upstream-doc/man2/xhtml/glPixelMap.xml

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   3 <?xml-stylesheet type="text/xsl" href="mathml.xsl"?><html xmlns="http://www.w3.org/1999/xhtml" xmlns:pref="http://www.w3.org/2002/Math/preference" pref:renderer="mathplayer-dl"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>glPixelMap</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /></head><body><div class="refentry" lang="en" xml:lang="en"><a id="glPixelMap"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>glPixelMap — set up pixel transfer maps</p></div><div class="refsynopsisdiv"><h2>C Specification</h2><div class="funcsynopsis"><table border="0" summary="Function synopsis" cellspacing="0" cellpadding="0"><tr><td><code class="funcdef">void <b class="fsfunc">glPixelMapfv</b>(</code></td><td>GLenum  </td><td><var class="pdparam">map</var>, </td></tr><tr><td> </td><td>GLsizei  </td><td><var class="pdparam">mapsize</var>, </td></tr><tr><td> </td><td>const GLfloat *  </td><td><var class="pdparam">values</var><code>)</code>;</td></tr></table></div><div class="funcsynopsis"><table border="0" summary="Function synopsis" cellspacing="0" cellpadding="0"><tr><td><code class="funcdef">void <b class="fsfunc">glPixelMapuiv</b>(</code></td><td>GLenum  </td><td><var class="pdparam">map</var>, </td></tr><tr><td> </td><td>GLsizei  </td><td><var class="pdparam">mapsize</var>, </td></tr><tr><td> </td><td>const GLuint *  </td><td><var class="pdparam">values</var><code>)</code>;</td></tr></table></div><div class="funcsynopsis"><table border="0" summary="Function synopsis" cellspacing="0" cellpadding="0"><tr><td><code class="funcdef">void <b class="fsfunc">glPixelMapusv</b>(</code></td><td>GLenum  </td><td><var class="pdparam">map</var>, </td></tr><tr><td> </td><td>GLsizei  </td><td><var class="pdparam">mapsize</var>, </td></tr><tr><td> </td><td>const GLushort *  </td><td><var class="pdparam">values</var><code>)</code>;</td></tr></table></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="parameters"></a><h2>Parameters</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>map</code></em></span></dt><dd><p>
   4                     Specifies a symbolic map name.
   5                     Must be one of the following:
   6                     <code class="constant">GL_PIXEL_MAP_I_TO_I</code>,
   7                     <code class="constant">GL_PIXEL_MAP_S_TO_S</code>,
   8                     <code class="constant">GL_PIXEL_MAP_I_TO_R</code>,
   9                     <code class="constant">GL_PIXEL_MAP_I_TO_G</code>,
  10                     <code class="constant">GL_PIXEL_MAP_I_TO_B</code>,
  11                     <code class="constant">GL_PIXEL_MAP_I_TO_A</code>,
  12                     <code class="constant">GL_PIXEL_MAP_R_TO_R</code>,
  13                     <code class="constant">GL_PIXEL_MAP_G_TO_G</code>,
  14                     <code class="constant">GL_PIXEL_MAP_B_TO_B</code>, or
  15                     <code class="constant">GL_PIXEL_MAP_A_TO_A</code>.
  16                 </p></dd><dt><span class="term"><em class="parameter"><code>mapsize</code></em></span></dt><dd><p>
  17                     Specifies the size of the map being defined.
  18                 </p></dd><dt><span class="term"><em class="parameter"><code>values</code></em></span></dt><dd><p>
  19                     Specifies an array of <em class="parameter"><code>mapsize</code></em> values.
  20                 </p></dd></dl></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="description"></a><h2>Description</h2><p>
  21             <code class="function">glPixelMap</code> sets up translation tables,
  22             or <span class="emphasis"><em>maps</em></span>,
  23             used by
  24             <a class="citerefentry" href="glCopyPixels.xml"><span class="citerefentry"><span class="refentrytitle">glCopyPixels</span></span></a>,
  25             <a class="citerefentry" href="glCopyTexImage1D.xml"><span class="citerefentry"><span class="refentrytitle">glCopyTexImage1D</span></span></a>,
  26             <a class="citerefentry" href="glCopyTexImage2D.xml"><span class="citerefentry"><span class="refentrytitle">glCopyTexImage2D</span></span></a>,
  27             <a class="citerefentry" href="glCopyTexSubImage1D.xml"><span class="citerefentry"><span class="refentrytitle">glCopyTexSubImage1D</span></span></a>,
  28             <a class="citerefentry" href="glCopyTexSubImage2D.xml"><span class="citerefentry"><span class="refentrytitle">glCopyTexSubImage2D</span></span></a>,
  29             <a class="citerefentry" href="glCopyTexSubImage3D.xml"><span class="citerefentry"><span class="refentrytitle">glCopyTexSubImage3D</span></span></a>,
  30             <a class="citerefentry" href="glDrawPixels.xml"><span class="citerefentry"><span class="refentrytitle">glDrawPixels</span></span></a>,
  31             <a class="citerefentry" href="glReadPixels.xml"><span class="citerefentry"><span class="refentrytitle">glReadPixels</span></span></a>,
  32             <a class="citerefentry" href="glTexImage1D.xml"><span class="citerefentry"><span class="refentrytitle">glTexImage1D</span></span></a>,
  33             <a class="citerefentry" href="glTexImage2D.xml"><span class="citerefentry"><span class="refentrytitle">glTexImage2D</span></span></a>,
  34             <a class="citerefentry" href="glTexImage3D.xml"><span class="citerefentry"><span class="refentrytitle">glTexImage3D</span></span></a>,
  35             <a class="citerefentry" href="glTexSubImage1D.xml"><span class="citerefentry"><span class="refentrytitle">glTexSubImage1D</span></span></a>,
  36             <a class="citerefentry" href="glTexSubImage2D.xml"><span class="citerefentry"><span class="refentrytitle">glTexSubImage2D</span></span></a>, and
  37             <a class="citerefentry" href="glTexSubImage3D.xml"><span class="citerefentry"><span class="refentrytitle">glTexSubImage3D</span></span></a>.
  38             Additionally, if the <code class="code">ARB_imaging</code> subset is supported, the
  39             routines
  40             <a class="citerefentry" href="glColorTable.xml"><span class="citerefentry"><span class="refentrytitle">glColorTable</span></span></a>,
  41             <a class="citerefentry" href="glColorSubTable.xml"><span class="citerefentry"><span class="refentrytitle">glColorSubTable</span></span></a>,
  42             <a class="citerefentry" href="glConvolutionFilter1D.xml"><span class="citerefentry"><span class="refentrytitle">glConvolutionFilter1D</span></span></a>,
  43             <a class="citerefentry" href="glConvolutionFilter2D.xml"><span class="citerefentry"><span class="refentrytitle">glConvolutionFilter2D</span></span></a>,
  44             <a class="citerefentry" href="glHistogram.xml"><span class="citerefentry"><span class="refentrytitle">glHistogram</span></span></a>,
  45             <a class="citerefentry" href="glMinmax.xml"><span class="citerefentry"><span class="refentrytitle">glMinmax</span></span></a>, and
  46             <a class="citerefentry" href="glSeparableFilter2D.xml"><span class="citerefentry"><span class="refentrytitle">glSeparableFilter2D</span></span></a>.
  47             Use of these maps is described completely in the
  48             <a class="citerefentry" href="glPixelTransfer.xml"><span class="citerefentry"><span class="refentrytitle">glPixelTransfer</span></span></a> reference page,
  49             and partly in the reference pages for the pixel and texture image commands.
  50             Only the specification of the maps is described in this reference page.
  51         </p><p>
  52             <em class="parameter"><code>map</code></em> is a symbolic map name,
  53             indicating one of ten maps to set.
  54             <em class="parameter"><code>mapsize</code></em> specifies the number of entries in the map,
  55             and <em class="parameter"><code>values</code></em> is a pointer to an array of <em class="parameter"><code>mapsize</code></em> map values.
  56         </p><p>
  57             If a non-zero named buffer object is bound to the <code class="constant">GL_PIXEL_UNPACK_BUFFER</code> target
  58             (see <a class="citerefentry" href="glBindBuffer.xml"><span class="citerefentry"><span class="refentrytitle">glBindBuffer</span></span></a>) while a pixel transfer map is
  59             specified, <em class="parameter"><code>values</code></em> is treated as a byte offset into the buffer object's data store.
  60         </p><p>
  61             The ten maps are as follows:
  62         </p><div class="variablelist"><dl><dt><span class="term"><code class="constant">GL_PIXEL_MAP_I_TO_I</code></span></dt><dd><p>
  63                         Maps color indices to color indices.
  64                     </p></dd><dt><span class="term"><code class="constant">GL_PIXEL_MAP_S_TO_S</code></span></dt><dd><p>
  65                         Maps stencil indices to stencil indices.
  66                     </p></dd><dt><span class="term"><code class="constant">GL_PIXEL_MAP_I_TO_R</code></span></dt><dd><p>
  67                         Maps color indices to red components.
  68                     </p></dd><dt><span class="term"><code class="constant">GL_PIXEL_MAP_I_TO_G</code></span></dt><dd><p>
  69                         Maps color indices to green components.
  70                     </p></dd><dt><span class="term"><code class="constant">GL_PIXEL_MAP_I_TO_B</code></span></dt><dd><p>
  71                         Maps color indices to blue components.
  72                     </p></dd><dt><span class="term"><code class="constant">GL_PIXEL_MAP_I_TO_A</code></span></dt><dd><p>
  73                         Maps color indices to alpha components.
  74                     </p></dd><dt><span class="term"><code class="constant">GL_PIXEL_MAP_R_TO_R</code></span></dt><dd><p>
  75                         Maps red components to red components.
  76                     </p></dd><dt><span class="term"><code class="constant">GL_PIXEL_MAP_G_TO_G</code></span></dt><dd><p>
  77                         Maps green components to green components.
  78                     </p></dd><dt><span class="term"><code class="constant">GL_PIXEL_MAP_B_TO_B</code></span></dt><dd><p>
  79                         Maps blue components to blue components.
  80                     </p></dd><dt><span class="term"><code class="constant">GL_PIXEL_MAP_A_TO_A</code></span></dt><dd><p>
  81                         Maps alpha components to alpha components.
  82                     </p></dd></dl></div><p>
  83             The entries in a map can be specified as single-precision
  84             floating-point numbers,
  85             unsigned short integers,
  86             or unsigned int integers.
  87             Maps that store color component values
  88             (all but <code class="constant">GL_PIXEL_MAP_I_TO_I</code> and <code class="constant">GL_PIXEL_MAP_S_TO_S</code>)
  89             retain their values in floating-point format,
  90             with unspecified mantissa and exponent sizes.
  91             Floating-point values specified by <code class="function">glPixelMapfv</code> are converted directly
  92             to the internal floating-point format of these maps,
  93             then clamped to the range [0,1].
  94             Unsigned integer values specified by <code class="function">glPixelMapusv</code> and
  95             <code class="function">glPixelMapuiv</code> are converted linearly such that
  96             the largest representable integer maps to 1.0,
  97             and 0 maps to 0.0.
  98         </p><p>
  99             Maps that store indices,
 100             <code class="constant">GL_PIXEL_MAP_I_TO_I</code> and <code class="constant">GL_PIXEL_MAP_S_TO_S</code>,
 101             retain their values in fixed-point format,
 102             with an unspecified number of bits to the right of the binary point.
 103             Floating-point values specified by <code class="function">glPixelMapfv</code> are converted directly
 104             to the internal fixed-point format of these maps.
 105             Unsigned integer values specified by <code class="function">glPixelMapusv</code> and
 106             <code class="function">glPixelMapuiv</code> specify integer values,
 107             with all 0's to the right of the binary point.
 108         </p><p>
 109             The following table shows the initial sizes and values for each of the maps.
 110             Maps that are indexed by either color or stencil indices must have
 111             <em class="parameter"><code>mapsize</code></em> =
 112             <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll">
 113
 114                 <mml:msup><mml:mn>2</mml:mn>
 115                 <mml:mi mathvariant="italic">n</mml:mi>
 116                 </mml:msup>
 117             </mml:math>
 118             for some
 119             <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"><mml:mi mathvariant="italic">n</mml:mi></mml:math>
 120             or the results are undefined.
 121             The maximum allowable size for each map depends on the implementation
 122             and can be determined by calling <a class="citerefentry" href="glGet.xml"><span class="citerefentry"><span class="refentrytitle">glGet</span></span></a> with argument
 123             <code class="constant">GL_MAX_PIXEL_MAP_TABLE</code>.
 124             The single maximum applies to all maps; it is at
 125             least 32.
 126         </p><div class="informaltable"><table border="1"><colgroup><col align="left" /><col align="center" /><col align="center" /><col align="center" /><col align="center" /></colgroup><thead><tr><th align="left"><span class="bold"><strong>
 127                         <em class="parameter"><code>map</code></em>
 128                         </strong></span></th><th align="center"><span class="bold"><strong>
 129                         Lookup Index
 130                         </strong></span></th><th align="center"><span class="bold"><strong>
 131                         Lookup Value
 132                         </strong></span></th><th align="center"><span class="bold"><strong>
 133                         Initial Size
 134                         </strong></span></th><th align="center"><span class="bold"><strong>
 135                         Initial Value
 136                         </strong></span></th></tr></thead><tbody><tr><td align="left">
 137                         <code class="constant">GL_PIXEL_MAP_I_TO_I</code>
 138                         </td><td align="center">
 139                         color index
 140                         </td><td align="center">
 141                         color index
 142                         </td><td align="center">
 143                         1
 144                         </td><td align="center">
 145                         0
 146                         </td></tr><tr><td align="left">
 147                         <code class="constant">GL_PIXEL_MAP_S_TO_S</code>
 148                         </td><td align="center">
 149                         stencil index
 150                         </td><td align="center">
 151                         stencil index
 152                         </td><td align="center">
 153                         1
 154                         </td><td align="center">
 155                         0
 156                         </td></tr><tr><td align="left">
 157                         <code class="constant">GL_PIXEL_MAP_I_TO_R</code>
 158                         </td><td align="center">
 159                         color index
 160                         </td><td align="center">
 161                         R
 162                         </td><td align="center">
 163                         1
 164                         </td><td align="center">
 165                         0
 166                         </td></tr><tr><td align="left">
 167                         <code class="constant">GL_PIXEL_MAP_I_TO_G</code>
 168                         </td><td align="center">
 169                         color index
 170                         </td><td align="center">
 171                         G
 172                         </td><td align="center">
 173                         1
 174                         </td><td align="center">
 175                         0
 176                         </td></tr><tr><td align="left">
 177                         <code class="constant">GL_PIXEL_MAP_I_TO_B</code>
 178                         </td><td align="center">
 179                         color index
 180                         </td><td align="center">
 181                         B
 182                         </td><td align="center">
 183                         1
 184                         </td><td align="center">
 185                         0
 186                         </td></tr><tr><td align="left">
 187                         <code class="constant">GL_PIXEL_MAP_I_TO_A</code>
 188                         </td><td align="center">
 189                         color index
 190                         </td><td align="center">
 191                         A
 192                         </td><td align="center">
 193                         1
 194                         </td><td align="center">
 195                         0
 196                         </td></tr><tr><td align="left">
 197                         <code class="constant">GL_PIXEL_MAP_R_TO_R</code>
 198                         </td><td align="center">
 199                         R
 200                         </td><td align="center">
 201                         R
 202                         </td><td align="center">
 203                         1
 204                         </td><td align="center">
 205                         0
 206                         </td></tr><tr><td align="left">
 207                         <code class="constant">GL_PIXEL_MAP_G_TO_G</code>
 208                         </td><td align="center">
 209                         G
 210                         </td><td align="center">
 211                         G
 212                         </td><td align="center">
 213                         1
 214                         </td><td align="center">
 215                         0
 216                         </td></tr><tr><td align="left">
 217                         <code class="constant">GL_PIXEL_MAP_B_TO_B</code>
 218                         </td><td align="center">
 219                         B
 220                         </td><td align="center">
 221                         B
 222                         </td><td align="center">
 223                         1
 224                         </td><td align="center">
 225                         0
 226                         </td></tr><tr><td align="left">
 227                         <code class="constant">GL_PIXEL_MAP_A_TO_A</code>
 228                         </td><td align="center">
 229                         A
 230                         </td><td align="center">
 231                         A
 232                         </td><td align="center">
 233                         1
 234                         </td><td align="center">
 235                         0
 236                         </td></tr></tbody></table></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="errors"></a><h2>Errors</h2><p>
 237             <code class="constant">GL_INVALID_ENUM</code> is generated if <em class="parameter"><code>map</code></em> is not an accepted value.
 238         </p><p>
 239             <code class="constant">GL_INVALID_VALUE</code> is generated if <em class="parameter"><code>mapsize</code></em> is less than one
 240             or larger than <code class="constant">GL_MAX_PIXEL_MAP_TABLE</code>.
 241         </p><p>
 242             <code class="constant">GL_INVALID_VALUE</code> is generated if <em class="parameter"><code>map</code></em> is
 243             <code class="constant">GL_PIXEL_MAP_I_TO_I</code>,
 244             <code class="constant">GL_PIXEL_MAP_S_TO_S</code>,
 245             <code class="constant">GL_PIXEL_MAP_I_TO_R</code>,
 246             <code class="constant">GL_PIXEL_MAP_I_TO_G</code>,
 247             <code class="constant">GL_PIXEL_MAP_I_TO_B</code>, or
 248             <code class="constant">GL_PIXEL_MAP_I_TO_A</code>,
 249             and <em class="parameter"><code>mapsize</code></em> is not a power of two.
 250         </p><p>
 251             <code class="constant">GL_INVALID_OPERATION</code> is generated if a non-zero buffer object name is bound to the
 252             <code class="constant">GL_PIXEL_UNPACK_BUFFER</code> target and the buffer object's data store is currently mapped.
 253         </p><p>
 254             <code class="constant">GL_INVALID_OPERATION</code> is generated if a non-zero buffer object name is bound to the
 255             <code class="constant">GL_PIXEL_UNPACK_BUFFER</code> target and the data would be unpacked from the buffer
 256             object such that the memory reads required would exceed the data store size.
 257         </p><p>
 258             <code class="constant">GL_INVALID_OPERATION</code> is generated by <code class="function">glPixelMapfv</code> if a non-zero buffer object name is bound to the
 259             <code class="constant">GL_PIXEL_UNPACK_BUFFER</code> target and <em class="parameter"><code>values</code></em> is not evenly divisible
 260             into the number of bytes needed to store in memory a GLfloat datum.
 261         </p><p>
 262             <code class="constant">GL_INVALID_OPERATION</code> is generated by <code class="function">glPixelMapuiv</code> if a non-zero buffer object name is bound to the
 263             <code class="constant">GL_PIXEL_UNPACK_BUFFER</code> target and <em class="parameter"><code>values</code></em> is not evenly divisible
 264             into the number of bytes needed to store in memory a GLuint datum.
 265         </p><p>
 266             <code class="constant">GL_INVALID_OPERATION</code> is generated by <code class="function">glPixelMapusv</code> if a non-zero buffer object name is bound to the
 267             <code class="constant">GL_PIXEL_UNPACK_BUFFER</code> target and <em class="parameter"><code>values</code></em> is not evenly divisible
 268             into the number of bytes needed to store in memory a GLushort datum.
 269         </p><p>
 270             <code class="constant">GL_INVALID_OPERATION</code> is generated if <code class="function">glPixelMap</code>
 271             is executed between the execution of <a class="citerefentry" href="glBegin.xml"><span class="citerefentry"><span class="refentrytitle">glBegin</span></span></a>
 272             and the corresponding execution of <a class="citerefentry" href="glEnd.xml"><span class="citerefentry"><span class="refentrytitle">glEnd</span></span></a>.
 273         </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="associatedgets"></a><h2>Associated Gets</h2><p>
 274             <a class="citerefentry" href="glGetPixelMap.xml"><span class="citerefentry"><span class="refentrytitle">glGetPixelMap</span></span></a>
 275         </p><p>
 276             <a class="citerefentry" href="glGet.xml"><span class="citerefentry"><span class="refentrytitle">glGet</span></span></a> with argument <code class="constant">GL_PIXEL_MAP_I_TO_I_SIZE</code>
 277         </p><p>
 278             <a class="citerefentry" href="glGet.xml"><span class="citerefentry"><span class="refentrytitle">glGet</span></span></a> with argument <code class="constant">GL_PIXEL_MAP_S_TO_S_SIZE</code>
 279         </p><p>
 280             <a class="citerefentry" href="glGet.xml"><span class="citerefentry"><span class="refentrytitle">glGet</span></span></a> with argument <code class="constant">GL_PIXEL_MAP_I_TO_R_SIZE</code>
 281         </p><p>
 282             <a class="citerefentry" href="glGet.xml"><span class="citerefentry"><span class="refentrytitle">glGet</span></span></a> with argument <code class="constant">GL_PIXEL_MAP_I_TO_G_SIZE</code>
 283         </p><p>
 284             <a class="citerefentry" href="glGet.xml"><span class="citerefentry"><span class="refentrytitle">glGet</span></span></a> with argument <code class="constant">GL_PIXEL_MAP_I_TO_B_SIZE</code>
 285         </p><p>
 286             <a class="citerefentry" href="glGet.xml"><span class="citerefentry"><span class="refentrytitle">glGet</span></span></a> with argument <code class="constant">GL_PIXEL_MAP_I_TO_A_SIZE</code>
 287         </p><p>
 288             <a class="citerefentry" href="glGet.xml"><span class="citerefentry"><span class="refentrytitle">glGet</span></span></a> with argument <code class="constant">GL_PIXEL_MAP_R_TO_R_SIZE</code>
 289         </p><p>
 290             <a class="citerefentry" href="glGet.xml"><span class="citerefentry"><span class="refentrytitle">glGet</span></span></a> with argument <code class="constant">GL_PIXEL_MAP_G_TO_G_SIZE</code>
 291         </p><p>
 292             <a class="citerefentry" href="glGet.xml"><span class="citerefentry"><span class="refentrytitle">glGet</span></span></a> with argument <code class="constant">GL_PIXEL_MAP_B_TO_B_SIZE</code>
 293         </p><p>
 294             <a class="citerefentry" href="glGet.xml"><span class="citerefentry"><span class="refentrytitle">glGet</span></span></a> with argument <code class="constant">GL_PIXEL_MAP_A_TO_A_SIZE</code>
 295         </p><p>
 296             <a class="citerefentry" href="glGet.xml"><span class="citerefentry"><span class="refentrytitle">glGet</span></span></a> with argument <code class="constant">GL_MAX_PIXEL_MAP_TABLE</code>
 297         </p><p>
 298             <a class="citerefentry" href="glGet.xml"><span class="citerefentry"><span class="refentrytitle">glGet</span></span></a> with argument <code class="constant">GL_PIXEL_UNPACK_BUFFER_BINDING</code>
 299         </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="seealso"></a><h2>See Also</h2><p>
 300             <a class="citerefentry" href="glColorTable.xml"><span class="citerefentry"><span class="refentrytitle">glColorTable</span></span></a>,
 301             <a class="citerefentry" href="glColorSubTable.xml"><span class="citerefentry"><span class="refentrytitle">glColorSubTable</span></span></a>,
 302             <a class="citerefentry" href="glConvolutionFilter1D.xml"><span class="citerefentry"><span class="refentrytitle">glConvolutionFilter1D</span></span></a>,
 303             <a class="citerefentry" href="glConvolutionFilter2D.xml"><span class="citerefentry"><span class="refentrytitle">glConvolutionFilter2D</span></span></a>,
 304             <a class="citerefentry" href="glCopyPixels.xml"><span class="citerefentry"><span class="refentrytitle">glCopyPixels</span></span></a>,
 305             <a class="citerefentry" href="glCopyTexImage1D.xml"><span class="citerefentry"><span class="refentrytitle">glCopyTexImage1D</span></span></a>,
 306             <a class="citerefentry" href="glCopyTexImage2D.xml"><span class="citerefentry"><span class="refentrytitle">glCopyTexImage2D</span></span></a>,
 307             <a class="citerefentry" href="glCopyTexSubImage1D.xml"><span class="citerefentry"><span class="refentrytitle">glCopyTexSubImage1D</span></span></a>,
 308             <a class="citerefentry" href="glCopyTexSubImage2D.xml"><span class="citerefentry"><span class="refentrytitle">glCopyTexSubImage2D</span></span></a>,
 309             <a class="citerefentry" href="glDrawPixels.xml"><span class="citerefentry"><span class="refentrytitle">glDrawPixels</span></span></a>,
 310             <a class="citerefentry" href="glHistogram.xml"><span class="citerefentry"><span class="refentrytitle">glHistogram</span></span></a>,
 311             <a class="citerefentry" href="glMinmax.xml"><span class="citerefentry"><span class="refentrytitle">glMinmax</span></span></a>,
 312             <a class="citerefentry" href="glPixelStore.xml"><span class="citerefentry"><span class="refentrytitle">glPixelStore</span></span></a>,
 313             <a class="citerefentry" href="glPixelTransfer.xml"><span class="citerefentry"><span class="refentrytitle">glPixelTransfer</span></span></a>,
 314             <a class="citerefentry" href="glReadPixels.xml"><span class="citerefentry"><span class="refentrytitle">glReadPixels</span></span></a>,
 315             <a class="citerefentry" href="glSeparableFilter2D.xml"><span class="citerefentry"><span class="refentrytitle">glSeparableFilter2D</span></span></a>,
 316             <a class="citerefentry" href="glTexImage1D.xml"><span class="citerefentry"><span class="refentrytitle">glTexImage1D</span></span></a>,
 317             <a class="citerefentry" href="glTexImage2D.xml"><span class="citerefentry"><span class="refentrytitle">glTexImage2D</span></span></a>,
 318             <a class="citerefentry" href="glTexImage3D.xml"><span class="citerefentry"><span class="refentrytitle">glTexImage3D</span></span></a>,
 319             <a class="citerefentry" href="glTexSubImage1D.xml"><span class="citerefentry"><span class="refentrytitle">glTexSubImage1D</span></span></a>,
 320             <a class="citerefentry" href="glTexSubImage2D.xml"><span class="citerefentry"><span class="refentrytitle">glTexSubImage2D</span></span></a>,
 321             <a class="citerefentry" href="glTexSubImage3D.xml"><span class="citerefentry"><span class="refentrytitle">glTexSubImage3D</span></span></a>
 322         </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="Copyright"></a><h2>Copyright</h2><p>
 323             Copyright <span class="trademark"></span>© 1991-2006
 324             Silicon Graphics, Inc. This document is licensed under the SGI
 325             Free Software B License. For details, see
 326             <a class="ulink" href="http://oss.sgi.com/projects/FreeB/" target="_top">http://oss.sgi.com/projects/FreeB/</a>.
 327         </p></div></div></body></html>