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add mapgen prefill feature for water

mineclone_compatibility
FaceDeer 2017-03-17 15:20:19 -06:00
parent 67fed9944f
commit eff43b5993
2 changed files with 45 additions and 0 deletions

View File

@ -329,4 +329,40 @@ if springs then
end
end
})
end
local mapgen_prefill = minetest.setting_getbool("dynamic_liquid_mapgen_prefill")
mapgen_prefill = mapgen_prefill or mapgen_prefill == nil -- default true
if mapgen_prefill then
local c_water = minetest.get_content_id("default:water_source")
local c_air = minetest.get_content_id("air")
local water_level = minetest.get_mapgen_params().water_level
minetest.register_on_generated(function(minp, maxp, seed)
if minp.y >= water_level then
return
end
local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
local area = VoxelArea:new{MinEdge=emin, MaxEdge=emax}
vm:get_data(data)
local filling = false
for z = minp.z, maxp.z do
for x = minp.x, maxp.x do
for y = maxp.y, minp.y, -1 do
local vi = area:index(x,y,z)
if data[vi] == c_water then
filling = true
elseif data[vi] == c_air and filling == true then
data[vi] = c_water
else filling = false end
end
filling = false
end
end
vm:set_data(data)
vm:write_to_map()
end)
end

View File

@ -24,6 +24,15 @@ dynamic_liquid_springs (Springs) bool true
#"flow_through"
dynamic_liquid_flow_through (Flow-through) bool true
#During map generation, this mod can attempt to "pre-fill" underwater cave
#entrances by replacing air directly below water with additional water blocks.
#This process is only attempted below "sea level" and is not perfect - it will
#only fill down to the bottom of the map block being generated and it won't
#fill out openings to the sides. But it should hopefully reduce the magnitude
#of the whirlpools that form over cave entrances and the load on the active
#block modifier in these situations.
dynamic_liquid_mapgen_prefill (Mapgen water prefill) bool true
[Flow Rates]
#Sets the probability of water flow per block per second.