diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/pipe/p_winsys.h | 34 |
1 files changed, 23 insertions, 11 deletions
diff --git a/src/mesa/pipe/p_winsys.h b/src/mesa/pipe/p_winsys.h index 2aac403c20..f2be7655f4 100644 --- a/src/mesa/pipe/p_winsys.h +++ b/src/mesa/pipe/p_winsys.h @@ -42,6 +42,13 @@ /** Opaque type for a buffer */ struct pipe_buffer_handle; +/** Opaque type */ +struct pipe_fence_handle; + +struct pipe_region; +struct pipe_surface; + + /** * Gallium3D drivers are (meant to be!) independent of both GL and the * window system. The window system provides a buffer manager and a @@ -52,15 +59,6 @@ struct pipe_buffer_handle; * driver and the hardware driver about the format of command buffers, * etc. */ - - -struct pipe_region; -struct pipe_surface; - -/** Opaque type */ -struct pipe_buffer_handle; -struct pipe_fence_handle; - struct pipe_winsys { /** Returns name of this winsys interface */ @@ -97,6 +95,7 @@ struct pipe_winsys void (*surface_release)(struct pipe_winsys *ws, struct pipe_surface **s); + /** * The buffer manager is modeled after the dri_bufmgr interface, which * in turn is modeled after the ARB_vertex_buffer_object extension, @@ -115,7 +114,6 @@ struct pipe_winsys void *ptr, unsigned bytes); - /** * Map the entire data store of a buffer object into the client's address. * flags is bitmask of PIPE_BUFFER_FLAG_READ/WRITE. @@ -169,15 +167,29 @@ struct pipe_winsys void *data); + /** Set ptr = buf, with reference counting */ void (*fence_reference)( struct pipe_winsys *sws, struct pipe_fence_handle **ptr, struct pipe_fence_handle *fence ); + /** + * Checks whether the fence has been signalled. + * + * The meaning of flag is pipe-driver specific. + * + * Returns zero if it has. + */ int (*fence_signalled)( struct pipe_winsys *sws, struct pipe_fence_handle *fence, unsigned flag ); - + /** + * Wait for the fence to finish. + * + * The meaning of flag is pipe-driver specific. + * + * Returns zero on success. + */ int (*fence_finish)( struct pipe_winsys *sws, struct pipe_fence_handle *fence, unsigned flag ); |