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mods/everness/mapgen_baobab_savanna.lua
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289
mods/everness/mapgen_baobab_savanna.lua
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--[[
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Everness. Never ending discovery in Everness mapgen.
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Copyright (C) 2024 SaKeL
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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--]]
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--
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-- Register biomes
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--
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local y_max = Everness.settings.biomes.everness_baobab_savanna.y_max
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local y_min = Everness.settings.biomes.everness_baobab_savanna.y_min
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-- Baobab Savanna
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Everness:register_biome({
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name = 'everness:baobab_savanna',
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node_top = 'everness:dry_dirt_with_dry_grass',
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depth_top = 1,
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node_filler = 'everness:dry_dirt',
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depth_filler = 1,
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node_riverbed = 'default:sand',
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depth_riverbed = 2,
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node_dungeon = 'default:cobble',
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node_dungeon_alt = 'default:mossycobble',
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node_dungeon_stair = 'stairs:stair_cobble',
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y_max = y_max,
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y_min = y_min,
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heat_point = 80,
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humidity_point = 30,
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})
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--
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-- Register decorations
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--
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-- Savanna bare dirt patches.
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-- Must come before all savanna decorations that are placed on dry grass.
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-- Noise is similar to long dry grass noise, but scale inverted, to appear
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-- where long dry grass is least dense and shortest.
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Everness:register_decoration({
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name = 'everness:baobab_savanna_dry_dirt_with_dry_grass',
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deco_type = 'simple',
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place_on = { 'everness:dry_dirt_with_dry_grass' },
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sidelen = 4,
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noise_params = {
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offset = -1.5,
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scale = -1.5,
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spread = { x = 200, y = 200, z = 200 },
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seed = 329,
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octaves = 4,
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persist = 1.0
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},
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biomes = { 'everness:baobab_savanna' },
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y_max = y_max,
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y_min = y_min,
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decoration = 'everness:dry_dirt',
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place_offset_y = -1,
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flags = 'force_placement',
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})
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Everness:register_decoration({
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name = 'everness:baobab_savanna_baobab_tree_1',
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deco_type = 'schematic',
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place_on = { 'everness:dry_dirt_with_dry_grass', 'everness:dry_dirt' },
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spawn_by = { 'everness:dry_dirt_with_dry_grass', 'everness:dry_dirt' },
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num_spawn_by = 8,
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sidelen = 16,
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noise_params = {
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offset = 0,
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scale = 0.002,
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spread = { x = 250, y = 250, z = 250 },
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seed = 2,
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octaves = 3,
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persist = 0.66
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},
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biomes = { 'everness:baobab_savanna' },
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y_max = y_max,
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y_min = y_min,
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schematic = minetest.get_modpath('everness') .. '/schematics/everness_baobab_tree.mts',
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flags = 'place_center_x, place_center_z',
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rotation = 'random',
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})
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Everness:register_decoration({
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name = 'everness:baobab_savanna_baobab_tree_2',
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deco_type = 'schematic',
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place_on = { 'everness:dry_dirt_with_dry_grass', 'everness:dry_dirt' },
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spawn_by = { 'everness:dry_dirt_with_dry_grass', 'everness:dry_dirt' },
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num_spawn_by = 8,
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sidelen = 16,
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noise_params = {
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offset = -0.004,
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scale = 0.01,
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spread = { x = 100, y = 100, z = 100 },
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seed = 90155,
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octaves = 3,
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persist = 0.7,
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},
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biomes = { 'everness:baobab_savanna' },
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y_max = y_max,
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y_min = y_min,
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schematic = minetest.get_modpath('everness') .. '/schematics/everness_baobab_tree.mts',
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flags = 'place_center_x, place_center_z',
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rotation = 'random',
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})
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Everness:register_decoration({
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name = 'everness:baobab_savanna_baobab_log',
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deco_type = 'schematic',
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place_on = { 'everness:dry_dirt_with_dry_grass' },
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sidelen = 16,
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place_offset_y = 1,
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noise_params = {
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offset = 0,
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scale = 0.001,
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spread = { x = 250, y = 250, z = 250 },
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seed = 2,
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octaves = 3,
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persist = 0.66
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},
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biomes = { 'everness:baobab_savanna' },
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y_max = y_max,
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y_min = y_min,
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schematic = minetest.get_modpath('everness') .. '/schematics/everness_baobab_log.mts',
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flags = 'place_center_x',
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rotation = 'random',
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spawn_by = 'everness:dry_dirt_with_dry_grass',
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num_spawn_by = 8,
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})
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-- Dry grasses
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local function register_dry_grass_decoration(offset, scale, length)
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Everness:register_decoration({
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name = 'everness:dry_grass_' .. length,
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deco_type = 'simple',
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place_on = { 'everness:dry_dirt_with_dry_grass' },
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sidelen = 16,
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noise_params = {
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offset = offset,
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scale = scale,
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spread = { x = 200, y = 200, z = 200 },
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seed = 329,
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octaves = 3,
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persist = 0.6
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},
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biomes = { 'everness:baobab_savanna' },
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y_max = y_max,
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y_min = y_min,
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decoration = 'everness:dry_grass_' .. length,
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})
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end
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register_dry_grass_decoration(0.01, 0.05, 4)
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register_dry_grass_decoration(0.03, 0.03, 3)
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register_dry_grass_decoration(0.05, 0.01, 2)
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register_dry_grass_decoration(0.07, -0.01, 1)
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--
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-- On Generated
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--
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local disp = 16
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local chance = 100
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local schem = minetest.get_modpath('everness') .. '/schematics/everness_giant_sequoia_tree.mts'
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local size = { x = 25, y = 75, z = 25 }
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local size_x = math.round(size.x / 2)
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local size_z = math.round(size.z / 2)
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local baobab_tree_size = { x = 24, y = 39, z = 24 }
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local baobab_tree_size_x = math.round(size.x / 2)
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local baobab_tree_size_z = math.round(size.z / 2)
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local c_everness_dry_dirt_with_dry_grass = minetest.get_content_id('everness:dry_dirt_with_dry_grass')
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local c_everness_dry_dirt = minetest.get_content_id('everness:dry_dirt')
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local c_everness_dry_grass_1 = minetest.get_content_id('everness:dry_grass_1')
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local c_everness_dry_grass_2 = minetest.get_content_id('everness:dry_grass_2')
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local c_everness_dry_grass_3 = minetest.get_content_id('everness:dry_grass_3')
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local c_everness_dry_grass_4 = minetest.get_content_id('everness:dry_grass_4')
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local biome_id_baobab_savanna = minetest.get_biome_id('everness:baobab_savanna')
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local deco_ids_baobab = {
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minetest.get_decoration_id('everness:baobab_savanna_baobab_tree_1'),
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minetest.get_decoration_id('everness:baobab_savanna_baobab_tree_2')
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}
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if #deco_ids_baobab > 1 then
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minetest.set_gen_notify({ decoration = true }, deco_ids_baobab)
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end
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Everness:add_to_queue_on_generated({
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name = 'everness:baobab_savanna',
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can_run = function(biomemap)
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return table.indexof(biomemap, biome_id_baobab_savanna) ~= -1
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end,
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after_set_data = function(minp, maxp, vm, area, data, p2data, gennotify, rand, shared_args)
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local sidelength = maxp.x - minp.x + 1
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local x_disp = rand:next(0, disp)
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local z_disp = rand:next(0, disp)
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shared_args.schem_positions = {}
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for y = minp.y, maxp.y do
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local vi = area:index(minp.x + sidelength / 2 + x_disp, y, minp.z + sidelength / 2 + z_disp)
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if (
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data[vi + area.ystride] == minetest.CONTENT_AIR
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or data[vi + area.ystride] == c_everness_dry_grass_1
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or data[vi + area.ystride] == c_everness_dry_grass_2
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or data[vi + area.ystride] == c_everness_dry_grass_3
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or data[vi + area.ystride] == c_everness_dry_grass_4
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)
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and (
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data[vi] == c_everness_dry_dirt_with_dry_grass
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or data[vi] == c_everness_dry_dirt
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)
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and rand:next(0, 100) < chance
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then
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local s_pos = area:position(vi)
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--
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-- Giant Sequoia
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--
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minetest.emerge_area(
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vector.new(s_pos.x - size_x, s_pos.y, s_pos.z - size_z),
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vector.new(s_pos.x + size_x, s_pos.y + size.y, s_pos.z + size_z),
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function(blockpos, action, calls_remaining, param)
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Everness:emerge_area(blockpos, action, calls_remaining, param)
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end,
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{
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callback = function()
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local positions = minetest.find_nodes_in_area_under_air(
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vector.new(s_pos.x - size_x, s_pos.y - 1, s_pos.z - size_z),
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vector.new(s_pos.x + size_x, s_pos.y + 1, s_pos.z + size_z),
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{
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'everness:dry_dirt_with_dry_grass',
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'everness:dry_dirt',
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'group:flora',
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'group:flower'
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})
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if #positions < size.x * size.z then
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-- not enough space
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return
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end
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minetest.place_schematic(
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s_pos,
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schem,
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'random',
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nil,
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true,
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'place_center_x, place_center_z'
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)
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minetest.log('action', '[Everness] Giant Sequoia was placed at ' .. s_pos:to_string())
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end
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}
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)
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end
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end
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end,
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after_write_to_map = function(shared_args, gennotify)
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--
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-- Baobab Tree - fix light
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--
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for _, deco_id in ipairs(deco_ids_baobab) do
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for _, pos in ipairs(gennotify['decoration#' .. (deco_id or '')] or {}) do
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minetest.fix_light(
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vector.new(pos.x - baobab_tree_size_x, pos.y - 1, pos.z - baobab_tree_size_z),
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vector.new(pos.x + baobab_tree_size_x, pos.y + baobab_tree_size.y, pos.z + baobab_tree_size_z)
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)
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end
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end
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end
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})
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