void AddLandmark(float x,float y,float z,float t,double value);
void RemoveLastLandmark();
void AddLandmark(float x,float y,float z,float t,double value);
void RemoveLastLandmark();
void ChangeComments(int index, std::string comments);
float* GetCoordinates(int index);
double GetPixelValue(int index);
void ChangeComments(int index, std::string comments);
float* GetCoordinates(int index);
double GetPixelValue(int index);