1 | // Copyright (C) 2023 The Qt Company Ltd. |
---|---|
2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only |
3 | |
4 | // |
5 | // W A R N I N G |
6 | // ------------- |
7 | // |
8 | // This file is not part of the QtGraphs API. It exists purely as an |
9 | // implementation detail. This header file may change from version to |
10 | // version without notice, or even be removed. |
11 | // |
12 | // We mean it. |
13 | |
14 | #ifndef SCATTERINSTANCING_H |
15 | #define SCATTERINSTANCING_H |
16 | |
17 | #include <QtGraphs/qgraphsglobal.h> |
18 | #include <private/qquick3dinstancing_p.h> |
19 | |
20 | struct DataItemHolder |
21 | { |
22 | QVector3D position; |
23 | QQuaternion rotation; |
24 | QVector3D scale; |
25 | bool hide = false; |
26 | }; |
27 | |
28 | class Q_GRAPHS_EXPORT ScatterInstancing : public QQuick3DInstancing |
29 | { |
30 | Q_OBJECT |
31 | public: |
32 | ScatterInstancing(); |
33 | |
34 | const QList<DataItemHolder> &dataArray() const; |
35 | void setDataArray(const QList<DataItemHolder> &newDataArray); |
36 | void hideDataItem(qsizetype index); |
37 | void unhidePreviousDataItem(); |
38 | void resetVisibilty(); |
39 | |
40 | const QList<float> &customData() const; |
41 | void setCustomData(const QList<float> &newCustomData); |
42 | |
43 | void markDataDirty(); |
44 | bool rangeGradient() const; |
45 | void setRangeGradient(bool newRangeGradient); |
46 | |
47 | void setTransparency(bool transparency); |
48 | |
49 | bool isDirty() const { return m_dirty; } |
50 | |
51 | // QQuick3DInstancing interface |
52 | |
53 | protected: |
54 | QByteArray getInstanceBuffer(int *instanceCount) override; |
55 | |
56 | private: |
57 | QByteArray m_instanceData; |
58 | QList<DataItemHolder> m_dataArray; |
59 | QList<float> m_customData; |
60 | int m_instanceCount = 0; |
61 | bool m_dirty = true; |
62 | bool m_rangeGradient = false; |
63 | qsizetype m_previousHideIndex = -1; |
64 | }; |
65 | |
66 | #endif // SCATTERINSTANCING_H |
67 |