1*4882a593SmuzhiyunFrom f1917a85b2bfc5deb240c68e30e0f48ba83b8ab0 Mon Sep 17 00:00:00 2001
2*4882a593SmuzhiyunFrom: Jeffy Chen <jeffy.chen@rock-chips.com>
3*4882a593SmuzhiyunDate: Mon, 8 Aug 2022 15:46:35 +0800
4*4882a593SmuzhiyunSubject: [PATCH 76/93] HACK: compositor: Allow mapping bufferless subsurfaces
5*4882a593Smuzhiyun
6*4882a593SmuzhiyunThe current qtwayland needs it.
7*4882a593Smuzhiyun
8*4882a593SmuzhiyunSigned-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
9*4882a593Smuzhiyun---
10*4882a593Smuzhiyun libweston/compositor.c | 7 +++++++
11*4882a593Smuzhiyun 1 file changed, 7 insertions(+)
12*4882a593Smuzhiyun
13*4882a593Smuzhiyundiff --git a/libweston/compositor.c b/libweston/compositor.c
14*4882a593Smuzhiyunindex 8252041..038c312 100644
15*4882a593Smuzhiyun--- a/libweston/compositor.c
16*4882a593Smuzhiyun+++ b/libweston/compositor.c
17*4882a593Smuzhiyun@@ -4888,6 +4888,13 @@ subsurface_committed(struct weston_surface *surface, int32_t dx, int32_t dy)
18*4882a593Smuzhiyun 		weston_surface_map(surface);
19*4882a593Smuzhiyun 	}
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun+	/**
22*4882a593Smuzhiyun+	 * HACK: Allow mapping bufferless subsurfaces
23*4882a593Smuzhiyun+	 * See: https://bugreports.qt.io/browse/QTBUG-86229
24*4882a593Smuzhiyun+	 */
25*4882a593Smuzhiyun+	if (!weston_surface_is_mapped(surface))
26*4882a593Smuzhiyun+		weston_surface_map(surface);
27*4882a593Smuzhiyun+
28*4882a593Smuzhiyun 	/* Cannot call weston_view_update_transform() here, because that would
29*4882a593Smuzhiyun 	 * call it also for the parent surface, which might not be mapped yet.
30*4882a593Smuzhiyun 	 * That would lead to inconsistent state, where the window could never
31*4882a593Smuzhiyun--
32*4882a593Smuzhiyun2.20.1
33*4882a593Smuzhiyun
34