102 lines
3.5 KiB
HTML
102 lines
3.5 KiB
HTML
<html><head><title>Macro Draw 2D Function/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>Macro Draw 2D Function/it</h1></div>
|
|
|
|
<div id="mw-content-text" lang="it" dir="ltr" class="mw-content-ltr"><hr/><div class="mw-parser-output"><table class="fcinfobox wikitable ct" width="100%" style="float: right; width: 230px; margin-left: 10px;">
|
|
<tr>
|
|
<td class="ctTitle">
|
|
<h3><span class="mw-headline" id="Funzione_2D"><a href="https://www.freecadweb.org/wiki/index.php?title=File:Text-x-python.png" class="image"><img alt="Text-x-python.png" src="32px-Text-x-python.png" width="32" height="32" srcset="/wiki/images/2/2c/Text-x-python.png 1.5x" /></a> Funzione 2D</span></h3>
|
|
</td></tr>
|
|
<tr>
|
|
<th class="ctOdd">Descrizione
|
|
</th></tr>
|
|
<tr>
|
|
<td class="ctEven left">Si usa per disegnare una funzione descritta da una equazione z=F(x) (piano Z-X)
|
|
</td></tr>
|
|
<tr>
|
|
<th class="ctOdd">Autore
|
|
</th></tr>
|
|
<tr>
|
|
<td class="ctEven"><a href="https://www.freecadweb.org/wiki/index.php?title=User:Ignoto&action=edit&redlink=1" class="new" title="User:Ignoto (page does not exist)">ignoto</a>
|
|
</td></tr>
|
|
<tr>
|
|
<th class="ctOdd">Link
|
|
</th></tr>
|
|
<tr>
|
|
<td class="ctEven"><a href="https://www.freecadweb.org/wiki/index.php?title=Macros_recipes/it" title="Macros recipes/it">Esempi di macro</a><br /><a href="https://www.freecadweb.org/wiki/index.php?title=How_to_install_macros/it" title="How to install macros/it">Come installare le Macro</a><br /><a href="https://www.freecadweb.org/wiki/index.php?title=Customize_Toolbars/it" title="Customize Toolbars/it">Personalizzare la barra degli strumenti</a>
|
|
</td></tr>
|
|
<tr>
|
|
<th class="ctOdd">Versione
|
|
</th></tr>
|
|
<tr>
|
|
<td class="ctEven macro-version">1.0
|
|
</td></tr>
|
|
<tr>
|
|
<th class="ctOdd">Data ultima modifica
|
|
</th></tr>
|
|
<tr>
|
|
<td class="ctEven macro-date">2011-08-01
|
|
</td></tr>
|
|
<tr>
|
|
<th class="ctOdd">
|
|
</th></tr>
|
|
<tr>
|
|
<td class="ctToc"><br /><div id="toc" class="toc"><div class="toctitle"><h2>Contents</h2></div>
|
|
<ul>
|
|
<li class="toclevel-1"><a href="#Funzione_2D"><span class="tocnumber">1</span> <span class="toctext">Funzione 2D</span></a></li>
|
|
</ul>
|
|
</div>
|
|
|
|
</td></tr>
|
|
</table>
|
|
<p><br />
|
|
</p><p>Si usa per disegnare una funzione descritta da una equazione [z=F(x)] (piano ZX). Questo esempio genera una parabola.
|
|
</p><p>Elementi da definire:
|
|
</p><p>F=variable utilizzata nella funzione,
|
|
</p><p>X=Valore iniziale di x,
|
|
</p><p>Nb= Numero di passi,
|
|
</p><p>Z=Funzione espressa con x
|
|
</p><p>ZZ=Funzione espressa con xx
|
|
</p><p><br />
|
|
</p>
|
|
<pre># F = variable used in the function,
|
|
# X = initial value of x,
|
|
# Nb = Number of step,
|
|
# Z = function express with x
|
|
# ZZ = function express with xx
|
|
|
|
import FreeCAD, FreeCADGui, Part
|
|
import math
|
|
F=800
|
|
X=-500
|
|
Nb=10
|
|
Step=1000/Nb
|
|
Y=0
|
|
for I in range(Nb):
|
|
XX=X+Step
|
|
Z=X*X/(4*F)
|
|
ZZ=XX*XX/(4*F)
|
|
if I==0:
|
|
print "Le test est vrai !"
|
|
nomme=Part.makeLine((X,Y,Z),(XX,Y,ZZ))
|
|
WWire=Part.Wire([nomme])
|
|
else :
|
|
print "Le test est 2 !"
|
|
nomme=Part.makeLine((X,Y,Z),(XX,Y,ZZ))
|
|
WWire=Part.Wire([WWire,nomme])
|
|
X=XX
|
|
|
|
Part.show(WWire) </pre>
|
|
</div>
|
|
|
|
|
|
|
|
</div>
|
|
|
|
</div><div class="printfooter">
|
|
Online version: "<a dir="ltr" href="https://www.freecadweb.org/wiki/index.php?title=Macro_Draw_2D_Function/it&oldid=240573">http://www.freecadweb.org/wiki/index.php?title=Macro_Draw_2D_Function/it&oldid=240573</a>"</div>
|
|
<div id="catlinks" class="catlinks" data-mw="interface"></div><div class="visualClear"></div>
|
|
</div>
|
|
</div>
|
|
<div id="mw-navigation">
|
|
<h2>Navigation menu</h2>
|
|
|
|
</body></html> |