Liquid Fuel Burner

elepower_machines/craft.lua

@@ -18,7 +18,7 @@ function elepm.register_craft(craftdef)
 		return nil
 	end
 
-	if craftdef.type == "cooking" then
+	if craftdef.type == "cooking" or craftdef.type == "fuel" then
 		minetest.register_craft(craftdef)
 		return
 	end

elepower_machines/crafting.lua

@@ -368,6 +368,16 @@ minetest.register_craft({
 	}
 })
 
+-- Liquid Fuel Combustion Generator
+minetest.register_craft({
+	output = "elepower_machines:fuel_burner",
+	recipe = {
+		{"elepower_dynamics:wound_copper_coil", "elepower_dynamics:integrated_circuit", "elepower_dynamics:wound_copper_coil"},
+		{"default:brick", "elepower_dynamics:portable_tank", "default:brick"},
+		{"elepower_dynamics:servo_valve", "elepower_machines:generator", "elepower_dynamics:servo_valve"},
+	}
+})
+
 -- Alloy Furnace
 minetest.register_craft({
 	output = "elepower_machines:alloy_furnace",

elepower_machines/machines/bases/crafter.lua

@@ -113,7 +113,7 @@ function elepm.register_crafter(nodename, nodedef)
 
 			-- Determine if there is enough power for this action
 			res_time = result.time
-			if result.time ~= 0 and storage >= usage then
+			if result.time ~= 0 and pow_buffer.storage >= usage then
 				power_operation = true
 				pow_buffer.usage = usage
 			end
@@ -135,9 +135,7 @@ function elepm.register_crafter(nodename, nodedef)
 			status = "Active"
 
 			-- One step
-			storage = storage - usage
+			pow_buffer.storage = pow_buffer.storage - usage
-			meta:set_int("storage", storage)
-			pow_buffer = {capacity = capacity, storage = storage, usage = usage}
 			time = time + ele.helpers.round(machine_speed * 10)
 
 			if nodedef.ele_active_node then
@@ -193,7 +191,9 @@ function elepm.register_crafter(nodename, nodedef)
 		meta:set_string("formspec", get_formspec(craft_type, pow_buffer, pct, pos, state))
 		meta:set_string("infotext", ("%s %s"):format(nodedef.description, status) ..
 			"\n" .. ele.capacity_text(capacity, storage))
+
 		meta:set_int("src_time", time)
+		meta:set_int("storage", pow_buffer.storage)
 
 		return refresh
 	end

elepower_machines/machines/bases/fluid_generator.lua

@@ -16,20 +16,14 @@ end
 
 -- A generator that creates power using a fuel
 function ele.register_fluid_generator(nodename, nodedef)
-	local fuel  = nodedef.fuel
+	local btime  = nodedef.fuel_burn_time or 8
-	local btime = nodedef.fuel_burn_time or 60
+	local busage = nodedef.fuel_usage or 1000
-
 	local buffer_name = nil
 
 	-- Autodetect fluid buffer and the fuel if necessary
 	if not nodedef.fluid_buffers then return nil end
 	for buf,data in pairs(nodedef.fluid_buffers) do
 		buffer_name = buf
-
-		if not fuel and data.accepts and type(data.accepts) == "table" then
-			fuel = data.accepts[1]
-		end
-
 		break
 	end
 
@@ -68,7 +62,6 @@ function ele.register_fluid_generator(nodename, nodedef)
 			local status = "Idle"
 
 			while true do
-				if not flbuffer or flbuffer.fluid == "" then break end
 				if not is_enabled then
 					status = "Off"
 					break
@@ -80,28 +73,38 @@ function ele.register_fluid_generator(nodename, nodedef)
 						break
 					end
 
-					storage = storage + generation
+					pow_buffer.storage = pow_buffer.storage + generation
-					meta:set_int("storage", storage)
+					pow_buffer.usage = generation
 
 					burn_time = burn_time - 1
 					meta:set_int("burn_time", burn_time)
+
+					refresh = true
 				end
 
 				status = "Active"
 
 				-- Burn another bucket of lava
 				if burn_time == 0 then
+					if not flbuffer or flbuffer.fluid == "" then break end
+
 					local inv = meta:get_inventory()
-					if flbuffer.amount >= 1000 then
+					if flbuffer.amount >= busage then
 						meta:set_int("burn_time", btime)
 						meta:set_int("burn_totaltime", btime)
 
 						-- Take lava
-						flbuffer.amount = flbuffer.amount - 1000
+						flbuffer.amount = flbuffer.amount - busage
 						pow_buffer.usage = generation
 
+						if nodedef.ele_active_node then
 							local active_node = nodename .. "_active"
+							if nodedef.ele_active_node ~= true then
+								active_node = nodedef.ele_active_node
+							end
+
 							ele.helpers.swap_node(pos, active_node)
+						end
 
 						refresh = true
 					else
@@ -116,9 +119,10 @@ function ele.register_fluid_generator(nodename, nodedef)
 			local percent = math.floor((burn_time / burn_totaltime) * 100)
 			meta:set_string("formspec", get_formspec(pow_buffer, percent, flbuffer, state))
 			meta:set_string("infotext", ("%s %s\n%s\n%s"):format(nodedef.description, status,
-				ele.capacity_text(capacity, storage), fluid_lib.buffer_to_string(flbuffer)))
+				ele.capacity_text(capacity, pow_buffer.storage), fluid_lib.buffer_to_string(flbuffer)))
 
 			meta:set_int(buffer_name .. "_fluid_storage", flbuffer.amount)
+			meta:set_int("storage", pow_buffer.storage)
 
 			return refresh
 		end,
@@ -132,7 +136,8 @@ function ele.register_fluid_generator(nodename, nodedef)
 		end
 	}
 
-	nodedef.fuel = nil
+	nodedef.fuel_burn_time = nil
+	nodedef.fuel_usage = nil
 
 	for key,val in pairs(defaults) do
 		if not nodedef[key] then

elepower_machines/machines/bases/generator.lua

@@ -63,10 +63,8 @@ function elepm.register_fuel_generator(nodename, nodedef)
 					return false
 				end
 
-				storage = storage + generation
+				pow_buffer.storage = pow_buffer.storage + generation
-				pow_buffer.storage = storage
 				pow_buffer.usage = generation
-				meta:set_int("storage", storage)
 
 				burn_time = burn_time - 1
 				meta:set_int("burn_time", burn_time)
@@ -113,7 +111,9 @@ function elepm.register_fuel_generator(nodename, nodedef)
 		local percent = math.floor((burn_time / burn_totaltime) * 100)
 		meta:set_string("formspec", get_formspec(pow_buffer, percent, state))
 		meta:set_string("infotext", ("%s %s"):format(nodedef.description, status) ..
-			"\n" .. ele.capacity_text(capacity, storage))
+			"\n" .. ele.capacity_text(capacity, pow_buffer.storage))
+
+		meta:set_int("storage", pow_buffer.storage)
 
 		return refresh
 	end

elepower_machines/machines/bases/init.lua

@@ -1,5 +1,5 @@
 
 dofile(elepm.modpath.."/machines/bases/crafter.lua")
 dofile(elepm.modpath.."/machines/bases/generator.lua")
-dofile(elepm.modpath.."/machines/bases/fluidgenerator.lua")
+dofile(elepm.modpath.."/machines/bases/fluid_generator.lua")
 dofile(elepm.modpath.."/machines/bases/storage.lua")

elepower_machines/machines/fuel_burner.lua

@@ -0,0 +1,27 @@
+
+ele.register_fluid_generator("elepower_machines:fuel_burner", {
+	description = "Liquid Fuel Combustion Generator",
+	ele_usage = 8,
+	tiles = {
+		"elepower_machine_top.png", "elepower_machine_base.png", "elepower_machine_side.png",
+		"elepower_machine_side.png", "elepower_machine_side.png", "elepower_fuel_generator.png",
+	},
+	ele_active_node = true,
+	ele_active_nodedef = {
+		tiles = {
+			"elepower_machine_top.png", "elepower_machine_base.png", "elepower_machine_side.png",
+			"elepower_machine_side.png", "elepower_machine_side.png", "elepower_fuel_generator_active.png",
+		},
+	},
+	fluid_buffers = {
+		steam = {
+			capacity  = 8000,
+			drainable = false,
+			accepts   = {
+				"elepower_farming:biofuel_source",
+			},
+		}
+	},
+	fuel_burn_time = 4,
+	fuel_usage = 100,
+})

elepower_machines/machines/init.lua

@@ -8,6 +8,7 @@ dofile(mp .. "bases/init.lua")
 dofile(mp .. "generator.lua")
 dofile(mp .. "lava_generator.lua")
 dofile(mp .. "steam_turbine.lua")
+dofile(mp .. "fuel_burner.lua")
 
 -- Storage
 dofile(mp .. "storage.lua")