Commit 0694c7d1 authored by acpaquette's avatar acpaquette Committed by Jesse Mapel
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Update to Stats Best[Max|Min]imum functions (#4433) 

* Forced stats bestmin and bestmax to return the min and max if they are equal

* Added change log entry
parent 86d484e5

isis/src/base/objs/Statistics/Statistics.cpp

+8 −0
Original line number Diff line number Diff line
@@ -597,6 +597,10 @@ namespace Isis { 
   */

  double Statistics::BestMinimum(const double percent) const {

    if (m_validPixels < 1) return Isis::NULL8;

    // ChebyshevMinimum can return erroneous values when the data is all a

    // single value

    // In this case, we just want to return the minimum

    if (Minimum() == Maximum()) return Minimum();

    double min = ChebyshevMinimum(percent);

    if (Minimum() > min) min = Minimum();

    return min;
@@ -620,6 +624,10 @@ namespace Isis { 
   */

  double Statistics::BestMaximum(const double percent) const {

    if (m_validPixels < 1) return Isis::NULL8;

    // ChebyshevMaximum can return erroneous values when the data is all a

    // single value

    // In this case, we just want to return the maximum

    if (Minimum() == Maximum()) return Maximum();

    double max = ChebyshevMaximum(percent);

    if (Maximum() < max) max = Maximum();

    return max;