[Mesa-dev] [PATCH 06/11] DRIimage: add blitImage to the specification

[Marek Olšák]

Reviewed-by: Marek Olšák <marek.olsak at amd.com>

Marek

On Thu, Jun 19, 2014 at 5:27 AM, Axel Davy <axel.davy at ens.fr> wrote:
> It allows to blit two __DRIimages.
>
> Signed-off-by: Axel Davy <axel.davy at ens.fr>
> ---
>  include/GL/internal/dri_interface.h | 24 +++++++++++++++++++++++-
>  1 file changed, 23 insertions(+), 1 deletion(-)
>
> diff --git a/include/GL/internal/dri_interface.h b/include/GL/internal/dri_interface.h
> index 4d57d0b..300156e 100644
> --- a/include/GL/internal/dri_interface.h
> +++ b/include/GL/internal/dri_interface.h
> @@ -1005,7 +1005,7 @@ struct __DRIdri2ExtensionRec {
>   * extensions.
>   */
>  #define __DRI_IMAGE "DRI_IMAGE"
> -#define __DRI_IMAGE_VERSION 8
> +#define __DRI_IMAGE_VERSION 9
>
>  /**
>   * These formats correspond to the similarly named MESA_FORMAT_*
> @@ -1133,6 +1133,13 @@ enum __DRIChromaSiting {
>  #define __DRI_IMAGE_ERROR_BAD_PARAMETER 3
>  /*@}*/
>
> +/**
> + * blitImage flags
> + */
> +
> +#define __BLIT_FLAG_FLUSH              0x0001
> +#define __BLIT_FLAG_FINISH             0x0002
> +
>  typedef struct __DRIimageRec          __DRIimage;
>  typedef struct __DRIimageExtensionRec __DRIimageExtension;
>  struct __DRIimageExtensionRec {
> @@ -1239,6 +1246,21 @@ struct __DRIimageExtensionRec {
>                                           enum __DRIChromaSiting vert_siting,
>                                           unsigned *error,
>                                           void *loaderPrivate);
> +
> +   /**
> +    * Blit a part of a __DRIimage to another and flushes
> +    *
> +    * flush_flag:
> +    *    0:                  no flush
> +    *    __BLIT_FLAG_FLUSH:  flush after the blit operation
> +    *    __BLIT_FLAG_FINISH: flush and wait the blit finished
> +    *
> +    * \since 9
> +    */
> +   void (*blitImage)(__DRIcontext *context, __DRIimage *dst, __DRIimage *src,
> +                     int dstx0, int dsty0, int dstwidth, int dstheight,
> +                     int srcx0, int srcy0, int srcwidth, int srcheight,
> +                     int flush_flag);
>  };
>
>
> --
> 1.9.1
>
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