1 | // Copyright (C) 2016 The Qt Company Ltd. |
2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
3 | |
4 | #ifndef QSGABSTRACTRENDERER_P_H |
5 | #define QSGABSTRACTRENDERER_P_H |
6 | |
7 | // |
8 | // W A R N I N G |
9 | // ------------- |
10 | // |
11 | // This file is not part of the Qt API. It exists purely as an |
12 | // implementation detail. This header file may change from version to |
13 | // version without notice, or even be removed. |
14 | // |
15 | // We mean it. |
16 | // |
17 | |
18 | #include <QtQuick/private/qtquickglobal_p.h> |
19 | #include <QtQuick/qsgnode.h> |
20 | #include <QtCore/qobject.h> |
21 | |
22 | #ifndef GLuint |
23 | #define GLuint uint |
24 | #endif |
25 | |
26 | QT_BEGIN_NAMESPACE |
27 | |
28 | class QSGAbstractRendererPrivate; |
29 | |
30 | class Q_QUICK_EXPORT QSGAbstractRenderer : public QObject |
31 | { |
32 | Q_OBJECT |
33 | public: |
34 | enum MatrixTransformFlag |
35 | { |
36 | MatrixTransformFlipY = 0x01 |
37 | }; |
38 | Q_DECLARE_FLAGS(MatrixTransformFlags, MatrixTransformFlag) |
39 | Q_FLAG(MatrixTransformFlags) |
40 | |
41 | ~QSGAbstractRenderer() override; |
42 | |
43 | void setRootNode(QSGRootNode *node); |
44 | QSGRootNode *rootNode() const; |
45 | void setDeviceRect(const QRect &rect); |
46 | inline void setDeviceRect(const QSize &size) { setDeviceRect(QRect(QPoint(), size)); } |
47 | QRect deviceRect() const; |
48 | |
49 | void setViewportRect(const QRect &rect); |
50 | inline void setViewportRect(const QSize &size) { setViewportRect(QRect(QPoint(), size)); } |
51 | QRect viewportRect() const; |
52 | |
53 | void setProjectionMatrixToRect(const QRectF &rect); |
54 | void setProjectionMatrixToRect(const QRectF &rect, MatrixTransformFlags flags); |
55 | void setProjectionMatrixToRect(const QRectF &rect, MatrixTransformFlags flags, |
56 | bool nativeNDCFlipY); |
57 | void setProjectionMatrix(const QMatrix4x4 &matrix, int index = 0); |
58 | void setProjectionMatrixWithNativeNDC(const QMatrix4x4 &matrix, int index = 0); |
59 | QMatrix4x4 projectionMatrix(int index) const; |
60 | QMatrix4x4 projectionMatrixWithNativeNDC(int index) const; |
61 | int projectionMatrixCount() const; |
62 | int projectionMatrixWithNativeNDCCount() const; |
63 | |
64 | void setClearColor(const QColor &color); |
65 | QColor clearColor() const; |
66 | |
67 | virtual void renderScene() = 0; |
68 | |
69 | virtual void prepareSceneInline(); |
70 | virtual void renderSceneInline(); |
71 | |
72 | Q_SIGNALS: |
73 | void sceneGraphChanged(); |
74 | |
75 | protected: |
76 | explicit QSGAbstractRenderer(QObject *parent = nullptr); |
77 | virtual void nodeChanged(QSGNode *node, QSGNode::DirtyState state) = 0; |
78 | |
79 | private: |
80 | Q_DECLARE_PRIVATE(QSGAbstractRenderer) |
81 | friend class QSGRootNode; |
82 | }; |
83 | |
84 | QT_END_NAMESPACE |
85 | |
86 | #endif |
87 | |