do
  88   rocksl.print("[rocks](ign) "..name..": "..total.." nodes placed ("..(total*100)/(ign.stats.totalnodes).." %)")
  89  end
  90 end)
  91
  92 -- ~ Tomas Brod