1*4882a593SmuzhiyunFrom c0757c5bf57f4ba4566795682940767fec5e95b8 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 76/79] 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 | 6 ++++++
11*4882a593Smuzhiyun 1 file changed, 6 insertions(+)
12*4882a593Smuzhiyun
13*4882a593Smuzhiyundiff --git a/libweston/compositor.c b/libweston/compositor.c
14*4882a593Smuzhiyunindex fc8cef3..79a72bd 100644
15*4882a593Smuzhiyun--- a/libweston/compositor.c
16*4882a593Smuzhiyun+++ b/libweston/compositor.c
17*4882a593Smuzhiyun@@ -4493,6 +4493,12 @@ subsurface_committed(struct weston_surface *surface, int32_t dx, int32_t dy)
18*4882a593Smuzhiyun 	if (!weston_surface_is_mapped(surface)) {
19*4882a593Smuzhiyun 		surface->is_mapped = surface->buffer_ref.buffer != NULL;
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+		surface->is_mapped = true;
26*4882a593Smuzhiyun+
27*4882a593Smuzhiyun 		/* Cannot call weston_view_update_transform(),
28*4882a593Smuzhiyun 		 * because that would call it also for the parent surface,
29*4882a593Smuzhiyun 		 * which might not be mapped yet. That would lead to
30*4882a593Smuzhiyun--
31*4882a593Smuzhiyun2.20.1
32*4882a593Smuzhiyun
33