On Wed, 2010-03-03 at 04:27 -0800, Luca Barbieri wrote:
> > PIPE_FORMAT_X8B8G8R8_UNORM is being used by mesa. 
> > PIPE_FORMAT_R8G8B8X8_UNORM doesn't exist hence it appears to be 
> > unnecessary. So it doesn't make sense to rename.
> 
> How about D3DFMT_X8B8G8R8? That should map to PIPE_FORMAT_R8G8B8X8_UNORM.

Yes, you're right.

> BTW, we are also missing D3DFMT_X4R4G4B4, D3DFMT_X1R5G5B5,
> D3DFMT_A4L4, D3DFMT_A1, D3DFMT_L6V5U5, D3DFMT_D15S1, D3DFMT_D24X4S4,
> D3DFMT_CxV8U8 and perhaps others I did not notice.

D3DFMT_L6V5U5 is there (PIPE_FORMAT_R5SG5SB6U_NORM). The others are
indeed missing. Neither of the mentioned formats is required for D3D9
conformance, but we could add them to gallium.

D3DFMT_A1 is special: it has less than 1 byte per pixel. Probably the
best way to support it would be to treat it as a 8x1 macro pixel, 8bits,
similarly to compressed formats.

D3DFMT_CxV8U8 too as special semantics.


Jose


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