Merge pull request #4605 from lioncash/copy3
bootmanager: Prevent unnecessary copies in TouchUpdateEvent()
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		| @@ -452,7 +452,7 @@ void GRenderWindow::TouchUpdateEvent(const QTouchEvent* event) { | |||||||
|     int active_points = 0; |     int active_points = 0; | ||||||
|  |  | ||||||
|     // average all active touch points |     // average all active touch points | ||||||
|     for (const auto tp : event->touchPoints()) { |     for (const auto& tp : event->touchPoints()) { | ||||||
|         if (tp.state() & (Qt::TouchPointPressed | Qt::TouchPointMoved | Qt::TouchPointStationary)) { |         if (tp.state() & (Qt::TouchPointPressed | Qt::TouchPointMoved | Qt::TouchPointStationary)) { | ||||||
|             active_points++; |             active_points++; | ||||||
|             pos += tp.pos(); |             pos += tp.pos(); | ||||||
|   | |||||||
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