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| |
| #include "qdirectionallight.h" |
| #include "qdirectionallight_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| namespace Qt3DRender { |
| |
| /* |
| * |
| * Expected Shader struct |
| * |
| * \code |
| * |
| * struct DirectionalLight |
| * { |
| * vec3 position; |
| * vec3 worldDirection; |
| * vec4 color; |
| * float intensity; |
| * }; |
| * |
| * uniform DirectionalLight directionalLights[10]; |
| * |
| * \endcode |
| */ |
| |
| QDirectionalLightPrivate::QDirectionalLightPrivate() |
| : QAbstractLightPrivate(QAbstractLight::DirectionalLight) |
| { |
| m_shaderData->setProperty("direction", QVector3D(0.0f, -1.0f, 0.0f)); |
| } |
| |
| /*! |
| \class Qt3DRender::QDirectionalLight |
| \inmodule Qt3DRender |
| \since 5.7 |
| \brief Encapsulate a Directional Light object in a Qt 3D scene. |
| |
| A directional light is a light source that behaves similar to sunlight. |
| The light from a directional light hits all objects from the same direction |
| and with the same intensity, regardless of where they are in the scene. |
| */ |
| |
| /*! |
| \qmltype DirectionalLight |
| \instantiates Qt3DRender::QDirectionalLight |
| \inherits AbstractLight |
| \inqmlmodule Qt3D.Render |
| \since 5.7 |
| \brief Encapsulate a Directional Light object in a Qt 3D scene. |
| |
| A directional light is a light source that behaves similar to sunlight. |
| The light from a directional light hits all objects from the same direction |
| and with the same intensity, regardless of where they are in the scene. |
| */ |
| |
| /*! |
| \fn Qt3DRender::QDirectionalLight::QDirectionalLight(Qt3DCore::QNode *parent) |
| Constructs a new QDirectionalLight with the specified \a parent. |
| */ |
| QDirectionalLight::QDirectionalLight(QNode *parent) |
| : QAbstractLight(*new QDirectionalLightPrivate, parent) |
| { |
| } |
| |
| /*! \internal */ |
| QDirectionalLight::~QDirectionalLight() |
| { |
| } |
| |
| /*! \internal */ |
| QDirectionalLight::QDirectionalLight(QDirectionalLightPrivate &dd, QNode *parent) |
| : QAbstractLight(dd, parent) |
| { |
| } |
| |
| /*! |
| \qmlproperty vector3d Qt3D.Render::DirectionalLight::worldDirection |
| Specifies the world direction of the directional light. |
| |
| \note The exact meaning and use of this property is up to the |
| material implementation. |
| */ |
| |
| /*! |
| \property Qt3DRender::QDirectionalLight::worldDirection |
| Specifies the world direction of the directional light. |
| |
| \note The exact meaning and use of this property is up to the |
| material implementation. |
| */ |
| void QDirectionalLight::setWorldDirection(const QVector3D &direction) |
| { |
| Q_D(QDirectionalLight); |
| if (worldDirection() != direction) { |
| d->m_shaderData->setProperty("direction", direction); |
| emit worldDirectionChanged(direction); |
| } |
| } |
| |
| QVector3D QDirectionalLight::worldDirection() const |
| { |
| Q_D(const QDirectionalLight); |
| return d->m_shaderData->property("direction").value<QVector3D>(); |
| } |
| |
| } // namespace Qt3DRender |
| |
| QT_END_NAMESPACE |