Sawmill texture change, some API changes

elepower_fapi/transfer_node.lua

@@ -26,7 +26,6 @@ function elefluid.register_transfer_node(nodename, nodedef)
 	end
 
 	nodedef.on_punch = function (pos, node, puncher, pointed_thing)
-		local meta  = minetest.get_meta(pos)
 		minetest.get_node_timer(pos):start(1.0)
 		minetest.node_punch(pos, node, puncher, pointed_thing)
 	end

elepower_machines/craft.lua

@@ -6,7 +6,8 @@ function elepm.register_craft_type(name, def)
 	elepm.craft.types[name] = {
 		inputs      = def.inputs or 2,
 		description = def.description or name,
-		time        = def.time or 0
+		time        = def.time or 0,
+		gui_name    = def.gui_name,
 	}
 
 	elepm.craft[name] = {}

elepower_machines/formspec.lua

@@ -4,11 +4,16 @@ function ele.formspec.get_crafter_formspec(craft_type, power, percent)
 	local craftstats  = elepm.craft.types[craft_type]
 	local input_size  = craftstats.inputs
 
-	local bar = "image[4,1.5;1,1;gui_furnace_arrow_bg.png^[transformR270]"
+	local gui_name = "gui_furnace_arrow"
+	if craftstats.gui_name then
+		gui_name = craftstats.gui_name
+	end
+
+	local bar = "image[4,1.5;1,1;"..gui_name.."_bg.png^[transformR270]"
 	
 	if percent ~= nil then
-		bar = "image[4,1.5;1,1;gui_furnace_arrow_bg.png^[lowpart:"..
-			  (percent)..":gui_furnace_arrow_fg.png^[transformR270]"
+		bar = "image[4,1.5;1,1;"..gui_name.."_bg.png^[lowpart:"..
+			  (percent)..":"..gui_name.."_fg.png^[transformR270]"
 	end
 
 	local in_width  = input_size
@@ -51,7 +56,7 @@ function ele.formspec.get_crafter_formspec(craft_type, power, percent)
 		default.get_hotbar_bg(0, 4.25)
 end
 
-function ele.formspec.get_lava_generator_formspec(power, percent, buffer)
+function ele.formspec.get_fluid_generator_formspec(power, percent, buffer)
 	return "size[8,8.5]"..
 		default.gui_bg..
 		default.gui_bg_img..

elepower_machines/machines/bases/fluidgenerator.lua

@@ -0,0 +1,108 @@
+
+-- 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 60
+
+	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
+
+	local defaults = {
+		groups = {
+			fluid_container = 1,
+			ele_provider = 1,
+			oddly_breakable_by_hand = 1,
+		},
+		tube = false,
+		on_timer = function (pos, elapsed)
+			local meta     = minetest.get_meta(pos)
+			local nodename = nodename
+
+			local burn_time      = meta:get_int("burn_time")
+			local burn_totaltime = meta:get_int("burn_totaltime")
+			
+			local capacity   = ele.helpers.get_node_property(meta, pos, "capacity")
+			local generation = ele.helpers.get_node_property(meta, pos, "usage")
+			local storage    = ele.helpers.get_node_property(meta, pos, "storage")
+
+			-- Fluid buffer
+			local flbuffer = fluid_lib.get_buffer_data(pos, buffer_name)
+			if not flbuffer or flbuffer.fluid == "" then return false end
+
+			-- If more to burn and the energy produced was used: produce some more
+			if burn_time > 0 then
+				if storage + generation > capacity then
+					return false
+				end
+
+				meta:set_int("storage", storage + generation)
+
+				burn_time = burn_time - 1
+				meta:set_int("burn_time", burn_time)
+			end
+
+			local pow_percent = math.floor((storage / capacity) * 100)
+
+			-- Burn another bucket of lava
+			if burn_time == 0 then
+				local inv = meta:get_inventory()
+				if flbuffer.amount >= 1000 then
+					meta:set_int("burn_time", btime)
+					meta:set_int("burn_totaltime", btime)
+
+					-- Take lava
+					flbuffer.amount = flbuffer.amount - 1000
+
+					local active_node = nodename.."_active"
+					ele.helpers.swap_node(pos, active_node)
+				else
+					meta:set_string("formspec", ele.formspec.get_fluid_generator_formspec(pow_percent, 0, flbuffer))
+					meta:set_string("infotext", ("%s Idle\n%s\n%s"):format(nodedef.description,
+						ele.capacity_text(capacity, storage), fluid_lib.buffer_to_string(flbuffer)))
+
+					ele.helpers.swap_node(pos, nodename)
+					return false
+				end
+			end
+			if burn_totaltime == 0 then burn_totaltime = 1 end
+
+			local percent = math.floor((burn_time / burn_totaltime) * 100)
+			meta:set_string("formspec", ele.formspec.get_fluid_generator_formspec(pow_percent, percent, flbuffer))
+			meta:set_string("infotext", ("%s Active\n%s\n%s"):format(nodedef.description,
+				ele.capacity_text(capacity, storage), fluid_lib.buffer_to_string(flbuffer)))
+
+			meta:set_int(buffer_name .. "_fluid_storage", flbuffer.amount)
+
+			return true
+		end,
+		on_construct = function (pos)
+			local meta = minetest.get_meta(pos)
+
+			local capacity = ele.helpers.get_node_property(meta, pos, "capacity")
+			local storage  = ele.helpers.get_node_property(meta, pos, "storage")
+
+			meta:set_string("formspec", ele.formspec.get_fluid_generator_formspec(math.floor((storage / capacity) * 100), 0))
+		end
+	}
+
+	nodedef.fuel = nil
+
+	for key,val in pairs(defaults) do
+		if not nodedef[key] then
+			nodedef[key] = val
+		end
+	end
+	
+	ele.register_machine(nodename, nodedef)
+end

elepower_machines/machines/bases/init.lua

@@ -1,4 +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/storage.lua")

elepower_machines/machines/init.lua

@@ -13,3 +13,4 @@ dofile(elepm.modpath.."/machines/storage.lua")
 dofile(elepm.modpath.."/machines/lava_cooler.lua")
 dofile(elepm.modpath.."/machines/solderer.lua")
 dofile(elepm.modpath.."/machines/lava_generator.lua")
+dofile(elepm.modpath.."/machines/steam_turbine.lua")

elepower_machines/machines/lava_generator.lua

@@ -1,11 +1,6 @@
 
-ele.register_machine("elepower_machines:lava_generator", {
+ele.register_fluid_generator("elepower_machines:lava_generator", {
 	description = "Lava Generator",
-	groups = {
-		fluid_container = 1,
-		ele_provider = 1,
-		oddly_breakable_by_hand = 1,
-	},
 	ele_usage = 64,
 	tiles = {
 		"elepower_machine_top.png", "elepower_machine_base.png", "elepower_machine_side.png",
@@ -26,75 +21,4 @@ ele.register_machine("elepower_machines:lava_generator", {
 		}
 	},
 	tube = false,
-	on_timer = function (pos, elapsed)
-		local meta     = minetest.get_meta(pos)
-		local nodename = "elepower_machines:lava_generator"
-
-		local burn_time      = meta:get_int("burn_time")
-		local burn_totaltime = meta:get_int("burn_totaltime")
-		
-		local capacity   = ele.helpers.get_node_property(meta, pos, "capacity")
-		local generation = ele.helpers.get_node_property(meta, pos, "usage")
-		local storage    = ele.helpers.get_node_property(meta, pos, "storage")
-
-		-- Fluid buffer
-		local flbuffer = fluid_lib.get_buffer_data(pos, "lava")
-		if not flbuffer or flbuffer.fluid == "" then return false end
-
-		-- If more to burn and the energy produced was used: produce some more
-		if burn_time > 0 then
-			if storage + generation > capacity then
-				return false
-			end
-
-			meta:set_int("storage", storage + generation)
-
-			burn_time = burn_time - 1
-			meta:set_int("burn_time", burn_time)
-		end
-
-		local pow_percent = math.floor((storage / capacity) * 100)
-
-		-- Burn another bucket of lava
-		if burn_time == 0 then
-			local inv = meta:get_inventory()
-			if flbuffer.amount >= 1000 then
-				-- Lava burn time
-				local fuel = 60
-
-				meta:set_int("burn_time", fuel)
-				meta:set_int("burn_totaltime", fuel)
-
-				-- Take lava
-				flbuffer.amount = flbuffer.amount - 1000
-
-				local active_node = nodename.."_active"
-				ele.helpers.swap_node(pos, active_node)
-			else
-				meta:set_string("formspec", ele.formspec.get_lava_generator_formspec(pow_percent, 0, flbuffer))
-				meta:set_string("infotext", "Lava Generator Idle\n" .. ele.capacity_text(capacity, storage) .. 
-					"\n" .. fluid_lib.buffer_to_string(flbuffer))
-				ele.helpers.swap_node(pos, nodename)
-				return false
-			end
-		end
-		if burn_totaltime == 0 then burn_totaltime = 1 end
-
-		local percent = math.floor((burn_time / burn_totaltime) * 100)
-		meta:set_string("formspec", ele.formspec.get_lava_generator_formspec(pow_percent, percent, flbuffer))
-		meta:set_string("infotext", "Lava Generator Active\n" .. ele.capacity_text(capacity, storage) .. 
-			"\n" .. fluid_lib.buffer_to_string(flbuffer))
-
-		meta:set_int("lava_fluid_storage", flbuffer.amount)
-
-		return true
-	end,
-	on_construct = function (pos)
-		local meta = minetest.get_meta(pos)
-
-		local capacity = ele.helpers.get_node_property(meta, pos, "capacity")
-		local storage  = ele.helpers.get_node_property(meta, pos, "storage")
-
-		meta:set_string("formspec", ele.formspec.get_lava_generator_formspec(math.floor((storage / capacity) * 100), 0))
-	end
 })

elepower_machines/machines/sawmill.lua

@@ -2,6 +2,7 @@
 elepm.register_craft_type("saw", {
 	description = "Sawmilling",
 	inputs      = 1,
+	gui_name    = "elepower_saw",
 })
 
 elepm.register_crafter("elepower_machines:sawmill", {

elepower_machines/machines/steam_turbine.lua

@@ -0,0 +1,25 @@
+
+ele.register_fluid_generator("elepower_machines:steam_turbine", {
+	description = "Steam Turbine",
+	ele_usage = 64,
+	tiles = {
+		"elepower_machine_top.png^elepower_power_port.png", "elepower_machine_base.png", "elepower_machine_side.png",
+		"elepower_machine_side.png", "elepower_turbine_side.png", "elepower_turbine_side.png",
+	},
+	ele_active_node = true,
+	ele_active_nodedef = {
+		tiles = {
+			"elepower_machine_top.png^elepower_power_port.png", "elepower_machine_base.png", "elepower_machine_side.png",
+			"elepower_machine_side.png", "elepower_turbine_side.png", "elepower_turbine_side.png",
+		},
+	},
+	fluid_buffers = {
+		steam = {
+			capacity  = 8000,
+			accepts   = {"elepower_dynamics:steam"},
+			drainable = false
+		}
+	},
+	tube = false,
+	ele_no_automatic_ports = true,
+})