traccc/utils/relations.hpp

0001 /**
0002  * traccc library, part of the ACTS project (R&D line)
0003  *
0004  * (c) 2024 CERN for the benefit of the ACTS project
0005  *
0006  * Mozilla Public License Version 2.0
0007  */
0008
0009 #pragma once
0010
0011 // Project include(s).
0012 #include "traccc/definitions/qualifiers.hpp"
0013 #include "traccc/edm/silicon_cell_collection.hpp"
0014
0015 namespace traccc {
0016 struct [[maybe_unused]] channel0_major_cell_order_relation {
0017   template <typename T1, typename T2>
0018   [[maybe_unused]] TRACCC_HOST_DEVICE bool operator()(
0019       const edm::silicon_cell<T1>& a, const edm::silicon_cell<T2>& b) const {
0020     if (a.module_index() == b.module_index()) {
0021       if (a.channel1() == b.channel1()) {
0022         return a.channel0() <= b.channel0();
0023       } else {
0024         return a.channel1() <= b.channel1();
0025       }
0026     } else {
0027       return true;
0028     }
0029   }
0030 };
0031 }  // namespace traccc