From ceb8a71f27b45c304ce2626cc4f939a52323b192 Mon Sep 17 00:00:00 2001 From: kpoppel <poulsen.kim@gmail.com> Date: Mon, 03 Jun 2013 23:48:46 +0200 Subject: [PATCH] Merge pull request #19 from kpoppel/master --- technic/solar_panel.lua | 41 ++++++++++++++++++++++++++++------------- 1 files changed, 28 insertions(+), 13 deletions(-) diff --git a/technic/solar_panel.lua b/technic/solar_panel.lua index 02a8f69..5b53f5f 100644 --- a/technic/solar_panel.lua +++ b/technic/solar_panel.lua @@ -1,3 +1,6 @@ +-- Solar panels are the building blocks of LV solar arrays +-- They can however also be used separately but with reduced efficiency due to the missing transformer. +-- Individual panels are 20% less efficient than when the panels are combined into full arrays. minetest.register_node("technic:solar_panel", { tiles = {"technic_solar_panel_top.png", "technic_solar_panel_bottom.png", "technic_solar_panel_side.png", "technic_solar_panel_side.png", "technic_solar_panel_side.png", "technic_solar_panel_side.png"}, @@ -7,7 +10,7 @@ active = false, technic_power_machine=1, internal_EU_buffer=0; - internal_EU_buffer_size=1000; + internal_EU_buffer_size=160; drawtype = "nodebox", paramtype = "light", is_ground_content = true, @@ -23,7 +26,7 @@ local meta = minetest.env:get_meta(pos) meta:set_float("technic_power_machine", 1) meta:set_float("internal_EU_buffer", 0) - meta:set_float("internal_EU_buffer_size", 1000) + meta:set_float("internal_EU_buffer_size", 160) meta:set_string("infotext", "Solar Panel") meta:set_float("active", false) @@ -34,7 +37,7 @@ output = 'technic:solar_panel 1', recipe = { {'technic:doped_silicon_wafer', 'technic:doped_silicon_wafer','technic:doped_silicon_wafer'}, - {'technic:doped_silicon_wafer', 'moreores:copper_ingot','technic:doped_silicon_wafer'}, + {'technic:doped_silicon_wafer', 'technic:lv_cable', 'technic:doped_silicon_wafer'}, {'technic:doped_silicon_wafer', 'technic:doped_silicon_wafer','technic:doped_silicon_wafer'}, } @@ -42,29 +45,39 @@ minetest.register_abm( {nodenames = {"technic:solar_panel"}, - interval = 1, - chance = 1, + interval = 1, + chance = 1, action = function(pos, node, active_object_count, active_object_count_wider) - + -- The action here is to make the solar panel prodice power + -- Power is dependent on the light level and the height above ground + -- 130m and above is optimal as it would be above cloud level. + -- Height gives 1/4 of the effect, light 3/4. Max. effect is 26EU. + -- 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 -10m local pos1={} pos1.y=pos.y+1 pos1.x=pos.x pos1.z=pos.z local light = minetest.env:get_node_light(pos1, nil) + local time_of_day = minetest.env:get_timeofday() local meta = minetest.env:get_meta(pos) if light == nil then light = 0 end - if light >= 12 then - meta:set_string("infotext", "Solar Panel is active ") - meta:set_float("active",1) + -- turn on panel only during day time and if sufficient light + -- I know this is counter intuitive when cheating by using other light sources underground. + if light >= 12 and time_of_day>=0.24 and time_of_day<=0.76 and pos.y > -10 then local internal_EU_buffer=meta:get_float("internal_EU_buffer") local internal_EU_buffer_size=meta:get_float("internal_EU_buffer_size") - local charge_to_give=40+(pos1.y/250*40) -- make solar energy depending on height + local charge_to_give=math.floor(light*(light*0.0867+pos1.y/130*0.4333)) if charge_to_give<0 then charge_to_give=0 end - if charge_to_give>160 then charge_to_give=160 end + if charge_to_give>26 then charge_to_give=26 end if internal_EU_buffer+charge_to_give>internal_EU_buffer_size then - charge_to_give=internal_EU_buffer_size-internal_EU_buffer + charge_to_give=internal_EU_buffer_size-internal_EU_buffer end + meta:set_string("infotext", "Solar Panel is active ("..charge_to_give.."EU)") + meta:set_float("active",1) internal_EU_buffer=internal_EU_buffer+charge_to_give meta:set_float("internal_EU_buffer",internal_EU_buffer) @@ -73,4 +86,6 @@ meta:set_float("active",0) end end, -}) \ No newline at end of file +}) + +register_LV_machine ("technic:solar_panel","PR") -- Gitblit v1.8.0