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local S = homedecor_i18n.gettext
local shapes = {
{ { x = {0, 1, 0, 1}, y = {0, 0, 1, 1} } },
{ { x = {1, 1, 1, 1}, y = {0, 1, 2, 3} },
{ x = {0, 1, 2, 3}, y = {1, 1, 1, 1} } },
{ { x = {0, 0, 1, 1}, y = {0, 1, 1, 2} },
{ x = {1, 2, 0, 1}, y = {0, 0, 1, 1} } },
{ { x = {1, 0, 1, 0}, y = {0, 1, 1, 2} },
{ x = {0, 1, 1, 2}, y = {0, 0, 1, 1} } },
{ { x = {1, 2, 1, 1}, y = {0, 0, 1, 2} },
{ x = {0, 1, 2, 2}, y = {1, 1, 1, 2} },
{ x = {1, 1, 0, 1}, y = {0, 1, 2, 2} },
{ x = {0, 0, 1, 2}, y = {0, 1, 1, 1} } },
{ { x = {1, 1, 1, 2}, y = {0, 1, 2, 2} },
{ x = {0, 1, 2, 0}, y = {1, 1, 1, 2} },
{ x = {0, 1, 1, 1}, y = {0, 0, 1, 2} },
{ x = {0, 1, 2, 2}, y = {1, 1, 1, 0} } },
{ { x = {1, 0, 1, 2}, y = {0, 1, 1, 1} },
{ x = {1, 1, 1, 2}, y = {0, 1, 2, 1} },
{ x = {0, 1, 2, 1}, y = {1, 1, 1, 2} },
{ x = {0, 1, 1, 1}, y = {1, 0, 1, 2} } } }
local colors = { "computer_cyan.png", "computer_magenta.png", "computer_red.png",
"computer_blue.png", "computer_green.png", "computer_orange.png", "computer_yellow.png" }
local background = "image[0,0;3.55,6.66;computer_black.png]"
local buttons = "button[3,4.5;0.6,0.6;left;<]"
.."button[3.6,4.5;0.6,0.6;rotateleft;"..minetest.formspec_escape(S("L")).."]"
.."button[4.2,4.5;0.6,0.6;down;v]"
.."button[4.2,5.3;0.6,0.6;drop;V]"
.."button[4.8,4.5;0.6,0.6;rotateright;"..minetest.formspec_escape(S("R")).."]"
.."button[5.4,4.5;0.6,0.6;right;>]"
.."button[3.5,3;2,2;new;"..minetest.formspec_escape(S("New Game")).."]"
local formsize = "size[5.9,5.7]"
local boardx, boardy = 0, 0
local sizex, sizey, size = 0.29, 0.29, 0.31
local comma = ","
local semi = ";"
local close = "]"
local concat = table.concat
local insert = table.insert
local draw_shape = function(id, x, y, rot, posx, posy)
local d = shapes[id][rot]
local scr = {}
local ins = #scr
for i=1,4 do
local tmp = { "image[",
(d.x[i]+x)*sizex+posx, comma,
(d.y[i]+y)*sizey+posy, semi,
size, comma, size, semi,
colors[id], close }
ins = ins + 1
scr[ins] = concat(tmp)
end
return concat(scr)
end
local function step(pos, fields)
local meta = minetest.get_meta(pos)
local t = minetest.deserialize(meta:get_string("tetris"))
local function new_game(p)
local nex = math.random(7)
t = {
board = {},
boardstring = "",
previewstring = draw_shape(nex, 0, 0, 1, 4, 1),
score = 0,
cur = math.random(7),
nex = nex,
x=4, y=0, rot=1
}
local timer = minetest.get_node_timer(p)
timer:set(0.3, 0)
end
local function update_boardstring()
local scr = {}
local ins = #scr
for i, line in pairs(t.board) do
for _, tile in pairs(line) do
local tmp = { "image[",
tile[1]*sizex+boardx, comma,
i*sizey+boardy, semi,
size, comma, size, semi,
colors[tile[2]], close }
ins = ins + 1
scr[ins] = concat(tmp)
end
end
t.boardstring = concat(scr)
end
local function add()
local d = shapes[t.cur][t.rot]
for i=1,4 do
local l = d.y[i] + t.y
if not t.board[l] then t.board[l] = {} end
insert(t.board[l], {d.x[i] + t.x, t.cur})
end
end
local function scroll(l)
for i=l, 1, -1 do
t.board[i] = t.board[i-1] or {}
end
end
local function check_lines()
for i, line in pairs(t.board) do
if #line >= 10 then
scroll(i)
t.score = t.score + 20
end
end
end
local function check_position(x, y, rot)
local d = shapes[t.cur][rot]
for i=1,4 do
local cx, cy = d.x[i]+x, d.y[i]+y
if cx < 0 or cx > 9 or cy < 0 or cy > 19 then
return false
end
for _, tile in pairs(t.board[ cy ] or {}) do
if tile[1] == cx then return false end
end
end
return true
end
local function stuck()
if check_position(t.x, t.y+1, t.rot) then return false end
return true
end
local function tick()
if stuck() then
if t.y <= 0 then
return false end
add()
check_lines()
update_boardstring()
t.cur, t.nex = t.nex, math.random(7)
t.x, t.y, t.rot = 4, 0, 1
t.previewstring = draw_shape(t.nex, 0, 0, 1, 4.1, 0.6)
else
t.y = t.y + 1
end
return true
end
local function move(dx, dy)
local newx, newy = t.x+dx, t.y+dy
if not check_position(newx, newy, t.rot) then return end
t.x, t.y = newx, newy
end
local function rotate(dr)
local no = #(shapes[t.cur])
local newrot = (t.rot+dr) % no
if newrot<1 then newrot = newrot+no end
if not check_position(t.x, t.y, newrot) then return end
t.rot = newrot
end
local function key()
if fields.left then
move(-1, 0)
end
if fields.rotateleft then
rotate(-1)
end
if fields.down then
t.score = t.score + 1
move(0, 1)
end
if fields.drop then
while not stuck() do
t.score = t.score + 2
move(0, 1)
end
end
if fields.rotateright then
rotate(1)
end
if fields.right then
move(1, 0)
end
end
local run = true
if fields then
if fields.new then
new_game(pos)
else
key(fields)
end
else
run = tick()
end
if t then
local scr = { formsize, background,
t.boardstring, t.previewstring,
draw_shape(t.cur, t.x, t.y, t.rot, boardx, boardy),
"label[3.8,0.1;"..S("Next...").."]label[3.8,2.7;"..S("Score: "),
t.score, close, buttons }
meta:set_string("formspec", concat(scr)
..default.gui_bg..default.gui_bg_img..default.gui_slots)
meta:set_string("tetris", minetest.serialize(t))
end
return run
end
minetest.register_node("computer:tetris_arcade", {
description=S("Tetris Arcade"),
drawtype = "mesh",
mesh = "tetris_arcade.obj",
tiles = {"tetris_arcade.png"},
paramtype = "light",
paramtype2 = "facedir",
groups = {snappy=3},
on_rotate = screwdriver.rotate_simple,
selection_box = {
type = "fixed",
fixed = {-0.5, -0.5, -0.5, 0.5, 1.5, 0.5}
},
collision_box = {
type = "fixed",
fixed = {-0.5, -0.5, -0.5, 0.5, 1.5, 0.5}
},
on_construct = function(pos)
local meta = minetest.get_meta(pos)
meta:set_string("formspec", formsize
.."button[2,2.5;2,2;new;"..minetest.formspec_escape(S("New Game")).."]"
..default.gui_bg..default.gui_bg_img..default.gui_slots)
end,
on_timer = function(pos)
return step(pos, nil)
end,
on_receive_fields = function(pos, formanme, fields, sender)
step(pos, fields)
end,
on_place = function(itemstack, placer, pointed_thing)
local pos = pointed_thing.above
if minetest.is_protected(pos, placer:get_player_name()) or
minetest.is_protected({x=pos.x, y=pos.y+1, z=pos.z}, placer:get_player_name()) then
return itemstack
end
if minetest.get_node({x=pos.x, y=pos.y+1, z=pos.z}).name ~= "air" then
minetest.chat_send_player(placer:get_player_name(), S("No room for place the Arcade!"))
return itemstack
end
local dir = placer:get_look_dir()
local node = {name="computer:tetris_arcade", param1=0, param2 = minetest.dir_to_facedir(dir)}
minetest.set_node(pos, node)
itemstack:take_item()
return itemstack
end
})
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