71 lines
2.7 KiB
C
71 lines
2.7 KiB
C
void treeviewer() {
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//=========Macro generated by ROOT version5.32/00
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//=========for tree "t1" (Sat May 5 17:31:13 2012)
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//===This macro can be opened from a TreeViewer session after loading
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//===the corresponding tree, or by running root with the macro name argument
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open_session();
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}
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open_session(void *p = 0) {
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gSystem->Load("libTreeViewer");
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TTreeViewer *treeview = (TTreeViewer *) p;
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if (!treeview) treeview = new TTreeViewer();
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TTree *tv_tree = (TTree*)gROOT->FindObject("t1");
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TFile *tv_file = (TFile*)gROOT->GetListOfFiles()->FindObject("data/musr_50703.root");
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if (!tv_tree) {
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if (!tv_file) tv_file = new TFile("data/musr_50703.root");
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if (tv_file) tv_tree = (TTree*)tv_file->Get("t1");
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if(!tv_tree) {
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printf("Tree %s not found", fTree->GetName());
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return;
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}
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}
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treeview->SetTreeName("t1");
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treeview->SetNexpressions(10);
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// Set expressions on axis and cut
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TTVLVEntry *item;
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// X expression
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item = treeview->ExpressionItem(0);
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item->SetExpression("save_z", "~save_z");
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// Y expression
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item = treeview->ExpressionItem(1);
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item->SetExpression("save_ke", "~save_ke");
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// Z expression
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item = treeview->ExpressionItem(2);
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item->SetExpression("", "-empty-");
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// Cut expression
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item = treeview->ExpressionItem(3);
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item->SetExpression("save_detID>870&&save_particleID==-13", "~ScanAlongZ");
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// Scan list
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item = treeview->ExpressionItem(4);
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item->SetExpression("", "Scan box");
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// User defined expressions
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item = treeview->ExpressionItem(5);
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item->SetExpression("save_detID==902&&save_particleID==-13", "~SamplePosition", kTRUE);
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item = treeview->ExpressionItem(6);
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item->SetExpression("save_detID>870&&save_particleID==-13", "~ScanAlongZ", kTRUE);
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item = treeview->ExpressionItem(7);
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item->SetExpression("save_detID==890&&save_particleID==-13", "~TDAfterFoil", kTRUE);
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item = treeview->ExpressionItem(8);
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item->SetExpression("acos(save_pz/sqrt(save_px^2+save_py^2+save_pz^2))*180/3.14", "~AcosTheta", kFALSE);
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item = treeview->ExpressionItem(9);
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item->SetExpression("save_time-0.3152", "~TOFTDSample", kFALSE);
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item = treeview->ExpressionItem(10);
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item->SetExpression("", "-empty-", kFALSE);
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item = treeview->ExpressionItem(11);
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item->SetExpression("", "-empty-", kFALSE);
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item = treeview->ExpressionItem(12);
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item->SetExpression("", "-empty-", kFALSE);
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item = treeview->ExpressionItem(13);
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item->SetExpression("", "-empty-", kFALSE);
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item = treeview->ExpressionItem(14);
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item->SetExpression("", "-empty-", kFALSE);
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//--- session object
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tv_session = new TTVSession(treeview);
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treeview->SetSession(tv_session);
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//--- Connect first record
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tv_session->First();
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}
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