upstream-man-pages/manglsl/xhtml/cross.xml

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   4 <?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" /><link rel="stylesheet" type="text/css" href="opengl-man.css" /><title>cross - OpenGL Shading Language (GLSL)</title><meta name="generator" content="DocBook XSL Stylesheets V1.69.1" /></head><body><div class="refentry" lang="en" xml:lang="en"><a id="cross"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>cross — calculate the cross product of two vectors</p></div><div class="refsynopsisdiv"><h2>Declaration</h2><div class="funcsynopsis"><p><code class="funcdef">vec3 <b class="fsfunc">cross</b>(</code>vec3 <var class="pdparam">x</var>, vec3 <var class="pdparam">y</var><code>)</code>;</p><p><code class="funcdef">dvec3 <b class="fsfunc">cross</b>(</code>dvec3 <var class="pdparam">x</var>, dvec3 <var class="pdparam">y</var><code>)</code>;</p></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>x</code></em></span></dt><dd><p>
   5                     Specifies the first of two vectors
   6                 </p></dd><dt><span class="term"><em class="parameter"><code>y</code></em></span></dt><dd><p>
   7                     Specifies the second of two vectors
   8                 </p></dd></dl></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="description"></a><h2>Description</h2><p>
   9             <code class="function">cross</code> returns the cross product of two vectors, <em class="parameter"><code>x</code></em> and <em class="parameter"><code>y</code></em>. i.e.,
  10         </p><p>
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  17                       <mml:mo stretchy="false">]</mml:mo>
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  20                       <mml:mo stretchy="false">[</mml:mo>
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  22                       <mml:mo stretchy="false">]</mml:mo>
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  27                       <mml:mo stretchy="false">]</mml:mo>
  28                       <mml:mo lspace="2px" rspace="2px">⋅</mml:mo>
  29                       <mml:mi>x</mml:mi>
  30                       <mml:mo stretchy="false">[</mml:mo>
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  42                       <mml:mn>0</mml:mn>
  43                       <mml:mo stretchy="false">]</mml:mo>
  44                       <mml:mo>−</mml:mo>
  45                       <mml:mi>y</mml:mi>
  46                       <mml:mo stretchy="false">[</mml:mo>
  47                       <mml:mn>2</mml:mn>
  48                       <mml:mo stretchy="false">]</mml:mo>
  49                       <mml:mo lspace="2px" rspace="2px">⋅</mml:mo>
  50                       <mml:mi>x</mml:mi>
  51                       <mml:mo stretchy="false">[</mml:mo>
  52                       <mml:mn>0</mml:mn>
  53                       <mml:mo stretchy="false">]</mml:mo>
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  55                     <mml:csymbol encoding="" definitionURL="">
  56                       <mml:mi>x</mml:mi>
  57                       <mml:mo stretchy="false">[</mml:mo>
  58                       <mml:mn>0</mml:mn>
  59                       <mml:mo stretchy="false">]</mml:mo>
  60                       <mml:mo lspace="2px" rspace="2px">⋅</mml:mo>
  61                       <mml:mi>y</mml:mi>
  62                       <mml:mo stretchy="false">[</mml:mo>
  63                       <mml:mn>1</mml:mn>
  64                       <mml:mo stretchy="false">]</mml:mo>
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  69                       <mml:mo stretchy="false">]</mml:mo>
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  71                       <mml:mi>x</mml:mi>
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  78         </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="versions"></a><h2>Version Support</h2><div class="informaltable"><table border="1"><colgroup><col align="left" /><col align="center" /><col align="center" /><col align="center" /><col align="center" /><col align="center" /><col align="center" /><col align="center" /><col align="center" /><col align="center" /><col align="center" /></colgroup><thead><tr><th align="left"><span class="bold"><strong>Function</strong></span></th><th align="left"><span class="bold"><strong>Version 1.10</strong></span></th><th align="left"><span class="bold"><strong>Version 1.20</strong></span></th><th align="left"><span class="bold"><strong>Version 1.30</strong></span></th><th align="left"><span class="bold"><strong>Version 1.40</strong></span></th><th align="left"><span class="bold"><strong>Version 1.50</strong></span></th><th align="left"><span class="bold"><strong>Version 3.30</strong></span></th><th align="left"><span class="bold"><strong>Version 4.00</strong></span></th><th align="left"><span class="bold"><strong>Version 4.10</strong></span></th><th align="left"><span class="bold"><strong>Version 4.20</strong></span></th><th align="center"><span class="bold"><strong>Version 4.30</strong></span></th></tr><tr><th align="left">cross (vec3)</th><th align="center"><span class="emphasis"><em>Y</em></span></th><th align="center"><span class="emphasis"><em>Y</em></span></th><th align="center"><span class="emphasis"><em>Y</em></span></th><th align="center"><span class="emphasis"><em>Y</em></span></th><th align="center"><span class="emphasis"><em>Y</em></span></th><th align="center"><span class="emphasis"><em>Y</em></span></th><th align="center"><span class="emphasis"><em>Y</em></span></th><th align="center"><span class="emphasis"><em>Y</em></span></th><th align="center"><span class="emphasis"><em>Y</em></span></th><th align="center"><span class="emphasis"><em>Y</em></span></th></tr><tr><th align="left">cross (dvec3)</th><th align="center"><span class="emphasis"><em>-</em></span></th><th align="center"><span class="emphasis"><em>-</em></span></th><th align="center"><span class="emphasis"><em>-</em></span></th><th align="center"><span class="emphasis"><em>-</em></span></th><th align="center"><span class="emphasis"><em>-</em></span></th><th align="center"><span class="emphasis"><em>-</em></span></th><th align="center"><span class="emphasis"><em>Y</em></span></th><th align="center"><span class="emphasis"><em>Y</em></span></th><th align="center"><span class="emphasis"><em>Y</em></span></th><th align="center"><span class="emphasis"><em>Y</em></span></th></tr></thead></table></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="seealso"></a><h2>See Also</h2><p>
  79             <a href="dot.xml"><span class="citerefentry"><span class="refentrytitle">dot</span></span></a>
  80         </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="Copyright"></a><h2>Copyright</h2><p>
  81             Copyright <span class="trademark"></span>© 2011 Khronos Group.
  82             This material may be distributed subject to the terms and conditions set forth in
  83             the Open Publication License, v 1.0, 8 June 1999.
  84             <a href="http://opencontent.org/openpub/" target="_top">http://opencontent.org/openpub/</a>.
  85         </p></div></div></body></html>