ALPAKA_ACCELERATOR_NAMESPACE::TestAlgoKernel 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::View view, int32_t size, double xvalue) const

Detailed Description

Definition at line 19 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::TestAlgoKernel::operator() ( TAcc const &  acc, portabletest::TestDeviceCollection::View  view, int32_t  size, double  xvalue  ) const

inline

Definition at line 22 of file TestAlgo.dev.cc.

References mps_fire::i, makeMuonMisalignmentScenario::matrix, and findQualityFiles::size.

                                                       {
      // global index of the thread within the grid
      const int32_t thread = alpaka::getIdx<alpaka::Grid, alpaka::Threads>(acc)[0u];
      const portabletest::Matrix matrix{{1, 2, 3, 4, 5, 6}, {2, 4, 6, 8, 10, 12}, {3, 6, 9, 12, 15, 18}};

      // set this only once in the whole kernel grid
      if (thread == 0) {
        view.r() = 1.;
      }

      // make a strided loop over the kernel grid, covering up to "size" elements
      for (int32_t i : elements_with_stride(acc, size)) {
        view[i] = {xvalue, 0., 0., i, matrix * i};
      }
    }