Examples with HansenZonalLinear org.orekit.propagation.semianalytical.dsst.utilities.hansen.HansenZonalLinear used on opensource projects

Example 1 with HansenZonalLinear

use of org.orekit.propagation.semianalytical.dsst.utilities.hansen.HansenZonalLinear in project Orekit by CS-SI.

the class DSSTZonal method initialize.

/**
 * {@inheritDoc}
 *  <p>
 *  Computes the highest power of the eccentricity to appear in the truncated
 *  analytical power series expansion.
 *  </p>
 *  <p>
 *  This method computes the upper value for the central body potential and
 *  determines the maximal power for the eccentricity producing potential
 *  terms bigger than a defined tolerance.
 *  </p>
 */
@Override
public List<ShortPeriodTerms> initialize(final AuxiliaryElements aux, final boolean meanOnly) throws OrekitException {
    computeMeanElementsTruncations(aux);
    final int maxEccPow;
    if (!meanOnly) {
        maxEccPow = FastMath.max(maxEccPowMeanElements, maxEccPowShortPeriodics);
    } else {
        maxEccPow = maxEccPowMeanElements;
    }
    // Initialize the HansenCoefficient generator
    this.hansenObjects = new HansenZonalLinear[maxEccPow + 1];
    for (int s = 0; s <= maxEccPow; s++) {
        this.hansenObjects[s] = new HansenZonalLinear(maxDegree, s);
    }
    final List<ShortPeriodTerms> list = new ArrayList<ShortPeriodTerms>();
    zonalSPCoefs = new ZonalShortPeriodicCoefficients(maxFrequencyShortPeriodics, INTERPOLATION_POINTS, new TimeSpanMap<Slot>(new Slot(maxFrequencyShortPeriodics, INTERPOLATION_POINTS)));
    list.add(zonalSPCoefs);
    return list;
}