new flow logic: abms.lua: use flowable nodes registry to determine viable neighbours

This commit is contained in:
thetaepsilon-gamedev 2017-10-01 20:12:19 +01:00
parent df3d54f58a
commit 9abdeb3d62

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@ -49,8 +49,9 @@ flowlogic.check_for_liquids_v2 = check_for_liquids_v2
--local formatvec = function(vec) local sep="," return "("..tostring(vec.x)..sep..tostring(vec.y)..sep..tostring(vec.z)..")" end
local label_pressure = "pipeworks.water_pressure"
local label_haspressure = "pipeworks.is_pressure_node"
flowlogic.balance_pressure = function(pos, node)
-- debuglog("balance_pressure() "..node.name.." at "..pos.x.." "..pos.y.." "..pos.z)
-- check the pressure of all nearby nodes, and average it out.
@ -60,16 +61,19 @@ flowlogic.balance_pressure = function(pos, node)
-- unconditionally include self in nodes to average over
local meta = minetest.get_meta(pos)
local currentpressure = meta:get_float(label_pressure)
meta:set_int(label_haspressure, 1)
local connections = { meta }
local totalv = currentpressure
local totalc = 1
-- then handle neighbours, but if not a pressure node don't consider them at all
for _, npos in ipairs(make_coords_offsets(pos, false)) do
local nodename = minetest.get_node(npos).name
local neighbour = minetest.get_meta(npos)
local haspressure = (neighbour:get_int(label_haspressure) ~= 0)
-- for now, just check if it's in the simple table.
-- TODO: the "can flow from" logic in flowable_node_registry.lua
local haspressure = (pipeworks.flowables.list.simple[nodename])
if haspressure then
--pipeworks.logger("balance_pressure @ "..formatvec(pos).." "..nodename.." "..formatvec(npos).." added to neighbour set")
local n = neighbour:get_float(label_pressure)
table.insert(connections, neighbour)
totalv = totalv + n