324 lines
12 KiB
Lua
324 lines
12 KiB
Lua
--[[
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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_crystal_forest_deep_ocean.y_max
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local y_min = Everness.settings.biomes.everness_crystal_forest_deep_ocean.y_min
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-- Coral Forest Ocean
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Everness:register_biome({
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name = 'everness:crystal_forest_deep_ocean',
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node_top = 'everness:crystal_forest_deep_ocean_sand',
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depth_top = 1,
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node_filler = 'everness:crystal_forest_deep_ocean_sand',
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depth_filler = 3,
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node_riverbed = 'everness:crystal_forest_deep_ocean_sand',
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depth_riverbed = 2,
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node_cave_liquid = 'mapgen_water_source',
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node_dungeon = 'everness:crystal_forest_deep_ocean_sandstone_block',
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node_dungeon_alt = 'everness:crystal_forest_deep_ocean_sandstone_brick',
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node_dungeon_stair = 'stairs:stair_crystal_forest_deep_ocean_sandstone_block',
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y_max = y_max,
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y_min = y_min,
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heat_point = 35,
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humidity_point = 50,
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})
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--
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-- Register decorations
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--
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Everness:register_decoration({
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name = 'everness:crystal_forest_deep_ocean_coral_1',
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deco_type = 'schematic',
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place_on = { 'everness:crystal_forest_deep_ocean_sand' },
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spawn_by = 'mapgen_water_source',
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num_spawn_by = 8,
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sidelen = 16,
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fill_ratio = 0.003,
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biomes = { 'everness:crystal_forest_deep_ocean' },
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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_crystal_forest_deep_ocean_coral_1.mts',
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flags = 'place_center_x, place_center_z, force_placement',
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})
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Everness:register_decoration({
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name = 'everness:crystal_forest_deep_ocean_coral_2',
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deco_type = 'schematic',
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place_on = { 'everness:crystal_forest_deep_ocean_sand' },
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spawn_by = 'mapgen_water_source',
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num_spawn_by = 8,
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sidelen = 16,
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fill_ratio = 0.003,
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biomes = { 'everness:crystal_forest_deep_ocean' },
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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_crystal_forest_deep_ocean_coral_2.mts',
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flags = 'place_center_x, place_center_z, force_placement',
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})
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Everness:register_decoration({
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name = 'everness:crystal_forest_deep_ocean_coral_3',
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deco_type = 'schematic',
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place_on = { 'everness:crystal_forest_deep_ocean_sand' },
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spawn_by = 'mapgen_water_source',
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num_spawn_by = 8,
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sidelen = 16,
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fill_ratio = 0.003,
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biomes = { 'everness:crystal_forest_deep_ocean' },
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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_crystal_forest_deep_ocean_coral_3.mts',
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flags = 'place_center_x, place_center_z, force_placement',
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})
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Everness:register_decoration({
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name = 'everness:crystal_forest_deep_ocean_sand_with_crack',
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deco_type = 'simple',
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place_on = { 'everness:crystal_forest_deep_ocean_sand' },
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place_offset_y = -1,
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sidelen = 4,
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fill_ratio = 0.002,
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biomes = { 'everness:crystal_forest_deep_ocean' },
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y_max = y_max,
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y_min = y_min,
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flags = 'force_placement',
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decoration = { 'everness:crystal_forest_deep_ocean_sand_with_crack' },
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spawn_by = 'mapgen_water_source',
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num_spawn_by = 8,
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})
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Everness:register_decoration({
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name = 'everness:crystal_forest_deep_ocean_coral_plant_1',
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deco_type = 'simple',
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place_on = { 'everness:crystal_forest_deep_ocean_sand' },
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place_offset_y = -1,
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sidelen = 4,
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noise_params = {
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offset = 0,
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scale = 0.02,
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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:crystal_forest_deep_ocean' },
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y_max = y_max,
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y_min = y_min,
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flags = 'force_placement',
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decoration = { 'everness:crystal_forest_deep_ocean_coral_plant_1' },
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spawn_by = 'mapgen_water_source',
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num_spawn_by = 8,
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})
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Everness:register_decoration({
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name = 'everness:crystal_forest_deep_ocean_coral_plant_2',
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deco_type = 'simple',
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place_on = { 'everness:crystal_forest_deep_ocean_sand' },
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place_offset_y = -1,
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sidelen = 4,
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noise_params = {
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offset = -0.02,
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scale = 0.04,
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spread = { x = 200, y = 200, z = 200 },
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seed = 436,
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octaves = 3,
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persist = 0.6
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},
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biomes = { 'everness:crystal_forest_deep_ocean' },
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y_max = y_max,
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y_min = y_min,
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flags = 'force_placement',
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decoration = { 'everness:crystal_forest_deep_ocean_coral_plant_2' },
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spawn_by = 'mapgen_water_source',
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num_spawn_by = 8,
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})
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Everness:register_decoration({
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name = 'everness:crystal_forest_deep_ocean_coral_plant_3',
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deco_type = 'simple',
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place_on = { 'everness:crystal_forest_deep_ocean_sand' },
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place_offset_y = -1,
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sidelen = 4,
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noise_params = {
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offset = -0.02,
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scale = 0.04,
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spread = { x = 200, y = 200, z = 200 },
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seed = 19822,
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octaves = 3,
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persist = 0.6
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},
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biomes = { 'everness:crystal_forest_deep_ocean' },
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y_max = y_max,
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y_min = y_min,
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flags = 'force_placement',
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decoration = { 'everness:crystal_forest_deep_ocean_coral_plant_3' },
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spawn_by = 'mapgen_water_source',
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num_spawn_by = 8,
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})
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--
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-- On Generated
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--
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local c_water_source = minetest.get_content_id('mapgen_water_source')
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local c_everness_crystal_forest_deep_ocean_sand = minetest.get_content_id('everness:crystal_forest_deep_ocean_sand')
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local c_everness_crystal_forest_deep_ocean_coral_plant_1 = minetest.get_content_id('everness:crystal_forest_deep_ocean_coral_plant_1')
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local c_everness_crystal_forest_deep_ocean_coral_plant_2 = minetest.get_content_id('everness:crystal_forest_deep_ocean_coral_plant_2')
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local c_everness_crystal_forest_deep_ocean_coral_plant_3 = minetest.get_content_id('everness:crystal_forest_deep_ocean_coral_plant_3')
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local c_everness_crystal_forest_deep_ocean_coral_1 = minetest.get_content_id('everness:crystal_forest_deep_ocean_coral_1')
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local c_everness_crystal_forest_deep_ocean_coral_2 = minetest.get_content_id('everness:crystal_forest_deep_ocean_coral_2')
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local c_everness_crystal_forest_deep_ocean_coral_3 = minetest.get_content_id('everness:crystal_forest_deep_ocean_coral_3')
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-- Biome IDs
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local biome_id_everness_crystal_forest_deep_ocean = minetest.get_biome_id('everness:crystal_forest_deep_ocean')
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-- Localize data buffer table outside the loop, to be re-used for all
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-- mapchunks, therefore minimising memory use.
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local data = {}
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local chance = 25
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local schem = minetest.get_modpath('everness') .. '/schematics/everness_crystal_forest_deep_ocean_ruins.mts'
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local size = { x = 14, y = 12, z = 9 }
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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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minetest.register_on_generated(function(minp, maxp, blockseed)
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local rand = PcgRandom(blockseed)
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local biomemap = minetest.get_mapgen_object('biomemap')
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local schem_positions = {}
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local schem_placed = false
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if table.indexof(biomemap, biome_id_everness_crystal_forest_deep_ocean) ~= -1 and rand:next(0, 100) < chance then
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-- Load the voxelmanip with the result of engine mapgen
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local vm, emin, emax = minetest.get_mapgen_object('voxelmanip')
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-- 'area' is used later to get the voxelmanip indexes for positions
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local area = VoxelArea:new({ MinEdge = emin, MaxEdge = emax })
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-- Get the content ID data from the voxelmanip in the form of a flat array.
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-- Set the buffer parameter to use and reuse 'data' for this.
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vm:get_data(data)
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for y = maxp.y, minp.y, -1 do
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for z = minp.z, maxp.z do
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for x = minp.x, maxp.x do
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local vi = area:index(x, y, z)
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if
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data[vi] == c_everness_crystal_forest_deep_ocean_sand
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and data[vi + area.ystride] == c_water_source
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and not schem_placed
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then
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local s_pos = area:position(vi)
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--
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-- Crystal Forest Deep Ocean Ruins
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--
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local schem_pos = vector.new(s_pos)
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-- find floor big enough
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local indexes = Everness.find_content_in_vm_area(
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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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c_everness_crystal_forest_deep_ocean_sand,
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c_everness_crystal_forest_deep_ocean_coral_plant_1,
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c_everness_crystal_forest_deep_ocean_coral_plant_2,
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c_everness_crystal_forest_deep_ocean_coral_plant_3,
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c_everness_crystal_forest_deep_ocean_coral_1,
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c_everness_crystal_forest_deep_ocean_coral_2,
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c_everness_crystal_forest_deep_ocean_coral_3
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},
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data,
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area
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)
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if #indexes < 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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-- enough water to place structure ?
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local water_indexes = Everness.find_content_in_vm_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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{
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c_water_source
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},
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data,
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area
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)
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if #water_indexes > (size.x * size.y * size.z) / 2 then
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minetest.place_schematic_on_vmanip(
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vm,
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schem_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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schem_placed = true
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schem_positions.everness_crystal_forest_deep_ocean_ruins = schem_positions.everness_crystal_forest_deep_ocean_ruins or {}
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table.insert(schem_positions.everness_crystal_forest_deep_ocean_ruins, {
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pos = schem_pos,
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minp = vector.new(s_pos.x - size_x, s_pos.y, s_pos.z - size_z),
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maxp = vector.new(s_pos.x + size_x, s_pos.y + size.y, s_pos.z + size_z)
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})
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minetest.log('action', '[Everness] Crystal Forest Deep Ocean Ruins was placed at ' .. schem_pos:to_string())
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end
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end
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end
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end
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end
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-- Set the lighting within the `VoxelManip` to a uniform value
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vm:set_lighting({ day = 0, night = 0 }, minp, maxp)
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-- Calculate lighting for what has been created.
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vm:calc_lighting()
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-- Liquid nodes were placed so set them flowing.
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vm:update_liquids()
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-- Write what has been created to the world.
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vm:write_to_map()
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minetest.fix_light(minp, maxp)
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-- Populate loot chests
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for name, tbl in pairs(schem_positions) do
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if next(tbl) then
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for i, v in ipairs(tbl) do
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local chest_positions = minetest.find_nodes_in_area(
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v.minp,
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v.maxp,
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{ 'everness:chest' }
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)
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if #chest_positions > 0 then
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Everness:populate_loot_chests(chest_positions)
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end
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end
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end
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end
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end
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end)
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