[Mesa-dev] [PATCH] mesa: raise maximum viewport and texture size to 8192

[Alex Deucher]

On Wed, Nov 24, 2010 at 7:23 AM, Marek Olšák <maraeo at gmail.com> wrote:
> In order to be able to create and render to textures of size 8192x8192
> on r600 and nv50, including 3D textures like 8192x4x4.

Can we bump this to 16k?  evergreen and ni chips support 16k surfaces.

Alex

>
> Two new piglit tests have been added to test this: fbo-maxsize and
> tex3d-maxsize.
>
> Driver status:
>  swrast passes fbo-maxsize and segfaults in tex3d-maxsize.
>  softpipe and r300g pass both.
>  (r300g returns GL_OUT_OF_MEMORY in tex3d-maxsize).
>
> Cc: Brian Paul <brianp at vmware.com>
> Signed-off-by: Marek Olšák <maraeo at gmail.com>
> ---
>  src/mesa/main/config.h |   14 +++++++-------
>  1 files changed, 7 insertions(+), 7 deletions(-)
>
> diff --git a/src/mesa/main/config.h b/src/mesa/main/config.h
> index 0f2d1a8..5388069 100644
> --- a/src/mesa/main/config.h
> +++ b/src/mesa/main/config.h
> @@ -98,16 +98,16 @@
>  #define MAX_COLOR_TABLE_SIZE 256
>
>  /** Number of 1D/2D texture mipmap levels */
> -#define MAX_TEXTURE_LEVELS 13
> +#define MAX_TEXTURE_LEVELS 14
>
>  /** Number of 3D texture mipmap levels */
> -#define MAX_3D_TEXTURE_LEVELS 9
> +#define MAX_3D_TEXTURE_LEVELS 14
>
>  /** Number of cube texture mipmap levels - GL_ARB_texture_cube_map */
> -#define MAX_CUBE_TEXTURE_LEVELS 13
> +#define MAX_CUBE_TEXTURE_LEVELS 14
>
>  /** Maximum rectangular texture size - GL_NV_texture_rectangle */
> -#define MAX_TEXTURE_RECT_SIZE 4096
> +#define MAX_TEXTURE_RECT_SIZE 8192
>
>  /** Maximum number of layers in a 1D or 2D array texture - GL_MESA_texture_array */
>  #define MAX_ARRAY_TEXTURE_LAYERS 64
> @@ -140,11 +140,11 @@
>  */
>
>  #ifndef MAX_WIDTH
> -#   define MAX_WIDTH 4096
> +#   define MAX_WIDTH 8192
>  #endif
>  /** Maximum viewport/image height */
>  #ifndef MAX_HEIGHT
> -#   define MAX_HEIGHT 4096
> +#   define MAX_HEIGHT 8192
>  #endif
>
>  /** Maxmimum size for CVA.  May be overridden by the drivers.  */
> @@ -168,7 +168,7 @@
>  #define MAX_TEXTURE_MAX_ANISOTROPY 16.0
>
>  /** For GL_EXT_texture_lod_bias (typically MAX_TEXTURE_LEVELS - 1) */
> -#define MAX_TEXTURE_LOD_BIAS 12.0
> +#define MAX_TEXTURE_LOD_BIAS 13.0
>
>  /** For any program target/extension */
>  /*@{*/
> --
> 1.7.0.4
>
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