File: gluOrtho2D.3G.xml

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<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE html
  PUBLIC "-//W3C//DTD XHTML 1.1 plus MathML 2.0//EN" "http://www.w3.org/TR/MathML2/dtd/xhtml-math11-f.dtd">
<html
	xmlns="http://www.w3.org/1999/xhtml"
	xmlns:mml="http://www.w3.org/1998/Math/MathML"
><head><title>gluOrtho2D</title><link rel="stylesheet" href="style.css" type="text/css"/><meta name="generator" content="DocBook XSL Stylesheets V1.59.1"/><link rel="home" href="index.xml" title="PyOpenGL 2.0.1.07 Man Pages"/><link rel="up" href="reference-GLU.xml" title="GLU"/><link rel="previous" href="gluNurbsSurface.3G.xml" title="gluNurbsSurface"/><link rel="next" href="gluPartialDisk.3G.xml" title="gluPartialDisk"/></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">gluOrtho2D</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="gluNurbsSurface.3G.xml">Prev</a></td><th width="60%" align="center">GLU</th><td width="20%" align="right"><a accesskey="n" href="gluPartialDisk.3G.xml">Next</a></td></tr></table><hr/></div><div class="refentry" lang="en"><a name="gluOrtho2D.3G"/><div class="titlepage"/><div class="refnamediv"><a name="gluOrtho2D.3G-name"/><h2>Name</h2><p>gluOrtho2D &#8212; define a 2D orthographic projection matrix</p></div><div class="refsynopsisdiv"><a name="gluOrtho2D.3G-c_spec"/><h2>C Specification</h2><table class="funcprototype" border="0" cellpadding="0" cellspacing="0"><tr><td valign="top"><code>void<tt>gluOrtho2D</tt></code></td><td valign="top"><code>(</code></td><td valign="top"><code>GLdouble<i><tt>left</tt></i>, GLdouble<i><tt>right</tt></i>, GLdouble<i><tt>bottom</tt></i>, GLdouble<i><tt>top</tt></i>);</code></td></tr></table></div><div class="refsynopsisdiv"><a name="gluOrtho2D.3G-python_spec"/><h2>Python Specification</h2><table class="funcprototype" border="0" cellpadding="0" cellspacing="0"><tr><td valign="top"><code><tt>gluOrtho2D</tt></code></td><td valign="top"><code>(</code></td><td valign="top"><code><i><tt>left</tt></i>, <i><tt>right</tt></i>, <i><tt>bottom</tt></i>, <i><tt>top</tt></i>) &#8594;<tt>None</tt></code></td></tr></table></div><div class="refsect1" lang="en"><a name="gluOrtho2D.3G-parameters"/><h2>Parameters</h2><div class="variablelist"><dl><dt><span class="term"><i><tt>left</tt></i>, <i><tt>right</tt></i></span></dt><dd>
						Specify the coordinates for the left and right vertical clipping planes.
					</dd><dt><span class="term"><i><tt>bottom</tt></i>, <i><tt>top</tt></i></span></dt><dd>
						Specify the coordinates for the bottom and top horizontal clipping planes.
					</dd></dl></div></div><div class="refsect1" lang="en"><a name="gluOrtho2D.3G-description"/><h2>Description</h2><p>
			<tt>gluOrtho2D</tt> sets up a two-dimensional orthographic viewing region. This is equivalent to calling
			<a href="glOrtho.3G.xml"><tt>glOrtho</tt></a> with <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll">
					<mml:mrow>
						<mml:mi>near</mml:mi>
						<mml:mo>=</mml:mo>
						<mml:mn>-1</mml:mn>
					</mml:mrow>
				</mml:math> and <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll">
					<mml:mrow>
						<mml:mi>far</mml:mi>
						<mml:mo>=</mml:mo>
						<mml:mn>1</mml:mn>
					</mml:mrow>
				</mml:math>.
		</p></div><div class="refsect1" lang="en"><a name="gluOrtho2D.3G-see_also"/><h2>See Also</h2><p>
			<span class="simplelist"><a href="glOrtho.3G.xml">glOrtho</a>, <a href="gluPerspective.3G.xml">gluPerspective</a></span>
		</p></div></div><div class="navfooter"><hr/><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="gluNurbsSurface.3G.xml">Prev</a></td><td width="20%" align="center"><a accesskey="u" href="reference-GLU.xml">Up</a></td><td width="40%" align="right"><a accesskey="n" href="gluPartialDisk.3G.xml">Next</a></td></tr><tr><td width="40%" align="left" valign="top">gluNurbsSurface</td><td width="20%" align="center"><a accesskey="h" href="index.xml">Home</a></td><td width="40%" align="right" valign="top">gluPartialDisk</td></tr></table></div></body></html>