minetest-mods/mesecons
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Code cleanup - remove internal_api.lua (now internal.lua)

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Jeija 2012-08-13 12:05:37 +02:00
parent 955b8254dd
commit cf6106ce43
1 changed files with 0 additions and 418 deletions
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mesecons/internal_api.lua
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@ -1,418 +0,0 @@
-- INTERNAL API
function mesecon:is_receptor_node(nodename, pos, ownpos) --ownpos must be position of the effector/mesecon NOT of the receptor node; pos is the receptor position
local i=1
local j=1
repeat
if mesecon.pwr_srcs[i].name==nodename then
if pos==nil and ownpos==nil then --old usage still possible
return true
end
local rules = mesecon.pwr_srcs[i].rules
local get_rules = mesecon.pwr_srcs[i].get_rules
local node = minetest.env:get_node(pos)
if get_rules~=nil then --get_rules preferred
rules = get_rules(node.param2)
end
j=1
while rules[j]~=nil do --Check if dest. position is specified in the receptor's rules
if pos.x+rules[j].x==ownpos.x
and pos.y+rules[j].y==ownpos.y
and pos.z+rules[j].z==ownpos.z then
return true
end
j=j+1
end
end
i=i+1
until mesecon.pwr_srcs[i]==nil
return false
end
function mesecon:is_receptor_node_off(nodename, pos, ownpos) --ownpos must be position of the effector/mesecon NOT of the receptor node; pos is the receptor position
local i=1
local j=1
repeat
if mesecon.pwr_srcs_off[i].name==nodename then
if pos==nil and ownpos==nil then --old usage still possible
return true
end
local rules = mesecon.pwr_srcs_off[i].rules
local rules = mesecon.pwr_srcs_off[i].get_rules
local node = minetest.env:get_node(pos)
if get_rules ~= nil then
rules = get_rules(node.param2)
end
j=1
while rules[j]~=nil do
if pos.x+rules[j].x==ownpos.x
and pos.y+rules[j].y==ownpos.y
and pos.z+rules[j].z==ownpos.z then
return true
end
j=j+1
end
end
i=i+1
until mesecon.pwr_srcs_off[i]==nil
return false
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 checked[i].x == pos.x and checked[i].y == pos.y and checked[i].z == pos.z 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, rcpt_pos, pos) then
return true
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
minetest.register_on_placenode(function(pos, newnode, placer)
if mesecon:is_powered(pos) then
if mesecon:is_conductor_off(newnode.name) then
mesecon:turnon(pos)
else
mesecon:changesignal(pos)
mesecon:activate(pos)
end
end
end)
minetest.register_on_dignode(
function(pos, oldnode, digger)
if mesecon:is_conductor_on(oldnode.name) then
local i = 1
mesecon:receptor_off(pos)
end
end
)
function compare_pos(pos1, pos2)
return pos1.x == pos2.x and pos1.y == pos2.y and pos1.z == pos2.z
end