[PATCH 3/5] wined3d: Implement WINED3DSIH_ROUND_NI in the GLSL shader backend.

[Matteo Bruni]

2012/10/18 Henri Verbeet <hverbeet at codeweavers.com>:
> ---
>  dlls/wined3d/glsl_shader.c |    3 ++-
>  1 files changed, 2 insertions(+), 1 deletions(-)
>
> diff --git a/dlls/wined3d/glsl_shader.c b/dlls/wined3d/glsl_shader.c
> index 57119e1..993b547 100644
> --- a/dlls/wined3d/glsl_shader.c
> +++ b/dlls/wined3d/glsl_shader.c
> @@ -2530,6 +2530,7 @@ static void shader_glsl_map2gl(const struct wined3d_shader_instruction *ins)
>          case WINED3DSIH_EXP: instruction = "exp2"; break;
>          case WINED3DSIH_DSX: instruction = "dFdx"; break;
>          case WINED3DSIH_DSY: instruction = "ycorrection.y * dFdy"; break;
> +        case WINED3DSIH_ROUND_NI: instruction = "floor"; break;

Hmm, does ROUND_NI really translate to floor() (as opposed to round())
or is that because round() is not supported in GLSL 1.20?
In the latter case maybe a FIXME would help.