FastLED 3.9.15
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◆ screen_fp()

FASTLED_FORCE_INLINE fl::i32 fl::screen_fp ( fl::i32 a,
fl::i32 b )

Definition at line 139 of file render_value_fp.h.

139 {
140 // screen(a,b) = 1 - (1-a/255)*(1-b/255) * 255
141 // = 255 - (255-a)*(255-b)/255
142 return 255 - ((255 - a) * (255 - b)) / 255;
143}

References FASTLED_FORCE_INLINE.