struct brw_winsys_screen {
+ unsigned pci_id;
/**
* Buffer functions.
unsigned alignment,
struct brw_winsys_buffer **bo_out);
+ enum pipe_error (*bo_from_handle)(struct brw_winsys_screen *sws,
+ struct winsys_handle *whandle,
+ unsigned *stride,
+ unsigned *tiling,
+ struct brw_winsys_buffer **bo_out);
+
+ enum pipe_error (*bo_get_handle)(struct brw_winsys_buffer *buffer,
+ struct winsys_handle *whandle,
+ unsigned stride);
+
/* Destroy a buffer when our refcount goes to zero:
*/
void (*bo_destroy)(struct brw_winsys_buffer *buffer);
}
-/**
- * Create brw pipe_screen.
- */
-struct pipe_screen *brw_create_screen(struct brw_winsys_screen *iws, unsigned pci_id);
-
-
-/**
- * Get the brw_winsys buffer backing the texture.
- *
- * TODO UGLY
- */
-struct pipe_texture;
-boolean brw_texture_get_winsys_buffer(struct pipe_texture *texture,
- struct brw_winsys_buffer **buffer,
- unsigned *stride);
-
-/**
- * Wrap a brw_winsys buffer with a texture blanket.
- *
- * TODO UGLY
- */
-struct pipe_texture *
-brw_texture_blanket_winsys_buffer(struct pipe_screen *screen,
- const struct pipe_texture *template,
- unsigned pitch,
- unsigned tiling,
- struct brw_winsys_buffer *buffer);
-
/*************************************************************************
* Cooperative dumping between winsys and driver. TODO: make this