105 lines
2.3 KiB
Lua
105 lines
2.3 KiB
Lua
-- Nodes for transferring fluids
|
|
-- All units are in millibuckets (1 bucket)
|
|
|
|
-- This is the node that takes fluid from another node.
|
|
function fluid_lib.register_extractor_node(nodename, nodedef)
|
|
if not nodedef.groups then
|
|
nodedef.groups = {}
|
|
end
|
|
|
|
nodedef.groups["fluid_transport_source"] = 1
|
|
nodedef.paramtype2 = "facedir"
|
|
nodedef.legacy_facedir_simple = true
|
|
nodedef.on_timer = fluid_lib.transfer_timer_tick
|
|
|
|
local orig_construct = nodedef.on_construct
|
|
nodedef.on_construct = function (pos)
|
|
local meta = minetest.get_meta(pos)
|
|
meta:set_int("fluid_store", 0)
|
|
meta:set_string("fluid", "")
|
|
|
|
fluid_lib.refresh_node(pos)
|
|
|
|
if orig_construct then
|
|
orig_construct(pos)
|
|
end
|
|
end
|
|
|
|
nodedef.on_punch = function (pos, node, puncher, pointed_thing)
|
|
minetest.get_node_timer(pos):start(1.0)
|
|
minetest.node_punch(pos, node, puncher, pointed_thing)
|
|
end
|
|
|
|
-- Default transfer capacity
|
|
if not nodedef.fluid_pump_capacity then
|
|
nodedef.fluid_pump_capacity = 1000
|
|
end
|
|
|
|
minetest.register_node(nodename, nodedef)
|
|
end
|
|
|
|
-- This is the node that allows for fluid transfer.
|
|
function fluid_lib.register_transfer_node(nodename, nodedef)
|
|
if not nodedef.groups then
|
|
nodedef.groups = {}
|
|
end
|
|
|
|
nodedef.groups["fluid_transport"] = 1
|
|
|
|
-- Duct node density
|
|
local cd = 1/7
|
|
|
|
if nodedef.duct_density then
|
|
cd = math.abs(nodedef.duct_density)
|
|
nodedef.duct_density = nil
|
|
end
|
|
|
|
-- Default values, including the nodebox
|
|
local defaults = {
|
|
drawtype = "nodebox",
|
|
node_box = {
|
|
type = "connected",
|
|
fixed = {
|
|
{-cd, -cd, -cd, cd, cd, cd}
|
|
},
|
|
connect_front = {
|
|
{-cd, -cd, -1/2, cd, cd, -cd}
|
|
},
|
|
connect_back = {
|
|
{-cd, -cd, cd, cd, cd, 1/2}
|
|
},
|
|
connect_top = {
|
|
{-cd, cd, -cd, cd, 1/2, cd}
|
|
},
|
|
connect_bottom = {
|
|
{-cd, -1/2, -cd, cd, -cd, cd}
|
|
},
|
|
connect_left = {
|
|
{-1/2, -cd, -cd, cd, cd, cd}
|
|
},
|
|
connect_right = {
|
|
{cd, -cd, -cd, 1/2, cd, cd}
|
|
},
|
|
},
|
|
paramtype = "light",
|
|
connect_sides = { "top", "bottom", "front", "left", "back", "right" },
|
|
is_ground_content = false,
|
|
connects_to = {
|
|
"group:fluid_transport",
|
|
"group:fluid_transport_source",
|
|
"group:fluid_container"
|
|
},
|
|
}
|
|
|
|
for k,v in pairs(defaults) do
|
|
if not nodedef[k] then
|
|
nodedef[k] = v
|
|
end
|
|
end
|
|
|
|
nodedef.on_construct = fluid_lib.refresh_node
|
|
nodedef.after_destruct = fluid_lib.refresh_node
|
|
|
|
minetest.register_node(nodename, nodedef)
|
|
end
|