Thanks for fixing docs. Reviewed-by: Roland Scheidegger <[email protected]>
Am 06.12.2016 um 14:57 schrieb Philipp Zabel: > Add a hook to tell drivers that an imported resource may have changed > and they need to update their internal derived resources. > > Signed-off-by: Philipp Zabel <[email protected]> > --- > Changes since v2: > - Added resource_changed paragraph to screen.rst > --- > src/gallium/docs/source/screen.rst | 14 ++++++++++++++ > src/gallium/include/pipe/p_screen.h | 8 ++++++++ > 2 files changed, 22 insertions(+) > > diff --git a/src/gallium/docs/source/screen.rst > b/src/gallium/docs/source/screen.rst > index 33f233a..209b97c 100644 > --- a/src/gallium/docs/source/screen.rst > +++ b/src/gallium/docs/source/screen.rst > @@ -700,6 +700,20 @@ which isn't multisampled. > > > > +resource_changed > +^^^^^^^^^^^^^^^^ > + > +Mark a resource as changed so derived internal resources will be recreated > +on next use. > + > +When importing external images that can't be directly used as texture sampler > +source, internal copies may have to be created that the hardware can sample > +from. When those resources are reimported, the image data may have changed, > and > +the previously derived internal resources must be invalidated to avoid > sampling > +from old copies. > + > + > + > resource_destroy > ^^^^^^^^^^^^^^^^ > > diff --git a/src/gallium/include/pipe/p_screen.h > b/src/gallium/include/pipe/p_screen.h > index 255647e..0d3e4b6 100644 > --- a/src/gallium/include/pipe/p_screen.h > +++ b/src/gallium/include/pipe/p_screen.h > @@ -224,6 +224,14 @@ struct pipe_screen { > struct winsys_handle *handle, > unsigned usage); > > + /** > + * Mark the resource as changed so derived internal resources will be > + * recreated on next use. > + * > + * This is necessary when reimporting external images that can't be > directly > + * used as texture sampler source, to avoid sampling from old copies. > + */ > + void (*resource_changed)(struct pipe_screen *, struct pipe_resource *pt); > > void (*resource_destroy)(struct pipe_screen *, > struct pipe_resource *pt); > _______________________________________________ mesa-dev mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/mesa-dev
