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42 #include "qquickpointdirection_p.h"
47 \qmlclass PointDirection QQuickPointDirection
48 \inqmlmodule QtQuick.Particles 2
50 \brief The PointDirection element allows you to specify a direction that varies in x and y components
52 The PointDirection element allows both the specification of a direction by x and y components,
53 as well as varying the parameters by x or y component.
56 \qmlproperty real QtQuick.Particles2::PointDirection::x
59 \qmlproperty real QtQuick.Particles2::PointDirection::y
62 \qmlproperty real QtQuick.Particles2::PointDirection::xVariation
65 \qmlproperty real QtQuick.Particles2::PointDirection::yVariation
68 QQuickPointDirection::QQuickPointDirection(QObject *parent) :
69 QQuickDirection(parent)
77 const QPointF QQuickPointDirection::sample(const QPointF &)
80 ret.setX(m_x - m_xVariation + rand() / float(RAND_MAX) * m_xVariation * 2);
81 ret.setY(m_y - m_yVariation + rand() / float(RAND_MAX) * m_yVariation * 2);