BLI_unroll.hh

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/* SPDX-FileCopyrightText: 2024 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */

 
#pragma once
 
#include <utility>
 
namespace blender {
 
template<class Fn, size_t... I> void unroll_impl(Fn fn, std::index_sequence<I...> /*indices*/)
{
  (fn(I), ...);
}

template<int N, class Fn> void unroll(Fn fn)
{
  unroll_impl(fn, std::make_index_sequence<N>());
}
 
}  // namespace blender