RawBeamData.cxx

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#include "RawBeamData.h"

using namespace std;

RawBeamData::RawBeamData()
    : fName(8u,' '), fNdata(0), fData(0)
{

}

static string unpad(string s)
{
    string out="";
    for (size_t ind=0; ind<8 && ind<s.size(); ++ind) { 
        char c = s[ind];
        if (c == '[') break;
        if (c == ' ') break;
        out.push_back(c);
    }
    return out;
}

RawBeamData::RawBeamData(const int* data_chunk)
    : fName(8u,' '), fNdata(0), fData(0)
{
    if (!data_chunk) {
        fData=0;
        return;
    }


    // The data_chunk should look like:
    // ------------------
    // 0: ACNET name part 1
    // 1: ACNET name part 2
    // 2: second timestamp
    // 3: msec timestamp
    // 4: N = number of ints in the rest of the block
    // 5: value 0 first 32 bits of double
    // 6: value 0 second 32 bits of double
    // 7: value 1 first 32 bits of double
    // 8: value 1 second 32 bits of double
    //    ...
    // N+3: value N/2-1 first 32 bits of double
    // N+4: value N/2-1 second 32 bits of double
    // ------------------

    int w1 = data_chunk[0];
    fName[0] = w1>>24;
    fName[1] = (w1>>16)&0xff;
    fName[2] = (w1>>8)&0xff;
    fName[3] = w1&0xff;
    int w2 = data_chunk[1];
    fName[4] = w2>>24;
    fName[5] = (w2>>16)&0xff;
    fName[6] = (w2>>8)&0xff;
    fName[7] = w2&0xff;

    fName = unpad(fName);

    fSeconds = data_chunk[2];
    fMsecs = data_chunk[3];

    fNdata = data_chunk[4];
    fData = data_chunk+5;
}

string RawBeamData::GetName() const
{
    return fName;
}

int RawBeamData::GetSeconds() const
{
    return fSeconds;
}

int RawBeamData::GetMsecs() const
{
    return fMsecs;
}


ClassImp(RawBeamData)

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