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 <p.za...@pengutronix.de>
---
Changes since v1:
- Clarified intended of pipe_screen::resource_changed
---
src/gallium/include/pipe/p_screen.h | 8 ++++++++
1 file changed, 8 insertions(+)
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);
--
2.1.4
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