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    49. 

  49. <div class="title">matrix_query.hpp</div>  </div>
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    51. 

  51. <div class="contents">
    52. 

  52. <a href="a00070.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;</div>
    53. 

  53. <div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="preprocessor">#pragma once</span></div>
    54. 

  54. <div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;</div>
    55. 

  55. <div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment">// Dependency:</span></div>
    56. 

  56. <div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="preprocessor">#include &quot;../glm.hpp&quot;</span></div>
    57. 

  57. <div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="preprocessor">#include &quot;../gtx/vector_query.hpp&quot;</span></div>
    58. 

  58. <div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="preprocessor">#include &lt;limits&gt;</span></div>
    59. 

  59. <div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;</div>
    60. 

  60. <div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="preprocessor">#ifndef GLM_ENABLE_EXPERIMENTAL</span></div>
    61. 

  61. <div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="preprocessor">#       error &quot;GLM: GLM_GTX_matrix_query is an experimetal extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.&quot;</span></div>
    62. 

  62. <div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="preprocessor">#endif</span></div>
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  63. <div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;</div>
    64. 

  64. <div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="preprocessor">#if GLM_MESSAGES == GLM_MESSAGES_ENABLED &amp;&amp; !defined(GLM_EXT_INCLUDED)</span></div>
    65. 

  65. <div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="preprocessor">#       pragma message(&quot;GLM: GLM_GTX_matrix_query extension included&quot;)</span></div>
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  66. <div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="preprocessor">#endif</span></div>
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  67. <div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;</div>
    68. 

  68. <div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="keyword">namespace </span><a class="code" href="a00140.html">glm</a></div>
    69. 

  69. <div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;{</div>
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  70. <div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;</div>
    71. 

  71. <div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;        <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
    72. 

  72. <div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;        GLM_FUNC_DECL <span class="keywordtype">bool</span> <a class="code" href="a00208.html#ga326de496972051413c7b44b85fc9cb6e">isNull</a>(tmat2x2&lt;T, P&gt; <span class="keyword">const</span> &amp; m, T <span class="keyword">const</span> &amp; <a class="code" href="a00162.html#ga2a1e57fc5592b69cfae84174cbfc9429">epsilon</a>);</div>
    73. 

  73. <div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;                </div>
    74. 

  74. <div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;        <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
    75. 

  75. <div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;        GLM_FUNC_DECL <span class="keywordtype">bool</span> <a class="code" href="a00208.html#ga326de496972051413c7b44b85fc9cb6e">isNull</a>(tmat3x3&lt;T, P&gt; <span class="keyword">const</span> &amp; m, T <span class="keyword">const</span> &amp; <a class="code" href="a00162.html#ga2a1e57fc5592b69cfae84174cbfc9429">epsilon</a>);</div>
    76. 

  76. <div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;                </div>
    77. 

  77. <div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;        <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
    78. 

  78. <div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;        GLM_FUNC_DECL <span class="keywordtype">bool</span> <a class="code" href="a00208.html#ga326de496972051413c7b44b85fc9cb6e">isNull</a>(tmat4x4&lt;T, P&gt; <span class="keyword">const</span> &amp; m, T <span class="keyword">const</span> &amp; <a class="code" href="a00162.html#ga2a1e57fc5592b69cfae84174cbfc9429">epsilon</a>);</div>
    79. 

  79. <div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;                        </div>
    80. 

  80. <div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;        <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P, <span class="keyword">template</span> &lt;<span class="keyword">typename</span>, precision&gt; <span class="keyword">class </span>matType&gt;</div>
    81. 

  81. <div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;        GLM_FUNC_DECL <span class="keywordtype">bool</span> <a class="code" href="a00208.html#gafc1ce12c738b8c5d007179e615609330">isIdentity</a>(matType&lt;T, P&gt; <span class="keyword">const</span> &amp; m, T <span class="keyword">const</span> &amp; <a class="code" href="a00162.html#ga2a1e57fc5592b69cfae84174cbfc9429">epsilon</a>);</div>
    82. 

  82. <div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;</div>
    83. 

  83. <div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;        <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
    84. 

  84. <div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;        GLM_FUNC_DECL <span class="keywordtype">bool</span> <a class="code" href="a00208.html#ga934b673ec0e16d79eca0ca9dbb5d6d8b">isNormalized</a>(tmat2x2&lt;T, P&gt; <span class="keyword">const</span> &amp; m, T <span class="keyword">const</span> &amp; <a class="code" href="a00162.html#ga2a1e57fc5592b69cfae84174cbfc9429">epsilon</a>);</div>
    85. 

  85. <div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;</div>
    86. 

  86. <div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;        <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
    87. 

  87. <div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;        GLM_FUNC_DECL <span class="keywordtype">bool</span> <a class="code" href="a00208.html#ga934b673ec0e16d79eca0ca9dbb5d6d8b">isNormalized</a>(tmat3x3&lt;T, P&gt; <span class="keyword">const</span> &amp; m, T <span class="keyword">const</span> &amp; <a class="code" href="a00162.html#ga2a1e57fc5592b69cfae84174cbfc9429">epsilon</a>);</div>
    88. 

  88. <div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;</div>
    89. 

  89. <div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;        <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
    90. 

  90. <div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;        GLM_FUNC_DECL <span class="keywordtype">bool</span> <a class="code" href="a00208.html#ga934b673ec0e16d79eca0ca9dbb5d6d8b">isNormalized</a>(tmat4x4&lt;T, P&gt; <span class="keyword">const</span> &amp; m, T <span class="keyword">const</span> &amp; <a class="code" href="a00162.html#ga2a1e57fc5592b69cfae84174cbfc9429">epsilon</a>);</div>
    91. 

  91. <div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;</div>
    92. 

  92. <div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;        <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P, <span class="keyword">template</span> &lt;<span class="keyword">typename</span>, precision&gt; <span class="keyword">class </span>matType&gt;</div>
    93. 

  93. <div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;        GLM_FUNC_DECL <span class="keywordtype">bool</span> <a class="code" href="a00208.html#gab2cb5d23df77b4e4e63ad2965acd31b3">isOrthogonal</a>(matType&lt;T, P&gt; <span class="keyword">const</span> &amp; m, T <span class="keyword">const</span> &amp; <a class="code" href="a00162.html#ga2a1e57fc5592b69cfae84174cbfc9429">epsilon</a>);</div>
    94. 

  94. <div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;</div>
    95. 

  95. <div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;}<span class="comment">//namespace glm</span></div>
    96. 

  96. <div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;</div>
    97. 

  97. <div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;<span class="preprocessor">#include &quot;matrix_query.inl&quot;</span></div>
    98. 

  98. <div class="ttc" id="a00162_html_ga2a1e57fc5592b69cfae84174cbfc9429"><div class="ttname"><a href="a00162.html#ga2a1e57fc5592b69cfae84174cbfc9429">glm::epsilon</a></div><div class="ttdeci">GLM_FUNC_DECL GLM_CONSTEXPR genType epsilon()</div><div class="ttdoc">Return the epsilon constant for floating point types. </div></div>
    99. 

  99. <div class="ttc" id="a00208_html_ga326de496972051413c7b44b85fc9cb6e"><div class="ttname"><a href="a00208.html#ga326de496972051413c7b44b85fc9cb6e">glm::isNull</a></div><div class="ttdeci">GLM_FUNC_DECL bool isNull(tmat4x4&lt; T, P &gt; const &amp;m, T const &amp;epsilon)</div><div class="ttdoc">Return whether a matrix is a null matrix. </div></div>
    100. 

  100. <div class="ttc" id="a00208_html_gafc1ce12c738b8c5d007179e615609330"><div class="ttname"><a href="a00208.html#gafc1ce12c738b8c5d007179e615609330">glm::isIdentity</a></div><div class="ttdeci">GLM_FUNC_DECL bool isIdentity(matType&lt; T, P &gt; const &amp;m, T const &amp;epsilon)</div><div class="ttdoc">Return whether a matrix is an identity matrix. </div></div>
    101. 

  101. <div class="ttc" id="a00208_html_ga934b673ec0e16d79eca0ca9dbb5d6d8b"><div class="ttname"><a href="a00208.html#ga934b673ec0e16d79eca0ca9dbb5d6d8b">glm::isNormalized</a></div><div class="ttdeci">GLM_FUNC_DECL bool isNormalized(tmat4x4&lt; T, P &gt; const &amp;m, T const &amp;epsilon)</div><div class="ttdoc">Return whether a matrix is a normalized matrix. </div></div>
    102. 

  102. <div class="ttc" id="a00140_html"><div class="ttname"><a href="a00140.html">glm</a></div><div class="ttdef"><b>Definition:</b> <a href="a00003_source.html#l00011">_noise.hpp:11</a></div></div>
    103. 

  103. <div class="ttc" id="a00208_html_gab2cb5d23df77b4e4e63ad2965acd31b3"><div class="ttname"><a href="a00208.html#gab2cb5d23df77b4e4e63ad2965acd31b3">glm::isOrthogonal</a></div><div class="ttdeci">GLM_FUNC_DECL bool isOrthogonal(matType&lt; T, P &gt; const &amp;m, T const &amp;epsilon)</div><div class="ttdoc">Return whether a matrix is an orthonormalized matrix. </div></div>
    104. 

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