[wined3d] Add DF16 and DF24 formats

[Henri Verbeet]

On 18 April 2014 16:46, Vijay Kiran Kamuju <infyquest at gmail.com> wrote:
> +    {WINED3DFMT_DF16,                       0,  0,  0,  0,  16, 24,  8,  0,    0,   0,     0},
> +    {WINED3DFMT_DF24,                       0,  0,  0,  0,  24, 24,  8,  0,    0,   0,     0},
This is pretty much just wrong.

> +    {WINED3DFMT_DF16,                   GL_DEPTH24_STENCIL8_EXT,          GL_DEPTH24_STENCIL8_EXT,                0,
> +            GL_DEPTH_STENCIL_EXT,       GL_UNSIGNED_INT_24_8_EXT,         0,
> +            WINED3DFMT_FLAG_TEXTURE | WINED3DFMT_FLAG_POSTPIXELSHADER_BLENDING | WINED3DFMT_FLAG_FILTERING
> +            | WINED3DFMT_FLAG_DEPTH | WINED3DFMT_FLAG_STENCIL,
WINED3DFMT_FLAG_STENCIL is suspicious here, since afaik these are
depth only formats.

Note that you can't expose these formats without also implementing
"Fetch-4", since that's implied by DF24. See also
http://developer.amd.com/wordpress/media/2012/10/Advanced-DX9-Capabilities-for-ATI-Radeon-Cards_v2.pdf.
Does this patch help any application?