upstream-man-pages/man2/xhtml/glTexSubImage3D.xml

   1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "xhtml1-transitional.dtd">
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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>glTexSubImage3D</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /></head><body><div class="refentry" lang="en" xml:lang="en"><a id="glTexSubImage3D"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>glTexSubImage3D — specify a three-dimensional texture subimage</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">glTexSubImage3D</b>(</code></td><td>GLenum  </td><td><var class="pdparam">target</var>, </td></tr><tr><td> </td><td>GLint  </td><td><var class="pdparam">level</var>, </td></tr><tr><td> </td><td>GLint  </td><td><var class="pdparam">xoffset</var>, </td></tr><tr><td> </td><td>GLint  </td><td><var class="pdparam">yoffset</var>, </td></tr><tr><td> </td><td>GLint  </td><td><var class="pdparam">zoffset</var>, </td></tr><tr><td> </td><td>GLsizei  </td><td><var class="pdparam">width</var>, </td></tr><tr><td> </td><td>GLsizei  </td><td><var class="pdparam">height</var>, </td></tr><tr><td> </td><td>GLsizei  </td><td><var class="pdparam">depth</var>, </td></tr><tr><td> </td><td>GLenum  </td><td><var class="pdparam">format</var>, </td></tr><tr><td> </td><td>GLenum  </td><td><var class="pdparam">type</var>, </td></tr><tr><td> </td><td>const GLvoid *  </td><td><var class="pdparam">data</var><code>)</code>;</td></tr></table></div></div><p>
   4     </p><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>target</code></em></span></dt><dd><p>
   5                     Specifies the target texture.
   6                     Must be <code class="constant">GL_TEXTURE_3D</code>.
   7                 </p></dd><dt><span class="term"><em class="parameter"><code>level</code></em></span></dt><dd><p>
   8                     Specifies the level-of-detail number.
   9                     Level 0 is the base image level.
  10                     Level <span class="emphasis"><em>n</em></span> is the <span class="emphasis"><em>n</em></span>th mipmap reduction image.
  11                 </p></dd><dt><span class="term"><em class="parameter"><code>xoffset</code></em></span></dt><dd><p>
  12                     Specifies a texel offset in the x direction within the texture array.
  13                 </p></dd><dt><span class="term"><em class="parameter"><code>yoffset</code></em></span></dt><dd><p>
  14                     Specifies a texel offset in the y direction within the texture array.
  15                 </p></dd><dt><span class="term"><em class="parameter"><code>zoffset</code></em></span></dt><dd><p>
  16                     Specifies a texel offset in the z direction within the texture array.
  17                 </p></dd><dt><span class="term"><em class="parameter"><code>width</code></em></span></dt><dd><p>
  18                     Specifies the width of the texture subimage.
  19                 </p></dd><dt><span class="term"><em class="parameter"><code>height</code></em></span></dt><dd><p>
  20                     Specifies the height of the texture subimage.
  21                 </p></dd><dt><span class="term"><em class="parameter"><code>depth</code></em></span></dt><dd><p>
  22                     Specifies the depth of the texture subimage.
  23                 </p></dd><dt><span class="term"><em class="parameter"><code>format</code></em></span></dt><dd><p>
  24                     Specifies the format of the pixel data.
  25                     The following symbolic values are accepted:
  26                     <code class="constant">GL_COLOR_INDEX</code>,
  27                     <code class="constant">GL_RED</code>,
  28                     <code class="constant">GL_GREEN</code>,
  29                     <code class="constant">GL_BLUE</code>,
  30                     <code class="constant">GL_ALPHA</code>,
  31                     <code class="constant">GL_RGB</code>,
  32                     <code class="constant">GL_BGR</code>,
  33                     <code class="constant">GL_RGBA</code>,
  34                     <code class="constant">GL_BGRA</code>,
  35                     <code class="constant">GL_LUMINANCE</code>, and
  36                     <code class="constant">GL_LUMINANCE_ALPHA</code>.
  37                 </p></dd><dt><span class="term"><em class="parameter"><code>type</code></em></span></dt><dd><p>
  38                     Specifies the data type of the pixel data.
  39                     The following symbolic values are accepted:
  40                     <code class="constant">GL_UNSIGNED_BYTE</code>,
  41                     <code class="constant">GL_BYTE</code>,
  42                     <code class="constant">GL_BITMAP</code>,
  43                     <code class="constant">GL_UNSIGNED_SHORT</code>,
  44                     <code class="constant">GL_SHORT</code>,
  45                     <code class="constant">GL_UNSIGNED_INT</code>,
  46                     <code class="constant">GL_INT</code>,
  47                     <code class="constant">GL_FLOAT</code>,
  48                     <code class="constant">GL_UNSIGNED_BYTE_3_3_2</code>,
  49                     <code class="constant">GL_UNSIGNED_BYTE_2_3_3_REV</code>,
  50                     <code class="constant">GL_UNSIGNED_SHORT_5_6_5</code>,
  51                     <code class="constant">GL_UNSIGNED_SHORT_5_6_5_REV</code>,
  52                     <code class="constant">GL_UNSIGNED_SHORT_4_4_4_4</code>,
  53                     <code class="constant">GL_UNSIGNED_SHORT_4_4_4_4_REV</code>,
  54                     <code class="constant">GL_UNSIGNED_SHORT_5_5_5_1</code>,
  55                     <code class="constant">GL_UNSIGNED_SHORT_1_5_5_5_REV</code>,
  56                     <code class="constant">GL_UNSIGNED_INT_8_8_8_8</code>,
  57                     <code class="constant">GL_UNSIGNED_INT_8_8_8_8_REV</code>,
  58                     <code class="constant">GL_UNSIGNED_INT_10_10_10_2</code>, and
  59                     <code class="constant">GL_UNSIGNED_INT_2_10_10_10_REV</code>.
  60                 </p></dd><dt><span class="term"><em class="parameter"><code>data</code></em></span></dt><dd><p>
  61                     Specifies a pointer to the image data in memory.
  62                 </p></dd></dl></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="description"></a><h2>Description</h2><p>
  63             Texturing maps a portion of a specified texture image
  64             onto each graphical primitive for which texturing is enabled.
  65             To enable and disable three-dimensional texturing, call <a class="citerefentry" href="glEnable.xml"><span class="citerefentry"><span class="refentrytitle">glEnable</span></span></a>
  66             and <a class="citerefentry" href="glDisable.xml"><span class="citerefentry"><span class="refentrytitle">glDisable</span></span></a> with argument <code class="constant">GL_TEXTURE_3D</code>.
  67         </p><p>
  68             <code class="function">glTexSubImage3D</code> redefines a contiguous subregion of an existing three-dimensional
  69             texture image.
  70             The texels referenced by <em class="parameter"><code>data</code></em> replace the portion of the
  71             existing texture array with x indices <em class="parameter"><code>xoffset</code></em> and
  72             <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll">
  73
  74                 <mml:mrow>
  75                     <mml:mi mathvariant="italic">xoffset</mml:mi>
  76                     <mml:mo>+</mml:mo>
  77                     <mml:mi mathvariant="italic">width</mml:mi>
  78                     <mml:mo>-</mml:mo>
  79                     <mml:mn>1</mml:mn>
  80                 </mml:mrow>
  81             </mml:math>,
  82             inclusive,
  83             y indices <em class="parameter"><code>yoffset</code></em> and
  84             <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll">
  85
  86                 <mml:mrow>
  87                     <mml:mi mathvariant="italic">yoffset</mml:mi>
  88                     <mml:mo>+</mml:mo>
  89                     <mml:mi mathvariant="italic">height</mml:mi>
  90                     <mml:mo>-</mml:mo>
  91                     <mml:mn>1</mml:mn>
  92                 </mml:mrow>
  93             </mml:math>,
  94             inclusive,
  95             and z indices <em class="parameter"><code>zoffset</code></em> and
  96             <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll">
  97
  98                 <mml:mrow>
  99                     <mml:mi mathvariant="italic">zoffset</mml:mi>
 100                     <mml:mo>+</mml:mo>
 101                     <mml:mi mathvariant="italic">depth</mml:mi>
 102                     <mml:mo>-</mml:mo>
 103                     <mml:mn>1</mml:mn>
 104                 </mml:mrow>
 105             </mml:math>,
 106             inclusive.
 107             This region may not include any texels outside the range of the
 108             texture array as it was originally specified.
 109             It is not an error to specify a subtexture with zero width, height, or
 110             depth but such a specification has no effect.
 111         </p><p>
 112             If a non-zero named buffer object is bound to the <code class="constant">GL_PIXEL_UNPACK_BUFFER</code> target
 113             (see <a class="citerefentry" href="glBindBuffer.xml"><span class="citerefentry"><span class="refentrytitle">glBindBuffer</span></span></a>) while a texture image is
 114             specified, <em class="parameter"><code>data</code></em> is treated as a byte offset into the buffer object's data store.
 115         </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="notes"></a><h2>Notes</h2><p>
 116             <code class="function">glTexSubImage3D</code> is available only if the GL version is 1.2 or greater.
 117         </p><p>
 118             Texturing has no effect in color index mode.
 119         </p><p>
 120             <a class="citerefentry" href="glPixelStore.xml"><span class="citerefentry"><span class="refentrytitle">glPixelStore</span></span></a> and <a class="citerefentry" href="glPixelTransfer.xml"><span class="citerefentry"><span class="refentrytitle">glPixelTransfer</span></span></a> modes affect texture images
 121             in exactly the way they affect <a class="citerefentry" href="glDrawPixels.xml"><span class="citerefentry"><span class="refentrytitle">glDrawPixels</span></span></a>.
 122         </p><p>
 123             Formats <code class="constant">GL_BGR</code>, and <code class="constant">GL_BGRA</code> and types
 124             <code class="constant">GL_UNSIGNED_BYTE_3_3_2</code>,
 125             <code class="constant">GL_UNSIGNED_BYTE_2_3_3_REV</code>,
 126             <code class="constant">GL_UNSIGNED_SHORT_5_6_5</code>,
 127             <code class="constant">GL_UNSIGNED_SHORT_5_6_5_REV</code>,
 128             <code class="constant">GL_UNSIGNED_SHORT_4_4_4_4</code>,
 129             <code class="constant">GL_UNSIGNED_SHORT_4_4_4_4_REV</code>,
 130             <code class="constant">GL_UNSIGNED_SHORT_5_5_5_1</code>,
 131             <code class="constant">GL_UNSIGNED_SHORT_1_5_5_5_REV</code>,
 132             <code class="constant">GL_UNSIGNED_INT_8_8_8_8</code>,
 133             <code class="constant">GL_UNSIGNED_INT_8_8_8_8_REV</code>,
 134             <code class="constant">GL_UNSIGNED_INT_10_10_10_2</code>, and
 135             <code class="constant">GL_UNSIGNED_INT_2_10_10_10_REV</code> are available only if the GL version
 136             is 1.2 or greater.
 137         </p><p>
 138             For OpenGL versions 1.3 and greater, or when the <code class="code">ARB_multitexture</code> extension is supported, <code class="function">glTexSubImage3D</code>
 139             specifies a three-dimensional subtexture for the current texture unit,
 140             specified with <a class="citerefentry" href="glActiveTexture.xml"><span class="citerefentry"><span class="refentrytitle">glActiveTexture</span></span></a>.
 141         </p><p>
 142             When the <code class="code">ARB_imaging</code> extension is supported, the RGBA components
 143             specified in <em class="parameter"><code>data</code></em> may be processed by the imaging pipeline.  See
 144             <a class="citerefentry" href="glTexImage3D.xml"><span class="citerefentry"><span class="refentrytitle">glTexImage3D</span></span></a> for specific details.
 145         </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="errors"></a><h2>Errors</h2><p>
 146             <code class="constant">GL_INVALID_ENUM</code> is generated if /<em class="parameter"><code>target</code></em> is not <code class="constant">GL_TEXTURE_3D</code>.
 147         </p><p>
 148             <code class="constant">GL_INVALID_ENUM</code> is generated if <em class="parameter"><code>format</code></em> is not an accepted
 149             format constant.
 150         </p><p>
 151             <code class="constant">GL_INVALID_ENUM</code> is generated if <em class="parameter"><code>type</code></em> is not a type constant.
 152         </p><p>
 153             <code class="constant">GL_INVALID_ENUM</code> is generated if <em class="parameter"><code>type</code></em> is <code class="constant">GL_BITMAP</code> and
 154             <em class="parameter"><code>format</code></em> is not <code class="constant">GL_COLOR_INDEX</code>.
 155         </p><p>
 156             <code class="constant">GL_INVALID_VALUE</code> is generated if <em class="parameter"><code>level</code></em> is less than 0.
 157         </p><p>
 158             <code class="constant">GL_INVALID_VALUE</code> may be generated if <em class="parameter"><code>level</code></em> is greater
 159             than
 160             <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll">
 161
 162                 <mml:msub><mml:mi mathvariant="italic">log</mml:mi>
 163                 <mml:mn>2</mml:mn>
 164                 </mml:msub>
 165             </mml:math>
 166             <span class="emphasis"><em>max</em></span>,
 167             where <span class="emphasis"><em>max</em></span> is the returned value of <code class="constant">GL_MAX_TEXTURE_SIZE</code>.
 168         </p><p>
 169             <code class="constant">GL_INVALID_VALUE</code> is generated if
 170             <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll">
 171
 172                 <mml:mrow>
 173                     <mml:mi mathvariant="italic">xoffset</mml:mi>
 174                     <mml:mo>&lt;</mml:mo>
 175                     <mml:mrow>
 176                         <mml:mo>-</mml:mo>
 177                         <mml:mi mathvariant="italic">b</mml:mi>
 178                     </mml:mrow>
 179                 </mml:mrow>
 180             </mml:math>,
 181             <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll">
 182
 183                 <mml:mrow>
 184                     <mml:mfenced open="(" close=")">
 185                         <mml:mrow>
 186                             <mml:mi mathvariant="italic">xoffset</mml:mi>
 187                             <mml:mo>+</mml:mo>
 188                             <mml:mi mathvariant="italic">width</mml:mi>
 189                         </mml:mrow>
 190                     </mml:mfenced>
 191                     <mml:mo>&gt;</mml:mo>
 192                     <mml:mfenced open="(" close=")">
 193                         <mml:mrow>
 194                             <mml:mi mathvariant="italic">w</mml:mi>
 195                             <mml:mo>-</mml:mo>
 196                             <mml:mi mathvariant="italic">b</mml:mi>
 197                         </mml:mrow>
 198                     </mml:mfenced>
 199                 </mml:mrow>
 200             </mml:math>,
 201             <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll">
 202
 203                 <mml:mrow>
 204                     <mml:mi mathvariant="italic">yoffset</mml:mi>
 205                     <mml:mo>&lt;</mml:mo>
 206                     <mml:mrow>
 207                         <mml:mo>-</mml:mo>
 208                         <mml:mi mathvariant="italic">b</mml:mi>
 209                     </mml:mrow>
 210                 </mml:mrow>
 211             </mml:math>,
 212             or
 213             <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll">
 214
 215                 <mml:mrow>
 216                     <mml:mfenced open="(" close=")">
 217                         <mml:mrow>
 218                             <mml:mi mathvariant="italic">yoffset</mml:mi>
 219                             <mml:mo>+</mml:mo>
 220                             <mml:mi mathvariant="italic">height</mml:mi>
 221                         </mml:mrow>
 222                     </mml:mfenced>
 223                     <mml:mo>&gt;</mml:mo>
 224                     <mml:mfenced open="(" close=")">
 225                         <mml:mrow>
 226                             <mml:mi mathvariant="italic">h</mml:mi>
 227                             <mml:mo>-</mml:mo>
 228                             <mml:mi mathvariant="italic">b</mml:mi>
 229                         </mml:mrow>
 230                     </mml:mfenced>
 231                 </mml:mrow>
 232             </mml:math>,
 233             or
 234             <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll">
 235
 236                 <mml:mrow>
 237                     <mml:mi mathvariant="italic">zoffset</mml:mi>
 238                     <mml:mo>&lt;</mml:mo>
 239                     <mml:mrow>
 240                         <mml:mo>-</mml:mo>
 241                         <mml:mi mathvariant="italic">b</mml:mi>
 242                     </mml:mrow>
 243                 </mml:mrow>
 244             </mml:math>,
 245             or
 246             <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll">
 247
 248                 <mml:mrow>
 249                     <mml:mfenced open="(" close=")">
 250                         <mml:mrow>
 251                             <mml:mi mathvariant="italic">zoffset</mml:mi>
 252                             <mml:mo>+</mml:mo>
 253                             <mml:mi mathvariant="italic">depth</mml:mi>
 254                         </mml:mrow>
 255                     </mml:mfenced>
 256                     <mml:mo>&gt;</mml:mo>
 257                     <mml:mfenced open="(" close=")">
 258                         <mml:mrow>
 259                             <mml:mi mathvariant="italic">d</mml:mi>
 260                             <mml:mo>-</mml:mo>
 261                             <mml:mi mathvariant="italic">b</mml:mi>
 262                         </mml:mrow>
 263                     </mml:mfenced>
 264                 </mml:mrow>
 265             </mml:math>,
 266             where
 267             <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"><mml:mi mathvariant="italic">w</mml:mi></mml:math>
 268             is the <code class="constant">GL_TEXTURE_WIDTH</code>,
 269             <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"><mml:mi mathvariant="italic">h</mml:mi></mml:math>
 270             is the <code class="constant">GL_TEXTURE_HEIGHT</code>,
 271             <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"><mml:mi mathvariant="italic">d</mml:mi></mml:math>
 272             is the <code class="constant">GL_TEXTURE_DEPTH</code>
 273             and
 274             <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"><mml:mi mathvariant="italic">b</mml:mi></mml:math>
 275             is the border width of the texture image being modified.
 276             Note that
 277             <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"><mml:mi mathvariant="italic">w</mml:mi></mml:math>,
 278             <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"><mml:mi mathvariant="italic">h</mml:mi></mml:math>,
 279             and
 280             <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"><mml:mi mathvariant="italic">d</mml:mi></mml:math>
 281             include twice the border width.
 282         </p><p>
 283             <code class="constant">GL_INVALID_VALUE</code> is generated if <em class="parameter"><code>width</code></em>, <em class="parameter"><code>height</code></em>, or <em class="parameter"><code>depth</code></em>
 284             is less than 0.
 285         </p><p>
 286             <code class="constant">GL_INVALID_OPERATION</code> is generated if the texture array has not
 287             been defined by a previous <a class="citerefentry" href="glTexImage3D.xml"><span class="citerefentry"><span class="refentrytitle">glTexImage3D</span></span></a> operation.
 288         </p><p>
 289             <code class="constant">GL_INVALID_OPERATION</code> is generated if <em class="parameter"><code>type</code></em> is one of
 290             <code class="constant">GL_UNSIGNED_BYTE_3_3_2</code>,
 291             <code class="constant">GL_UNSIGNED_BYTE_2_3_3_REV</code>,
 292             <code class="constant">GL_UNSIGNED_SHORT_5_6_5</code>, or
 293             <code class="constant">GL_UNSIGNED_SHORT_5_6_5_REV</code>
 294             and <em class="parameter"><code>format</code></em> is not <code class="constant">GL_RGB</code>.
 295         </p><p>
 296             <code class="constant">GL_INVALID_OPERATION</code> is generated if <em class="parameter"><code>type</code></em> is one of
 297             <code class="constant">GL_UNSIGNED_SHORT_4_4_4_4</code>,
 298             <code class="constant">GL_UNSIGNED_SHORT_4_4_4_4_REV</code>,
 299             <code class="constant">GL_UNSIGNED_SHORT_5_5_5_1</code>,
 300             <code class="constant">GL_UNSIGNED_SHORT_1_5_5_5_REV</code>,
 301             <code class="constant">GL_UNSIGNED_INT_8_8_8_8</code>,
 302             <code class="constant">GL_UNSIGNED_INT_8_8_8_8_REV</code>,
 303             <code class="constant">GL_UNSIGNED_INT_10_10_10_2</code>, or
 304             <code class="constant">GL_UNSIGNED_INT_2_10_10_10_REV</code>
 305             and <em class="parameter"><code>format</code></em> is neither <code class="constant">GL_RGBA</code> nor <code class="constant">GL_BGRA</code>.
 306         </p><p>
 307             <code class="constant">GL_INVALID_OPERATION</code> is generated if a non-zero buffer object name is bound to the
 308             <code class="constant">GL_PIXEL_UNPACK_BUFFER</code> target and the buffer object's data store is currently mapped.
 309         </p><p>
 310             <code class="constant">GL_INVALID_OPERATION</code> is generated if a non-zero buffer object name is bound to the
 311             <code class="constant">GL_PIXEL_UNPACK_BUFFER</code> target and the data would be unpacked from the buffer
 312             object such that the memory reads required would exceed the data store size.
 313         </p><p>
 314             <code class="constant">GL_INVALID_OPERATION</code> is generated if a non-zero buffer object name is bound to the
 315             <code class="constant">GL_PIXEL_UNPACK_BUFFER</code> target and <em class="parameter"><code>data</code></em> is not evenly divisible
 316             into the number of bytes needed to store in memory a datum indicated by <em class="parameter"><code>type</code></em>.
 317         </p><p>
 318             <code class="constant">GL_INVALID_OPERATION</code> is generated if <code class="function">glTexSubImage3D</code> is executed
 319             between the execution of <a class="citerefentry" href="glBegin.xml"><span class="citerefentry"><span class="refentrytitle">glBegin</span></span></a> and the corresponding
 320             execution of <a class="citerefentry" href="glEnd.xml"><span class="citerefentry"><span class="refentrytitle">glEnd</span></span></a>.
 321         </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="associatedgets"></a><h2>Associated Gets</h2><p>
 322             <a class="citerefentry" href="glGetTexImage.xml"><span class="citerefentry"><span class="refentrytitle">glGetTexImage</span></span></a>
 323         </p><p>
 324             <a class="citerefentry" href="glIsEnabled.xml"><span class="citerefentry"><span class="refentrytitle">glIsEnabled</span></span></a> with argument <code class="constant">GL_TEXTURE_3D</code>
 325         </p><p>
 326             <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>
 327         </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="seealso"></a><h2>See Also</h2><p>
 328             <a class="citerefentry" href="glActiveTexture.xml"><span class="citerefentry"><span class="refentrytitle">glActiveTexture</span></span></a>,
 329             <a class="citerefentry" href="glCopyTexImage1D.xml"><span class="citerefentry"><span class="refentrytitle">glCopyTexImage1D</span></span></a>,
 330             <a class="citerefentry" href="glCopyTexImage2D.xml"><span class="citerefentry"><span class="refentrytitle">glCopyTexImage2D</span></span></a>,
 331             <a class="citerefentry" href="glCopyTexSubImage1D.xml"><span class="citerefentry"><span class="refentrytitle">glCopyTexSubImage1D</span></span></a>,
 332             <a class="citerefentry" href="glCopyTexSubImage2D.xml"><span class="citerefentry"><span class="refentrytitle">glCopyTexSubImage2D</span></span></a>,
 333             <a class="citerefentry" href="glCopyTexSubImage3D.xml"><span class="citerefentry"><span class="refentrytitle">glCopyTexSubImage3D</span></span></a>,
 334             <a class="citerefentry" href="glDrawPixels.xml"><span class="citerefentry"><span class="refentrytitle">glDrawPixels</span></span></a>,
 335             <a class="citerefentry" href="glPixelStore.xml"><span class="citerefentry"><span class="refentrytitle">glPixelStore</span></span></a>,
 336             <a class="citerefentry" href="glPixelTransfer.xml"><span class="citerefentry"><span class="refentrytitle">glPixelTransfer</span></span></a>,
 337             <a class="citerefentry" href="glTexEnv.xml"><span class="citerefentry"><span class="refentrytitle">glTexEnv</span></span></a>,
 338             <a class="citerefentry" href="glTexGen.xml"><span class="citerefentry"><span class="refentrytitle">glTexGen</span></span></a>,
 339             <a class="citerefentry" href="glTexImage1D.xml"><span class="citerefentry"><span class="refentrytitle">glTexImage1D</span></span></a>,
 340             <a class="citerefentry" href="glTexImage2D.xml"><span class="citerefentry"><span class="refentrytitle">glTexImage2D</span></span></a>,
 341             <a class="citerefentry" href="glTexImage3D.xml"><span class="citerefentry"><span class="refentrytitle">glTexImage3D</span></span></a>,
 342             <a class="citerefentry" href="glTexSubImage1D.xml"><span class="citerefentry"><span class="refentrytitle">glTexSubImage1D</span></span></a>,
 343             <a class="citerefentry" href="glTexSubImage2D.xml"><span class="citerefentry"><span class="refentrytitle">glTexSubImage2D</span></span></a>,
 344             <a class="citerefentry" href="glTexParameter.xml"><span class="citerefentry"><span class="refentrytitle">glTexParameter</span></span></a>
 345         </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="Copyright"></a><h2>Copyright</h2><p>
 346             Copyright <span class="trademark"></span>© 1991-2006
 347             Silicon Graphics, Inc. This document is licensed under the SGI
 348             Free Software B License. For details, see
 349             <a class="ulink" href="http://oss.sgi.com/projects/FreeB/" target="_top">http://oss.sgi.com/projects/FreeB/</a>.
 350         </p></div></div></body></html>