Extent.hpp

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/* Copyright 2022 Benjamin Worpitz, Matthias Werner, Bernhard Manfred Gruber
 * SPDX-License-Identifier: MPL-2.0
 */
 
#pragma once
 
#include "alpaka/alpaka.hpp"
 
#include <cstddef>
 
namespace alpaka::test
{
#if ALPAKA_COMP_CLANG >= ALPAKA_VERSION_NUMBER(21, 0, 0)
#    pragma clang diagnostic push
#    pragma clang diagnostic ignored "-Wnrvo"
#endif
    template<typename TDim, typename TVal>
    inline constexpr auto extentBuf = []
    {
        Vec<TDim, TVal> v;
        if constexpr(TDim::value > 0)
            for(TVal i = 0; i < TVal{TDim::value}; i++)
                v[i] = 11 - i;
        return v;
    }();
 
    template<typename TDim, typename TVal>
    inline constexpr auto extentSubView = []
    {
        Vec<TDim, TVal> v;
        if constexpr(TDim::value > 0)
            for(TVal i = 0; i < TVal{TDim::value}; i++)
                v[i] = 8 - i * 2;
        return v;
    }();
 
    template<typename TDim, typename TVal>
    inline constexpr auto offset = []
    {
        Vec<TDim, TVal> v;
        if constexpr(TDim::value > 0)
            for(TVal i = 0; i < TVal{TDim::value}; i++)
                v[i] = 2 + i;
        return v;
    }();
#if ALPAKA_COMP_CLANG >= ALPAKA_VERSION_NUMBER(21, 0, 0)
#    pragma clang diagnostic pop
#endif
} // namespace alpaka::test