1) Put the definition "vertical gaussian blur" into the backpack. 2) Load it from the backpack into the project you want to use. 3) For `res`, input image quality; for `res_x` and `res_y`, input the screen size divided by `res` and rounded down. 4) For each `buff` list, input RGB values. 5) Configure and run it!
Credit: @fxcodesV2 or @kobajin
