On Sun, Jan 24, 2016 at 4:09 PM, Samuel Pitoiset
<[email protected]> wrote:
> Like indirect draw, we need to store a resource and an offset that
> needs to be 4 byte aligned. When indirect is used, the size of the
> grid (in blocks) is stored with three 32-bit integers.
>
> Signed-off-by: Samuel Pitoiset <[email protected]>
> ---
> src/gallium/include/pipe/p_state.h | 12 ++++++++++++
> 1 file changed, 12 insertions(+)
>
> diff --git a/src/gallium/include/pipe/p_state.h
> b/src/gallium/include/pipe/p_state.h
> index b5bc45a..47f0cfd 100644
> --- a/src/gallium/include/pipe/p_state.h
> +++ b/src/gallium/include/pipe/p_state.h
> @@ -704,6 +704,18 @@ struct pipe_grid_info
> * Determine the layout of the grid (in block units) to be used.
> */
> uint grid[3];
> +
> + /* Indirect compute parameters resource: If not NULL, most values are
> taken
s/most values/block sizes/
> + * from this buffer instead, which is laid out as follows:
> + *
> + * struct {
> + * uint32_t num_blocks_x;
> + * uint32_t num_blocks_y;
> + * uint32_t num_blocks_z;
> + * };
> + */
> + struct pipe_resource *indirect;
> + unsigned indirect_offset; /**< must be 4 byte aligned */
> };
>
> /**
> --
> 2.6.4
>
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