QGIS API Documentation 3.27.0-Master (0a97e3138f)
qgsdemterraintilegeometry_p.h
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1/***************************************************************************
2 qgsdemterraintilegeometry_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 QGSDEMTERRAINTILEGEOMETRY_P_H
17#define QGSDEMTERRAINTILEGEOMETRY_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#define SIP_NO_FILE
31
32#include <Qt3DExtras/qt3dextras_global.h>
33#include <Qt3DRender/qgeometry.h>
34#include <QSize>
35
36#include <QImage>
37
38namespace Qt3DRender
39{
40
41 class QAttribute;
42 class QBuffer;
43
44} // Qt3DRender
45
46namespace QgsRayCastingUtils
47{
48 class Ray3D;
49}
50
56class DemTerrainTileGeometry : public Qt3DRender::QGeometry
57{
58 Q_OBJECT
59
60 public:
61
66 explicit DemTerrainTileGeometry( int resolution, float side, float vertScale, float skirtHeight, const QByteArray &heightMap, QNode *parent = nullptr );
67
68 bool rayIntersection( const QgsRayCastingUtils::Ray3D &ray, const QMatrix4x4 &worldTransform, QVector3D &intersectionPoint );
69
70 Qt3DRender::QAttribute *positionAttribute() { return mPositionAttribute; }
71 Qt3DRender::QAttribute *normalAttribute() { return mNormalAttribute; }
72 Qt3DRender::QAttribute *texCoordsAttribute() { return mTexCoordAttribute; }
73 Qt3DRender::QAttribute *indexAttribute() { return mIndexAttribute; }
74
75 private:
76 void init();
77
78 int mResolution;
79 float mSide;
80 float mVertScale;
81 float mSkirtHeight;
82 QByteArray mHeightMap;
83 Qt3DRender::QAttribute *mPositionAttribute = nullptr;
84 Qt3DRender::QAttribute *mNormalAttribute = nullptr;
85 Qt3DRender::QAttribute *mTexCoordAttribute = nullptr;
86 Qt3DRender::QAttribute *mIndexAttribute = nullptr;
87 Qt3DRender::QBuffer *mVertexBuffer = nullptr;
88 Qt3DRender::QBuffer *mIndexBuffer = nullptr;
89};
90
92
93#endif // QGSDEMTERRAINTILEGEOMETRY_P_H