revert previous commit
| -rw-r--r-- | src/lib.rs | 15 |
1 files changed, 6 insertions, 9 deletions
@@ -304,17 +304,14 @@ pub unsafe fn render( // } } -#[implicit_fn::implicit_fn] -#[lower::apply(wrapping)] fn blend(m: [u8; 3], c: [u8; 3], to: &mut [u8; 3]) { - // c.wrapping_sub(t).widening_mul(m).1.wrapping_add(t) *to = [ - ((((c[0] - to[0]) as u32) * m[2] as u32 >> 8) + to[0] as u32) - as u8, - ((((c[1] - to[1]) as u32) * m[1] as u32 >> 8) + to[1] as u32) - as u8, - ((((c[2] - to[2]) as u32) * m[0] as u32 >> 8) + to[2] as u32) - as u8, + ((c[0] as u16 * m[2] as u16 + (255 - m[2] as u16) * to[0] as u16) + / 255) as u8, + ((c[1] as u16 * m[1] as u16 + (255 - m[1] as u16) * to[1] as u16) + / 255) as u8, + ((c[2] as u16 * m[0] as u16 + (255 - m[0] as u16) * to[2] as u16) + / 255) as u8, ]; } |