Fluid transfer! Works with melterns \(soon\)!
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@ -8,7 +8,7 @@ A new *powerful* modpack for [Minetest](http://minetest.net)!
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### Universal Electric Power API
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How is this any different from technic I hear you asking? Well, first of all, I have eliminated the concept of "tiers" in the **technic** sense, as all types of machines will now be accepting any conduit. Machines can be upgraded for speed and efficiency.
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### (Planned) Universal Fluid Transfer API
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### Universal Fluid Transfer API
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Exactly what it sounds like. Pipeworks failed to do this.
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### (Planned) Universal Item Transfer API
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@ -0,0 +1,156 @@
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-- This API is compatible with fluidity.
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local fluidmod = minetest.get_modpath("fluidity") ~= nil
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local function node_data(pos)
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local node = minetest.get_node(pos)
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local nodedef = minetest.registered_nodes[node.name]
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return node, nodedef
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end
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function elefluid.get_node_buffers(pos)
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local node, nodedef = node_data(pos)
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if not nodedef['ele_fluid_container'] and not ele.helpers.get_item_group(node.name, "fluidity_tank") then
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return nil
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end
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if fluidmod and ele.helpers.get_item_group(node.name, "fluidity_tank") then
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return {fluidity = {}}
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end
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return nodedef['ele_fluid_container']
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end
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function elefluid.get_buffer_data(pos, buffer)
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local node, nodedef = node_data(pos)
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local buffers = elefluid.get_node_buffers(pos)
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if not buffers[buffer] then
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return nil
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end
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local meta = minetest.get_meta(pos)
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local fluid = meta:get_string(buffer .. "_fluid")
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local amount = meta:get_string(buffer .. "_fluid_storage")
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local capacity = buffers[buffer].capacity
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local accepts = buffers[buffer].accepts
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-- Fluidity tanks compatibility
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if buffer == "fluidity" then
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local ffluid, fluidcount, fcapacity, fbasetank, fmod = fluidity.tanks.get_tank_at(pos)
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fluid = ffluid
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amount = fluidcount
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accepts = true
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capacity = fcapacity
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end
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return {
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fluid = fluid,
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amount = amount,
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accepts = accepts,
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capacity = capacity,
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}
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end
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function elefluid.buffer_accepts_fluid(pos, buffer, fluid)
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local bfdata = elefluid.get_buffer_data(pos, buffer)
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if not bfdata then return false end
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if bfdata.accepts == true or bfdata.accepts == fluid then
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return true
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end
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if type(bfdata.accepts) ~= "table" then
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bfdata.accepts = { bfdata.accepts }
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end
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for _,pf in pairs(bfdata.accepts) do
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if pf == fluid then
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return true
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elseif pf:match("^group") and ele.helpers.get_item_group(fluid, pf) then
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return true
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end
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end
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return false
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end
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function elefluid.can_insert_into_buffer(pos, buffer, fluid, count)
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local bfdata = elefluid.get_buffer_data(pos, buffer)
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if not bfdata then return nil end
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if bfdata.fluid ~= fluid and bfdata.fluid ~= "" then return nil end
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local can_put = 0
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if bfdata.amount + count > bfdata.capacity then
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can_put = bfdata.capacity - bfdata.amount
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else
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can_put = count
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end
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return can_put
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end
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function elefluid.insert_into_buffer(pos, buffer, fluid, count)
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local bfdata = elefluid.get_buffer_data(pos, buffer)
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if not bfdata then return nil end
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if bfdata.fluid ~= fluid and bfdata.fluid ~= "" then return nil end
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local can_put = elefluid.can_insert_into_buffer(pos, buffer, fluid, count)
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if can_put == 0 then return count end
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if buffer == "fluidity" then
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return fluidity.tanks.fill_tank_at(pos, fluid, count, true)
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end
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local meta = minetest.get_meta(pos)
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meta:set_int(buffer .. "_fluid_storage", bfdata.amount + can_put)
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meta:set_string(buffer .. "_fluid", fluid)
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return 0
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end
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function elefluid.can_take_from_buffer(pos, buffer, count)
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local bfdata = elefluid.get_buffer_data(pos, buffer)
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if not bfdata then return nil end
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local amount = bfdata.amount
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local take_count = 0
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if amount < count then
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take_count = amount
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else
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take_count = count
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end
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return take_count
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end
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function elefluid.take_from_buffer(pos, buffer, count)
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local bfdata = elefluid.get_buffer_data(pos, buffer)
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if not bfdata then return nil end
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local fluid = bfdata.fluid
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local amount = bfdata.amount
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local take_count = elefluid.can_take_from_buffer(pos, buffer, count)
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if buffer == "fluidity" then
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local fname, cf = fluidity.tanks.take_from_tank_at(pos, count, true)
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if cf then
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count = count - cf
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end
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return fname, count
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end
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local new_storage = amount - take_count
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if new_storage == 0 then
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fluid = ""
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end
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local meta = minetest.get_meta(pos)
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meta:set_int(buffer .. "_fluid_storage", new_storage)
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meta:set_string(buffer .. "_fluid", fluid)
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return fluid, take_count
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end
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@ -3,8 +3,6 @@
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-- Network cache
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elefluid.graphcache = {nodes = {}}
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local fluidmod = minetest.get_modpath("fluidity") ~= nil
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---------------------
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-- Graph Functions --
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---------------------
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@ -41,7 +39,8 @@ local function check_node(targets, all_nodes, pos, p_pos, pnodeid, queue)
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return
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end
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if not ele.helpers.get_item_group(node.name, "ele_fluid_container") then
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if not ele.helpers.get_item_group(node.name, "ele_fluid_container") and
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not ele.helpers.get_item_group(node.name, "fluidity_tank") then
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return
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end
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@ -87,7 +86,8 @@ local function fluid_targets(p_pos, positions)
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local node = minetest.get_node(pos)
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if node and ele.helpers.get_item_group(node.name, "elefluid_transport") then
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add_duct_node(all_nodes, pos, pnodeid, queue)
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elseif node and ele.helpers.get_item_group(node.name, "ele_fluid_container") then
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elseif node and (ele.helpers.get_item_group(node.name, "ele_fluid_container") or
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ele.helpers.get_item_group(node.name, "fluidity_tank")) then
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queue = {p_pos}
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end
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@ -178,13 +178,14 @@ minetest.register_abm({
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end
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-- Make sure source node is a registered fluid container
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if not ele.helpers.get_item_group(srcnode.name, "ele_fluid_container") then
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if not ele.helpers.get_item_group(srcnode.name, "ele_fluid_container") and
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not ele.helpers.get_item_group(srcnode.name, "fluidity_tank") then
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return
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end
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local srcmeta = minetest.get_meta(srcpos)
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local srcdef = minetest.registered_nodes[srcnode.name]
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local buffers = srcdef['ele_fluid_buffers']
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local buffers = elefluid.get_node_buffers(srcpos)
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if not buffers then return nil end
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local pcapability = ele.helpers.get_node_property(meta, pos, "fluid_pump_capacity")
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@ -192,64 +193,28 @@ minetest.register_abm({
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-- Transfer some fluid here
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for _,pos in pairs(targets) do
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if not vector.equals(pos, srcpos) then
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local nm = minetest.get_meta(pos)
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local nd = minetest.get_node(pos)
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local nc = minetest.registered_nodes[nd.name]
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local pp = nc['ele_fluid_buffers']
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local pp = elefluid.get_node_buffers(pos)
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local changed = false
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if pp ~= nil then
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for name, data in pairs(pp) do
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for bname, buf in pairs(buffers) do
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local target_fluid = nm:get_string(name.."_fluid")
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local buffer_fluid = srcmeta:get_string(bname.."_fluid")
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for name in pairs(pp) do
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for bname in pairs(buffers) do
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local buffer_data = elefluid.get_buffer_data(srcpos, bname)
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local target_data = elefluid.get_buffer_data(pos, name)
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local target_count = nm:get_int(name.."_fluid_storage")
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local buffer_count = srcmeta:get_int(bname.."_fluid_storage")
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local apply = false
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if (target_fluid == buffer_fluid or target_fluid == "") and buffer_fluid ~= "" and buffer_count > 0 and
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(data.accepts == true or data.accepts == buffer_fluid) then
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local can_transfer_amnt = 0
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if buffer_count > pcapability then
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can_transfer_amnt = pcapability
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else
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can_transfer_amnt = buffer_count
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end
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if can_transfer_amnt > 0 then
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local can_accept_amnt = 0
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if target_count + can_transfer_amnt > data.capacity then
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can_accept_amnt = data.capacity - target_count
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else
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can_accept_amnt = can_transfer_amnt
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end
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if can_accept_amnt > 0 then
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target_count = target_count + can_accept_amnt
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target_fluid = buffer_fluid
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buffer_count = buffer_count - can_accept_amnt
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if buffer_count == 0 then
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buffer_fluid = ""
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end
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apply = true
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if (target_data.fluid == buffer_data.fluid or target_data.fluid == "") and
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buffer_data.fluid ~= "" and buffer_data.amount > 0 and
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elefluid.buffer_accepts_fluid(pos, name, buffer_data.fluid) then
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if elefluid.can_insert_into_buffer(pos, name, buffer_data.fluid, pcapability) > 0 then
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local res_f, count = elefluid.take_from_buffer(srcpos, bname, pcapability)
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if count > 0 then
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elefluid.insert_into_buffer(pos, name, res_f, count)
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changed = true
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end
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end
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end
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if apply then
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nm:set_string(name.."_fluid", target_fluid)
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srcmeta:set_string(bname.."_fluid", buffer_fluid)
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nm:set_int(name.."_fluid_storage", target_count)
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srcmeta:set_string(bname.."_fluid_storage", buffer_count)
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changed = true
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end
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end
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end
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end
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@ -277,7 +242,8 @@ local function check_connections(pos)
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local name = minetest.get_node(connected_pos).name
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if ele.helpers.get_item_group(name, "elefluid_transport") or
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ele.helpers.get_item_group(name, "ele_fluid_container") or
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ele.helpers.get_item_group(name, "elefluid_transport_source") then
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ele.helpers.get_item_group(name, "elefluid_transport_source") or
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ele.helpers.get_item_group(name, "fluidity_tank") then
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table.insert(connections, connected_pos)
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end
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end
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@ -318,7 +284,8 @@ function elefluid.clear_networks(pos)
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table.insert(network.all_nodes, pos)
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end
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if ele.helpers.get_item_group(name, "ele_fluid_container") then
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if ele.helpers.get_item_group(name, "ele_fluid_container") or
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ele.helpers.get_item_group(name, "fluidity_tank") then
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meta:set_string("ele_network", network_id)
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table.insert(network.targets, pos)
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end
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@ -82,6 +82,7 @@ function elefluid.register_transfer_duct(nodename, nodedef)
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"group:elefluid_transport",
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"group:elefluid_transport_source",
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"group:ele_fluid_container",
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"group:fluidity_tank"
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},
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}
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