Commit 1121ca40 authored by Stuart Sides's avatar Stuart Sides Committed by Kelvin Rodriguez
Browse files

Avoid edge cases where the histogram only has one bin (#3616)

parent a630a813

isis/src/qisis/objs/StretchTool/LinearStretchType.cpp

+6 −0
Original line number Diff line number Diff line
@@ -120,6 +120,12 @@ namespace Isis { 
        inMax += p_cubeHist->BinSize();

      }



      // Handles case where the histogram bin size=0

      if (inMin == inMax) {

        inMin -= 1.0;

        inMax += 1.0;

      }



      interpretted.AddPair(inMin, 0);

      interpretted.AddPair(inMax, 255);

    }

isis/src/qisis/objs/StretchTool/SawtoothStretchType.cpp

+2 −5
Original line number Diff line number Diff line
@@ -106,12 +106,9 @@ namespace Isis { 
    double width = 0.0;

    bool changed = false;



    // Too few pairs to do a saw tooth with

    if(newStretch.Pairs() < 3) {

      // Disable all interpretation of linear stretches

      interpretted.CopyPairs(calculateNewStretch());

      offset = p_offsetEdit->text().toDouble();

      width = p_widthEdit->text().toDouble();

      changed = true;

      return;

    }

    else {

      // find an offset... should be the second or third point