[Mesa-dev] [PATCH] radv: advertise 8 bits of subpixel precision for viewports

[Samuel Pitoiset]

Agreed.

Reviewed-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>

On 04/11/2018 12:11 AM, Józef Kucia wrote:
> This is what radeonsi does.
> ---
>   src/amd/vulkan/radv_device.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c
> index 4fc7392e65e6..35b686ab7f02 100644
> --- a/src/amd/vulkan/radv_device.c
> +++ b/src/amd/vulkan/radv_device.c
> @@ -831,7 +831,7 @@ void radv_GetPhysicalDeviceProperties(
>   		.maxViewports                             = MAX_VIEWPORTS,
>   		.maxViewportDimensions                    = { (1 << 14), (1 << 14) },
>   		.viewportBoundsRange                      = { INT16_MIN, INT16_MAX },
> -		.viewportSubPixelBits                     = 13, /* We take a float? */
> +		.viewportSubPixelBits                     = 8,
>   		.minMemoryMapAlignment                    = 4096, /* A page */
>   		.minTexelBufferOffsetAlignment            = 1,
>   		.minUniformBufferOffsetAlignment          = 4,
>