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MathUtils (libgdx API)
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<H2>
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com.badlogic.gdx.math</FONT>
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Class MathUtils</H2>
<PRE>
java.lang.Object
<IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><B>com.badlogic.gdx.math.MathUtils</B>
</PRE>
<HR>
<DL>
<DT><PRE>public class <B>MathUtils</B><DT>extends java.lang.Object</DL>
</PRE>

<P>
Utility and fast math functions.
<p>
Thanks to Riven on JavaGaming.org for the basis of sin/cos/atan2/floor/ceil.
<P>

<P>
<DL>
<DT><B>Author:</B></DT>
<DD>Nathan Sweet</DD>
</DL>
<HR>

<P>


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<CODE>static float</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#degRad">degRad</A></B></CODE>

<BR>
           </TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static float</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#degreesToRadians">degreesToRadians</A></B></CODE>

<BR>
           </TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static float</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#nanoToSec">nanoToSec</A></B></CODE>

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           </TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static float</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#PI">PI</A></B></CODE>

<BR>
           </TD>
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<CODE>static float</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#radDeg">radDeg</A></B></CODE>

<BR>
           </TD>
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<CODE>static float</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#radiansToDegrees">radiansToDegrees</A></B></CODE>

<BR>
           </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static java.util.Random</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#random">random</A></B></CODE>

<BR>
           </TD>
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<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#MathUtils()">MathUtils</A></B>()</CODE>

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<CODE>static float</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#atan2(float, float)">atan2</A></B>(float y,
float x)</CODE>

<BR>
          Returns atan2 in radians from a lookup table.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#ceil(float)">ceil</A></B>(float x)</CODE>

<BR>
          Returns the smallest integer greater than or equal to the specified float.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#ceilPositive(float)">ceilPositive</A></B>(float x)</CODE>

<BR>
          Returns the smallest integer greater than or equal to the specified float.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static float</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#clamp(float, float, float)">clamp</A></B>(float value,
float min,
float max)</CODE>

<BR>
           </TD>
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<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#clamp(int, int, int)">clamp</A></B>(int value,
int min,
int max)</CODE>

<BR>
           </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static short</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#clamp(short, short, short)">clamp</A></B>(short value,
short min,
short max)</CODE>

<BR>
           </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static float</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#cos(float)">cos</A></B>(float radians)</CODE>

<BR>
          Returns the cosine in radians.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static float</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#cosDeg(float)">cosDeg</A></B>(float degrees)</CODE>

<BR>
          Returns the cosine in radians.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#floor(float)">floor</A></B>(float x)</CODE>

<BR>
          Returns the largest integer less than or equal to the specified float.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#floorPositive(float)">floorPositive</A></B>(float x)</CODE>

<BR>
          Returns the largest integer less than or equal to the specified float.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#isPowerOfTwo(int)">isPowerOfTwo</A></B>(int value)</CODE>

<BR>
           </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#nextPowerOfTwo(int)">nextPowerOfTwo</A></B>(int value)</CODE>

<BR>
          Returns the next power of two.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static float</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#random()">random</A></B>()</CODE>

<BR>
           </TD>
</TR>
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<CODE>static float</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#random(float)">random</A></B>(float range)</CODE>

<BR>
          Returns a random number between 0 (inclusive) and the specified value (inclusive).</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static float</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#random(float, float)">random</A></B>(float start,
float end)</CODE>

<BR>
          Returns a random number between start (inclusive) and end (inclusive).</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#random(int)">random</A></B>(int range)</CODE>

<BR>
          Returns a random number between 0 (inclusive) and the specified value (inclusive).</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#random(int, int)">random</A></B>(int start,
int end)</CODE>

<BR>
          Returns a random number between start (inclusive) and end (inclusive).</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#randomBoolean()">randomBoolean</A></B>()</CODE>

<BR>
           </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#round(float)">round</A></B>(float x)</CODE>

<BR>
          Returns the closest integer to the specified float.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#roundPositive(float)">roundPositive</A></B>(float x)</CODE>

<BR>
          Returns the closest integer to the specified float.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static float</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#sin(float)">sin</A></B>(float radians)</CODE>

<BR>
          Returns the sine in radians.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static float</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/MathUtils.html#sinDeg(float)">sinDeg</A></B>(float degrees)</CODE>

<BR>
          Returns the sine in radians.</TD>
</TR>
</TABLE>
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<TH ALIGN="left"><B>Methods inherited from class java.lang.Object</B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD>
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<P>



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<A NAME="nanoToSec"></A><H3>
nanoToSec</H3>
<PRE>
public static final float <B>nanoToSec</B></PRE>
<DL>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#com.badlogic.gdx.math.MathUtils.nanoToSec">Constant Field Values</A></DL>
</DL>
<HR>

<A NAME="PI"></A><H3>
PI</H3>
<PRE>
public static final float <B>PI</B></PRE>
<DL>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#com.badlogic.gdx.math.MathUtils.PI">Constant Field Values</A></DL>
</DL>
<HR>

<A NAME="radiansToDegrees"></A><H3>
radiansToDegrees</H3>
<PRE>
public static final float <B>radiansToDegrees</B></PRE>
<DL>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#com.badlogic.gdx.math.MathUtils.radiansToDegrees">Constant Field Values</A></DL>
</DL>
<HR>

<A NAME="radDeg"></A><H3>
radDeg</H3>
<PRE>
public static final float <B>radDeg</B></PRE>
<DL>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#com.badlogic.gdx.math.MathUtils.radDeg">Constant Field Values</A></DL>
</DL>
<HR>

<A NAME="degreesToRadians"></A><H3>
degreesToRadians</H3>
<PRE>
public static final float <B>degreesToRadians</B></PRE>
<DL>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#com.badlogic.gdx.math.MathUtils.degreesToRadians">Constant Field Values</A></DL>
</DL>
<HR>

<A NAME="degRad"></A><H3>
degRad</H3>
<PRE>
public static final float <B>degRad</B></PRE>
<DL>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#com.badlogic.gdx.math.MathUtils.degRad">Constant Field Values</A></DL>
</DL>
<HR>

<A NAME="random"></A><H3>
random</H3>
<PRE>
public static java.util.Random <B>random</B></PRE>
<DL>
<DL>
</DL>
</DL>



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<A NAME="MathUtils()"></A><H3>
MathUtils</H3>
<PRE>
public <B>MathUtils</B>()</PRE>
<DL>
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<A NAME="sin(float)"></A><H3>
sin</H3>
<PRE>
public static final float <B>sin</B>(float radians)</PRE>
<DL>
<DD>Returns the sine in radians.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="cos(float)"></A><H3>
cos</H3>
<PRE>
public static final float <B>cos</B>(float radians)</PRE>
<DL>
<DD>Returns the cosine in radians.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="sinDeg(float)"></A><H3>
sinDeg</H3>
<PRE>
public static final float <B>sinDeg</B>(float degrees)</PRE>
<DL>
<DD>Returns the sine in radians.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="cosDeg(float)"></A><H3>
cosDeg</H3>
<PRE>
public static final float <B>cosDeg</B>(float degrees)</PRE>
<DL>
<DD>Returns the cosine in radians.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="atan2(float, float)"></A><H3>
atan2</H3>
<PRE>
public static final float <B>atan2</B>(float y,
float x)</PRE>
<DL>
<DD>Returns atan2 in radians from a lookup table.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="random(int)"></A><H3>
random</H3>
<PRE>
public static final int <B>random</B>(int range)</PRE>
<DL>
<DD>Returns a random number between 0 (inclusive) and the specified value (inclusive).
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="random(int, int)"></A><H3>
random</H3>
<PRE>
public static final int <B>random</B>(int start,
int end)</PRE>
<DL>
<DD>Returns a random number between start (inclusive) and end (inclusive).
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="randomBoolean()"></A><H3>
randomBoolean</H3>
<PRE>
public static final boolean <B>randomBoolean</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="random()"></A><H3>
random</H3>
<PRE>
public static final float <B>random</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="random(float)"></A><H3>
random</H3>
<PRE>
public static final float <B>random</B>(float range)</PRE>
<DL>
<DD>Returns a random number between 0 (inclusive) and the specified value (inclusive).
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="random(float, float)"></A><H3>
random</H3>
<PRE>
public static final float <B>random</B>(float start,
float end)</PRE>
<DL>
<DD>Returns a random number between start (inclusive) and end (inclusive).
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="nextPowerOfTwo(int)"></A><H3>
nextPowerOfTwo</H3>
<PRE>
public static int <B>nextPowerOfTwo</B>(int value)</PRE>
<DL>
<DD>Returns the next power of two. Returns the specified value if the value is already a power of two.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="isPowerOfTwo(int)"></A><H3>
isPowerOfTwo</H3>
<PRE>
public static boolean <B>isPowerOfTwo</B>(int value)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="clamp(int, int, int)"></A><H3>
clamp</H3>
<PRE>
public static int <B>clamp</B>(int value,
int min,
int max)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="clamp(short, short, short)"></A><H3>
clamp</H3>
<PRE>
public static short <B>clamp</B>(short value,
short min,
short max)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="clamp(float, float, float)"></A><H3>
clamp</H3>
<PRE>
public static float <B>clamp</B>(float value,
float min,
float max)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="floor(float)"></A><H3>
floor</H3>
<PRE>
public static int <B>floor</B>(float x)</PRE>
<DL>
<DD>Returns the largest integer less than or equal to the specified float. This method will only properly floor floats from
-(2^14) to (Float.MAX_VALUE - 2^14).
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="floorPositive(float)"></A><H3>
floorPositive</H3>
<PRE>
public static int <B>floorPositive</B>(float x)</PRE>
<DL>
<DD>Returns the largest integer less than or equal to the specified float. This method will only properly floor floats that are
positive. Note this method simply casts the float to int.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="ceil(float)"></A><H3>
ceil</H3>
<PRE>
public static int <B>ceil</B>(float x)</PRE>
<DL>
<DD>Returns the smallest integer greater than or equal to the specified float. This method will only properly ceil floats from
-(2^14) to (Float.MAX_VALUE - 2^14).
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="ceilPositive(float)"></A><H3>
ceilPositive</H3>
<PRE>
public static int <B>ceilPositive</B>(float x)</PRE>
<DL>
<DD>Returns the smallest integer greater than or equal to the specified float. This method will only properly ceil floats that
are positive.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="round(float)"></A><H3>
round</H3>
<PRE>
public static int <B>round</B>(float x)</PRE>
<DL>
<DD>Returns the closest integer to the specified float. This method will only properly round floats from -(2^14) to
(Float.MAX_VALUE - 2^14).
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="roundPositive(float)"></A><H3>
roundPositive</H3>
<PRE>
public static int <B>roundPositive</B>(float x)</PRE>
<DL>
<DD>Returns the closest integer to the specified float. This method will only properly round floats that are positive.
<P>
<DD><DL>
</DL>
</DD>
</DL>

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