MocWideAngleDetectorMap.cpp

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#include "MocWideAngleDetectorMap.h"

using namespace std;
namespace Isis {
  bool MocWideAngleDetectorMap::SetDetector(const double sample,
      const double line) {
    if(!LineScanCameraDetectorMap::SetDetector(sample, line)) return false;

    if((p_moclab->CrosstrackSumming() == 13) ||
        (p_moclab->CrosstrackSumming() == 27)) {
      int detector = (int) sample;
      if(detector < 1) detector = 1;
      if(detector >= p_moclab->Detectors()) detector = p_moclab->Detectors() - 1;
      double samp1 = p_moclab->Sample(detector - 1);
      double samp2 = p_moclab->Sample(detector);
      if(samp1 < 0.0) return false;
      if(samp2 < 0.0) return false;

      double m = (samp2 - samp1);
      p_parentSample = m * (sample - detector) + samp2;
    }

    return true;
  }


  bool MocWideAngleDetectorMap::SetParent(const double sample,
                                          const double line) {
    if(!LineScanCameraDetectorMap::SetParent(sample, line)) return false;

    // Handle variable summing if necessary
    if((p_moclab->CrosstrackSumming() == 13) ||
        (p_moclab->CrosstrackSumming() == 27)) {
      int isamp = (int) sample;
      if(isamp < 2) {
        p_detectorSample = p_moclab->StartDetector(1);
        p_detectorSample += sample - 1.0;
      }
      else if(isamp > p_camera->Samples()) {
        p_detectorSample = p_moclab->StartDetector(p_camera->Samples());
        p_detectorSample += sample - p_camera->Samples();
      }
      else {
        int ss = p_moclab->StartDetector(isamp - 1);
        int es = p_moclab->EndDetector(isamp - 1);
        double samp1 = (ss + es) / 2.0;

        ss = p_moclab->StartDetector(isamp);
        es = p_moclab->EndDetector(isamp);
        double samp2 = (ss + es) / 2.0;

        double m = (samp2 - samp1);
        p_detectorSample = m * (sample - isamp) + samp1;
      }
    }
    return true;
  }
}