2 -- Aliases for map generator outputs
6 minetest.register_alias("mapgen_stone", "default:stone")
7 minetest.register_alias("mapgen_dirt", "default:dirt")
8 minetest.register_alias("mapgen_dirt_with_grass", "default:dirt_with_grass")
9 minetest.register_alias("mapgen_sand", "default:sand")
10 minetest.register_alias("mapgen_water_source", "default:water_source")
11 minetest.register_alias("mapgen_river_water_source", "default:river_water_source")
12 minetest.register_alias("mapgen_lava_source", "default:lava_source")
13 minetest.register_alias("mapgen_gravel", "default:gravel")
14 minetest.register_alias("mapgen_desert_stone", "default:desert_stone")
15 minetest.register_alias("mapgen_desert_sand", "default:desert_sand")
16 minetest.register_alias("mapgen_dirt_with_snow", "default:dirt_with_snow")
17 minetest.register_alias("mapgen_snowblock", "default:snowblock")
18 minetest.register_alias("mapgen_snow", "default:snow")
19 minetest.register_alias("mapgen_ice", "default:ice")
20 minetest.register_alias("mapgen_sandstone", "default:sandstone")
22 minetest.register_alias("mapgen_tree", "default:tree")
23 minetest.register_alias("mapgen_leaves", "default:leaves")
24 minetest.register_alias("mapgen_apple", "default:apple")
25 minetest.register_alias("mapgen_jungletree", "default:jungletree")
26 minetest.register_alias("mapgen_jungleleaves", "default:jungleleaves")
27 minetest.register_alias("mapgen_junglegrass", "default:junglegrass")
28 minetest.register_alias("mapgen_pinetree", "default:pinetree")
29 minetest.register_alias("mapgen_pine_needles", "default:pine_needles")
31 minetest.register_alias("mapgen_cobble", "default:cobble")
32 minetest.register_alias("mapgen_stair_cobble", "stairs:stair_cobble")
33 minetest.register_alias("mapgen_mossycobble", "default:mossycobble")
34 minetest.register_alias("mapgen_sandstonebrick", "default:sandstonebrick")
35 minetest.register_alias("mapgen_stair_sandstonebrick", "stairs:stair_sandstonebrick")
43 -- Blob ore first to avoid other ores inside blobs
45 function default.register_ores()
46 minetest.register_ore({
49 wherein = {"default:sand"},
50 clust_scarcity = 24 * 24 * 24,
58 spread = {x = 5, y = 5, z = 5},
65 minetest.register_ore({
68 wherein = {"default:stone"},
69 clust_scarcity = 24 * 24 * 24,
77 spread = {x = 5, y = 5, z = 5},
84 minetest.register_ore({
87 wherein = {"default:stone"},
88 clust_scarcity = 24 * 24 * 24,
96 spread = {x = 5, y = 5, z = 5},
103 minetest.register_ore({
105 ore = "default:gravel",
106 wherein = {"default:stone"},
107 clust_scarcity = 24 * 24 * 24,
111 noise_threshhold = 0,
115 spread = {x = 5, y = 5, z = 5},
122 minetest.register_ore({
123 ore_type = "scatter",
124 ore = "default:stone_with_coal",
125 wherein = "default:stone",
126 clust_scarcity = 8 * 8 * 8,
133 minetest.register_ore({
134 ore_type = "scatter",
135 ore = "default:stone_with_coal",
136 wherein = "default:stone",
137 clust_scarcity = 24 * 24 * 24,
144 minetest.register_ore({
145 ore_type = "scatter",
146 ore = "default:stone_with_iron",
147 wherein = "default:stone",
148 clust_scarcity = 12 * 12 * 12,
155 minetest.register_ore({
156 ore_type = "scatter",
157 ore = "default:stone_with_iron",
158 wherein = "default:stone",
159 clust_scarcity = 9 * 9 * 9,
166 minetest.register_ore({
167 ore_type = "scatter",
168 ore = "default:stone_with_iron",
169 wherein = "default:stone",
170 clust_scarcity = 7 * 7 * 7,
177 minetest.register_ore({
178 ore_type = "scatter",
179 ore = "default:stone_with_iron",
180 wherein = "default:stone",
181 clust_scarcity = 24 * 24 * 24,
188 minetest.register_ore({
189 ore_type = "scatter",
190 ore = "default:stone_with_mese",
191 wherein = "default:stone",
192 clust_scarcity = 18 * 18 * 18,
199 minetest.register_ore({
200 ore_type = "scatter",
201 ore = "default:stone_with_mese",
202 wherein = "default:stone",
203 clust_scarcity = 14 * 14 * 14,
210 minetest.register_ore({
211 ore_type = "scatter",
212 ore = "default:mese",
213 wherein = "default:stone",
214 clust_scarcity = 36 * 36 * 36,
221 minetest.register_ore({
222 ore_type = "scatter",
223 ore = "default:stone_with_gold",
224 wherein = "default:stone",
225 clust_scarcity = 15 * 15 * 15,
232 minetest.register_ore({
233 ore_type = "scatter",
234 ore = "default:stone_with_gold",
235 wherein = "default:stone",
236 clust_scarcity = 13 * 13 * 13,
243 minetest.register_ore({
244 ore_type = "scatter",
245 ore = "default:stone_with_diamond",
246 wherein = "default:stone",
247 clust_scarcity = 17 * 17 * 17,
254 minetest.register_ore({
255 ore_type = "scatter",
256 ore = "default:stone_with_diamond",
257 wherein = "default:stone",
258 clust_scarcity = 15 * 15 * 15,
265 minetest.register_ore({
266 ore_type = "scatter",
267 ore = "default:stone_with_copper",
268 wherein = "default:stone",
269 clust_scarcity = 12 * 12 * 12,
276 minetest.register_ore({
277 ore_type = "scatter",
278 ore = "default:stone_with_copper",
279 wherein = "default:stone",
280 clust_scarcity = 9 * 9 * 9,
294 function default.register_biomes()
295 minetest.clear_registered_biomes()
297 minetest.register_biome({
298 name = "default:grassland",
300 node_top = "default:dirt_with_grass",
302 node_filler = "default:dirt",
305 --node_water_top = "",
306 --depth_water_top = ,
314 minetest.register_biome({
315 name = "default:grassland_ocean",
317 node_top = "default:sand",
319 node_filler = "default:sand",
322 --node_water_top = "",
323 --depth_water_top = ,
334 -- Register mgv6 decorations
338 function default.register_mgv6_decorations()
342 minetest.register_decoration({
343 deco_type = "simple",
344 place_on = {"default:dirt_with_grass"},
349 spread = {x = 100, y = 100, z = 100},
356 decoration = "default:papyrus",
359 spawn_by = "default:water_source",
365 minetest.register_decoration({
366 deco_type = "simple",
367 place_on = {"default:desert_sand"},
372 spread = {x = 100, y = 100, z = 100},
379 decoration = "default:cactus",
387 minetest.register_decoration({
388 deco_type = "simple",
389 place_on = {"default:dirt_with_grass"},
394 spread = {x = 100, y = 100, z = 100},
401 decoration = "default:grass_"..length,
407 minetest.register_decoration({
408 deco_type = "simple",
409 place_on = {"default:desert_sand", "default:dirt_with_snow"},
414 spread = {x = 100, y = 100, z = 100},
421 decoration = "default:dry_shrub",
427 -- Register decorations
431 function default.register_decorations()
435 minetest.register_decoration({
436 deco_type = "simple",
437 place_on = {"default:dirt_with_grass"},
442 spread = {x = 200, y = 200, z = 200},
447 biomes = {"default:grassland"},
450 decoration = "flowers:rose",
453 minetest.register_decoration({
454 deco_type = "simple",
455 place_on = {"default:dirt_with_grass"},
460 spread = {x = 200, y = 200, z = 200},
465 biomes = {"default:grassland"},
468 decoration = "flowers:tulip",
471 minetest.register_decoration({
472 deco_type = "simple",
473 place_on = {"default:dirt_with_grass"},
478 spread = {x = 200, y = 200, z = 200},
483 biomes = {"default:grassland"},
486 decoration = "flowers:dandelion_yellow",
489 minetest.register_decoration({
490 deco_type = "simple",
491 place_on = {"default:dirt_with_grass"},
496 spread = {x = 200, y = 200, z = 200},
501 biomes = {"default:grassland"},
504 decoration = "flowers:geranium",
507 minetest.register_decoration({
508 deco_type = "simple",
509 place_on = {"default:dirt_with_grass"},
514 spread = {x = 200, y = 200, z = 200},
519 biomes = {"default:grassland"},
522 decoration = "flowers:viola",
525 minetest.register_decoration({
526 deco_type = "simple",
527 place_on = {"default:dirt_with_grass"},
532 spread = {x = 200, y = 200, z = 200},
537 biomes = {"default:grassland"},
540 decoration = "flowers:dandelion_white",
545 minetest.register_decoration({
546 deco_type = "simple",
547 place_on = {"default:dirt_with_grass"},
552 spread = {x = 200, y = 200, z = 200},
557 biomes = {"default:grassland"},
560 decoration = "default:grass_1",
563 minetest.register_decoration({
564 deco_type = "simple",
565 place_on = {"default:dirt_with_grass"},
570 spread = {x = 200, y = 200, z = 200},
575 biomes = {"default:grassland"},
578 decoration = "default:grass_2",
581 minetest.register_decoration({
582 deco_type = "simple",
583 place_on = {"default:dirt_with_grass"},
588 spread = {x = 200, y = 200, z = 200},
593 biomes = {"default:grassland"},
596 decoration = "default:grass_3",
599 minetest.register_decoration({
600 deco_type = "simple",
601 place_on = {"default:dirt_with_grass"},
606 spread = {x = 200, y = 200, z = 200},
611 biomes = {"default:grassland"},
614 decoration = "default:grass_4",
617 minetest.register_decoration({
618 deco_type = "simple",
619 place_on = {"default:dirt_with_grass"},
624 spread = {x = 200, y = 200, z = 200},
629 biomes = {"default:grassland"},
632 decoration = "default:grass_5",
638 -- Detect mapgen to select functions
642 -- Mods using singlenode mapgen can call these functions to enable
643 -- the use of minetest.generate_ores or minetest.generate_decorations
645 local mg_params = minetest.get_mapgen_params()
646 if mg_params.mgname == "v6" then
647 default.register_ores()
648 default.register_mgv6_decorations()
649 elseif mg_params.mgname ~= "singlenode" then
650 default.register_ores()
651 default.register_biomes()
652 default.register_decorations()
657 -- Generate nyan cats in all mapgens
661 -- facedir: 0/1/2/3 (head node facedir value)
662 -- length: length of rainbow tail
663 function default.make_nyancat(pos, facedir, length)
664 local tailvec = {x = 0, y = 0, z = 0}
667 elseif facedir == 1 then
669 elseif facedir == 2 then
671 elseif facedir == 3 then
674 --print("default.make_nyancat(): Invalid facedir: "+dump(facedir))
678 local p = {x = pos.x, y = pos.y, z = pos.z}
679 minetest.set_node(p, {name = "default:nyancat", param2 = facedir})
681 p.x = p.x + tailvec.x
682 p.z = p.z + tailvec.z
683 minetest.set_node(p, {name = "default:nyancat_rainbow", param2 = facedir})
688 function default.generate_nyancats(minp, maxp, seed)
689 local height_min = -31000
690 local height_max = -32
691 if maxp.y < height_min or minp.y > height_max then
694 local y_min = math.max(minp.y, height_min)
695 local y_max = math.min(maxp.y, height_max)
696 local volume = (maxp.x - minp.x + 1) * (y_max - y_min + 1) * (maxp.z - minp.z + 1)
697 local pr = PseudoRandom(seed + 9324342)
698 local max_num_nyancats = math.floor(volume / (16 * 16 * 16))
699 for i = 1, max_num_nyancats do
700 if pr:next(0, 1000) == 0 then
701 local x0 = pr:next(minp.x, maxp.x)
702 local y0 = pr:next(minp.y, maxp.y)
703 local z0 = pr:next(minp.z, maxp.z)
704 local p0 = {x = x0, y = y0, z = z0}
705 default.make_nyancat(p0, pr:next(0, 3), pr:next(3, 15))
711 minetest.register_on_generated(default.generate_nyancats)