Update liquids for river flow. Liquid range 2. Double biome size. More volcanos. Regeneration by chat command
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paramat
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c0802ab89b
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@ -1,6 +1,4 @@
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watershed 0.4.3 by paramat
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watershed 0.5.0 by paramat
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For latest stable Minetest back to 0.4.8
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Depends default bucket
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Depends default stairs
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Licenses: code WTFPL, textures CC BY-SA
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watershed:redcobble texture CC BY-SA by brunob.santos
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watershed:pineling texture CC BY-SA by Splizard
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119
init.lua
119
init.lua
@ -1,12 +1,14 @@
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-- watershed 0.4.3 by paramat
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-- watershed 0.5.0 by paramat
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-- For latest stable Minetest and back to 0.4.8
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-- Depends default bucket
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-- License: code WTFPL, textures CC BY-SA
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-- watershed:redcobble texture CC BY-SA by brunob.santos
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-- watershed:pineling texture CC BY-SA by Splizard
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-- use LVM for 'ungen' check, scanning chunk below, faster mapgen
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-- 80 becomes sidelen, works with any chunk size
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-- New in 0.5.0:
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-- add 'update_liquids()' to make rivers flow
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-- liquid range 2
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-- double biome size
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-- more volcanos, 1 per kn on ridge
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-- regeneration by chat command '/regen'
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-- Parameters
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@ -32,7 +34,7 @@ local TRIVER = -0.028 -- Densitybase threshold for river surface
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local TRSAND = -0.035 -- Densitybase threshold for river sand
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local TSTREAM = -0.004 -- Densitymid threshold for stream surface
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local TSSAND = -0.005 -- Densitymid threshold for stream sand
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local TLAVA = 2.3 -- Maximum densitybase threshold for lava, small because grad is non-linear
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local TLAVA = 2 -- Maximum densitybase threshold for lava, small because grad is non-linear
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local TFIS = 0.01 -- Fissure threshold, controls width
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local TSEAM = 0.2 -- Seam threshold, width of seams
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local ORESCA = 512 -- Seam system vertical scale
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@ -88,7 +90,7 @@ local np_fissure = {
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local np_temp = {
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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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spread = {x=1024, y=1024, z=1024},
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seed = 9130,
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octaves = 3,
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persist = 0.5
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@ -99,7 +101,7 @@ local np_temp = {
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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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spread = {x=1024, y=1024, z=1024},
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seed = -55500,
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octaves = 3,
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persist = 0.5
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@ -173,32 +175,12 @@ local np_magma = {
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-- Stuff
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watershed = {}
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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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-- On generated function
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-- Mapchunk generation 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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-- voxelmanip stuff
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local vm, emin, emax = minetest.get_mapgen_object("voxelmanip") -- min, max points for emerged area/voxelarea
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local area = VoxelArea:new{MinEdge=emin, MaxEdge=emax} -- voxelarea helper for indexes
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local data = vm:get_data() -- get flat array of voxelarea content ids
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-- content ids
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function watershed_chunkgen(x0, y0, z0, x1, y1, z1, area, data)
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local c_air = minetest.get_content_id("air")
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local c_ignore = minetest.get_content_id("ignore")
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local c_water = minetest.get_content_id("default:water_source")
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@ -300,7 +282,7 @@ minetest.register_on_generated(function(minp, maxp, seed)
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local tstream = TSTREAM * (1 - n_absmid) -- stream threshold
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local tssand = TSSAND * (1 - n_absmid) -- stream sand
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local tstone = TSTONE * (1 + grad) -- stone threshold
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local tlava = TLAVA * (1 - n_magma ^ 4 * terblen ^ 16 * 0.5) -- lava threshold
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local tlava = TLAVA * (1 - n_magma ^ 4 * terblen ^ 16 * 0.6) -- lava threshold
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local ysand = YSAV + n_fissure * SAMP + math.random() * 2 -- sandline
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local bergdep = math.abs(n_seam) * BERGDEP -- iceberg depth
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@ -643,12 +625,83 @@ minetest.register_on_generated(function(minp, maxp, seed)
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end
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nixz = nixz + sidelen
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end
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-- voxelmanip stuff
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end
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-- Regenerate chunk by chat command. Dependant on chunksize = 5.
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minetest.register_chatcommand("regen",{
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description = "Regenerate player's current mapchunk",
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privs = {privs = server, rollback},
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func = function(name, params)
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local t1 = os.clock()
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local player = minetest.get_player_by_name(name)
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local pos = player:getpos()
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local plax = math.floor(pos.x + 0.5)
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local play = math.floor(pos.y + 0.5)
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local plaz = math.floor(pos.z + 0.5)
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local x0 = (80 * math.floor((plax + 32) / 80)) - 32
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local y0 = (80 * math.floor((play + 32) / 80)) - 32
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local z0 = (80 * math.floor((plaz + 32) / 80)) - 32
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local x1 = x0 + 79
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local y1 = y0 + 79
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local z1 = z0 + 79
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if y0 < YMIN or y1 > YMAX then
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return
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end
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print ("[watershed] regenerate mapchunk")
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local vm = minetest.get_voxel_manip()
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local pos1 = {x = x0, y = y0 - 1, z = z0}
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local pos2 = {x = x1, y = y1 + 1, z = z1}
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local emin, emax = vm:read_from_map(pos1, pos2)
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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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watershed_chunkgen(x0, y0, z0, x1, y1, z1, area, data)
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vm:set_data(data)
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vm:write_to_map()
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vm:update_map()
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local chugent = math.ceil((os.clock() - t1) * 1000)
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print ("[watershed] "..chugent.." ms")
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end
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})
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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] generate mapchunk minp ("..x0.." "..y0.." "..z0..")")
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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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watershed_chunkgen(x0, y0, z0, x1, y1, z1, area, data)
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vm:set_data(data)
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vm:set_lighting({day=0, night=0})
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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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local chugent = math.ceil((os.clock() - t1) * 1000) -- chunk generation time
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local chugent = math.ceil((os.clock() - t1) * 1000)
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print ("[watershed] "..chugent.." ms")
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end)
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@ -380,7 +380,7 @@ minetest.register_node("watershed:freshwater", {
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liquid_alternative_source = "watershed:freshwater",
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liquid_viscosity = WATER_VISC,
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liquid_renewable = false,
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liquid_range = 4,
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liquid_range = 2,
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post_effect_color = {a=64, r=100, g=150, b=200},
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groups = {water=3, liquid=3, puts_out_fire=1},
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})
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@ -417,7 +417,7 @@ minetest.register_node("watershed:freshwaterflow", {
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liquid_alternative_source = "watershed:freshwater",
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liquid_viscosity = WATER_VISC,
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liquid_renewable = false,
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liquid_range = 4,
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liquid_range = 2,
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post_effect_color = {a=64, r=100, g=150, b=200},
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groups = {water=3, liquid=3, puts_out_fire=1, not_in_creative_inventory=1},
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})
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@ -530,7 +530,7 @@ minetest.register_node("watershed:mixwater", {
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liquid_alternative_source = "watershed:mixwater",
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liquid_viscosity = WATER_VISC,
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liquid_renewable = false,
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liquid_range = 4,
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liquid_range = 2,
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post_effect_color = {a=64, r=100, g=120, b=200},
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groups = {water=3, liquid=3, puts_out_fire=1},
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})
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@ -567,7 +567,7 @@ minetest.register_node("watershed:mixwaterflow", {
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liquid_alternative_source = "watershed:mixwater",
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liquid_viscosity = WATER_VISC,
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liquid_renewable = false,
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liquid_range = 4,
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liquid_range = 2,
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post_effect_color = {a=64, r=100, g=120, b=200},
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groups = {water=3, liquid=3, puts_out_fire=1, not_in_creative_inventory=1},
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})
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