IMPLEMENT_STANDARD_RTTIEXT(HYDROData_Bathymetry, HYDROData_IAltitudeObject)
//HYDROData_QuadtreeNode* HYDROData_Bathymetry::myQuadtree = 0;
IMPLEMENT_STANDARD_RTTIEXT(HYDROData_Bathymetry, HYDROData_IAltitudeObject)
//HYDROData_QuadtreeNode* HYDROData_Bathymetry::myQuadtree = 0;