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root:troubleshooting

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root:troubleshooting [2009/06/24 11:54] decianmroot:troubleshooting [2010/11/06 15:08] decianm
Line 19: Line 19:
 outputFile->Write(); outputFile->Write();
 </code> </code>
 +
 +===== Change Marker Style =====
 +To change the marker style, you have to do:
 +<code C++>
 +TGraph* myGraph = TGraph();
 +...
 +myGraph->Draw();
 +myGraph->SetMarkerStyle(20);
 +</code>
 +but it will not work if the marker style is set before the graph is drawn.
 as your file will be empty. as your file will be empty.
root/troubleshooting.txt · Last modified: 2013/06/14 12:14 by nchiap