Postprocessing effects: (Sonic Riders Zero Gravity RS9P8P, Vulkan)
16/32bit = whitescreen
FXAA = blackscreen
acidmetal/Acidtrip/Acidtrip2 = Working
assiiart = blackscreen + hyper lag
auto_toon = nothing changes
auto_toon2 = blackscreen
badbloom = blackscreen
brighten, chrismas, cool1, darkerbrighter = working
emboss = whitescreen
fire, fire2, firewater, grayscale = working
grayscale2 = blackscreen
invert = working
invert_blue = blackscreen
invertedoutline = working
lens_distortion = can see only part of screen
mad_world = blackscreen
nightvision = working
nightvision2, nightvision2scanlines = blackscreen
posterize = nothing changes
posterize2 = whitescreen
primarycolors = working
sepia = blackscreen
sketchy = whitescreen
spookey1, spookey2, sunset, swap, toxic= working