minetest-mods/mesecons
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Code cleanup

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This commit is contained in:
Jeija 2012-08-13 11:58:04 +02:00
parent c20a4b3a89
commit b8ba13a17a
3 changed files with 416 additions and 5 deletions
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5
mesecons/init.lua
View File

@ -41,9 +41,6 @@
--rules=mesecon:rotate_rules_right/left/up/down(rules)
--
--
--!! If a receptor node is removed, the circuit should be recalculated. This means you have to
--send an mesecon:receptor_off signal to the api when the node is dug, using the
--after_dig_node node property.
--
--EFFECTORS
--
@ -96,7 +93,7 @@ mesecon.conductors={}
dofile(minetest.get_modpath("mesecons").."/settings.lua")
--Internal API
dofile(minetest.get_modpath("mesecons").."/internal_api.lua");
dofile(minetest.get_modpath("mesecons").."/internal.lua");
-- API API API API API API API API API API API API API API API API API API

397
mesecons/internal.lua Normal file
View File

@ -0,0 +1,397 @@
-- INTERNAL API
function mesecon:is_receptor_node(nodename)
local i = 1
while mesecon.pwr_srcs[i] ~= nil do
if mesecon.pwr_srcs[i].name == nodename then
return true
end
i = i + 1
end
return false
end
function mesecon:is_receptor_node_off(nodename, pos, ownpos)
local i = 1
while mesecon.pwr_srcs_off[i] ~= nil do
if mesecon.pwr_srcs_off[i].name == nodename then
return true
end
i = i + 1
end
return false
end
function mesecon:receptor_get_rules(node)
local i = 1
while(mesecon.pwr_srcs[i] ~= nil) do
if mesecon.pwr_srcs[i].name == node.name then
if mesecon.pwr_srcs[i].get_rules ~= nil then
return mesecon.pwr_srcs[i].get_rules(node.param2)
elseif mesecon.pwr_srcs[i].rules ~=nil then
return mesecon.pwr_srcs[i].rules
else
return mesecon:get_rules("default")
end
end
i = i + 1
end
while(mesecon.pwr_srcs_off[i] ~= nil) do
if mesecon.pwr_srcs_off[i].name == node.name then
if mesecon.pwr_srcs_off[i].get_rules ~= nil then
return mesecon.pwr_srcs_off[i].get_rules(node.param2)
elseif mesecon.pwr_srcs_off[i].rules ~=nil then
return mesecon.pwr_srcs_off[i].rules
else
return mesecon:get_rules("default")
end
end
i = i + 1
end
return nil
end
--Signals
function mesecon:activate(pos)
local node = minetest.env:get_node(pos)
local i = 1
repeat
i=i+1
if mesecon.actions_on[i]~=nil then mesecon.actions_on[i](pos, node)
else break
end
until false
end
function mesecon:deactivate(pos)
local node = minetest.env:get_node(pos)
local i = 1
repeat
i=i+1
if mesecon.actions_off[i]~=nil then mesecon.actions_off[i](pos, node)
else break
end
until false
end
function mesecon:changesignal(pos)
local node = minetest.env:get_node(pos)
local i = 1
repeat
i=i+1
if mesecon.actions_change[i]~=nil then mesecon.actions_change[i](pos, node)
else break
end
until false
end
--Rules
function mesecon:add_rules(name, rules)
local i=0
while mesecon.rules[i]~=nil do
i=i+1
end
mesecon.rules[i]={}
mesecon.rules[i].name=name
mesecon.rules[i].rules=rules
end
function mesecon:get_rules(name)
local i=0
while mesecon.rules[i]~=nil do
if mesecon.rules[i].name==name then
return mesecon.rules[i].rules
end
i=i+1
end
end
--Conductor system stuff
function mesecon:get_conductor_on(offstate)
local i=0
while mesecon.conductors[i]~=nil do
if mesecon.conductors[i].off==offstate then
return mesecon.conductors[i].on
end
i=i+1
end
return false
end
function mesecon:get_conductor_off(onstate)
local i=0
while mesecon.conductors[i]~=nil do
if mesecon.conductors[i].on==onstate then
return mesecon.conductors[i].off
end
i=i+1
end
return false
end
function mesecon:is_conductor_on(name)
local i=0
while mesecon.conductors[i]~=nil do
if mesecon.conductors[i].on==name then
return true
end
i=i+1
end
return false
end
function mesecon:is_conductor_off(name)
local i=0
while mesecon.conductors[i]~=nil do
if mesecon.conductors[i].off==name then
return true
end
i=i+1
end
return false
end
--Rules rotation Functions:
function mesecon:rotate_rules_right(rules)
local i=1
local nr={};
while rules[i]~=nil do
nr[i]={}
nr[i].z=rules[i].x
nr[i].x=-rules[i].z
nr[i].y=rules[i].y
i=i+1
end
return nr
end
function mesecon:rotate_rules_left(rules)
local i=1
local nr={};
while rules[i]~=nil do
nr[i]={}
nr[i].z=-rules[i].x
nr[i].x=rules[i].z
nr[i].y=rules[i].y
i=i+1
end
return nr
end
function mesecon:rotate_rules_down(rules)
local i=1
local nr={};
while rules[i]~=nil do
nr[i]={}
nr[i].y=rules[i].x
nr[i].x=-rules[i].y
nr[i].z=rules[i].z
i=i+1
end
return nr
end
function mesecon:rotate_rules_up(rules)
local i=1
local nr={};
while rules[i]~=nil do
nr[i]={}
nr[i].y=-rules[i].x
nr[i].x=rules[i].y
nr[i].z=rules[i].z
i=i+1
end
return nr
end
function mesecon:is_power_on(pos)
local node = minetest.env:get_node(pos)
if mesecon:is_conductor_on(node.name) or mesecon:is_receptor_node(node.name) then
return true
end
return false
end
function mesecon:is_power_off(pos)
local node = minetest.env:get_node(pos)
if mesecon:is_conductor_off(node.name) or mesecon:is_receptor_node_off(node.name) then
return 1
end
return 0
end
function mesecon:turnon(pos)
local node = minetest.env:get_node(pos)
if mesecon:is_conductor_off(node.name) then
minetest.env:add_node(pos, {name=mesecon:get_conductor_on(node.name)})
nodeupdate(pos)
rules = mesecon:get_rules("default") --TODO: Use rules of conductor
local i=1
while rules[i]~=nil do
local np = {}
np.x = pos.x + rules[i].x
np.y = pos.y + rules[i].y
np.z = pos.z + rules[i].z
mesecon:turnon(np)
i=i+1
end
end
mesecon:changesignal(pos)
if minetest.get_item_group(node.name, "mesecon_effector_off") == 1 then
mesecon:activate(pos)
end
end
function mesecon:turnoff(pos)
local node = minetest.env:get_node(pos)
if mesecon:is_conductor_on(node.name) then
minetest.env:add_node(pos, {name=mesecon:get_conductor_off(node.name)})
nodeupdate(pos)
rules = mesecon:get_rules("default") --TODO: Use ruels of conductor
local i = 1
while rules[i]~=nil do
local np = {}
np.x = pos.x + rules[i].x
np.y = pos.y + rules[i].y
np.z = pos.z + rules[i].z
mesecon:turnoff(np)
i=i+1
end
end
mesecon:changesignal(pos) --Changesignal is always thrown because nodes can be both receptors and effectors
if minetest.get_item_group(node.name, "mesecon_effector_on") == 1 and
not mesecon:is_powered(pos) then --Check if the signal comes from another source
--Send Signals to effectors:
mesecon:deactivate(pos)
end
end
function mesecon:connected_to_pw_src(pos, checked)
if checked == nil then
checked = {}
end
local connected
local i = 1
while checked[i] ~= nil do --find out if node has already been checked
if compare_pos(checked[i], pos) then
return false, checked
end
i = i + 1
end
checked[i] = {x=pos.x, y=pos.y, z=pos.z} --add current node to checked
local node = minetest.env:get_node_or_nil(pos)
if node == nil then return false, checked end
if mesecon:is_conductor_on(node.name) or mesecon:is_conductor_off(node.name) then
if mesecon:is_powered_by_receptor(pos) then --return if conductor is powered
return true, checked
end
local rules = mesecon:get_rules("default") --TODO: Use conductor specific rules
local i = 1
while rules[i] ~= nil do
local np = {}
np.x = pos.x + rules[i].x
np.y = pos.y + rules[i].y
np.z = pos.z + rules[i].z
connected, checked = mesecon:connected_to_pw_src(np, checked)
if connected then
return true
end
i=i+1
end
end
return false, checked
end
function mesecon:is_powered_by_receptor(pos)
local rcpt
local rcpt_pos = {}
local rcpt_checked = {} --using a checked array speeds this up
local i = 1
local j = 1
local k = 1
local pos_checked = false
while mesecon.rules[i]~=nil do
j=1
while mesecon.rules[i].rules[j]~=nil do
rcpt_pos = {
x = pos.x-mesecon.rules[i].rules[j].x,
y = pos.y-mesecon.rules[i].rules[j].y,
z = pos.z-mesecon.rules[i].rules[j].z}
k = 1
pos_checked = false
while rcpt_checked[k] ~= nil do
if compare_pos(rcpt_checked[k], rcpt_pos) then
pos_checked = true
end
k = k + 1
end
if not pos_checked then
table.insert(rcpt_checked, rcpt_pos)
rcpt = minetest.env:get_node(rcpt_pos)
if mesecon:is_receptor_node(rcpt.name) then
rules = mesecon:receptor_get_rules(rcpt)
while rules[j] ~= nil do
if pos.x + rules[j].x == rcpt_pos.x
and pos.y + rules[j].y == rcpt_pos.y
and pos.z + rules[j].z == rcpt_pos.z then
return true
end
j=j+1
end
end
end
j=j+1
end
i=i+1
end
return false
end
function mesecon:is_powered_by_conductor(pos)
local k=1
rules=mesecon:get_rules("default") --TODO: use conductor specific rules
while rules[k]~=nil do
if mesecon:is_conductor_on(minetest.env:get_node({x=pos.x+rules[k].x, y=pos.y+rules[k].y, z=pos.z+rules[k].z}).name) then
return true
end
k=k+1
end
return false
end
function mesecon:is_powered(pos)
return mesecon:is_powered_by_conductor(pos) or mesecon:is_powered_by_receptor(pos)
end
function mesecon:updatenode(pos)
if mesecon:connected_to_pw_src(pos) then
mesecon:turnon(pos)
else
mesecon:turnoff(pos)
end
end
function compare_pos(pos1, pos2)
return pos1.x == pos2.x and pos1.y == pos2.y and pos1.z == pos2.z
end

19
mesecons/services.lua
View File

@ -6,7 +6,24 @@ minetest.register_on_dignode(
end
if mesecon:is_receptor_node(oldnode.name) then
mesecon:receptor_off(pos)
mesecon:receptor_off(pos, mesecon:receptor_get_rules(oldnode))
end
end
)
minetest.register_on_placenode(
function (pos, node)
if mesecon:is_receptor_node(node.name) then
mesecon:receptor_on(pos, mesecon:receptor_get_rules(node))
end
if mesecon:is_powered(pos) then
if mesecon:is_conductor_off(node.name) then
mesecon:turnon(pos)
else
mesecon:changesignal(pos)
mesecon:activate(pos)
end
end
end
)