Landmarks.h

#pragma once

#include <fsdk/Def.h>

#include <fsdk/Types/Vector2.h>

#include <iterator>
#include <cstdint>
#include <algorithm>

namespace fsdk {
    typedef Vector2<float> Landmark;

    template<size_t numOfLandmarks>
    struct Landmarks {
        static constexpr uint64_t landmarkCount = numOfLandmarks;

        Landmark landmarks[landmarkCount];
        
        Landmarks() = default;
        ~Landmarks() = default;
        
        Landmarks(const Landmarks& cp) {
            *this = cp;
        }
        
        Landmarks(Landmarks&& mv) {
            *this = std::move(mv);
        }
        
        Landmarks& operator=(const Landmarks& cp) {
            std::copy(
                std::begin(cp.landmarks),
                std::end(cp.landmarks),
                std::begin(landmarks));
            
            return *this;
        }
        
        Landmarks& operator=(Landmarks&& mv) {
            std::move(
                std::begin(mv.landmarks),
                std::end(mv.landmarks),
                std::begin(landmarks));
            
            return *this;
        }
    };

    using Landmarks5 = Landmarks<5>;
    using Landmarks68 = Landmarks<68>;

    struct Landmarks5Indexes {
        enum {
            LandmarkLeftEye = 0,        
            LandmarkRightEye,           
            LandmarkNose,               
            LandmarkMouthLeftCorner,    
            LandmarkMouthRightCorner,   
            LandmarkCount               
        };
    };
    
    Landmarks5 FSDK_API convert(const Landmarks68& landmarks);
}