| 1 | /**************************************************************************** |
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| 2 | ** |
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| 3 | ** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB). |
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| 4 | ** Contact: https://www.qt.io/licensing/ |
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| 5 | ** |
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| 6 | ** This file is part of the Qt3D module of the Qt Toolkit. |
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| 7 | ** |
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| 8 | ** $QT_BEGIN_LICENSE:LGPL$ |
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| 9 | ** Commercial License Usage |
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| 10 | ** Licensees holding valid commercial Qt licenses may use this file in |
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| 11 | ** accordance with the commercial license agreement provided with the |
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| 12 | ** Software or, alternatively, in accordance with the terms contained in |
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| 13 | ** a written agreement between you and The Qt Company. For licensing terms |
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| 14 | ** and conditions see https://www.qt.io/terms-conditions. For further |
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| 15 | ** information use the contact form at https://www.qt.io/contact-us. |
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| 16 | ** |
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| 17 | ** GNU Lesser General Public License Usage |
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| 18 | ** Alternatively, this file may be used under the terms of the GNU Lesser |
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| 19 | ** General Public License version 3 as published by the Free Software |
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| 20 | ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
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| 21 | ** packaging of this file. Please review the following information to |
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| 22 | ** ensure the GNU Lesser General Public License version 3 requirements |
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| 23 | ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
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| 24 | ** |
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| 25 | ** GNU General Public License Usage |
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| 26 | ** Alternatively, this file may be used under the terms of the GNU |
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| 27 | ** General Public License version 2.0 or (at your option) the GNU General |
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| 28 | ** Public license version 3 or any later version approved by the KDE Free |
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| 29 | ** Qt Foundation. The licenses are as published by the Free Software |
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| 30 | ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 |
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| 31 | ** included in the packaging of this file. Please review the following |
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| 32 | ** information to ensure the GNU General Public License requirements will |
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| 33 | ** be met: https://www.gnu.org/licenses/gpl-2.0.html and |
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| 34 | ** https://www.gnu.org/licenses/gpl-3.0.html. |
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| 35 | ** |
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| 36 | ** $QT_END_LICENSE$ |
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| 37 | ** |
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| 38 | ****************************************************************************/ |
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| 39 | |
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| 40 | #ifndef QT3DRENDER_RENDER_VIEWPORTNODE_H |
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| 41 | #define QT3DRENDER_RENDER_VIEWPORTNODE_H |
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| 42 | |
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| 43 | // |
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| 44 | // W A R N I N G |
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| 45 | // ------------- |
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| 46 | // |
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| 47 | // This file is not part of the Qt API. It exists for the convenience |
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| 48 | // of other Qt classes. This header file may change from version to |
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| 49 | // version without notice, or even be removed. |
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| 50 | // |
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| 51 | // We mean it. |
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| 52 | // |
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| 53 | |
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| 54 | #include <Qt3DRender/private/framegraphnode_p.h> |
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| 55 | #include <QColor> |
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| 56 | |
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| 57 | QT_BEGIN_NAMESPACE |
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| 58 | |
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| 59 | namespace Qt3DRender { |
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| 60 | |
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| 61 | class QViewport; |
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| 62 | |
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| 63 | namespace Render { |
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| 64 | |
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| 65 | class Renderer; |
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| 66 | |
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| 67 | class Q_3DRENDERSHARED_PRIVATE_EXPORT ViewportNode : public FrameGraphNode |
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| 68 | { |
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| 69 | public: |
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| 70 | ViewportNode(); |
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| 71 | |
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| 72 | float xMin() const; |
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| 73 | void setXMin(float xMin); |
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| 74 | |
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| 75 | float yMin() const; |
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| 76 | void setYMin(float yMin); |
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| 77 | |
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| 78 | float xMax() const; |
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| 79 | void setXMax(float xMax); |
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| 80 | |
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| 81 | float yMax() const; |
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| 82 | void setYMax(float yMax); |
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| 83 | |
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| 84 | float gamma() const; |
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| 85 | void setGamma(float gamma); |
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| 86 | |
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| 87 | void syncFromFrontEnd(const Qt3DCore::QNode *frontEnd, bool firstTime) override; |
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| 88 | |
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| 89 | static QRectF computeViewport(const QRectF &childViewport, const ViewportNode *parentViewport); |
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| 90 | |
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| 91 | private: |
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| 92 | float m_xMin; |
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| 93 | float m_yMin; |
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| 94 | float m_xMax; |
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| 95 | float m_yMax; |
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| 96 | float m_gamma; |
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| 97 | }; |
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| 98 | |
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| 99 | |
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| 100 | } // namespace Render |
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| 101 | } // namespace Qt3DRender |
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| 102 | |
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| 103 | QT_END_NAMESPACE |
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| 104 | |
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| 105 | #endif // QT3DRENDER_RENDER_VIEWPORTNODE_H |
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| 106 | |
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