QGIS API Documentation  3.10.0-A Coruña (6c816b4204)
qgschunkboundsentity_p.h
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1 /***************************************************************************
2  qgschunkboundsentity_p.h
3  --------------------------------------
4  Date : July 2017
5  Copyright : (C) 2017 by Martin Dobias
6  Email : wonder dot sk at gmail dot com
7  ***************************************************************************
8  * *
9  * This program is free software; you can redistribute it and/or modify *
10  * it under the terms of the GNU General Public License as published by *
11  * the Free Software Foundation; either version 2 of the License, or *
12  * (at your option) any later version. *
13  * *
14  ***************************************************************************/
15 
16 #ifndef QGSCHUNKBOUNDSENTITY_P_H
17 #define QGSCHUNKBOUNDSENTITY_P_H
18 
20 
21 //
22 // W A R N I N G
23 // -------------
24 //
25 // This file is not part of the QGIS API. It exists purely as an
26 // implementation detail. This header file may change from version to
27 // version without notice, or even be removed.
28 //
29 
30 #include <Qt3DCore/QEntity>
31 #include <Qt3DRender/QAttribute>
32 #include <Qt3DRender/QGeometry>
33 #include <QVector3D>
34 #include <Qt3DRender/QGeometryRenderer>
35 
36 class QgsAABB;
37 class AABBMesh;
38 
39 
45 class QgsChunkBoundsEntity : public Qt3DCore::QEntity
46 {
47  Q_OBJECT
48 
49  public:
51  QgsChunkBoundsEntity( Qt3DCore::QNode *parent = nullptr );
52 
54  void setBoxes( const QList<QgsAABB> &bboxes );
55 
56  private:
57  AABBMesh *mAabbMesh = nullptr;
58 };
59 
60 
61 class LineMeshGeometry : public Qt3DRender::QGeometry
62 {
63  Q_OBJECT
64 
65  public:
66  LineMeshGeometry( Qt3DCore::QNode *parent = nullptr );
67 
68  int vertexCount()
69  {
70  return mVertexCount;
71  }
72 
73  void setVertices( const QList<QVector3D> &vertices );
74 
75  private:
76  Qt3DRender::QAttribute *mPositionAttribute = nullptr;
77  Qt3DRender::QBuffer *mVertexBuffer = nullptr;
78  int mVertexCount = 0;
79 
80 };
81 
82 
84 class AABBMesh : public Qt3DRender::QGeometryRenderer
85 {
86  Q_OBJECT
87 
88  public:
89  AABBMesh( Qt3DCore::QNode *parent = nullptr );
90 
91  void setBoxes( const QList<QgsAABB> &bboxes );
92 
93  private:
94  LineMeshGeometry *mLineMeshGeo = nullptr;
95 };
96 
98 
99 #endif // QGSCHUNKBOUNDSENTITY_P_H
3 Axis-aligned bounding box - in world coords.
Definition: qgsaabb.h:30