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    37. 

  37. <div class="title">ulp.hpp</div>  </div>
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  39. <div class="contents">
    40. 

  40. <div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 
    41. 

  41. <a name="l00002"></a>00002 <span class="comment">// OpenGL Mathematics Copyright (c) 2005 - 2011 G-Truc Creation (www.g-truc.net)</span>
    42. 

  42. <a name="l00004"></a>00004 <span class="comment"></span><span class="comment">// Created : 2011-02-21</span>
    43. 

  43. <a name="l00005"></a>00005 <span class="comment">// Updated : 2009-02-21</span>
    44. 

  44. <a name="l00006"></a>00006 <span class="comment">// Licence : This source is under MIT License</span>
    45. 

  45. <a name="l00007"></a>00007 <span class="comment">// File    : glm/gtx/ulp.hpp</span>
    46. 

  46. <a name="l00009"></a>00009 <span class="comment"></span><span class="comment">// Dependency:</span>
    47. 

  47. <a name="l00010"></a>00010 <span class="comment">// - GLM core</span>
    48. 

  48. <a name="l00012"></a>00012 <span class="comment"></span>
    49. 

  49. <a name="l00013"></a>00013 <span class="preprocessor">#ifndef glm_gtx_ulp</span>
    50. 

  50. <a name="l00014"></a>00014 <span class="preprocessor"></span><span class="preprocessor">#define glm_gtx_ulp</span>
    51. 

  51. <a name="l00015"></a>00015 <span class="preprocessor"></span>
    52. 

  52. <a name="l00016"></a>00016 <span class="comment">// Dependency:</span>
    53. 

  53. <a name="l00017"></a>00017 <span class="preprocessor">#include &quot;../glm.hpp&quot;</span>
    54. 

  54. <a name="l00018"></a>00018 
    55. 

  55. <a name="l00019"></a>00019 <span class="preprocessor">#if(defined(GLM_MESSAGES) &amp;&amp; !defined(glm_ext))</span>
    56. 

  56. <a name="l00020"></a>00020 <span class="preprocessor"></span><span class="preprocessor">#       pragma message(&quot;GLM: GLM_GTX_ulp extension included&quot;)</span>
    57. 

  57. <a name="l00021"></a>00021 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
    58. 

  58. <a name="l00022"></a>00022 <span class="preprocessor"></span>
    59. 

  59. <a name="l00023"></a>00023 <span class="keyword">namespace </span>glm{
    60. 

  60. <a name="l00024"></a>00024 <span class="keyword">namespace </span>gtx{
    61. 

  61. <a name="l00025"></a><a class="code" href="a00221.html">00025</a> <span class="keyword">namespace </span>ulp 
    62. 

  62. <a name="l00026"></a>00026 {
    63. 

  63. <a name="l00029"></a>00029 
    64. 

  64. <a name="l00032"></a>00032     <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genType&gt;
    65. 

  65. <a name="l00033"></a>00033     genType <a class="code" href="a00308.html#gafbc30acc96f02e05cdbce1c035304e89" title="Return the next ULP value(s) after the input value(s).">next_float</a>(genType <span class="keyword">const</span> &amp; x);
    66. 

  66. <a name="l00034"></a>00034         
    67. 

  67. <a name="l00037"></a>00037     <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genType&gt;
    68. 

  68. <a name="l00038"></a>00038     genType <a class="code" href="a00308.html#ga5684a773c89402ea0c9fc71d17d2d54e" title="Return the previous ULP value(s) before the input value(s).">prev_float</a>(genType <span class="keyword">const</span> &amp; x);
    69. 

  69. <a name="l00039"></a>00039 
    70. 

  70. <a name="l00042"></a>00042     <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genType&gt;
    71. 

  71. <a name="l00043"></a>00043     genType <a class="code" href="a00308.html#gafbc30acc96f02e05cdbce1c035304e89" title="Return the next ULP value(s) after the input value(s).">next_float</a>(genType <span class="keyword">const</span> &amp; x, <a class="code" href="a00155.html#a4d16da297112d05af72fc456a1c4f386" title="Unsigned integer.">uint</a> <span class="keyword">const</span> &amp; Distance);
    72. 

  72. <a name="l00044"></a>00044         
    73. 

  73. <a name="l00047"></a>00047     <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genType&gt;
    74. 

  74. <a name="l00048"></a>00048     genType <a class="code" href="a00308.html#ga5684a773c89402ea0c9fc71d17d2d54e" title="Return the previous ULP value(s) before the input value(s).">prev_float</a>(genType <span class="keyword">const</span> &amp; x, <a class="code" href="a00155.html#a4d16da297112d05af72fc456a1c4f386" title="Unsigned integer.">uint</a> <span class="keyword">const</span> &amp; Distance);
    75. 

  75. <a name="l00049"></a>00049         
    76. 

  76. <a name="l00052"></a>00052     <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
    77. 

  77. <a name="l00053"></a>00053     <a class="code" href="a00155.html#a4d16da297112d05af72fc456a1c4f386" title="Unsigned integer.">uint</a> <a class="code" href="a00308.html#ga4c11d1ac2c81fd5d35229565c648db4d" title="Return the distance in the number of ULP between 2 scalars.">float_distance</a>(T <span class="keyword">const</span> &amp; x, T <span class="keyword">const</span> &amp; y);
    78. 

  78. <a name="l00054"></a>00054         
    79. 

  79. <a name="l00057"></a>00057     <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, <span class="keyword">template</span>&lt;<span class="keyword">typename</span>&gt; <span class="keyword">class </span>vecType&gt;
    80. 

  80. <a name="l00058"></a>00058     vecType&lt;uint&gt; <a class="code" href="a00308.html#ga4c11d1ac2c81fd5d35229565c648db4d" title="Return the distance in the number of ULP between 2 scalars.">float_distance</a>(vecType&lt;T&gt; <span class="keyword">const</span> &amp; x, vecType&lt;T&gt; <span class="keyword">const</span> &amp; y);
    81. 

  81. <a name="l00059"></a>00059         
    82. 

  82. <a name="l00061"></a>00061 }<span class="comment">// namespace ulp</span>
    83. 

  83. <a name="l00062"></a>00062 }<span class="comment">// namespace gtx</span>
    84. 

  84. <a name="l00063"></a>00063 }<span class="comment">// namespace glm</span>
    85. 

  85. <a name="l00064"></a>00064 
    86. 

  86. <a name="l00065"></a>00065 <span class="preprocessor">#include &quot;ulp.inl&quot;</span>
    87. 

  87. <a name="l00066"></a>00066 
    88. 

  88. <a name="l00067"></a>00067 <span class="keyword">namespace </span>glm{<span class="keyword">using namespace </span>gtx::ulp;}
    89. 

  89. <a name="l00068"></a>00068 
    90. 

  90. <a name="l00069"></a>00069 <span class="preprocessor">#endif//glm_gtx_ulp</span>
    91. 

  91. <a name="l00070"></a>00070 <span class="preprocessor"></span>
    92. 

  92. </pre></div></div>
    93. 

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