1/****************************************************************************
2**
3** Copyright (C) 2016 Klaralvdalens Datakonsult AB (KDAB).
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the Qt3D module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** Commercial License Usage
10** Licensees holding valid commercial Qt licenses may use this file in
11** accordance with the commercial license agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and The Qt Company. For licensing terms
14** and conditions see https://www.qt.io/terms-conditions. For further
15** information use the contact form at https://www.qt.io/contact-us.
16**
17** GNU Lesser General Public License Usage
18** Alternatively, this file may be used under the terms of the GNU Lesser
19** General Public License version 3 as published by the Free Software
20** Foundation and appearing in the file LICENSE.LGPL3 included in the
21** packaging of this file. Please review the following information to
22** ensure the GNU Lesser General Public License version 3 requirements
23** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
24**
25** GNU General Public License Usage
26** Alternatively, this file may be used under the terms of the GNU
27** General Public License version 2.0 or (at your option) the GNU General
28** Public license version 3 or any later version approved by the KDE Free
29** Qt Foundation. The licenses are as published by the Free Software
30** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
31** included in the packaging of this file. Please review the following
32** information to ensure the GNU General Public License requirements will
33** be met: https://www.gnu.org/licenses/gpl-2.0.html and
34** https://www.gnu.org/licenses/gpl-3.0.html.
35**
36** $QT_END_LICENSE$
37**
38****************************************************************************/
39
40#ifndef QT3DRENDER_RENDER_RENDERSURFACENODE_H
41#define QT3DRENDER_RENDER_RENDERSURFACENODE_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists for the convenience
48// of other Qt classes. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include <Qt3DRender/private/framegraphnode_p.h>
55
56QT_BEGIN_NAMESPACE
57
58class QSurface;
59
60namespace Qt3DRender {
61namespace Render {
62
63class Q_3DRENDERSHARED_PRIVATE_EXPORT RenderSurfaceSelector : public Qt3DRender::Render::FrameGraphNode
64{
65public:
66 RenderSurfaceSelector();
67
68 QSize renderTargetSize() const;
69 void setRenderTargetSize(const QSize &size) { m_renderTargetSize = size; }
70
71 void syncFromFrontEnd(const Qt3DCore::QNode *frontEnd, bool firstTime) override;
72
73 QSurface *surface() const { return m_surface; }
74 inline int width() const Q_DECL_NOTHROW { return m_width; }
75 inline int height() const Q_DECL_NOTHROW { return m_height; }
76 inline float devicePixelRatio() const Q_DECL_NOTHROW { return m_devicePixelRatio; }
77
78private:
79 QObject *m_surfaceObj;
80 QSurface *m_surface;
81 QSize m_renderTargetSize;
82 int m_width;
83 int m_height;
84 float m_devicePixelRatio;
85};
86
87} // namespace Render
88} // namespace Qt3DRender
89
90QT_END_NAMESPACE
91
92#endif // QT3DRENDER_RENDER_RENDERSURFACENODE_H
93

source code of qt3d/src/render/framegraph/rendersurfaceselector_p.h