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autoclose_doors
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use metadata flag to mark door open/closed 

instead of trying to detect the surroundings
(leftover from homedecor's old legacy code)
master
Vanessa Ezekowitz 2014-12-27 04:13:25 -05:00
parent 55e8eb95d8
commit e352d7870c
1 changed files with 8 additions and 150 deletions
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158
init.lua
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@ -29,144 +29,6 @@ dofile(modpath.."/door_models.lua")
-- the good stuff!
local function isSolid(pos,adj)
local adj = {x=adj[1],y=adj[2],z=adj[3]}
local node = minetest.get_node(vector.add(pos,adj))
if node then
local idef = minetest.registered_nodes[minetest.get_node(vector.add(pos,adj)).name]
if idef then
return idef.walkable
end
end
return false
end
local function countSolids(pos,node,level)
local solids = 0
for x = -1, 1 do
for z = -1, 1 do
local y = 0
if node.param2 == 5 then
y = -level
else
y = level
end
-- special cases when x == z == 0
if x == 0 and z == 0 then
if level == 1 then
-- when looking past the trap door, cannot be solid in center
if isSolid(pos,{x,y,z}) then
return false
end
-- no else. it doesn't matter if x == y == z is solid, that's us.
end
elseif isSolid(pos,{x,y,z}) then
solids = solids + 1
end
end
end
return solids
end
local function calculateClosed(pos)
local node = minetest.get_node(pos)
-- the door is considered closed if it is closing off something.
local solids = 0
local direction = node.param2 % 6
local isTrap = direction == 0 or direction == 5
if isTrap then
-- the trap door is considered closed when all nodes on its sides are solid
-- or all nodes in the 3x3 above/below it are solid except the center
for level = 0, 1 do
local fail = false
local solids = countSolids(pos,node,level)
if solids == 8 then
return true
end
end
return false
else
-- the door is considered closed when the nodes on its sides are solid
-- or the 3 nodes in its facing direction are solid nonsolid solid
-- sorry I dunno the math to figure whether to x or z
if direction == 1 or direction == 2 then
if isSolid(pos,{0,0,-1}) and isSolid(pos,{0,0,1}) then
if string.find(node.name,'_bottom_') then
return calculateClosed({x=pos.x,y=pos.y+1,z=pos.z})
else
return true
end
end
local x
if direction == 1 then
x = 1
else
x = -1
end
if isSolid(pos,{x,0,-1}) and not isSolid(pos,{x,0,0}) and isSolid(pos,{x,0,1}) then
if string.find(node.name,'_bottom_') then
return calculateClosed({x=pos.x,y=pos.y+1,z=pos.z})
else
return true
end
end
return false
else
-- direction == 3 or 4
if isSolid(pos,{-1,0,0}) and isSolid(pos,{1,0,0}) then
if string.find(node.name,'_bottom_') then
return calculateClosed({x=pos.x,y=pos.y+1,z=pos.z})
else
return true
end
end
local z
if direction == 3 then
z = 1
else
z = -1
end
if isSolid(pos,{-1,0,z}) and not isSolid(pos,{0,0,z}) and isSolid(pos,{1,0,z}) then
if string.find(node.name,'_bottom_') then
return calculateClosed({x=pos.x,y=pos.y+1,z=pos.z})
else
return true
end
end
return false
end
error("What direction is this???",direction)
end
end
-- isClosed flag, is 0 or 1 0 = open, 1 = closed
local function getClosed(pos)
local isClosed = minetest.get_meta(pos):get_string('closed')
if isClosed=='' then
if calculateClosed(pos) then
return true
else
return false
end
else
isClosed = tonumber(isClosed)
-- may be closed or open (1 or 0)
return isClosed == 1
end
end
local function addDoorNode(pos,def,isClosed)
if isClosed then
isClosed = 1
else
isClosed = 0
end
minetest.add_node(pos, def)
minetest.get_meta(pos):set_int('closed',isClosed)
end
local sides = {"left", "right"}
local rsides = {"right", "left"}
@ -284,13 +146,6 @@ for i in ipairs(sides) do
on_rightclick = function(pos, node, clicker)
autoclose_doors.flip_door(pos, node, clicker, doorname, side)
end,
-- both left and right doors may be used for open or closed doors
-- so they have to have both action_on and action_off and just
-- check when that action is invoked if to continue
on_punch = function(pos, node, puncher)
minetest.get_meta(pos):set_string('closed',nil)
end,
drop = "autoclose_doors:"..doorname.."_bottom_left",
mesecons = {
effector = {
@ -376,6 +231,7 @@ function autoclose_doors.place_door(itemstack, placer, pointed_thing, name, forc
local def = { name = "autoclose_doors:"..name.."_bottom_"..side, param2=fdir}
addDoorNode(pos1, def, true)
minetest.add_node(pos2, { name = "autoclose_doors:"..name.."_top_"..side, param2=fdir})
minetest.get_meta(pos1):set_string('closed', true)
if not autoclose_doors.expect_infinite_stacks then
itemstack:take_item()
return itemstack
@ -389,9 +245,11 @@ end
-- also adjusting param2 so the node is at 90 degrees.
function autoclose_doors.flip_door(pos, node, player, name, side, isClosed)
if isClosed == nil then
isClosed = getClosed(pos)
end
if isClosed == nil then
isClosed = minetest.get_meta(pos):get_string('closed') or false
end
-- this is where we swap the isClosed status!
-- i.e. if isClosed, we're adding an open door
-- and if not isClosed, a closed door
@ -425,9 +283,9 @@ function autoclose_doors.flip_door(pos, node, player, name, side, isClosed)
addDoorNode(pos,{ name = "autoclose_doors:"..name.."_bottom_"..rside, param2=nfdir },isClosed)
local timer = minetest.get_node_timer(pos)
minetest.get_meta(pos):set_string('closed', isClosed)
if not isClosed then
timer:start(10)
minetest.get_node_timer(pos):start(10)
end
end