LCOV - code coverage report
Current view: top level - imageanalysis/Annotations - AnnPolyline.cc (source / functions) Hit Total Coverage
Test: ctest_coverage.info Lines: 0 89 0.0 %
Date: 2023-11-02 14:27:30 Functions: 0 8 0.0 %

          Line data    Source code
       1             : //# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
       2             : //# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
       3             : //# License for more details.
       4             : //#
       5             : //# You should have received a copy of the GNU Library General Public License
       6             : //# along with this library; if not, write to the Free Software Foundation,
       7             : //# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
       8             : //#
       9             : //# Correspondence concerning AIPS++ should be addressed as follows:
      10             : //#        Internet email: aips2-request@nrao.edu.
      11             : //#        Postal address: AIPS++ Project Office
      12             : //#                        National Radio Astronomy Observatory
      13             : //#                        520 Edgemont Road
      14             : //#                        Charlottesville, VA 22903-2475 USA
      15             : //#
      16             : 
      17             : 
      18             : #include <imageanalysis/Annotations/AnnPolyline.h>
      19             : 
      20             : #include <casacore/images/Regions/WCPolygon.h>
      21             : 
      22             : using namespace casacore;
      23             : namespace casa {
      24             : 
      25           0 : AnnPolyline::AnnPolyline(
      26             :         const Vector<Quantity>& xPositions,
      27             :         const Vector<Quantity>& yPositions,
      28             :         const String& dirRefFrameString,
      29             :         const CoordinateSystem& csys,
      30             :         const IPosition& imShape,
      31             :         const Quantity& beginFreq,
      32             :         const Quantity& endFreq,
      33             :         const String& freqRefFrameString,
      34             :         const String& dopplerString,
      35             :         const Quantity& restfreq,
      36             :         const Vector<Stokes::StokesTypes> stokes,
      37             :         const Bool annotationOnly,
      38             :         const Bool requireImageRegion
      39           0 : ) : AnnRegion(
      40             :                 POLYLINE, dirRefFrameString, csys, imShape, beginFreq,
      41             :                 endFreq, freqRefFrameString, dopplerString,
      42             :                 restfreq, stokes, annotationOnly, requireImageRegion
      43           0 : ), _origXPos(xPositions), _origYPos(yPositions) {
      44           0 :         _init();
      45           0 : }
      46             : 
      47           0 : AnnPolyline::AnnPolyline(
      48             :         const Vector<Quantity>& xPositions,
      49             :         const Vector<Quantity>& yPositions,
      50             :         const CoordinateSystem& csys,
      51             :         const IPosition& imShape,
      52             :         const Vector<Stokes::StokesTypes>& stokes,
      53             :         const Bool requireImageRegion
      54           0 : ) : AnnRegion(POLYGON, csys, imShape, stokes, requireImageRegion),
      55           0 :         _origXPos(xPositions), _origYPos(yPositions) {
      56           0 :         _init();
      57           0 : }
      58             : 
      59           0 : AnnPolyline& AnnPolyline::operator= (
      60             :         const AnnPolyline& other
      61             : ) {
      62           0 :         if (this == &other) {
      63           0 :                 return *this;
      64             :         }
      65           0 :         AnnRegion::operator=(other);
      66           0 :         _origXPos.resize(other._origXPos.nelements());
      67           0 :         _origXPos = other._origXPos;
      68           0 :         _origYPos.resize(other._origYPos.nelements());
      69           0 :         _origYPos = other._origYPos;
      70           0 :         return *this;
      71             : }
      72             : 
      73           0 : Vector<MDirection> AnnPolyline::getCorners() const {
      74           0 :         return getConvertedDirections();
      75             : }
      76             : 
      77           0 : ostream& AnnPolyline::print(ostream &os) const {
      78           0 :         _printPrefix(os);
      79           0 :         os << "poly [";
      80           0 :         for (uInt i=0; i<_origXPos.size(); i++) {
      81           0 :                 os << "[" << _printDirection(_origXPos[i], _origYPos[i]) << "]";
      82           0 :                 if (i < _origXPos.size()-1) {
      83           0 :                         os << ", ";
      84             :                 }
      85             :         }
      86           0 :         os << "]";
      87           0 :         _printPairs(os);
      88           0 :         return os;
      89             : }
      90             : 
      91           0 : void AnnPolyline::worldVertices(vector<Quantity>& x, vector<Quantity>& y) const {
      92           0 :         const CoordinateSystem csys = getCsys();
      93           0 :         const IPosition dirAxes = _getDirectionAxes();
      94           0 :         String xUnit = csys.worldAxisUnits()[dirAxes[0]];
      95           0 :         String yUnit = csys.worldAxisUnits()[dirAxes[1]];
      96           0 :         Vector<MDirection> corners = getConvertedDirections();
      97           0 :         x.resize(corners.size());
      98           0 :         y.resize(corners.size());
      99           0 :         for (uInt i=0; i<corners.size(); i++) {
     100           0 :                 x[i] = Quantity(corners[i].getAngle(xUnit).getValue(xUnit)[0], xUnit);
     101           0 :                 y[i] = Quantity(corners[i].getAngle(yUnit).getValue(yUnit)[1], yUnit);
     102             :         }
     103           0 : }
     104             : 
     105           0 : void AnnPolyline::pixelVertices(vector<Double>& x, vector<Double>& y) const {
     106           0 :         vector<Quantity> xx, xy;
     107           0 :         worldVertices(xx, xy);
     108             : 
     109           0 :         const CoordinateSystem csys = getCsys();
     110           0 :         Vector<Double> world = csys.referenceValue();
     111           0 :         const IPosition dirAxes = _getDirectionAxes();
     112           0 :         String xUnit = csys.worldAxisUnits()[dirAxes[0]];
     113           0 :         String yUnit = csys.worldAxisUnits()[dirAxes[1]];
     114             : 
     115           0 :         x.resize(xx.size());
     116           0 :         y.resize(xx.size());
     117             : 
     118           0 :         for (uInt i=0; i<xx.size(); i++) {
     119           0 :                 world[dirAxes[0]] = xx[i].getValue(xUnit);
     120           0 :                 world[dirAxes[1]] = xy[i].getValue(yUnit);
     121           0 :                 Vector<Double> pixel;
     122           0 :                 csys.toPixel(pixel, world);
     123           0 :                 x[i] = pixel[dirAxes[0]];
     124           0 :                 y[i] = pixel[dirAxes[1]];
     125             :         }
     126           0 : }
     127             : 
     128           0 : void AnnPolyline::_init() {
     129           0 :         String preamble(String(__FUNCTION__) + ": ");
     130           0 :         if (_origXPos.size() != _origYPos.size()) {
     131             :                 throw AipsError(
     132           0 :                         preamble + "x and y vectors are not the same length but must be."
     133           0 :                 );
     134             :         }
     135           0 :         AnnotationBase::Direction corners(_origXPos.size());
     136           0 :         for (uInt i=0; i<_origXPos.size(); i++) {
     137           0 :                 corners[i].first = _origXPos[i];
     138           0 :                 corners[i].second = _origYPos[i];
     139             :         }
     140           0 :         _checkAndConvertDirections(String(__FUNCTION__), corners);
     141           0 :         Vector<Double> xv(_origXPos.size()), yv(_origYPos.size());
     142           0 :         for (uInt i=0; i<xv.size(); i++) {
     143           0 :                 Vector<Double> coords = getConvertedDirections()[i].getAngle("rad").getValue();
     144           0 :                 xv[i] = coords[0];
     145           0 :                 yv[i] = coords[1];
     146             :         }
     147           0 :         Quantum<Vector<Double> > x(xv, "rad");
     148           0 :         Quantum<Vector<Double> > y(yv, "rad");
     149             :         try {
     150             :                 WCPolygon wpoly(
     151           0 :                         x, y, IPosition(_getDirectionAxes()),
     152             :                         getCsys(), RegionType::Abs
     153           0 :                 );
     154           0 :                 _setDirectionRegion(wpoly);
     155           0 :                 _extend();
     156           0 :         } catch (const ToLCRegionConversionError& err) {
     157           0 :                 if (_requireImageRegion) {
     158           0 :                         throw(err);
     159             :                 } else {
     160           0 :                         ImageRegion defaultRegion;
     161           0 :                         _setDirectionRegion(defaultRegion);
     162           0 :                         _imageRegion = _directionRegion;
     163             :                 }
     164             :         }
     165           0 : }
     166             : 
     167             : 
     168             : }

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