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authorSimon Ser <contact@emersion.fr>2023-12-12 11:36:11 +0100
committerSimon Ser <contact@emersion.fr>2023-12-25 11:47:15 +0100
commit34d5af41727c1879188caf3a00fc1db9f480b1fd (patch)
tree3a702960a605d5a2caa584bd3d2a6369d56993fe /include
parent43734f7c6286ede7fbfe9a20e6b95fe7207dcc50 (diff)
compositor: add wlr_surface_state_has_buffer()
Diffstat (limited to 'include')
-rw-r--r--include/wlr/types/wlr_compositor.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/wlr/types/wlr_compositor.h b/include/wlr/types/wlr_compositor.h
index 95128ea7..eb870b7b 100644
--- a/include/wlr/types/wlr_compositor.h
+++ b/include/wlr/types/wlr_compositor.h
@@ -284,6 +284,19 @@ void wlr_surface_unmap(struct wlr_surface *surface);
bool wlr_surface_has_buffer(struct wlr_surface *surface);
/**
+ * Check whether this surface state has an attached buffer.
+ *
+ * A surface has an attached buffer when the client commits with a non-null
+ * buffer. A surface will not have a buffer if the client never committed one,
+ * or committed a null buffer.
+ *
+ * Note that wlr_surface_state.buffer may be NULL even if this function returns
+ * true: the buffer field is reset after commit, to allow the buffer to be
+ * released to the client. Additionally, the buffer import or upload may fail.
+ */
+bool wlr_surface_state_has_buffer(const struct wlr_surface_state *state);
+
+/**
* Get the texture of the buffer currently attached to this surface. Returns
* NULL if no buffer is currently attached or if something went wrong with
* uploading the buffer.