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Matrix3 (libgdx API)
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com.badlogic.gdx.math
</FONT>
<BR>
Class Matrix3
</H2>
<PRE>
java.lang.Object
<IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><B>com.badlogic.gdx.math.Matrix3
</B>
</PRE>
<DL>
<DT><B>All Implemented Interfaces:
</B> <DD>java.io.Serializable
</DD>
</DL>
<HR>
<DL>
<DT><PRE>public class
<B>Matrix3
</B><DT>extends java.lang.Object
<DT>implements java.io.Serializable
</DL>
</PRE>
<P>
A 3x3
<a href="http://en.wikipedia.org/wiki/Row-major_order">column major
</a> matrix; useful for 2D transforms.
<P>
<P>
<DL>
<DT><B>Author:
</B></DT>
<DD>mzechner
</DD>
<DT><B>See Also:
</B><DD><A HREF="../../../../serialized-form.html#com.badlogic.gdx.math.Matrix3">Serialized Form
</A></DL>
<HR>
<P>
<!-- =========== FIELD SUMMARY =========== -->
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</B></FONT></TH>
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<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/Matrix3.html#M00">M00
</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/Matrix3.html#M01">M01
</A></B></CODE>
<BR>
</TD>
</TR>
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<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/Matrix3.html#M02">M02
</A></B></CODE>
<BR>
</TD>
</TR>
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<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/Matrix3.html#M10">M10
</A></B></CODE>
<BR>
</TD>
</TR>
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<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/Matrix3.html#M11">M11
</A></B></CODE>
<BR>
</TD>
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<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/Matrix3.html#M12">M12
</A></B></CODE>
<BR>
</TD>
</TR>
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<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/Matrix3.html#M20">M20
</A></B></CODE>
<BR>
</TD>
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<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/Matrix3.html#M21">M21
</A></B></CODE>
<BR>
</TD>
</TR>
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<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/Matrix3.html#M22">M22
</A></B></CODE>
<BR>
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> float[]
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#val">val
</A></B></CODE>
<BR>
</TD>
</TR>
</TABLE>
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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</B></FONT></TH>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#Matrix3()">Matrix3
</A></B>()
</CODE>
<BR>
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#Matrix3(com.badlogic.gdx.math.Matrix3)">Matrix3
</A></B>(
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> matrix)
</CODE>
<BR>
</TD>
</TR>
</TABLE>
<!-- ========== METHOD SUMMARY =========== -->
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<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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</B></FONT></TH>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> float
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#det()">det
</A></B>()
</CODE>
<BR>
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> float[]
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#getValues()">getValues
</A></B>()
</CODE>
<BR>
Get the values in this matrix.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#idt()">idt
</A></B>()
</CODE>
<BR>
Sets this matrix to the identity matrix
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#inv()">inv
</A></B>()
</CODE>
<BR>
Inverts this matrix given that the determinant is != 0.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#mul(com.badlogic.gdx.math.Matrix3)">mul
</A></B>(
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> m)
</CODE>
<BR>
Multiplies this matrix with the provided matrix and stores the result in this matrix.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#rotate(float)">rotate
</A></B>(float
angle)
</CODE>
<BR>
Postmultiplies this matrix with a (counter-clockwise) rotation matrix.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#scale(float, float)">scale
</A></B>(float
scaleX,
float
scaleY)
</CODE>
<BR>
Postmultiplies this matrix with a scale matrix.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#scale(com.badlogic.gdx.math.Vector2)">scale
</A></B>(
<A HREF="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2
</A> scale)
</CODE>
<BR>
Postmultiplies this matrix with a scale matrix.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#scl(float)">scl
</A></B>(float
scale)
</CODE>
<BR>
Scale the matrix in the both the x and y components by the scalar value.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#scl(com.badlogic.gdx.math.Vector2)">scl
</A></B>(
<A HREF="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2
</A> scale)
</CODE>
<BR>
Scale this matrix using the x and y components of the vector but leave the rest of the matrix alone.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#scl(com.badlogic.gdx.math.Vector3)">scl
</A></B>(
<A HREF="../../../../com/badlogic/gdx/math/Vector3.html" title="class in com.badlogic.gdx.math">Vector3
</A> scale)
</CODE>
<BR>
Scale this matrix using the x and y components of the vector but leave the rest of the matrix alone.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#set(com.badlogic.gdx.math.Matrix3)">set
</A></B>(
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> mat)
</CODE>
<BR>
Copies the values from the provided matrix to this matrix.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#set(com.badlogic.gdx.math.Matrix4)">set
</A></B>(
<A HREF="../../../../com/badlogic/gdx/math/Matrix4.html" title="class in com.badlogic.gdx.math">Matrix4
</A> mat)
</CODE>
<BR>
Sets this 3x3 matrix to the top left 3x3 corner of the provided 4x4 matrix.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#setToRotation(float)">setToRotation
</A></B>(float
degrees)
</CODE>
<BR>
Sets this matrix to a rotation matrix that will rotate any vector in counter-clockwise order around the z-axis.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#setToScaling(float, float)">setToScaling
</A></B>(float
scaleX,
float
scaleY)
</CODE>
<BR>
Sets this matrix to a scaling matrix.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#setToTranslation(float, float)">setToTranslation
</A></B>(float
x,
float
y)
</CODE>
<BR>
Sets this matrix to a translation matrix.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#setToTranslation(com.badlogic.gdx.math.Vector2)">setToTranslation
</A></B>(
<A HREF="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2
</A> translation)
</CODE>
<BR>
Sets this matrix to a translation matrix.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> java.lang.String
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#toString()">toString
</A></B>()
</CODE>
<BR>
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#translate(float, float)">translate
</A></B>(float
x,
float
y)
</CODE>
<BR>
Postmultiplies this matrix by a translation matrix.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#translate(com.badlogic.gdx.math.Vector2)">translate
</A></B>(
<A HREF="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2
</A> translation)
</CODE>
<BR>
Postmultiplies this matrix by a translation matrix.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#transpose()">transpose
</A></B>()
</CODE>
<BR>
Transposes the current matrix.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#trn(float, float)">trn
</A></B>(float
x,
float
y)
</CODE>
<BR>
Adds a translational component to the matrix in the 3rd column.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#trn(com.badlogic.gdx.math.Vector2)">trn
</A></B>(
<A HREF="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2
</A> vector)
</CODE>
<BR>
Adds a translational component to the matrix in the 3rd column.
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/badlogic/gdx/math/Matrix3.html#trn(com.badlogic.gdx.math.Vector3)">trn
</A></B>(
<A HREF="../../../../com/badlogic/gdx/math/Vector3.html" title="class in com.badlogic.gdx.math">Vector3
</A> vector)
</CODE>
<BR>
Adds a translational component to the matrix in the 3rd column.
</TD>
</TR>
</TABLE>
<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<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, wait, wait, wait
</CODE></TD>
</TR>
</TABLE>
<P>
<!-- ============ FIELD DETAIL =========== -->
<A NAME="field_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
<B>Field Detail
</B></FONT></TH>
</TR>
</TABLE>
<A NAME="M00"><!-- --></A><H3>
M00
</H3>
<PRE>
public static final int
<B>M00
</B></PRE>
<DL>
<DL>
<DT><B>See Also:
</B><DD><A HREF="../../../../constant-values.html#com.badlogic.gdx.math.Matrix3.M00">Constant Field Values
</A></DL>
</DL>
<HR>
<A NAME="M01"><!-- --></A><H3>
M01
</H3>
<PRE>
public static final int
<B>M01
</B></PRE>
<DL>
<DL>
<DT><B>See Also:
</B><DD><A HREF="../../../../constant-values.html#com.badlogic.gdx.math.Matrix3.M01">Constant Field Values
</A></DL>
</DL>
<HR>
<A NAME="M02"><!-- --></A><H3>
M02
</H3>
<PRE>
public static final int
<B>M02
</B></PRE>
<DL>
<DL>
<DT><B>See Also:
</B><DD><A HREF="../../../../constant-values.html#com.badlogic.gdx.math.Matrix3.M02">Constant Field Values
</A></DL>
</DL>
<HR>
<A NAME="M10"><!-- --></A><H3>
M10
</H3>
<PRE>
public static final int
<B>M10
</B></PRE>
<DL>
<DL>
<DT><B>See Also:
</B><DD><A HREF="../../../../constant-values.html#com.badlogic.gdx.math.Matrix3.M10">Constant Field Values
</A></DL>
</DL>
<HR>
<A NAME="M11"><!-- --></A><H3>
M11
</H3>
<PRE>
public static final int
<B>M11
</B></PRE>
<DL>
<DL>
<DT><B>See Also:
</B><DD><A HREF="../../../../constant-values.html#com.badlogic.gdx.math.Matrix3.M11">Constant Field Values
</A></DL>
</DL>
<HR>
<A NAME="M12"><!-- --></A><H3>
M12
</H3>
<PRE>
public static final int
<B>M12
</B></PRE>
<DL>
<DL>
<DT><B>See Also:
</B><DD><A HREF="../../../../constant-values.html#com.badlogic.gdx.math.Matrix3.M12">Constant Field Values
</A></DL>
</DL>
<HR>
<A NAME="M20"><!-- --></A><H3>
M20
</H3>
<PRE>
public static final int
<B>M20
</B></PRE>
<DL>
<DL>
<DT><B>See Also:
</B><DD><A HREF="../../../../constant-values.html#com.badlogic.gdx.math.Matrix3.M20">Constant Field Values
</A></DL>
</DL>
<HR>
<A NAME="M21"><!-- --></A><H3>
M21
</H3>
<PRE>
public static final int
<B>M21
</B></PRE>
<DL>
<DL>
<DT><B>See Also:
</B><DD><A HREF="../../../../constant-values.html#com.badlogic.gdx.math.Matrix3.M21">Constant Field Values
</A></DL>
</DL>
<HR>
<A NAME="M22"><!-- --></A><H3>
M22
</H3>
<PRE>
public static final int
<B>M22
</B></PRE>
<DL>
<DL>
<DT><B>See Also:
</B><DD><A HREF="../../../../constant-values.html#com.badlogic.gdx.math.Matrix3.M22">Constant Field Values
</A></DL>
</DL>
<HR>
<A NAME="val"><!-- --></A><H3>
val
</H3>
<PRE>
public float[]
<B>val
</B></PRE>
<DL>
<DL>
</DL>
</DL>
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<A NAME="constructor_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
<B>Constructor Detail
</B></FONT></TH>
</TR>
</TABLE>
<A NAME="Matrix3()"><!-- --></A><H3>
Matrix3
</H3>
<PRE>
public
<B>Matrix3
</B>()
</PRE>
<DL>
</DL>
<HR>
<A NAME="Matrix3(com.badlogic.gdx.math.Matrix3)"><!-- --></A><H3>
Matrix3
</H3>
<PRE>
public
<B>Matrix3
</B>(
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> matrix)
</PRE>
<DL>
</DL>
<!-- ============ METHOD DETAIL ========== -->
<A NAME="method_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
<B>Method Detail
</B></FONT></TH>
</TR>
</TABLE>
<A NAME="idt()"><!-- --></A><H3>
idt
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>idt
</B>()
</PRE>
<DL>
<DD>Sets this matrix to the identity matrix
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:
</B><DD>This matrix for the purpose of chaining operations.
</DL>
</DD>
</DL>
<HR>
<A NAME="mul(com.badlogic.gdx.math.Matrix3)"><!-- --></A><H3>
mul
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>mul
</B>(
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> m)
</PRE>
<DL>
<DD>Multiplies this matrix with the provided matrix and stores the result in this matrix. For example:
<pre>
A.mul(B) results in A := AB
</pre>
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:
</B><DD><CODE>m
</CODE> - Matrix to multiply by.
<DT><B>Returns:
</B><DD>This matrix for the purpose of chaining operations together.
</DL>
</DD>
</DL>
<HR>
<A NAME="setToRotation(float)"><!-- --></A><H3>
setToRotation
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>setToRotation
</B>(float
degrees)
</PRE>
<DL>
<DD>Sets this matrix to a rotation matrix that will rotate any vector in counter-clockwise order around the z-axis.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:
</B><DD><CODE>degrees
</CODE> - the angle in degrees.
<DT><B>Returns:
</B><DD>This matrix for the purpose of chaining operations.
</DL>
</DD>
</DL>
<HR>
<A NAME="setToTranslation(float, float)"><!-- --></A><H3>
setToTranslation
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>setToTranslation
</B>(float
x,
float
y)
</PRE>
<DL>
<DD>Sets this matrix to a translation matrix.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:
</B><DD><CODE>x
</CODE> - the translation in x
<DD><CODE>y
</CODE> - the translation in y
<DT><B>Returns:
</B><DD>This matrix for the purpose of chaining operations.
</DL>
</DD>
</DL>
<HR>
<A NAME="setToTranslation(com.badlogic.gdx.math.Vector2)"><!-- --></A><H3>
setToTranslation
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>setToTranslation
</B>(
<A HREF="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2
</A> translation)
</PRE>
<DL>
<DD>Sets this matrix to a translation matrix.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:
</B><DD><CODE>translation
</CODE> - The translation vector.
<DT><B>Returns:
</B><DD>This matrix for the purpose of chaining operations.
</DL>
</DD>
</DL>
<HR>
<A NAME="setToScaling(float, float)"><!-- --></A><H3>
setToScaling
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>setToScaling
</B>(float
scaleX,
float
scaleY)
</PRE>
<DL>
<DD>Sets this matrix to a scaling matrix.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:
</B><DD><CODE>scaleX
</CODE> - the scale in x
<DD><CODE>scaleY
</CODE> - the scale in y
<DT><B>Returns:
</B><DD>This matrix for the purpose of chaining operations.
</DL>
</DD>
</DL>
<HR>
<A NAME="toString()"><!-- --></A><H3>
toString
</H3>
<PRE>
public java.lang.String
<B>toString
</B>()
</PRE>
<DL>
<DD><DL>
<DT><B>Overrides:
</B><DD><CODE>toString
</CODE> in class
<CODE>java.lang.Object
</CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="det()"><!-- --></A><H3>
det
</H3>
<PRE>
public float
<B>det
</B>()
</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:
</B><DD>The determinant of this matrix
</DL>
</DD>
</DL>
<HR>
<A NAME="inv()"><!-- --></A><H3>
inv
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>inv
</B>()
</PRE>
<DL>
<DD>Inverts this matrix given that the determinant is != 0.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:
</B><DD>This matrix for the purpose of chaining operations.
</DL>
</DD>
</DL>
<HR>
<A NAME="set(com.badlogic.gdx.math.Matrix3)"><!-- --></A><H3>
set
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>set
</B>(
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> mat)
</PRE>
<DL>
<DD>Copies the values from the provided matrix to this matrix.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:
</B><DD><CODE>mat
</CODE> - The matrix to copy.
<DT><B>Returns:
</B><DD>This matrix for the purposes of chaining.
</DL>
</DD>
</DL>
<HR>
<A NAME="set(com.badlogic.gdx.math.Matrix4)"><!-- --></A><H3>
set
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>set
</B>(
<A HREF="../../../../com/badlogic/gdx/math/Matrix4.html" title="class in com.badlogic.gdx.math">Matrix4
</A> mat)
</PRE>
<DL>
<DD>Sets this 3x3 matrix to the top left 3x3 corner of the provided 4x4 matrix.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:
</B><DD><CODE>mat
</CODE> - The matrix whose top left corner will be copied. This matrix will not be modified.
<DT><B>Returns:
</B><DD>This matrix for the purpose of chaining operations.
</DL>
</DD>
</DL>
<HR>
<A NAME="trn(com.badlogic.gdx.math.Vector2)"><!-- --></A><H3>
trn
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>trn
</B>(
<A HREF="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2
</A> vector)
</PRE>
<DL>
<DD>Adds a translational component to the matrix in the 3rd column. The other columns are untouched.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:
</B><DD><CODE>vector
</CODE> - The translation vector.
<DT><B>Returns:
</B><DD>This matrix for the purpose of chaining.
</DL>
</DD>
</DL>
<HR>
<A NAME="trn(float, float)"><!-- --></A><H3>
trn
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>trn
</B>(float
x,
float
y)
</PRE>
<DL>
<DD>Adds a translational component to the matrix in the 3rd column. The other columns are untouched.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:
</B><DD><CODE>x
</CODE> - The x-component of the translation vector.
<DD><CODE>y
</CODE> - The y-component of the translation vector.
<DT><B>Returns:
</B><DD>This matrix for the purpose of chaining.
</DL>
</DD>
</DL>
<HR>
<A NAME="trn(com.badlogic.gdx.math.Vector3)"><!-- --></A><H3>
trn
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>trn
</B>(
<A HREF="../../../../com/badlogic/gdx/math/Vector3.html" title="class in com.badlogic.gdx.math">Vector3
</A> vector)
</PRE>
<DL>
<DD>Adds a translational component to the matrix in the 3rd column. The other columns are untouched.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:
</B><DD><CODE>vector
</CODE> - The translation vector. (The z-component of the vector is ignored because this is a 3x3 matrix)
<DT><B>Returns:
</B><DD>This matrix for the purpose of chaining.
</DL>
</DD>
</DL>
<HR>
<A NAME="translate(float, float)"><!-- --></A><H3>
translate
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>translate
</B>(float
x,
float
y)
</PRE>
<DL>
<DD>Postmultiplies this matrix by a translation matrix. Postmultiplication is also used by OpenGL ES' 1.x
glTranslate/glRotate/glScale.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:
</B><DD><CODE>x
</CODE> - The x-component of the translation vector.
<DD><CODE>y
</CODE> - The y-component of the translation vector.
<DT><B>Returns:
</B><DD>This matrix for the purpose of chaining.
</DL>
</DD>
</DL>
<HR>
<A NAME="translate(com.badlogic.gdx.math.Vector2)"><!-- --></A><H3>
translate
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>translate
</B>(
<A HREF="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2
</A> translation)
</PRE>
<DL>
<DD>Postmultiplies this matrix by a translation matrix. Postmultiplication is also used by OpenGL ES' 1.x
glTranslate/glRotate/glScale.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:
</B><DD><CODE>translation
</CODE> - The translation vector.
<DT><B>Returns:
</B><DD>This matrix for the purpose of chaining.
</DL>
</DD>
</DL>
<HR>
<A NAME="rotate(float)"><!-- --></A><H3>
rotate
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>rotate
</B>(float
angle)
</PRE>
<DL>
<DD>Postmultiplies this matrix with a (counter-clockwise) rotation matrix. Postmultiplication is also used by OpenGL ES' 1.x
glTranslate/glRotate/glScale.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:
</B><DD><CODE>angle
</CODE> - The angle in degrees
<DT><B>Returns:
</B><DD>This matrix for the purpose of chaining.
</DL>
</DD>
</DL>
<HR>
<A NAME="scale(float, float)"><!-- --></A><H3>
scale
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>scale
</B>(float
scaleX,
float
scaleY)
</PRE>
<DL>
<DD>Postmultiplies this matrix with a scale matrix. Postmultiplication is also used by OpenGL ES' 1.x
glTranslate/glRotate/glScale.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:
</B><DD><CODE>scaleX
</CODE> - The scale in the x-axis.
<DD><CODE>scaleY
</CODE> - The scale in the y-axis.
<DT><B>Returns:
</B><DD>This matrix for the purpose of chaining.
</DL>
</DD>
</DL>
<HR>
<A NAME="scale(com.badlogic.gdx.math.Vector2)"><!-- --></A><H3>
scale
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>scale
</B>(
<A HREF="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2
</A> scale)
</PRE>
<DL>
<DD>Postmultiplies this matrix with a scale matrix. Postmultiplication is also used by OpenGL ES' 1.x
glTranslate/glRotate/glScale.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:
</B><DD><CODE>scale
</CODE> - The vector to scale the matrix by.
<DT><B>Returns:
</B><DD>This matrix for the purpose of chaining.
</DL>
</DD>
</DL>
<HR>
<A NAME="getValues()"><!-- --></A><H3>
getValues
</H3>
<PRE>
public float[]
<B>getValues
</B>()
</PRE>
<DL>
<DD>Get the values in this matrix.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:
</B><DD>The float values that make up this matrix in column-major order.
</DL>
</DD>
</DL>
<HR>
<A NAME="scl(float)"><!-- --></A><H3>
scl
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>scl
</B>(float
scale)
</PRE>
<DL>
<DD>Scale the matrix in the both the x and y components by the scalar value.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:
</B><DD><CODE>scale
</CODE> - The single value that will be used to scale both the x and y components.
<DT><B>Returns:
</B><DD>This matrix for the purpose of chaining methods together.
</DL>
</DD>
</DL>
<HR>
<A NAME="scl(com.badlogic.gdx.math.Vector2)"><!-- --></A><H3>
scl
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>scl
</B>(
<A HREF="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2
</A> scale)
</PRE>
<DL>
<DD>Scale this matrix using the x and y components of the vector but leave the rest of the matrix alone.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:
</B><DD><CODE>scale
</CODE> - The
<A HREF="../../../../com/badlogic/gdx/math/Vector3.html" title="class in com.badlogic.gdx.math"><CODE>Vector3
</CODE></A> to use to scale this matrix.
<DT><B>Returns:
</B><DD>This matrix for the purpose of chaining methods together.
</DL>
</DD>
</DL>
<HR>
<A NAME="scl(com.badlogic.gdx.math.Vector3)"><!-- --></A><H3>
scl
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>scl
</B>(
<A HREF="../../../../com/badlogic/gdx/math/Vector3.html" title="class in com.badlogic.gdx.math">Vector3
</A> scale)
</PRE>
<DL>
<DD>Scale this matrix using the x and y components of the vector but leave the rest of the matrix alone.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:
</B><DD><CODE>scale
</CODE> - The
<A HREF="../../../../com/badlogic/gdx/math/Vector3.html" title="class in com.badlogic.gdx.math"><CODE>Vector3
</CODE></A> to use to scale this matrix. The z component will be ignored.
<DT><B>Returns:
</B><DD>This matrix for the purpose of chaining methods together.
</DL>
</DD>
</DL>
<HR>
<A NAME="transpose()"><!-- --></A><H3>
transpose
</H3>
<PRE>
public
<A HREF="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3
</A> <B>transpose
</B>()
</PRE>
<DL>
<DD>Transposes the current matrix.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:
</B><DD>This matrix for the purpose of chaining methods together.
</DL>
</DD>
</DL>
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