Hello kind anons, i need help with this, i have been trying to clone the sand effect theres on the right side outside the lamp light to the left so it looks good with a dual monitor setup (3840x1080), This is the picture so it shows the idea i been trying to do, but i somehow fuck up every time.
Heres the original picture if its any help
http://i.imgur.com/SCZ4cfp.png