Files | |
basic.C | |
Read data from an ascii file and create a root file with an histogram and an ntuple. | |
basic2.C | |
Create can ntuple reading data from an ascii file. | |
bill.C | |
Benchmark comparing row-wise and column-wise storage performance | |
cernbuild.C | |
Read data (CERN staff) from an ascii file and create a root file with a Tree. | |
cernstaff.C | |
Playing with a Tree containing variables of type character | |
circular.C | |
Example of a circular Tree | |
clonesA_Event.C | |
Example to write & read a Tree built with a complex class inheritance tree. | |
clonesA_Event.cxx | |
clonesA_Event.h | |
copytree.C | |
Copy a subset of a Tree to a new Tree | |
copytree2.C | |
Copy a subset of a Tree to a new Tree, one branch in a separate file. | |
copytree3.C | |
Example of Root macro to copy a subset of a Tree to a new Tree, selecting entries. | |
drawsparse.C | |
Convert a THnSparse to a TTree using efficient iteration through the THnSparse and draw a THnSparse using TParallelCoord. | |
h1analysis.C | |
Example of analysis class for the H1 data. | |
h1analysis.h | |
h1analysisProxy.C | |
Example of analysis class for the H1 data using code generated by MakeProxy. | |
h1analysisProxy.h | |
h1analysisProxyCut.C | |
h1analysisTreeReader.C | |
H1 analysis example expressed in terms of TTreeReader | |
h1analysisTreeReader.h | |
h1chain.C | |
Creates a TChain to be used by the h1analysis.C class the symbol H1 must point to a directory where the H1 data sets have been installed. | |
hsimpleProxy.C | |
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hsimpleProxyDriver.C | |
This is the driver of the hsimpleProxy example It provides the infrastructure to run that code on an ntuple To be run from the tutorials directory | |
hsimpleReader.C | |
TTreeReader simplest example. | |
htest.C | |
Save histograms in Tree branches | |
hvector.C | |
Write and read STL vectors in a tree. | |
JetEvent.cxx | |
JetEvent.h | |
jets.C | |
Usage of a Tree using the JetEvent class. | |
ntuple1.C | |
Simple tree analysis. | |
parallelcoord.C | |
Script illustrating the use of the TParalleCoord class | |
parallelcoordtrans.C | |
Use of transparency with ||-Coord. | |
printSizes.C | |
This macro can be used to get aggregate information on the size take on disk or in memory by the various branches in a TTree. | |
run_h1analysis.C | |
Macro driving the analysis can specify file name and type | |
spider.C | |
TSpider example. | |
staff.C | |
Create a plot of the data in cernstaff.root To create cernstaff.root , execute tutorial $ROOTSYS/tutorials/tree/cernbuild.C | |
tcl.C | |
How to write a TClonesArray to a TTree | |
temperature.C | |
This tutorial illustrates how to use the highlight mode with trees. | |
tree.C | |
Display the Tree data structures | |
tree0.C | |
Simple Event class example | |
tree1.C | |
This example is a variant of hsimple.C but using a TTree instead of a TNtuple. | |
tree2.C | |
This example illustrates how to make a Tree from variables or arrays in a C struct - without a dictionary, by creating the branches for builtin types (int, float, double) and arrays explicitly. | |
tree2a.C | |
This example is the same as tree2.C, but uses a class instead of a C-struct. | |
tree3.C | |
Example of a Tree where branches are variable length arrays A second Tree is created and filled in parallel. | |
tree4.C | |
This example writes a tree with objects of the class Event. | |
treefriend.C | |
Illustrates how to use Tree friends: | |
treegetval.C | |
Illustrates how to retrieve TTree variables in arrays. | |
tv3.C | |
tvdemo.C | |