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39
40#ifndef QT3DRENDER_QSPOTLIGHT_H
41#define QT3DRENDER_QSPOTLIGHT_H
42
43#include <Qt3DRender/qabstractlight.h>
44
45QT_BEGIN_NAMESPACE
46
47namespace Qt3DRender {
48
49class QSpotLightPrivate;
50
51class Q_3DRENDERSHARED_EXPORT QSpotLight : public QAbstractLight
52{
53 Q_OBJECT
54 Q_PROPERTY(float constantAttenuation READ constantAttenuation WRITE setConstantAttenuation NOTIFY constantAttenuationChanged)
55 Q_PROPERTY(float linearAttenuation READ linearAttenuation WRITE setLinearAttenuation NOTIFY linearAttenuationChanged)
56 Q_PROPERTY(float quadraticAttenuation READ quadraticAttenuation WRITE setQuadraticAttenuation NOTIFY quadraticAttenuationChanged)
57 Q_PROPERTY(QVector3D localDirection READ localDirection WRITE setLocalDirection NOTIFY localDirectionChanged)
58 Q_PROPERTY(float cutOffAngle READ cutOffAngle WRITE setCutOffAngle NOTIFY cutOffAngleChanged)
59
60public:
61 explicit QSpotLight(Qt3DCore::QNode *parent = nullptr);
62 ~QSpotLight();
63
64 QVector3D localDirection() const;
65 float cutOffAngle() const;
66
67 float constantAttenuation() const;
68 float linearAttenuation() const;
69 float quadraticAttenuation() const;
70
71public Q_SLOTS:
72 void setConstantAttenuation(float value);
73 void setLinearAttenuation(float value);
74 void setQuadraticAttenuation(float value);
75 void setLocalDirection(const QVector3D &localDirection);
76 void setCutOffAngle(float cutOffAngle);
77
78Q_SIGNALS:
79 void constantAttenuationChanged(float constantAttenuation);
80 void linearAttenuationChanged(float linearAttenuation);
81 void quadraticAttenuationChanged(float quadraticAttenuation);
82 void localDirectionChanged(const QVector3D &localDirection);
83 void cutOffAngleChanged(float cutOffAngle);
84
85protected:
86 explicit QSpotLight(QSpotLightPrivate &dd, Qt3DCore::QNode *parent = nullptr);
87
88private:
89 Q_DECLARE_PRIVATE(QSpotLight)
90};
91
92} // namespace Qt3DRender
93
94QT_END_NAMESPACE
95
96#endif // QT3DRENDER_QSPOTLIGHT_H
97

source code of qt3d/src/render/lights/qspotlight.h