local result = false
-- 1, 2, 3, ... 1'000'000'000
for i=1, 10^9, 1 do
result = i%2 == 0
end -- ~2.40's
-- 1, 3, 5, ... 1'999'999'999
for i=1, 10^9*2, 2 do
result = i%2 == 0
end -- always false; ~0.47's;
-- 2, 4, 6, ... 2'000'000'000
for i=2, 10^9*2, 2 do
result = i%2 == 0
end -- always true; ~0.47's
return {
__STATUS = "in progress",
__LICENSE = "MIT License",
__URL = "https://github.com/SleepyHardbass/Love2D-Keybinding",
__VERSION = "11.4",
__WARNMSG = "Keybinding version is (%s)\nIt may not be compatible with the running version (%s)\n\n",
__EMPTY = function()end,
__REMOVE = function(self, array, value, length)
local position
for index = 1, length do
if array[index] == value then
position = index; break
end
end
if position then
for index = position, length - 1 do
array[index] = array[index + 1]
end
array[length] = self.__EMPTY
return true
end
end,
__SHIFT = function() --[[ binding shift left ... ]] end,
__KEYS = {
['a'] = 0, -- the A key
['b'] = 0, -- the B key
['c'] = 0, -- the C key
['d'] = 0, -- the D key
['e'] = 0, -- the E key
['f'] = 0, -- the F key
['g'] = 0, -- the G key
['h'] = 0, -- the H key
['i'] = 0, -- the I key
['j'] = 0, -- the J key
['k'] = 0, -- the K key
['l'] = 0, -- the L key
['m'] = 0, -- the M key
['n'] = 0, -- the N key
['o'] = 0, -- the O key
['p'] = 0, -- the P key
['q'] = 0, -- the Q key
['r'] = 0, -- the R key
['s'] = 0, -- the S key
['t'] = 0, -- the T key
['u'] = 0, -- the U key
['v'] = 0, -- the V key
['w'] = 0, -- the W key
['x'] = 0, -- the X key
['y'] = 0, -- the Y key
['z'] = 0, -- the Z key
['0'] = 0, -- the zero key
['1'] = 0, -- the one key
['2'] = 0, -- the two key
['3'] = 0, -- the three key
['4'] = 0, -- the four key
['5'] = 0, -- the five key
['6'] = 0, -- the six key
['7'] = 0, -- the seven key
['8'] = 0, -- the eight key
['9'] = 0, -- the nine key
["space"] = 0, -- Space key
['!'] = 0, -- Exclamation mark key
['"'] = 0, -- Double quote key
['#'] = 0, -- Hash key
['$'] = 0, -- Dollar key
['&'] = 0, -- Ampersand key
["'"] = 0, -- Single quote key
['('] = 0, -- Left parenthesis key
[')'] = 0, -- Right parenthesis key
['*'] = 0, -- Asterisk key
['+'] = 0, -- Plus key
[','] = 0, -- Comma key
['-'] = 0, -- Hyphen-minus key
['.'] = 0, -- Full stop key
['/'] = 0, -- Slash key
[':'] = 0, -- Colon key
[';'] = 0, -- Semicolon key
['<'] = 0, -- Less-than key
['='] = 0, -- Equal key
['>'] = 0, -- Greater-than key
['?'] = 0, -- Question mark key
['@'] = 0, -- At sign key
['['] = 0, -- Left square bracket key
["\\"] = 0, -- Backslash key: '\'
[']'] = 0, -- Right square bracket key
['^'] = 0, -- Caret key
['_'] = 0, -- Underscore key
['`'] = 0, -- Grave accent key; Also known as the "Back tick" key
["kp0"] = 0, -- The numpad zero key
["kp1"] = 0, -- The numpad one key
["kp2"] = 0, -- The numpad two key
["kp3"] = 0, -- The numpad three key
["kp4"] = 0, -- The numpad four key
["kp5"] = 0, -- The numpad five key
["kp6"] = 0, -- The numpad six key
["kp7"] = 0, -- The numpad seven key
["kp8"] = 0, -- The numpad eight key
["kp9"] = 0, -- The numpad nine key
["kp."] = 0, -- The numpad decimal point key
["kp,"] = 0, -- The numpad comma key
["kp/"] = 0, -- The numpad division key
["kp*"] = 0, -- The numpad multiplication key
["kp-"] = 0, -- The numpad substraction key
["kp+"] = 0, -- The numpad addition key
["kp="] = 0, -- The numpad enter key
["kpenter"] = 0, -- The numpad enter key
["up"] = 0, -- Up arrow key
["down"] = 0, -- Down arrow key
["right"] = 0, -- Right arrow key
["left"] = 0, -- Left arrow key
["home"] = 0, -- Home key
["end"] = 0, -- End key
["pageup"] = 0, -- Page up key
["pagedown"] = 0, -- Page down key
["insert"] = 0, -- Insert key
["backspace"] = 0, -- Backspace key
["tab"] = 0, -- Tab key
["clear"] = 0, -- Clear key
["return"] = 0, -- Return key; Also known as the Enter key
["delete"] = 0, -- Delete key
["f1"] = 0, -- The 1st function key
["f2"] = 0, -- The 2nd function key
["f3"] = 0, -- The 3rd function key
["f4"] = 0, -- The 4th function key
["f5"] = 0, -- The 5th function key
["f6"] = 0, -- The 6th function key
["f7"] = 0, -- The 7th function key
["f8"] = 0, -- The 8th function key
["f9"] = 0, -- The 9th function key
["f10"] = 0, -- The 10th function key
["f11"] = 0, -- The 11th function key
["f12"] = 0, -- The 12th function key
["f13"] = 0, -- The 13th function key
["f14"] = 0, -- The 14th function key
["f15"] = 0, -- The 15th function key
["f16"] = 0, -- The 16th function key
["f17"] = 0, -- The 17th function key
["f18"] = 0, -- The 18th function key
["numlock"] = 0, -- Num-lock key
["capslock"] = 0, -- Caps-lock key
["scrolllock"] = 0, -- Scroll-lock key
["rshift"] = 0, -- Right shift key
["lshift"] = 0, -- Left shift key
["rctrl"] = 0, -- Right control key
["lctrl"] = 0, -- Left control key
["ralt"] = 0, -- Right alt key
["lalt"] = 0, -- Left alt key
["rgui"] = 0, -- Right gui key
["lgui"] = 0, -- Left gui key
["mode"] = 0, -- Mode key
["www"] = 0, -- WWW key
["mail"] = 0, -- Mail key
["calculator"] = 0, -- Calculator key
["computer"] = 0, -- Computer key
["appsearch"] = 0, -- Application search key
["apphome"] = 0, -- Application home key
["appback"] = 0, -- Application back key
["appforward"] = 0, -- Application forward key
["apprefresh"] = 0, -- Application refresh key
["appbookmarks"] = 0, -- Application bookmarks key
-- Sends a key release immediately on some platforms, even if held down.
["pause"] = 0, -- Pause key
["escape"] = 0, -- Escape key
["help"] = 0, -- Help key
-- Sends a key release immediately on Windows, even if held down.
["printscreen"] = 0, -- Printscreen key
["sysreq"] = 0, -- System request key
["menu"] = 0, -- Menu key
["application"] = 0, -- Application key; Windows contextual menu, compose key.
["power"] = 0, -- Power key
["currencyunit"] = 0, -- Currency unit key; e.g. the Euro (€) key.
["undo"] = 0 -- Undo key
},
__MODE = {press = 0, hold = 1, release = 2},
separator = 0,
bindlist = {}, stack = {[0] = 0}, queue = {[0] = 0},
init = function(self)
if love._version ~= self.__VERSION then
io.write(string.format(self.__WARNMSG, self.__VERSION, love._version))
end
self:reinit()
end,
reinit = function(self)
local index = 1
for key in next, self.__KEYS do
self.__KEYS[key] = index
self.bindlist[index] = self.__EMPTY -- press
self.bindlist[index + 1] = self.__EMPTY -- hold
self.bindlist[index + 2] = self.__EMPTY -- release
index = bit.bor(index + 3)
end
end,
bind = function(self, key, mode, binding)
local index = self.__KEYS[key] + self.__MODE[mode]
self.bindlist[index] = binding
end,
unbind = function(self, key, mode)
local index = self.__KEYS[key] + self.__MODE[mode]
self.bindlist[index] = self.__EMPTY
end,
unbindall = function(self)
self.queue[0], self.stack[0], self.separator = 0, 0, 0
for index = 1, #self.bindlist do
self.bindlist[index] = self.__EMPTY
end
end,
keypressed = function(self, key)
local keyindex = self.__KEYS[key]
local index = bit.bor(self.queue[0] + 1)
self.queue[0] = index
self.queue[index] = self.bindlist[keyindex] -- press binding
index = bit.bor(self.stack[0] + 1)
self.stack[0] = index
self.stack[index] = self.bindlist[keyindex + 1] -- hold binding
end,
keyreleased = function(self, key)
local keyindex = self.__KEYS[key]
local index = bit.bor(self.queue[0] + 1)
self.queue[0] = index
self.queue[index] = self.bindlist[keyindex + 2] -- release binding
-- HER-NYA --
if self:__REMOVE(self.queue, self.bindlist[keyindex + 1], self.separator) then
self.separator = bit.bor(self.separator - 1)
elseif self:__REMOVE(self.stack, self.bindlist[keyindex + 1], self.stack[0]) then
self.stack[0] = bit.bor(self.stack[0] - 1)
end
end,
update = function(self, delta)
for index = 1, self.queue[0] do
self.queue[index](delta)
end
local length, offset = self.stack[0], self.separator
self.separator = self.separator + self.stack[0]
self.stack[0], self.queue[0] = 0, self.separator
for index = 1, length do
self.queue[index + offset] = self.stack[index]
end
end
}init( <table> ) reinit( <table> ) bind(<table>, <string>, <string>, <function>) unbind(<table>, <string>, <string>) unbindall(<table>) -- Events keypressed(<table>, <string>) keyreleased(<table>, <string>) update(<table>, <number> delta time)
Пример использования:
local keybinding = require("keybinding"); keybinding:init()
keybinding:bind('x', "press", function()
print("\nStart Shooting")
end)
keybinding:bind('x', "hold", function()
print("Ra-Ta-Ta Ta-Ta")
end)
keybinding:bind('x', "release", function()
print("Stop Shooting")
end)
function love.keypressed(key)
keybinding:keypressed(key)
end
function love.keyreleased(key)
keybinding:keyreleased(key)
end
function love.update(delta)
keybinding:update(delta)
end
--[[
love.keypressed('x')
keybinding:update() --> Start Shooting
keybinding:update() --> Ra-Ta-Ta Ta-Ta
keybinding:update() --> Ra-Ta-Ta Ta-Ta
love.keyreleased('x')
keybinding:update() --> Stop Shooting
--]]
Всем хорошего настроения :)
Тема в архиве.