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FreeCAD-Doc/localwiki/Matrix_API-it.html
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2018-07-19 18:47:02 -05:00

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<html><head><title>Matrix API/it</title><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><link type='text/css' href='wiki.css' rel='stylesheet'></head><body><h1>Matrix API/it</h1></div>
<div id="mw-content-text" lang="it" dir="ltr" class="mw-content-ltr"><hr/><div class="mw-parser-output"><p>In FreeCAD le matrici 4x4 sono utilizzate ovunque e possono essere create con una delle seguenti modalità:
</p>
<pre>m=FreeCAD.Matrix() # m = the [http://en.wikipedia.org/wiki/Identity_matrix identity matrix]
m=FreeCAD.Base.Matrix()
print m.A21() # print m[1][0] </pre>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>A</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small>
</p><p><small><b>Returns</b>:</small> tutti gli elementi della matrice.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>A11</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small>
</p><p><small><b>Returns</b>:</small> un elemento della matrice.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>A12</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small>
</p><p><small><b>Returns</b>:</small> un elemento della matrice.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>A13</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small>
</p><p><small><b>Returns</b>:</small> un elemento della matrice.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>A14</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small>
</p><p><small><b>Returns</b>:</small> un elemento della matrice.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>A21</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small>
</p><p><small><b>Returns</b>:</small> un elemento della matrice.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>A22</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small>
</p><p><small><b>Returns</b>:</small> un elemento della matrice.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>A23</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small>
</p><p><small><b>Returns</b>:</small> un elemento della matrice.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>A24</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small>
</p><p><small><b>Returns</b>:</small> un elemento della matrice.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>A31</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small>
</p><p><small><b>Returns</b>:</small> un elemento della matrice.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>A32</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small>
</p><p><small><b>Returns</b>:</small> un elemento della matrice.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>A33</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small>
</p><p><small><b>Returns</b>:</small> un elemento della matrice.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>A34</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small>
</p><p><small><b>Returns</b>:</small> un elemento della matrice.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>A41</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small>
</p><p><small><b>Returns</b>:</small> un elemento della matrice.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>A42</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small>
</p><p><small><b>Returns</b>:</small> un elemento della matrice.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>A43</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small>
</p><p><small><b>Returns</b>:</small> un elemento della matrice.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>A44</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small>
</p><p><small><b>Returns</b>:</small> un elemento della matrice.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>determinant</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small> Calcola il <a rel="nofollow" class="external text" href="http://en.wikipedia.org/wiki/Determinant">determinante</a> della matrice
</p><p><small><b>Returns</b>:</small> un numero.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>inverse</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small> <a rel="nofollow" class="external text" href="http://en.wikipedia.org/wiki/Inverse_matrix">Inverte</a> questa matrice, se è possibile
</p><p><small><b>Returns</b>:</small> nulla.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>invert</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small> Restituisce <a rel="nofollow" class="external text" href="http://en.wikipedia.org/wiki/Inverse_matrix">la matrice inversa</a> di questa matrice, se possibile
</p><p><small><b>Returns</b>:</small> una Matrice
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>move</b></big> ( <i>Vector</i> )</div>
<div class="description">
<p><small><b>Description</b>:</small> Makes this matrix a <a rel="nofollow" class="external text" href="http://en.wikipedia.org/wiki/Translation_%28geometry%29">translation</a> matrix
</p><p><small><b>Returns</b>:</small> nothing.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>multiply</b></big> ( <i>Matrix or Vector</i> )</div>
<div class="description">
<p><small><b>Description</b>:</small> Returns the <a rel="nofollow" class="external text" href="http://en.wikipedia.org/wiki/Cross_product">cross product</a> of a matrix or vector with this matrix
</p><p><small><b>Returns</b>:</small> a Matrix
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>rotateX</b></big> ( <i>Float(radians)</i> )</div>
<div class="description">
<p><small><b>Description</b>:</small> Makes this matrix a <a rel="nofollow" class="external text" href="http://en.wikipedia.org/wiki/Rotation_%28mathematics%29">rotation</a> about X transform
</p><p><small><b>Returns</b>:</small> nothing.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>rotateY</b></big> ( <i>Float(radians)</i> )</div>
<div class="description">
<p><small><b>Description</b>:</small> Makes this matrix a <a rel="nofollow" class="external text" href="http://en.wikipedia.org/wiki/Rotation_%28mathematics%29">rotation</a> about Y transform
</p><p><small><b>Returns</b>:</small> nothing.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>rotateZ</b></big> ( <i>Float(radians)</i> )</div>
<div class="description">
<p><small><b>Description</b>:</small> Makes this matrix a <a rel="nofollow" class="external text" href="http://en.wikipedia.org/wiki/Rotation_%28mathematics%29">rotation</a> about Z transform
</p><p><small><b>Returns</b>:</small> nothing.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>scale</b></big> ( <i>Vector</i> )</div>
<div class="description">
<p><small><b>Description</b>:</small> Makes this matrix a <a rel="nofollow" class="external text" href="http://en.wikipedia.org/wiki/Scaling_matrix">scaling transform</a>
</p><p><small><b>Returns</b>:</small> nothing.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>transform</b></big> ( <i>Vector, Matrix</i> )</div>
<div class="description">
<p><small><b>Description</b>:</small> Makes this matrix a <a rel="nofollow" class="external text" href="http://en.wikipedia.org/wiki/Transformation_matrix">transformation matrix</a> based on Vector and Matrix
</p><p><small><b>Returns</b>:</small> nothing.
</p>
</div>
</div>
<p><br />
</p>
<div class="api">
<div class="function"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Method.png" class="image"><img alt="Method.png" src="Method.png" width="16" height="16" /></a> <big><b>unity</b></big> ( <i> </i> )</div>
<div class="description">
<p><small><b>Description</b>:</small> Makes this matrix the <a rel="nofollow" class="external text" href="http://en.wikipedia.org/wiki/Identity_matrix">identity matrix</a>
</p><p><small><b>Returns</b>:</small> nothing.
</p>
</div>
</div>
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