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  5. <title>GLM: half_float.hpp Source File</title>
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    24. 

  24. <h1>half_float.hpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 
    25. 

  25. <a name="l00002"></a>00002 <span class="comment">// OpenGL Mathematics Copyright (c) 2005 - 2009 G-Truc Creation (www.g-truc.net)</span>
    26. 

  26. <a name="l00004"></a>00004 <span class="comment"></span><span class="comment">// Created : 2009-04-29</span>
    27. 

  27. <a name="l00005"></a>00005 <span class="comment">// Updated : 2009-04-29</span>
    28. 

  28. <a name="l00006"></a>00006 <span class="comment">// Licence : This source is under MIT License</span>
    29. 

  29. <a name="l00007"></a>00007 <span class="comment">// File    : glm/gtc/half_float.hpp</span>
    30. 

  30. <a name="l00009"></a>00009 <span class="comment"></span>
    31. 

  31. <a name="l00010"></a>00010 <span class="preprocessor">#ifndef glm_gtc_half_float</span>
    32. 

  32. <a name="l00011"></a>00011 <span class="preprocessor"></span><span class="preprocessor">#define glm_gtc_half_float</span>
    33. 

  33. <a name="l00012"></a>00012 <span class="preprocessor"></span>
    34. 

  34. <a name="l00013"></a>00013 <span class="comment">// Dependency:</span>
    35. 

  35. <a name="l00014"></a>00014 <span class="preprocessor">#include &quot;../glm.hpp&quot;</span>
    36. 

  36. <a name="l00015"></a>00015 
    37. 

  37. <a name="l00016"></a>00016 <span class="keyword">namespace </span>glm
    38. 

  38. <a name="l00017"></a>00017 {
    39. 

  39. <a name="l00018"></a>00018         <span class="keyword">namespace </span>test{
    40. 

  40. <a name="l00019"></a>00019                 <span class="keywordtype">bool</span> main_gtc_half_float();
    41. 

  41. <a name="l00020"></a>00020         }<span class="comment">//namespace test</span>
    42. 

  42. <a name="l00021"></a>00021 
    43. 

  43. <a name="l00022"></a>00022         <span class="keyword">namespace </span>detail
    44. 

  44. <a name="l00023"></a>00023         {
    45. 

  45. <a name="l00024"></a>00024 <span class="preprocessor">#ifndef GLM_USE_ANONYMOUS_UNION</span>
    46. 

  46. <a name="l00025"></a>00025 <span class="preprocessor"></span>                <span class="keyword">template</span> &lt;&gt;
    47. 

  47. <a name="l00026"></a>00026                 <span class="keyword">struct </span>tvec2&lt;thalf&gt;
    48. 

  48. <a name="l00027"></a>00027                 {
    49. 

  49. <a name="l00029"></a>00029                         <span class="comment">// Typedef (Implementation details)</span>
    50. 

  50. <a name="l00030"></a>00030 
    51. 

  51. <a name="l00031"></a>00031                         <span class="keyword">typedef</span> thalf value_type;
    52. 

  52. <a name="l00032"></a>00032                         <span class="keyword">typedef</span> thalf&amp; value_reference;
    53. 

  53. <a name="l00033"></a>00033                         <span class="keyword">typedef</span> thalf* value_pointer;
    54. 

  54. <a name="l00034"></a>00034                         <span class="keyword">typedef</span> tvec2&lt;bool&gt; bool_type;
    55. 

  55. <a name="l00035"></a>00035 
    56. 

  56. <a name="l00036"></a>00036                         <span class="keyword">typedef</span> sizeType size_type;
    57. 

  57. <a name="l00037"></a>00037                         <span class="keyword">static</span> size_type value_size();
    58. 

  58. <a name="l00038"></a>00038                         <span class="keyword">static</span> <span class="keywordtype">bool</span> is_vector();
    59. 

  59. <a name="l00039"></a>00039 
    60. 

  60. <a name="l00040"></a>00040                         <span class="keyword">typedef</span> tvec2&lt;thalf&gt; type;
    61. 

  61. <a name="l00041"></a>00041                         <span class="keyword">typedef</span> tvec2&lt;thalf&gt;* pointer;
    62. 

  62. <a name="l00042"></a>00042                         <span class="keyword">typedef</span> <span class="keyword">const</span> tvec2&lt;thalf&gt;* const_pointer;
    63. 

  63. <a name="l00043"></a>00043                         <span class="keyword">typedef</span> <span class="keyword">const</span> tvec2&lt;thalf&gt;*<span class="keyword">const</span> const_pointer_const;
    64. 

  64. <a name="l00044"></a>00044                         <span class="keyword">typedef</span> tvec2&lt;thalf&gt;*<span class="keyword">const</span> pointer_const;
    65. 

  65. <a name="l00045"></a>00045                         <span class="keyword">typedef</span> tvec2&lt;thalf&gt;&amp; reference;
    66. 

  66. <a name="l00046"></a>00046                         <span class="keyword">typedef</span> <span class="keyword">const</span> tvec2&lt;thalf&gt;&amp; const_reference;
    67. 

  67. <a name="l00047"></a>00047                         <span class="keyword">typedef</span> <span class="keyword">const</span> tvec2&lt;thalf&gt;&amp; param_type;
    68. 

  68. <a name="l00048"></a>00048 
    69. 

  69. <a name="l00050"></a>00050                         <span class="comment">// Data</span>
    70. 

  70. <a name="l00051"></a>00051 
    71. 

  71. <a name="l00052"></a>00052                         thalf x, y;
    72. 

  72. <a name="l00053"></a>00053 
    73. 

  73. <a name="l00055"></a>00055                         <span class="comment">// Accesses</span>
    74. 

  74. <a name="l00056"></a>00056 
    75. 

  75. <a name="l00057"></a>00057                         thalf&amp; operator[](size_type i);
    76. 

  76. <a name="l00058"></a>00058                         thalf operator[](size_type i) <span class="keyword">const</span>;
    77. 

  77. <a name="l00059"></a>00059 
    78. 

  78. <a name="l00061"></a>00061                         <span class="comment">// Address (Implementation details)</span>
    79. 

  79. <a name="l00062"></a>00062 
    80. 

  80. <a name="l00063"></a>00063                         thalf <span class="keyword">const</span> * <span class="keyword">const</span> _address()<span class="keyword"> const</span>{<span class="keywordflow">return</span> (value_type*)(<span class="keyword">this</span>);}
    81. 

  81. <a name="l00064"></a>00064                         thalf * _address(){<span class="keywordflow">return</span> (value_type*)(<span class="keyword">this</span>);}
    82. 

  82. <a name="l00065"></a>00065 
    83. 

  83. <a name="l00067"></a>00067                         <span class="comment">// Implicit basic constructors</span>
    84. 

  84. <a name="l00068"></a>00068 
    85. 

  85. <a name="l00069"></a>00069                         tvec2();
    86. 

  86. <a name="l00070"></a>00070                         tvec2(tvec2&lt;thalf&gt; <span class="keyword">const</span> &amp; v);
    87. 

  87. <a name="l00071"></a>00071 
    88. 

  88. <a name="l00073"></a>00073                         <span class="comment">// Explicit basic constructors</span>
    89. 

  89. <a name="l00074"></a>00074 
    90. 

  90. <a name="l00075"></a>00075                         <span class="keyword">explicit</span> tvec2(thalf s);
    91. 

  91. <a name="l00076"></a>00076                         <span class="keyword">explicit</span> tvec2(thalf s1, thalf s2);
    92. 

  92. <a name="l00077"></a>00077 
    93. 

  93. <a name="l00079"></a>00079                         <span class="comment">// Swizzle constructors</span>
    94. 

  94. <a name="l00080"></a>00080 
    95. 

  95. <a name="l00081"></a>00081                         tvec2(tref2&lt;thalf&gt; <span class="keyword">const</span> &amp; r);
    96. 

  96. <a name="l00082"></a>00082 
    97. 

  97. <a name="l00084"></a>00084                         <span class="comment">// Convertion scalar constructors</span>
    98. 

  98. <a name="l00085"></a>00085 
    99. 

  99. <a name="l00087"></a>00087                         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> U&gt; 
    100. 

  100. <a name="l00088"></a>00088                         <span class="keyword">explicit</span> tvec2(U x);
    101. 

  101. <a name="l00090"></a>00090                         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> U, <span class="keyword">typename</span> V&gt; 
    102. 

  102. <a name="l00091"></a>00091                         <span class="keyword">explicit</span> tvec2(U x, V y);                       
    103. 

  103. <a name="l00092"></a>00092 
    104. 

  104. <a name="l00094"></a>00094                         <span class="comment">// Convertion vector constructors</span>
    105. 

  105. <a name="l00095"></a>00095 
    106. 

  106. <a name="l00097"></a>00097                         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> U&gt; 
    107. 

  107. <a name="l00098"></a>00098                         <span class="keyword">explicit</span> tvec2(tvec2&lt;U&gt; <span class="keyword">const</span> &amp; v);
    108. 

  108. <a name="l00100"></a>00100                         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> U&gt; 
    109. 

  109. <a name="l00101"></a>00101                         <span class="keyword">explicit</span> tvec2(tvec3&lt;U&gt; <span class="keyword">const</span> &amp; v);
    110. 

  110. <a name="l00103"></a>00103                         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> U&gt; 
    111. 

  111. <a name="l00104"></a>00104                         <span class="keyword">explicit</span> tvec2(tvec4&lt;U&gt; <span class="keyword">const</span> &amp; v);
    112. 

  112. <a name="l00105"></a>00105 
    113. 

  113. <a name="l00107"></a>00107                         <span class="comment">// Unary arithmetic operators</span>
    114. 

  114. <a name="l00108"></a>00108 
    115. 

  115. <a name="l00109"></a>00109                         tvec2&lt;thalf&gt;&amp; operator= (tvec2&lt;thalf&gt; <span class="keyword">const</span> &amp; v);
    116. 

  116. <a name="l00110"></a>00110 
    117. 

  117. <a name="l00111"></a>00111                         tvec2&lt;thalf&gt;&amp; operator+=(thalf s);
    118. 

  118. <a name="l00112"></a>00112                         tvec2&lt;thalf&gt;&amp; operator+=(tvec2&lt;thalf&gt; <span class="keyword">const</span> &amp; v);
    119. 

  119. <a name="l00113"></a>00113                         tvec2&lt;thalf&gt;&amp; operator-=(thalf s);
    120. 

  120. <a name="l00114"></a>00114                         tvec2&lt;thalf&gt;&amp; operator-=(tvec2&lt;thalf&gt; <span class="keyword">const</span> &amp; v);
    121. 

  121. <a name="l00115"></a>00115                         tvec2&lt;thalf&gt;&amp; operator*=(thalf s);
    122. 

  122. <a name="l00116"></a>00116                         tvec2&lt;thalf&gt;&amp; operator*=(tvec2&lt;thalf&gt; <span class="keyword">const</span> &amp; v);
    123. 

  123. <a name="l00117"></a>00117                         tvec2&lt;thalf&gt;&amp; operator/=(thalf s);
    124. 

  124. <a name="l00118"></a>00118                         tvec2&lt;thalf&gt;&amp; operator/=(tvec2&lt;thalf&gt; <span class="keyword">const</span> &amp; v);
    125. 

  125. <a name="l00119"></a>00119                         tvec2&lt;thalf&gt;&amp; operator++();
    126. 

  126. <a name="l00120"></a>00120                         tvec2&lt;thalf&gt;&amp; operator--();
    127. 

  127. <a name="l00121"></a>00121 
    128. 

  128. <a name="l00123"></a>00123                         <span class="comment">// Swizzle operators</span>
    129. 

  129. <a name="l00124"></a>00124 
    130. 

  130. <a name="l00125"></a>00125                         thalf swizzle(comp X) <span class="keyword">const</span>;
    131. 

  131. <a name="l00126"></a>00126                         tvec2&lt;thalf&gt; swizzle(comp X, comp Y) <span class="keyword">const</span>;
    132. 

  132. <a name="l00127"></a>00127                         tvec3&lt;thalf&gt; swizzle(comp X, comp Y, comp Z) <span class="keyword">const</span>;
    133. 

  133. <a name="l00128"></a>00128                         tvec4&lt;thalf&gt; swizzle(comp X, comp Y, comp Z, comp W) <span class="keyword">const</span>;
    134. 

  134. <a name="l00129"></a>00129                         tref2&lt;thalf&gt; swizzle(comp X, comp Y);
    135. 

  135. <a name="l00130"></a>00130                 };
    136. 

  136. <a name="l00131"></a>00131 
    137. 

  137. <a name="l00132"></a>00132                 <span class="keyword">template</span> &lt;&gt;
    138. 

  138. <a name="l00133"></a>00133                 <span class="keyword">struct </span>tvec3&lt;thalf&gt;
    139. 

  139. <a name="l00134"></a>00134                 {
    140. 

  140. <a name="l00136"></a>00136                         <span class="comment">// Typedef (Implementation details)</span>
    141. 

  141. <a name="l00137"></a>00137 
    142. 

  142. <a name="l00138"></a>00138                         <span class="keyword">typedef</span> thalf value_type;
    143. 

  143. <a name="l00139"></a>00139                         <span class="keyword">typedef</span> thalf&amp; value_reference;
    144. 

  144. <a name="l00140"></a>00140                         <span class="keyword">typedef</span> thalf* value_pointer;
    145. 

  145. <a name="l00141"></a>00141                         <span class="keyword">typedef</span> tvec3&lt;bool&gt; bool_type;
    146. 

  146. <a name="l00142"></a>00142 
    147. 

  147. <a name="l00143"></a>00143                         <span class="keyword">typedef</span> glm::sizeType size_type;
    148. 

  148. <a name="l00144"></a>00144                         <span class="keyword">static</span> size_type value_size();
    149. 

  149. <a name="l00145"></a>00145                         <span class="keyword">static</span> <span class="keywordtype">bool</span> is_vector();
    150. 

  150. <a name="l00146"></a>00146 
    151. 

  151. <a name="l00147"></a>00147                         <span class="keyword">typedef</span> tvec3&lt;thalf&gt; type;
    152. 

  152. <a name="l00148"></a>00148                         <span class="keyword">typedef</span> tvec3&lt;thalf&gt; * pointer;
    153. 

  153. <a name="l00149"></a>00149                         <span class="keyword">typedef</span> tvec3&lt;thalf&gt; <span class="keyword">const</span> * const_pointer;
    154. 

  154. <a name="l00150"></a>00150                         <span class="keyword">typedef</span> tvec3&lt;thalf&gt; <span class="keyword">const</span> * <span class="keyword">const</span> const_pointer_const;
    155. 

  155. <a name="l00151"></a>00151                         <span class="keyword">typedef</span> tvec3&lt;thalf&gt; * <span class="keyword">const</span> pointer_const;
    156. 

  156. <a name="l00152"></a>00152                         <span class="keyword">typedef</span> tvec3&lt;thalf&gt; &amp; reference;
    157. 

  157. <a name="l00153"></a>00153                         <span class="keyword">typedef</span> tvec3&lt;thalf&gt; <span class="keyword">const</span> &amp; const_reference;
    158. 

  158. <a name="l00154"></a>00154                         <span class="keyword">typedef</span> tvec3&lt;thalf&gt; <span class="keyword">const</span> &amp; param_type;
    159. 

  159. <a name="l00155"></a>00155 
    160. 

  160. <a name="l00157"></a>00157                         <span class="comment">// Data</span>
    161. 

  161. <a name="l00158"></a>00158 
    162. 

  162. <a name="l00159"></a>00159                         thalf x, y, z;
    163. 

  163. <a name="l00160"></a>00160 
    164. 

  164. <a name="l00162"></a>00162                         <span class="comment">// Accesses</span>
    165. 

  165. <a name="l00163"></a>00163 
    166. 

  166. <a name="l00164"></a>00164                         thalf&amp; operator[](size_type i);
    167. 

  167. <a name="l00165"></a>00165                         thalf operator[](size_type i) <span class="keyword">const</span>;
    168. 

  168. <a name="l00166"></a>00166 
    169. 

  169. <a name="l00168"></a>00168                         <span class="comment">// Address (Implementation details)</span>
    170. 

  170. <a name="l00169"></a>00169 
    171. 

  171. <a name="l00170"></a>00170                         <span class="keyword">const</span> value_type* _address()<span class="keyword"> const</span>{<span class="keywordflow">return</span> (value_type*)(<span class="keyword">this</span>);}
    172. 

  172. <a name="l00171"></a>00171                         value_type* _address(){<span class="keywordflow">return</span> (value_type*)(<span class="keyword">this</span>);}
    173. 

  173. <a name="l00172"></a>00172 
    174. 

  174. <a name="l00174"></a>00174                         <span class="comment">// Implicit basic constructors</span>
    175. 

  175. <a name="l00175"></a>00175 
    176. 

  176. <a name="l00176"></a>00176                         tvec3();
    177. 

  177. <a name="l00177"></a>00177                         tvec3(tvec3&lt;thalf&gt; <span class="keyword">const</span> &amp; v);
    178. 

  178. <a name="l00178"></a>00178 
    179. 

  179. <a name="l00180"></a>00180                         <span class="comment">// Explicit basic constructors</span>
    180. 

  180. <a name="l00181"></a>00181 
    181. 

  181. <a name="l00182"></a>00182                         <span class="keyword">explicit</span> tvec3(thalf s);
    182. 

  182. <a name="l00183"></a>00183                         <span class="keyword">explicit</span> tvec3(thalf s1, thalf s2, thalf s3);
    183. 

  183. <a name="l00184"></a>00184 
    184. 

  184. <a name="l00186"></a>00186                         <span class="comment">// Swizzle constructors</span>
    185. 

  185. <a name="l00187"></a>00187 
    186. 

  186. <a name="l00188"></a>00188                         tvec3(tref3&lt;thalf&gt; <span class="keyword">const</span> &amp; r);
    187. 

  187. <a name="l00189"></a>00189 
    188. 

  188. <a name="l00191"></a>00191                         <span class="comment">// Convertion scalar constructors</span>
    189. 

  189. <a name="l00192"></a>00192 
    190. 

  190. <a name="l00194"></a>00194                         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> U&gt; 
    191. 

  191. <a name="l00195"></a>00195                         <span class="keyword">explicit</span> tvec3(U x);
    192. 

  192. <a name="l00197"></a>00197                         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> U, <span class="keyword">typename</span> V, <span class="keyword">typename</span> W&gt; 
    193. 

  193. <a name="l00198"></a>00198                         <span class="keyword">explicit</span> tvec3(U x, V y, W z);                  
    194. 

  194. <a name="l00199"></a>00199 
    195. 

  195. <a name="l00201"></a>00201                         <span class="comment">// Convertion vector constructors</span>
    196. 

  196. <a name="l00202"></a>00202 
    197. 

  197. <a name="l00204"></a>00204                         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> A, <span class="keyword">typename</span> B&gt; 
    198. 

  198. <a name="l00205"></a>00205                         <span class="keyword">explicit</span> tvec3(<span class="keyword">const</span> tvec2&lt;A&gt;&amp; v, B s);
    199. 

  199. <a name="l00207"></a>00207                         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> A, <span class="keyword">typename</span> B&gt; 
    200. 

  200. <a name="l00208"></a>00208                         <span class="keyword">explicit</span> tvec3(A s, <span class="keyword">const</span> tvec2&lt;B&gt;&amp; v);
    201. 

  201. <a name="l00210"></a>00210                         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> U&gt; 
    202. 

  202. <a name="l00211"></a>00211                         <span class="keyword">explicit</span> tvec3(tvec3&lt;U&gt; <span class="keyword">const</span> &amp; v);
    203. 

  203. <a name="l00213"></a>00213                         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> U&gt; 
    204. 

  204. <a name="l00214"></a>00214                         <span class="keyword">explicit</span> tvec3(tvec4&lt;U&gt; <span class="keyword">const</span> &amp; v);
    205. 

  205. <a name="l00215"></a>00215 
    206. 

  206. <a name="l00217"></a>00217                         <span class="comment">// Unary arithmetic operators</span>
    207. 

  207. <a name="l00218"></a>00218 
    208. 

  208. <a name="l00219"></a>00219                         tvec3&lt;thalf&gt;&amp; operator= (tvec3&lt;thalf&gt; <span class="keyword">const</span> &amp; v);
    209. 

  209. <a name="l00220"></a>00220 
    210. 

  210. <a name="l00221"></a>00221                         tvec3&lt;thalf&gt;&amp; operator+=(thalf s);
    211. 

  211. <a name="l00222"></a>00222                         tvec3&lt;thalf&gt;&amp; operator+=(tvec3&lt;thalf&gt; <span class="keyword">const</span> &amp; v);
    212. 

  212. <a name="l00223"></a>00223                         tvec3&lt;thalf&gt;&amp; operator-=(thalf s);
    213. 

  213. <a name="l00224"></a>00224                         tvec3&lt;thalf&gt;&amp; operator-=(tvec3&lt;thalf&gt; <span class="keyword">const</span> &amp; v);
    214. 

  214. <a name="l00225"></a>00225                         tvec3&lt;thalf&gt;&amp; operator*=(thalf s);
    215. 

  215. <a name="l00226"></a>00226                         tvec3&lt;thalf&gt;&amp; operator*=(tvec3&lt;thalf&gt; <span class="keyword">const</span> &amp; v);
    216. 

  216. <a name="l00227"></a>00227                         tvec3&lt;thalf&gt;&amp; operator/=(thalf s);
    217. 

  217. <a name="l00228"></a>00228                         tvec3&lt;thalf&gt;&amp; operator/=(tvec3&lt;thalf&gt; <span class="keyword">const</span> &amp; v);
    218. 

  218. <a name="l00229"></a>00229                         tvec3&lt;thalf&gt;&amp; operator++();
    219. 

  219. <a name="l00230"></a>00230                         tvec3&lt;thalf&gt;&amp; operator--();
    220. 

  220. <a name="l00231"></a>00231 
    221. 

  221. <a name="l00233"></a>00233                         <span class="comment">// Swizzle operators</span>
    222. 

  222. <a name="l00234"></a>00234 
    223. 

  223. <a name="l00235"></a>00235                         thalf swizzle(comp X) <span class="keyword">const</span>;
    224. 

  224. <a name="l00236"></a>00236                         tvec2&lt;thalf&gt; swizzle(comp X, comp Y) <span class="keyword">const</span>;
    225. 

  225. <a name="l00237"></a>00237                         tvec3&lt;thalf&gt; swizzle(comp X, comp Y, comp Z) <span class="keyword">const</span>;
    226. 

  226. <a name="l00238"></a>00238                         tvec4&lt;thalf&gt; swizzle(comp X, comp Y, comp Z, comp W) <span class="keyword">const</span>;
    227. 

  227. <a name="l00239"></a>00239                         tref3&lt;thalf&gt; swizzle(comp X, comp Y, comp Z);
    228. 

  228. <a name="l00240"></a>00240                 };
    229. 

  229. <a name="l00241"></a>00241 
    230. 

  230. <a name="l00242"></a>00242                 <span class="keyword">template</span> &lt;&gt;
    231. 

  231. <a name="l00243"></a>00243                 <span class="keyword">struct </span>tvec4&lt;thalf&gt;
    232. 

  232. <a name="l00244"></a>00244                 {
    233. 

  233. <a name="l00246"></a>00246                         <span class="comment">// Typedef (Implementation details)</span>
    234. 

  234. <a name="l00247"></a>00247 
    235. 

  235. <a name="l00248"></a>00248                         <span class="keyword">typedef</span> thalf value_type;
    236. 

  236. <a name="l00249"></a>00249                         <span class="keyword">typedef</span> thalf&amp; value_reference;
    237. 

  237. <a name="l00250"></a>00250                         <span class="keyword">typedef</span> thalf* value_pointer;
    238. 

  238. <a name="l00251"></a>00251                         <span class="keyword">typedef</span> tvec4&lt;bool&gt; bool_type;
    239. 

  239. <a name="l00252"></a>00252 
    240. 

  240. <a name="l00253"></a>00253                         <span class="keyword">typedef</span> glm::sizeType size_type;
    241. 

  241. <a name="l00254"></a>00254                         <span class="keyword">static</span> size_type value_size();
    242. 

  242. <a name="l00255"></a>00255                         <span class="keyword">static</span> <span class="keywordtype">bool</span> is_vector();
    243. 

  243. <a name="l00256"></a>00256 
    244. 

  244. <a name="l00257"></a>00257                         <span class="keyword">typedef</span> tvec4&lt;thalf&gt; type;
    245. 

  245. <a name="l00258"></a>00258                         <span class="keyword">typedef</span> tvec4&lt;thalf&gt; * pointer;
    246. 

  246. <a name="l00259"></a>00259                         <span class="keyword">typedef</span> tvec4&lt;thalf&gt; <span class="keyword">const</span> * const_pointer;
    247. 

  247. <a name="l00260"></a>00260                         <span class="keyword">typedef</span> tvec4&lt;thalf&gt; <span class="keyword">const</span> * <span class="keyword">const</span> const_pointer_const;
    248. 

  248. <a name="l00261"></a>00261                         <span class="keyword">typedef</span> tvec4&lt;thalf&gt; * <span class="keyword">const</span> pointer_const;
    249. 

  249. <a name="l00262"></a>00262                         <span class="keyword">typedef</span> tvec4&lt;thalf&gt; &amp; reference;
    250. 

  250. <a name="l00263"></a>00263                         <span class="keyword">typedef</span> tvec4&lt;thalf&gt; <span class="keyword">const</span> &amp; const_reference;
    251. 

  251. <a name="l00264"></a>00264                         <span class="keyword">typedef</span> tvec4&lt;thalf&gt; <span class="keyword">const</span> &amp; param_type;
    252. 

  252. <a name="l00265"></a>00265 
    253. 

  253. <a name="l00267"></a>00267                         <span class="comment">// Data</span>
    254. 

  254. <a name="l00268"></a>00268 
    255. 

  255. <a name="l00269"></a>00269                         thalf x, y, z, w;
    256. 

  256. <a name="l00270"></a>00270 
    257. 

  257. <a name="l00272"></a>00272                         <span class="comment">// Accesses</span>
    258. 

  258. <a name="l00273"></a>00273 
    259. 

  259. <a name="l00274"></a>00274                         thalf&amp; operator[](size_type i);
    260. 

  260. <a name="l00275"></a>00275                         thalf operator[](size_type i) <span class="keyword">const</span>;
    261. 

  261. <a name="l00276"></a>00276 
    262. 

  262. <a name="l00278"></a>00278                         <span class="comment">// Address (Implementation details)</span>
    263. 

  263. <a name="l00279"></a>00279 
    264. 

  264. <a name="l00280"></a>00280                         <span class="keyword">const</span> value_type* _address()<span class="keyword"> const</span>{<span class="keywordflow">return</span> (value_type*)(<span class="keyword">this</span>);}
    265. 

  265. <a name="l00281"></a>00281                         value_type* _address(){<span class="keywordflow">return</span> (value_type*)(<span class="keyword">this</span>);}
    266. 

  266. <a name="l00282"></a>00282 
    267. 

  267. <a name="l00284"></a>00284                         <span class="comment">// Implicit basic constructors</span>
    268. 

  268. <a name="l00285"></a>00285 
    269. 

  269. <a name="l00286"></a>00286                         tvec4();
    270. 

  270. <a name="l00287"></a>00287                         tvec4(tvec4&lt;thalf&gt; <span class="keyword">const</span> &amp; v);
    271. 

  271. <a name="l00288"></a>00288 
    272. 

  272. <a name="l00290"></a>00290                         <span class="comment">// Explicit basic constructors</span>
    273. 

  273. <a name="l00291"></a>00291 
    274. 

  274. <a name="l00292"></a>00292                         <span class="keyword">explicit</span> tvec4(thalf s);
    275. 

  275. <a name="l00293"></a>00293                         <span class="keyword">explicit</span> tvec4(thalf s0, thalf s1, thalf s2, thalf s3);
    276. 

  276. <a name="l00294"></a>00294 
    277. 

  277. <a name="l00296"></a>00296                         <span class="comment">// Swizzle constructors</span>
    278. 

  278. <a name="l00297"></a>00297 
    279. 

  279. <a name="l00298"></a>00298                         tvec4(tref4&lt;thalf&gt; <span class="keyword">const</span> &amp; r);
    280. 

  280. <a name="l00299"></a>00299 
    281. 

  281. <a name="l00301"></a>00301                         <span class="comment">// Convertion scalar constructors</span>
    282. 

  282. <a name="l00302"></a>00302 
    283. 

  283. <a name="l00304"></a>00304                         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> U&gt; 
    284. 

  284. <a name="l00305"></a>00305                         <span class="keyword">explicit</span> tvec4(U x);
    285. 

  285. <a name="l00307"></a>00307                         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> A, <span class="keyword">typename</span> B, <span class="keyword">typename</span> C, <span class="keyword">typename</span> D&gt; 
    286. 

  286. <a name="l00308"></a>00308                         <span class="keyword">explicit</span> tvec4(A x, B y, C z, D w);                     
    287. 

  287. <a name="l00309"></a>00309 
    288. 

  288. <a name="l00311"></a>00311                         <span class="comment">// Convertion vector constructors</span>
    289. 

  289. <a name="l00312"></a>00312 
    290. 

  290. <a name="l00314"></a>00314                         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> A, <span class="keyword">typename</span> B, <span class="keyword">typename</span> C&gt; 
    291. 

  291. <a name="l00315"></a>00315                         <span class="keyword">explicit</span> tvec4(<span class="keyword">const</span> tvec2&lt;A&gt;&amp; v, B s1, C s2);
    292. 

  292. <a name="l00317"></a>00317                         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> A, <span class="keyword">typename</span> B, <span class="keyword">typename</span> C&gt; 
    293. 

  293. <a name="l00318"></a>00318                         <span class="keyword">explicit</span> tvec4(A s1, <span class="keyword">const</span> tvec2&lt;B&gt;&amp; v, C s2);
    294. 

  294. <a name="l00320"></a>00320                         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> A, <span class="keyword">typename</span> B, <span class="keyword">typename</span> C&gt; 
    295. 

  295. <a name="l00321"></a>00321                         <span class="keyword">explicit</span> tvec4(A s1, B s2, <span class="keyword">const</span> tvec2&lt;C&gt;&amp; v);
    296. 

  296. <a name="l00323"></a>00323                         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> A, <span class="keyword">typename</span> B&gt; 
    297. 

  297. <a name="l00324"></a>00324                         <span class="keyword">explicit</span> tvec4(<span class="keyword">const</span> tvec3&lt;A&gt;&amp; v, B s);
    298. 

  298. <a name="l00326"></a>00326                         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> A, <span class="keyword">typename</span> B&gt; 
    299. 

  299. <a name="l00327"></a>00327                         <span class="keyword">explicit</span> tvec4(A s, <span class="keyword">const</span> tvec3&lt;B&gt;&amp; v);
    300. 

  300. <a name="l00329"></a>00329                         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> A, <span class="keyword">typename</span> B&gt; 
    301. 

  301. <a name="l00330"></a>00330                         <span class="keyword">explicit</span> tvec4(<span class="keyword">const</span> tvec2&lt;A&gt;&amp; v1, <span class="keyword">const</span> tvec2&lt;B&gt;&amp; v2);
    302. 

  302. <a name="l00332"></a>00332                         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> U&gt; 
    303. 

  303. <a name="l00333"></a>00333                         <span class="keyword">explicit</span> tvec4(<span class="keyword">const</span> tvec4&lt;U&gt;&amp; v);
    304. 

  304. <a name="l00334"></a>00334 
    305. 

  305. <a name="l00336"></a>00336                         <span class="comment">// Unary arithmetic operators</span>
    306. 

  306. <a name="l00337"></a>00337 
    307. 

  307. <a name="l00338"></a>00338                         tvec4&lt;thalf&gt;&amp; operator= (tvec4&lt;thalf&gt; <span class="keyword">const</span> &amp; v);
    308. 

  308. <a name="l00339"></a>00339 
    309. 

  309. <a name="l00340"></a>00340                         tvec4&lt;thalf&gt;&amp; operator+=(thalf s);
    310. 

  310. <a name="l00341"></a>00341                         tvec4&lt;thalf&gt;&amp; operator+=(tvec4&lt;thalf&gt; <span class="keyword">const</span> &amp; v);
    311. 

  311. <a name="l00342"></a>00342                         tvec4&lt;thalf&gt;&amp; operator-=(thalf s);
    312. 

  312. <a name="l00343"></a>00343                         tvec4&lt;thalf&gt;&amp; operator-=(tvec4&lt;thalf&gt; <span class="keyword">const</span> &amp; v);
    313. 

  313. <a name="l00344"></a>00344                         tvec4&lt;thalf&gt;&amp; operator*=(thalf s);
    314. 

  314. <a name="l00345"></a>00345                         tvec4&lt;thalf&gt;&amp; operator*=(tvec4&lt;thalf&gt; <span class="keyword">const</span> &amp; v);
    315. 

  315. <a name="l00346"></a>00346                         tvec4&lt;thalf&gt;&amp; operator/=(thalf s);
    316. 

  316. <a name="l00347"></a>00347                         tvec4&lt;thalf&gt;&amp; operator/=(tvec4&lt;thalf&gt; <span class="keyword">const</span> &amp; v);
    317. 

  317. <a name="l00348"></a>00348                         tvec4&lt;thalf&gt;&amp; operator++();
    318. 

  318. <a name="l00349"></a>00349                         tvec4&lt;thalf&gt;&amp; operator--();
    319. 

  319. <a name="l00350"></a>00350 
    320. 

  320. <a name="l00352"></a>00352                         <span class="comment">// Swizzle operators</span>
    321. 

  321. <a name="l00353"></a>00353 
    322. 

  322. <a name="l00354"></a>00354                         thalf swizzle(comp X) <span class="keyword">const</span>;
    323. 

  323. <a name="l00355"></a>00355                         tvec2&lt;thalf&gt; swizzle(comp X, comp Y) <span class="keyword">const</span>;
    324. 

  324. <a name="l00356"></a>00356                         tvec3&lt;thalf&gt; swizzle(comp X, comp Y, comp Z) <span class="keyword">const</span>;
    325. 

  325. <a name="l00357"></a>00357                         tvec4&lt;thalf&gt; swizzle(comp X, comp Y, comp Z, comp W) <span class="keyword">const</span>;
    326. 

  326. <a name="l00358"></a>00358                         tref4&lt;thalf&gt; swizzle(comp X, comp Y, comp Z, comp W);
    327. 

  327. <a name="l00359"></a>00359                 };
    328. 

  328. <a name="l00360"></a>00360 <span class="preprocessor">#endif//GLM_USE_ANONYMOUS_UNION</span>
    329. 

  329. <a name="l00361"></a>00361 <span class="preprocessor"></span>        }
    330. 

  330. <a name="l00362"></a>00362         <span class="comment">//namespace detail</span>
    331. 

  331. <a name="l00363"></a>00363 
    332. 

  332. <a name="l00364"></a>00364         <span class="keyword">namespace </span>gtc{
    333. 

  333. <a name="l00366"></a><a class="code" href="a00144.html">00366</a>         <span class="keyword">namespace </span>half_float
    334. 

  334. <a name="l00367"></a>00367         {
    335. 

  335. <a name="l00370"></a><a class="code" href="a00144.html#a256188598ace9135605a8ac8fc158654">00370</a>                 <span class="keyword">typedef</span> detail::thalf                                   <a class="code" href="a00144.html#a256188598ace9135605a8ac8fc158654" title="Type for half-precision floating-point numbers.">half</a>;
    336. 

  336. <a name="l00371"></a>00371 
    337. 

  337. <a name="l00374"></a><a class="code" href="a00144.html#a2cd0b3fe113dc1aa2ee750a85f77c50a">00374</a>                 <span class="keyword">typedef</span> detail::tvec2&lt;detail::thalf&gt;    <a class="code" href="a00144.html#a2cd0b3fe113dc1aa2ee750a85f77c50a" title="Vector of 2 half-precision floating-point numbers.">hvec2</a>;
    338. 

  338. <a name="l00375"></a>00375 
    339. 

  339. <a name="l00378"></a><a class="code" href="a00144.html#ab708ed615526a03ec26e3b614bea2b7b">00378</a>                 <span class="keyword">typedef</span> detail::tvec3&lt;detail::thalf&gt;    <a class="code" href="a00144.html#ab708ed615526a03ec26e3b614bea2b7b" title="Vector of 3 half-precision floating-point numbers.">hvec3</a>;
    340. 

  340. <a name="l00379"></a>00379 
    341. 

  341. <a name="l00382"></a><a class="code" href="a00144.html#a912913b034fea8952fcfc129a633c667">00382</a>                 <span class="keyword">typedef</span> detail::tvec4&lt;detail::thalf&gt;    <a class="code" href="a00144.html#a912913b034fea8952fcfc129a633c667" title="Vector of 4 half-precision floating-point numbers.">hvec4</a>;
    342. 

  342. <a name="l00383"></a>00383 
    343. 

  343. <a name="l00386"></a><a class="code" href="a00144.html#a784f92f5a36fd8e23a69119eb6a80eb8">00386</a>                 <span class="keyword">typedef</span> detail::tmat2x2&lt;detail::thalf&gt;  <a class="code" href="a00144.html#a784f92f5a36fd8e23a69119eb6a80eb8" title="2 * 2 matrix of half-precision floating-point numbers.">hmat2</a>;
    344. 

  344. <a name="l00387"></a>00387 
    345. 

  345. <a name="l00390"></a><a class="code" href="a00144.html#a97a57670730ece7f6b904d6dcce5bd7a">00390</a>                 <span class="keyword">typedef</span> detail::tmat3x3&lt;detail::thalf&gt;  <a class="code" href="a00144.html#a97a57670730ece7f6b904d6dcce5bd7a" title="3 * 3 matrix of half-precision floating-point numbers.">hmat3</a>;
    346. 

  346. <a name="l00391"></a>00391 
    347. 

  347. <a name="l00394"></a><a class="code" href="a00144.html#affa8b541819e978ede6129703be94285">00394</a>                 <span class="keyword">typedef</span> detail::tmat4x4&lt;detail::thalf&gt;  <a class="code" href="a00144.html#affa8b541819e978ede6129703be94285" title="4 * 4 matrix of half-precision floating-point numbers.">hmat4</a>;
    348. 

  348. <a name="l00395"></a>00395 
    349. 

  349. <a name="l00396"></a>00396         }<span class="comment">//namespace half_float</span>
    350. 

  350. <a name="l00397"></a>00397         }<span class="comment">//namespace gtc</span>
    351. 

  351. <a name="l00398"></a>00398 }<span class="comment">//namespace glm</span>
    352. 

  352. <a name="l00399"></a>00399 
    353. 

  353. <a name="l00400"></a>00400 <span class="preprocessor">#define GLM_GTC_half_float namespace gtc::half_float</span>
    354. 

  354. <a name="l00401"></a>00401 <span class="preprocessor"></span><span class="preprocessor">#ifndef GLM_GTC_GLOBAL</span>
    355. 

  355. <a name="l00402"></a>00402 <span class="preprocessor"></span><span class="keyword">namespace </span>glm {<span class="keyword">using</span> GLM_GTC_half_float;}
    356. 

  356. <a name="l00403"></a>00403 <span class="preprocessor">#endif//GLM_GTC_GLOBAL</span>
    357. 

  357. <a name="l00404"></a>00404 <span class="preprocessor"></span>
    358. 

  358. <a name="l00405"></a>00405 <span class="preprocessor">#include &quot;half_float.inl&quot;</span>
    359. 

  359. <a name="l00406"></a>00406 
    360. 

  360. <a name="l00407"></a>00407 <span class="preprocessor">#endif//glm_gtc_half_float</span>
    361. 

  361. </pre></div></div>
    362. 

  362. <hr size="1"/><address style="text-align: right;"><small>Generated on Mon Nov 16 11:23:22 2009 for GLM by&nbsp;
    363. 

  363. <a href="http://www.doxygen.org/index.html">
    364. 

  364. <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.1 </small></address>
    365. 

  365. </body>
    366. 

  366. </html>
    367.