2014-04-11 06:57:49 +02:00
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-- watershed 0.3.7 by paramat
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2014-02-15 10:50:29 +01:00
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-- For latest stable Minetest and back to 0.4.8
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2014-04-04 03:34:26 +02:00
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-- Depends default bucket
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2014-04-09 07:06:10 +02:00
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-- License: code WTFPL, textures CC BY-SA
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-- Red cobble texture CC BY-SA by brunob.santos minetestbr.blogspot.com
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2014-04-11 06:57:49 +02:00
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-- more coal seams, now 4 per terrain scale
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-- wider seams
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-- luxore seam
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-- remove jungletree roots as they are griefed by mapgen method and make holes underground
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-- use strata noise for modulating cliffs
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2014-02-15 10:50:29 +01:00
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-- Parameters
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2014-04-01 02:39:57 +02:00
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local YMIN = -33000 -- Approximate base of realm stone
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local YMAX = 33000 -- Approximate top of atmosphere / mountains / floatlands
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local TERCEN = -160 -- Terrain 'centre', average seabed level
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local YWAT = 1 -- Sea surface y
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2014-04-09 07:06:10 +02:00
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local YCLOMIN = 287 -- Minimum height of mod clouds
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local CLOUDS = true -- Mod clouds?
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2014-02-20 13:24:02 +01:00
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2014-03-25 05:08:40 +01:00
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local TERSCA = 512 -- Vertical terrain scale
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local XLSAMP = 0.2 -- Extra large scale height variation amplitude
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2014-02-24 12:56:37 +01:00
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local BASAMP = 0.4 -- Base terrain amplitude
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2014-03-25 05:08:40 +01:00
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local CANAMP = 0.4 -- Canyon terrain amplitude
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2014-02-19 02:16:19 +01:00
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local CANEXP = 1.33 -- Canyon shape exponent
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2014-04-04 03:34:26 +02:00
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local ATANAMP = 1.2 -- Arctan function amplitude, smaller = more and larger floatlands above ridges
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2014-02-20 13:24:02 +01:00
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2014-04-11 06:57:49 +02:00
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local TSTONE = 0.02 -- Density threshold for stone, depth of soil at TERCEN
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2014-04-02 03:44:33 +02:00
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local TRIV = -0.02 -- Maximum densitybase threshold for river water
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local TSAND = -0.025 -- Maximum densitybase threshold for river sand
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2014-04-04 03:34:26 +02:00
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local TLAVA = 2.3 -- Maximum densitybase threshold for lava, small because grad is non-linear
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2014-02-19 23:28:36 +01:00
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local FISEXP = 0.02 -- Fissure expansion rate under surface
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2014-04-11 06:57:49 +02:00
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local ORETHI = 0.002 -- Ore seam thickness tuner
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local SEAMT = 0.2 -- Seam threshold, width of seams, 0.2 = rare, 2 = continuous layers
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2014-02-25 19:14:54 +01:00
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2014-04-01 11:12:30 +02:00
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local HITET = 0.35 -- High temperature threshold
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local LOTET = -0.35 -- Low ..
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local ICETET = -0.7 -- Ice ..
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local HIHUT = 0.35 -- High humidity threshold
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local LOHUT = -0.35 -- Low ..
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2014-02-19 02:16:19 +01:00
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2014-04-04 03:34:26 +02:00
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local PINCHA = 36 -- Pine tree 1/x chance per node
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local APTCHA = 36 -- Appletree
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2014-02-19 23:28:36 +01:00
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local FLOCHA = 36 -- Flower
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local FOGCHA = 9 -- Forest grass
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2014-02-20 08:18:40 +01:00
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local GRACHA = 3 -- Grassland grasses
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2014-02-19 23:28:36 +01:00
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local JUTCHA = 16 -- Jungletree
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local JUGCHA = 9 -- Junglegrass
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2014-02-20 13:24:02 +01:00
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local CACCHA = 841 -- Cactus
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local DRYCHA = 169 -- Dry shrub
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2014-02-20 08:18:40 +01:00
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local PAPCHA = 3 -- Papyrus
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2014-04-01 11:12:30 +02:00
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local ACACHA = 529 -- Acacia tree
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2014-02-20 13:24:02 +01:00
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local GOGCHA = 3 -- Golden grass
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2014-02-15 10:50:29 +01:00
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-- 3D noise for rough terrain
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2014-02-17 15:43:35 +01:00
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local np_rough = {
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2014-02-15 10:50:29 +01:00
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offset = 0,
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scale = 1,
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2014-02-17 15:43:35 +01:00
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spread = {x=512, y=512, z=512},
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seed = 593,
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2014-02-15 10:50:29 +01:00
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octaves = 6,
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2014-03-06 15:27:08 +01:00
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persist = 0.63
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2014-02-15 10:50:29 +01:00
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}
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-- 3D noise for smooth terrain
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2014-02-17 15:43:35 +01:00
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local np_smooth = {
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2014-02-15 10:50:29 +01:00
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offset = 0,
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scale = 1,
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2014-02-17 15:43:35 +01:00
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spread = {x=512, y=512, z=512},
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seed = 593,
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2014-04-11 06:57:49 +02:00
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octaves = 5,
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2014-03-30 08:34:18 +02:00
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persist = 0.3
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2014-02-15 10:50:29 +01:00
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}
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2014-03-22 07:40:39 +01:00
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-- 3D noise for faults
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local np_fault = {
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offset = 0,
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scale = 1,
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spread = {x=512, y=1024, z=512},
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seed = 14440002,
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2014-04-11 06:57:49 +02:00
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octaves = 5,
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2014-03-22 07:40:39 +01:00
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persist = 0.5
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}
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2014-02-19 23:28:36 +01:00
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-- 3D noise for fissures
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2014-02-19 09:19:17 +01:00
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2014-02-19 23:28:36 +01:00
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local np_fissure = {
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2014-02-19 09:19:17 +01:00
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offset = 0,
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scale = 1,
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2014-02-19 23:28:36 +01:00
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spread = {x=256, y=512, z=256},
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seed = 20099,
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octaves = 5,
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persist = 0.5
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2014-02-19 09:19:17 +01:00
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}
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2014-02-25 19:14:54 +01:00
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-- 3D noise for temperature
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2014-02-24 12:56:37 +01:00
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2014-02-25 19:14:54 +01:00
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local np_temp = {
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2014-02-24 12:56:37 +01:00
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offset = 0,
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scale = 1,
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2014-02-25 19:14:54 +01:00
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spread = {x=512, y=512, z=512},
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seed = 9130,
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octaves = 2,
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persist = 0.5
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}
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-- 3D noise for humidity
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local np_humid = {
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offset = 0,
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scale = 1,
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spread = {x=512, y=512, z=512},
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seed = -55500,
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2014-02-24 12:56:37 +01:00
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octaves = 2,
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persist = 0.5
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}
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2014-04-09 07:06:10 +02:00
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-- 3D noise for ore seam networks
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2014-03-05 11:41:34 +01:00
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2014-04-09 07:06:10 +02:00
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local np_seam = {
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2014-03-05 11:41:34 +01:00
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offset = 0,
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scale = 1,
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2014-04-10 06:27:59 +02:00
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spread = {x=256, y=256, z=256},
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2014-03-05 11:41:34 +01:00
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seed = -992221,
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2014-03-08 08:31:41 +01:00
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octaves = 2,
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persist = 0.5
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}
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2014-04-09 07:06:10 +02:00
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-- 3D noise for rock strata inclination
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2014-03-08 08:31:41 +01:00
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local np_strata = {
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offset = 0,
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scale = 1,
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2014-04-10 06:27:59 +02:00
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spread = {x=512, y=512, z=512},
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2014-03-08 08:31:41 +01:00
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seed = 92219,
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octaves = 2,
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2014-03-05 11:41:34 +01:00
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persist = 0.5
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}
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2014-04-11 06:57:49 +02:00
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-- 2D noise for base terrain / riverbed height, terrain blend, river and river sand depth
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2014-02-15 10:50:29 +01:00
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2014-02-17 15:43:35 +01:00
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local np_base = {
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2014-02-15 10:50:29 +01:00
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offset = 0,
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scale = 1,
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2014-02-17 15:43:35 +01:00
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spread = {x=4096, y=4096, z=4096},
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seed = 8890,
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2014-02-19 02:16:19 +01:00
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octaves = 4,
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persist = 0.4
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2014-02-15 10:50:29 +01:00
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}
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2014-02-19 09:19:17 +01:00
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-- 2D noise for extra large scale height variation
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local np_xlscale = {
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offset = 0,
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scale = 1,
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spread = {x=8192, y=8192, z=8192},
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seed = -72,
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octaves = 3,
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persist = 0.4
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}
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2014-04-02 03:44:33 +02:00
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-- 2D noise for magma surface
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2014-03-31 10:33:38 +02:00
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local np_magma = {
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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 = -13,
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2014-04-02 12:26:42 +02:00
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octaves = 2,
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2014-03-31 10:33:38 +02:00
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persist = 0.5
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}
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2014-02-15 10:50:29 +01:00
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-- Stuff
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watershed = {}
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2014-02-19 02:16:19 +01:00
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dofile(minetest.get_modpath("watershed").."/nodes.lua")
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dofile(minetest.get_modpath("watershed").."/functions.lua")
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2014-02-15 10:50:29 +01:00
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-- On generated function
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minetest.register_on_generated(function(minp, maxp, seed)
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if minp.y < YMIN or maxp.y > YMAX then
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return
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end
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local t1 = os.clock()
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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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print ("[watershed] chunk minp ("..x0.." "..y0.." "..z0..")")
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2014-04-03 06:37:53 +02:00
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-- voxelmanip stuff
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2014-02-15 10:50:29 +01:00
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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_air = minetest.get_content_id("air")
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2014-03-08 08:31:41 +01:00
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local c_water = minetest.get_content_id("default:water_source")
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local c_sand = minetest.get_content_id("default:sand")
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local c_desand = minetest.get_content_id("default:desert_sand")
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local c_snowblock = minetest.get_content_id("default:snowblock")
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local c_ice = minetest.get_content_id("default:ice")
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local c_dirtsnow = minetest.get_content_id("default:dirt_with_snow")
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local c_jungrass = minetest.get_content_id("default:junglegrass")
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local c_dryshrub = minetest.get_content_id("default:dry_shrub")
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2014-03-22 07:40:39 +01:00
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local c_danwhi = minetest.get_content_id("flowers:dandelion_white")
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local c_danyel = minetest.get_content_id("flowers:dandelion_yellow")
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local c_rose = minetest.get_content_id("flowers:rose")
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local c_tulip = minetest.get_content_id("flowers:tulip")
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local c_geranium = minetest.get_content_id("flowers:geranium")
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local c_viola = minetest.get_content_id("flowers:viola")
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2014-02-19 23:28:36 +01:00
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local c_stodiam = minetest.get_content_id("default:stone_with_diamond")
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2014-03-08 08:31:41 +01:00
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local c_mese = minetest.get_content_id("default:mese")
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2014-02-19 23:28:36 +01:00
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local c_stogold = minetest.get_content_id("default:stone_with_gold")
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local c_stocopp = minetest.get_content_id("default:stone_with_copper")
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local c_stoiron = minetest.get_content_id("default:stone_with_iron")
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local c_stocoal = minetest.get_content_id("default:stone_with_coal")
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2014-03-05 11:41:34 +01:00
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local c_sandstone = minetest.get_content_id("default:sandstone")
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2014-03-08 08:31:41 +01:00
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local c_gravel = minetest.get_content_id("default:gravel")
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2014-03-12 02:01:46 +01:00
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local c_clay = minetest.get_content_id("default:clay")
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2014-03-31 06:16:20 +02:00
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local c_grass5 = minetest.get_content_id("default:grass_5")
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2014-04-01 11:12:30 +02:00
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local c_obsidian = minetest.get_content_id("default:obsidian")
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2014-02-17 15:43:35 +01:00
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2014-04-09 07:06:10 +02:00
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local c_wsfreshwater = minetest.get_content_id("watershed:freshwater")
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2014-03-08 08:31:41 +01:00
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local c_wsstone = minetest.get_content_id("watershed:stone")
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local c_wsredstone = minetest.get_content_id("watershed:redstone")
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local c_wsgrass = minetest.get_content_id("watershed:grass")
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local c_wsdrygrass = minetest.get_content_id("watershed:drygrass")
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2014-04-09 07:06:10 +02:00
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local c_wsgoldengrass = minetest.get_content_id("watershed:goldengrass")
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2014-03-08 08:31:41 +01:00
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local c_wsdirt = minetest.get_content_id("watershed:dirt")
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local c_wspermafrost = minetest.get_content_id("watershed:permafrost")
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2014-03-30 08:34:18 +02:00
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local c_wslava = minetest.get_content_id("watershed:lava")
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2014-04-09 07:06:10 +02:00
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local c_wsfreshice = minetest.get_content_id("watershed:freshice")
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local c_wscloud = minetest.get_content_id("watershed:cloud")
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2014-04-10 06:27:59 +02:00
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local c_wsluxoreoff = minetest.get_content_id("watershed:luxoreoff")
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2014-04-03 06:37:53 +02:00
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-- perlinmap stuff
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2014-02-15 10:50:29 +01:00
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local sidelen = x1 - x0 + 1
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2014-03-29 01:57:57 +01:00
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local chulens = {x=sidelen, y=sidelen+2, z=sidelen}
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local minposxyz = {x=x0, y=y0-1, z=z0}
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2014-02-15 10:50:29 +01:00
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local minposxz = {x=x0, y=z0}
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2014-02-17 15:43:35 +01:00
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local nvals_rough = minetest.get_perlin_map(np_rough, chulens):get3dMap_flat(minposxyz)
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local nvals_smooth = minetest.get_perlin_map(np_smooth, chulens):get3dMap_flat(minposxyz)
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2014-03-22 07:40:39 +01:00
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local nvals_fault = minetest.get_perlin_map(np_fault, chulens):get3dMap_flat(minposxyz)
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2014-02-19 23:28:36 +01:00
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local nvals_fissure = minetest.get_perlin_map(np_fissure, chulens):get3dMap_flat(minposxyz)
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2014-02-25 19:14:54 +01:00
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local nvals_temp = minetest.get_perlin_map(np_temp, chulens):get3dMap_flat(minposxyz)
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local nvals_humid = minetest.get_perlin_map(np_humid, chulens):get3dMap_flat(minposxyz)
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2014-04-09 07:06:10 +02:00
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local nvals_seam = minetest.get_perlin_map(np_seam, chulens):get3dMap_flat(minposxyz)
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2014-03-08 08:31:41 +01:00
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local nvals_strata = minetest.get_perlin_map(np_strata, chulens):get3dMap_flat(minposxyz)
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2014-02-15 10:50:29 +01:00
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2014-02-17 15:43:35 +01:00
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local nvals_base = minetest.get_perlin_map(np_base, chulens):get2dMap_flat(minposxz)
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2014-02-19 09:19:17 +01:00
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|
|
local nvals_xlscale = minetest.get_perlin_map(np_xlscale, chulens):get2dMap_flat(minposxz)
|
2014-03-31 10:33:38 +02:00
|
|
|
local nvals_magma = minetest.get_perlin_map(np_magma, chulens):get2dMap_flat(minposxz)
|
2014-02-15 10:50:29 +01:00
|
|
|
|
2014-03-29 01:57:57 +01:00
|
|
|
local ungen = false -- ungenerated chunk below?
|
|
|
|
if minetest.get_node({x=x0, y=y0-1, z=z0}).name == "ignore" then
|
|
|
|
ungen = true
|
|
|
|
end
|
2014-04-03 06:37:53 +02:00
|
|
|
-- mapgen loop
|
2014-02-15 10:50:29 +01:00
|
|
|
local nixyz = 1
|
|
|
|
local nixz = 1
|
2014-04-03 06:37:53 +02:00
|
|
|
local stable = {} -- stability table of true/false. is node stable and supported from below by stone or nodes on stone?
|
|
|
|
local under = {} -- biome table. biome number of previous fine material placed in column
|
2014-02-15 10:50:29 +01:00
|
|
|
for z = z0, z1 do -- for each xy plane progressing northwards
|
2014-03-29 01:57:57 +01:00
|
|
|
for y = y0 - 1, y1 + 1 do -- for each x row progressing upwards
|
2014-02-15 10:50:29 +01:00
|
|
|
local vi = area:index(x0, y, z)
|
2014-02-19 02:16:19 +01:00
|
|
|
local viu = area:index(x0, y-1, z)
|
2014-02-15 10:50:29 +01:00
|
|
|
for x = x0, x1 do -- for each node do
|
2014-04-03 06:37:53 +02:00
|
|
|
local si = x - x0 + 1 -- stable, under tables index
|
|
|
|
|
2014-04-11 06:57:49 +02:00
|
|
|
local n_base = nvals_base[nixz] -- get densitybase and density
|
|
|
|
local grad = math.atan((TERCEN - y) / TERSCA) * ATANAMP
|
2014-02-24 12:56:37 +01:00
|
|
|
local densitybase = (1 - math.abs(n_base)) * BASAMP + nvals_xlscale[nixz] * XLSAMP + grad
|
2014-04-03 06:37:53 +02:00
|
|
|
local terblen = math.max(1 - math.abs(n_base), 0)
|
2014-04-11 06:57:49 +02:00
|
|
|
local n_strata = nvals_strata[nixyz]
|
2014-03-22 07:40:39 +01:00
|
|
|
local density
|
|
|
|
if nvals_fault[nixyz] >= 0 then
|
|
|
|
density = densitybase
|
|
|
|
+ math.abs(nvals_rough[nixyz] * terblen
|
2014-04-11 06:57:49 +02:00
|
|
|
+ nvals_smooth[nixyz] * (1 - terblen)) ^ CANEXP * CANAMP * math.abs(1 + n_strata)
|
2014-03-22 07:40:39 +01:00
|
|
|
else
|
|
|
|
density = densitybase
|
|
|
|
+ math.abs(nvals_rough[nixyz] * terblen
|
2014-04-11 06:57:49 +02:00
|
|
|
+ nvals_smooth[nixyz] * (1 - terblen)) ^ CANEXP * CANAMP
|
2014-03-22 07:40:39 +01:00
|
|
|
end
|
2014-04-03 06:37:53 +02:00
|
|
|
|
|
|
|
local triv = TRIV * (1 - terblen) -- other values
|
|
|
|
local tsand = TSAND * (1 - terblen)
|
2014-04-04 03:34:26 +02:00
|
|
|
local tstone = TSTONE * (1 + grad * 0.5)
|
2014-04-04 08:17:26 +02:00
|
|
|
local tlava = TLAVA * (1 - nvals_magma[nixz] ^ 4 * terblen ^ 16 * 0.5)
|
2014-04-09 07:06:10 +02:00
|
|
|
|
|
|
|
local nofis = false -- set fissure bool
|
2014-04-11 06:57:49 +02:00
|
|
|
if math.abs(nvals_fissure[nixyz]) > math.sqrt(density) * FISEXP then
|
2014-04-09 07:06:10 +02:00
|
|
|
nofis = true
|
2014-02-19 23:28:36 +01:00
|
|
|
end
|
2014-04-04 03:34:26 +02:00
|
|
|
-- overgeneration and in-chunk generation
|
2014-03-29 01:57:57 +01:00
|
|
|
if y == y0 - 1 then -- node layer below chunk
|
|
|
|
if ungen then
|
|
|
|
if density >= 0 then -- if node solid
|
|
|
|
stable[si] = 2
|
|
|
|
else
|
|
|
|
stable[si] = 0
|
|
|
|
end
|
2014-04-09 07:06:10 +02:00
|
|
|
else -- scan top layer of chunk below
|
2014-03-29 01:57:57 +01:00
|
|
|
local nodename = minetest.get_node({x=x,y=y,z=z}).name
|
|
|
|
if nodename == "watershed:stone"
|
|
|
|
or nodename == "watershed:redstone"
|
|
|
|
or nodename == "watershed:dirt"
|
|
|
|
or nodename == "watershed:permafrost"
|
|
|
|
or nodename == "default:sandstone"
|
|
|
|
or nodename == "default:sand"
|
|
|
|
or nodename == "default:desert_sand"
|
|
|
|
or nodename == "default:gravel" then
|
|
|
|
stable[si] = 2
|
|
|
|
else
|
|
|
|
stable[si] = 0
|
|
|
|
end
|
2014-02-25 19:14:54 +01:00
|
|
|
end
|
2014-03-29 01:57:57 +01:00
|
|
|
elseif y >= y0 and y <= y1 then -- chunk
|
|
|
|
local biome = false -- select biome for node
|
2014-04-11 06:57:49 +02:00
|
|
|
local n_temp = nvals_temp[nixyz]
|
|
|
|
local n_humid = nvals_humid[nixyz]
|
2014-03-29 01:57:57 +01:00
|
|
|
if n_temp < LOTET then
|
2014-04-01 05:28:21 +02:00
|
|
|
if n_humid < LOHUT then
|
2014-03-29 01:57:57 +01:00
|
|
|
biome = 1 -- tundra
|
2014-04-01 05:28:21 +02:00
|
|
|
elseif n_humid > HIHUT then
|
|
|
|
biome = 3 -- taiga
|
2014-03-29 01:57:57 +01:00
|
|
|
else
|
2014-04-01 05:28:21 +02:00
|
|
|
biome = 2 -- snowy plains
|
2014-03-29 01:57:57 +01:00
|
|
|
end
|
|
|
|
elseif n_temp > HITET then
|
|
|
|
if n_humid < LOHUT then
|
2014-04-01 05:28:21 +02:00
|
|
|
biome = 7 -- desert
|
2014-03-29 01:57:57 +01:00
|
|
|
elseif n_humid > HIHUT then
|
2014-04-01 05:28:21 +02:00
|
|
|
biome = 9 -- rainforest
|
2014-03-29 01:57:57 +01:00
|
|
|
else
|
2014-04-01 05:28:21 +02:00
|
|
|
biome = 8 -- savanna
|
2014-03-29 01:57:57 +01:00
|
|
|
end
|
2014-02-25 19:14:54 +01:00
|
|
|
else
|
2014-03-29 01:57:57 +01:00
|
|
|
if n_humid < LOHUT then
|
2014-04-01 05:28:21 +02:00
|
|
|
biome = 4 -- dry grassland
|
2014-03-29 01:57:57 +01:00
|
|
|
elseif n_humid > HIHUT then
|
2014-04-01 05:28:21 +02:00
|
|
|
biome = 6 -- deciduous forest
|
2014-03-29 01:57:57 +01:00
|
|
|
else
|
2014-04-01 05:28:21 +02:00
|
|
|
biome = 5 -- grassland
|
2014-03-29 01:57:57 +01:00
|
|
|
end
|
2014-02-25 19:14:54 +01:00
|
|
|
end
|
|
|
|
|
2014-04-03 06:37:53 +02:00
|
|
|
if densitybase >= tlava then -- lava
|
2014-04-02 12:26:42 +02:00
|
|
|
if densitybase >= 0 then
|
2014-04-01 11:12:30 +02:00
|
|
|
data[vi] = c_wslava
|
|
|
|
end
|
2014-03-31 10:33:38 +02:00
|
|
|
stable[si] = 0
|
|
|
|
under[si] = 0
|
2014-04-04 08:17:26 +02:00
|
|
|
elseif densitybase >= tlava - math.min(0.6 + density * 6, 0.6) and density < tstone then -- obsidian
|
2014-04-01 11:12:30 +02:00
|
|
|
data[vi] = c_obsidian
|
|
|
|
stable[si] = 1
|
|
|
|
under[si] = 0
|
2014-03-31 10:33:38 +02:00
|
|
|
elseif density >= tstone and nofis -- stone cut by fissures
|
2014-04-11 06:57:49 +02:00
|
|
|
or (density >= tstone and density < TSTONE * 2 and y <= YWAT) -- stone around water
|
|
|
|
or (density >= tstone and density < TSTONE * 2 and densitybase >= triv ) then -- stone around river
|
|
|
|
local densitystr = n_strata * 0.25 + (TERCEN - y) / TERSCA
|
2014-03-29 01:57:57 +01:00
|
|
|
local densityper = densitystr - math.floor(densitystr) -- periodic strata 'density'
|
2014-04-11 06:57:49 +02:00
|
|
|
if (densityper >= 0.05 and densityper <= 0.09) -- sandstone strata
|
|
|
|
or (densityper >= 0.25 and densityper <= 0.28)
|
2014-03-29 01:57:57 +01:00
|
|
|
or (densityper >= 0.45 and densityper <= 0.47)
|
2014-04-11 06:57:49 +02:00
|
|
|
or (densityper >= 0.74 and densityper <= 0.76)
|
|
|
|
or (densityper >= 0.77 and densityper <= 0.79)
|
2014-03-29 01:57:57 +01:00
|
|
|
or (densityper >= 0.84 and densityper <= 0.87)
|
2014-04-11 06:57:49 +02:00
|
|
|
or (densityper >= 0.95 and densityper <= 0.98) then
|
2014-03-29 01:57:57 +01:00
|
|
|
data[vi] = c_sandstone
|
2014-04-11 06:57:49 +02:00
|
|
|
elseif biome == 7 and density < TSTONE * 2 then -- desert stone as surface layer
|
2014-03-29 01:57:57 +01:00
|
|
|
data[vi] = c_wsredstone
|
2014-04-09 07:06:10 +02:00
|
|
|
elseif math.abs(nvals_seam[nixyz]) < SEAMT then -- if seam
|
2014-04-11 06:57:49 +02:00
|
|
|
if densityper >= 0 and densityper <= ORETHI * 4 then
|
|
|
|
data[vi] = c_stocoal
|
|
|
|
elseif densityper >= 0.3 and densityper <= 0.3 + ORETHI * 4 then
|
2014-03-29 01:57:57 +01:00
|
|
|
data[vi] = c_stocoal
|
|
|
|
elseif densityper >= 0.5 and densityper <= 0.5 + ORETHI * 4 then
|
2014-04-11 06:57:49 +02:00
|
|
|
data[vi] = c_stocoal
|
|
|
|
elseif densityper >= 0.8 and densityper <= 0.8 + ORETHI * 4 then
|
|
|
|
data[vi] = c_stocoal
|
|
|
|
elseif densityper >= 0.55 and densityper <= 0.55 + ORETHI * 2 then
|
2014-03-29 01:57:57 +01:00
|
|
|
data[vi] = c_gravel
|
2014-04-11 06:57:49 +02:00
|
|
|
elseif densityper >= 0.1 and densityper <= 0.1 + ORETHI * 2 then
|
|
|
|
data[vi] = c_wsluxoreoff
|
|
|
|
elseif densityper >= 0.2 and densityper <= 0.2 + ORETHI * 2
|
2014-04-10 06:27:59 +02:00
|
|
|
and math.random(2) == 2 then
|
2014-03-29 01:57:57 +01:00
|
|
|
data[vi] = c_stoiron
|
2014-04-11 06:57:49 +02:00
|
|
|
elseif densityper >= 0.4 and densityper <= 0.4 + ORETHI * 2
|
2014-04-10 06:27:59 +02:00
|
|
|
and math.random(3) == 2 then
|
2014-03-29 01:57:57 +01:00
|
|
|
data[vi] = c_stocopp
|
2014-04-11 06:57:49 +02:00
|
|
|
elseif densityper >= 0.6 and densityper <= 0.6 + ORETHI
|
|
|
|
and math.random(5) == 2 then
|
|
|
|
data[vi] = c_stogold
|
|
|
|
elseif densityper >= 0.7 and densityper <= 0.7 + ORETHI
|
2014-04-10 06:27:59 +02:00
|
|
|
and math.random(7) == 2 then
|
2014-03-29 01:57:57 +01:00
|
|
|
data[vi] = c_mese
|
2014-04-11 06:57:49 +02:00
|
|
|
elseif densityper >= 0.9 and densityper <= 0.9 + ORETHI
|
|
|
|
and math.random(11) == 2 then
|
|
|
|
data[vi] = c_stodiam
|
2014-03-29 01:57:57 +01:00
|
|
|
else
|
|
|
|
data[vi] = c_wsstone
|
|
|
|
end
|
2014-03-08 08:31:41 +01:00
|
|
|
else
|
|
|
|
data[vi] = c_wsstone
|
|
|
|
end
|
2014-03-29 01:57:57 +01:00
|
|
|
stable[si] = stable[si] + 1
|
|
|
|
under[si] = 0
|
|
|
|
elseif density >= 0 and density < tstone and stable[si] >= 2 then -- fine materials
|
|
|
|
if y == YWAT - 2 and math.abs(n_temp) < 0.05 then -- clay
|
|
|
|
data[vi] = c_clay
|
|
|
|
elseif densitybase >= tsand + math.random() * 0.003 -- river / seabed sand not cut by fissures
|
|
|
|
or y <= YWAT + 1 + math.random(2) then
|
|
|
|
data[vi] = c_sand
|
|
|
|
elseif nofis then -- fine materials cut by fissures
|
2014-04-01 05:28:21 +02:00
|
|
|
if biome == 1 then
|
|
|
|
data[vi] = c_wspermafrost
|
|
|
|
under[si] = 1 -- tundra
|
|
|
|
elseif biome == 2 then
|
2014-03-29 01:57:57 +01:00
|
|
|
data[vi] = c_wsdirt
|
2014-04-01 05:28:21 +02:00
|
|
|
under[si] = 2 -- snowy plains
|
2014-03-29 01:57:57 +01:00
|
|
|
elseif biome == 3 then
|
|
|
|
data[vi] = c_wsdirt
|
2014-04-01 05:28:21 +02:00
|
|
|
under[si] = 3 -- taiga
|
2014-03-29 01:57:57 +01:00
|
|
|
elseif biome == 4 then
|
|
|
|
data[vi] = c_wsdirt
|
2014-04-01 05:28:21 +02:00
|
|
|
under[si] = 4 -- dry grassland
|
2014-03-29 01:57:57 +01:00
|
|
|
elseif biome == 5 then
|
|
|
|
data[vi] = c_wsdirt
|
2014-04-01 05:28:21 +02:00
|
|
|
under[si] = 5 -- grassland
|
|
|
|
elseif biome == 6 then
|
|
|
|
data[vi] = c_wsdirt
|
|
|
|
under[si] = 6 -- forest
|
|
|
|
elseif biome == 7 then
|
|
|
|
data[vi] = c_desand
|
|
|
|
under[si] = 7 -- desert
|
|
|
|
elseif biome == 8 then
|
|
|
|
data[vi] = c_wsdirt
|
|
|
|
under[si] = 8 -- savanna
|
|
|
|
elseif biome == 9 then
|
2014-03-29 01:57:57 +01:00
|
|
|
data[vi] = c_wsdirt
|
2014-04-01 05:28:21 +02:00
|
|
|
under[si] = 9 -- rainforest
|
2014-03-29 01:57:57 +01:00
|
|
|
end
|
|
|
|
else -- fissure
|
|
|
|
stable[si] = 0
|
|
|
|
under[si] = 0
|
|
|
|
end
|
|
|
|
elseif y <= YWAT and density < tstone then -- sea water, not in fissures
|
|
|
|
if y == YWAT and n_temp < ICETET then
|
|
|
|
data[vi] = c_ice
|
|
|
|
else
|
|
|
|
data[vi] = c_water
|
2014-04-01 05:28:21 +02:00
|
|
|
if y == YWAT and biome >= 7 and stable[si] >= 1
|
2014-03-29 01:57:57 +01:00
|
|
|
and math.random(PAPCHA) == 2 then -- papyrus in desert and rainforest
|
|
|
|
watershed_papyrus(x, y, z, area, data)
|
|
|
|
end
|
2014-02-17 15:43:35 +01:00
|
|
|
end
|
2014-02-19 23:28:36 +01:00
|
|
|
stable[si] = 0
|
|
|
|
under[si] = 0
|
2014-03-29 01:57:57 +01:00
|
|
|
elseif densitybase >= triv and density < tstone then -- river water, not in fissures
|
|
|
|
if n_temp < ICETET then
|
2014-04-09 07:06:10 +02:00
|
|
|
data[vi] = c_wsfreshice
|
2014-03-29 01:57:57 +01:00
|
|
|
else
|
2014-04-09 07:06:10 +02:00
|
|
|
data[vi] = c_wsfreshwater
|
2014-02-20 08:18:40 +01:00
|
|
|
end
|
2014-03-29 01:57:57 +01:00
|
|
|
stable[si] = 0
|
|
|
|
under[si] = 0
|
2014-04-09 07:06:10 +02:00
|
|
|
elseif CLOUDS and y == y1 and y >= YCLOMIN then -- clouds at chunk top
|
2014-03-29 01:57:57 +01:00
|
|
|
local xrq = 16 * math.floor((x - x0) / 16) -- quantise to 16x16 lattice
|
|
|
|
local zrq = 16 * math.floor((z - z0) / 16)
|
2014-04-09 07:06:10 +02:00
|
|
|
local yrq = 79
|
|
|
|
local qixyz = zrq * 6400 + yrq * 80 + xrq + 1 -- quantised 3D index
|
|
|
|
if math.abs(nvals_fissure[qixyz]) < nvals_humid[qixyz] * 0.1 then
|
|
|
|
data[vi] = c_wscloud
|
2014-03-05 11:41:34 +01:00
|
|
|
end
|
2014-03-29 01:57:57 +01:00
|
|
|
stable[si] = 0
|
|
|
|
under[si] = 0
|
|
|
|
else -- possible above surface air node
|
|
|
|
if y >= YWAT and under[si] ~= 0 then
|
|
|
|
local fnoise = nvals_fissure[nixyz]
|
|
|
|
if under[si] == 1 then
|
|
|
|
if math.random(121) == 2 then
|
2014-04-09 07:06:10 +02:00
|
|
|
data[viu] = c_snowblock
|
2014-03-29 01:57:57 +01:00
|
|
|
elseif math.random(121) == 2 then
|
|
|
|
data[viu] = c_ice
|
|
|
|
else
|
|
|
|
data[viu] = c_wsdrygrass
|
|
|
|
if math.random(DRYCHA) == 2 then
|
|
|
|
data[vi] = c_dryshrub
|
|
|
|
end
|
|
|
|
end
|
|
|
|
elseif under[si] == 2 then
|
2014-04-01 05:28:21 +02:00
|
|
|
data[viu] = c_dirtsnow
|
|
|
|
data[vi] = c_snowblock
|
|
|
|
elseif under[si] == 3 then
|
|
|
|
if math.random(PINCHA) == 2 then
|
2014-03-29 01:57:57 +01:00
|
|
|
watershed_pinetree(x, y, z, area, data)
|
|
|
|
else
|
|
|
|
data[viu] = c_dirtsnow
|
|
|
|
data[vi] = c_snowblock
|
|
|
|
end
|
2014-04-01 05:28:21 +02:00
|
|
|
elseif under[si] == 4 then
|
2014-02-25 19:14:54 +01:00
|
|
|
data[viu] = c_wsdrygrass
|
2014-03-29 01:57:57 +01:00
|
|
|
if math.random(GRACHA) == 2 then
|
|
|
|
if math.random(5) == 2 then
|
2014-04-09 07:06:10 +02:00
|
|
|
data[vi] = c_wsgoldengrass
|
2014-03-29 01:57:57 +01:00
|
|
|
else
|
|
|
|
data[vi] = c_dryshrub
|
|
|
|
end
|
2014-02-25 19:14:54 +01:00
|
|
|
end
|
2014-04-01 05:28:21 +02:00
|
|
|
elseif under[si] == 5 then
|
2014-02-19 02:16:19 +01:00
|
|
|
data[viu] = c_wsgrass
|
2014-02-19 09:19:17 +01:00
|
|
|
if math.random(FLOCHA) == 2 then
|
2014-03-22 07:40:39 +01:00
|
|
|
watershed_flower(data, vi, fnoise)
|
2014-03-29 01:57:57 +01:00
|
|
|
elseif math.random(GRACHA) == 2 then
|
2014-03-31 06:16:20 +02:00
|
|
|
data[vi] = c_grass5
|
2014-02-19 09:19:17 +01:00
|
|
|
end
|
2014-04-01 05:28:21 +02:00
|
|
|
elseif under[si] == 6 then
|
|
|
|
if math.random(APTCHA) == 2 then
|
|
|
|
watershed_appletree(x, y, z, area, data)
|
2014-02-19 02:16:19 +01:00
|
|
|
else
|
2014-03-29 01:57:57 +01:00
|
|
|
data[viu] = c_wsgrass
|
2014-04-01 05:28:21 +02:00
|
|
|
if math.random(FLOCHA) == 2 then
|
|
|
|
data[viu] = c_wsgrass
|
|
|
|
watershed_flower(data, vi, fnoise)
|
|
|
|
elseif math.random(FOGCHA) == 2 then
|
|
|
|
data[viu] = c_wsgrass
|
|
|
|
data[vi] = c_grass5
|
2014-03-29 01:57:57 +01:00
|
|
|
end
|
|
|
|
end
|
2014-04-01 05:28:21 +02:00
|
|
|
elseif under[si] == 7 and n_temp < HITET + 0.1 then
|
|
|
|
if math.random(CACCHA) == 2 then
|
|
|
|
watershed_cactus(x, y, z, area, data)
|
|
|
|
elseif math.random(DRYCHA) == 2 then
|
|
|
|
data[vi] = c_dryshrub
|
|
|
|
end
|
|
|
|
elseif under[si] == 8 then
|
2014-03-29 01:57:57 +01:00
|
|
|
if math.random(ACACHA) == 2 then
|
|
|
|
watershed_acaciatree(x, y, z, area, data)
|
|
|
|
else
|
|
|
|
data[viu] = c_wsdrygrass
|
|
|
|
if math.random(GOGCHA) == 2 then
|
2014-04-09 07:06:10 +02:00
|
|
|
data[vi] = c_wsgoldengrass
|
2014-03-29 01:57:57 +01:00
|
|
|
end
|
|
|
|
end
|
2014-04-01 05:28:21 +02:00
|
|
|
elseif under[si] == 9 then
|
|
|
|
if math.random(JUTCHA) == 2 then
|
|
|
|
watershed_jungletree(x, y, z, area, data)
|
|
|
|
else
|
|
|
|
data[viu] = c_wsgrass
|
|
|
|
if math.random(JUGCHA) == 2 then
|
|
|
|
data[vi] = c_jungrass
|
|
|
|
end
|
2014-02-19 02:16:19 +01:00
|
|
|
end
|
|
|
|
end
|
2014-03-29 01:57:57 +01:00
|
|
|
end
|
|
|
|
stable[si] = 0
|
|
|
|
under[si] = 0
|
|
|
|
end
|
|
|
|
elseif y == y1 + 1 then -- plane of nodes above chunk
|
|
|
|
if density < 0 and y >= YWAT + 1 and under[si] ~= 0 then -- if air above fine materials
|
|
|
|
if under[si] == 1 then -- add surface nodes to chunk top layer
|
|
|
|
if math.random(121) == 2 then
|
|
|
|
data[viu] = c_dirtsnow
|
|
|
|
elseif math.random(121) == 2 then
|
|
|
|
data[viu] = c_ice
|
2014-03-29 07:32:07 +01:00
|
|
|
else
|
|
|
|
data[viu] = c_wsdrygrass
|
2014-03-29 01:57:57 +01:00
|
|
|
end
|
|
|
|
elseif under[si] == 2 then
|
|
|
|
data[viu] = c_dirtsnow
|
|
|
|
elseif under[si] == 3 then
|
2014-04-01 11:12:30 +02:00
|
|
|
data[viu] = c_dirtsnow
|
2014-02-19 02:16:19 +01:00
|
|
|
elseif under[si] == 4 then
|
2014-04-01 11:12:30 +02:00
|
|
|
data[viu] = c_wsdrygrass
|
|
|
|
elseif under[si] == 5 then
|
2014-02-25 19:14:54 +01:00
|
|
|
data[viu] = c_wsgrass
|
2014-04-01 11:12:30 +02:00
|
|
|
elseif under[si] == 6 then
|
2014-03-29 01:57:57 +01:00
|
|
|
data[viu] = c_wsgrass
|
2014-04-01 11:12:30 +02:00
|
|
|
elseif under[si] == 8 then
|
2014-03-29 01:57:57 +01:00
|
|
|
data[viu] = c_wsdrygrass
|
2014-04-01 11:12:30 +02:00
|
|
|
elseif under[si] == 9 then
|
|
|
|
data[viu] = c_wsgrass
|
2014-02-19 02:16:19 +01:00
|
|
|
end
|
|
|
|
end
|
2014-02-15 10:50:29 +01:00
|
|
|
end
|
2014-02-19 09:19:17 +01:00
|
|
|
nixyz = nixyz + 1
|
|
|
|
nixz = nixz + 1
|
2014-02-15 10:50:29 +01:00
|
|
|
vi = vi + 1
|
2014-02-19 02:16:19 +01:00
|
|
|
viu = viu + 1
|
2014-02-15 10:50:29 +01:00
|
|
|
end
|
2014-02-19 09:19:17 +01:00
|
|
|
nixz = nixz - 80
|
2014-02-15 10:50:29 +01:00
|
|
|
end
|
2014-02-19 09:19:17 +01:00
|
|
|
nixz = nixz + 80
|
2014-02-15 10:50:29 +01:00
|
|
|
end
|
2014-04-03 06:37:53 +02:00
|
|
|
-- voxelmanip stuff
|
2014-02-15 10:50:29 +01:00
|
|
|
vm:set_data(data)
|
2014-04-11 07:43:57 +02:00
|
|
|
vm:set_lighting({day=0, night=0})
|
|
|
|
vm:calc_lighting()
|
2014-02-15 10:50:29 +01:00
|
|
|
vm:write_to_map(data)
|
2014-04-03 06:37:53 +02:00
|
|
|
|
|
|
|
local chugent = math.ceil((os.clock() - t1) * 1000) -- chunk generation time
|
2014-02-17 15:43:35 +01:00
|
|
|
print ("[watershed] "..chugent.." ms")
|
2014-02-15 10:50:29 +01:00
|
|
|
end)
|