lua -> how to modify these arguments to be const, or what should I do?
snippet in lua
lua -> how to modify these arguments to be const, or what should I do?
user9208
createNew_keepOld = function (oldImgData, oldImgDraw)
local newImgData = oldImgData:clone()
for x = 0, newImgData:getWidth()-1 do
for y = 0, newImgData:getHeight()-1 do
local r, g, b, a = newImgData:getPixel(x, y)
r = 2*r
g = 2*g
b = 0.5*b
a = 2*a
newImgData:setPixel(x, y, r, g, b, a)
end
end
local newImgDraw = love.graphics.newImage(newImgData, oldImgDraw:getFlags())
return newImgData, newImgDraw
end