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-rw-r--r--flowable_node_registry.lua59
-rw-r--r--flowable_nodes_add_pipes.lua45
-rw-r--r--init.lua6
-rw-r--r--new_flow_logic.lua15
-rw-r--r--register_flow_logic.lua40
5 files changed, 133 insertions, 32 deletions
diff --git a/flowable_node_registry.lua b/flowable_node_registry.lua
new file mode 100644
index 0000000..def9649
--- /dev/null
+++ b/flowable_node_registry.lua
@@ -0,0 +1,59 @@
+-- registration code for nodes under new flow logic
+-- written 2017 by thetaepsilon
+
+pipeworks.flowables = {}
+pipeworks.flowables.list = {}
+pipeworks.flowables.list.all = {}
+-- pipeworks.flowables.list.nodenames = {}
+
+-- simple flowables - balance pressure in any direction
+pipeworks.flowables.list.simple = {}
+pipeworks.flowables.list.simple_nodenames = {}
+
+-- simple intakes - try to absorb any adjacent water nodes
+pipeworks.flowables.inputs = {}
+pipeworks.flowables.inputs.list = {}
+pipeworks.flowables.inputs.nodenames = {}
+
+-- registration functions
+pipeworks.flowables.register = {}
+local register = pipeworks.flowables.register
+
+-- some sanity checking for passed args, as this could potentially be made an external API eventually
+local checkexists = function(nodename)
+ if type(nodename) ~= "string" then error("pipeworks.flowables nodename must be a string!") end
+ return pipeworks.flowables.list.all[nodename]
+end
+
+local insertbase = function(nodename)
+ if checkexists(nodename) then error("pipeworks.flowables duplicate registration!") end
+ pipeworks.flowables.list.all[nodename] = true
+ -- table.insert(pipeworks.flowables.list.nodenames, nodename)
+end
+
+-- Register a node as a simple flowable.
+-- Simple flowable nodes have no considerations for direction of flow;
+-- A cluster of adjacent simple flowables will happily average out in any direction.
+-- This does *not* register the ABM, as that is done in register_flow_logic.lua;
+-- this is so that the new flow logic can remain optional during development.
+register.simple = function(nodename)
+ insertbase(nodename)
+ pipeworks.flowables.list.simple[nodename] = true
+ table.insert(pipeworks.flowables.list.simple_nodenames, nodename)
+end
+
+local checkbase = function(nodename)
+ if not checkexists(nodename) then error("pipeworks.flowables node doesn't exist as a flowable!") end
+end
+
+-- Register a node as a simple intake.
+-- See new_flow_logic for the details of this.
+-- Expects node to be registered as a flowable (is present in flowables.list.all),
+-- so that water can move out of it.
+-- maxpressure is the maximum pipeline pressure that this node can drive.
+-- possible WISHME here: technic-driven high-pressure pumps
+register.intake_simple = function(nodename, maxpressure)
+ checkbase(nodename)
+ pipeworks.flowables.inputs.list[nodename] = { maxpressure=maxpressure }
+ table.insert(pipeworks.flowables.inputs.nodenames, nodename)
+end
diff --git a/flowable_nodes_add_pipes.lua b/flowable_nodes_add_pipes.lua
new file mode 100644
index 0000000..e681619
--- /dev/null
+++ b/flowable_nodes_add_pipes.lua
@@ -0,0 +1,45 @@
+-- conditional registration of pipe nodes for the new pipe logic, depending on enable flags.
+-- otherwise register_flow_logic.lua would be attempting to register ABMs for non-existant nodes.
+-- written 2017 by thetaepsilon
+
+
+
+-- global values and thresholds for water behaviour
+-- TODO: add some way of setting this per-world
+local thresholds = {}
+-- limit on pump pressure - will not absorb more than can be taken
+thresholds.pump_pressure = 2
+
+
+
+local pipes_full_nodenames = pipeworks.pipes_full_nodenames
+local pipes_empty_nodenames = pipeworks.pipes_empty_nodenames
+
+local register = pipeworks.flowables.register
+
+
+
+-- FIXME: DRY principle for names, move this to devices.lua?
+-- FIXME: all devices still considered simple
+local pump_on = "pipeworks:pump_on"
+local pump_off = "pipeworks:pump_off"
+local spigot_off = "pipeworks:spigot"
+local spigot_on = "pipeworks:spigot_pouring"
+
+if pipeworks.enable_pipes then
+ for _, pipe in ipairs(pipes_full_nodenames) do
+ register.simple(pipe)
+ end
+ for _, pipe in ipairs(pipes_empty_nodenames) do
+ register.simple(pipe)
+ end
+
+ if pipeworks.enable_pipe_devices then
+ register.simple(pump_off)
+ register.simple(pump_on)
+ register.simple(spigot_on)
+ register.simple(spigot_off)
+
+ register.intake_simple(pump_on, thresholds.pump_pressure)
+ end
+end
diff --git a/init.lua b/init.lua
index 470db2e..a64be4e 100644
--- a/init.lua
+++ b/init.lua
@@ -115,12 +115,16 @@ dofile(pipeworks.modpath.."/filter-injector.lua")
dofile(pipeworks.modpath.."/trashcan.lua")
dofile(pipeworks.modpath.."/wielder.lua")
+-- note that pipes still don't appear until registered in the files below this one, so can still be turned off
+dofile(pipeworks.modpath.."/flowable_node_registry.lua")
+
if pipeworks.enable_pipes then dofile(pipeworks.modpath.."/pipes.lua") end
if pipeworks.enable_teleport_tube then dofile(pipeworks.modpath.."/teleport_tube.lua") end
if pipeworks.enable_pipe_devices then dofile(pipeworks.modpath.."/devices.lua") end
--- individual enable flags also checked in register_flow_logic.lua
+-- individual enable flags also checked in flowable_nodes_add_pipes.lua
if pipeworks.enable_new_flow_logic then
dofile(pipeworks.modpath.."/new_flow_logic.lua")
+ dofile(pipeworks.modpath.."/flowable_nodes_add_pipes.lua")
dofile(pipeworks.modpath.."/register_flow_logic.lua")
end
diff --git a/new_flow_logic.lua b/new_flow_logic.lua
index 3fd1bb6..1b4abf4 100644
--- a/new_flow_logic.lua
+++ b/new_flow_logic.lua
@@ -3,14 +3,6 @@
--- global values and thresholds for water behaviour
--- TODO: add some way of setting this per-world
-local thresholds = {}
--- limit on pump pressure - will not absorb more than can be taken
-thresholds.pump_pressure = 2
-
-
-
-- borrowed from above: might be useable to replace the above coords tables
local make_coords_offsets = function(pos, include_base)
local coords = {
@@ -95,9 +87,14 @@ end
pipeworks.run_pump_intake = function(pos, node)
-- try to absorb nearby water nodes, but only up to limit.
-- NB: check_for_liquids_v2 handles zero or negative from the following subtraction
+
+ local properties = pipeworks.flowables.inputs.list[node.name]
+ local maxpressure = properties.maxpressure
+
local meta = minetest.get_meta(pos)
local currentpressure = meta:get_float(label_pressure)
- local intake_limit = thresholds.pump_pressure - currentpressure
+
+ local intake_limit = maxpressure - currentpressure
local actual_intake = pipeworks.check_for_liquids_v2(pos, intake_limit)
local newpressure = actual_intake + currentpressure
-- debuglog("oldpressure "..currentpressure.." intake_limit "..intake_limit.." actual_intake "..actual_intake.." newpressure "..newpressure)
diff --git a/register_flow_logic.lua b/register_flow_logic.lua
index c9df09c..8580188 100644
--- a/register_flow_logic.lua
+++ b/register_flow_logic.lua
@@ -1,29 +1,11 @@
-- register new flow logic ABMs
-- written 2017 by thetaepsilon
-local pipes_full_nodenames = pipeworks.pipes_full_nodenames
-local pipes_empty_nodenames = pipeworks.pipes_empty_nodenames
-
--- run pressure balancing ABM over all water-moving nodes
--- FIXME: DRY principle, get this from elsewhere in the code
-local pump_on = "pipeworks:pump_on"
-local pump_off = "pipeworks:pump_off"
-local spigot_off = "pipeworks:spigot"
-local spigot_on = "pipeworks:spigot_pouring"
-
-local pipes_all_nodenames = pipes_full_nodenames
-for _, pipe in ipairs(pipes_empty_nodenames) do
- table.insert(pipes_all_nodenames, pipe)
-end
-
-if pipeworks.enable_pipe_devices then
- table.insert(pipes_all_nodenames, pump_off)
- table.insert(pipes_all_nodenames, pump_on)
- table.insert(pipes_all_nodenames, spigot_on)
- table.insert(pipes_all_nodenames, spigot_off)
-end
+-- note that checking for feature toggles (because otherwise certain pipes aren't define)
+-- is now done by flowable_nodes_add_pipes.lua
+--[[
if pipeworks.enable_pipes then
minetest.register_abm({
nodenames = pipes_all_nodenames,
@@ -34,19 +16,32 @@ if pipeworks.enable_pipes then
end
})
end
+]]
+-- flowables.register.simple takes care of creating an array-like table of node names
+minetest.register_abm({
+ nodenames = pipeworks.flowables.list.simple_nodenames,
+ interval = 1,
+ chance = 1,
+ action = function(pos, node, active_object_count, active_object_count_wider)
+ pipeworks.balance_pressure(pos, node)
+ end
+})
if pipeworks.enable_pipe_devices then
-- absorb water into pumps if it'll fit
minetest.register_abm({
- nodenames = { pump_on },
+ nodenames = pipeworks.flowables.inputs.nodenames,
interval = 1,
chance = 1,
action = function(pos, node, active_object_count, active_object_count_wider)
pipeworks.run_pump_intake(pos, node)
end
})
+
-- output water from spigots
-- add both "on/off" spigots so one can be used to indicate a certain level of fluid.
+ -- temp. disabled as the node names were moved to flowable_node_add_pipes.lua
+ --[[
minetest.register_abm({
nodenames = { spigot_on, spigot_off },
interval = 1,
@@ -55,4 +50,5 @@ if pipeworks.enable_pipe_devices then
pipeworks.run_spigot_output(pos, node)
end
})
+ ]]
end