On Mit, 2012-06-27 at 03:49 +0200, Marek Olšák wrote:
>
> +GLuint64
> +_mesa_get_cpu_timestamp(void)
> +{
> +#ifndef _WIN32
> + struct timeval tv;
> +
> + gettimeofday(&tv, 0);
> + return (GLuint64)tv.tv_sec * 1000000000ull + (GLuint64)tv.tv_usec * 1000;
As in a recent discussion about DRM vblank counters, it may be better to
use clock_gettime(CLOCK_MONOTONIC, ...) when possible, as gettimeofday()
can move backwards.
--
Earthling Michel Dänzer | http://www.amd.com
Libre software enthusiast | Debian, X and DRI developer
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