QGIS API Documentation  3.23.0-Master (22c16f2067)
qgsflatterraingenerator.h
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1 /***************************************************************************
2  qgsflatterraingenerator.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 QGSFLATTERRAINGENERATOR_H
17 #define QGSFLATTERRAINGENERATOR_H
18 
19 #include "qgis_3d.h"
20 
21 #include "qgsterraingenerator.h"
22 #include "qgsterraintileloader_p.h"
23 #include "qgsrectangle.h"
24 #include <Qt3DExtras/QPlaneGeometry>
25 
26 #define SIP_NO_FILE
27 
29 
31 class FlatTerrainChunkLoader : public QgsTerrainTileLoader
32 {
33  Q_OBJECT
34 
35  public:
37  FlatTerrainChunkLoader( QgsTerrainEntity *terrain, QgsChunkNode *mNode );
38 
39  Qt3DCore::QEntity *createEntity( Qt3DCore::QEntity *parent ) override;
40 
41  private:
42  Qt3DExtras::QPlaneGeometry *mTileGeometry = nullptr;
43 };
44 
46 
54 {
55  Q_OBJECT
56  public:
59 
60  QgsChunkLoader *createChunkLoader( QgsChunkNode *node ) const override SIP_FACTORY;
61 
62  QgsTerrainGenerator *clone() const override SIP_FACTORY;
63  Type type() const override;
64  QgsRectangle extent() const override;
65  void setExtent( const QgsRectangle &extent ) override;
66  void rootChunkHeightRange( float &hMin, float &hMax ) const override;
67  void writeXml( QDomElement &elem ) const override;
68  void readXml( const QDomElement &elem ) override;
69 
71  void setCrs( const QgsCoordinateReferenceSystem &crs );
73  QgsCoordinateReferenceSystem crs() const { return mCrs; }
74 
75  private:
76 
77  void updateTilingScheme();
78 
79  QgsRectangle mExtent;
81 };
82 
83 
84 
85 
86 #endif // QGSFLATTERRAINGENERATOR_H
This class represents a coordinate reference system (CRS).
QgsFlatTerrainGenerator()=default
Creates flat terrain generator object.
A rectangle specified with double values.
Definition: qgsrectangle.h:42
virtual QgsTerrainGenerator * clone() const =0SIP_FACTORY
Makes a copy of the current instance.
Type
Enumeration of the available terrain generators.
#define SIP_FACTORY
Definition: qgis_sip.h:76
const QgsCoordinateReferenceSystem & crs