abs与wcs之间转换点坐标

static void MapPoint(const bool wcsToAbs, double wcsP[3], double absP[3])
{
int from = wcsToAbs ? UF_CSYS_ROOT_WCS_COORDS : UF_CSYS_ROOT_COORDS;
int to = wcsToAbs ? UF_CSYS_ROOT_COORDS : UF_CSYS_ROOT_WCS_COORDS;
UF_CSYS_map_point(from, wcsP, to, absP);
}