Number Extensions

NumberExtensions.cs

public static class NumberExtensions
{
    public static float Smooth(float amount, float start, float end)
    {
        // Clamp to 0-1;
        amount = (amount > 1f) ? 1f : amount;
        amount = (amount < 0f) ? 0f : amount;

        // Cubicly adjust the amount value.
        amount = (amount * amount) * (3f - (2f * amount));

        return (start + ((end - start) * amount));
    }

    public static float Remap(float val, float in1, float in2, float out1, float out2)
    {
        return out1 + (val - in1) * (out2 - out1) / (in2 - in1);
    }
}