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42 #ifndef TURBULENCEAFFECTOR_H
43 #define TURBULENCEAFFECTOR_H
44 #include "qquickparticleaffector_p.h"
45 #include <QQmlListProperty>
51 class QQuickParticlePainter;
53 class QQuickTurbulenceAffector : public QQuickParticleAffector
56 Q_PROPERTY(qreal strength READ strength WRITE setStrength NOTIFY strengthChanged)
57 Q_PROPERTY(QUrl noiseSource READ noiseSource WRITE setNoiseSource NOTIFY noiseSourceChanged)
59 explicit QQuickTurbulenceAffector(QQuickItem *parent = 0);
60 ~QQuickTurbulenceAffector();
61 virtual void affectSystem(qreal dt);
63 qreal strength() const
68 QUrl noiseSource() const
74 void strengthChanged(qreal arg);
76 void noiseSourceChanged(QUrl arg);
80 void setStrength(qreal arg)
82 if (m_strength != arg) {
84 emit strengthChanged(arg);
88 void setNoiseSource(QUrl arg)
90 if (m_noiseSource != arg) {
92 emit noiseSourceChanged(arg);
98 virtual void geometryChanged(const QRectF &newGeometry,
99 const QRectF &oldGeometry);
103 void initializeGrid();
104 qreal boundsRespectingField(int x, int y);
109 QPointF** m_vectorField;
116 #endif // TURBULENCEAFFECTOR_H