In This Package:

RRawTree.cc

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#include "RootRawWriter/RRawTree.h"
#include <iostream>
#include <cstring>

using namespace std;

RRawTree::RRawTree()
  : m_file(0)
  , m_tree(0)
  , m_size(0)
{
  if( sizeof(Int32) != 4 ) {
    cout<<"Error: Need a 32-bits type to hold each line of raw data"<<endl;
  }
}

RRawTree::~RRawTree()
{
}

int RRawTree::open(const char* filename)
{
  m_file = TFile::Open(filename,"recreate");
  if (!m_file) {
    return 0;
  }
  if (m_file->IsZombie()) {
    delete m_file;
    m_file = 0;
    return 0;
  }
  m_tree = new TTree("RRawTree","Root Raw Tree");

  m_tree->Branch("size",&m_size,"size/I");
  m_tree->Branch("buffer",m_buffer,"buffer[size]/I");

  return 1;
}

int RRawTree::fill(Int32* buffer, Int32 size)
{
  memcpy(m_buffer, buffer, size*4);
  m_size=size;

  //  cout<<m_buffer<<" "<<m_size<<endl;
  m_tree->Fill();

  return 1;
}

int RRawTree::close()
{
  m_file->Write();
  m_file->Close();

  return 1;
}

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