Re: [2/2] d3dx9: Implement D3DXCreateTextureFromFileInMemoryEx

[Henri Verbeet]

On 26 July 2010 23:05, Owen Rudge  wrote:
> - if ((filter & 0xFFFF) > D3DX_FILTER_BOX && filter != D3DX_DEFAULT)
> -
>    return D3DERR_INVALIDCALL;
> -
> - if ((mipfilter & 0xFFFF) > D3DX_FILTER_BOX && mipfilter != D3DX_DEFAULT)
> -
>    return D3DERR_INVALIDCALL;
> -
> - if (!filter || !mipfilter)
> -
>    return D3DERR_INVALIDCALL;

I think those should be handled implicitly by
D3DXLoadSurfaceFromFileInMemory() / D3DXFilterTexture(). Provided you
check the return values anyway.
> - if (filter == D3DX_DEFAULT)
> -
>    filter = D3DX_FILTER_TRIANGLE | D3DX_FILTER_DITHER;
> -
> - if (mipfilter == D3DX_DEFAULT)
> -
>    mipfilter = D3DX_FILTER_BOX;

Same.
> - if (width == 0 || width == D3DX_DEFAULT_NONPOW2)
> -
>    width = imginfo.Width;

Probably depends on the device supporting NPOT textures again.
> - if ((pool != D3DPOOL_DEFAULT) && (usage != D3DUSAGE_DYNAMIC))

Dynamic textures are a device capability.