group__RandomNumbersFunctions.html 12 KB

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  41. <a href="#func-members">Functions</a> </div>
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  43. <div class="title">Random Numbers<div class="ingroups"><a class="el" href="group__TorqueScriptFunctions.html">Function Categories</a></div></div> </div>
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  48. Functions</h2></td></tr>
  49. <tr class="memitem:ga7c71337aae6090b45b5cb2d68d3f469b"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__TorqueScriptTypes.html#ga3eec930799ce76daa315153278a4cdb2">Float</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__RandomNumbersFunctions.html#ga7c71337aae6090b45b5cb2d68d3f469b">getRandom</a> ([min]?,[max]?)</td></tr>
  50. <tr class="separator:ga7c71337aae6090b45b5cb2d68d3f469b"><td class="memSeparator" colspan="2">&#160;</td></tr>
  51. <tr class="memitem:gaa61b878a209a1da601838f57933de055"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__TorqueScriptTypes.html#ga3eec930799ce76daa315153278a4cdb2">Float</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__RandomNumbersFunctions.html#gaa61b878a209a1da601838f57933de055">getRandomF</a> (min, max)</td></tr>
  52. <tr class="separator:gaa61b878a209a1da601838f57933de055"><td class="memSeparator" colspan="2">&#160;</td></tr>
  53. <tr class="memitem:gae9c56927aa9d8767f81fb489620a8809"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__TorqueScriptTypes.html#ga85be84504cf913ad90b8ee4f264195d3">Integer</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__RandomNumbersFunctions.html#gae9c56927aa9d8767f81fb489620a8809">getRandomSeed</a> ()</td></tr>
  54. <tr class="separator:gae9c56927aa9d8767f81fb489620a8809"><td class="memSeparator" colspan="2">&#160;</td></tr>
  55. <tr class="memitem:gad0e43697ecd1fd287575d886903cb907"><td class="memItemLeft" align="right" valign="top">F32&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__RandomNumbersFunctions.html#gad0e43697ecd1fd287575d886903cb907">mRandF</a> (const F32 f1, const F32 f2)</td></tr>
  56. <tr class="separator:gad0e43697ecd1fd287575d886903cb907"><td class="memSeparator" colspan="2">&#160;</td></tr>
  57. <tr class="memitem:gaf9233afc852115277a3af8e99edb0946"><td class="memItemLeft" align="right" valign="top">S32&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__RandomNumbersFunctions.html#gaf9233afc852115277a3af8e99edb0946">mRandI</a> (const S32 i1, const S32 i2)</td></tr>
  58. <tr class="separator:gaf9233afc852115277a3af8e99edb0946"><td class="memSeparator" colspan="2">&#160;</td></tr>
  59. <tr class="memitem:ga5bf7e67964cfdabe26ad5b514701a0df"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__RandomNumbersFunctions.html#ga5bf7e67964cfdabe26ad5b514701a0df">setRandomSeed</a> (startSeed)</td></tr>
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  61. </table>
  62. <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
  63. <h2 class="groupheader">Function Documentation</h2>
  64. <a class="anchor" id="ga7c71337aae6090b45b5cb2d68d3f469b"></a>
  65. <div class="memitem">
  66. <div class="memproto">
  67. <table class="memname">
  68. <tr>
  69. <td class="memname"><a class="el" href="group__TorqueScriptTypes.html#ga3eec930799ce76daa315153278a4cdb2">Float</a> getRandom </td>
  70. <td>(</td>
  71. <td class="paramtype">[ min ] ?&#160;</td>
  72. <td class="paramname">, </td>
  73. </tr>
  74. <tr>
  75. <td class="paramkey"></td>
  76. <td></td>
  77. <td class="paramtype">[ max ] ?&#160;</td>
  78. <td class="paramname">&#160;</td>
  79. </tr>
  80. <tr>
  81. <td></td>
  82. <td>)</td>
  83. <td></td><td></td>
  84. </tr>
  85. </table>
  86. </div><div class="memdoc">
  87. <p>Use the getRandom function to get a random floating-point or integer value. This function comes in three forms. The first <a class="el" href="group__RandomNumbersFunctions.html#ga7c71337aae6090b45b5cb2d68d3f469b">getRandom()</a> takes no arguments and will return a random floating-point value in the range of 0.0 to 1.0. The second getRandom( max ) takes one argument representing the max integer value this will return. It will return an integer value between 0 and max. The third getRandom( min , max ) takes two arguments representing the min and max integer values this will return. It will return an integer value between min and max. Only the no-args version will return a floating point. </p>
  88. <dl class="params"><dt>Parameters</dt><dd>
  89. <table class="params">
  90. <tr><td class="paramname">min</td><td>Minimum inclusive integer value to return. </td></tr>
  91. <tr><td class="paramname">max</td><td>Maximum inclusive integer value to return. </td></tr>
  92. </table>
  93. </dd>
  94. </dl>
  95. <dl class="section return"><dt>Returns</dt><dd>If no arguments are passed, will return a floating-point value between 0.0 and 1.0. If one argument is passed, will return an integer value between 0 and max inclusive. If two arguments are passed, will return an integer value between min and max inclusive. </dd></dl>
  96. <dl class="section see"><dt>See Also</dt><dd><a class="el" href="group__RandomNumbersFunctions.html#gae9c56927aa9d8767f81fb489620a8809">getRandomSeed</a> </dd></dl>
  97. </div>
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  104. <td class="memname"><a class="el" href="group__TorqueScriptTypes.html#ga3eec930799ce76daa315153278a4cdb2">Float</a> getRandomF </td>
  105. <td>(</td>
  106. <td class="paramtype">min&#160;</td>
  107. <td class="paramname">, </td>
  108. </tr>
  109. <tr>
  110. <td class="paramkey"></td>
  111. <td></td>
  112. <td class="paramtype">max&#160;</td>
  113. <td class="paramname">&#160;</td>
  114. </tr>
  115. <tr>
  116. <td></td>
  117. <td>)</td>
  118. <td></td><td></td>
  119. </tr>
  120. </table>
  121. </div><div class="memdoc">
  122. <p>Gets a random floating-point number from min to max. </p>
  123. <dl class="params"><dt>Parameters</dt><dd>
  124. <table class="params">
  125. <tr><td class="paramname">min</td><td>The minimum range of the random floating-point number. </td></tr>
  126. <tr><td class="paramname">max</td><td>The maximum range of the random floating-point number. </td></tr>
  127. </table>
  128. </dd>
  129. </dl>
  130. <dl class="section return"><dt>Returns</dt><dd>A random floating-point number from min to max. </dd></dl>
  131. </div>
  132. </div>
  133. <a class="anchor" id="gae9c56927aa9d8767f81fb489620a8809"></a>
  134. <div class="memitem">
  135. <div class="memproto">
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  137. <tr>
  138. <td class="memname"><a class="el" href="group__TorqueScriptTypes.html#ga85be84504cf913ad90b8ee4f264195d3">Integer</a> getRandomSeed </td>
  139. <td>(</td>
  140. <td class="paramname"></td><td>)</td>
  141. <td></td>
  142. </tr>
  143. </table>
  144. </div><div class="memdoc">
  145. <p>Use the getRandomSeed function to get the current seed for the random generator. You can re-seed the generator with this value to allow you to recreate a random sequence. Merely save the seed and execute your random sequence. Later, to reproduce this sequence re-seed the generator with setRandomSeed and your saved value. Then, the generator will produce the same random sequence that followed the call to getRandomSeed. </p>
  146. <dl class="section return"><dt>Returns</dt><dd>Returns an integer value representing the current seed of the random generator. </dd></dl>
  147. <dl class="section see"><dt>See Also</dt><dd><a class="el" href="group__RandomNumbersFunctions.html#ga7c71337aae6090b45b5cb2d68d3f469b">getRandom</a>, <a class="el" href="group__RandomNumbersFunctions.html#ga5bf7e67964cfdabe26ad5b514701a0df">setRandomSeed</a> </dd></dl>
  148. </div>
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  155. <td class="memname">F32 mRandF </td>
  156. <td>(</td>
  157. <td class="paramtype">const F32&#160;</td>
  158. <td class="paramname"><em>f1</em>, </td>
  159. </tr>
  160. <tr>
  161. <td class="paramkey"></td>
  162. <td></td>
  163. <td class="paramtype">const F32&#160;</td>
  164. <td class="paramname"><em>f2</em>&#160;</td>
  165. </tr>
  166. <tr>
  167. <td></td>
  168. <td>)</td>
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  180. <td class="memname">S32 mRandI </td>
  181. <td>(</td>
  182. <td class="paramtype">const S32&#160;</td>
  183. <td class="paramname"><em>i1</em>, </td>
  184. </tr>
  185. <tr>
  186. <td class="paramkey"></td>
  187. <td></td>
  188. <td class="paramtype">const S32&#160;</td>
  189. <td class="paramname"><em>i2</em>&#160;</td>
  190. </tr>
  191. <tr>
  192. <td></td>
  193. <td>)</td>
  194. <td></td><td></td>
  195. </tr>
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  205. <td class="memname">void setRandomSeed </td>
  206. <td>(</td>
  207. <td class="paramtype">startSeed&#160;</td>
  208. <td class="paramname"></td><td>)</td>
  209. <td></td>
  210. </tr>
  211. </table>
  212. </div><div class="memdoc">
  213. <p>Use the setRandomSeed function to initialize the random number generator with the initial seed of startSeed. </p>
  214. <dl class="params"><dt>Parameters</dt><dd>
  215. <table class="params">
  216. <tr><td class="paramname">startSeed</td><td>The new starting seed value for the random generator. </td></tr>
  217. </table>
  218. </dd>
  219. </dl>
  220. <dl class="section return"><dt>Returns</dt><dd>No return value. </dd></dl>
  221. <dl class="section see"><dt>See Also</dt><dd><a class="el" href="group__RandomNumbersFunctions.html#ga7c71337aae6090b45b5cb2d68d3f469b">getRandom</a>, <a class="el" href="group__RandomNumbersFunctions.html#gae9c56927aa9d8767f81fb489620a8809">getRandomSeed</a> </dd></dl>
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