C++ Projection::MinimumLatitude方法代码示例

  /**
   * Set the output cube to specified file name and specified input images
   * and output attributes
   */
  Isis::Cube *ProcessMapMosaic::SetOutputCube(FileList &propagationCubes, CubeAttributeOutput &oAtt,
      const QString &mosaicFile) {
    int bands = 0;
    double xmin = DBL_MAX;
    double xmax = -DBL_MAX;
    double ymin = DBL_MAX;
    double ymax = -DBL_MAX;
    double slat = DBL_MAX;
    double elat = -DBL_MAX;
    double slon = DBL_MAX;
    double elon = -DBL_MAX;

    Projection *proj = NULL;

    if (propagationCubes.size() < 1) {
      QString msg = "The list does not contain any data";
      throw IException(IException::Programmer, msg, _FILEINFO_);
    }

    for (int i = 0; i < propagationCubes.size(); i++) {
      // Open the cube and get the maximum number of band in all cubes
      Cube cube;
      cube.open(propagationCubes[i].toString());
      bands = max(bands, cube.bandCount());

      // See if the cube has a projection and make sure it matches
      // previous input cubes
      Projection *projNew =
          Isis::ProjectionFactory::CreateFromCube(*(cube.label()));
      if ((proj != NULL) && (*proj != *projNew)) {
        QString msg = "Mapping groups do not match between cubes [" +
                     propagationCubes[0].toString() + "] and [" + propagationCubes[i].toString() + "]";
        throw IException(IException::User, msg, _FILEINFO_);
      }

      // Figure out the x/y range as it may be needed later
      double x = projNew->ToProjectionX(0.5);
      double y = projNew->ToProjectionY(0.5);
      if (x < xmin) xmin = x;
      if (y < ymin) ymin = y;
      if (x > xmax) xmax = x;
      if (y > ymax) ymax = y;

      x = projNew->ToProjectionX(cube.sampleCount() + 0.5);
      y = projNew->ToProjectionY(cube.lineCount() + 0.5);
      if (x < xmin) xmin = x;
      if (y < ymin) ymin = y;
      if (x > xmax) xmax = x;
      if (y > ymax) ymax = y;

      slat = min(slat, projNew->MinimumLatitude());
      elat = max(elat, projNew->MaximumLatitude());
      slon = min(slon, projNew->MinimumLongitude());
      elon = max(elon, projNew->MaximumLongitude());

      // Cleanup
      cube.close();
      if (proj) delete proj;
      proj = projNew;
    }

    if (proj) delete proj;

    return SetOutputCube(propagationCubes[0].toString(), xmin, xmax, ymin, ymax,
                         slat, elat, slon, elon, bands, oAtt, mosaicFile);
  }

void IsisMain() {

  // Get the list of cubes to mosaic

  UserInterface &ui = Application::GetUserInterface();
  FileList flist(ui.GetFilename("FROMLIST"));


  vector<Cube *> clist;
  try {
    if (flist.size() < 1) {
      string msg = "the list file [" +ui.GetFilename("FROMLIST") +
                   "does not contain any data";
      throw iException::Message(iException::User,msg,_FILEINFO_);
    }

    // open all the cube and place in vector clist  

    for (int i=0; i<(int)flist.size(); i++) {
      Cube *c = new Cube();
      clist.push_back(c);
      c->Open(flist[i]);
    }



    // run the compair function here.  This will conpair the 
    // labels of the first cube to the labels of each following cube. 
    PvlKeyword sourceProductId("SourceProductId");
    string ProdId;
    for (int i=0; i<(int)clist.size(); i++) {
      Pvl *pmatch = clist[0]->Label();
      Pvl *pcomp = clist[i]->Label();
      CompareLabels(*pmatch, *pcomp);
      PvlGroup g = pcomp->FindGroup("Instrument",Pvl::Traverse);
      if (g.HasKeyword("StitchedProductIds")) {
        PvlKeyword k = g["StitchedProductIds"];
        for (int j=0; j<(int)k.Size(); j++) {
          sourceProductId += g["stitchedProductIds"][j];
        }     
      }
      ProdId = (string)pmatch->FindGroup("Archive",Pvl::Traverse)["ObservationId"];
      iString bandname = (string)pmatch->FindGroup("BandBin",Pvl::Traverse)["Name"];
      bandname = bandname.UpCase();
      ProdId = ProdId + "_" + bandname;
    }
    bool runXY=true;

    //calculate the min and max lon
    double minLat = DBL_MAX;
    double maxLat = -DBL_MAX;
    double minLon = DBL_MAX;
    double maxLon = -DBL_MAX;
    double avgLat;
    double avgLon;
    for (int i=0; i<(int)clist.size(); i++) {
      Projection *proj = clist[i]->Projection();
      if (proj->MinimumLatitude() < minLat) minLat = proj->MinimumLatitude();
      if (proj->MaximumLatitude() > maxLat) maxLat = proj->MaximumLatitude();
      if (proj->MinimumLongitude() < minLon) minLon = proj->MinimumLongitude();
      if (proj->MaximumLongitude() > maxLon) maxLon = proj->MaximumLongitude();
    }
    avgLat = (minLat + maxLat) / 2;
    avgLon = (minLon + maxLon) / 2;
    Projection *proj = clist[0]->Projection();
    proj->SetGround(avgLat,avgLon);
    avgLat = proj->UniversalLatitude();
    avgLon = proj->UniversalLongitude();

    // Use camera class to get Inc., emi., phase, and other values
    double Cemiss;
    double Cphase;
    double Cincid;
    double ClocalSolTime;
    double CsolarLong;
    double CsunAzimuth;
    double CnorthAzimuth;
    for (int i=0; i<(int)clist.size(); i++) {
      Camera *cam = clist[i]->Camera();
      if (cam->SetUniversalGround(avgLat,avgLon)) {
        Cemiss = cam->EmissionAngle();
        Cphase = cam->PhaseAngle();
        Cincid = cam->IncidenceAngle();
        ClocalSolTime = cam->LocalSolarTime();
        CsolarLong = cam->SolarLongitude();
        CsunAzimuth = cam->SunAzimuth();
        CnorthAzimuth = cam->NorthAzimuth();
        runXY = false;
        break;
      }
    }

    //The code within the if runXY was added in 10/07 to find an intersect with
    //pole images that would fail when using projection set universal ground.  
    // This is run if no intersect is found when using lat and lon in 
    // projection space.
    if (runXY) {
      double startX = DBL_MAX;
      double endX = DBL_MIN;
      double startY = DBL_MAX;
//.........这里部分代码省略.........