[Mesa-dev] [PATCH v4 (part2) 04/56] i965: set ARB_shader_storage_buffer_object related constant values

[Jordan Justen]

Reviewed-by: Jordan Justen <jordan.l.justen at intel.com>

On 2015-07-22 23:42:55, Samuel Iglesias Gonsalvez wrote:
> v2:
> - Add tessellation shader constants assignment
> 
> Signed-off-by: Samuel Iglesias Gonsalvez <siglesias at igalia.com>
> ---
>  src/mesa/drivers/dri/i965/brw_context.c | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
> 
> diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c
> index b08a53b..a5c7b91 100644
> --- a/src/mesa/drivers/dri/i965/brw_context.c
> +++ b/src/mesa/drivers/dri/i965/brw_context.c
> @@ -551,6 +551,18 @@ brw_initialize_context_constants(struct brw_context *brw)
>     ctx->Const.TextureBufferOffsetAlignment = 16;
>     ctx->Const.MaxTextureBufferSize = 128 * 1024 * 1024;
>  
> +   /* FIXME: Tessellation stages are not yet supported in i965, so
> +    * MaxCombinedShaderStorageBlocks doesn't take them into account.
> +    */
> +   ctx->Const.Program[MESA_SHADER_VERTEX].MaxShaderStorageBlocks = 12;
> +   ctx->Const.Program[MESA_SHADER_GEOMETRY].MaxShaderStorageBlocks = 12;
> +   ctx->Const.Program[MESA_SHADER_TESS_EVAL].MaxShaderStorageBlocks = 0;
> +   ctx->Const.Program[MESA_SHADER_TESS_CTRL].MaxShaderStorageBlocks = 0;
> +   ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxShaderStorageBlocks = 12;
> +   ctx->Const.Program[MESA_SHADER_COMPUTE].MaxShaderStorageBlocks = 12;
> +   ctx->Const.MaxCombinedShaderStorageBlocks = 12 * 3;
> +   ctx->Const.MaxShaderStorageBufferBindings = 48;
> +
>     if (brw->gen >= 6) {
>        ctx->Const.MaxVarying = 32;
>        ctx->Const.Program[MESA_SHADER_VERTEX].MaxOutputComponents = 128;
> -- 
> 2.1.4
>