easeOutQuad8()

u8 fl::easeOutQuad8

(

u8

i

)

8-bit quadratic ease-out function Takes an input value 0-255 and returns an eased value 0-255 The curve starts fast and decelerates (ease-out only)

Definition at line 98 of file ease.cpp.

                      {
    // ease-out is the inverse of ease-in: 1 - (1-t)²
    // For 8-bit: y = MAX - (MAX-i)² / MAX
    constexpr u16 MAX = 0xFF;
    u32 d = MAX - i;              // (MAX - i)
    u32 num = d * d + (MAX >> 1); // (MAX-i)² + rounding
    return u8(MAX - (num / MAX));
}

References MAX.

Referenced by ease8(), and ease8().

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