homedecor_modpack/doors_and_gates.lua
2013-10-27 18:35:53 -07:00

542 lines
18 KiB
Lua

-- Node definitions for Homedecor doors
-- Boilerplate to support localized strings if intllib mod is installed.
local S
if (minetest.get_modpath("intllib")) then
dofile(minetest.get_modpath("intllib").."/intllib.lua")
S = intllib.Getter(minetest.get_current_modname())
else
S = function ( s ) return s end
end
-- doors
function isSolid(pos,adj)
adj = vector.new(adj[1],adj[2],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
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
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 levels = 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
-- if the door has two levels (i.e. not a gate) then this must
-- be true for the top node as well.
-- 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
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
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"}
for i in ipairs(sides) do
local side = sides[i]
local rside = rsides[i]
for j in ipairs(homedecor_door_models) do
local doorname = homedecor_door_models[j][1]
local doordesc = homedecor_door_models[j][2]
local nodeboxes_top = nil
local nodeboxes_bottom = nil
local texalpha = false
if doorname == "exterior_fancy" then
texalpha = true
end
if side == "left" then
nodeboxes_top = homedecor_door_models[j][3]
nodeboxes_bottomtom = homedecor_door_models[j][4]
else
nodeboxes_top = homedecor_door_models[j][5]
nodeboxes_bottomtom = homedecor_door_models[j][6]
end
local lower_top_side = "homedecor_door_"..doorname.."_tb.png"
local upper_bottom_side = "homedecor_door_"..doorname.."_tb.png"
if doorname == "glass" then
lower_top_side = "homedecor_blanktile.png"
upper_bottom_side = "homedecor_blanktile.png"
end
local tiles_upper = {
"homedecor_door_"..doorname.."_tb.png",
upper_bottom_side,
"homedecor_door_"..doorname.."_lrt.png",
"homedecor_door_"..doorname.."_lrt.png",
"homedecor_door_"..doorname.."_"..rside.."_top.png",
"homedecor_door_"..doorname.."_"..side.."_top.png",
}
local tiles_lower = {
lower_top_side,
"homedecor_door_"..doorname.."_tb.png",
"homedecor_door_"..doorname.."_lrb.png",
"homedecor_door_"..doorname.."_lrb.png",
"homedecor_door_"..doorname.."_"..rside.."_bottom.png",
"homedecor_door_"..doorname.."_"..side.."_bottom.png",
}
local selectboxes_top = {
type = "fixed",
fixed = { -0.5, -1.5, 6/16, 0.5, 0.5, 8/16}
}
local selectboxes_bottom = {
type = "fixed",
fixed = { -0.5, -0.5, 6/16, 0.5, 1.5, 8/16}
}
minetest.register_node("homedecor:door_"..doorname.."_top_"..side, {
description = doordesc.." "..S("(Top Half, %s-opening)"):format(side),
drawtype = "nodebox",
tiles = tiles_upper,
paramtype = "light",
paramtype2 = "facedir",
groups = {snappy=3, not_in_creative_inventory=1},
sounds = default.node_sound_wood_defaults(),
walkable = true,
use_texture_alpha = texalpha,
selection_box = selectboxes_top,
node_box = {
type = "fixed",
fixed = nodeboxes_top
},
drop = "homedecor:door_"..doorname.."_bottom_"..side,
after_dig_node = function(pos, oldnode, oldmetadata, digger)
if minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z}).name == "homedecor:door_"..doorname.."_bottom_"..side then
minetest.remove_node({x=pos.x, y=pos.y-1, z=pos.z})
end
end,
on_rightclick = function(pos, node, clicker)
homedecor_flip_door({x=pos.x, y=pos.y-1, z=pos.z}, node, clicker, doorname, side)
end
})
minetest.register_node("homedecor:door_"..doorname.."_bottom_"..side, {
description = doordesc.." "..S("(%s-opening)"):format(side),
drawtype = "nodebox",
tiles = tiles_lower,
inventory_image = "homedecor_door_"..doorname.."_"..side.."_inv.png",
paramtype = "light",
paramtype2 = "facedir",
groups = {snappy=3},
sounds = default.node_sound_wood_defaults(),
walkable = true,
use_texture_alpha = texalpha,
selection_box = selectboxes_bottom,
node_box = {
type = "fixed",
fixed = nodeboxes_bottomtom
},
after_dig_node = function(pos, oldnode, oldmetadata, digger)
if minetest.get_node({x=pos.x, y=pos.y+1, z=pos.z}).name == "homedecor:door_"..doorname.."_top_"..side then
minetest.remove_node({x=pos.x, y=pos.y+1, z=pos.z})
end
end,
on_place = function(itemstack, placer, pointed_thing)
homedecor_place_door(itemstack, placer, pointed_thing, doorname, side)
return itemstack
end,
on_rightclick = function(pos, node, clicker)
homedecor_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,
mesecons = {
effector = {
action_on = function(pos,node)
local isClosed = getClosed(pos)
if isClosed then
homedecor_flip_door(pos,node,nil,doorname,side,isClosed)
end
end,
action_off = function(pos,node)
local isClosed = getClosed(pos)
if not isClosed then
homedecor_flip_door(pos,node,nil,doorname,side,isClosed)
end
end
}
}
})
end
end
-- Gates
local gates_list = { "picket", "picket_white", "barbed_wire", "chainlink" }
local gate_names = { "Unpainted Picket", "White Picket", "Barbed Wire", "Chainlink" }
local gate_models_closed = {
{{ -0.5, -0.5, 0.498, 0.5, 0.5, 0.498 }},
{{ -0.5, -0.5, 0.498, 0.5, 0.5, 0.498 }},
{{ -8/16, -8/16, 6/16, -6/16, 8/16, 8/16 }, -- left post
{ 6/16, -8/16, 6/16, 8/16, 8/16, 8/16 }, -- right post
{ -8/16, 7/16, 13/32, 8/16, 8/16, 15/32 }, -- top piece
{ -8/16, -8/16, 13/32, 8/16, -7/16, 15/32 }, -- bottom piece
{ -6/16, -8/16, 7/16, 6/16, 8/16, 7/16 }}, -- the wire
{{ -8/16, -8/16, 6/16, -7/16, 8/16, 8/16 }, -- left post
{ 6/16, -8/16, 6/16, 8/16, 8/16, 8/16 }, -- right post
{ -8/16, 7/16, 13/32, 8/16, 8/16, 15/32 }, -- top piece
{ -8/16, -8/16, 13/32, 8/16, -7/16, 15/32 }, -- bottom piece
{ -8/16, -8/16, 7/16, 8/16, 8/16, 7/16 }, -- the chainlink itself
{ -8/16, -3/16, 6/16, -6/16, 3/16, 8/16 }} -- the lump representing the lock
}
local gate_models_open = {
{{ 0.498, -0.5, -0.5, 0.498, 0.5, 0.5 }},
{{ 0.498, -0.5, -0.5, 0.498, 0.5, 0.5 }},
{{ 6/16, -8/16, -8/16, 8/16, 8/16, -6/16 }, -- left post
{ 6/16, -8/16, 6/16, 8/16, 8/16, 8/16 }, -- right post
{ 13/32, 7/16, -8/16, 15/32, 8/16, 8/16 }, -- top piece
{ 13/32, -8/16, -8/16, 15/32, -7/16, 8/16 }, -- bottom piece
{ 7/16, -8/16, -6/16, 7/16, 8/16, 6/16 }}, -- the wire
{{ 6/16, -8/16, -8/16, 8/16, 8/16, -7/16 }, -- left post
{ 6/16, -8/16, 6/16, 8/16, 8/16, 8/16 }, -- right post
{ 13/32, 7/16, -8/16, 15/32, 8/16, 8/16 }, -- top piece
{ 13/32, -8/16, -8/16, 15/32, -7/16, 8/16 }, -- bottom piece
{ 7/16, -8/16, -8/16, 7/16, 8/16, 8/16 }, -- the chainlink itself
{ 6/16, -3/16, -8/16, 8/16, 3/16, -6/16 }} -- the lump representing the lock
}
for i in ipairs(gates_list) do
local gate=gates_list[i]
local def = {
drawtype = "nodebox",
description = S(gate_names[i].." Fence Gate"),
tiles = {
"homedecor_gate_"..gate.."_top.png",
"homedecor_gate_"..gate.."_bottom.png",
"homedecor_gate_"..gate.."_left.png",
"homedecor_gate_"..gate.."_right.png",
"homedecor_gate_"..gate.."_back.png",
"homedecor_gate_"..gate.."_front.png"
},
paramtype = "light",
is_ground_content = true,
groups = {snappy=3},
sounds = default.node_sound_wood_defaults(),
walkable = true,
paramtype2 = "facedir",
selection_box = {
type = "fixed",
fixed = { -0.5, -0.5, 0.4, 0.5, 0.5, 0.5 }
},
node_box = {
type = "fixed",
fixed = gate_models_closed[i]
},
on_rightclick = function(pos, node, clicker)
homedecor_flip_gate(pos, node, clicker, gate, "closed")
end,
mesecons = {
effector = {
action_on = function(pos,node) homedecor_flip_gate(pos,node,player,gate, "closed") end
}
}
}
-- gates when placed default to closed, closed.
minetest.register_node("homedecor:gate_"..gate.."_closed", def)
-- this is either a terrible idea or a great one
def.groups.not_in_creative_inventory = 1
def.selection_box.fixed = { 0.4, -0.5, -0.5, 0.5, 0.5, 0.5 }
def.node_box.fixed = gate_models_open[i]
def.drop = "homedecor:gate_"..gate.."_closed"
def.on_rightclick = function(pos, node, clicker)
homedecor_flip_gate(pos, node, clicker, gate, "open")
end
def.mesecons.effector = {
action_off = function(pos,node) homedecor_flip_gate(pos,node,player,gate, "open") end
}
minetest.register_node("homedecor:gate_"..gate.."_open", def)
end
minetest.register_alias("homedecor:fence_barbed_wire_gate_open", "homedecor:gate_barbed_wire_open")
minetest.register_alias("homedecor:fence_barbed_wire_gate_closed", "homedecor:gate_barbed_wire_closed")
minetest.register_alias("homedecor:fence_chainlink_gate_open", "homedecor:gate_chainlink_open")
minetest.register_alias("homedecor:fence_chainlink_gate_closed", "homedecor:gate_chainlink_closed")
minetest.register_alias("homedecor:fence_picket_gate_open", "homedecor:gate_picket_open")
minetest.register_alias("homedecor:fence_picket_gate_closed", "homedecor:gate_picket_closed")
minetest.register_alias("homedecor:fence_picket_gate_white_open", "homedecor:gate_picket_white_open")
minetest.register_alias("homedecor:fence_picket_gate_white_closed", "homedecor:gate_picket_white_closed")
----- helper functions
local function get_nodedef_field(nodename, fieldname)
if not minetest.registered_nodes[nodename] then
return nil
end
return minetest.registered_nodes[nodename][fieldname]
end
function homedecor_place_door(itemstack, placer, pointed_thing, name, side)
local pointed = pointed_thing.under
local pnode = minetest.get_node(pointed)
local pname = pnode.name
if not minetest.registered_nodes[pname]
or not minetest.registered_nodes[pname].on_rightclick then
local pos1 = nil
local pos2 = nil
if minetest.registered_nodes[pname]["buildable_to"] then
pos1 = pointed
pos2 = {x=pointed.x, y=pointed.y+1, z=pointed.z}
else
pos1 = pointed_thing.above
pos2 = {x=pointed_thing.above.x, y=pointed_thing.above.y+1, z=pointed_thing.above.z}
end
local node_bottom = minetest.get_node(pos1)
local node_top = minetest.get_node(pos2)
if not homedecor_node_is_owned(pos1, placer)
and not homedecor_node_is_owned(pos2, placer) then
if not get_nodedef_field(node_bottom.name, "buildable_to")
or not get_nodedef_field(node_top.name, "buildable_to") then
minetest.chat_send_player( placer:get_player_name(), S('Not enough space above that spot to place a door!') )
else
local fdir = minetest.dir_to_facedir(placer:get_look_dir())
local def = { name = "homedecor:door_"..name.."_bottom_"..side, param2=fdir}
addDoorNode(pos1, def, true)
minetest.add_node(pos2, { name = "homedecor:door_"..name.."_top_"..side, param2=fdir})
if not homedecor_expect_infinite_stacks then
itemstack:take_item()
return itemstack
end
end
end
else
minetest.registered_nodes[pname].on_rightclick(pointed_thing.under, pnode, placer, itemstack)
end
end
-- to open a door, you switch left for right and subtract from param2, or vice versa right for left
-- that is to say open "right" doors become left door nodes, and open left doors right door nodes.
-- also adjusting param2 so the node is at 90 degrees.
function homedecor_flip_door(pos, node, player, name, side, isClosed)
if isClosed == nil then
isClosed = getClosed(pos)
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
isClosed = not isClosed
local rside = nil
local nfdir = nil
if side == "left" then
rside = "right"
nfdir=node.param2 - 1
if nfdir < 0 then nfdir = 3 end
else
rside = "left"
nfdir=node.param2 + 1
if nfdir > 3 then nfdir = 0 end
end
local sound;
if isClosed then
sound = 'close'
else
sound = 'open'
end
minetest.sound_play("homedecor_door_"..sound, {
pos=pos,
max_hear_distance = 5,
gain = 2,
})
-- XXX: does the top half have to remember open/closed too?
minetest.add_node({x=pos.x, y=pos.y+1, z=pos.z}, { name = "homedecor:door_"..name.."_top_"..rside, param2=nfdir})
addDoorNode(pos,{ name = "homedecor:door_"..name.."_bottom_"..rside, param2=nfdir },isClosed)
end
function homedecor_flip_gate(pos, node, player, gate, oc)
local isClosed = getClosed(pos);
minetest.sound_play("homedecor_gate_open_close", {
pos=pos,
max_hear_distance = 5,
gain = 2,
})
local fdir = node.param2
-- since right facing gates use "open" nodes for closed, we need an
-- isClosed flag to tell if it's "really" closed.
if oc == "closed" then
gateresult = "homedecor:gate_"..gate.."_open"
else
gateresult = "homedecor:gate_"..gate.."_closed"
end
local def = {name=gateresult, param2=fdir}
addDoorNode(pos, def, isClosed)
-- the following opens and closes gates below and above in sync with this one
-- (without three gate open/close sounds)
local above = {x=pos.x, y=pos.y+1, z=pos.z}
local below = {x=pos.x, y=pos.y-1, z=pos.z}
local nodeabove = minetest.get_node(above)
local nodebelow = minetest.get_node(below)
if string.find(nodeabove.name, "homedecor:gate_"..gate) then
addDoorNode(above, def, isClosed)
end
if string.find(nodebelow.name, "homedecor:gate_"..gate) then
addDoorNode(below, def, isClosed)
end
end