Cameron McCormack:
>   // Premultiplied 0.5 opacity gold rgb(255,215,0)
> 
>   Ea = trunc(trunc(0.5 * 255) / 255) = 0.49804

One too many trunc()s in there, should be:

    Ea = trunc(0.5 * 255) / 255        = 0.49804

-- 
Cameron McCormack, http://mcc.id.au/
        xmpp:[EMAIL PROTECTED]  ▪  ICQ 26955922  ▪  MSN [EMAIL PROTECTED]

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