On 8/9/07, Hugh Fisher <[EMAIL PROTECTED]> wrote: > Timothy Normand Miller wrote: > > > Is the number space too big to make use of lookup tables for some of > > the work? We're working with limited-range integers. > > If you look at Viktors composite function, it's just add, > subtract, left shift by 2 of the final RGB components. > Unsigned bytes, results clamped to 0..255 range. > > (But I haven't been paying too much attention to the > hardware discussions lately, maybe y'all decided to > switch to floating point? :-) )
We'll use float to necessary precision in the GPU, but wherever we can avoid it, we will. This looks like a good place to avoid it. -- Timothy Normand Miller http://www.cse.ohio-state.edu/~millerti Open Graphics Project _______________________________________________ Open-graphics mailing list [email protected] http://lists.duskglow.com/mailman/listinfo/open-graphics List service provided by Duskglow Consulting, LLC (www.duskglow.com)
