SurfaceAnalysis.h

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#pragma once
 
#include <QtCore/QList>
#include <QtCore/QPointF>
#include <QtCore/QString>
#include <QtPositioning/QGeoCoordinate>
 
#include "SurfaceModel.h"
#include "TileMath.h"
 
namespace SurfaceAnalysis {
 
enum class SeamCause
{
    PendingFlat,       
    DegradedFlat,      
    LodTJunction,      
    SameZoomMismatch,  
};
 
enum class HoleCause
{
    NoPatch,                
    SuppressedCovered,      
    ElevatedTerrainCulled,  
};
 
QString seamCauseDescription(SeamCause cause);
QString holeCauseDescription(HoleCause cause);
 
struct Seam
{
    TileMath::TileKey patch;
    TileMath::TileKey neighbor;
    QChar edge;              
    double maxStep = 0.0;    
    QGeoCoordinate worstAt;  
    SeamCause cause = SeamCause::SameZoomMismatch;
};
 
struct Hole
{
    QGeoCoordinate at;        
    HoleCause cause = HoleCause::NoPatch;
    TileMath::TileKey patch;  
};
 
struct BadHeights
{
    TileMath::TileKey key;
    int count = 0;  
};
 
struct InPatchStep
{
    TileMath::TileKey patch;
    double step = 0.0;  
    QGeoCoordinate at;
};
 
struct ViewState
{
    QList<QPointF> groundSamples;  
    QPointF cameraGround;          
    double cameraHeight = 0.0;     
    double heightScale = 0.0;      
};
 
struct Report
{
    QList<Seam> seams;                
    QList<Hole> holes;                
    QList<BadHeights> badHeights;
    QList<InPatchStep> inPatchSteps;  
    int totalSamples = 0;             
    int rendered = 0;                 
    int pending = 0;                  
    int degraded = 0;                 
    bool cameraChecked = false;
    bool surfaceUnderCamera = false;  
    bool cameraBelowSurface = false;  
    double cameraHeight = 0.0;        
    double surfaceAtCamera = 0.0;     
    double maxSurfaceNearCamera =
        0.0;                          
    double minStep = 0.0;
 
    QString text() const;  
};
 
Report analyze(const QList<SurfaceModel::Patch>& patches, int gridSize, const ViewState& view, double minStep = 1.0);
 
}  // namespace SurfaceAnalysis