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Terrarum/lib/gdxdocs/api/com/badlogic/gdx/math/Affine2.html
minjaesong 687a7f901e LibGDX stuffs for issue #23
2017-06-11 18:00:48 +09:00

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<div class="subTitle">com.badlogic.gdx.math</div>
<h2 title="Class Affine2" class="title">Class Affine2</h2>
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<ul class="inheritance">
<li>java.lang.Object</li>
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<li>com.badlogic.gdx.math.Affine2</li>
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<pre>public final class <span class="typeNameLabel">Affine2</span>
extends java.lang.Object
implements java.io.Serializable</pre>
<div class="block">A specialized 3x3 matrix that can represent sequences of 2D translations, scales, flips, rotations, and shears. <a
href="http://en.wikipedia.org/wiki/Affine_transformation">Affine transformations</a> preserve straight lines, and
parallel lines remain parallel after the transformation. Operations on affine matrices are faster because the last row can
always be assumed (0, 0, 1).</div>
<dl>
<dt><span class="simpleTagLabel">Author:</span></dt>
<dd>vmilea</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../../serialized-form.html#com.badlogic.gdx.math.Affine2">Serialized Form</a></dd>
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<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
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<td class="colFirst"><code>float</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#m00">m00</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>float</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#m01">m01</a></span></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>float</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#m02">m02</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>float</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#m10">m10</a></span></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>float</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#m11">m11</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>float</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#m12">m12</a></span></code>&nbsp;</td>
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<th class="colOne" scope="col">Constructor and Description</th>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#Affine2--">Affine2</a></span>()</code>
<div class="block">Constructs an identity matrix.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#Affine2-com.badlogic.gdx.math.Affine2-">Affine2</a></span>(<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;other)</code>
<div class="block">Constructs a matrix from the given affine matrix.</div>
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<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#applyTo-com.badlogic.gdx.math.Vector2-">applyTo</a></span>(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;point)</code>
<div class="block">Applies the affine transformation on a vector.</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>float</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#det--">det</a></span>()</code>
<div class="block">Calculates the determinant of the matrix.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#getTranslation-com.badlogic.gdx.math.Vector2-">getTranslation</a></span>(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;position)</code>
<div class="block">Get the x-y translation component of the matrix.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#idt--">idt</a></span>()</code>
<div class="block">Sets this matrix to the identity matrix</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#inv--">inv</a></span>()</code>
<div class="block">Inverts this matrix given that the determinant is != 0.</div>
</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#isIdt--">isIdt</a></span>()</code>
<div class="block">Check if this is an indentity matrix.</div>
</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#isTranslation--">isTranslation</a></span>()</code>
<div class="block">Check if the this is a plain translation matrix.</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#mul-com.badlogic.gdx.math.Affine2-">mul</a></span>(<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;other)</code>
<div class="block">Postmultiplies this matrix with the provided matrix and stores the result in this matrix.</div>
</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#preMul-com.badlogic.gdx.math.Affine2-">preMul</a></span>(<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;other)</code>
<div class="block">Premultiplies this matrix with the provided matrix and stores the result in this matrix.</div>
</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#preRotate-float-">preRotate</a></span>(float&nbsp;degrees)</code>
<div class="block">Premultiplies this matrix with a (counter-clockwise) rotation matrix.</div>
</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#preRotateRad-float-">preRotateRad</a></span>(float&nbsp;radians)</code>
<div class="block">Premultiplies this matrix with a (counter-clockwise) rotation matrix.</div>
</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#preScale-float-float-">preScale</a></span>(float&nbsp;scaleX,
float&nbsp;scaleY)</code>
<div class="block">Premultiplies this matrix with a scale matrix.</div>
</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#preScale-com.badlogic.gdx.math.Vector2-">preScale</a></span>(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;scale)</code>
<div class="block">Premultiplies this matrix with a scale matrix.</div>
</td>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#preShear-float-float-">preShear</a></span>(float&nbsp;shearX,
float&nbsp;shearY)</code>
<div class="block">Premultiplies this matrix by a shear matrix.</div>
</td>
</tr>
<tr id="i14" class="altColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#preShear-com.badlogic.gdx.math.Vector2-">preShear</a></span>(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;shear)</code>
<div class="block">Premultiplies this matrix by a shear matrix.</div>
</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#preTranslate-float-float-">preTranslate</a></span>(float&nbsp;x,
float&nbsp;y)</code>
<div class="block">Premultiplies this matrix by a translation matrix.</div>
</td>
</tr>
<tr id="i16" class="altColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#preTranslate-com.badlogic.gdx.math.Vector2-">preTranslate</a></span>(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;trn)</code>
<div class="block">Premultiplies this matrix by a translation matrix.</div>
</td>
</tr>
<tr id="i17" class="rowColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#rotate-float-">rotate</a></span>(float&nbsp;degrees)</code>
<div class="block">Postmultiplies this matrix with a (counter-clockwise) rotation matrix.</div>
</td>
</tr>
<tr id="i18" class="altColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#rotateRad-float-">rotateRad</a></span>(float&nbsp;radians)</code>
<div class="block">Postmultiplies this matrix with a (counter-clockwise) rotation matrix.</div>
</td>
</tr>
<tr id="i19" class="rowColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#scale-float-float-">scale</a></span>(float&nbsp;scaleX,
float&nbsp;scaleY)</code>
<div class="block">Postmultiplies this matrix with a scale matrix.</div>
</td>
</tr>
<tr id="i20" class="altColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#scale-com.badlogic.gdx.math.Vector2-">scale</a></span>(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;scale)</code>
<div class="block">Postmultiplies this matrix with a scale matrix.</div>
</td>
</tr>
<tr id="i21" class="rowColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#set-com.badlogic.gdx.math.Affine2-">set</a></span>(<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;other)</code>
<div class="block">Copies the values from the provided affine matrix to this matrix.</div>
</td>
</tr>
<tr id="i22" class="altColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#set-com.badlogic.gdx.math.Matrix3-">set</a></span>(<a href="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3</a>&nbsp;matrix)</code>
<div class="block">Copies the values from the provided matrix to this matrix.</div>
</td>
</tr>
<tr id="i23" class="rowColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#set-com.badlogic.gdx.math.Matrix4-">set</a></span>(<a href="../../../../com/badlogic/gdx/math/Matrix4.html" title="class in com.badlogic.gdx.math">Matrix4</a>&nbsp;matrix)</code>
<div class="block">Copies the 2D transformation components from the provided 4x4 matrix.</div>
</td>
</tr>
<tr id="i24" class="altColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#setToProduct-com.badlogic.gdx.math.Affine2-com.badlogic.gdx.math.Affine2-">setToProduct</a></span>(<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;l,
<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;r)</code>
<div class="block">Sets this matrix to the product of two matrices.</div>
</td>
</tr>
<tr id="i25" class="rowColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#setToRotation-float-">setToRotation</a></span>(float&nbsp;degrees)</code>
<div class="block">Sets this matrix to a rotation matrix that will rotate any vector in counter-clockwise direction around the z-axis.</div>
</td>
</tr>
<tr id="i26" class="altColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#setToRotation-float-float-">setToRotation</a></span>(float&nbsp;cos,
float&nbsp;sin)</code>
<div class="block">Sets this matrix to a rotation matrix that will rotate any vector in counter-clockwise direction around the z-axis.</div>
</td>
</tr>
<tr id="i27" class="rowColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#setToRotationRad-float-">setToRotationRad</a></span>(float&nbsp;radians)</code>
<div class="block">Sets this matrix to a rotation matrix that will rotate any vector in counter-clockwise direction around the z-axis.</div>
</td>
</tr>
<tr id="i28" class="altColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#setToScaling-float-float-">setToScaling</a></span>(float&nbsp;scaleX,
float&nbsp;scaleY)</code>
<div class="block">Sets this matrix to a scaling matrix.</div>
</td>
</tr>
<tr id="i29" class="rowColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#setToScaling-com.badlogic.gdx.math.Vector2-">setToScaling</a></span>(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;scale)</code>
<div class="block">Sets this matrix to a scaling matrix.</div>
</td>
</tr>
<tr id="i30" class="altColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#setToShearing-float-float-">setToShearing</a></span>(float&nbsp;shearX,
float&nbsp;shearY)</code>
<div class="block">Sets this matrix to a shearing matrix.</div>
</td>
</tr>
<tr id="i31" class="rowColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#setToShearing-com.badlogic.gdx.math.Vector2-">setToShearing</a></span>(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;shear)</code>
<div class="block">Sets this matrix to a shearing matrix.</div>
</td>
</tr>
<tr id="i32" class="altColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#setToTranslation-float-float-">setToTranslation</a></span>(float&nbsp;x,
float&nbsp;y)</code>
<div class="block">Sets this matrix to a translation matrix.</div>
</td>
</tr>
<tr id="i33" class="rowColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#setToTranslation-com.badlogic.gdx.math.Vector2-">setToTranslation</a></span>(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;trn)</code>
<div class="block">Sets this matrix to a translation matrix.</div>
</td>
</tr>
<tr id="i34" class="altColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#setToTrnRotRadScl-float-float-float-float-float-">setToTrnRotRadScl</a></span>(float&nbsp;x,
float&nbsp;y,
float&nbsp;radians,
float&nbsp;scaleX,
float&nbsp;scaleY)</code>
<div class="block">Sets this matrix to a concatenation of translation, rotation and scale.</div>
</td>
</tr>
<tr id="i35" class="rowColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#setToTrnRotRadScl-com.badlogic.gdx.math.Vector2-float-com.badlogic.gdx.math.Vector2-">setToTrnRotRadScl</a></span>(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;trn,
float&nbsp;radians,
<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;scale)</code>
<div class="block">Sets this matrix to a concatenation of translation, rotation and scale.</div>
</td>
</tr>
<tr id="i36" class="altColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#setToTrnRotScl-float-float-float-float-float-">setToTrnRotScl</a></span>(float&nbsp;x,
float&nbsp;y,
float&nbsp;degrees,
float&nbsp;scaleX,
float&nbsp;scaleY)</code>
<div class="block">Sets this matrix to a concatenation of translation, rotation and scale.</div>
</td>
</tr>
<tr id="i37" class="rowColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#setToTrnRotScl-com.badlogic.gdx.math.Vector2-float-com.badlogic.gdx.math.Vector2-">setToTrnRotScl</a></span>(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;trn,
float&nbsp;degrees,
<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;scale)</code>
<div class="block">Sets this matrix to a concatenation of translation, rotation and scale.</div>
</td>
</tr>
<tr id="i38" class="altColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#setToTrnScl-float-float-float-float-">setToTrnScl</a></span>(float&nbsp;x,
float&nbsp;y,
float&nbsp;scaleX,
float&nbsp;scaleY)</code>
<div class="block">Sets this matrix to a concatenation of translation and scale.</div>
</td>
</tr>
<tr id="i39" class="rowColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#setToTrnScl-com.badlogic.gdx.math.Vector2-com.badlogic.gdx.math.Vector2-">setToTrnScl</a></span>(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;trn,
<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;scale)</code>
<div class="block">Sets this matrix to a concatenation of translation and scale.</div>
</td>
</tr>
<tr id="i40" class="altColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#shear-float-float-">shear</a></span>(float&nbsp;shearX,
float&nbsp;shearY)</code>
<div class="block">Postmultiplies this matrix by a shear matrix.</div>
</td>
</tr>
<tr id="i41" class="rowColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#shear-com.badlogic.gdx.math.Vector2-">shear</a></span>(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;shear)</code>
<div class="block">Postmultiplies this matrix by a shear matrix.</div>
</td>
</tr>
<tr id="i42" class="altColor">
<td class="colFirst"><code>java.lang.String</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#toString--">toString</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i43" class="rowColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#translate-float-float-">translate</a></span>(float&nbsp;x,
float&nbsp;y)</code>
<div class="block">Postmultiplies this matrix by a translation matrix.</div>
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</tr>
<tr id="i44" class="altColor">
<td class="colFirst"><code><a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/badlogic/gdx/math/Affine2.html#translate-com.badlogic.gdx.math.Vector2-">translate</a></span>(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;trn)</code>
<div class="block">Postmultiplies this matrix by a translation matrix.</div>
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<h3>Methods inherited from class&nbsp;java.lang.Object</h3>
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<h3>Field Detail</h3>
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<h4>Affine2</h4>
<pre>public&nbsp;Affine2()</pre>
<div class="block">Constructs an identity matrix.</div>
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<pre>public&nbsp;Affine2(<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;other)</pre>
<div class="block">Constructs a matrix from the given affine matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>other</code> - The affine matrix to copy. This matrix will not be modified.</dd>
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<h4>idt</h4>
<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;idt()</pre>
<div class="block">Sets this matrix to the identity matrix</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations.</dd>
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<h4>set</h4>
<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;set(<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;other)</pre>
<div class="block">Copies the values from the provided affine matrix to this matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>other</code> - The affine matrix to copy.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purposes of chaining.</dd>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;set(<a href="../../../../com/badlogic/gdx/math/Matrix3.html" title="class in com.badlogic.gdx.math">Matrix3</a>&nbsp;matrix)</pre>
<div class="block">Copies the values from the provided matrix to this matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>matrix</code> - The matrix to copy, assumed to be an affine transformation.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purposes of chaining.</dd>
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<h4>set</h4>
<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;set(<a href="../../../../com/badlogic/gdx/math/Matrix4.html" title="class in com.badlogic.gdx.math">Matrix4</a>&nbsp;matrix)</pre>
<div class="block">Copies the 2D transformation components from the provided 4x4 matrix. The values are mapped as follows:
<pre>
[ M00 M01 M03 ]
[ M10 M11 M13 ]
[ 0 0 1 ]
</pre></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>matrix</code> - The source matrix, assumed to be an affine transformation within XY plane. This matrix will not be modified.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations.</dd>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;setToTranslation(float&nbsp;x,
float&nbsp;y)</pre>
<div class="block">Sets this matrix to a translation matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>x</code> - The translation in x</dd>
<dd><code>y</code> - The translation in y</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations.</dd>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;setToTranslation(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;trn)</pre>
<div class="block">Sets this matrix to a translation matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>trn</code> - The translation vector.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations.</dd>
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<h4>setToScaling</h4>
<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;setToScaling(float&nbsp;scaleX,
float&nbsp;scaleY)</pre>
<div class="block">Sets this matrix to a scaling matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>scaleX</code> - The scale in x.</dd>
<dd><code>scaleY</code> - The scale in y.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations.</dd>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;setToScaling(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;scale)</pre>
<div class="block">Sets this matrix to a scaling matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>scale</code> - The scale vector.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations.</dd>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;setToRotation(float&nbsp;degrees)</pre>
<div class="block">Sets this matrix to a rotation matrix that will rotate any vector in counter-clockwise direction around the z-axis.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>degrees</code> - The angle in degrees.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations.</dd>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;setToRotationRad(float&nbsp;radians)</pre>
<div class="block">Sets this matrix to a rotation matrix that will rotate any vector in counter-clockwise direction around the z-axis.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>radians</code> - The angle in radians.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations.</dd>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;setToRotation(float&nbsp;cos,
float&nbsp;sin)</pre>
<div class="block">Sets this matrix to a rotation matrix that will rotate any vector in counter-clockwise direction around the z-axis.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>cos</code> - The angle cosine.</dd>
<dd><code>sin</code> - The angle sine.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations.</dd>
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<h4>setToShearing</h4>
<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;setToShearing(float&nbsp;shearX,
float&nbsp;shearY)</pre>
<div class="block">Sets this matrix to a shearing matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>shearX</code> - The shear in x direction.</dd>
<dd><code>shearY</code> - The shear in y direction.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations.</dd>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;setToShearing(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;shear)</pre>
<div class="block">Sets this matrix to a shearing matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>shear</code> - The shear vector.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations.</dd>
</dl>
</li>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;setToTrnRotScl(float&nbsp;x,
float&nbsp;y,
float&nbsp;degrees,
float&nbsp;scaleX,
float&nbsp;scaleY)</pre>
<div class="block">Sets this matrix to a concatenation of translation, rotation and scale. It is a more efficient form for:
<code>idt().translate(x, y).rotate(degrees).scale(scaleX, scaleY)</code></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>x</code> - The translation in x.</dd>
<dd><code>y</code> - The translation in y.</dd>
<dd><code>degrees</code> - The angle in degrees.</dd>
<dd><code>scaleX</code> - The scale in y.</dd>
<dd><code>scaleY</code> - The scale in x.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations.</dd>
</dl>
</li>
</ul>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;setToTrnRotScl(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;trn,
float&nbsp;degrees,
<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;scale)</pre>
<div class="block">Sets this matrix to a concatenation of translation, rotation and scale. It is a more efficient form for:
<code>idt().translate(trn).rotate(degrees).scale(scale)</code></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>trn</code> - The translation vector.</dd>
<dd><code>degrees</code> - The angle in degrees.</dd>
<dd><code>scale</code> - The scale vector.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations.</dd>
</dl>
</li>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;setToTrnRotRadScl(float&nbsp;x,
float&nbsp;y,
float&nbsp;radians,
float&nbsp;scaleX,
float&nbsp;scaleY)</pre>
<div class="block">Sets this matrix to a concatenation of translation, rotation and scale. It is a more efficient form for:
<code>idt().translate(x, y).rotateRad(radians).scale(scaleX, scaleY)</code></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>x</code> - The translation in x.</dd>
<dd><code>y</code> - The translation in y.</dd>
<dd><code>radians</code> - The angle in radians.</dd>
<dd><code>scaleX</code> - The scale in y.</dd>
<dd><code>scaleY</code> - The scale in x.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations.</dd>
</dl>
</li>
</ul>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;setToTrnRotRadScl(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;trn,
float&nbsp;radians,
<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;scale)</pre>
<div class="block">Sets this matrix to a concatenation of translation, rotation and scale. It is a more efficient form for:
<code>idt().translate(trn).rotateRad(radians).scale(scale)</code></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>trn</code> - The translation vector.</dd>
<dd><code>radians</code> - The angle in radians.</dd>
<dd><code>scale</code> - The scale vector.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations.</dd>
</dl>
</li>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;setToTrnScl(float&nbsp;x,
float&nbsp;y,
float&nbsp;scaleX,
float&nbsp;scaleY)</pre>
<div class="block">Sets this matrix to a concatenation of translation and scale. It is a more efficient form for:
<code>idt().translate(x, y).scale(scaleX, scaleY)</code></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>x</code> - The translation in x.</dd>
<dd><code>y</code> - The translation in y.</dd>
<dd><code>scaleX</code> - The scale in y.</dd>
<dd><code>scaleY</code> - The scale in x.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations.</dd>
</dl>
</li>
</ul>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;setToTrnScl(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;trn,
<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;scale)</pre>
<div class="block">Sets this matrix to a concatenation of translation and scale. It is a more efficient form for:
<code>idt().translate(trn).scale(scale)</code></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>trn</code> - The translation vector.</dd>
<dd><code>scale</code> - The scale vector.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations.</dd>
</dl>
</li>
</ul>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;setToProduct(<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;l,
<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;r)</pre>
<div class="block">Sets this matrix to the product of two matrices.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>l</code> - Left matrix.</dd>
<dd><code>r</code> - Right matrix.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations.</dd>
</dl>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;inv()</pre>
<div class="block">Inverts this matrix given that the determinant is != 0.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../../../../com/badlogic/gdx/utils/GdxRuntimeException.html" title="class in com.badlogic.gdx.utils">GdxRuntimeException</a></code> - if the matrix is singular (not invertible)</dd>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;mul(<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;other)</pre>
<div class="block">Postmultiplies this matrix with the provided matrix and stores the result in this matrix. For example:
<pre>
A.mul(B) results in A := AB
</pre></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>other</code> - Matrix to multiply by.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations together.</dd>
</dl>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;preMul(<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;other)</pre>
<div class="block">Premultiplies this matrix with the provided matrix and stores the result in this matrix. For example:
<pre>
A.preMul(B) results in A := BA
</pre></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>other</code> - The other Matrix to multiply by</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining operations.</dd>
</dl>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;translate(float&nbsp;x,
float&nbsp;y)</pre>
<div class="block">Postmultiplies this matrix by a translation matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>x</code> - The x-component of the translation vector.</dd>
<dd><code>y</code> - The y-component of the translation vector.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining.</dd>
</dl>
</li>
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<h4>translate</h4>
<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;translate(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;trn)</pre>
<div class="block">Postmultiplies this matrix by a translation matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>trn</code> - The translation vector.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining.</dd>
</dl>
</li>
</ul>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;preTranslate(float&nbsp;x,
float&nbsp;y)</pre>
<div class="block">Premultiplies this matrix by a translation matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>x</code> - The x-component of the translation vector.</dd>
<dd><code>y</code> - The y-component of the translation vector.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining.</dd>
</dl>
</li>
</ul>
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<h4>preTranslate</h4>
<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;preTranslate(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;trn)</pre>
<div class="block">Premultiplies this matrix by a translation matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>trn</code> - The translation vector.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining.</dd>
</dl>
</li>
</ul>
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<h4>scale</h4>
<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;scale(float&nbsp;scaleX,
float&nbsp;scaleY)</pre>
<div class="block">Postmultiplies this matrix with a scale matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>scaleX</code> - The scale in the x-axis.</dd>
<dd><code>scaleY</code> - The scale in the y-axis.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining.</dd>
</dl>
</li>
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<h4>scale</h4>
<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;scale(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;scale)</pre>
<div class="block">Postmultiplies this matrix with a scale matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>scale</code> - The scale vector.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining.</dd>
</dl>
</li>
</ul>
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<h4>preScale</h4>
<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;preScale(float&nbsp;scaleX,
float&nbsp;scaleY)</pre>
<div class="block">Premultiplies this matrix with a scale matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>scaleX</code> - The scale in the x-axis.</dd>
<dd><code>scaleY</code> - The scale in the y-axis.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining.</dd>
</dl>
</li>
</ul>
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<h4>preScale</h4>
<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;preScale(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;scale)</pre>
<div class="block">Premultiplies this matrix with a scale matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>scale</code> - The scale vector.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining.</dd>
</dl>
</li>
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<h4>rotate</h4>
<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;rotate(float&nbsp;degrees)</pre>
<div class="block">Postmultiplies this matrix with a (counter-clockwise) rotation matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>degrees</code> - The angle in degrees</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining.</dd>
</dl>
</li>
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<h4>rotateRad</h4>
<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;rotateRad(float&nbsp;radians)</pre>
<div class="block">Postmultiplies this matrix with a (counter-clockwise) rotation matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>radians</code> - The angle in radians</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining.</dd>
</dl>
</li>
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<h4>preRotate</h4>
<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;preRotate(float&nbsp;degrees)</pre>
<div class="block">Premultiplies this matrix with a (counter-clockwise) rotation matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>degrees</code> - The angle in degrees</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining.</dd>
</dl>
</li>
</ul>
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<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;preRotateRad(float&nbsp;radians)</pre>
<div class="block">Premultiplies this matrix with a (counter-clockwise) rotation matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>radians</code> - The angle in radians</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining.</dd>
</dl>
</li>
</ul>
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<h4>shear</h4>
<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;shear(float&nbsp;shearX,
float&nbsp;shearY)</pre>
<div class="block">Postmultiplies this matrix by a shear matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>shearX</code> - The shear in x direction.</dd>
<dd><code>shearY</code> - The shear in y direction.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining.</dd>
</dl>
</li>
</ul>
<a name="shear-com.badlogic.gdx.math.Vector2-">
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<h4>shear</h4>
<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;shear(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;shear)</pre>
<div class="block">Postmultiplies this matrix by a shear matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>shear</code> - The shear vector.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining.</dd>
</dl>
</li>
</ul>
<a name="preShear-float-float-">
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<h4>preShear</h4>
<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;preShear(float&nbsp;shearX,
float&nbsp;shearY)</pre>
<div class="block">Premultiplies this matrix by a shear matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>shearX</code> - The shear in x direction.</dd>
<dd><code>shearY</code> - The shear in y direction.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining.</dd>
</dl>
</li>
</ul>
<a name="preShear-com.badlogic.gdx.math.Vector2-">
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<h4>preShear</h4>
<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Affine2.html" title="class in com.badlogic.gdx.math">Affine2</a>&nbsp;preShear(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;shear)</pre>
<div class="block">Premultiplies this matrix by a shear matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>shear</code> - The shear vector.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>This matrix for the purpose of chaining.</dd>
</dl>
</li>
</ul>
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<h4>det</h4>
<pre>public&nbsp;float&nbsp;det()</pre>
<div class="block">Calculates the determinant of the matrix.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>The determinant of this matrix.</dd>
</dl>
</li>
</ul>
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<h4>getTranslation</h4>
<pre>public&nbsp;<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;getTranslation(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;position)</pre>
<div class="block">Get the x-y translation component of the matrix.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>position</code> - Output vector.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Filled position.</dd>
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<h4>isTranslation</h4>
<pre>public&nbsp;boolean&nbsp;isTranslation()</pre>
<div class="block">Check if the this is a plain translation matrix.</div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>True if scale is 1 and rotation is 0.</dd>
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<pre>public&nbsp;boolean&nbsp;isIdt()</pre>
<div class="block">Check if this is an indentity matrix.</div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>True if scale is 1 and rotation is 0.</dd>
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<h4>applyTo</h4>
<pre>public&nbsp;void&nbsp;applyTo(<a href="../../../../com/badlogic/gdx/math/Vector2.html" title="class in com.badlogic.gdx.math">Vector2</a>&nbsp;point)</pre>
<div class="block">Applies the affine transformation on a vector.</div>
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<h4>toString</h4>
<pre>public&nbsp;java.lang.String&nbsp;toString()</pre>
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