qgsvirtualpointcloudentity_p.h

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/***************************************************************************
  qgsvirtualpointcloudentity_p.h
  --------------------------------------
  Date                 : April 2023
  Copyright            : (C) 2023 by Stefanos Natsis
  Email                : uclaros at gmail dot com
 ***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
 
#ifndef QGSVIRTUALPOINTCLOUDENTITY_P_H
#define QGSVIRTUALPOINTCLOUDENTITY_P_H
 
#define SIP_NO_FILE
 
//
//  W A R N I N G
//  -------------
//
// This file is not part of the QGIS API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
 
#include "qgs3dmapsceneentity.h"
#include "qgs3drendercontext.h"
#include "qgschunkedentity.h"
#include "qgscoordinatetransform.h"
#include "qgspointcloudlayerchunkloader_p.h"
 
class QgsAABB;
class QgsChunkBoundsEntity;
class QgsPointCloudLayer;
class QgsVirtualPointCloudProvider;
class QgsPointCloud3DSymbol;
class Qgs3DMapSettings;
 

class QgsVirtualPointCloudEntity : public Qgs3DMapSceneEntity
{
    Q_OBJECT
  public:
    QgsVirtualPointCloudEntity( Qgs3DMapSettings *map, QgsPointCloudLayer *layer, const QgsCoordinateTransform &coordinateTransform, QgsPointCloud3DSymbol *symbol, float maxScreenError, bool showBoundingBoxes, double zValueScale, double zValueOffset, int pointBudget );

    ~QgsVirtualPointCloudEntity() override;

    void handleSceneUpdate( const SceneContext &sceneContext ) override;
 
    QgsRange<float> getNearFarPlaneRange( const QMatrix4x4 &viewMatrix ) const override;
 
    int pendingJobsCount() const override;
 
    bool needsUpdate() const override;
 
  public slots:
    void createChunkedEntityForSubIndex( int i );

    void setRenderSubIndexAsBbox( int i, bool asBbox );
 
  signals:
    void subIndexNeedsLoading( int i );
 
  private:
    void updateBboxEntity();

    QList<QgsChunkedEntity *> chunkedEntities() const;

    QgsVirtualPointCloudProvider *provider() const;
 
    QgsPointCloudLayer *mLayer = nullptr;
    QMap<int, QgsChunkedEntity *> mChunkedEntitiesMap;
    QgsChunkBoundsEntity *mBboxesEntity = nullptr;
    QgsPointCloudLayerChunkedEntity *mOverviewEntity = nullptr;
    QList<QgsBox3D> mBboxes;
    QgsCoordinateTransform mCoordinateTransform;
    std::unique_ptr<QgsPointCloud3DSymbol> mSymbol;
    double mZValueScale = 1.0;
    double mZValueOffset = 0;
    int mPointBudget = 1000000;
    float mMaximumScreenSpaceError = -1.;
    bool mShowBoundingBoxes = false;
};

 
#endif // QGSVIRTUALPOINTCLOUDENTITY_P_H