lerp16by8()

LIB8STATIC uint16_t lerp16by8	(	uint16_t	a,
		uint16_t	b,
		fract8	frac )

Linear interpolation between two unsigned 16-bit values, with 8-bit fraction.

Definition at line 471 of file lib8tion.h.

{
    uint16_t result;
    if( b > a) {
        uint16_t delta = b - a;
        uint16_t scaled = scale16by8( delta, frac);
        result = a + scaled;
    } else {
        uint16_t delta = a - b;
        uint16_t scaled = scale16by8( delta, frac);
        result = a - scaled;
    }
    return result;
}

References LIB8STATIC, and scale16by8().

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