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32 lines
1 KiB
C++
32 lines
1 KiB
C++
/*=============================================================================
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Copyright (c) 2011-2019 Bolero MURAKAMI
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https://github.com/bolero-MURAKAMI/Sprout
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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=============================================================================*/
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#ifndef SPROUT_MATH_QUATERNION_NORM_HPP
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#define SPROUT_MATH_QUATERNION_NORM_HPP
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#include <sprout/config.hpp>
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#include <sprout/math/quaternion/quaternion.hpp>
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#include <sprout/math/quaternion/arithmetic_operators.hpp>
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#include <sprout/math/quaternion/real.hpp>
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#include <sprout/math/quaternion/conj.hpp>
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namespace sprout {
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namespace math {
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//
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// norm
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//
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template<typename T>
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inline SPROUT_CONSTEXPR T
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norm(sprout::math::quaternion<T> const& q) {
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return sprout::math::real(q * sprout::math::conj(q));
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}
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} // namespace math
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using sprout::math::norm;
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} // namespace sprout
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#endif // #ifndef SPROUT_MATH_QUATERNION_NORM_HPP
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