First stage of integrating Mauvebic's water flowing code. This is experimental

and doesn't move water yet - but at least it doesn't break anything :-)
This commit is contained in:
Vanessa Ezekowitz 2013-01-04 00:15:23 -05:00
parent 70d8e92aff
commit 6419ecb117
4 changed files with 162 additions and 40 deletions

View File

@ -178,6 +178,14 @@ function pipes_scansurroundings(pos)
(string.find(nym.name, "pipeworks:pump") ~= nil) then
pym=1
end
-- ...extra devices specified via the function's parameters
-- ...except that this part is not implemented yet
--
-- if (string.find(nym.name, "aero:outlet") ~= nil) then
-- pxm, pxp, pym, and/or pyp = 1 depending on the needed rules
-- end
end
function pipe_look_for_stackable_tanks(pos)

View File

@ -35,6 +35,22 @@ pipe_valvehandle_off = {
{ -1/16, 4/16, -5/16, 1/16, 5/16, 0 }
}
spigot_bottomstub = {
{ -2/64, -16/64, -6/64, 2/64, 1/64, 6/64 }, -- pipe segment against -Y face
{ -4/64, -16/64, -5/64, 4/64, 1/64, 5/64 },
{ -5/64, -16/64, -4/64, 5/64, 1/64, 4/64 },
{ -6/64, -16/64, -2/64, 6/64, 1/64, 2/64 },
{ -3/64, -16/64, -8/64, 3/64, -14/64, 8/64 }, -- (the flange for it)
{ -5/64, -16/64, -7/64, 5/64, -14/64, 7/64 },
{ -6/64, -16/64, -6/64, 6/64, -14/64, 6/64 },
{ -7/64, -16/64, -5/64, 7/64, -14/64, 5/64 },
{ -8/64, -16/64, -3/64, 8/64, -14/64, 3/64 }
}
entry_panel = {
{ -8/16, -8/16, -1/16, 8/16, 8/16, 1/16 }
}
-- Now define the nodes.
local states = { "on", "off" }
@ -76,7 +92,11 @@ for s in ipairs(states) do
groups = dgroups,
sounds = default.node_sound_wood_defaults(),
walkable = true,
stack_max = 99,
pipelike = 1,
on_construct = function(pos)
local meta = minetest.env:get_meta(pos)
meta:set_int("pipelike",1)
end,
after_place_node = function(pos)
pipe_scanforobjects(pos)
end,
@ -122,7 +142,11 @@ for s in ipairs(states) do
groups = dgroups,
sounds = default.node_sound_wood_defaults(),
walkable = true,
stack_max = 99,
pipelike = 1,
on_construct = function(pos)
local meta = minetest.env:get_meta(pos)
meta:set_int("pipelike",1)
end,
after_place_node = function(pos)
pipe_scanforobjects(pos)
end,
@ -131,10 +155,6 @@ for s in ipairs(states) do
end,
drop = "pipeworks:valve_off",
pipelike=1,
on_construct = function(pos)
local meta = minetest.env:get_meta(pos)
meta:set_int("pipelike",1)
end,
})
end
@ -154,7 +174,6 @@ minetest.register_node("pipeworks:grating", {
groups = {snappy=3, pipe=1},
sounds = default.node_sound_wood_defaults(),
walkable = true,
stack_max = 99,
after_place_node = function(pos)
pipe_scanforobjects(pos)
end,
@ -191,18 +210,17 @@ minetest.register_node("pipeworks:spigot", {
groups = {snappy=3, pipe=1},
sounds = default.node_sound_wood_defaults(),
walkable = true,
stack_max = 99,
pipelike=1,
on_construct = function(pos)
local meta = minetest.env:get_meta(pos)
meta:set_int("pipelike",1)
end,
after_place_node = function(pos)
pipe_scanforobjects(pos)
end,
after_dig_node = function(pos)
pipe_scanforobjects(pos)
end,
pipelike=1,
on_construct = function(pos)
local meta = minetest.env:get_meta(pos)
meta:set_int("pipelike",1)
end,
node_box = {
type = "fixed",
fixed = spigotboxes,
@ -237,7 +255,6 @@ minetest.register_node("pipeworks:entry_panel", {
groups = {snappy=3, pipe=1},
sounds = default.node_sound_wood_defaults(),
walkable = true,
stack_max = 99,
after_place_node = function(pos)
pipe_scanforobjects(pos)
end,
@ -281,7 +298,6 @@ for fill = 0, 10 do
groups = {snappy=3, pipe=1, tankfill=fill+1, not_in_creative_inventory=1},
sounds = default.node_sound_wood_defaults(),
walkable = true,
stack_max = 99,
drop = "pipeworks:storage_tank_"..fill,
after_place_node = function(pos)
pipe_look_for_stackable_tanks(pos)
@ -312,7 +328,6 @@ for fill = 0, 10 do
groups = sgroups,
sounds = default.node_sound_wood_defaults(),
walkable = true,
stack_max = 99,
after_place_node = function(pos)
pipe_look_for_stackable_tanks(pos)
pipe_scanforobjects(pos)

110
flowing_logic.lua Normal file
View File

@ -0,0 +1,110 @@
-- This file provides the actual flow and pathfinding logic that makes water
-- move through the pipes.
--
-- Contributed by mauvebic, 2013-01-03, with tweaks by Vanessa Ezekowitz
--
local check4liquids = function(pos)
local coords = {
{x=pos.x,y=pos.y-1,z=pos.z},
{x=pos.x,y=pos.y+1,z=pos.z},
{x=pos.x-1,y=pos.y,z=pos.z},
{x=pos.x+1,y=pos.y,z=pos.z},
{x=pos.x,y=pos.y,z=pos.z-1},
{x=pos.x,y=pos.y,z=pos.z+1}, }
for i =1,6 do
local name = minetest.env:get_node(coords[i]).name
if string.find(name,'water') then return true end
end
return false
end
local check4inflows = function(pos,node)
local coords = {
{x=pos.x,y=pos.y-1,z=pos.z},
{x=pos.x,y=pos.y+1,z=pos.z},
{x=pos.x-1,y=pos.y,z=pos.z},
{x=pos.x+1,y=pos.y,z=pos.z},
{x=pos.x,y=pos.y,z=pos.z-1},
{x=pos.x,y=pos.y,z=pos.z+1}, }
local newnode = false
local source = false
for i =1,6 do
if newnode then break end
local name = minetest.env:get_node(coords[i]).name
if (name == 'pipeworks:pump_on' and check4liquids(coords[i])) or string.find(name,'_loaded') then
if string.find(name,'_loaded') then
local source = minetest.env:get_meta(coords[i]):get_string('source')
if source == minetest.pos_to_string(pos) then break end
end
newnode = string.gsub(node.name,'empty','loaded')
source = {x=coords[i].x,y=coords[i].y,z=coords[i].z}
if newnode ~= nil then dbg(newnode) end
end
end
if newnode then dbg(newnode..' to replace '..node.name) end
if newnode then
minetest.env:add_node(pos,{name=newnode})
minetest.env:get_meta(pos):set_string('source',minetest.pos_to_string(source))
end
end
local checksources = function(pos,node)
local sourcepos = minetest.string_to_pos(minetest.env:get_meta(pos):get_string('source'))
local source = minetest.env:get_node(sourcepos).name
local newnode = false
if not ((source == 'pipeworks:pump_on' and check4liquids(sourcepos)) or string.find(source,'_loaded') or source == 'ignore' ) then
newnode = string.gsub(node.name,'loaded','empty')
end
if newnode then dbg(newnode..' to replace '..node.name) end
if newnode then
minetest.env:add_node(pos,{name=newnode})
minetest.env:get_meta(pos):set_string('source','')
end
end
local update_outlet = function(pos)
local top = minetest.env:get_node({x=pos.x,y=pos.y+1,z=pos.z}).name
if string.find(top,'_loaded') then
minetest.env:add_node({x=pos.x,y=pos.y-1,z=pos.z},{name='default:water_source'})
elseif minetest.env:get_node({x=pos.x,y=pos.y-1,z=pos.z}).name == 'default:water_source' then
minetest.env:remove_node({x=pos.x,y=pos.y-1,z=pos.z})
end
end
local spigot_check = function(pos,node)
local check = {{x=pos.x,y=pos.y,z=pos.z+1},{x=pos.x+1,y=pos.y,z=pos.z},{x=pos.x,y=pos.y,z=pos.z-1},{x=pos.x-1,y=pos.y,z=pos.z} }
dbg(node.param2..' checking '..minetest.pos_to_string(check[node.param2+1])..' for spigot at '..minetest.pos_to_string(pos))
local top = minetest.env:get_node(check[node.param2+1]).name
dbg('found '..top)
if string.find(top,'_loaded') then
minetest.env:add_node({x=pos.x,y=pos.y-1,z=pos.z},{name='default:water_source'})
elseif minetest.env:get_node({x=pos.x,y=pos.y-1,z=pos.z}).name == 'default:water_source' then
minetest.env:remove_node({x=pos.x,y=pos.y-1,z=pos.z})
end
end
minetest.register_abm({
nodenames = empty_nodenames,
interval = 15,
chance = 1,
action = function(pos, node, active_object_count, active_object_count_wider) check4inflows(pos,node) end
})
minetest.register_abm({
nodenames = full_nodenames,
interval = 10,
chance = 1,
action = function(pos, node, active_object_count, active_object_count_wider) checksources(pos,node) end
})
minetest.register_abm({
nodenames = {'pipeworks:outlet','pipeworks:spigot'},
interval = 10,
chance = 1,
action = function(pos, node, active_object_count, active_object_count_wider)
if node.name == 'pipeworks:outlet' then update_outlet(pos)
elseif node.name == 'pipeworks:spigot' then spigot_check(pos,node) end
end
})

View File

@ -10,8 +10,10 @@
-- Un-comment the following dofile line to re-enable the old pipe nodes.
-- dofile(minetest.get_modpath("pipeworks").."/oldpipes.lua")
--
minetest.register_alias("pipeworks:pipe", "pipeworks:pipe_110000_empty")
local DEBUG = true
pipe_leftstub = {
{ -32/64, -2/64, -6/64, 1/64, 2/64, 6/64 }, -- pipe segment against -X face
@ -108,27 +110,10 @@ pipe_bendsphere = {
{ -3/64, -3/64, -5/64, 3/64, 3/64, 5/64 }
}
spigot_bottomstub = {
{ -2/64, -16/64, -6/64, 2/64, 1/64, 6/64 }, -- pipe segment against -Y face
{ -4/64, -16/64, -5/64, 4/64, 1/64, 5/64 },
{ -5/64, -16/64, -4/64, 5/64, 1/64, 4/64 },
{ -6/64, -16/64, -2/64, 6/64, 1/64, 2/64 },
{ -3/64, -16/64, -8/64, 3/64, -14/64, 8/64 }, -- (the flange for it)
{ -5/64, -16/64, -7/64, 5/64, -14/64, 7/64 },
{ -6/64, -16/64, -6/64, 6/64, -14/64, 6/64 },
{ -7/64, -16/64, -5/64, 7/64, -14/64, 5/64 },
{ -8/64, -16/64, -3/64, 8/64, -14/64, 3/64 }
}
entry_panel = {
{ -8/16, -8/16, -1/16, 8/16, 8/16, 1/16 }
}
-- Functions
dbg = function(s)
if DEBUG == 1 then
if DEBUG then
print('[PIPEWORKS] ' .. s)
end
end
@ -150,6 +135,9 @@ end
-- now define the nodes!
local empty_nodenames = {}
local full_nodenames = {}
for xm = 0, 1 do
for xp = 0, 1 do
for ym = 0, 1 do
@ -279,12 +267,11 @@ for zp = 0, 1 do
groups = pgroups,
sounds = default.node_sound_wood_defaults(),
walkable = true,
stack_max = 99,
drop = "pipeworks:pipe_110000_empty",
pipelike=1,
on_construct = function(pos)
local meta = minetest.env:get_meta(pos)
meta:set_int("pipelike",1)
local meta = minetest.env:get_meta(pos)
meta:set_int("pipelike",1)
end,
after_place_node = function(pos)
pipe_scanforobjects(pos)
@ -310,12 +297,11 @@ for zp = 0, 1 do
groups = {snappy=3, pipe=1, not_in_creative_inventory=1},
sounds = default.node_sound_wood_defaults(),
walkable = true,
stack_max = 99,
drop = "pipeworks:pipe_110000_empty",
pipelike=1,
on_construct = function(pos)
local meta = minetest.env:get_meta(pos)
meta:set_int("pipelike",1)
local meta = minetest.env:get_meta(pos)
meta:set_int("pipelike",1)
end,
after_place_node = function(pos)
pipe_scanforobjects(pos)
@ -324,6 +310,8 @@ for zp = 0, 1 do
pipe_scanforobjects(pos)
end
})
table.insert(empty_nodenames,"pipeworks:pipe_"..pname.."_empty") -- for the abms
table.insert(full_nodenames,"pipeworks:pipe_"..pname.."_loaded") -- for bacon
end
end
end
@ -335,5 +323,6 @@ dofile(minetest.get_modpath("pipeworks").."/tubes.lua")
dofile(minetest.get_modpath("pipeworks").."/devices.lua")
dofile(minetest.get_modpath("pipeworks").."/autoplace.lua")
dofile(minetest.get_modpath("pipeworks").."/crafts.lua")
dofile(minetest.get_modpath("pipeworks").."/flowing_logic.lua")
print("Pipeworks loaded!")