###
# SimpleToon v0.1
#
# Demonstrational fast and simple version of mfToon
# Made for NightMare, thanks to Kurosu for making me
# understand how his new MaskTools work.
#


function SimpleToon(clip orig, int "dstren", int "drange", float "dboost", \
int "dlimit", float "lgamma", int "lcorrect") {

dstren   = Default(dstren, 255)   # detail strength, 0-255
drange   = Default(drange, 64)    # detail range, 0-255
dboost   = Default(dboost, 10.0)  # detail boost, 0.0-10.0
dlimit   = Default(dlimit, 30)    # detail limiter, 0-255
lgamma	 = Default(lgamma, 0.6)   # line darkening gamma
lcorrect = Default(lcorrect, 245) # line darkening overall luma correction


origdarkened = orig.Levels(0, lgamma, lcorrect, 0, 255)
detailmaskpre = orig.EdgeMask(3, 255, 255, 255, "sobel", Y=3, V=1, U=1) \
.Tweak(0.0, 1.0, drange, 1.0).Levels(60, dboost, 255, 0, 255) \
.Levels(0, dboost, dlimit, 255, 0).GreyScale().ConvertToYUY2()
detailmaskpre2 = Layer(detailmaskpre, detailmaskpre, "mul", 255).Blur(1.0)
detailmask = Layer(detailmaskpre2, detailmaskpre2, "mul", 255).Levels(0, 1.0, 189, 0, 255) \
.ConvertToYV12().Inflate()
white = orig.Binarize(Y=-255,U=-128,V=-128)
linemask = MaskedMerge(white, detailmask, orig)

dark = MaskedMerge(orig, origdarkened, linemask, Y=3, U=2, V=2)

return dark

}