star-id-private.hpp

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// Stuff that tests need to access, but not part of the public interface
 
#ifndef STAR_ID_PRIVATE_H
#define STAR_ID_PRIVATE_H
 
#include <limits>
#include <utility>
#include <vector>
 
#include "star-id.hpp"
#include "databases.hpp"
 
namespace lost {
 
class IRUnidentifiedCentroid {
public:
    IRUnidentifiedCentroid(const Star &star, int16_t index)
        : bestAngleFrom90(std::numeric_limits<decimal>::max()), // should be infinity
          bestStar1(0,0), bestStar2(0,0),
          index(index),
          star(&star) {
        identifiedStarsInRange.reserve(10); // this does quite measurably improve performance, at least on desktop
    }
 
    // "null" has index=-1
    IRUnidentifiedCentroid()
        : bestStar1(0,0), bestStar2(0,0),
          index(-1) { }
 
    decimal bestAngleFrom90; 
    StarIdentifier bestStar1; 
    StarIdentifier bestStar2; 
    int16_t index; 
    const Star *star;
 
private:
    // possible improvement: Use a tree map here to allow binary search
    std::vector<std::pair<decimal, StarIdentifier>> identifiedStarsInRange;
 
private:
    decimal VerticalAnglesToAngleFrom90(decimal v1, decimal v2);
 
public:
    void AddIdentifiedStar(const StarIdentifier &starId, const Stars &stars);
};
 
std::vector<int16_t> IdentifyThirdStar(const PairDistanceKVectorDatabase &db,
                                       const Catalog &catalog,
                                       int16_t catalogIndex1, int16_t catalogIndex2,
                                       decimal distance1, decimal distance2,
                                       decimal tolerance);
 
int IdentifyRemainingStarsPairDistance(StarIdentifiers *,
                                       const Stars &,
                                       const PairDistanceKVectorDatabase &,
                                       const Catalog &,
                                       const Camera &,
                                       decimal tolerance);
 
}
 
#endif