1 | /**************************************************************************** |
2 | ** |
3 | ** Copyright (C) 2014 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_CAMERALENS_H |
41 | #define QT3DRENDER_CAMERALENS_H |
42 | |
43 | #include <Qt3DCore/qcomponent.h> |
44 | #include <Qt3DRender/qt3drender_global.h> |
45 | |
46 | #include <QtGui/QMatrix4x4> |
47 | #include <QtGui/QQuaternion> |
48 | #include <QtGui/QVector3D> |
49 | |
50 | QT_BEGIN_NAMESPACE |
51 | |
52 | namespace Qt3DRender { |
53 | |
54 | class QCameraLensPrivate; |
55 | |
56 | class Q_3DRENDERSHARED_EXPORT QCameraLens : public Qt3DCore::QComponent |
57 | { |
58 | Q_OBJECT |
59 | Q_PROPERTY(ProjectionType projectionType READ projectionType WRITE setProjectionType NOTIFY projectionTypeChanged) |
60 | Q_PROPERTY(float nearPlane READ nearPlane WRITE setNearPlane NOTIFY nearPlaneChanged) |
61 | Q_PROPERTY(float farPlane READ farPlane WRITE setFarPlane NOTIFY farPlaneChanged) |
62 | Q_PROPERTY(float fieldOfView READ fieldOfView WRITE setFieldOfView NOTIFY fieldOfViewChanged) |
63 | Q_PROPERTY(float aspectRatio READ aspectRatio WRITE setAspectRatio NOTIFY aspectRatioChanged) |
64 | Q_PROPERTY(float left READ left WRITE setLeft NOTIFY leftChanged) |
65 | Q_PROPERTY(float right READ right WRITE setRight NOTIFY rightChanged) |
66 | Q_PROPERTY(float bottom READ bottom WRITE setBottom NOTIFY bottomChanged) |
67 | Q_PROPERTY(float top READ top WRITE setTop NOTIFY topChanged) |
68 | Q_PROPERTY(QMatrix4x4 projectionMatrix READ projectionMatrix WRITE setProjectionMatrix NOTIFY projectionMatrixChanged) |
69 | Q_PROPERTY(float exposure READ exposure WRITE setExposure NOTIFY exposureChanged REVISION 9) |
70 | |
71 | public: |
72 | explicit QCameraLens(QNode *parent = nullptr); |
73 | ~QCameraLens(); |
74 | |
75 | enum ProjectionType { |
76 | OrthographicProjection, |
77 | PerspectiveProjection, |
78 | FrustumProjection, |
79 | CustomProjection |
80 | }; |
81 | Q_ENUM(ProjectionType) // LCOV_EXCL_LINE |
82 | |
83 | ProjectionType projectionType() const; |
84 | float nearPlane() const; |
85 | float farPlane() const; |
86 | float fieldOfView() const; |
87 | float aspectRatio() const; |
88 | float left() const; |
89 | float right() const; |
90 | float bottom() const; |
91 | float top() const; |
92 | |
93 | QMatrix4x4 projectionMatrix() const; |
94 | |
95 | void setOrthographicProjection(float left, float right, |
96 | float bottom, float top, |
97 | float nearPlane, float farPlane); |
98 | |
99 | void setFrustumProjection(float left, float right, |
100 | float bottom, float top, |
101 | float nearPlane, float farPlane); |
102 | |
103 | void setPerspectiveProjection(float fieldOfView, float aspect, |
104 | float nearPlane, float farPlane); |
105 | |
106 | float exposure() const; |
107 | |
108 | void viewAll(Qt3DCore::QNodeId cameraId); |
109 | void viewEntity(Qt3DCore::QNodeId entityId, Qt3DCore::QNodeId cameraId); |
110 | |
111 | public Q_SLOTS: |
112 | void setProjectionType(ProjectionType projectionType); |
113 | void setNearPlane(float nearPlane); |
114 | void setFarPlane(float farPlane); |
115 | void setFieldOfView(float fieldOfView); |
116 | void setAspectRatio(float aspectRatio); |
117 | void setLeft(float left); |
118 | void setRight(float right); |
119 | void setBottom(float bottom); |
120 | void setTop(float top); |
121 | void setProjectionMatrix(const QMatrix4x4 &projectionMatrix); |
122 | void setExposure(float exposure); |
123 | |
124 | Q_SIGNALS: |
125 | void projectionTypeChanged(QCameraLens::ProjectionType projectionType); |
126 | void nearPlaneChanged(float nearPlane); |
127 | void farPlaneChanged(float farPlane); |
128 | void fieldOfViewChanged(float fieldOfView); |
129 | void aspectRatioChanged(float aspectRatio); |
130 | void leftChanged(float left); |
131 | void rightChanged(float right); |
132 | void bottomChanged(float bottom); |
133 | void topChanged(float top); |
134 | void projectionMatrixChanged(const QMatrix4x4 &projectionMatrix); |
135 | void exposureChanged(float exposure); |
136 | void viewSphere(const QVector3D ¢er, float radius); |
137 | |
138 | protected: |
139 | explicit QCameraLens(QCameraLensPrivate &dd, QNode *parent = nullptr); |
140 | |
141 | private: |
142 | Q_DECLARE_PRIVATE(QCameraLens) |
143 | Qt3DCore::QNodeCreatedChangeBasePtr createNodeCreationChange() const override; |
144 | void sceneChangeEvent(const Qt3DCore::QSceneChangePtr &change) override; |
145 | }; |
146 | |
147 | } // Qt3DRender |
148 | |
149 | QT_END_NAMESPACE |
150 | |
151 | #endif // QT3DRENDER_CAMERALENS_H |
152 | |