43 lines
2.7 KiB
HTML
43 lines
2.7 KiB
HTML
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<title>quat_traits<Q>::read_element</title>
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<h1>QVM: Quaternions, Vectors, Matrices</h1>
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<!-- Copyright (c) 2008-2016 Emil Dotchevski and Reverge Studios, Inc. -->
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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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<div class="RenoIncludeDIV"><div class="RenoAutoDIV"><h3>quat_traits<Q>::read_element</h3>
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<div class="RenoIncludeDIV"><pre>template <int I> static inline <span class="RenoLink"><a href="quat_traits_Q_scalar_type.html">scalar_type</a></span> <span class="RenoLink">read_element</span>( Quaternion const & q );</pre>
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</div><p>This function template is expected to be static member of user-defined specializations of the <i><span class="RenoLink"><a href="quat_traits.html">quat_traits</a></span></i> template. It returns the <i>I</i>-th element of <i>q</i>, by value or by const reference.</p>
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<div class="RenoIncludeDIV"><p><b>Note:</b> For the quaternion <i>a + bi + cj + dk</i>, the elements are assumed to be in the following order: <i>a</i>, <i>b</i>, <i>c</i>, <i>d</i>; that is, <i>I</i>=<i>0</i>/<i>1</i>/<i>2</i>/<i>3</i> would access <i>a</i>/<i>b</i>/<i>c</i>/<i>d</i>.</p>
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</div></div><div class="RenoAutoDIV"><div class="RenoHR"><hr/></div>
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See also: <span class="RenoPageList"><a href="quat.html">quat</a> | <a href="quat_traits.html">quat_traits</a> | <a href="quat_traits_defaults.html">quat_traits_defaults</a></span>
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<!-- Copyright (c) 2008-2016 Emil Dotchevski and Reverge Studios, Inc. -->
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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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<small>Copyright (c) 2008-2016 by Emil Dotchevski and Reverge Studios, Inc.<br/>
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Distributed under the <a href="http://www.boost.org/LICENSE_1_0.txt">Boost Software License, Version 1.0</a>.</small>
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