22 lines
536 B
C++
22 lines
536 B
C++
// Copyright 2017 The Chromium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef BASE_NUMERICS_RANGES_H_
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#define BASE_NUMERICS_RANGES_H_
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#include <cmath>
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#include <type_traits>
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namespace base {
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template <typename T>
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constexpr bool IsApproximatelyEqual(T lhs, T rhs, T tolerance) {
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static_assert(std::is_arithmetic<T>::value, "Argument must be arithmetic");
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return std::abs(rhs - lhs) <= tolerance;
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}
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} // namespace base
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#endif // BASE_NUMERICS_RANGES_H_
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