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  5. <title>GLM_GTX_matrix_query: Query matrix properties</title>
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  31. <div class="header">
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  33. <a href="#func-members">Functions</a>  </div>
    34. 

  34.   <div class="headertitle">
    35. 

  35. <div class="title">GLM_GTX_matrix_query: Query matrix properties</div>  </div>
    36. 

  36. <div class="ingroups"><a class="el" href="a00248.html">GTX Extensions (Experimental)</a></div></div>
    37. 

  37. <div class="contents">
    38. 

  38. 

  39. <p>Query to evaluate matrix properties.  
    40. 

  40. <a href="#details">More...</a></p>
    41. 

  41. <table class="memberdecls">
    42. 

  42. <tr><td colspan="2"><h2><a name="func-members"></a>
    43. 

  43. Functions</h2></td></tr>
    44. 

  44. <tr><td class="memTemplParams" colspan="2">template&lt;typename genType &gt; </td></tr>
    45. 

  45. <tr><td class="memTemplItemLeft" align="right" valign="top">bool&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00273.html#ga131e3e65bd8a1ac035f849483631f122">isIdentity</a> (const genType &amp;m, const typename genType::value_type epsilon=std::numeric_limits&lt; typename genType::value_type &gt;::epsilon())</td></tr>
    46. 

  46. <tr><td class="memTemplParams" colspan="2">template&lt;typename T &gt; </td></tr>
    47. 

  47. <tr><td class="memTemplItemLeft" align="right" valign="top">bool&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00273.html#ga4c3e999f20d9b74852a61ef5772f3f02">isNormalized</a> (const detail::tmat2x2&lt; T &gt; &amp;m, const T epsilon=std::numeric_limits&lt; T &gt;::epsilon())</td></tr>
    48. 

  48. <tr><td class="memTemplParams" colspan="2">template&lt;typename T &gt; </td></tr>
    49. 

  49. <tr><td class="memTemplItemLeft" align="right" valign="top">bool&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00273.html#ga249b7a2cc71db930e512f2a3ad9c9cc8">isNormalized</a> (const detail::tmat4x4&lt; T &gt; &amp;m, const T epsilon=std::numeric_limits&lt; T &gt;::epsilon())</td></tr>
    50. 

  50. <tr><td class="memTemplParams" colspan="2">template&lt;typename T &gt; </td></tr>
    51. 

  51. <tr><td class="memTemplItemLeft" align="right" valign="top">bool&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00273.html#ga84fd1f76999aa657ca27f44725b8cc79">isNormalized</a> (const detail::tmat3x3&lt; T &gt; &amp;m, const T epsilon=std::numeric_limits&lt; T &gt;::epsilon())</td></tr>
    52. 

  52. <tr><td class="memTemplParams" colspan="2">template&lt;typename T &gt; </td></tr>
    53. 

  53. <tr><td class="memTemplItemLeft" align="right" valign="top">bool&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00273.html#ga3ea08cf50837874a590ef71c78500b5e">isNull</a> (const detail::tmat2x2&lt; T &gt; &amp;m, const T epsilon=std::numeric_limits&lt; T &gt;::epsilon())</td></tr>
    54. 

  54. <tr><td class="memTemplParams" colspan="2">template&lt;typename T &gt; </td></tr>
    55. 

  55. <tr><td class="memTemplItemLeft" align="right" valign="top">bool&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00273.html#ga87d08d0f7cef6d818414b7c69ce8e0fc">isNull</a> (const detail::tmat3x3&lt; T &gt; &amp;m, const T epsilon=std::numeric_limits&lt; T &gt;::epsilon())</td></tr>
    56. 

  56. <tr><td class="memTemplParams" colspan="2">template&lt;typename T &gt; </td></tr>
    57. 

  57. <tr><td class="memTemplItemLeft" align="right" valign="top">bool&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00273.html#gaaecd78d1c5c5f361a763979311e3d115">isNull</a> (const detail::tmat4x4&lt; T &gt; &amp;m, const T epsilon=std::numeric_limits&lt; T &gt;::epsilon())</td></tr>
    58. 

  58. <tr><td class="memTemplParams" colspan="2">template&lt;typename genType &gt; </td></tr>
    59. 

  59. <tr><td class="memTemplItemLeft" align="right" valign="top">bool&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00273.html#ga87823a9c3fb605773789866fc31f60e8">isOrthogonal</a> (const genType &amp;m, const typename genType::value_type epsilon=std::numeric_limits&lt; typename genType::value_type &gt;::epsilon())</td></tr>
    60. 

  60. </table>
    61. 

  61. <hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
    62. 

  62. <p>Query to evaluate matrix properties. </p>
    63. 

  63. <p>&lt;<a class="el" href="a00078_source.html">glm/gtx/matrix_query.hpp</a>&gt; need to be included to use these functionalities. </p>
    64. 

  64. <hr/><h2>Function Documentation</h2>
    65. 

  65. <a class="anchor" id="ga131e3e65bd8a1ac035f849483631f122"></a><!-- doxytag: member="glm::gtx::matrix_query::isIdentity" ref="ga131e3e65bd8a1ac035f849483631f122" args="(const genType &amp;m, const typename genType::value_type epsilon=std::numeric_limits&lt; typename genType::value_type &gt;::epsilon())" -->
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  66. <div class="memitem">
    67. 

  67. <div class="memproto">
    68. 

  68.       <table class="memname">
    69. 

  69.         <tr>
    70. 

  70.           <td class="memname">bool glm::gtx::matrix_query::isIdentity </td>
    71. 

  71.           <td>(</td>
    72. 

  72.           <td class="paramtype">const genType &amp;&#160;</td>
    73. 

  73.           <td class="paramname"><em>m</em>, </td>
    74. 

  74.         </tr>
    75. 

  75.         <tr>
    76. 

  76.           <td class="paramkey"></td>
    77. 

  77.           <td></td>
    78. 

  78.           <td class="paramtype">const typename genType::value_type&#160;</td>
    79. 

  79.           <td class="paramname"><em>epsilon</em> = <code>std::numeric_limits&lt;&#160;typename&#160;genType::value_type&#160;&gt;::epsilon()</code>&#160;</td>
    80. 

  80.         </tr>
    81. 

  81.         <tr>
    82. 

  82.           <td></td>
    83. 

  83.           <td>)</td>
    84. 

  84.           <td></td><td></td>
    85. 

  85.         </tr>
    86. 

  86.       </table>
    87. 

  87. </div>
    88. 

  88. <div class="memdoc">
    89. 

  89. 

  90. <p>Return if a matrix an identity matrix. </p>
    91. 

  91. <p>From GLM_GTX_matrix_query extension. </p>
    92. 

  92. 

  93. </div>
    94. 

  94. </div>
    95. 

  95. <a class="anchor" id="ga4c3e999f20d9b74852a61ef5772f3f02"></a><!-- doxytag: member="glm::gtx::matrix_query::isNormalized" ref="ga4c3e999f20d9b74852a61ef5772f3f02" args="(const detail::tmat2x2&lt; T &gt; &amp;m, const T epsilon=std::numeric_limits&lt; T &gt;::epsilon())" -->
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  96. <div class="memitem">
    97. 

  97. <div class="memproto">
    98. 

  98.       <table class="memname">
    99. 

  99.         <tr>
    100. 

  100.           <td class="memname">bool glm::gtx::matrix_query::isNormalized </td>
    101. 

  101.           <td>(</td>
    102. 

  102.           <td class="paramtype">const detail::tmat2x2&lt; T &gt; &amp;&#160;</td>
    103. 

  103.           <td class="paramname"><em>m</em>, </td>
    104. 

  104.         </tr>
    105. 

  105.         <tr>
    106. 

  106.           <td class="paramkey"></td>
    107. 

  107.           <td></td>
    108. 

  108.           <td class="paramtype">const T&#160;</td>
    109. 

  109.           <td class="paramname"><em>epsilon</em> = <code>std::numeric_limits&lt;&#160;T&#160;&gt;::epsilon()</code>&#160;</td>
    110. 

  110.         </tr>
    111. 

  111.         <tr>
    112. 

  112.           <td></td>
    113. 

  113.           <td>)</td>
    114. 

  114.           <td></td><td></td>
    115. 

  115.         </tr>
    116. 

  116.       </table>
    117. 

  117. </div>
    118. 

  118. <div class="memdoc">
    119. 

  119. 

  120. <p>Return if a matrix a normalized matrix. </p>
    121. 

  121. <p>From GLM_GTX_matrix_query extension. </p>
    122. 

  122. 

  123. </div>
    124. 

  124. </div>
    125. 

  125. <a class="anchor" id="ga249b7a2cc71db930e512f2a3ad9c9cc8"></a><!-- doxytag: member="glm::gtx::matrix_query::isNormalized" ref="ga249b7a2cc71db930e512f2a3ad9c9cc8" args="(const detail::tmat4x4&lt; T &gt; &amp;m, const T epsilon=std::numeric_limits&lt; T &gt;::epsilon())" -->
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  126. <div class="memitem">
    127. 

  127. <div class="memproto">
    128. 

  128.       <table class="memname">
    129. 

  129.         <tr>
    130. 

  130.           <td class="memname">bool glm::gtx::matrix_query::isNormalized </td>
    131. 

  131.           <td>(</td>
    132. 

  132.           <td class="paramtype">const detail::tmat4x4&lt; T &gt; &amp;&#160;</td>
    133. 

  133.           <td class="paramname"><em>m</em>, </td>
    134. 

  134.         </tr>
    135. 

  135.         <tr>
    136. 

  136.           <td class="paramkey"></td>
    137. 

  137.           <td></td>
    138. 

  138.           <td class="paramtype">const T&#160;</td>
    139. 

  139.           <td class="paramname"><em>epsilon</em> = <code>std::numeric_limits&lt;&#160;T&#160;&gt;::epsilon()</code>&#160;</td>
    140. 

  140.         </tr>
    141. 

  141.         <tr>
    142. 

  142.           <td></td>
    143. 

  143.           <td>)</td>
    144. 

  144.           <td></td><td></td>
    145. 

  145.         </tr>
    146. 

  146.       </table>
    147. 

  147. </div>
    148. 

  148. <div class="memdoc">
    149. 

  149. 

  150. <p>Return if a matrix a normalized matrix. </p>
    151. 

  151. <p>From GLM_GTX_matrix_query extension. </p>
    152. 

  152. 

  153. </div>
    154. 

  154. </div>
    155. 

  155. <a class="anchor" id="ga84fd1f76999aa657ca27f44725b8cc79"></a><!-- doxytag: member="glm::gtx::matrix_query::isNormalized" ref="ga84fd1f76999aa657ca27f44725b8cc79" args="(const detail::tmat3x3&lt; T &gt; &amp;m, const T epsilon=std::numeric_limits&lt; T &gt;::epsilon())" -->
    156. 

  156. <div class="memitem">
    157. 

  157. <div class="memproto">
    158. 

  158.       <table class="memname">
    159. 

  159.         <tr>
    160. 

  160.           <td class="memname">bool glm::gtx::matrix_query::isNormalized </td>
    161. 

  161.           <td>(</td>
    162. 

  162.           <td class="paramtype">const detail::tmat3x3&lt; T &gt; &amp;&#160;</td>
    163. 

  163.           <td class="paramname"><em>m</em>, </td>
    164. 

  164.         </tr>
    165. 

  165.         <tr>
    166. 

  166.           <td class="paramkey"></td>
    167. 

  167.           <td></td>
    168. 

  168.           <td class="paramtype">const T&#160;</td>
    169. 

  169.           <td class="paramname"><em>epsilon</em> = <code>std::numeric_limits&lt;&#160;T&#160;&gt;::epsilon()</code>&#160;</td>
    170. 

  170.         </tr>
    171. 

  171.         <tr>
    172. 

  172.           <td></td>
    173. 

  173.           <td>)</td>
    174. 

  174.           <td></td><td></td>
    175. 

  175.         </tr>
    176. 

  176.       </table>
    177. 

  177. </div>
    178. 

  178. <div class="memdoc">
    179. 

  179. 

  180. <p>Return if a matrix a normalized matrix. </p>
    181. 

  181. <p>From GLM_GTX_matrix_query extension. </p>
    182. 

  182. 

  183. </div>
    184. 

  184. </div>
    185. 

  185. <a class="anchor" id="ga3ea08cf50837874a590ef71c78500b5e"></a><!-- doxytag: member="glm::gtx::matrix_query::isNull" ref="ga3ea08cf50837874a590ef71c78500b5e" args="(const detail::tmat2x2&lt; T &gt; &amp;m, const T epsilon=std::numeric_limits&lt; T &gt;::epsilon())" -->
    186. 

  186. <div class="memitem">
    187. 

  187. <div class="memproto">
    188. 

  188.       <table class="memname">
    189. 

  189.         <tr>
    190. 

  190.           <td class="memname">bool glm::gtx::matrix_query::isNull </td>
    191. 

  191.           <td>(</td>
    192. 

  192.           <td class="paramtype">const detail::tmat2x2&lt; T &gt; &amp;&#160;</td>
    193. 

  193.           <td class="paramname"><em>m</em>, </td>
    194. 

  194.         </tr>
    195. 

  195.         <tr>
    196. 

  196.           <td class="paramkey"></td>
    197. 

  197.           <td></td>
    198. 

  198.           <td class="paramtype">const T&#160;</td>
    199. 

  199.           <td class="paramname"><em>epsilon</em> = <code>std::numeric_limits&lt;&#160;T&#160;&gt;::epsilon()</code>&#160;</td>
    200. 

  200.         </tr>
    201. 

  201.         <tr>
    202. 

  202.           <td></td>
    203. 

  203.           <td>)</td>
    204. 

  204.           <td></td><td></td>
    205. 

  205.         </tr>
    206. 

  206.       </table>
    207. 

  207. </div>
    208. 

  208. <div class="memdoc">
    209. 

  209. 

  210. <p>Return if a matrix a null matrix. </p>
    211. 

  211. <p>From GLM_GTX_matrix_query extension. </p>
    212. 

  212. 

  213. </div>
    214. 

  214. </div>
    215. 

  215. <a class="anchor" id="ga87d08d0f7cef6d818414b7c69ce8e0fc"></a><!-- doxytag: member="glm::gtx::matrix_query::isNull" ref="ga87d08d0f7cef6d818414b7c69ce8e0fc" args="(const detail::tmat3x3&lt; T &gt; &amp;m, const T epsilon=std::numeric_limits&lt; T &gt;::epsilon())" -->
    216. 

  216. <div class="memitem">
    217. 

  217. <div class="memproto">
    218. 

  218.       <table class="memname">
    219. 

  219.         <tr>
    220. 

  220.           <td class="memname">bool glm::gtx::matrix_query::isNull </td>
    221. 

  221.           <td>(</td>
    222. 

  222.           <td class="paramtype">const detail::tmat3x3&lt; T &gt; &amp;&#160;</td>
    223. 

  223.           <td class="paramname"><em>m</em>, </td>
    224. 

  224.         </tr>
    225. 

  225.         <tr>
    226. 

  226.           <td class="paramkey"></td>
    227. 

  227.           <td></td>
    228. 

  228.           <td class="paramtype">const T&#160;</td>
    229. 

  229.           <td class="paramname"><em>epsilon</em> = <code>std::numeric_limits&lt;&#160;T&#160;&gt;::epsilon()</code>&#160;</td>
    230. 

  230.         </tr>
    231. 

  231.         <tr>
    232. 

  232.           <td></td>
    233. 

  233.           <td>)</td>
    234. 

  234.           <td></td><td></td>
    235. 

  235.         </tr>
    236. 

  236.       </table>
    237. 

  237. </div>
    238. 

  238. <div class="memdoc">
    239. 

  239. 

  240. <p>Return if a matrix a null matrix. </p>
    241. 

  241. <p>From GLM_GTX_matrix_query extension. </p>
    242. 

  242. 

  243. </div>
    244. 

  244. </div>
    245. 

  245. <a class="anchor" id="gaaecd78d1c5c5f361a763979311e3d115"></a><!-- doxytag: member="glm::gtx::matrix_query::isNull" ref="gaaecd78d1c5c5f361a763979311e3d115" args="(const detail::tmat4x4&lt; T &gt; &amp;m, const T epsilon=std::numeric_limits&lt; T &gt;::epsilon())" -->
    246. 

  246. <div class="memitem">
    247. 

  247. <div class="memproto">
    248. 

  248.       <table class="memname">
    249. 

  249.         <tr>
    250. 

  250.           <td class="memname">bool glm::gtx::matrix_query::isNull </td>
    251. 

  251.           <td>(</td>
    252. 

  252.           <td class="paramtype">const detail::tmat4x4&lt; T &gt; &amp;&#160;</td>
    253. 

  253.           <td class="paramname"><em>m</em>, </td>
    254. 

  254.         </tr>
    255. 

  255.         <tr>
    256. 

  256.           <td class="paramkey"></td>
    257. 

  257.           <td></td>
    258. 

  258.           <td class="paramtype">const T&#160;</td>
    259. 

  259.           <td class="paramname"><em>epsilon</em> = <code>std::numeric_limits&lt;&#160;T&#160;&gt;::epsilon()</code>&#160;</td>
    260. 

  260.         </tr>
    261. 

  261.         <tr>
    262. 

  262.           <td></td>
    263. 

  263.           <td>)</td>
    264. 

  264.           <td></td><td></td>
    265. 

  265.         </tr>
    266. 

  266.       </table>
    267. 

  267. </div>
    268. 

  268. <div class="memdoc">
    269. 

  269. 

  270. <p>Return if a matrix a null matrix. </p>
    271. 

  271. <p>From GLM_GTX_matrix_query extension. </p>
    272. 

  272. 

  273. </div>
    274. 

  274. </div>
    275. 

  275. <a class="anchor" id="ga87823a9c3fb605773789866fc31f60e8"></a><!-- doxytag: member="glm::gtx::matrix_query::isOrthogonal" ref="ga87823a9c3fb605773789866fc31f60e8" args="(const genType &amp;m, const typename genType::value_type epsilon=std::numeric_limits&lt; typename genType::value_type &gt;::epsilon())" -->
    276. 

  276. <div class="memitem">
    277. 

  277. <div class="memproto">
    278. 

  278.       <table class="memname">
    279. 

  279.         <tr>
    280. 

  280.           <td class="memname">bool glm::gtx::matrix_query::isOrthogonal </td>
    281. 

  281.           <td>(</td>
    282. 

  282.           <td class="paramtype">const genType &amp;&#160;</td>
    283. 

  283.           <td class="paramname"><em>m</em>, </td>
    284. 

  284.         </tr>
    285. 

  285.         <tr>
    286. 

  286.           <td class="paramkey"></td>
    287. 

  287.           <td></td>
    288. 

  288.           <td class="paramtype">const typename genType::value_type&#160;</td>
    289. 

  289.           <td class="paramname"><em>epsilon</em> = <code>std::numeric_limits&lt;&#160;typename&#160;genType::value_type&#160;&gt;::epsilon()</code>&#160;</td>
    290. 

  290.         </tr>
    291. 

  291.         <tr>
    292. 

  292.           <td></td>
    293. 

  293.           <td>)</td>
    294. 

  294.           <td></td><td></td>
    295. 

  295.         </tr>
    296. 

  296.       </table>
    297. 

  297. </div>
    298. 

  298. <div class="memdoc">
    299. 

  299. 

  300. <p>Return if a matrix an orthonormalized matrix. </p>
    301. 

  301. <p>From GLM_GTX_matrix_query extension. </p>
    302. 

  302. 

  303. </div>
    304. 

  304. </div>
    305. 

  305. </div>
    306. 

  306. <hr class="footer"/><address class="footer"><small>Generated by&#160;
    307. 

  307. <a href="http://www.doxygen.org/index.html">
    308. 

  308. <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.4 </small></address>
    309. 

  309. </body>
    310. 

  310. </html>
    311.