Re: [PATCH 1/5] ddraw: Factor out viewport_alloc_active_light_index() function.

[Henri Verbeet]

On Tue, 11 Jun 2019 at 14:37, Paul Gofman  wrote:
> - i = 0;
> - while (map & 1)
> - {
> -
>    map >>= 1;
> -
>    ++i;
> - }

This is existing code, but: "i = wined3d_bit_scan(~map);"