[PATCH vkd3d 5/5] include: Document vkd3d_shader_signature.

[Henri Verbeet]

On Fri, 4 Sep 2020 at 08:12, Zebediah Figura <z.figura12 at gmail.com> wrote:
> +    /** Instance ID; SV_VertexID in Direct3D. */
>      VKD3D_SHADER_SV_INSTANCE_ID               = 0x08,
"SV_InstanceID"