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Merge pull request 'Fix daylight sensor.' (#2041) from fix-daylight-sensor into master

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Reviewed-on: https://git.minetest.land/MineClone2/MineClone2/pulls/2041
This commit is contained in:
cora 2022-03-09 22:50:29 +00:00
commit c5993a60ae
1 changed files with 68 additions and 12 deletions
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80
mods/ITEMS/REDSTONE/mesecons_solarpanel/init.lua
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@ -1,5 +1,69 @@
local S = minetest.get_translator(minetest.get_current_modname())
local function path_to_sunlight_exists(position, light_level)
local neighbours = {
{ x = 0, y = 0, z =-1 },
{ x = 0, y = 0, z = 1 },
{ x = 0, y =-1, z = 0 },
{ x = 0, y = 1, z = 0 },
{ x =-1, y = 0, z = 0 },
{ x = 1, y = 0, z = 0 },
}
for i=1, #neighbours do
local offset = neighbours[i]
local position_new = vector.add(
position,
offset
)
local light_level_new = minetest.get_node_light(
position_new,
nil
)
if 15 == light_level_new then
-- found the sunlight
return true
elseif light_level_new > light_level then
-- search where light is brighter
if path_to_sunlight_exists(
position_new,
light_level_new
) then
return true
end
end
end
end
local function sunlight_visible(position)
local light_level
-- Minetest 5.4.0+ can measure the daylight level at a position
if nil ~= minetest.get_natural_light then
light_level = minetest.get_natural_light(
position,
nil
)
if light_level >= 12 then
return true
end
else -- Minetest 5.3.0 or less can only measure the light level
local time = minetest.get_timeofday() * 24000
-- only check light level during day
if time > 6000 and time < 18000 then
light_level = minetest.get_node_light(
position,
nil
)
if light_level >= 12 then
return path_to_sunlight_exists(
position,
12
)
end
end
end
return false
end
local boxes = { -8/16, -8/16, -8/16, 8/16, -2/16, 8/16 }
-- Daylight Sensor
@ -95,9 +159,7 @@ minetest.register_abm({
interval = 1,
chance = 1,
action = function(pos, node, active_object_count, active_object_count_wider)
local light = minetest.get_node_light(pos, nil)
if light >= 12 and minetest.get_timeofday() > 0.2 and minetest.get_timeofday() < 0.8 then
if sunlight_visible(pos) then
minetest.set_node(pos, {name="mesecons_solarpanel:solar_panel_on", param2=node.param2})
mesecon.receptor_on(pos, mesecon.rules.pplate)
end
@ -110,9 +172,7 @@ minetest.register_abm({
interval = 1,
chance = 1,
action = function(pos, node, active_object_count, active_object_count_wider)
local light = minetest.get_node_light(pos, nil)
if light < 12 then
if not sunlight_visible(pos) then
minetest.set_node(pos, {name="mesecons_solarpanel:solar_panel_off", param2=node.param2})
mesecon.receptor_off(pos, mesecon.rules.pplate)
end
@ -202,9 +262,7 @@ minetest.register_abm({
interval = 1,
chance = 1,
action = function(pos, node, active_object_count, active_object_count_wider)
local light = minetest.get_node_light(pos, nil)
if light < 12 then
if not sunlight_visible(pos) then
minetest.set_node(pos, {name="mesecons_solarpanel:solar_panel_inverted_on", param2=node.param2})
mesecon.receptor_on(pos, mesecon.rules.pplate)
end
@ -217,9 +275,7 @@ minetest.register_abm({
interval = 1,
chance = 1,
action = function(pos, node, active_object_count, active_object_count_wider)
local light = minetest.get_node_light(pos, nil)
if light >= 12 and minetest.get_timeofday() > 0.8 and minetest.get_timeofday() < 0.2 then
if sunlight_visible(pos) then
minetest.set_node(pos, {name="mesecons_solarpanel:solar_panel_inverted_off", param2=node.param2})
mesecon.receptor_off(pos, mesecon.rules.pplate)
end