everness/mapgen_forsaken_tundra_unde...
2024-01-27 17:27:14 -05:00

334 lines
10 KiB
Lua

--[[
Everness. Never ending discovery in Everness mapgen.
Copyright (C) 2024 SaKeL
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
--]]
--
-- Register biomes
--
local y_max = Everness.settings.biomes.everness_forsaken_tundra_under.y_max
local y_min = Everness.settings.biomes.everness_forsaken_tundra_under.y_min
-- Forsaken Tundra Under
Everness:register_biome({
name = 'everness:forsaken_tundra_under',
node_cave_liquid = { 'mapgen_water_source', 'mapgen_lava_source' },
node_dungeon = 'everness:forsaken_tundra_cobble',
node_dungeon_alt = 'everness:forsaken_tundra_brick',
node_dungeon_stair = 'stairs:stair_forsaken_tundra_cobble',
y_max = y_max,
y_min = y_min,
heat_point = 10,
humidity_point = 10,
})
--
-- Register ores
--
-- Blob ore.
-- These before scatter ores to avoid other ores in blobs.
Everness:register_ore({
ore_type = 'blob',
ore = 'everness:sulfur_stone',
wherein = { 'default:stone', 'everness:forsaken_tundra_stone' },
clust_scarcity = 16 * 16 * 16,
clust_size = 5,
y_max = y_max,
y_min = y_min,
noise_threshold = 0.0,
noise_params = {
offset = 0.5,
scale = 0.2,
spread = { x = 5, y = 5, z = 5 },
seed = -316,
octaves = 1,
persist = 0.0
},
biomes = { 'everness:forsaken_tundra_under' }
})
--
-- Register decorations
--
Everness:register_decoration({
name = 'everness:forsaken_tundra_under_mold_stone_floors',
deco_type = 'simple',
place_on = { 'default:stone' },
sidelen = 16,
place_offset_y = -1,
fill_ratio = 10,
biomes = { 'everness:forsaken_tundra_under' },
y_max = y_max,
y_min = y_min,
flags = 'all_floors, force_placement',
decoration = {
'everness:mold_stone_with_moss'
},
})
Everness:register_decoration({
name = 'everness:forsaken_tundra_under_mold_stone_ceilings',
deco_type = 'simple',
place_on = { 'default:stone' },
sidelen = 16,
fill_ratio = 0.4,
biomes = { 'everness:forsaken_tundra_under' },
y_max = y_max,
y_min = y_min,
flags = 'all_ceilings',
decoration = {
'everness:moss_block'
},
})
Everness:register_decoration({
name = 'everness:forsaken_tundra_under_obsidian_floors',
deco_type = 'simple',
place_on = { 'default:stone', 'everness:mold_stone_with_moss' },
sidelen = 16,
place_offset_y = -1,
fill_ratio = 0.02,
biomes = { 'everness:forsaken_tundra_under' },
y_max = y_max - 500 > y_min and y_max - 500 or y_max,
y_min = y_min,
decoration = {
'everness:blue_crying_obsidian',
'everness:blue_weeping_obsidian',
'everness:weeping_obsidian'
},
flags = 'all_floors, force_placement'
})
Everness:register_decoration({
name = 'everness:forsaken_tundra_under_obsidian_ceilings',
deco_type = 'simple',
place_on = { 'default:stone', 'everness:moss_block' },
sidelen = 16,
place_offset_y = -1,
fill_ratio = 0.02,
biomes = { 'everness:forsaken_tundra_under' },
y_max = y_max - 500 > y_min and y_max - 500 or y_max,
y_min = y_min,
decoration = {
'everness:blue_crying_obsidian',
'everness:blue_weeping_obsidian',
'everness:weeping_obsidian'
},
flags = 'all_ceilings, force_placement'
})
Everness:register_decoration({
name = 'everness:forsaken_tundra_under_cactus_orange',
deco_type = 'simple',
place_on = { 'everness:mold_stone_with_moss' },
sidelen = 16,
noise_params = {
offset = -0.004,
scale = 0.01,
spread = { x = 100, y = 100, z = 100 },
seed = 137,
octaves = 3,
persist = 0.7,
},
biomes = { 'everness:forsaken_tundra_under' },
y_max = y_max - 500 > y_min and y_max - 500 or y_max,
y_min = y_min,
decoration = 'everness:cactus_orange',
height = 2,
height_max = 6,
flags = 'all_floors'
})
Everness:register_decoration({
name = 'everness:forsaken_tundra_under_bloodspore_plant_small',
deco_type = 'simple',
place_on = { 'everness:mold_stone_with_moss' },
sidelen = 16,
noise_params = {
offset = 0,
scale = 0.02,
spread = { x = 200, y = 200, z = 200 },
seed = 329,
octaves = 3,
persist = 0.6
},
biomes = { 'everness:forsaken_tundra_under' },
y_max = y_max,
y_min = y_min,
decoration = 'everness:bloodspore_plant_small',
param2 = 8,
flags = 'all_floors'
})
Everness:register_decoration({
name = 'everness:forsaken_tundra_under_vines',
deco_type = 'simple',
place_on = { 'everness:moss_block' },
sidelen = 16,
fill_ratio = 0.07,
biomes = { 'everness:forsaken_tundra_under' },
param2 = 8,
decoration = {
'everness:whispering_gourd_vine_1',
'everness:whispering_gourd_vine_2',
'everness:bulb_vine_1',
'everness:bulb_vine_2'
},
y_max = y_max,
y_min = y_min,
flags = 'all_ceilings',
spawn_by = 'air',
num_spawn_by = 8
})
Everness:register_decoration({
name = 'everness:forsaken_tundra_under_glowing_pillar',
deco_type = 'simple',
place_on = { 'everness:mold_stone_with_moss' },
sidelen = 16,
noise_params = {
offset = 0,
scale = 0.002,
spread = { x = 250, y = 250, z = 250 },
seed = 2,
octaves = 3,
persist = 0.66
},
biomes = { 'everness:forsaken_tundra_under' },
y_max = y_max - 1000 > y_min and y_max - 1000 or y_max,
y_min = y_min,
decoration = { 'everness:glowing_pillar' },
flags = 'all_floors',
})
local function register_agave_leaf_decoration(offset, scale, length)
Everness:register_decoration({
name = 'everness:forsaken_tundra_under_agave_leaf_' .. length,
deco_type = 'simple',
place_on = { 'everness:mold_stone_with_moss' },
sidelen = 16,
noise_params = {
offset = offset,
scale = scale,
spread = { x = 200, y = 200, z = 200 },
seed = 329,
octaves = 3,
persist = 0.6
},
param2 = 8,
biomes = { 'everness:forsaken_tundra_under' },
y_max = y_max,
y_min = y_min,
decoration = 'everness:agave_leaf_' .. length,
flags = 'all_floors'
})
end
-- Grasses
register_agave_leaf_decoration(-0.03, 0.09, 3)
register_agave_leaf_decoration(-0.015, 0.075, 2)
register_agave_leaf_decoration(0, 0.06, 1)
--
-- On Generated
--
local c_air = minetest.get_content_id('air')
local c_mold_stone_with_moss = minetest.get_content_id('everness:mold_stone_with_moss')
-- Localize data buffer table outside the loop, to be re-used for all
-- mapchunks, therefore minimising memory use.
local data = {}
local chance = 50
local disp = 16
local rotations = { '0', '90', '180', '270' }
local everness_forsaken_tundra_under_y_max = y_max - 1500 > y_min and y_max - 1500 or y_max
local everness_forsaken_tundra_under_y_min = y_min
-- size = { x = 39, y = 28, z = 39 }
local willow_tree_volume = 39 * 39 * 28
local willow_tree_schem = minetest.get_modpath('everness') .. '/schematics/everness_willow_tree.mts'
minetest.register_on_generated(function(minp, maxp, blockseed)
local rand = PcgRandom(blockseed)
local vm, emin, emax = minetest.get_mapgen_object('voxelmanip')
local area = VoxelArea:new({ MinEdge = emin, MaxEdge = emax })
-- Get the content ID data from the voxelmanip in the form of a flat array.
-- Set the buffer parameter to use and reuse 'data' for this.
vm:get_data(data)
local sidelength = maxp.x - minp.x + 1
local x_disp = rand:next(0, disp)
local z_disp = rand:next(0, disp)
if everness_forsaken_tundra_under_y_min < maxp.y
and maxp.y < everness_forsaken_tundra_under_y_max
then
for y = minp.y, maxp.y do
local vi = area:index(minp.x + sidelength / 2 + x_disp, y, minp.z + sidelength / 2 + z_disp)
if data[vi + area.ystride] == c_air and data[vi] == c_mold_stone_with_moss then
local rotation = rotations[rand:next(1, #rotations)]
local s_pos = area:position(vi)
local biome_data = minetest.get_biome_data(s_pos)
if not biome_data then
return
end
local biome_name = minetest.get_biome_name(biome_data.biome)
if not biome_name then
return
end
if biome_name == 'everness:forsaken_tundra_under' and rand:next(0, 100) < chance then
--
-- Willow Tree
--
local schem_pos = vector.new(s_pos.x, s_pos.y, s_pos.z)
local air_positions = minetest.find_nodes_in_area(
vector.new(s_pos.x - 19, s_pos.y, s_pos.z - 19),
vector.new(s_pos.x + 19, s_pos.y + 28, s_pos.z + 19),
{'air'},
true
)
if air_positions.air and #air_positions.air > (willow_tree_volume / 2) then
minetest.place_schematic_on_vmanip(
vm,
schem_pos,
willow_tree_schem,
rotation,
nil,
true,
'place_center_x, place_center_z'
)
minetest.log('action', '[Everness] Willow Tree was placed at ' .. schem_pos:to_string())
end
end
end
end
end
end)