|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
|
#ifndef DataFormats_TrackingRecHitSoA_interface_TrackingRecHitsHost_h
#define DataFormats_TrackingRecHitSoA_interface_TrackingRecHitsHost_h
#include <cstdint>
#include <alpaka/alpaka.hpp>
#include "DataFormats/Common/interface/Uninitialized.h"
#include "DataFormats/Portable/interface/PortableHostCollection.h"
#include "DataFormats/TrackingRecHitSoA/interface/TrackingRecHitsSoA.h"
#include "HeterogeneousCore/AlpakaInterface/interface/config.h"
template <typename TrackerTraits>
class TrackingRecHitHost : public PortableHostCollection<TrackingRecHitLayout<TrackerTraits>> {
public:
using hitSoA = TrackingRecHitSoA<TrackerTraits>;
// Need to decorate the class with the inherited portable accessors being now a template
using PortableHostCollection<TrackingRecHitLayout<TrackerTraits>>::view;
using PortableHostCollection<TrackingRecHitLayout<TrackerTraits>>::const_view;
using PortableHostCollection<TrackingRecHitLayout<TrackerTraits>>::buffer;
TrackingRecHitHost(edm::Uninitialized)
: PortableHostCollection<TrackingRecHitLayout<TrackerTraits>>{edm::kUninitialized} {}
// Constructor which specifies only the SoA size, to be used when copying the results from the device to the host
template <typename TQueue>
explicit TrackingRecHitHost(TQueue queue, uint32_t nHits)
: PortableHostCollection<TrackingRecHitLayout<TrackerTraits>>(nHits, queue) {}
// Constructor which specifies the SoA size, number of BPIX1 hits, and the modules entry points
template <typename TQueue>
explicit TrackingRecHitHost(TQueue queue, uint32_t nHits, int32_t offsetBPIX2, uint32_t const* hitsModuleStart)
: PortableHostCollection<TrackingRecHitLayout<TrackerTraits>>(nHits, queue) {
std::copy(hitsModuleStart, hitsModuleStart + TrackerTraits::numberOfModules + 1, view().hitsModuleStart().data());
view().offsetBPIX2() = offsetBPIX2;
}
uint32_t nHits() const { return view().metadata().size(); }
int32_t offsetBPIX2() const { return view().offsetBPIX2(); }
uint32_t const* hitsModuleStart() const { return view().hitsModuleStart().data(); }
// do nothing for a host collection
template <typename TQueue>
void updateFromDevice(TQueue) {}
};
using TrackingRecHitHostPhase1 = TrackingRecHitHost<pixelTopology::Phase1>;
using TrackingRecHitHostPhase2 = TrackingRecHitHost<pixelTopology::Phase2>;
using TrackingRecHitHostHIonPhase1 = TrackingRecHitHost<pixelTopology::HIonPhase1>;
#endif // DataFormats_TrackingRecHitSoA_interface_TrackingRecHitsHost_h
|