<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<!--NewPage-->
<HTML>
<HEAD>
<!-- Generated by javadoc (build 1.6.0_26) on Sun Jan 27 20:37:11 CET 2013 -->
<TITLE>
com.badlogic.gdx.math (libgdx API)
</TITLE>
<META NAME="date" CONTENT="2013-01-27">
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style">
<SCRIPT type="text/javascript">
function windowTitle()
{
if (location.href.indexOf('is-external=true') == -1) {
parent.document.title="com.badlogic.gdx.math (libgdx API)";
}
}
</SCRIPT>
<NOSCRIPT>
</NOSCRIPT>
</HEAD>
<BODY BGCOLOR="white" onload="windowTitle();">
<HR>
<!-- ========= START OF TOP NAVBAR ======= -->
<A NAME="navbar_top"><!-- --></A>
<A HREF="#skip-navbar_top" title="Skip navigation links"></A>
<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY="">
<TR>
<TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1">
<A NAME="navbar_top_firstrow"><!-- --></A>
<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY="">
<TR ALIGN="center" VALIGN="top">
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview
</B></FONT></A> </TD>
<TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Package
</B></FONT> </TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <FONT CLASS="NavBarFont1">Class
</FONT> </TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-use.html"><FONT CLASS="NavBarFont1"><B>Use
</B></FONT></A> </TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree
</B></FONT></A> </TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated
</B></FONT></A> </TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index
</B></FONT></A> </TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help
</B></FONT></A> </TD>
</TR>
</TABLE>
</TD>
<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM>
libgdx API
<style>
body, td, th { font-family:Helvetica, Tahoma, Arial, sans-serif; font-size:10pt }
pre, code, tt { font-size:9pt; font-family:Lucida Console, Courier New, sans-serif }
h1, h2, h3, .FrameTitleFont, .FrameHeadingFont, .TableHeadingColor font { font-size:105%; font-weight:bold }
.TableHeadingColor { background:#EEEEFF; }
a { text-decoration:none }
a:hover { text-decoration:underline }
a:link, a:visited { color:blue }
table { border:0px }
.TableRowColor td:first-child { border-left:1px solid black }
.TableRowColor td { border:0px; border-bottom:1px solid black; border-right:1px solid black }
hr { border:0px; border-bottom:1px solid #333366; }
</style>
</EM>
</TD>
</TR>
<TR>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
<A HREF="../../../../com/badlogic/gdx/input/package-summary.html"><B>PREV PACKAGE
</B></A>
<A HREF="../../../../com/badlogic/gdx/math/collision/package-summary.html"><B>NEXT PACKAGE
</B></A></FONT></TD>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
<A HREF="../../../../index.html?com/badlogic/gdx/math/package-summary.html" target="_top"><B>FRAMES
</B></A>
<A HREF="package-summary.html" target="_top"><B>NO FRAMES
</B></A>
<SCRIPT type="text/javascript">
<!--
if(window==top) {
document.writeln('<A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A>');
}
//-->
</SCRIPT>
<NOSCRIPT>
<A HREF="../../../../allclasses-noframe.html"><B>All Classes
</B></A>
</NOSCRIPT>
</FONT></TD>
</TR>
</TABLE>
<A NAME="skip-navbar_top"></A>
<!-- ========= END OF TOP NAVBAR ========= -->
<HR>
<H2>
Package com.badlogic.gdx.math
</H2>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
<B>Class Summary
</B></FONT></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/CatmullRomSpline.html" title="class in com.badlogic.gdx.math">CatmullRomSpline
</A></B></TD>
<TD>Encapsulates a catmull rom spline with n control points, n >= 4.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Circle.html" title="class in com.badlogic.gdx.math">Circle
</A></B></TD>
<TD>A convenient 2D circle class.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/EarClippingTriangulator.html" title="class in com.badlogic.gdx.math">EarClippingTriangulator
</A></B></TD>
<TD>A simple implementation of the ear cutting algorithm to triangulate simple polygons without holes.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/FloatCounter.html" title="class in com.badlogic.gdx.math">FloatCounter
</A></B></TD>
<TD> </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Frustum.html" title="class in com.badlogic.gdx.math">Frustum
</A></B></TD>
<TD> </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Interpolation.html" title="class in com.badlogic.gdx.math">Interpolation
</A></B></TD>
<TD>Takes a linear value in the range of 0-1 and outputs a (usually) non-linear, interpolated value.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Interpolation.Bounce.html" title="class in com.badlogic.gdx.math">Interpolation.Bounce
</A></B></TD>
<TD> </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Interpolation.BounceIn.html" title="class in com.badlogic.gdx.math">Interpolation.BounceIn
</A></B></TD>
<TD> </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Interpolation.BounceOut.html" title="class in com.badlogic.gdx.math">Interpolation.BounceOut
</A></B></TD>
<TD> </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Interpolation.Elastic.html" title="class in com.badlogic.gdx.math">Interpolation.Elastic
</A></B></TD>
<TD> </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Interpolation.ElasticIn.html" title="class in com.badlogic.gdx.math">Interpolation.ElasticIn
</A></B></TD>
<TD> </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Interpolation.ElasticOut.html" title="class in com.badlogic.gdx.math">Interpolation.ElasticOut
</A></B></TD>
<TD> </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Interpolation.Exp.html" title="class in com.badlogic.gdx.math">Interpolation.Exp
</A></B></TD>
<TD> </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Interpolation.ExpIn.html" title="class in com.badlogic.gdx.math">Interpolation.ExpIn
</A></B></TD>
<TD> </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Interpolation.ExpOut.html" title="class in com.badlogic.gdx.math">Interpolation.ExpOut
</A></B></TD>
<TD> </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Interpolation.Pow.html" title="class in com.badlogic.gdx.math">Interpolation.Pow
</A></B></TD>
<TD> </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Interpolation.PowIn.html" title="class in com.badlogic.gdx.math">Interpolation.PowIn
</A></B></TD>
<TD> </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Interpolation.PowOut.html" title="class in com.badlogic.gdx.math">Interpolation.PowOut
</A></B></TD>
<TD> </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Interpolation.Swing.html" title="class in com.badlogic.gdx.math">Interpolation.Swing
</A></B></TD>
<TD> </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Interpolation.SwingIn.html" title="class in com.badlogic.gdx.math">Interpolation.SwingIn
</A></B></TD>
<TD> </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Interpolation.SwingOut.html" title="class in com.badlogic.gdx.math">Interpolation.SwingOut
</A></B></TD>
<TD> </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Intersector.html" title="class in com.badlogic.gdx.math">Intersector
</A></B></TD>
<TD>Class offering various static methods for intersection testing between different geometric objects.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Intersector.MinimumTranslationVector.html" title="class in com.badlogic.gdx.math">Intersector.MinimumTranslationVector
</A></B></TD>
<TD> </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Intersector.SplitTriangle.html" title="class in com.badlogic.gdx.math">Intersector.SplitTriangle
</A></B></TD>
<TD> </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html" title="class in com.badlogic.gdx.math">MathUtils
</A></B></TD>
<TD>Utility and fast math functions.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></B></TD>
<TD>A 3x3
<a href="http://en.wikipedia.org/wiki/Row-major_order">column major
</a> matrix; useful for 2D transforms.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Matrix4.html" title="class in com.badlogic.gdx.math">Matrix4
</A></B></TD>
<TD>Encapsulates a
<a href="http://en.wikipedia.org/wiki/Row-major_order">column major
</a> 4 by 4 matrix.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Plane.html" title="class in com.badlogic.gdx.math">Plane
</A></B></TD>
<TD>A plane defined via a unit length normal and the distance from the origin, as you learned in your math class.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Polygon.html" title="class in com.badlogic.gdx.math">Polygon
</A></B></TD>
<TD> </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Quaternion.html" title="class in com.badlogic.gdx.math">Quaternion
</A></B></TD>
<TD>A simple quaternion class.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Rectangle.html" title="class in com.badlogic.gdx.math">Rectangle
</A></B></TD>
<TD>Encapsulates a 2D rectangle defined by it's bottom corner point and its extends in x (width) and y (height).
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2
</A></B></TD>
<TD>Encapsulates a 2D vector.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Vector3.html" title="class in com.badlogic.gdx.math">Vector3
</A></B></TD>
<TD>Encapsulates a 3D vector.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/WindowedMean.html" title="class in com.badlogic.gdx.math">WindowedMean
</A></B></TD>
<TD>A simple class keeping track of the mean of a stream of values within a certain window.
</TD>
</TR>
</TABLE>
<P>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
<B>Enum Summary
</B></FONT></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../com/badlogic/gdx/math/Plane.PlaneSide.html" title="enum in com.badlogic.gdx.math">Plane.PlaneSide
</A></B></TD>
<TD>Enum specifying on which side a point lies respective to the plane and it's normal.
</TD>
</TR>
</TABLE>
<P>
<DL>
</DL>
<HR>
<!-- ======= START OF BOTTOM NAVBAR ====== -->
<A NAME="navbar_bottom"><!-- --></A>
<A HREF="#skip-navbar_bottom" title="Skip navigation links"></A>
<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY="">
<TR>
<TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1">
<A NAME="navbar_bottom_firstrow"><!-- --></A>
<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY="">
<TR ALIGN="center" VALIGN="top">
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview
</B></FONT></A> </TD>
<TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Package
</B></FONT> </TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <FONT CLASS="NavBarFont1">Class
</FONT> </TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-use.html"><FONT CLASS="NavBarFont1"><B>Use
</B></FONT></A> </TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree
</B></FONT></A> </TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated
</B></FONT></A> </TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index
</B></FONT></A> </TD>
<TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help
</B></FONT></A> </TD>
</TR>
</TABLE>
</TD>
<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM>
libgdx API
</EM>
</TD>
</TR>
<TR>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
<A HREF="../../../../com/badlogic/gdx/input/package-summary.html"><B>PREV PACKAGE
</B></A>
<A HREF="../../../../com/badlogic/gdx/math/collision/package-summary.html"><B>NEXT PACKAGE
</B></A></FONT></TD>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
<A HREF="../../../../index.html?com/badlogic/gdx/math/package-summary.html" target="_top"><B>FRAMES
</B></A>
<A HREF="package-summary.html" target="_top"><B>NO FRAMES
</B></A>
<SCRIPT type="text/javascript">
<!--
if(window==top) {
document.writeln('<A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A>');
}
//-->
</SCRIPT>
<NOSCRIPT>
<A HREF="../../../../allclasses-noframe.html"><B>All Classes
</B></A>
</NOSCRIPT>
</FONT></TD>
</TR>
</TABLE>
<A NAME="skip-navbar_bottom"></A>
<!-- ======== END OF BOTTOM NAVBAR ======= -->
<HR>
<div style="font-size:9pt"><i>
Copyright 2010 Mario Zechner (contact@badlogicgames.com), Nathan Sweet (admin@esotericsoftware.com)
</i></div>
</BODY>
</HTML>