File size: 1,569 Bytes
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--[[
Project: SF.lua <https://github.com/imring/SF.lua>
License: GNU General Public License v3.0
Authors: look in file <AUTHORS>.
]]
local ffi = require("ffi")
local bit = require("bit")
local add = {}
function add.GET_POINTER(cdata)
return tonumber(ffi.cast("uintptr_t", ffi.cast("void *", cdata)))
end
function add.explode_color(color)
local a = bit.band(bit.rshift(color, 24), 0xFF)
local r = bit.band(bit.rshift(color, 16), 0xFF)
local g = bit.band(bit.rshift(color, 8), 0xFF)
local b = bit.band(color, 0xFF)
return a, r, g, b
end
function add.join_color(a, r, g, b)
local color = b -- b
color = bit.bor(color, bit.lshift(g, 8)) -- g
color = bit.bor(color, bit.lshift(r, 16)) -- r
color = bit.bor(color, bit.lshift(a, 24)) -- a
return color % 0x100000000
end
function add.convertARGBToRGBA(color)
local a, r, g, b = add.explode_color(tonumber(color))
return add.join_color(r, g, b, a)
end
function add.convertRGBAToARGB(color)
local r, g, b, a = add.explode_color(tonumber(color))
return add.join_color(a, r, g, b)
end
function add.convertABGRtoARGB(color)
local a, r, g, b = add.explode_color(tonumber(color))
return add.join_color(a, b, g, r)
end
function string.split(str, delim, plain)
local tokens, pos, i, plain = {}, 1, 1, not (plain == false)
repeat
local npos, epos = str:find(delim, pos, plain)
tokens[i] = str:sub(pos, npos and npos - 1)
pos = epos and epos + 1
i = i + 1
until not pos
return tokens
end
return add |