diff options
Diffstat (limited to 'src/gallium/include/pipe/p_winsys.h')
| -rw-r--r-- | src/gallium/include/pipe/p_winsys.h | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/src/gallium/include/pipe/p_winsys.h b/src/gallium/include/pipe/p_winsys.h index 5d18291dc6..3ae83e8105 100644 --- a/src/gallium/include/pipe/p_winsys.h +++ b/src/gallium/include/pipe/p_winsys.h @@ -76,24 +76,6 @@ struct pipe_winsys void *context_private ); - /** allocate a new surface (no context dependency) */ - struct pipe_surface *(*surface_alloc)(struct pipe_winsys *ws); - - /** - * Allocate storage for a pipe_surface. - * \param flags XXX unused, remove someday - * \return 0 if succeeds. - */ - int (*surface_alloc_storage)(struct pipe_winsys *ws, - struct pipe_surface *surf, - unsigned width, unsigned height, - enum pipe_format format, - unsigned flags, - unsigned tex_usage); - - void (*surface_release)(struct pipe_winsys *ws, struct pipe_surface **s); - - /** * Buffer management. Buffer attributes are mostly fixed over its lifetime. * @@ -138,6 +120,24 @@ struct pipe_winsys void *ptr, unsigned bytes); + /** + * Allocate storage for a display target surface. + * + * Often surfaces which are meant to be blitted to the front screen (i.e., + * display targets) must be allocated with special characteristics, memory + * pools, or obtained directly from the windowing system. + * + * This callback is invoked by the pipe_screenwhen creating a texture marked + * with the PIPE_TEXTURE_USAGE_DISPLAY_TARGET flag to get the underlying + * buffer storage. + */ + struct pipe_buffer *(*surface_buffer_create)(struct pipe_winsys *ws, + unsigned width, unsigned height, + enum pipe_format format, + unsigned usage, + unsigned *stride); + + /** * Map the entire data store of a buffer object into the client's address. * flags is bitmask of PIPE_BUFFER_USAGE_CPU_READ/WRITE flags. |