9e3fa6e6f7
These patches are intended to make things work nicely due to regressions introduced in qt5.12.4. I've tested them in QEMU and they seem to work fine. See: https://mail.kde.org/pipermail/kde-distro-packagers/2019-July/000379.html
72 lines
2.6 KiB
Diff
72 lines
2.6 KiB
Diff
From cde2fe3fba31b9b8d258f0663bc34009fd769efd Mon Sep 17 00:00:00 2001
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From: Johan Klokkhammer Helsing <johan.helsing@qt.io>
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Date: Wed, 6 Mar 2019 13:20:04 +0100
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Subject: [PATCH 2/8] Compositor: Map touch ids to contiguous ids
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The protocol doesn't require this, but some clients seem to depend on it
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nevertheless.
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Fixes: QTBUG-75667
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Change-Id: I47491c396d3c9193c7e51e13c7ca1586246e335c
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Reviewed-by: Paul Olav Tvete <paul.tvete@qt.io>
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(cherry picked from commit 869a38c082daf150a16b2abb230b420de3e4af31)
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---
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.../compositor_api/qwaylandtouch.cpp | 19 ++++++++++++++++++-
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.../compositor_api/qwaylandtouch_p.h | 2 ++
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2 files changed, 20 insertions(+), 1 deletion(-)
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diff --git a/src/compositor/compositor_api/qwaylandtouch.cpp b/src/compositor/compositor_api/qwaylandtouch.cpp
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index 3e729800..15746cb5 100644
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--- a/src/compositor/compositor_api/qwaylandtouch.cpp
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+++ b/src/compositor/compositor_api/qwaylandtouch.cpp
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@@ -98,6 +98,20 @@ void QWaylandTouchPrivate::sendMotion(QWaylandClient *client, uint32_t time, int
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wl_fixed_from_double(position.x()), wl_fixed_from_double(position.y()));
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}
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+int QWaylandTouchPrivate::toSequentialWaylandId(int touchId)
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+{
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+ const int waylandId = ids.indexOf(touchId);
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+ if (waylandId != -1)
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+ return waylandId;
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+ const int availableId = ids.indexOf(-1);
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+ if (availableId != -1) {
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+ ids[availableId] = touchId;
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+ return availableId;
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+ }
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+ ids.append(touchId);
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+ return ids.length() - 1;
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+}
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+
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/*!
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* \class QWaylandTouch
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* \inmodule QtWaylandCompositor
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@@ -212,7 +226,10 @@ void QWaylandTouch::sendFullTouchEvent(QWaylandSurface *surface, QTouchEvent *ev
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for (int i = 0; i < pointCount; ++i) {
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const QTouchEvent::TouchPoint &tp(points.at(i));
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// Convert the local pos in the compositor window to surface-relative.
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- sendTouchPointEvent(surface, tp.id(), tp.pos(), tp.state());
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+ const int id = d->toSequentialWaylandId(tp.id());
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+ sendTouchPointEvent(surface, id, tp.pos(), tp.state());
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+ if (tp.state() == Qt::TouchPointReleased)
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+ d->ids[id] = -1;
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}
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sendFrameEvent(surface->client());
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}
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diff --git a/src/compositor/compositor_api/qwaylandtouch_p.h b/src/compositor/compositor_api/qwaylandtouch_p.h
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index de1b748d..0b87f847 100644
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--- a/src/compositor/compositor_api/qwaylandtouch_p.h
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+++ b/src/compositor/compositor_api/qwaylandtouch_p.h
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@@ -80,8 +80,10 @@ public:
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private:
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void touch_release(Resource *resource) override;
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+ int toSequentialWaylandId(int touchId);
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QWaylandSeat *seat = nullptr;
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+ QVarLengthArray<int, 10> ids;
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};
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QT_END_NAMESPACE
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--
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2.17.1
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