everness/mapgen_bamboo_forest.lua
2024-02-07 08:47:36 -05:00

441 lines
15 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_bamboo_forest.y_max
local y_min = Everness.settings.biomes.everness_bamboo_forest.y_min
-- Bamboo Forest
Everness:register_biome({
name = 'everness:bamboo_forest',
node_top = 'everness:dirt_with_grass_1',
depth_top = 1,
node_filler = 'everness:dirt_1',
depth_filler = 1,
node_riverbed = 'default:sand',
depth_riverbed = 2,
node_dungeon = 'everness:bamboo_wood',
node_dungeon_alt = 'everness:bamboo_mosaic_wood',
node_dungeon_stair = 'stairs:stair_bamboo_wood',
y_max = y_max,
y_min = y_min,
heat_point = 80,
humidity_point = 60,
})
--
-- Register decorations
--
Everness:register_decoration({
name = 'everness:bamboo_forest_small_bamboo',
deco_type = 'schematic',
place_on = { 'everness:dirt_with_grass_1' },
sidelen = 80,
fill_ratio = 0.1,
biomes = { 'everness:bamboo_forest' },
y_max = y_max,
y_min = y_min,
schematic = minetest.get_modpath('everness') .. '/schematics/everness_small_bamboo.mts',
flags = 'place_center_x, place_center_z, force_placement',
rotation = 'random',
})
Everness:register_decoration({
name = 'everness:bamboo_forest_large_bamboo',
deco_type = 'schematic',
place_on = { 'everness:dirt_with_grass_1' },
sidelen = 80,
fill_ratio = 0.1,
biomes = { 'everness:bamboo_forest' },
y_max = y_max,
y_min = y_min,
schematic = minetest.get_modpath('everness') .. '/schematics/everness_large_bamboo.mts',
flags = 'place_center_x, place_center_z, force_placement',
rotation = 'random',
})
-- Jungle tree and log
local jungle_tree_schem
local jungle_log_schem
if minetest.get_modpath('default') then
jungle_tree_schem = minetest.get_modpath('default') .. '/schematics/jungle_tree.mts'
jungle_log_schem = minetest.get_modpath('default') .. '/schematics/jungle_log.mts'
elseif minetest.get_modpath('mcl_core') then
jungle_tree_schem = minetest.get_modpath('mcl_core') .. '/schematics/mcl_core_jungle_tree.mts'
jungle_log_schem = {
size = { x = 3, y = 3, z = 1 },
data = {
{ name = 'air', prob = 0 },
{ name = 'air', prob = 0 },
{ name = 'air', prob = 0 },
{ name = 'mcl_core:jungletree', param2 = 12 },
{ name = 'mcl_core:jungletree', param2 = 12 },
{ name = 'mcl_core:jungletree', param2 = 12, prob = 127 },
{ name = 'air', prob = 0 },
{ name = 'mcl_mushrooms:mushroom_brown', prob = 50 },
{ name = 'air', prob = 0 },
},
}
end
if jungle_tree_schem then
Everness:register_decoration({
name = 'everness:bamboo_forest_jungle_tree',
deco_type = 'schematic',
place_on = { 'everness:dirt_with_grass_1' },
sidelen = 16,
noise_params = {
offset = 0.0015,
scale = 0.0021,
spread = { x = 250, y = 250, z = 250 },
seed = 2,
octaves = 3,
persist = 0.66
},
biomes = { 'everness:bamboo_forest' },
y_max = y_max,
y_min = y_min,
schematic = jungle_tree_schem,
flags = 'place_center_x, place_center_z',
rotation = 'random',
})
end
if jungle_log_schem then
Everness:register_decoration({
name = 'everness:bamboo_forest_jungle_log',
deco_type = 'schematic',
place_on = { 'everness:dirt_with_grass_1' },
place_offset_y = 1,
sidelen = 16,
noise_params = {
offset = 0.0015,
scale = 0.0021,
spread = { x = 250, y = 250, z = 250 },
seed = 2,
octaves = 3,
persist = 0.66
},
biomes = { 'everness:bamboo_forest' },
y_max = y_max,
y_min = y_min,
schematic = jungle_log_schem,
flags = 'place_center_x',
rotation = 'random',
spawn_by = 'everness:dirt_with_grass_1',
num_spawn_by = 8,
})
end
-- Bush
if minetest.get_modpath('default') then
Everness:register_decoration({
name = 'everness:bamboo_forest_bush',
deco_type = 'schematic',
place_on = { 'everness:dirt_with_grass_1' },
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:bamboo_forest' },
y_max = y_max,
y_min = y_min,
schematic = minetest.get_modpath('default') .. '/schematics/bush.mts',
flags = 'place_center_x, place_center_z',
})
-- Blueberry bush
Everness:register_decoration({
name = 'everness:bamboo_forest_blueberry_bush',
deco_type = 'schematic',
place_on = { 'everness:dirt_with_grass_1' },
sidelen = 16,
noise_params = {
offset = -0.004,
scale = 0.01,
spread = { x = 100, y = 100, z = 100 },
seed = 697,
octaves = 3,
persist = 0.7,
},
biomes = { 'everness:bamboo_forest' },
y_max = y_max,
y_min = y_min,
place_offset_y = 1,
schematic = minetest.get_modpath('default') .. '/schematics/blueberry_bush.mts',
flags = 'place_center_x, place_center_z',
})
end
-- Flowers
local function register_flower_decoration(offset, scale, length)
Everness:register_decoration({
name = 'everness:bamboo_forest_flowers_' .. length,
deco_type = 'simple',
place_on = { 'everness:dirt_with_grass_1' },
sidelen = 16,
noise_params = {
offset = offset,
scale = scale,
spread = { x = 200, y = 200, z = 200 },
seed = 329,
octaves = 3,
persist = 0.6
},
biomes = { 'everness:bamboo_forest' },
y_max = y_max,
y_min = y_min,
decoration = 'everness:flowers_' .. length,
})
end
register_flower_decoration(-0.03, 0.09, 4)
register_flower_decoration(-0.015, 0.075, 3)
register_flower_decoration(0, 0.06, 2)
register_flower_decoration(0.015, 0.045, 1)
local function register_flower_magenta_decoration(offset, scale, length)
Everness:register_decoration({
name = 'everness:bamboo_forest_flowers_magenta' .. length,
deco_type = 'simple',
place_on = { 'everness:dirt_with_grass_1' },
sidelen = 16,
noise_params = {
offset = offset,
scale = scale,
spread = { x = 200, y = 200, z = 200 },
seed = 329,
octaves = 3,
persist = 0.6
},
biomes = { 'everness:bamboo_forest' },
y_max = y_max,
y_min = y_min,
decoration = 'everness:flowers_magenta_' .. length,
})
end
register_flower_magenta_decoration(-0.03, 0.09, 4)
register_flower_magenta_decoration(-0.015, 0.075, 3)
register_flower_magenta_decoration(0, 0.06, 2)
register_flower_magenta_decoration(0.015, 0.045, 1)
--
-- On Generated
--
local disp = 16
local chance = 20
local schem = minetest.get_modpath('everness') .. '/schematics/everness_japanese_shrine.mts'
local c_everness_bamboo_1 = minetest.get_content_id('everness:bamboo_1')
local c_everness_bamboo_3 = minetest.get_content_id('everness:bamboo_3')
local c_everness_bamboo_4 = minetest.get_content_id('everness:bamboo_4')
local c_everness_bamboo_5 = minetest.get_content_id('everness:bamboo_5')
local c_dirt_with_grass_1 = minetest.get_content_id('everness:dirt_with_grass_1')
local c_dirt_with_grass_extras_1 = minetest.get_content_id('everness:dirt_with_grass_extras_1')
local c_dirt_with_grass_extras_2 = minetest.get_content_id('everness:dirt_with_grass_extras_2')
local biome_id_bamboo_forest = minetest.get_biome_id('everness:bamboo_forest')
local d_everness_bamboo_forest_large_bamboo = minetest.get_decoration_id('everness:bamboo_forest_large_bamboo')
minetest.set_gen_notify({ decoration = true }, { d_everness_bamboo_forest_large_bamboo })
Everness:add_to_queue_on_generated({
name = 'everness:bamboo_forest',
can_run = function(biomemap)
return table.indexof(biomemap, biome_id_bamboo_forest) ~= -1
end,
on_data = function(minp, maxp, area, data, p2data, gennotify, rand, shared_args)
--
-- Bamboo
--
for _, pos in ipairs(gennotify['decoration#' .. (d_everness_bamboo_forest_large_bamboo or '')] or {}) do
-- For bamboo large this is position of the 'place_on' node, e.g. 'everness:dirt_with_grass_extras_2'
local vi = area:indexp(pos)
local while_counter = 1
local bamboo_height = 0
local last_vi = vi + area.ystride * while_counter
-- Get bamboo height
while data[last_vi] == c_everness_bamboo_3 do
last_vi = vi + area.ystride * while_counter
bamboo_height = bamboo_height + 1
while_counter = while_counter + 1
end
-- Back up the last from `while_counter`
last_vi = last_vi - area.ystride
-- Add top bamboo nodes with leaves based on their generated height
if bamboo_height > 4 then
for i = 1, 3 do
if data[last_vi + area.ystride * i] == minetest.CONTENT_AIR then
if i == 1 then
data[last_vi + area.ystride * i] = c_everness_bamboo_4
else
data[last_vi + area.ystride * i] = c_everness_bamboo_5
end
p2data[last_vi + area.ystride * i] = p2data[vi + area.ystride]
end
end
else
for i = 1, 2 do
if data[last_vi + area.ystride * i] == minetest.CONTENT_AIR then
if i == 1 then
data[last_vi + area.ystride * i] = c_everness_bamboo_4
else
data[last_vi + area.ystride * i] = c_everness_bamboo_5
end
p2data[last_vi + area.ystride * i] = p2data[vi + area.ystride]
end
end
end
end
end,
after_set_data = function(minp, maxp, vm, area, data, p2data, gennotify, rand, shared_args)
local sidelength = maxp.x - minp.x + 1
local x_disp = rand:next(0, disp)
local z_disp = rand:next(0, disp)
shared_args.schem_positions = {}
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] == minetest.CONTENT_AIR
or data[vi + area.ystride] == c_everness_bamboo_1
or data[vi + area.ystride] == c_everness_bamboo_3
)
and (
data[vi] == c_dirt_with_grass_1
or data[vi] == c_dirt_with_grass_extras_1
or data[vi] == c_dirt_with_grass_extras_2
)
and rand:next(0, 100) < chance
then
local s_pos = area:position(vi)
--
-- Japanese Shrine
--
local size = { x = 11, y = 19, z = 15 }
local size_x = math.round(size.x / 2)
local size_z = math.round(size.z / 2)
local schem_pos = vector.new(s_pos)
-- find floor big enough
local positions = minetest.find_nodes_in_area_under_air(
vector.new(s_pos.x - size_x, s_pos.y - 1, s_pos.z - size_z),
vector.new(s_pos.x + size_x, s_pos.y + 1, s_pos.z + size_z),
{
'everness:dirt_with_grass_1'
}
)
-- Can force over these blocks
local force_positions = minetest.find_nodes_in_area(
vector.new(s_pos.x - size_x, s_pos.y - 1, s_pos.z - size_z),
vector.new(s_pos.x + size_x, s_pos.y + 1, s_pos.z + size_z),
{
'everness:dirt_with_grass_extras_1',
'everness:dirt_with_grass_extras_2',
'group:bamboo',
'group:flower',
'group:leaves'
}
)
if #positions + #force_positions < size.x * size.z then
-- not enough space
return
end
-- enough air to place structure ?
local air_positions = minetest.find_nodes_in_area(
vector.new(s_pos.x - size_x, s_pos.y, s_pos.z - size_z),
vector.new(s_pos.x + size_x, s_pos.y + size.y, s_pos.z + size_z),
{
'air',
'group:bamboo',
'group:flower',
'group:leaves'
}
)
if #air_positions > (size.x * size.y * size.z) / 2 then
minetest.place_schematic_on_vmanip(
vm,
schem_pos,
schem,
'random',
nil,
true,
'place_center_x, place_center_z'
)
shared_args.schem_positions.everness_japanese_shrine = shared_args.schem_positions.everness_japanese_shrine or {}
table.insert(shared_args.schem_positions.everness_japanese_shrine, {
pos = schem_pos,
minp = vector.new(s_pos.x - size_x, s_pos.y, s_pos.z - size_z),
maxp = vector.new(s_pos.x + size_x, s_pos.y + size.y, s_pos.z + size_z)
})
minetest.log('action', '[Everness] Japanese Shrine was placed at ' .. schem_pos:to_string())
end
end
end
end,
after_write_to_map = function(shared_args)
local schem_positions = shared_args.schem_positions or {}
for name, tbl in pairs(schem_positions) do
if next(tbl) then
for i, v in ipairs(tbl) do
local chest_positions = minetest.find_nodes_in_area(
v.minp,
v.maxp,
{ 'everness:chest' }
)
if #chest_positions > 0 then
Everness:populate_loot_chests(chest_positions)
end
end
end
end
end
})