ringOffset()

float mood_ring::ringOffset	(	float	a,
		float	b )

Signed shortest offset from b to a on the ring, in (-0.5, 0.5].

Definition at line 35 of file ring_canvas.cpp.

                                   {
    float d = wrapTurns(a) - wrapTurns(b);
    if (d > 0.5f)
        d -= 1.0f;
    if (d <= -0.5f)
        d += 1.0f;
    return d;
}

References wrapTurns().

Referenced by ringDistance().

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