ChargeInRange.h

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#ifndef NSL_SELECTIONS_TOF_CHARGEINRANGE_H
#define NSL_SELECTIONS_TOF_CHARGEINRANGE_H

// our headers
#include "NSL/Selection.h"

namespace NSL {
namespace Selections {

namespace Tof {
class ChargeInRange : public Selection {
public:
  ChargeInRange(float min, float max, NAIA::Tof::ChargeType type);
};
} // namespace Tof

namespace { // hidden
namespace tof_base = ::NSL::Selections::Tof;
}

namespace PG {
namespace Tof {

namespace { // hidden
std::pair<float, float> chargeLimits(unsigned int charge) {
  switch (charge) {
  case 1:
    return {static_cast<float>(charge) - 0.5f, static_cast<float>(charge) + 1.5f};
  case 2:
    return {static_cast<float>(charge) - 0.75f, std::numeric_limits<float>::max()};
  default:
    return {static_cast<float>(charge) - 0.625 - 0.0225 * (charge - 9), static_cast<float>(charge) + 1.5f};
  }
}
} // namespace

class ChargeInRange : public tof_base::ChargeInRange {
public:
  explicit ChargeInRange(unsigned int charge, NAIA::Tof::ChargeType type)
      : tof_base::ChargeInRange(chargeLimits(charge).first, chargeLimits(charge).second, type) {}
};
} // namespace Tof
} // namespace PG

namespace Common {
namespace Tof {

namespace { // hidden
std::pair<float, float> chargeLimits(unsigned int charge) {
  switch (charge) {
  case 1:
    return {static_cast<float>(charge) - 0.5f, static_cast<float>(charge) + 1.5f};
  case 2:
    return {static_cast<float>(charge) - 0.75f, std::numeric_limits<float>::max()};
  default:
    return {static_cast<float>(charge) - 0.75f, static_cast<float>(charge) + 0.75f};
  }
}
} // namespace

class ChargeInRange : public tof_base::ChargeInRange {
public:
  explicit ChargeInRange(unsigned int charge, NAIA::Tof::ChargeType type)
      : tof_base::ChargeInRange(chargeLimits(charge).first, chargeLimits(charge).second, type) {}
};
} // namespace Tof
} // namespace Common

} // namespace Selections
} // namespace NSL

#endif