[Wine] White screen after some time in WoW

[James McKenzie]

Cloudef wrote:
> I don't know, could be a hit or miss. But I've got similar problems with some games, and found out the issue was the new Nvidia drivers that cause some shader functions to return NaN instead of INF+ so could you try this patch which fixes these kind of problems in Source engine games.
>
> Like Garry's Mod dxlevel 95
>
>
> Code:
>
> diff --git a/dlls/wined3d/glsl_shader.c b/dlls/wined3d/glsl_shader.c
> index ca05ebf..babca9b 100644
> --- a/dlls/wined3d/glsl_shader.c
> +++ b/dlls/wined3d/glsl_shader.c
> @@ -2231,13 +2231,11 @@ static void shader_glsl_rcp(const struct wined3d_shader_instruction *ins)
>  
>      if (mask_size > 1)
>      {
> -        shader_addline(ins->ctx->buffer, "vec%d(%s == 0.0 ? FLT_MAX : 1.0 / %s));\n",
> -                mask_size, src_param.param_str, src_param.param_str);
> +	shader_addline(ins->ctx->buffer, "vec%d(1.0 / %s));\n", mask_size, src_param.param_str);
>      }
>      else
>      {
> -        shader_addline(ins->ctx->buffer, "%s == 0.0 ? FLT_MAX : 1.0 / %s);\n",
> -                src_param.param_str, src_param.param_str);
> +	shader_addline(ins->ctx->buffer, "%s == 0.0 ? 0.0 : 1.0 / %s);\n",src_param.param_str, src_param.param_str);
>      }
>  }
>  
>   
Cloudef:

Does this break anything?  It might be good to post this on wine-devel
or in a bug report.

James McKenzie