Re: [Algorithms] splatting

[Paul F. <pf...@at...>]

Tom Forsyth wrote:

> Using the destination alpha channel should work quite well.
>
> Pass 1 - render gross alpha to framebuffer.
> Pass 2 - use a DestAlpha:One equivalent blend.
>
> For the PS2 alpha blend, I think the equivalent of DestAlpha:One is A =
> srccolour, B = zero, C = destalpha, D = destcolour.
>
> This obviously requires a 32bpp framebuffer of course.

Ahh, thanks a lot, Tom.

Cheers, Paul.