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qquickturbulence_p.h

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1 /**************************************************************************** -

2 ** -

4 ** Contact: https://www.qt.io/licensing/ -

5 ** -

6 ** This file is part of the QtQuick module of the Qt Toolkit. -

7 ** -

8 ** $QT_BEGIN_LICENSE:LGPL$ -

9 ** Commercial License Usage -

10 ** Licensees holding valid commercial Qt licenses may use this file in -

11 ** accordance with the commercial license agreement provided with the -

12 ** Software or, alternatively, in accordance with the terms contained in -

13 ** a written agreement between you and The Qt Company. For licensing terms -

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15 ** information use the contact form at https://www.qt.io/contact-us. -

16 ** -

17 ** GNU Lesser General Public License Usage -

18 ** Alternatively, this file may be used under the terms of the GNU Lesser -

19 ** General Public License version 3 as published by the Free Software -

20 ** Foundation and appearing in the file LICENSE.LGPL3 included in the -

21 ** packaging of this file. Please review the following information to -

22 ** ensure the GNU Lesser General Public License version 3 requirements -

23 ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -

24 ** -

25 ** GNU General Public License Usage -

26 ** Alternatively, this file may be used under the terms of the GNU -

27 ** General Public License version 2.0 or (at your option) the GNU General -

28 ** Public license version 3 or any later version approved by the KDE Free -

29 ** Qt Foundation. The licenses are as published by the Free Software -

30 ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -

31 ** included in the packaging of this file. Please review the following -

32 ** information to ensure the GNU General Public License requirements will -

33 ** be met: https://www.gnu.org/licenses/gpl-2.0.html and -

34 ** https://www.gnu.org/licenses/gpl-3.0.html. -

35 ** -

36 ** $QT_END_LICENSE$ -

37 ** -

38 ****************************************************************************/ -

39 -

40 #ifndef TURBULENCEAFFECTOR_H -

41 #define TURBULENCEAFFECTOR_H -

42 -

43 // -

44 // W A R N I N G -

45 // ------------- -

46 // -

47 // This file is not part of the Qt API. It exists purely as an -

48 // implementation detail. This header file may change from version to -

49 // version without notice, or even be removed. -

50 // -

51 // We mean it. -

52 // -

53 #include "qquickparticleaffector_p.h" -

54 #include <QQmlListProperty> -

55 -

56 QT_BEGIN_NAMESPACE -

57 -

58 class QQuickParticlePainter; -

59 -

60 class QQuickTurbulenceAffector : public QQuickParticleAffector -

61 { -

62 Q_OBJECT -

63 Q_PROPERTY(qreal strength READ strength WRITE setStrength NOTIFY strengthChanged) -

64 Q_PROPERTY(QUrl noiseSource READ noiseSource WRITE setNoiseSource NOTIFY noiseSourceChanged) -

65 public: -

66 explicit QQuickTurbulenceAffector(QQuickItem *parent = 0); -

67 ~QQuickTurbulenceAffector(); -

68 void affectSystem(qreal dt) override; -

69 -

70 qreal strength() const -

71 { -

return m_strength;

never executed: return m_strength;

73 } -

74 -

75 QUrl noiseSource() const -

76 { -

return m_noiseSource;

never executed: return m_noiseSource;

78 } -

79 Q_SIGNALS: -

80 -

81 void strengthChanged(qreal arg); -

82 -

83 void noiseSourceChanged(QUrl arg); -

84 -

85 public Q_SLOTS: -

86 -

87 void setStrength(qreal arg) -

88 { -

if (m_strength != arg) {

m_strength != arg	Description
TRUE	evaluated 10 times by 2 tests Evaluated by: tst_examples tst_qquickturbulence
FALSE	never evaluated

0-10

90 m_strength = arg; -

91 Q_EMIT strengthChanged(arg); -

}

executed 10 times by 2 tests: end of block

Executed by:

tst_examples
tst_qquickturbulence

}

executed 10 times by 2 tests: end of block

Executed by:

tst_examples
tst_qquickturbulence

94 -

95 void setNoiseSource(QUrl arg) -

96 { -

if (m_noiseSource != arg) {

m_noiseSource != arg	Description
TRUE	never evaluated
FALSE	never evaluated

98 m_noiseSource = arg; -

99 Q_EMIT noiseSourceChanged(arg); -

100 initializeGrid(); -

101

}

never executed: end of block

102

}

never executed: end of block

103 -

104 protected: -

105 void geometryChanged(const QRectF &newGeometry, -

106 const QRectF &oldGeometry) override; -

107 private: -

108 void ensureInit(); -

109 void mapUpdate(); -

110 void initializeGrid(); -

111 qreal boundsRespectingField(int x, int y); -

112 qreal m_strength; -

113 qreal m_lastT; -

114 int m_gridSize; -

115 qreal** m_field; -

116 QPointF** m_vectorField; -

117 bool m_inited; -

118 QUrl m_noiseSource; -

119 }; -

120 -

121 QT_END_NAMESPACE -

122 #endif // TURBULENCEAFFECTOR_H -

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