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<a href="#func-members">Functions</a> </div>
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<div class="title">pca.hpp File Reference</div> </div>
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<p><a class="el" href="a00958.html">GLM_GTX_pca</a>
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<p><a href="a00698_source.html">Go to the source code of this file.</a></p>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:ga2c7b5ff4e0f4132a23e58eeb0803b53a"><td class="memTemplParams" colspan="2">
template<length_t D, typename T , qualifier Q, typename I > </td></tr>
<tr class="memitem:ga2c7b5ff4e0f4132a23e58eeb0803b53a"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL mat< D, D, T, Q > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00958.html#ga2c7b5ff4e0f4132a23e58eeb0803b53a">computeCovarianceMatrix</a> (I const &b, I const &e)</td></tr>
<tr class="memdesc:ga2c7b5ff4e0f4132a23e58eeb0803b53a"><td class="mdescLeft"> </td><td class="mdescRight">Compute a covariance matrix form a pair of iterators <code>b</code> (begin) and <code>e</code> (end) of a container with relative coordinates (e.g., relative to the center of gravity of the object) Dereferencing an iterator of type I must yield a <code>vec<D, T, Qgt;</code> <br /></td></tr>
<tr class="separator:ga2c7b5ff4e0f4132a23e58eeb0803b53a"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga666383aa52036f00f3b66e4e7e56da3a"><td class="memTemplParams" colspan="2">
template<length_t D, typename T , qualifier Q, typename I > </td></tr>
<tr class="memitem:ga666383aa52036f00f3b66e4e7e56da3a"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL mat< D, D, T, Q > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00958.html#ga666383aa52036f00f3b66e4e7e56da3a">computeCovarianceMatrix</a> (I const &b, I const &e, vec< D, T, Q > const &c)</td></tr>
<tr class="memdesc:ga666383aa52036f00f3b66e4e7e56da3a"><td class="mdescLeft"> </td><td class="mdescRight">Compute a covariance matrix form a pair of iterators <code>b</code> (begin) and <code>e</code> (end) of a container with absolute coordinates and a precomputed center of gravity <code>c</code> Dereferencing an iterator of type I must yield a <code>vec<D, T, Qgt;</code> <br /></td></tr>
<tr class="separator:ga666383aa52036f00f3b66e4e7e56da3a"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga2d6dc3e25182cae243cdf55310059af0"><td class="memTemplParams" colspan="2">template<length_t D, typename T , qualifier Q> </td></tr>
<tr class="memitem:ga2d6dc3e25182cae243cdf55310059af0"><td class="memTemplItemLeft" align="right" valign="top">GLM_INLINE mat< D, D, T, Q > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00958.html#ga2d6dc3e25182cae243cdf55310059af0">computeCovarianceMatrix</a> (vec< D, T, Q > const *v, size_t n)</td></tr>
<tr class="memdesc:ga2d6dc3e25182cae243cdf55310059af0"><td class="mdescLeft"> </td><td class="mdescRight">Compute a covariance matrix form an array of relative coordinates <code>v</code> (e.g., relative to the center of gravity of the object) <a href="a00958.html#ga2d6dc3e25182cae243cdf55310059af0">More...</a><br /></td></tr>
<tr class="separator:ga2d6dc3e25182cae243cdf55310059af0"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gabfc7aba26da1eed6726f2484584f4077"><td class="memTemplParams" colspan="2">template<length_t D, typename T , qualifier Q> </td></tr>
<tr class="memitem:gabfc7aba26da1eed6726f2484584f4077"><td class="memTemplItemLeft" align="right" valign="top">GLM_INLINE mat< D, D, T, Q > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00958.html#gabfc7aba26da1eed6726f2484584f4077">computeCovarianceMatrix</a> (vec< D, T, Q > const *v, size_t n, vec< D, T, Q > const &c)</td></tr>
<tr class="memdesc:gabfc7aba26da1eed6726f2484584f4077"><td class="mdescLeft"> </td><td class="mdescRight">Compute a covariance matrix form an array of absolute coordinates <code>v</code> and a precomputed center of gravity <code>c</code> <a href="a00958.html#gabfc7aba26da1eed6726f2484584f4077">More...</a><br /></td></tr>
<tr class="separator:gabfc7aba26da1eed6726f2484584f4077"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga0586007af1073c8b0f629bca0ee7c46c"><td class="memTemplParams" colspan="2">template<length_t D, typename T , qualifier Q> </td></tr>
<tr class="memitem:ga0586007af1073c8b0f629bca0ee7c46c"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL unsigned int </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00958.html#ga0586007af1073c8b0f629bca0ee7c46c">findEigenvaluesSymReal</a> (mat< D, D, T, Q > const &covarMat, vec< D, T, Q > &outEigenvalues, mat< D, D, T, Q > &outEigenvectors)</td></tr>
<tr class="memdesc:ga0586007af1073c8b0f629bca0ee7c46c"><td class="mdescLeft"> </td><td class="mdescRight">Assuming the provided covariance matrix <code>covarMat</code> is symmetric and real-valued, this function find the <code>D</code> Eigenvalues of the matrix, and also provides the corresponding Eigenvectors. <a href="a00958.html#ga0586007af1073c8b0f629bca0ee7c46c">More...</a><br /></td></tr>
<tr class="separator:ga0586007af1073c8b0f629bca0ee7c46c"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga86e8b8630d5731bb385a979038c62258"><td class="memTemplParams" colspan="2">template<typename T , qualifier Q> </td></tr>
<tr class="memitem:ga86e8b8630d5731bb385a979038c62258"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL void </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00958.html#ga86e8b8630d5731bb385a979038c62258">sortEigenvalues</a> (vec< 2, T, Q > &eigenvalues, mat< 2, 2, T, Q > &eigenvectors)</td></tr>
<tr class="memdesc:ga86e8b8630d5731bb385a979038c62258"><td class="mdescLeft"> </td><td class="mdescRight">Sorts a group of Eigenvalues&Eigenvectors, for largest Eigenvalue to smallest Eigenvalue. <a href="a00958.html#ga86e8b8630d5731bb385a979038c62258">More...</a><br /></td></tr>
<tr class="separator:ga86e8b8630d5731bb385a979038c62258"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gaafa0226e6e0d0d8c5cb47bc9466f8eac"><td class="memTemplParams" colspan="2">template<typename T , qualifier Q> </td></tr>
<tr class="memitem:gaafa0226e6e0d0d8c5cb47bc9466f8eac"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL void </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00958.html#gaafa0226e6e0d0d8c5cb47bc9466f8eac">sortEigenvalues</a> (vec< 3, T, Q > &eigenvalues, mat< 3, 3, T, Q > &eigenvectors)</td></tr>
<tr class="memdesc:gaafa0226e6e0d0d8c5cb47bc9466f8eac"><td class="mdescLeft"> </td><td class="mdescRight">Sorts a group of Eigenvalues&Eigenvectors, for largest Eigenvalue to smallest Eigenvalue. <a href="a00958.html#gaafa0226e6e0d0d8c5cb47bc9466f8eac">More...</a><br /></td></tr>
<tr class="separator:gaafa0226e6e0d0d8c5cb47bc9466f8eac"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gaf23e35406e7e192520bd670b20235d5b"><td class="memTemplParams" colspan="2">template<typename T , qualifier Q> </td></tr>
<tr class="memitem:gaf23e35406e7e192520bd670b20235d5b"><td class="memTemplItemLeft" align="right" valign="top">GLM_FUNC_DECL void </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00958.html#gaf23e35406e7e192520bd670b20235d5b">sortEigenvalues</a> (vec< 4, T, Q > &eigenvalues, mat< 4, 4, T, Q > &eigenvectors)</td></tr>
<tr class="memdesc:gaf23e35406e7e192520bd670b20235d5b"><td class="mdescLeft"> </td><td class="mdescRight">Sorts a group of Eigenvalues&Eigenvectors, for largest Eigenvalue to smallest Eigenvalue. <a href="a00958.html#gaf23e35406e7e192520bd670b20235d5b">More...</a><br /></td></tr>
<tr class="separator:gaf23e35406e7e192520bd670b20235d5b"><td class="memSeparator" colspan="2"> </td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p><a class="el" href="a00958.html">GLM_GTX_pca</a> </p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="a00889.html" title="Features that implement in C++ the GLSL specification as closely as possible.">Core features</a> (dependence) </dd>
<dd>
<a class="el" href="a00863.html">GLM_EXT_scalar_relational</a> (dependence) </dd></dl>
<p class="definition">Definition in file <a class="el" href="a00698_source.html">pca.hpp</a>.</p>
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