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root:showcuts [2010/01/12 11:23]
abuechle created
root:showcuts [2010/01/12 11:26] (current)
abuechle
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 ====== Show cut value as a line in a histogram ====== ====== Show cut value as a line in a histogram ======
-{{rootCutLine.png?​100}} To create a line in a histogram for example to indicate a cut do the following in your python root macro and in the canvas where you have the histogram:+{{rootCutLine.png?​200}} To create a line in a histogram for example to indicate a cut do the following in your python root macro and in the canvas where you have the histogram:
 <​code>​ <​code>​
 cutObj = TLine(XcutValue,​ hist.GetMinimum(),​ XcutValue, hist.GetMaximum()) cutObj = TLine(XcutValue,​ hist.GetMinimum(),​ XcutValue, hist.GetMaximum())
Line 10: Line 10:
  
 ====== Highlight an area in a histogram ====== ====== Highlight an area in a histogram ======
-{{rootCutArea.png?​100}}+{{rootCutArea.png?​200}}
 <​code>​ <​code>​
 cutObj2 = TBox(X1Value,​ hist.GetMinimum(),​ X2Value, hist.GetMaximum()) cutObj2 = TBox(X1Value,​ hist.GetMinimum(),​ X2Value, hist.GetMaximum())
root/showcuts.txt ยท Last modified: 2010/01/12 11:26 by abuechle