-static struct pipe_transfer *
-identity_screen_get_tex_transfer(struct pipe_screen *_screen,
- struct pipe_texture *_texture,
- unsigned face,
- unsigned level,
- unsigned zslice,
- enum pipe_transfer_usage usage,
- unsigned x,
- unsigned y,
- unsigned w,
- unsigned h)
-{
- struct identity_screen *id_screen = identity_screen(_screen);
- struct identity_texture *id_texture = identity_texture(_texture);
- struct pipe_screen *screen = id_screen->screen;
- struct pipe_texture *texture = id_texture->texture;
- struct pipe_transfer *result;
-
- result = screen->get_tex_transfer(screen,
- texture,
- face,
- level,
- zslice,
- usage,
- x,
- y,
- w,
- h);
-
- if (result)
- return identity_transfer_create(id_texture, result);
- return NULL;
-}
-
-static void
-identity_screen_tex_transfer_destroy(struct pipe_transfer *_transfer)
-{
- identity_transfer_destroy(identity_transfer(_transfer));
-}
-
-static void *
-identity_screen_transfer_map(struct pipe_screen *_screen,
- struct pipe_transfer *_transfer)
-{
- struct identity_screen *id_screen = identity_screen(_screen);
- struct identity_transfer *id_transfer = identity_transfer(_transfer);
- struct pipe_screen *screen = id_screen->screen;
- struct pipe_transfer *transfer = id_transfer->transfer;
-
- return screen->transfer_map(screen,
- transfer);
-}
-
-static void
-identity_screen_transfer_unmap(struct pipe_screen *_screen,
- struct pipe_transfer *_transfer)
-{
- struct identity_screen *id_screen = identity_screen(_screen);
- struct identity_transfer *id_transfer = identity_transfer(_transfer);
- struct pipe_screen *screen = id_screen->screen;
- struct pipe_transfer *transfer = id_transfer->transfer;
-
- screen->transfer_unmap(screen,
- transfer);
-}