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RectMatrix.cxx
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116 lines (104 loc) · 2.77 KB
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// Copyright 2019-2020 CERN and copyright holders of ALICE O2.
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
// This software is distributed under the terms of the GNU General Public
// License v3 (GPL Version 3), copied verbatim in the file "COPYING".
//
// In applying this license CERN does not waive the privileges and immunities
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.
/// @file RectMatrix.cxx
#include <TString.h>
#include "ForwardAlign/RectMatrix.h"
using namespace o2::fwdalign;
ClassImp(RectMatrix);
//___________________________________________________________
RectMatrix::RectMatrix()
: fNRows(0),
fNCols(0),
fRows(nullptr)
{
}
//___________________________________________________________
RectMatrix::RectMatrix(Int_t nrow, Int_t ncol)
: fNRows(nrow),
fNCols(ncol),
fRows(nullptr)
{
fRows = new Double_t*[fNRows];
for (int i = fNRows; i--;) {
fRows[i] = new Double_t[fNCols];
memset(fRows[i], 0, fNCols * sizeof(Double_t));
}
}
//___________________________________________________________
RectMatrix::RectMatrix(const RectMatrix& src)
: TObject(src),
fNRows(src.fNRows),
fNCols(src.fNCols),
fRows(nullptr)
{
fRows = new Double_t*[fNRows];
for (int i = fNRows; i--;) {
fRows[i] = new Double_t[fNCols];
memcpy(fRows[i], src.fRows[i], fNCols * sizeof(Double_t));
}
}
//___________________________________________________________
RectMatrix::~RectMatrix()
{
if (fNRows) {
for (int i = fNRows; i--;) {
delete[] fRows[i];
}
}
delete[] fRows;
}
//___________________________________________________________
RectMatrix& RectMatrix::operator=(const RectMatrix& src)
{
if (&src == this) {
return *this;
}
if (fNRows) {
for (int i = fNRows; i--;) {
delete[] fRows[i];
}
}
delete[] fRows;
fNRows = src.fNRows;
fNCols = src.fNCols;
fRows = new Double_t*[fNRows];
for (int i = fNRows; i--;) {
fRows[i] = new Double_t[fNCols];
memcpy(fRows[i], src.fRows[i], fNCols * sizeof(Double_t));
}
return *this;
}
//___________________________________________________________
void RectMatrix::Print(Option_t* option) const
{
printf("Rectangular Matrix: %d rows %d columns\n", fNRows, fNCols);
TString opt = option;
opt.ToLower();
if (opt.IsNull()) {
return;
}
for (int i = 0; i < fNRows; i++) {
for (Int_t j = 0; j <= fNCols; j++) {
printf("%+.3e|", Query(i, j));
}
printf("\n");
}
}
//___________________________________________________________
void RectMatrix::Reset() const
{
for (int i = fNRows; i--;) {
double* row = GetRow(i);
for (int j = fNCols; j--;) {
row[j] = 0.;
}
}
}