-- Aliases for map generator outputs
--
-minetest.register_alias("mapgen_air", "air")
minetest.register_alias("mapgen_stone", "default:stone")
minetest.register_alias("mapgen_tree", "default:tree")
minetest.register_alias("mapgen_leaves", "default:leaves")
minetest.register_alias("mapgen_mese", "default:mese")
minetest.register_alias("mapgen_desert_sand", "default:desert_sand")
minetest.register_alias("mapgen_desert_stone", "default:desert_stone")
+minetest.register_alias("mapgen_stair_cobble", "stairs:stair_cobble")
--
-- Ore generation
flags = "absheight",
})
-if minetest.setting_get("mg_name") == "indev" then
- -- Floatlands and high mountains springs
- minetest.register_ore({
- ore_type = "scatter",
- ore = "default:water_source",
- ore_param2 = 128,
- wherein = "default:stone",
- clust_scarcity = 40*40*40,
- clust_num_ores = 8,
- clust_size = 3,
- height_min = 100,
- height_max = 31000,
- })
-
- minetest.register_ore({
- ore_type = "scatter",
- ore = "default:lava_source",
- ore_param2 = 128,
- wherein = "default:stone",
- clust_scarcity = 50*50*50,
- clust_num_ores = 5,
- clust_size = 2,
- height_min = 10000,
- height_max = 31000,
- })
-
- minetest.register_ore({
- ore_type = "scatter",
- ore = "default:sand",
- wherein = "default:stone",
- clust_scarcity = 20*20*20,
- clust_num_ores = 5*5*3,
- clust_size = 5,
- height_min = 500,
- height_max = 31000,
- })
-
- -- Underground springs
- minetest.register_ore({
- ore_type = "scatter",
- ore = "default:water_source",
- ore_param2 = 128,
- wherein = "default:stone",
- clust_scarcity = 25*25*25,
- clust_num_ores = 8,
- clust_size = 3,
- height_min = -10000,
- height_max = -10,
- })
-
- minetest.register_ore({
- ore_type = "scatter",
- ore = "default:lava_source",
- ore_param2 = 128,
- wherein = "default:stone",
- clust_scarcity = 35*35*35,
- clust_num_ores = 5,
- clust_size = 2,
- height_min = -31000,
- height_max = -100,
- })
-end
+minetest.register_ore({
+ ore_type = "scatter",
+ ore = "default:clay",
+ wherein = "default:sand",
+ clust_scarcity = 15*15*15,
+ clust_num_ores = 64,
+ clust_size = 5,
+ height_max = 0,
+ height_min = -10,
+})
function default.generate_ore(name, wherein, minp, maxp, seed, chunks_per_volume, chunk_size, ore_per_chunk, height_min, height_max)
minetest.log('action', "WARNING: default.generate_ore is deprecated")
--print("generate_ore done")
end
-function default.make_papyrus(pos, size)
- for y=0,size-1 do
- local p = {x=pos.x, y=pos.y+y, z=pos.z}
- local nn = minetest.get_node(p).name
- if minetest.registered_nodes[nn] and
- minetest.registered_nodes[nn].buildable_to then
- minetest.set_node(p, {name="default:papyrus"})
- else
- return
- end
- end
-end
+--
+-- Mgv6 papyrus, cactus, long grasses
+--
-function default.make_cactus(pos, size)
- for y=0,size-1 do
- local p = {x=pos.x, y=pos.y+y, z=pos.z}
- local nn = minetest.get_node(p).name
- if minetest.registered_nodes[nn] and
- minetest.registered_nodes[nn].buildable_to then
- minetest.set_node(p, {name="default:cactus"})
- else
- return
+function default.mgv6_ongen(minp, maxp, seed)
+
+ function default.make_papyrus(pos, size)
+ for y=0,size-1 do
+ local p = {x=pos.x, y=pos.y+y, z=pos.z}
+ local nn = minetest.get_node(p).name
+ if minetest.registered_nodes[nn] and
+ minetest.registered_nodes[nn].buildable_to then
+ minetest.set_node(p, {name="default:papyrus"})
+ else
+ return
+ end
end
end
-end
--- facedir: 0/1/2/3 (head node facedir value)
--- length: length of rainbow tail
-function default.make_nyancat(pos, facedir, length)
- local tailvec = {x=0, y=0, z=0}
- if facedir == 0 then
- tailvec.z = 1
- elseif facedir == 1 then
- tailvec.x = 1
- elseif facedir == 2 then
- tailvec.z = -1
- elseif facedir == 3 then
- tailvec.x = -1
- else
- print("default.make_nyancat(): Invalid facedir: "+dump(facedir))
- facedir = 0
- tailvec.z = 1
- end
- local p = {x=pos.x, y=pos.y, z=pos.z}
- minetest.set_node(p, {name="default:nyancat", param2=facedir})
- for i=1,length do
- p.x = p.x + tailvec.x
- p.z = p.z + tailvec.z
- minetest.set_node(p, {name="default:nyancat_rainbow"})
- end
-end
-
-function generate_nyancats(seed, minp, maxp)
- local height_min = -31000
- local height_max = -32
- if maxp.y < height_min or minp.y > height_max then
- return
- end
- local y_min = math.max(minp.y, height_min)
- local y_max = math.min(maxp.y, height_max)
- local volume = (maxp.x-minp.x+1)*(y_max-y_min+1)*(maxp.z-minp.z+1)
- local pr = PseudoRandom(seed + 9324342)
- local max_num_nyancats = math.floor(volume / (16*16*16))
- for i=1,max_num_nyancats do
- if pr:next(0, 1000) == 0 then
- local x0 = pr:next(minp.x, maxp.x)
- local y0 = pr:next(minp.y, maxp.y)
- local z0 = pr:next(minp.z, maxp.z)
- local p0 = {x=x0, y=y0, z=z0}
- default.make_nyancat(p0, pr:next(0,3), pr:next(3,15))
+ function default.make_cactus(pos, size)
+ for y=0,size-1 do
+ local p = {x=pos.x, y=pos.y+y, z=pos.z}
+ local nn = minetest.get_node(p).name
+ if minetest.registered_nodes[nn] and
+ minetest.registered_nodes[nn].buildable_to then
+ minetest.set_node(p, {name="default:cactus"})
+ else
+ return
+ end
end
end
-end
-minetest.register_on_generated(function(minp, maxp, seed)
if maxp.y >= 2 and minp.y <= 0 then
- -- Generate clay
- -- Assume X and Z lengths are equal
- local divlen = 4
- local divs = (maxp.x-minp.x)/divlen+1;
- for divx=0+1,divs-1-1 do
- for divz=0+1,divs-1-1 do
- local cx = minp.x + math.floor((divx+0.5)*divlen)
- local cz = minp.z + math.floor((divz+0.5)*divlen)
- if minetest.get_node({x=cx,y=1,z=cz}).name == "default:water_source" and
- minetest.get_node({x=cx,y=0,z=cz}).name == "default:sand" then
- local is_shallow = true
- local num_water_around = 0
- if minetest.get_node({x=cx-divlen*2,y=1,z=cz+0}).name == "default:water_source" then
- num_water_around = num_water_around + 1 end
- if minetest.get_node({x=cx+divlen*2,y=1,z=cz+0}).name == "default:water_source" then
- num_water_around = num_water_around + 1 end
- if minetest.get_node({x=cx+0,y=1,z=cz-divlen*2}).name == "default:water_source" then
- num_water_around = num_water_around + 1 end
- if minetest.get_node({x=cx+0,y=1,z=cz+divlen*2}).name == "default:water_source" then
- num_water_around = num_water_around + 1 end
- if num_water_around >= 2 then
- is_shallow = false
- end
- if is_shallow then
- for x1=-divlen,divlen do
- for z1=-divlen,divlen do
- if minetest.get_node({x=cx+x1,y=0,z=cz+z1}).name == "default:sand" then
- minetest.set_node({x=cx+x1,y=0,z=cz+z1}, {name="default:clay"})
- end
- end
- end
- end
- end
- end
- end
-- Generate papyrus
local perlin1 = minetest.get_perlin(354, 3, 0.7, 100)
-- Assume X and Z lengths are equal
break
end
end
-
+
if ground_y then
local p = {x=x,y=ground_y+1,z=z}
local nn = minetest.get_node(p).name
-- If desert sand, add dry shrub
if nn == "default:desert_sand" then
minetest.set_node(p,{name="default:dry_shrub"})
-
+
-- If dirt with grass, add grass
elseif nn == "default:dirt_with_grass" then
minetest.set_node(p,{name="default:grass_"..pr:next(1, 5)})
end
end
end
-
+
end
end
end
end
+end
- -- Generate nyan cats
- generate_nyancats(seed, minp, maxp)
+--
+-- Detect mapgen and register suitable on-generated function
+--
+
+minetest.register_on_mapgen_init(function(mg_params)
+ if mg_params.mgname == "v6" then
+ minetest.register_on_generated(default.mgv6_ongen)
+ end
end)
+--
+-- Generate nyan cats in all mapgens
+--
+
+-- facedir: 0/1/2/3 (head node facedir value)
+-- length: length of rainbow tail
+function default.make_nyancat(pos, facedir, length)
+ local tailvec = {x=0, y=0, z=0}
+ if facedir == 0 then
+ tailvec.z = 1
+ elseif facedir == 1 then
+ tailvec.x = 1
+ elseif facedir == 2 then
+ tailvec.z = -1
+ elseif facedir == 3 then
+ tailvec.x = -1
+ else
+ --print("default.make_nyancat(): Invalid facedir: "+dump(facedir))
+ facedir = 0
+ tailvec.z = 1
+ end
+ local p = {x=pos.x, y=pos.y, z=pos.z}
+ minetest.set_node(p, {name="default:nyancat", param2=facedir})
+ for i=1,length do
+ p.x = p.x + tailvec.x
+ p.z = p.z + tailvec.z
+ minetest.set_node(p, {name="default:nyancat_rainbow", param2=facedir})
+ end
+end
+
+function default.generate_nyancats(minp, maxp, seed)
+ local height_min = -31000
+ local height_max = -32
+ if maxp.y < height_min or minp.y > height_max then
+ return
+ end
+ local y_min = math.max(minp.y, height_min)
+ local y_max = math.min(maxp.y, height_max)
+ local volume = (maxp.x-minp.x+1)*(y_max-y_min+1)*(maxp.z-minp.z+1)
+ local pr = PseudoRandom(seed + 9324342)
+ local max_num_nyancats = math.floor(volume / (16*16*16))
+ for i=1,max_num_nyancats do
+ if pr:next(0, 1000) == 0 then
+ local x0 = pr:next(minp.x, maxp.x)
+ local y0 = pr:next(minp.y, maxp.y)
+ local z0 = pr:next(minp.z, maxp.z)
+ local p0 = {x=x0, y=y0, z=z0}
+ default.make_nyancat(p0, pr:next(0,3), pr:next(3,15))
+ end
+ end
+end
+
+minetest.register_on_generated(default.generate_nyancats)