Moved licensing around a bit. Committing levels code.
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LICENSE
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@ -19,31 +19,3 @@ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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Contains derived/ modified code from lvm_example and levels by paramat:
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https://github.com/paramat/lvm_example
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https://github.com/paramat/levels
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The MIT License (MIT)
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Copyright (C) 2018 paramat
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Permission is hereby granted, free of charge, to any person obtaining a copy of
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this software and associated documentation files (the "Software"), to deal in
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the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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For more details:
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https://opensource.org/licenses/MIT
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@ -19,3 +19,31 @@ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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Contains derived/ modified code from lvm_example and levels by paramat:
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https://github.com/paramat/lvm_example
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https://github.com/paramat/levels
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The MIT License (MIT)
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Copyright (C) 2018 paramat
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Permission is hereby granted, free of charge, to any person obtaining a copy of
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this software and associated documentation files (the "Software"), to deal in
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the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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For more details:
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https://opensource.org/licenses/MIT
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@ -1,12 +1,13 @@
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local multi_map_generators_path = minetest.get_modpath("multi_map_generators")
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--dofile(multi_map_generators_path.."/mmgen_levels.lua")
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dofile(multi_map_generators_path.."/mmgen_levels.lua")
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--dofile(multi_map_generators_path.."/mmgen_lvm_example.lua")
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dofile(multi_map_generators_path.."/mmgen_simple.lua")
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dofile(multi_map_generators_path.."/mmgen_testauri.lua")
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multi_map.register_fallback_generator(mmgen_simple.generate)
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multi_map.register_generator(10, mmgen_simple.generate, "default:sandstone")
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multi_map.register_generator(9, mmgen_simple.generate, "default:sandstone")
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multi_map.register_generator(10, mmgen_levels.generate)
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multi_map.register_generator(11, mmgen_testauri.generate)
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multi_map.register_generator(12, mmgen_testauri.generate)
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multi_map.register_generator(13, mmgen_testauri.generate)
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multi_map.register_generator(13, mmgen_levels.generate)
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@ -1,16 +1,255 @@
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function generate(current_layer, minp, maxp, offset_minp, offset_maxp)
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local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
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local area = VoxelArea:new({MinEdge = emin, MaxEdge = emax})
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local vm_data = vm:get_data()
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if offset_minp.y >= 0 then
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multi_map.generate_singlenode_chunk(minp, maxp, area, vm_data, multi_map.c_air)
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vm:set_lighting({day=15, night=0})
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else
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multi_map.generate_singlenode_chunk(minp, maxp, area, vm_data, multi_map.c_stone)
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end
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vm:set_data(vm_data)
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vm:calc_lighting(false)
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vm:write_to_map(false)
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end
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mmgen_levels = {}
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multi_map.append_generator(generate)
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-- levels 0.2.6
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-- bugfixes: rename luxoff to luxore, remove 'local' from nobj_s
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-- Parameters
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local TERSCA = 96
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local TSPIKE = 1.2
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local SPIKEAMP = 2000
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local TSTONE = 0.04
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local STABLE = 2
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local FLOATPER = 512
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local FLOATFAC = 2
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local FLOATOFF = -0.2
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local YSURFMAX = 256
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local YSAND = 4
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local YWATER = 1
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local YSURFCEN = 0
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local YSURFMIN = -256
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local YUNDERCEN = -512
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local YLAVA = -528
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local UNDERFAC = 0.0001
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local UNDEROFF = -0.2
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local LUXCHA = 1 / 9 ^ 3
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-- Noise parameters
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-- 3D noise
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local np_terrain = {
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offset = 0,
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scale = 1,
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spread = {x=384, y=192, z=384},
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seed = 5900033,
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octaves = 5,
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persist = 0.63,
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lacunarity = 2.0,
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--flags = ""
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}
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-- 2D noise
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local np_spike = {
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offset = 0,
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scale = 1,
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spread = {x=128, y=128, z=128},
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seed = -188900,
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octaves = 3,
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persist = 0.5,
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lacunarity = 2.0,
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flags = "noeased"
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}
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-- Nodes
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minetest.register_node("multi_map_generators:grass", {
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description = "Grass",
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tiles = {"default_grass.png", "default_dirt.png", "default_grass.png"},
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groups = {crumbly=3},
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sounds = default.node_sound_dirt_defaults({
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footstep = {name="default_grass_footstep", gain=0.25},
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}),
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})
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minetest.register_node("multi_map_generators:dirt", {
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description = "Dirt",
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tiles = {"default_dirt.png"},
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groups = {crumbly=3},
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sounds = default.node_sound_dirt_defaults(),
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})
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minetest.register_node("multi_map_generators:luxore", {
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description = "Lux Ore",
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tiles = {"levels_luxore.png"},
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paramtype = "light",
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light_source = 14,
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groups = {cracky=3},
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sounds = default.node_sound_glass_defaults(),
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})
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-- Stuff
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local floatper = math.pi / FLOATPER
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-- Set mapgen parameters
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minetest.register_on_mapgen_init(function(mgparams)
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minetest.set_mapgen_params({mgname="singlenode", flags="nolight"})
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end)
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-- Initialize noise objects to nil
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local nobj_terrain = nil
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local nobj_spike = nil
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-- On generated function
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function mmgen_levels.generate(current_layer, minp, maxp, offset_minp, offset_maxp)
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local x1 = maxp.x
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local y1 = maxp.y
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local z1 = maxp.z
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local x0 = minp.x
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local y0 = minp.y
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local z0 = minp.z
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local oy1 = offset_maxp.y
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local oy0 = offset_minp.y
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local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
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local area = VoxelArea:new{MinEdge=emin, MaxEdge=emax}
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local data = vm:get_data()
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local c_stone = minetest.get_content_id("default:stone")
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local c_sand = minetest.get_content_id("default:sand")
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local c_water = minetest.get_content_id("default:water_source")
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local c_lava = minetest.get_content_id("default:lava_source")
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local c_grass = minetest.get_content_id("multi_map_generators:grass")
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local c_dirt = minetest.get_content_id("multi_map_generators:dirt")
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local c_luxore = minetest.get_content_id("multi_map_generators:luxore")
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local sidelen = x1 - x0 + 1
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local ystride = sidelen + 32
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--local zstride = ystride ^ 2
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local chulens3d = {x=sidelen, y=sidelen+17, z=sidelen}
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local chulens2d = {x=sidelen, y=sidelen, z=1}
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local minpos3d = {x=x0, y=y0-16, z=z0}
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local minpos2d = {x=x0, y=z0}
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nobj_terrain = nobj_terrain or minetest.get_perlin_map(np_terrain, chulens3d)
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nobj_spike = nobj_spike or minetest.get_perlin_map(np_spike, chulens2d)
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local nvals_terrain = nobj_terrain:get3dMap_flat(minpos3d)
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local nvals_spike = nobj_spike:get2dMap_flat(minpos2d)
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local ni3d = 1
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local ni2d = 1
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local stable = {}
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local under = {}
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for z = z0, z1 do
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for x = x0, x1 do
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local si = x - x0 + 1
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stable[si] = 0
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end
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local relative_y = oy0 - 16
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for y = y0 - 16, y1 + 1 do
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local vi = area:index(x0, y, z)
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for x = x0, x1 do
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local si = x - x0 + 1
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local viu = vi - ystride
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local n_terrain = nvals_terrain[ni3d]
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local n_spike = nvals_spike[ni2d]
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local spikeoff = 0
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if n_spike > TSPIKE then
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spikeoff = (n_spike - TSPIKE) ^ 4 * SPIKEAMP
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end
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local grad = (YSURFCEN - relative_y) / TERSCA + spikeoff
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if relative_y > YSURFMAX then
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grad = math.max(
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-FLOATFAC * math.abs(math.cos((relative_y - YSURFMAX) * floatper)),
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grad
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)
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elseif relative_y < YSURFMIN then
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grad = math.min(
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UNDERFAC * (relative_y - YUNDERCEN) ^ 2 + UNDEROFF,
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grad
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)
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end
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local density = n_terrain + grad
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if y < y0 then
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if density >= TSTONE then
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stable[si] = stable[si] + 1
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elseif density <= 0 then
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stable[si] = 0
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end
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if y == y0 - 1 then
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local nodid = data[vi]
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if nodid == c_stone
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or nodid == c_sand
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or nodid == c_grass
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or nodid == c_dirt
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or nodid == c_luxore then
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stable[si] = STABLE
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end
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end
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elseif y >= y0 and y <= y1 then
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if density >= TSTONE then
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if math.random() < LUXCHA and relative_y < YSURFMIN
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and density < 0.01 and data[viu] == c_stone then
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data[vi] = c_luxore
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else
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data[vi] = c_stone
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end
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stable[si] = stable[si] + 1
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under[si] = 0
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elseif density > 0 and density < TSTONE
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and stable[si] >= STABLE and relative_y > YSURFMIN then
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if relative_y <= YSAND then
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data[vi] = c_sand
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under[si] = 0
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else
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data[vi] = c_dirt
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under[si] = 1
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end
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elseif relative_y > YSURFMIN and relative_y <= YWATER then
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data[vi] = c_water
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stable[si] = 0
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under[si] = 0
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elseif relative_y <= YLAVA then
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data[vi] = c_lava
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stable[si] = 0
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under[si] = 0
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else -- air, possibly just above surface
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if under[si] == 1 then
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data[viu] = c_grass
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end
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stable[si] = 0
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under[si] = 0
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end
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elseif y == y1 + 1 then
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if density <= 0 and relative_y > YWATER then -- air, possibly just above surface
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if under[si] == 1 then
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data[viu] = c_grass
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end
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end
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end
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ni3d = ni3d + 1
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ni2d = ni2d + 1
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vi = vi + 1
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end
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ni2d = ni2d - sidelen
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relative_y = relative_y + 1
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end
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ni2d = ni2d + sidelen
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end
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vm:set_data(data)
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if oy0 < 0 then
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vm:set_lighting({day=0, night=0})
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else
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vm:set_lighting({day=15, night=0})
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end
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vm:calc_lighting()
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vm:write_to_map(data)
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vm:update_liquids()
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end
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@ -1,4 +1,6 @@
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function generate(current_layer, minp, maxp, offset_minp, offset_maxp)
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mmgen_lvm_example = {}
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function mmgen_lvm_example.generate(current_layer, minp, maxp, offset_minp, offset_maxp)
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local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
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local area = VoxelArea:new({MinEdge = emin, MaxEdge = emax})
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local vm_data = vm:get_data()
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@ -12,5 +14,3 @@ function generate(current_layer, minp, maxp, offset_minp, offset_maxp)
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vm:calc_lighting(false)
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vm:write_to_map(false)
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end
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multi_map.append_generator(generate)
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