[Mesa-dev] [v8 9/9] i965: enable image external sampling for imported dma-buffers

[Chad Versace]

This patch is
Reviewed-by: Chad Versace <chad.versace at linux.intel.com>
with the understanding that it depends on previous patches.

I'll begin reviewing your Piglit tests now.

On 07/24/2013 03:23 AM, Topi Pohjolainen wrote:
> Signed-off-by: Topi Pohjolainen <topi.pohjolainen at intel.com>
> ---
>   src/mesa/drivers/dri/i965/intel_extensions.c | 1 +
>   src/mesa/drivers/dri/i965/intel_tex_image.c  | 7 +++++++
>   2 files changed, 8 insertions(+)
>
> diff --git a/src/mesa/drivers/dri/i965/intel_extensions.c b/src/mesa/drivers/dri/i965/intel_extensions.c
> index 409d40b..655467c 100644
> --- a/src/mesa/drivers/dri/i965/intel_extensions.c
> +++ b/src/mesa/drivers/dri/i965/intel_extensions.c
> @@ -122,6 +122,7 @@ intelInitExtensions(struct gl_context *ctx)
>      ctx->Extensions.OES_EGL_image = true;
>      ctx->Extensions.OES_draw_texture = true;
>      ctx->Extensions.OES_standard_derivatives = true;
> +   ctx->Extensions.OES_EGL_image_external = true;
>
>      if (brw->gen >= 6)
>         ctx->Const.GLSLVersion = 140;
> diff --git a/src/mesa/drivers/dri/i965/intel_tex_image.c b/src/mesa/drivers/dri/i965/intel_tex_image.c
> index 7d478d1..0f0a27d 100644
> --- a/src/mesa/drivers/dri/i965/intel_tex_image.c
> +++ b/src/mesa/drivers/dri/i965/intel_tex_image.c
> @@ -378,6 +378,13 @@ intel_image_target_texture_2d(struct gl_context *ctx, GLenum target,
>         return;
>      }
>
> +   if (target == GL_TEXTURE_EXTERNAL_OES && !image->dma_buf_imported) {
> +      _mesa_error(ctx, GL_INVALID_OPERATION,
> +            "glEGLImageTargetTexture2DOES(external target is enabled only "
> +               "for images created with EGL_EXT_image_dma_buf_import");
> +      return;
> +   }
> +
>      /* Disallow depth/stencil textures: we don't have a way to pass the
>       * separate stencil miptree of a GL_DEPTH_STENCIL texture through.
>       */
>