feature_point.cc

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#include "feature_point.h"

namespace tlz {

feature_point decode_feature_point(const json& j_pt) {
    feature_point pt;
    pt.position[0] = j_pt["x"];
    pt.position[1] = j_pt["y"];
    pt.depth = get_or(j_pt, "depth", 0.0);
    pt.weight = get_or(j_pt, "weight", 1.0);
    return pt;
}


json encode_feature_point(const feature_point& pt) {
    json j_pt = json::object();
    j_pt["x"] = pt.position[0];
    j_pt["y"] = pt.position[1];
    if(pt.depth != 0.0) j_pt["depth"] = pt.depth;
    if(pt.weight != 1.0) j_pt["weight"] = pt.weight;
    return j_pt;
}

}