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RVariationsDescription.cxx
Go to the documentation of this file.
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// Author: Enrico Guiraud CERN 02/2022
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/*************************************************************************
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* Copyright (C) 1995-2022, Rene Brun and Fons Rademakers. *
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* All rights reserved. *
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* *
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* For the licensing terms see $ROOTSYS/LICENSE. *
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* For the list of contributors see $ROOTSYS/README/CREDITS. *
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*************************************************************************/
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#include "
ROOT/RDF/RVariationsDescription.hxx
"
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#include "
ROOT/RDF/RVariationBase.hxx
"
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#include <iostream>
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namespace
{
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std::string
GetStringRepr
(
const
std::vector<const ROOT::Internal::RDF::RVariationBase *> &variations)
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{
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std::string s;
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for
(
const
auto
*
varPtr
: variations) {
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const
auto
&
variation
= *
varPtr
;
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s +=
"Variations {"
;
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for
(
const
auto
&tag :
variation
.GetVariationNames())
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s += tag +
", "
;
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s.erase(s.size() - 2);
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s +=
"} affect column"
;
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const
auto
&
columns
=
variation
.GetColumnNames();
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if
(
columns
.size() == 1)
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s +=
" "
+
columns
[0];
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else
{
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s +=
"s {"
;
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for
(
const
auto
&col :
columns
)
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s += col +
", "
;
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s.erase(s.size() - 2);
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s +=
"}"
;
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}
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s +=
'\n'
;
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}
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return
s;
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}
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}
// anonymous namespace
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namespace
ROOT
{
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namespace
RDF {
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// Pre-condition: elements in variations are expected to be unique.
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RVariationsDescription::RVariationsDescription(
const
Variations_t
&variations) : fStringRepr(
GetStringRepr
(variations))
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{
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}
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void
RVariationsDescription::Print()
const
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{
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std::cout <<
AsString
();
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}
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}
// namespace RDF
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}
// namespace ROOT
RVariationBase.hxx
RVariationsDescription.hxx
TRangeDynCast
ROOT::Detail::TRangeCast< T, true > TRangeDynCast
TRangeDynCast is an adapter class that allows the typed iteration through a TCollection.
Definition
TCollection.h:358
ROOT::Detail::TRangeCast
Definition
TCollection.h:311
ROOT::RDF::RVariationsDescription::AsString
std::string AsString() const
Definition
RVariationsDescription.hxx:35
ROOT::RDF::RVariationsDescription::Variations_t
std::vector< const ROOT::Internal::RDF::RVariationBase * > Variations_t
Definition
RVariationsDescription.hxx:30
ROOT
Definition
EExecutionPolicy.hxx:4
tree
dataframe
src
RVariationsDescription.cxx
ROOT master - Reference Guide Generated on Sun Sep 21 2025 15:08:05 (GVA Time) using Doxygen 1.10.0