Line Code
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/** 
\class CastorQIEData
\author Panos Katsas (UoA)
POOL object to store pedestal values 4xCapId
*/
#include "CondFormats/CastorObjects/interface/CastorQIEShape.h"

namespace {
  const float binMin[32] = {-1, 0,  1,  2,  3,  4,  5,  6,  7,  8,  9,  10, 11, 12, 13, 14,
                            16, 18, 20, 22, 24, 26, 28, 31, 34, 37, 40, 44, 48, 52, 57, 62};
}

CastorQIEShape::CastorQIEShape() {
  for (int i = 0; i < 32; i++)
    mValues[i] = binMin[i];
  expand();
}

CastorQIEShape::~CastorQIEShape() {}

void CastorQIEShape::expand() {
  int scale = 1;
  for (unsigned range = 1; range < 4; range++) {
    scale = scale * 5;
    unsigned index = range * 32;
    mValues[index] = mValues[index - 2];  // link to previous range
    for (unsigned i = 1; i < 32; i++) {
      mValues[index + i] = mValues[index + i - 1] + scale * (mValues[i] - mValues[i - 1]);
    }
  }
  mValues[128] = 2 * mValues[127] - mValues[126];  // extrapolate
}

float CastorQIEShape::lowEdge(unsigned fAdc) const {
  if (fAdc < 128)
    return mValues[fAdc];
  return 0.;
}

float CastorQIEShape::center(unsigned fAdc) const {
  if (fAdc < 128) {
    if (fAdc % 32 == 31)
      return 0.5 * (3 * mValues[fAdc] - mValues[fAdc - 1]);  // extrapolate
    else
      return 0.5 * (mValues[fAdc] + mValues[fAdc + 1]);  // interpolate
  }
  return 0.;
}

float CastorQIEShape::highEdge(unsigned fAdc) const {
  if (fAdc >= 128)
    return 0;
  if (fAdc == 127)
    return mValues[fAdc + 1];
  if (fAdc % 32 == 31)
    return mValues[fAdc + 3];
  return mValues[fAdc + 1];
}

bool CastorQIEShape::setLowEdge(float fValue, unsigned fAdc) {
  if (fAdc >= 32)
    return false;
  mValues[fAdc] = fValue;
  return true;
}

bool CastorQIEShape::setLowEdges(const float fValue[32]) {
  bool result = true;
  for (int adc = 0; adc < 32; adc++)
    result = result && setLowEdge(fValue[adc], adc);
  expand();
  return result;
}