SecondaryVerticesHelixConfig.h

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// SPDX-License-Identifier: LGPL-3.0-or-later
// Copyright (C) 2024 Xin Dong
 
#pragma once
 
#include <string>
#include <edm4eic/unit_system.h>
#include <DD4hep/DD4hepUnits.h>
 
namespace eicrecon {
 
struct SecondaryVerticesHelixConfig {
 
  bool unlikesign   = true;
  float minDca      = 0.03 * edm4eic::unit::mm; // mm, daughter to pVtx
  float maxDca12    = 1. * edm4eic::unit::mm;   // mm, dca between daughter 1 and 2
  float maxDca      = 1. * edm4eic::unit::mm;   // mm, dca of V0 to pVtx
  float minCostheta = 0.8; // costheta, theta: angle of V0 decay direction and momentum
};
 
} // namespace eicrecon