- Qt 5.5
- Qt3D Module
- Qt3D: Deferred Renderer C++ Example
- deferredrenderer.h Example File
- Qt 5.5.1 Reference Documentation

# deferredrenderer.h Example File

deferred-renderer-cpp/deferredrenderer.h

    /****************************************************************************
    **
    ** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
    ** Contact: http://www.qt-project.org/legal
    **
    ** This file is part of the Qt3D module of the Qt Toolkit.
    **
    ** $QT_BEGIN_LICENSE:LGPL3$
    ** Commercial License Usage
    ** Licensees holding valid commercial Qt licenses may use this file in
    ** accordance with the commercial license agreement provided with the
    ** Software or, alternatively, in accordance with the terms contained in
    ** a written agreement between you and The Qt Company. For licensing terms
    ** and conditions see http://www.qt.io/terms-conditions. For further
    ** information use the contact form at http://www.qt.io/contact-us.
    **
    ** GNU Lesser General Public License Usage
    ** Alternatively, this file may be used under the terms of the GNU Lesser
    ** General Public License version 3 as published by the Free Software
    ** Foundation and appearing in the file LICENSE.LGPLv3 included in the
    ** packaging of this file. Please review the following information to
    ** ensure the GNU Lesser General Public License version 3 requirements
    ** will be met: https://www.gnu.org/licenses/lgpl.html.
    **
    ** GNU General Public License Usage
    ** Alternatively, this file may be used under the terms of the GNU
    ** General Public License version 2.0 or later as published by the Free
    ** Software Foundation and appearing in the file LICENSE.GPL included in
    ** the packaging of this file. Please review the following information to
    ** ensure the GNU General Public License version 2.0 requirements will be
    ** met: http://www.gnu.org/licenses/gpl-2.0.html.
    **
    ** $QT_END_LICENSE$
    **
    ****************************************************************************/

    #ifndef DEFERREDRENDERER_H
    #define DEFERREDRENDERER_H

    #include <Qt3DRenderer/QViewport>
    #include <Qt3DRenderer/QClearBuffer>
    #include <Qt3DRenderer/QLayerFilter>
    #include <Qt3DRenderer/QRenderPassFilter>
    #include <Qt3DRenderer/QRenderTargetSelector>
    #include <Qt3DRenderer/QCameraSelector>
    #include <Qt3DRenderer/QAnnotation>

    class DeferredRenderer : public Qt3D::QViewport
    {
    public:
        explicit DeferredRenderer(Qt3D::QNode *parent = 0);

        void setSceneCamera(Qt3D::QEntity *camera);
        void setGBuffer(Qt3D::QRenderTarget *gBuffer);
        void setGeometryPassCriteria(QList<Qt3D::QAnnotation *> criteria);
        void setFinalPassCriteria(QList<Qt3D::QAnnotation *> criteria);
        void setGBufferLayers(const QStringList &layerName);
        void setScreenQuadLayers(const QStringList &layerName);

    private:
        Qt3D::QLayerFilter *m_sceneFilter;
        Qt3D::QLayerFilter *m_screenQuadFilter;
        Qt3D::QClearBuffer *m_clearScreenQuad;
        Qt3D::QRenderTargetSelector *m_gBufferTargetSelector;
        Qt3D::QClearBuffer *m_clearGBuffer;
        Qt3D::QRenderPassFilter *m_geometryPassFilter;
        Qt3D::QRenderPassFilter *m_finalPassFilter;
        Qt3D::QCameraSelector *m_sceneCameraSelector;
    };

    #endif // DEFERREDRENDERER_H