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99ceb03a1c
This formats all copyright comments according to SPDX formatting guidelines. Additionally, this resolves the remaining GPLv2 only licensed files by relicensing them to GPLv2.0-or-later.
26 lines
789 B
C++
26 lines
789 B
C++
// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <cstddef>
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#include <type_traits>
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namespace Common {
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/// Ceiled integer division.
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template <typename N, typename D>
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requires std::is_integral_v<N> && std::is_unsigned_v<D>
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[[nodiscard]] constexpr N DivCeil(N number, D divisor) {
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return static_cast<N>((static_cast<D>(number) + divisor - 1) / divisor);
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}
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/// Ceiled integer division with logarithmic divisor in base 2
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template <typename N, typename D>
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requires std::is_integral_v<N> && std::is_unsigned_v<D>
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[[nodiscard]] constexpr N DivCeilLog2(N value, D alignment_log2) {
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return static_cast<N>((static_cast<D>(value) + (D(1) << alignment_log2) - 1) >> alignment_log2);
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}
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} // namespace Common
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