ALPAKA_ACCELERATOR_NAMESPACE::TestAlgoKernelUpdate Class Reference

Public Member Functions
template<typename TAcc , typename = std::enable_if_t<alpaka::isAccelerator<TAcc>>>
ALPAKA_FN_ACC void	operator() (TAcc const &acc, portabletest::TestDeviceCollection::ConstView input, AlpakaESTestDataEDevice::ConstView esData, portabletest::TestDeviceCollection::View output) const

Detailed Description

Definition at line 164 of file TestAlgo.dev.cc.

Member Function Documentation

operator()()

template<typename TAcc , typename = std::enable_if_t<alpaka::isAccelerator<TAcc>>>

ALPAKA_FN_ACC void ALPAKA_ACCELERATOR_NAMESPACE::TestAlgoKernelUpdate::operator() ( TAcc const &  acc, portabletest::TestDeviceCollection::ConstView  input, AlpakaESTestDataEDevice::ConstView  esData, portabletest::TestDeviceCollection::View  output  ) const

inline

Definition at line 167 of file TestAlgo.dev.cc.

References cms::alpakatools::elements_with_stride(), mps_fire::i, input, cms::alpakatools::once_per_grid(), cms::alpakatest::AlpakaESTestDataE< TDev >::ConstView::size(), cms::alpakatest::AlpakaESTestDataE< TDev >::ConstView::val(), cms::alpakatest::AlpakaESTestDataE< TDev >::ConstView::val2(), and x.

                                                                                     {
      // set this only once in the whole kernel grid
      if (once_per_grid(acc)) {
        output.r() = input.r();
      }

      // make a strided loop over the kernel grid, covering up to "size" elements
      for (int32_t i : elements_with_stride(acc, output.metadata().size())) {
        double x = input[i].x();
        if (i < esData.size()) {
          x += esData.val(i) + esData.val2(i);
        }
        output[i] = {x, input[i].y(), input[i].z(), input[i].id(), input[i].flags(), input[i].m()};
      }
    }