##// END OF EJS Templates
Updated QML Oscilloscope documentation...
Updated QML Oscilloscope documentation Removed note about using '-graphicssystem opengl' for better performance as it only applies to Quick 1. Change-Id: Ie4fb96afc1f8ae94c2d65d752fe7cfac281e750a Task-number: QTRD-3509 Reviewed-by: Miikka Heikkinen <miikka.heikkinen@theqtcompany.com>

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charthelpers_p.h
53 lines | 1.5 KiB | text/x-c | CLexer
/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd
** All rights reserved.
** For any questions to The Qt Company, please use contact form at http://qt.io
**
** This file is part of the Qt Charts module.
**
** Licensees holding valid commercial license for Qt may use this file in
** accordance with the Qt License Agreement provided with the Software
** or, alternatively, in accordance with the terms contained in a written
** agreement between you and The Qt Company.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.io
**
****************************************************************************/
// W A R N I N G
// -------------
//
// This file is not part of the Qt Chart API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
#ifndef CHARTHELPERS_P_H
#define CHARTHELPERS_P_H
#include <QtCore/QtNumeric>
#include <QtCore/QPointF>
static inline bool isValidValue(qreal value)
{
if (qIsNaN(value) || qIsInf(value)) {
qWarning("Ignored NaN, Inf, or -Inf value.");
return false;
}
return true;
}
static inline bool isValidValue(qreal x, qreal y)
{
return (isValidValue(x) && isValidValue(y));
}
static inline bool isValidValue(const QPointF point)
{
return (isValidValue(point.x()) && isValidValue(point.y()));
}
#endif // CHARTHELPERS_P_H