130 lines
5.3 KiB
HTML
130 lines
5.3 KiB
HTML
<html><head><title>Macro Rectellipse/cs</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 Rectellipse/cs</h1></div>
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<div id="mw-content-text" lang="cs" 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;">
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<tr>
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<td class="ctTitle">
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<h3><span class="mw-headline" id="Rectellipse_Macro"><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> Rectellipse Macro</span></h3>
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</td></tr>
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<tr>
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<th class="ctOdd">Description
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</th></tr>
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<td class="ctEven left macro-description">Vytváří parametrickou obdélníkovou elipsu
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</td></tr>
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<tr>
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<th class="ctOdd">Author
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</th></tr>
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<td class="ctEven macro-author"><a href="https://www.freecadweb.org/wiki/index.php?title=User:Fcaponi78&action=edit&redlink=1" class="new" title="User:Fcaponi78 (page does not exist)">fcaponi78</a>
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</td></tr>
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<th class="ctOdd">Links
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</th></tr>
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<td class="ctEven"><a href="https://www.freecadweb.org/wiki/index.php?title=Macros_recipes/cs" title="Macros recipes/cs">Makro návody</a><br /><a href="https://www.freecadweb.org/wiki/index.php?title=How_to_install_macros/cs" title="How to install macros/cs">How to install macros</a><br /><a href="https://www.freecadweb.org/wiki/index.php?title=Customize_Toolbars/cs" title="Customize Toolbars/cs">How to customize toolbars</a>
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</td></tr>
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<tr>
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<th class="ctOdd">Version
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</th></tr>
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<td class="ctEven macro-version">1.0
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</td></tr>
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<tr>
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<th class="ctOdd">Date last modification
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</th></tr>
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<td class="ctEven macro-date">2013-12-24
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<th class="ctOdd">
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<td class="ctToc"><br /><div id="toc" class="toc"><div class="toctitle"><h2>Contents</h2></div>
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<ul>
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<li class="toclevel-1"><a href="#Rectellipse_Macro"><span class="tocnumber">1</span> <span class="toctext">Rectellipse Macro</span></a></li>
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</ul>
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</div>
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</td></tr>
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</table>
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<p><br />
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</p><p>Vytváří parametrickou obdélníkovou elipsu
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</p><p><a href="https://www.freecadweb.org/wiki/index.php?title=File:Rectellipse.png" class="image"><img alt="Rectellipse.png" src="Rectellipse.png" width="379" height="236" /></a>
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</p>
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<div style="clear:both"></div>
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<pre>from __future__ import division # allows floating point division from integers
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import FreeCAD, Part, math
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from FreeCAD import Base
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class RectEllipseShape:
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def __init__(self, obj):
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''' Add the properties: Radius, Eccentricity, Height, Segments (see Property View) '''
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obj.addProperty("App::PropertyLength","a","Rectellipse","A - horizontal radius").a = 16.0
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obj.addProperty("App::PropertyLength","b","Rectellipse","B - vertical radius").b = 9.0
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obj.addProperty("App::PropertyFloat","n","Rectellipse","N ").n=0.2
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obj.addProperty("App::PropertyBool","createFace","Rectellipse","Wheter to create a face or not").createFace=True
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obj.Proxy = self
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def onChanged(self, fp, prop):
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if prop == "a" or prop == "b" or prop == "n" or prop == "segments" or prop == "height" or prop == "createFace":
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#if one of these is changed
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self.execute(fp)
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def execute(self, fp):
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r1=fp.a
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r2=fp.b
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s=fp.n
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z=0.0
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p=1.0
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####w=2**0.5/2.0 #Ellipse
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w=2**0.5/2.0/(1-s**p)
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curve=Part.BSplineCurve()
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curve.setPeriodic()
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curve.increaseDegree(2) #quadratic
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curve.insertKnots([i*1.0/(4) for i in (1,2,3)],[2]*(3)) #5Knots 8 Poles
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curve.setPole(1,FreeCAD.Vector(0,-r2,z),1)
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curve.setPole(2,FreeCAD.Vector(-r1,-r2,z),w)
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curve.setPole(3,FreeCAD.Vector(-r1,0,z),1)
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curve.setPole(4,FreeCAD.Vector(-r1,r2,z),w)
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curve.setPole(5,FreeCAD.Vector(0,r2,z),1)
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curve.setPole(6,FreeCAD.Vector(r1,r2,z),w)
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curve.setPole(7,FreeCAD.Vector(r1,0,z),1)
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curve.setPole(8,FreeCAD.Vector(r1,-r2,z),w)
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if fp.createFace == True:
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fp.Shape = Part.Face(Part.Wire(curve.toShape()))
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else:
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fp.Shape = curve.toShape()
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def makeRectellipseBlock():
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doc = FreeCAD.activeDocument()
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if doc == None:
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doc = FreeCAD.newDocument()
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obj=doc.addObject("Part::FeaturePython","RectEllipseShape") #add object to document
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obj.Label = "RectEllipsse"
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RectEllipseShape(obj)
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obj.ViewObject.Proxy=0
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viewObject = Gui.ActiveDocument.getObject(obj.Name)
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viewObject.ShapeColor = (0.00,0.33,1.00)
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viewObject.DisplayMode = "Flat Lines"
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obj.Shape.check()
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if __name__ == "__main__":
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#feature will be generated after macro execution
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makeRectellipseBlock() </pre>
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<p><a rel="nofollow" class="external text" href="https://github.com/FreeCAD/FreeCAD-macros/blob/master/ParametricObjectCreation/Rectellipse.FCMacro">Get the code from Github here!</a>
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</p>
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</div>
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</div>
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</div><div class="printfooter">
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Online version: "<a dir="ltr" href="https://www.freecadweb.org/wiki/index.php?title=Macro_Rectellipse/cs&oldid=240354">http://www.freecadweb.org/wiki/index.php?title=Macro_Rectellipse/cs&oldid=240354</a>"</div>
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<div id="catlinks" class="catlinks" data-mw="interface"></div><div class="visualClear"></div>
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</div>
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</div>
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<div id="mw-navigation">
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<h2>Navigation menu</h2>
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