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planet_mars
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use param1 light update to light-up caves

master
BuckarooBanzay 2020-12-08 11:43:21 +01:00
parent d345cfe3d2
commit c7d5bcd6be
1 changed files with 28 additions and 33 deletions
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61
light_restore_command.lua
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@ -1,48 +1,43 @@
local c_air = minetest.get_content_id("air")
local c_airlight = minetest.get_content_id("planet_mars:airlight")
minetest.register_chatcommand("mars_lightup", {
description = "restores the airlights on mars around the player position",
func = function(name)
local player = minetest.get_player_by_name(name)
local pos = player:get_pos()
description = "restores the airlights on mars around the player position",
func = function(name)
local player = minetest.get_player_by_name(name)
local pos = player:get_pos()
if not planet_mars.is_pos_on_mars(pos) then
-- TODO: only light up in mars _caves_
return false, "You are not on mars!"
end
local start = minetest.get_us_time()
local radius = 16
local range = {x=radius, y=radius, z=radius}
-- column shape to let light propagate
local range = {x=radius, y=radius*5, z=radius}
local pos1 = vector.subtract(pos, range)
local pos2 = vector.add(pos, range)
local pos1 = vector.subtract(pos, range)
local pos2 = vector.add(pos, range)
local manip = minetest.get_voxel_manip()
local e1, e2 = manip:read_from_map(pos1, pos2)
local area = VoxelArea:new({MinEdge=e1, MaxEdge=e2})
local data = manip:get_data()
local count = 0
local manip = minetest.get_voxel_manip()
local e1, e2 = manip:read_from_map(pos1, pos2)
local area = VoxelArea:new({MinEdge=e1, MaxEdge=e2})
local data = manip:get_light_data()
for z=pos1.z, pos2.z do
for y=pos1.y, pos2.y do
for x=pos1.x, pos2.x do
for z=pos1.z, pos2.z do
for y=pos1.y, pos2.y do
for x=pos1.x, pos2.x do
local index = area:index(x, y, z)
data[index] = 14 -- MAX_LIGHT
end
end
end
local index = area:index(x, y, z)
-- check for air and randomize
if data[index] == c_air and math.random(5) == 1 then
data[index] = c_airlight
count = count + 1
end
manip:set_light_data(data)
manip:write_to_map()
end
end
end
local diff = minetest.get_us_time() - start
local millis = math.floor(diff / 1000)
manip:set_data(data)
manip:write_to_map()
return true, "Replaced " .. count .. " air nodes with airlights " ..
"in a " .. radius .. " node radius"
end
return true, "light-up completed in " .. millis .. " milliseconds"
end
})