QGIS API Documentation 3.27.0-Master (f261cc1f8b)
qgsterrainentity_p.h
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1/***************************************************************************
2 qgsterrainentity_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 QGSTERRAINENTITY_P_H
17#define QGSTERRAINENTITY_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 "qgschunkedentity_p.h"
33#include "qgschunkqueuejob_p.h"
34
35#include <memory>
36
37namespace Qt3DRender
38{
39 class QObjectPicker;
40}
41
42namespace Qt3DCore
43{
44 class QTransform;
45}
46
47namespace QgsRayCastingUtils
48{
49 class Ray3D;
50}
51
53class QgsTerrainTextureGenerator;
55class QgsMapLayer;
57class TerrainMapUpdateJobFactory;
58
65class QgsTerrainEntity : public QgsChunkedEntity
66{
67 Q_OBJECT
68 public:
70 explicit QgsTerrainEntity( const Qgs3DMapSettings &map, Qt3DCore::QNode *parent = nullptr );
71
72 ~QgsTerrainEntity() override;
73
75 const Qgs3DMapSettings &map3D() const { return mMap; }
77 QgsTerrainTextureGenerator *textureGenerator() { return mTextureGenerator; }
79 const QgsCoordinateTransform &terrainToMapTransform() const { return *mTerrainToMapTransform; }
80
82 Qt3DRender::QObjectPicker *terrainPicker() const { return mTerrainPicker; }
84 Qt3DCore::QTransform *transform() const { return mTerrainTransform; }
86 float terrainElevationOffset() const;
87
89 bool rayIntersection( const QgsRayCastingUtils::Ray3D &ray, QVector3D &intersectionPoint );
90
91 private slots:
92 void onShowBoundingBoxesChanged();
93 void invalidateMapImages();
94 void onLayersChanged();
95 void onTerrainElevationOffsetChanged( float newOffset );
96
97 private:
98
99 void connectToLayersRepaintRequest();
100
101 const Qgs3DMapSettings &mMap;
103 Qt3DRender::QObjectPicker *mTerrainPicker = nullptr;
104 QgsTerrainTextureGenerator *mTextureGenerator = nullptr;
105 QgsCoordinateTransform *mTerrainToMapTransform = nullptr;
106 Qt3DCore::QTransform *mTerrainTransform = nullptr;
107
108 std::unique_ptr<TerrainMapUpdateJobFactory> mUpdateJobFactory;
109
111 QList<QgsMapLayer *> mLayers;
112};
113
114
115
117class TerrainMapUpdateJob : public QgsChunkQueueJob
118{
119 Q_OBJECT
120 public:
121 TerrainMapUpdateJob( QgsTerrainTextureGenerator *textureGenerator, QgsChunkNode *mNode );
122
123 void cancel() override;
124
125 private slots:
126 void onTileReady( int jobId, const QImage &image );
127
128 private:
129 QgsTerrainTextureGenerator *mTextureGenerator = nullptr;
130 int mJobId;
131};
132
134
135#endif // QGSTERRAINENTITY_P_H
Class for doing transforms between two map coordinate systems.
Base class for all map layer types.
Definition: qgsmaplayer.h:73