From 3055270a7cda08b3ebc9cc38bcd871fb1dd12264 Mon Sep 17 00:00:00 2001
From: kpoppel <poulsen.kim@gmail.com>
Date: Thu, 11 Jul 2013 03:45:56 +0200
Subject: [PATCH] Add nuclear reactor

---
 technic/textures/technicx32/technic_hv_nuclear_reactor_core.png |    0 
 technic/textures/hires/technic_hv_nuclear_reactor_core_16.png   |    0 
 technic/textures/hires/technic_hv_nuclear_reactor_core_256.png  |    0 
 technic/generator.lua                                           |    5 
 technic/textures/hires/technic_hv_nuclear_reactor_core_512.png  |    0 
 technic/init.lua                                                |    8 -
 technic/nuclear_reactor_hv.lua                                  |  239 +++++++++++++++++++++++++++++++++++++++++++++++
 technic/textures/hires/technic_hv_nuclear_reactor_core_64.png   |    0 
 technic/textures/hires/technic_hv_nuclear_reactor_core_128.png  |    0 
 technic/textures/technic_hv_nuclear_reactor_core.png            |    0 
 technic/textures/hires/technic_hv_nuclear_reactor_core_32.png   |    0 
 11 files changed, 245 insertions(+), 7 deletions(-)

diff --git a/technic/generator.lua b/technic/generator.lua
index 5d3554d..21db4b4 100644
--- a/technic/generator.lua
+++ b/technic/generator.lua
@@ -1,4 +1,4 @@
--- Th coal driven EU generator.
+-- The coal driven EU generator.
 -- A simple device to get started on the electric machines.
 -- Inefficient and expensive in coal (200EU 16 ticks)
 -- Also only allows for LV machinery to run.
@@ -103,6 +103,7 @@
 		     else
 			burn_time = burn_time - 1
 			meta:set_int("burn_time",burn_time)
+			meta:set_string("infotext", "Coal Electric Generator ("..math.floor(burn_time/16*100).."%)")
 		     end
 		  end
 
@@ -119,6 +120,8 @@
 			   meta:set_int("burn_time",burn_time)
 			   hacky_swap_node (pos,"technic:generator_active") 
 			   meta:set_int("LV_EU_supply", 200) -- Give 200EUs
+			else
+			   meta:set_int("LV_EU_supply", 0)
 			end
 		     end
 		  end
diff --git a/technic/init.lua b/technic/init.lua
index edb1c34..bc7e628 100644
--- a/technic/init.lua
+++ b/technic/init.lua
@@ -58,17 +58,13 @@
 ---- lighting and associated textures is taken directly from VanessaE's homedecor and made electric.
 dofile(modpath.."/power_radiator.lua")
 dofile(modpath.."/lighting.lua")
---
-----HV machines
-dofile(modpath.."/wires_hv.lua")
-dofile(modpath.."/battery_box_hv.lua")
-dofile(modpath.."/solar_array_hv.lua")
 
 --HV machines
 dofile(modpath.."/wires_hv.lua")
 dofile(modpath.."/battery_box_hv.lua")
 dofile(modpath.."/solar_array_hv.lua")
 --dofile(modpath.."/down_converter_hv.lua")
+dofile(modpath.."/nuclear_reactor_hv.lua")
 
 --Tools
 if technic.config:getBool("enable_mining_drill") then dofile(modpath.."/mining_drill.lua") end
@@ -78,7 +74,7 @@
 dofile(modpath.."/chainsaw.lua")
 dofile(modpath.."/tree_tap.lua")
 dofile(modpath.."/sonic_screwdriver.lua")
---
+
 ---- mesecons and tubes related
 dofile(modpath.."/injector.lua")
 dofile(modpath.."/node_breaker.lua")
diff --git a/technic/nuclear_reactor_hv.lua b/technic/nuclear_reactor_hv.lua
new file mode 100644
index 0000000..3a15d31
--- /dev/null
+++ b/technic/nuclear_reactor_hv.lua
@@ -0,0 +1,239 @@
+-- The enriched uranium rod driven EU generator.
+-- A very large and advanced machine providing vast amounts of power.
+-- Very efficient but also expensive to run as it needs uranium. (10000EU 86400 ticks (24h))
+-- Provides HV EUs that can be down converted as needed.
+--
+-- The nuclear reactor core needs water and a protective shield to work.
+-- This is checked now and then and if the machine is tampered with... BOOM!
+local burn_ticks   =     1                      -- [minutes]. How many minutes does the power plant burn per serving?
+local power_supply = 10000                      -- [HV] EUs
+local fuel_type    = "technic:enriched_uranium" -- This reactor burns this stuff
+
+-- FIXME: recipe must make more sense like a rod recepticle, steam chamber, HV generator?
+minetest.register_craft({
+	output = 'technic:hv_nuclear_reactor_core',
+	recipe = {
+		{'default:stainless_steel_ingot', 'default:stainless_steel_ingot', 'default:stainless_steel_ingot'},
+		{'default:stainless_steel_ingot', '', 'default:stainless_steel_ingot'},
+		{'default:stainless_steel_ingot', 'technic:hv_cable', 'default:stainless_steel_ingot'},
+	}
+})
+
+minetest.register_craftitem("technic:hv_nuclear_reactor_core", {
+	description = "Uranium Rod Driven HV Reactor",
+	stack_max = 1,
+}) 
+
+local generator_formspec =
+	"invsize[8,9;]"..
+--	"image[0,0;5,5;technic_generator_menu.png]"..
+	"label[0,0;Nuclear Reactor Rod Compartment]"..
+	"list[current_name;src;2,1;3,2;]"..
+	"list[current_player;main;0,5;8,4;]"
+
+-- "Boxy sphere"
+local nodebox = {{ -0.353, -0.353, -0.353, 0.353, 0.353, 0.353 }, -- Box
+		 { -0.495, -0.064, -0.064, 0.495, 0.064, 0.064 }, -- Circle +-x
+		 { -0.483, -0.128, -0.128, 0.483, 0.128, 0.128 },
+		 { -0.462, -0.191, -0.191, 0.462, 0.191, 0.191 },
+		 { -0.433, -0.249, -0.249, 0.433, 0.249, 0.249 },
+		 { -0.397, -0.303, -0.303, 0.397, 0.303, 0.303 },
+		 { -0.305, -0.396, -0.305, 0.305, 0.396, 0.305 }, -- Circle +-y
+		 { -0.250, -0.432, -0.250, 0.250, 0.432, 0.250 },
+		 { -0.191, -0.461, -0.191, 0.191, 0.461, 0.191 },
+		 { -0.130, -0.482, -0.130, 0.130, 0.482, 0.130 },
+		 { -0.066, -0.495, -0.066, 0.066, 0.495, 0.066 },
+		 { -0.064, -0.064, -0.495, 0.064, 0.064, 0.495 }, -- Circle +-z
+		 { -0.128, -0.128, -0.483, 0.128, 0.128, 0.483 },
+		 { -0.191, -0.191, -0.462, 0.191, 0.191, 0.462 },
+		 { -0.249, -0.249, -0.433, 0.249, 0.249, 0.433 },
+		 { -0.303, -0.303, -0.397, 0.303, 0.303, 0.397 },
+		 }
+
+minetest.register_node(
+   "technic:hv_nuclear_reactor_core",
+   {
+      description = "Nuclear Reactor",
+      tiles = {"technic_hv_nuclear_reactor_core.png", "technic_hv_nuclear_reactor_core.png", "technic_hv_nuclear_reactor_core.png",
+	       "technic_hv_nuclear_reactor_core.png", "technic_hv_nuclear_reactor_core.png", "technic_hv_nuclear_reactor_core.png"},
+--      paramtype2 = "facedir",
+      groups = {snappy=2,choppy=2,oddly_breakable_by_hand=2},
+      legacy_facedir_simple = true,
+      sounds = default.node_sound_wood_defaults(),
+      drawtype="nodebox",
+      paramtype = "light",
+      node_box = {
+	 type = "fixed",
+	 fixed = nodebox
+      },
+      on_construct = function(pos)
+			local meta = minetest.env:get_meta(pos)
+			meta:set_string("infotext", "Nuclear Reactor Core")
+			meta:set_float("technic_hv_power_machine", 1)
+			meta:set_int("HV_EU_supply", 0)
+			meta:set_int("HV_EU_from_fuel", 1) -- Signal to the switching station that this device burns some sort of fuel and needs special handling
+			meta:set_int("burn_time", 0)
+			meta:set_string("formspec", generator_formspec)
+			local inv = meta:get_inventory()
+			inv:set_size("src", 6)
+		end,	
+      can_dig = function(pos,player)
+		   local meta = minetest.env:get_meta(pos);
+		   local inv = meta:get_inventory()
+		   if not inv:is_empty("src") then
+		      minetest.chat_send_player(player:get_player_name(), "Machine cannot be removed because it is not empty");
+		      return false
+		   else
+		      return true
+		   end
+		end,
+   })
+
+minetest.register_node(
+   "technic:hv_nuclear_reactor_core_active",
+   {
+      description = "Coal Driven Generator",
+      tiles = {"technic_hv_nuclear_reactor_core.png", "technic_hv_nuclear_reactor_core.png", "technic_hv_nuclear_reactor_core.png",
+	       "technic_hv_nuclear_reactor_core.png", "technic_hv_nuclear_reactor_core.png", "technic_hv_nuclear_reactor_core.png"},
+--      paramtype2 = "facedir",
+      groups = {snappy=2,choppy=2,oddly_breakable_by_hand=2,not_in_creative_inventory=1},
+      legacy_facedir_simple = true,
+      sounds = default.node_sound_wood_defaults(),
+      drop="technic:generator",
+      drawtype="nodebox",
+      light_source = 15,
+      paramtype = "light",
+      node_box = {
+	 type = "fixed",
+	 fixed = nodebox
+      },
+      can_dig = function(pos,player)
+		   local meta = minetest.env:get_meta(pos);
+		   local inv = meta:get_inventory()
+		   if not inv:is_empty("src") then
+		      minetest.chat_send_player(player:get_player_name(), "Machine cannot be removed because it is not empty");
+		      return false
+		   else
+		      return true
+		   end
+		end,
+   })
+
+local check_reactor_structure = function(pos)
+				   -- The reactor consists of an 11x11x11 cube structure
+				   -- A cross section through the middle:
+				   --  CCCCC CCCCC
+				   --  CCCCC CCCCC
+				   --  CCSSS SSSCC
+				   --  CCSCC CCSCC
+				   --  CCSCWWWCSCC
+				   --  CCSCW#WCSCC
+				   --  CCSCW|WCSCC
+				   --  CCSCC|CCSCC
+				   --  CCSSS|SSSCC
+				   --  CCCCC|CCCCC
+				   --  C = Concrete, S = Stainless Steel, W = water node (not floating), #=reactor core, |=HV cable
+				   --  The man-hole and the HV cable is only in the middle.
+				   local water_nodes = minetest.find_nodes_in_area({x=pos.x-1, y=pos.y-1, z=pos.z-1},
+									     {x=pos.x+1, y=pos.y+1, z=pos.z+1}, "default:water_source")
+				   --print("Water      (  25):"..#water_nodes)
+				   if #water_nodes ~= 25 then
+				      --print("Water supply defect")
+				      return 0
+				   end
+				   local inner_shield_nodes = minetest.find_nodes_in_area({x=pos.x-2, y=pos.y-2, z=pos.z-2},
+											  {x=pos.x+2, y=pos.y+2, z=pos.z+2}, "technic:concrete")
+
+				   --print("Concrete 1 (  96):"..#inner_shield_nodes)
+				   if #inner_shield_nodes ~= 96 then
+				      --print("Inner shield defect")
+				      return 0
+				   end
+				   local steel_shield_nodes = minetest.find_nodes_in_area({x=pos.x-3, y=pos.y-3, z=pos.z-3},
+											  {x=pos.x+3, y=pos.y+3, z=pos.z+3}, "default:steelblock")
+
+				   --print("Steel      ( 216):"..#steel_shield_nodes)
+				   if #steel_shield_nodes ~= 216 then
+				      --print("Steel shield defect")
+				      return 0
+				   end
+				   local outer_shield_nodes = minetest.find_nodes_in_area({x=pos.x-5, y=pos.y-5, z=pos.z-5},
+											  {x=pos.x+5, y=pos.y+5, z=pos.z+5}, "technic:concrete")
+				   --print("Concrete 2 (1080):"..#outer_shield_nodes)
+				   if #outer_shield_nodes ~= (984+#inner_shield_nodes) then
+				      --print("Outer shield defect")
+				      return 0
+				   end
+				   return 1
+				end
+
+local explode_reactor = function(pos)
+			   print("BOOM A reactor exploded!")
+			end
+
+minetest.register_abm(
+   {
+      nodenames = {"technic:hv_nuclear_reactor_core","technic:hv_nuclear_reactor_core_active"},
+      interval = 1,
+      chance   = 1,
+      action = function(pos, node, active_object_count, active_object_count_wider)
+		  local meta = minetest.env:get_meta(pos)
+		  local burn_time= meta:get_int("burn_time")
+
+		  -- If more to burn and the energy produced was used: produce some more
+		  if burn_time>0 then
+		     if meta:get_int("HV_EU_supply") == 0 then
+			-- We did not use the power
+			meta:set_int("HV_EU_supply", power_sypply)
+		     else
+			burn_time = burn_time - 1
+			meta:set_int("burn_time",burn_time)
+			meta:set_string("infotext", "Nuclear Reactor Core ("..math.floor(burn_time/(burn_ticks*60)*100).."%)")
+		     end
+		  end
+
+		  -- Burn another piece of coal
+		  if burn_time==0 then
+		     local inv = meta:get_inventory()
+		     local correct_fuel_count = 0
+		     if inv:is_empty("src") == false  then 
+			local srclist= inv:get_list("src")
+			for _, srcstack in pairs(srclist) do
+			   if srcstack then
+			      local src_item=srcstack:to_table()
+			      if src_item and src_item["name"] == fuel_type then
+				 correct_fuel_count = correct_fuel_count + 1
+			      end
+			   end
+			end
+			-- Check that the reactor is complete as well as the correct number of correct fuel
+			if correct_fuel_count == 6 then
+			   if check_reactor_structure(pos) == 1 then
+			      burn_time=burn_ticks*60
+			      meta:set_int("burn_time",burn_time)
+			      hacky_swap_node (pos,"technic:hv_nuclear_reactor_core_active") 
+			      meta:set_int("HV_EU_supply", power_supply)
+			      for idx, srcstack in pairs(srclist) do
+				 srcstack:take_item()
+				 inv:set_stack("src", idx, srcstack)
+			      end
+			   else
+			      -- BOOM!!! (the reactor was compromised and it should explode after some time) TNT mod inspired??
+			      explode_reactor(pos)
+			   end
+			else
+			   meta:set_int("HV_EU_supply", 0)
+			end
+		     end
+		  end
+
+		  -- Nothing left to burn
+		  if burn_time==0 then
+		     meta:set_string("infotext", "Nuclear Reactor Core (idle)")
+		     hacky_swap_node (pos,"technic:hv_nuclear_reactor_core")
+		  end
+	       end
+   })
+
+technic.register_HV_machine ("technic:hv_nuclear_reactor_core","PR")
+technic.register_HV_machine ("technic:hv_nuclear_reactor_core_active","PR")
diff --git a/technic/textures/hires/technic_hv_nuclear_reactor_core_128.png b/technic/textures/hires/technic_hv_nuclear_reactor_core_128.png
new file mode 100644
index 0000000..2848f89
--- /dev/null
+++ b/technic/textures/hires/technic_hv_nuclear_reactor_core_128.png
Binary files differ
diff --git a/technic/textures/hires/technic_hv_nuclear_reactor_core_16.png b/technic/textures/hires/technic_hv_nuclear_reactor_core_16.png
new file mode 100644
index 0000000..4661177
--- /dev/null
+++ b/technic/textures/hires/technic_hv_nuclear_reactor_core_16.png
Binary files differ
diff --git a/technic/textures/hires/technic_hv_nuclear_reactor_core_256.png b/technic/textures/hires/technic_hv_nuclear_reactor_core_256.png
new file mode 100644
index 0000000..5187fab
--- /dev/null
+++ b/technic/textures/hires/technic_hv_nuclear_reactor_core_256.png
Binary files differ
diff --git a/technic/textures/hires/technic_hv_nuclear_reactor_core_32.png b/technic/textures/hires/technic_hv_nuclear_reactor_core_32.png
new file mode 100644
index 0000000..3d380da
--- /dev/null
+++ b/technic/textures/hires/technic_hv_nuclear_reactor_core_32.png
Binary files differ
diff --git a/technic/textures/hires/technic_hv_nuclear_reactor_core_512.png b/technic/textures/hires/technic_hv_nuclear_reactor_core_512.png
new file mode 100644
index 0000000..ba2bd89
--- /dev/null
+++ b/technic/textures/hires/technic_hv_nuclear_reactor_core_512.png
Binary files differ
diff --git a/technic/textures/hires/technic_hv_nuclear_reactor_core_64.png b/technic/textures/hires/technic_hv_nuclear_reactor_core_64.png
new file mode 100644
index 0000000..2fa8f18
--- /dev/null
+++ b/technic/textures/hires/technic_hv_nuclear_reactor_core_64.png
Binary files differ
diff --git a/technic/textures/technic_hv_nuclear_reactor_core.png b/technic/textures/technic_hv_nuclear_reactor_core.png
new file mode 100644
index 0000000..4661177
--- /dev/null
+++ b/technic/textures/technic_hv_nuclear_reactor_core.png
Binary files differ
diff --git a/technic/textures/technicx32/technic_hv_nuclear_reactor_core.png b/technic/textures/technicx32/technic_hv_nuclear_reactor_core.png
new file mode 100644
index 0000000..3d380da
--- /dev/null
+++ b/technic/textures/technicx32/technic_hv_nuclear_reactor_core.png
Binary files differ

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