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Merge pull request #9834 from german77/reverted
Qt: Reintroduce scaling for touch input
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commit
89221ca7d5
@ -401,6 +401,12 @@ qreal GRenderWindow::windowPixelRatio() const {
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return devicePixelRatioF();
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}
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std::pair<u32, u32> GRenderWindow::ScaleTouch(const QPointF& pos) const {
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const qreal pixel_ratio = windowPixelRatio();
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return {static_cast<u32>(std::max(std::round(pos.x() * pixel_ratio), qreal{0.0})),
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static_cast<u32>(std::max(std::round(pos.y() * pixel_ratio), qreal{0.0}))};
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}
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void GRenderWindow::closeEvent(QCloseEvent* event) {
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emit Closed();
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QWidget::closeEvent(event);
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@ -643,7 +649,8 @@ void GRenderWindow::mousePressEvent(QMouseEvent* event) {
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// Qt sometimes returns the parent coordinates. To avoid this we read the global mouse
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// coordinates and map them to the current render area
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const auto pos = mapFromGlobal(QCursor::pos());
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const auto [touch_x, touch_y] = MapToTouchScreen(pos.x(), pos.y());
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const auto [x, y] = ScaleTouch(pos);
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const auto [touch_x, touch_y] = MapToTouchScreen(x, y);
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const auto button = QtButtonToMouseButton(event->button());
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input_subsystem->GetMouse()->PressMouseButton(button);
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@ -661,7 +668,8 @@ void GRenderWindow::mouseMoveEvent(QMouseEvent* event) {
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// Qt sometimes returns the parent coordinates. To avoid this we read the global mouse
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// coordinates and map them to the current render area
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const auto pos = mapFromGlobal(QCursor::pos());
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const auto [touch_x, touch_y] = MapToTouchScreen(pos.x(), pos.y());
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const auto [x, y] = ScaleTouch(pos);
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const auto [touch_x, touch_y] = MapToTouchScreen(x, y);
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const int center_x = width() / 2;
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const int center_y = height() / 2;
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@ -695,8 +703,8 @@ void GRenderWindow::wheelEvent(QWheelEvent* event) {
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void GRenderWindow::TouchBeginEvent(const QTouchEvent* event) {
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QList<QTouchEvent::TouchPoint> touch_points = event->touchPoints();
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for (const auto& touch_point : touch_points) {
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const auto pos = touch_point.pos();
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const auto [touch_x, touch_y] = MapToTouchScreen(pos.x(), pos.y());
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const auto [x, y] = ScaleTouch(touch_point.pos());
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const auto [touch_x, touch_y] = MapToTouchScreen(x, y);
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input_subsystem->GetTouchScreen()->TouchPressed(touch_x, touch_y, touch_point.id());
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}
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}
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@ -705,8 +713,8 @@ void GRenderWindow::TouchUpdateEvent(const QTouchEvent* event) {
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QList<QTouchEvent::TouchPoint> touch_points = event->touchPoints();
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input_subsystem->GetTouchScreen()->ClearActiveFlag();
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for (const auto& touch_point : touch_points) {
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const auto pos = touch_point.pos();
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const auto [touch_x, touch_y] = MapToTouchScreen(pos.x(), pos.y());
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const auto [x, y] = ScaleTouch(touch_point.pos());
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const auto [touch_x, touch_y] = MapToTouchScreen(x, y);
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input_subsystem->GetTouchScreen()->TouchMoved(touch_x, touch_y, touch_point.id());
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}
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input_subsystem->GetTouchScreen()->ReleaseInactiveTouch();
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@ -147,6 +147,8 @@ public:
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qreal windowPixelRatio() const;
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std::pair<u32, u32> ScaleTouch(const QPointF& pos) const;
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void closeEvent(QCloseEvent* event) override;
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void resizeEvent(QResizeEvent* event) override;
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