make solar arrays only work with sunlight

This commit is contained in:
DS-Minetest 2017-04-24 17:58:27 +02:00
parent 42efc7e47c
commit 2f3a9061c0

View File

@ -1,17 +1,17 @@
local S = technic.getter
local function get_light(param1)
local alight = (param1-param1%16)/16
local sunlight = (param1%16 ~= alight and param1%16) or 0
return sunlight, alight
end
function technic.register_solar_array(data)
local tier = data.tier
local ltier = string.lower(tier)
local run = function(pos, node)
-- The action here is to make the solar array produce power
-- Power is dependent on the light level and the height above ground
-- There are many ways to cheat by using other light sources like lamps.
-- As there is no way to determine if light is sunlight that is just a shame.
-- To take care of some of it solar panels do not work outside daylight hours or if
-- built below 0m
local function run(pos, node)
local pos1 = {}
local machine_name = S("Arrayed Solar %s Generator"):format(tier)
pos1.y = pos.y + 1
@ -19,14 +19,12 @@ function technic.register_solar_array(data)
pos1.z = pos.z
technic.get_or_load_node(pos1)
local light = minetest.get_node_light(pos1, nil)
local light = get_light(node.param1)
local time_of_day = minetest.get_timeofday()
local meta = minetest.get_meta(pos)
light = light or 0
-- turn on array only during day time and if sufficient light
-- I know this is counter intuitive when cheating by using other light sources.
if light >= 12 and time_of_day >= 0.24 and time_of_day <= 0.76 and pos.y > 0 then
if light >= 12 and time_of_day >= 0.24 and time_of_day <= 0.76 then
local charge_to_give = math.floor((light + pos.y) * data.power)
charge_to_give = math.max(charge_to_give, 0)
charge_to_give = math.min(charge_to_give, data.power * 50)
@ -37,7 +35,7 @@ function technic.register_solar_array(data)
meta:set_int(tier.."_EU_supply", 0)
end
end
minetest.register_node("technic:solar_array_"..ltier, {
tiles = {"technic_"..ltier.."_solar_array_top.png", "technic_"..ltier.."_solar_array_bottom.png",
"technic_"..ltier.."_solar_array_side.png", "technic_"..ltier.."_solar_array_side.png",