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Port on_generated callback to mapgen env
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,144 @@ | ||
| -- Original references: | ||
| -- https://github.com/minetest/minetest/blob/stable-0.3/src/mapgen.cpp#L1667 | ||
|
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||
| -- | ||
| -- General | ||
| -- | ||
|
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| if table.indexof({"v6", "singlenode"}, minetest.get_mapgen_setting("mg_name")) == -1 then | ||
| error("Minetest Classic only works with the v6 map generator") | ||
| end | ||
|
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||
| local water_level = tonumber(minetest.get_mapgen_setting("water_level")) | ||
|
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| do | ||
| local spflags = minetest.get_mapgen_setting("mgv6_spflags") | ||
| spflags = string.split(spflags, ",", false) | ||
| for i, v in ipairs(spflags) do | ||
| -- force snow biomes off | ||
| if v:find("snowbiomes") then | ||
| spflags[i] = "nosnowbiomes" | ||
| end | ||
| -- disable temples too, if the engine supports it (5.9.0) | ||
| if v:find("temples") then | ||
| spflags[i] = "notemples" | ||
| end | ||
| end | ||
| spflags = table.concat(spflags, ",") | ||
| minetest.set_mapgen_setting("mgv6_spflags", spflags, true) | ||
| end | ||
|
|
||
| for k, v in pairs({ | ||
| mapgen_stone = "default:stone", | ||
| mapgen_water_source = "default:water_source", | ||
| mapgen_lava_source = "default:lava_source", | ||
| mapgen_cobble = "default:cobble", | ||
| mapgen_dirt = "default:dirt", | ||
| mapgen_dirt_with_grass = "default:dirt_with_grass", | ||
| mapgen_sand = "default:sand", | ||
| mapgen_tree = "default:tree", | ||
| mapgen_leaves = "default:leaves", | ||
| mapgen_apple = "default:apple", | ||
| mapgen_jungletree = "default:jungletree", | ||
| mapgen_jungleleaves = "default:jungleleaves", | ||
| mapgen_junglegrass = "default:junglegrass", | ||
| mapgen_cobble = "default:cobble", | ||
| mapgen_mossycobble = "default:mossycobble", | ||
| }) do | ||
| minetest.register_alias(k, v) | ||
| end | ||
|
|
||
| -- | ||
| -- Decorations | ||
| -- | ||
|
|
||
| local np_tree_amount = { | ||
| -- transformed from '0.04 * (x+0.39) / (1+0.39)' | ||
| offset = 0.01122, | ||
| scale = 0.02877, | ||
| spread = vector.new(125, 125, 125), | ||
| seed = 2, | ||
| octaves = 4, | ||
| persistence = 0.66, | ||
| lacunarity = 2, | ||
| -- Limitation: Can't model that jungles are supposed to have 5x as many trees | ||
| -- (combination with another noise in original code) | ||
| } | ||
|
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||
| minetest.register_decoration({ | ||
| deco_type = "simple", | ||
| place_on = {"default:dirt"}, | ||
|
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||
| -- Papyrus is part of the tree placing code in 0.3, which tries to place | ||
| -- a certain random amount of trees in a mapblock. This maps to the current | ||
| -- deco mechanism very well. | ||
| sidelen = 16, | ||
| noise_params = np_tree_amount, | ||
|
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| y_min = water_level - 1, | ||
| y_max = water_level - 1, | ||
|
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| decoration = "default:papyrus", | ||
| height = 2, | ||
| height_max = 3, | ||
|
|
||
| -- need this to replace water | ||
| flags = "force_placement", | ||
| }) | ||
|
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| minetest.register_decoration({ | ||
| deco_type = "simple", | ||
| place_on = {"default:sand"}, | ||
|
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||
| -- same as above | ||
| sidelen = 16, | ||
| noise_params = np_tree_amount, | ||
|
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| y_min = water_level + 1, | ||
| y_max = 4, | ||
|
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| decoration = "default:cactus", | ||
| height = 3, | ||
| }) | ||
|
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| -- TODO junglegrass can sit on top of cacti, consider emulating that | ||
|
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||
| -- | ||
| -- on_generated | ||
| -- | ||
|
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||
| -- It's possible someone would want ores to be generated in | ||
| -- a singlenode map, but the chance is very slim. So leave it alone. | ||
| if minetest.get_mapgen_setting("mg_name") ~= "singlenode" then | ||
|
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| minetest.set_gen_notify({temple = true}) | ||
|
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| local script = minetest.get_modpath(minetest.get_current_modname()) .. "/mapgen.lua" | ||
|
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||
| -- Mapgen Lua environment (5.9.0) | ||
| if minetest.register_mapgen_script then | ||
| minetest.log("info", "Using threaded mapgen") | ||
| minetest.register_mapgen_script(script) | ||
| else | ||
| dofile(script) | ||
| minetest.register_on_generated(function(minp, maxp, blockseed) | ||
| local vm = minetest.get_mapgen_object("voxelmanip") | ||
| default.on_generated(vm, minp, maxp, blockseed) | ||
| end) | ||
| end | ||
| end | ||
|
|
||
| -- for mapgen debugging | ||
| if false then | ||
| minetest.override_item("default:stone", { drawtype = "airlike" }) | ||
| local hl = {"coalstone", "ironstone", "mese", "clay", "gravel", "nyancat", "nyancat_rainbow"} | ||
| for _, s in ipairs(hl) do | ||
| minetest.override_item("default:" .. s, { | ||
| paramtype = "light", | ||
| light_source = 8, | ||
| }) | ||
| end | ||
| minetest.register_on_newplayer(function(player) | ||
| player:get_inventory():add_item("main", "default:pick_mese") | ||
| end) | ||
| end |